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7934 commits

Author SHA1 Message Date
Kees Cook
467d3baa5d BACKPORT: overflow: Introduce overflows_type() and castable_to_type()
Implement a robust overflows_type() macro to test if a variable or
constant value would overflow another variable or type. This can be
used as a constant expression for static_assert() (which requires a
constant expression[1][2]) when used on constant values. This must be
constructed manually, since __builtin_add_overflow() does not produce
a constant expression[3].

Additionally adds castable_to_type(), similar to __same_type(), but for
checking if a constant value would overflow if cast to a given type.

Add unit tests for overflows_type(), __same_type(), and castable_to_type()
to the existing KUnit "overflow" test:

[16:03:33] ================== overflow (21 subtests) ==================
...
[16:03:33] [PASSED] overflows_type_test
[16:03:33] [PASSED] same_type_test
[16:03:33] [PASSED] castable_to_type_test
[16:03:33] ==================== [PASSED] overflow =====================
[16:03:33] ============================================================
[16:03:33] Testing complete. Ran 21 tests: passed: 21
[16:03:33] Elapsed time: 24.022s total, 0.002s configuring, 22.598s building, 0.767s running

[1] https://en.cppreference.com/w/c/language/_Static_assert
[2] C11 standard (ISO/IEC 9899:2011): 6.7.10 Static assertions
[3] https://gcc.gnu.org/onlinedocs/gcc/Integer-Overflow-Builtins.html
    6.56 Built-in Functions to Perform Arithmetic with Overflow Checking
    Built-in Function: bool __builtin_add_overflow (type1 a, type2 b,

Cc: Luc Van Oostenryck <luc.vanoostenryck@gmail.com>
Cc: Nathan Chancellor <nathan@kernel.org>
Cc: Nick Desaulniers <ndesaulniers@google.com>
Cc: Tom Rix <trix@redhat.com>
Cc: Daniel Latypov <dlatypov@google.com>
Cc: Vitor Massaru Iha <vitor@massaru.org>
Cc: "Gustavo A. R. Silva" <gustavoars@kernel.org>
Cc: Jani Nikula <jani.nikula@intel.com>
Cc: Mauro Carvalho Chehab <mchehab@kernel.org>
Cc: linux-hardening@vger.kernel.org
Cc: llvm@lists.linux.dev
Co-developed-by: Gwan-gyeong Mun <gwan-gyeong.mun@intel.com>
Signed-off-by: Gwan-gyeong Mun <gwan-gyeong.mun@intel.com>
Signed-off-by: Kees Cook <keescook@chromium.org>
Link: https://lore.kernel.org/r/20221024201125.1416422-1-gwan-gyeong.mun@intel.com

Bug: 279506910
(cherry picked from commit 4b21d25bf519c9487935a664886956bb18f04f6d)
Change-Id: I20aff9de6b82a2f5203367d30555f904681a5b7b
Signed-off-by: Elliot Berman <quic_eberman@quicinc.com>
2023-05-16 20:35:28 +00:00
Greg Kroah-Hartman
c4cafbd0d4 Merge a3a93b4683 ("memstick: fix memory leak if card device is never registered") into android14-6.1
Steps on the way to 6.1.26

Change-Id: I068fdd73b1a29b954bef6931c144aa707d446482
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
2023-05-16 12:06:36 +00:00
Greg Kroah-Hartman
55e4f0c551 This is the 6.1.25 stable release
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Merge 6.1.25 into android14-6.1

Changes in 6.1.25
	Revert "pinctrl: amd: Disable and mask interrupts on resume"
	drm/amd/display: Pass the right info to drm_dp_remove_payload
	ALSA: emu10k1: fix capture interrupt handler unlinking
	ALSA: hda/sigmatel: add pin overrides for Intel DP45SG motherboard
	ALSA: i2c/cs8427: fix iec958 mixer control deactivation
	ALSA: hda: patch_realtek: add quirk for Asus N7601ZM
	ALSA: hda/realtek: Add quirks for Lenovo Z13/Z16 Gen2
	ALSA: firewire-tascam: add missing unwind goto in snd_tscm_stream_start_duplex()
	ALSA: emu10k1: don't create old pass-through playback device on Audigy
	ALSA: hda/sigmatel: fix S/PDIF out on Intel D*45* motherboards
	ALSA: hda/hdmi: disable KAE for Intel DG2
	Bluetooth: L2CAP: Fix use-after-free in l2cap_disconnect_{req,rsp}
	Bluetooth: Fix race condition in hidp_session_thread
	bluetooth: btbcm: Fix logic error in forming the board name.
	Bluetooth: Free potentially unfreed SCO connection
	Bluetooth: hci_conn: Fix possible UAF
	btrfs: restore the thread_pool= behavior in remount for the end I/O workqueues
	btrfs: fix fast csum implementation detection
	fbmem: Reject FB_ACTIVATE_KD_TEXT from userspace
	mtdblock: tolerate corrected bit-flips
	mtd: rawnand: meson: fix bitmask for length in command word
	mtd: rawnand: stm32_fmc2: remove unsupported EDO mode
	mtd: rawnand: stm32_fmc2: use timings.mode instead of checking tRC_min
	KVM: arm64: PMU: Restore the guest's EL0 event counting after migration
	fbcon: Fix error paths in set_con2fb_map
	fbcon: set_con2fb_map needs to set con2fb_map!
	drm/i915/dsi: fix DSS CTL register offsets for TGL+
	clk: sprd: set max_register according to mapping range
	RDMA/irdma: Do not generate SW completions for NOPs
	RDMA/irdma: Fix memory leak of PBLE objects
	RDMA/irdma: Increase iWARP CM default rexmit count
	RDMA/irdma: Add ipv4 check to irdma_find_listener()
	IB/mlx5: Add support for 400G_8X lane speed
	RDMA/erdma: Update default EQ depth to 4096 and max_send_wr to 8192
	RDMA/erdma: Inline mtt entries into WQE if supported
	RDMA/erdma: Defer probing if netdevice can not be found
	clk: rs9: Fix suspend/resume
	RDMA/cma: Allow UD qp_type to join multicast only
	bpf: tcp: Use sock_gen_put instead of sock_put in bpf_iter_tcp
	LoongArch, bpf: Fix jit to skip speculation barrier opcode
	dmaengine: apple-admac: Handle 'global' interrupt flags
	dmaengine: apple-admac: Set src_addr_widths capability
	dmaengine: apple-admac: Fix 'current_tx' not getting freed
	9p/xen : Fix use after free bug in xen_9pfs_front_remove due to race condition
	bpf, arm64: Fixed a BTI error on returning to patched function
	KVM: arm64: Initialise hypervisor copies of host symbols unconditionally
	KVM: arm64: Advertise ID_AA64PFR0_EL1.CSV2/3 to protected VMs
	niu: Fix missing unwind goto in niu_alloc_channels()
	tcp: restrict net.ipv4.tcp_app_win
	bonding: fix ns validation on backup slaves
	iavf: refactor VLAN filter states
	iavf: remove active_cvlans and active_svlans bitmaps
	net: openvswitch: fix race on port output
	Bluetooth: hci_conn: Fix not cleaning up on LE Connection failure
	Bluetooth: Fix printing errors if LE Connection times out
	Bluetooth: SCO: Fix possible circular locking dependency sco_sock_getsockopt
	Bluetooth: Set ISO Data Path on broadcast sink
	drm/armada: Fix a potential double free in an error handling path
	qlcnic: check pci_reset_function result
	net: wwan: iosm: Fix error handling path in ipc_pcie_probe()
	cgroup,freezer: hold cpu_hotplug_lock before freezer_mutex
	net: qrtr: Fix an uninit variable access bug in qrtr_tx_resume()
	sctp: fix a potential overflow in sctp_ifwdtsn_skip
	RDMA/core: Fix GID entry ref leak when create_ah fails
	selftests: openvswitch: adjust datapath NL message declaration
	udp6: fix potential access to stale information
	net: macb: fix a memory corruption in extended buffer descriptor mode
	skbuff: Fix a race between coalescing and releasing SKBs
	libbpf: Fix single-line struct definition output in btf_dump
	ARM: 9290/1: uaccess: Fix KASAN false-positives
	ARM: dts: qcom: apq8026-lg-lenok: add missing reserved memory
	power: supply: rk817: Fix unsigned comparison with less than zero
	power: supply: cros_usbpd: reclassify "default case!" as debug
	power: supply: axp288_fuel_gauge: Added check for negative values
	selftests/bpf: Fix progs/find_vma_fail1.c build error.
	wifi: mwifiex: mark OF related data as maybe unused
	i2c: imx-lpi2c: clean rx/tx buffers upon new message
	i2c: hisi: Avoid redundant interrupts
	efi: sysfb_efi: Add quirk for Lenovo Yoga Book X91F/L
	block: ublk_drv: mark device as LIVE before adding disk
	ACPI: video: Add backlight=native DMI quirk for Acer Aspire 3830TG
	drm: panel-orientation-quirks: Add quirk for Lenovo Yoga Book X90F
	hwmon: (peci/cputemp) Fix miscalculated DTS for SKX
	hwmon: (xgene) Fix ioremap and memremap leak
	verify_pefile: relax wrapper length check
	asymmetric_keys: log on fatal failures in PE/pkcs7
	nvme: send Identify with CNS 06h only to I/O controllers
	wifi: iwlwifi: mvm: fix mvmtxq->stopped handling
	wifi: iwlwifi: mvm: protect TXQ list manipulation
	drm/amdgpu: add mes resume when do gfx post soft reset
	drm/amdgpu: Force signal hw_fences that are embedded in non-sched jobs
	drm/amdgpu/gfx: set cg flags to enter/exit safe mode
	ACPI: resource: Add Medion S17413 to IRQ override quirk
	x86/hyperv: Move VMCB enlightenment definitions to hyperv-tlfs.h
	KVM: selftests: Move "struct hv_enlightenments" to x86_64/svm.h
	KVM: SVM: Add a proper field for Hyper-V VMCB enlightenments
	x86/hyperv: KVM: Rename "hv_enlightenments" to "hv_vmcb_enlightenments"
	KVM: SVM: Flush Hyper-V TLB when required
	tracing: Add trace_array_puts() to write into instance
	tracing: Have tracing_snapshot_instance_cond() write errors to the appropriate instance
	maple_tree: fix write memory barrier of nodes once dead for RCU mode
	ksmbd: avoid out of bounds access in decode_preauth_ctxt()
	riscv: add icache flush for nommu sigreturn trampoline
	HID: intel-ish-hid: Fix kernel panic during warm reset
	net: sfp: initialize sfp->i2c_block_size at sfp allocation
	net: phy: nxp-c45-tja11xx: add remove callback
	net: phy: nxp-c45-tja11xx: fix unsigned long multiplication overflow
	scsi: ses: Handle enclosure with just a primary component gracefully
	x86/PCI: Add quirk for AMD XHCI controller that loses MSI-X state in D3hot
	cgroup: fix display of forceidle time at root
	cgroup/cpuset: Fix partition root's cpuset.cpus update bug
	cgroup/cpuset: Wake up cpuset_attach_wq tasks in cpuset_cancel_attach()
	drm/amd/pm: correct SMU13.0.7 pstate profiling clock settings
	drm/amd/pm: correct SMU13.0.7 max shader clock reporting
	mptcp: use mptcp_schedule_work instead of open-coding it
	mptcp: stricter state check in mptcp_worker
	ubi: Fix failure attaching when vid_hdr offset equals to (sub)page size
	ubi: Fix deadlock caused by recursively holding work_sem
	i2c: mchp-pci1xxxx: Update Timing registers
	powerpc/papr_scm: Update the NUMA distance table for the target node
	sched/fair: Fix imbalance overflow
	x86/rtc: Remove __init for runtime functions
	i2c: ocores: generate stop condition after timeout in polling mode
	cifs: fix negotiate context parsing
	nvme-pci: mark Lexar NM760 as IGNORE_DEV_SUBNQN
	nvme-pci: add NVME_QUIRK_BOGUS_NID for T-FORCE Z330 SSD
	cgroup/cpuset: Skip spread flags update on v2
	cgroup/cpuset: Make cpuset_fork() handle CLONE_INTO_CGROUP properly
	cgroup/cpuset: Add cpuset_can_fork() and cpuset_cancel_fork() methods
	Linux 6.1.25

Change-Id: Ib4d2c49ea9bacb8d8dbdb7b3a4eecce937016427
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
2023-04-26 13:13:19 +00:00
Peng Zhang
a1176791ab maple_tree: fix a potential memory leak, OOB access, or other unpredictable bug
commit 1f5f12ece722aacea1769fb644f27790ede339dc upstream.

In mas_alloc_nodes(), "node->node_count = 0" means to initialize the
node_count field of the new node, but the node may not be a new node.  It
may be a node that existed before and node_count has a value, setting it
to 0 will cause a memory leak.  At this time, mas->alloc->total will be
greater than the actual number of nodes in the linked list, which may
cause many other errors.  For example, out-of-bounds access in
mas_pop_node(), and mas_pop_node() may return addresses that should not be
used.  Fix it by initializing node_count only for new nodes.

Also, by the way, an if-else statement was removed to simplify the code.

Link: https://lkml.kernel.org/r/20230411041005.26205-1-zhangpeng.00@bytedance.com
Fixes: 54a611b605 ("Maple Tree: add new data structure")
Signed-off-by: Peng Zhang <zhangpeng.00@bytedance.com>
Reviewed-by: Liam R. Howlett <Liam.Howlett@oracle.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-04-26 14:28:39 +02:00
Liam R. Howlett
66f13a1acf maple_tree: fix mas_empty_area() search
commit 06e8fd999334bcd76b4d72d7b9206d4aea89764e upstream.

The internal function of mas_awalk() was incorrectly skipping the last
entry in a node, which could potentially be NULL.  This is only a problem
for the left-most node in the tree - otherwise that NULL would not exist.

Fix mas_awalk() by using the metadata to obtain the end of the node for
the loop and the logical pivot as apposed to the raw pivot value.

Link: https://lkml.kernel.org/r/20230414145728.4067069-2-Liam.Howlett@oracle.com
Fixes: 54a611b605 ("Maple Tree: add new data structure")
Signed-off-by: Liam R. Howlett <Liam.Howlett@oracle.com>
Reported-by: Rick Edgecombe <rick.p.edgecombe@intel.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-04-26 14:28:39 +02:00
Liam R. Howlett
c51b9ef3f5 maple_tree: make maple state reusable after mas_empty_area_rev()
commit fad8e4291da5e3243e086622df63cb952db444d8 upstream.

Stop using maple state min/max for the range by passing through pointers
for those values.  This will allow the maple state to be reused without
resetting.

Also add some logic to fail out early on searching with invalid
arguments.

Link: https://lkml.kernel.org/r/20230414145728.4067069-1-Liam.Howlett@oracle.com
Fixes: 54a611b605 ("Maple Tree: add new data structure")
Signed-off-by: Liam R. Howlett <Liam.Howlett@oracle.com>
Reported-by: Rick Edgecombe <rick.p.edgecombe@intel.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-04-26 14:28:38 +02:00
Greg Kroah-Hartman
0fff48d6fe Merge 6.1.24 into android14-6.1
Changes in 6.1.24
	dm cache: Add some documentation to dm-cache-background-tracker.h
	dm integrity: Remove bi_sector that's only used by commented debug code
	dm: change "unsigned" to "unsigned int"
	dm: fix improper splitting for abnormal bios
	KVM: arm64: PMU: Align chained counter implementation with architecture pseudocode
	KVM: arm64: PMU: Distinguish between 64bit counter and 64bit overflow
	KVM: arm64: PMU: Sanitise PMCR_EL0.LP on first vcpu run
	KVM: arm64: PMU: Don't save PMCR_EL0.{C,P} for the vCPU
	gpio: GPIO_REGMAP: select REGMAP instead of depending on it
	Drivers: vmbus: Check for channel allocation before looking up relids
	ASoC: SOF: ipc4: Ensure DSP is in D0I0 during sof_ipc4_set_get_data()
	pwm: Make .get_state() callback return an error code
	pwm: hibvt: Explicitly set .polarity in .get_state()
	pwm: cros-ec: Explicitly set .polarity in .get_state()
	pwm: iqs620a: Explicitly set .polarity in .get_state()
	pwm: sprd: Explicitly set .polarity in .get_state()
	pwm: meson: Explicitly set .polarity in .get_state()
	ASoC: codecs: lpass: fix the order or clks turn off during suspend
	KVM: s390: pv: fix external interruption loop not always detected
	wifi: mac80211: fix the size calculation of ieee80211_ie_len_eht_cap()
	wifi: mac80211: fix invalid drv_sta_pre_rcu_remove calls for non-uploaded sta
	net: qrtr: Fix a refcount bug in qrtr_recvmsg()
	net: phylink: add phylink_expects_phy() method
	net: stmmac: check if MAC needs to attach to a PHY
	net: stmmac: remove redundant fixup to support fixed-link mode
	l2tp: generate correct module alias strings
	wifi: brcmfmac: Fix SDIO suspend/resume regression
	NFSD: Avoid calling OPDESC() with ops->opnum == OP_ILLEGAL
	nfsd: call op_release, even when op_func returns an error
	icmp: guard against too small mtu
	ALSA: hda/hdmi: Preserve the previous PCM device upon re-enablement
	net: don't let netpoll invoke NAPI if in xmit context
	net: dsa: mv88e6xxx: Reset mv88e6393x force WD event bit
	sctp: check send stream number after wait_for_sndbuf
	net: qrtr: Do not do DEL_SERVER broadcast after DEL_CLIENT
	ipv6: Fix an uninit variable access bug in __ip6_make_skb()
	platform/x86: think-lmi: Fix memory leak when showing current settings
	platform/x86: think-lmi: Fix memory leaks when parsing ThinkStation WMI strings
	platform/x86: think-lmi: Clean up display of current_value on Thinkstation
	gpio: davinci: Do not clear the bank intr enable bit in save_context
	gpio: davinci: Add irq chip flag to skip set wake
	net: ethernet: ti: am65-cpsw: Fix mdio cleanup in probe
	net: stmmac: fix up RX flow hash indirection table when setting channels
	sunrpc: only free unix grouplist after RCU settles
	NFSD: callback request does not use correct credential for AUTH_SYS
	ice: fix wrong fallback logic for FDIR
	ice: Reset FDIR counter in FDIR init stage
	raw: use net_hash_mix() in hash function
	raw: Fix NULL deref in raw_get_next().
	ping: Fix potentail NULL deref for /proc/net/icmp.
	ethtool: reset #lanes when lanes is omitted
	netlink: annotate lockless accesses to nlk->max_recvmsg_len
	gve: Secure enough bytes in the first TX desc for all TCP pkts
	arm64: compat: Work around uninitialized variable warning
	net: stmmac: check fwnode for phy device before scanning for phy
	cxl/pci: Fix CDAT retrieval on big endian
	cxl/pci: Handle truncated CDAT header
	cxl/pci: Handle truncated CDAT entries
	cxl/pci: Handle excessive CDAT length
	PCI/DOE: Silence WARN splat with CONFIG_DEBUG_OBJECTS=y
	PCI/DOE: Fix memory leak with CONFIG_DEBUG_OBJECTS=y
	usb: xhci: tegra: fix sleep in atomic call
	xhci: Free the command allocated for setting LPM if we return early
	xhci: also avoid the XHCI_ZERO_64B_REGS quirk with a passthrough iommu
	usb: cdnsp: Fixes error: uninitialized symbol 'len'
	usb: dwc3: pci: add support for the Intel Meteor Lake-S
	USB: serial: cp210x: add Silicon Labs IFS-USB-DATACABLE IDs
	usb: typec: altmodes/displayport: Fix configure initial pin assignment
	USB: serial: option: add Telit FE990 compositions
	USB: serial: option: add Quectel RM500U-CN modem
	drivers: iio: adc: ltc2497: fix LSB shift
	iio: adis16480: select CONFIG_CRC32
	iio: adc: qcom-spmi-adc5: Fix the channel name
	iio: adc: ti-ads7950: Set `can_sleep` flag for GPIO chip
	iio: dac: cio-dac: Fix max DAC write value check for 12-bit
	iio: buffer: correctly return bytes written in output buffers
	iio: buffer: make sure O_NONBLOCK is respected
	iio: light: cm32181: Unregister second I2C client if present
	tty: serial: sh-sci: Fix transmit end interrupt handler
	tty: serial: sh-sci: Fix Rx on RZ/G2L SCI
	tty: serial: fsl_lpuart: avoid checking for transfer complete when UARTCTRL_SBK is asserted in lpuart32_tx_empty
	nilfs2: fix potential UAF of struct nilfs_sc_info in nilfs_segctor_thread()
	nilfs2: fix sysfs interface lifetime
	dt-bindings: serial: renesas,scif: Fix 4th IRQ for 4-IRQ SCIFs
	serial: 8250: Prevent starting up DMA Rx on THRI interrupt
	ksmbd: do not call kvmalloc() with __GFP_NORETRY | __GFP_NO_WARN
	ksmbd: fix slab-out-of-bounds in init_smb2_rsp_hdr
	ALSA: hda/realtek: Add quirk for Clevo X370SNW
	ALSA: hda/realtek: fix mute/micmute LEDs for a HP ProBook
	x86/acpi/boot: Correct acpi_is_processor_usable() check
	x86/ACPI/boot: Use FADT version to check support for online capable
	KVM: x86: Clear "has_error_code", not "error_code", for RM exception injection
	KVM: nVMX: Do not report error code when synthesizing VM-Exit from Real Mode
	mm: kfence: fix PG_slab and memcg_data clearing
	mm: kfence: fix handling discontiguous page
	coresight: etm4x: Do not access TRCIDR1 for identification
	coresight-etm4: Fix for() loop drvdata->nr_addr_cmp range bug
	counter: 104-quad-8: Fix race condition between FLAG and CNTR reads
	counter: 104-quad-8: Fix Synapse action reported for Index signals
	blk-mq: directly poll requests
	iio: adc: ad7791: fix IRQ flags
	io_uring: fix return value when removing provided buffers
	io_uring: fix memory leak when removing provided buffers
	scsi: qla2xxx: Fix memory leak in qla2x00_probe_one()
	scsi: iscsi_tcp: Check that sock is valid before iscsi_set_param()
	nvme: fix discard support without oncs
	cifs: sanitize paths in cifs_update_super_prepath.
	block: ublk: make sure that block size is set correctly
	block: don't set GD_NEED_PART_SCAN if scan partition failed
	perf/core: Fix the same task check in perf_event_set_output
	ftrace: Mark get_lock_parent_ip() __always_inline
	ftrace: Fix issue that 'direct->addr' not restored in modify_ftrace_direct()
	fs: drop peer group ids under namespace lock
	can: j1939: j1939_tp_tx_dat_new(): fix out-of-bounds memory access
	can: isotp: fix race between isotp_sendsmg() and isotp_release()
	can: isotp: isotp_ops: fix poll() to not report false EPOLLOUT events
	can: isotp: isotp_recvmsg(): use sock_recv_cmsgs() to get SOCK_RXQ_OVFL infos
	ACPI: video: Add auto_detect arg to __acpi_video_get_backlight_type()
	ACPI: video: Make acpi_backlight=video work independent from GPU driver
	ACPI: video: Add acpi_backlight=video quirk for Apple iMac14,1 and iMac14,2
	ACPI: video: Add acpi_backlight=video quirk for Lenovo ThinkPad W530
	net: stmmac: Add queue reset into stmmac_xdp_open() function
	tracing/synthetic: Fix races on freeing last_cmd
	tracing/timerlat: Notify new max thread latency
	tracing/osnoise: Fix notify new tracing_max_latency
	tracing: Free error logs of tracing instances
	ASoC: hdac_hdmi: use set_stream() instead of set_tdm_slots()
	tracing/synthetic: Make lastcmd_mutex static
	zsmalloc: document freeable stats
	mm: vmalloc: avoid warn_alloc noise caused by fatal signal
	wifi: mt76: ignore key disable commands
	ublk: read any SQE values upfront
	drm/panfrost: Fix the panfrost_mmu_map_fault_addr() error path
	drm/nouveau/disp: Support more modes by checking with lower bpc
	drm/i915: Fix context runtime accounting
	drm/i915: fix race condition UAF in i915_perf_add_config_ioctl
	ring-buffer: Fix race while reader and writer are on the same page
	mm/swap: fix swap_info_struct race between swapoff and get_swap_pages()
	mm/hugetlb: fix uffd wr-protection for CoW optimization path
	maple_tree: fix get wrong data_end in mtree_lookup_walk()
	maple_tree: fix a potential concurrency bug in RCU mode
	blk-throttle: Fix that bps of child could exceed bps limited in parent
	drm/amd/display: Clear MST topology if it fails to resume
	drm/amdgpu: for S0ix, skip SDMA 5.x+ suspend/resume
	drm/amdgpu: skip psp suspend for IMU enabled ASICs mode2 reset
	drm/display/dp_mst: Handle old/new payload states in drm_dp_remove_payload()
	drm/i915/dp_mst: Fix payload removal during output disabling
	drm/bridge: lt9611: Fix PLL being unable to lock
	drm/i915: Use _MMIO_PIPE() for SKL_BOTTOM_COLOR
	drm/i915: Split icl_color_commit_noarm() from skl_color_commit_noarm()
	mm: take a page reference when removing device exclusive entries
	maple_tree: remove GFP_ZERO from kmem_cache_alloc() and kmem_cache_alloc_bulk()
	maple_tree: fix potential rcu issue
	maple_tree: reduce user error potential
	maple_tree: fix handle of invalidated state in mas_wr_store_setup()
	maple_tree: fix mas_prev() and mas_find() state handling
	maple_tree: be more cautious about dead nodes
	maple_tree: refine ma_state init from mas_start()
	maple_tree: detect dead nodes in mas_start()
	maple_tree: fix freeing of nodes in rcu mode
	maple_tree: remove extra smp_wmb() from mas_dead_leaves()
	maple_tree: add smp_rmb() to dead node detection
	maple_tree: add RCU lock checking to rcu callback functions
	mm: enable maple tree RCU mode by default.
	bpftool: Print newline before '}' for struct with padding only fields
	Linux 6.1.24

Change-Id: I475408e1166927565c7788e7095bdf2cb236c4b2
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
2023-04-22 08:52:25 +00:00
Liam R. Howlett
2128f7c00f maple_tree: fix write memory barrier of nodes once dead for RCU mode
[ Upstream commit c13af03de46ba27674dd9fb31a17c0d480081139 ]

During the development of the maple tree, the strategy of freeing multiple
nodes changed and, in the process, the pivots were reused to store
pointers to dead nodes.  To ensure the readers see accurate pivots, the
writers need to mark the nodes as dead and call smp_wmb() to ensure any
readers can identify the node as dead before using the pivot values.

There were two places where the old method of marking the node as dead
without smp_wmb() were being used, which resulted in RCU readers seeing
the wrong pivot value before seeing the node was dead.  Fix this race
condition by using mte_set_node_dead() which has the smp_wmb() call to
ensure the race is closed.

Add a WARN_ON() to the ma_free_rcu() call to ensure all nodes being freed
are marked as dead to ensure there are no other call paths besides the two
updated paths.

This is necessary for the RCU mode of the maple tree.

Link: https://lkml.kernel.org/r/20230227173632.3292573-6-surenb@google.com
Fixes: 54a611b605 ("Maple Tree: add new data structure")
Signed-off-by: Liam R. Howlett <Liam.Howlett@oracle.com>
Signed-off-by: Suren Baghdasaryan <surenb@google.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2023-04-20 12:35:12 +02:00
Liam R. Howlett
9b6627bc36 maple_tree: add RCU lock checking to rcu callback functions
commit 790e1fa86b340c2bd4a327e01c161f7a1ad885f6 upstream.

Dereferencing RCU objects within the RCU callback without the RCU check
has caused lockdep to complain.  Fix the RCU dereferencing by using the
RCU callback lock to ensure the operation is safe.

Also stop creating a new lock to use for dereferencing during destruction
of the tree or subtree.  Instead, pass through a pointer to the tree that
has the lock that is held for RCU dereferencing checking.  It also does
not make sense to use the maple state in the freeing scenario as the tree
walk is a special case where the tree no longer has the normal encodings
and parent pointers.

Link: https://lkml.kernel.org/r/20230227173632.3292573-8-surenb@google.com
Fixes: 54a611b605 ("Maple Tree: add new data structure")
Cc: stable@vger.kernel.org
Reported-by: Suren Baghdasaryan <surenb@google.com>
Signed-off-by: Liam R. Howlett <Liam.Howlett@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-04-13 16:55:40 +02:00
Liam R. Howlett
a29025a1b6 maple_tree: add smp_rmb() to dead node detection
commit 0a2b18d948838e16912b3b627b504ab062b7d02a upstream.

Add an smp_rmb() before reading the parent pointer to ensure that anything
read from the node prior to the parent pointer hasn't been reordered ahead
of this check.

The is necessary for RCU mode.

Link: https://lkml.kernel.org/r/20230227173632.3292573-7-surenb@google.com
Fixes: 54a611b605 ("Maple Tree: add new data structure")
Cc: stable@vger.kernel.org
Signed-off-by: Liam R. Howlett <Liam.Howlett@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-04-13 16:55:40 +02:00
Liam R. Howlett
d3af5f8a50 maple_tree: remove extra smp_wmb() from mas_dead_leaves()
commit 8372f4d83f96f35915106093cde4565836587123 upstream.

The call to mte_set_dead_node() before the smp_wmb() already calls
smp_wmb() so this is not needed.  This is an optimization for the RCU mode
of the maple tree.

Link: https://lkml.kernel.org/r/20230227173632.3292573-5-surenb@google.com
Fixes: 54a611b605 ("Maple Tree: add new data structure")
Cc: stable@vger.kernel.org
Signed-off-by: Liam Howlett <Liam.Howlett@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-04-13 16:55:39 +02:00
Liam R. Howlett
cc2f2507f3 maple_tree: fix freeing of nodes in rcu mode
commit 2e5b4921f8efc9e845f4f04741797d16f36847eb upstream.

The walk to destroy the nodes was not always setting the node type and
would result in a destroy method potentially using the values as nodes.
Avoid this by setting the correct node types.  This is necessary for the
RCU mode of the maple tree.

Link: https://lkml.kernel.org/r/20230227173632.3292573-4-surenb@google.com
Cc: <Stable@vger.kernel.org>
Fixes: 54a611b605 ("Maple Tree: add new data structure")
Signed-off-by: Liam Howlett <Liam.Howlett@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-04-13 16:55:39 +02:00
Liam R. Howlett
5f7c591264 maple_tree: detect dead nodes in mas_start()
commit a7b92d59c885018cb7bb88539892278e4fd64b29 upstream.

When initially starting a search, the root node may already be in the
process of being replaced in RCU mode.  Detect and restart the walk if
this is the case.  This is necessary for RCU mode of the maple tree.

Link: https://lkml.kernel.org/r/20230227173632.3292573-3-surenb@google.com
Cc: <Stable@vger.kernel.org>
Fixes: 54a611b605 ("Maple Tree: add new data structure")
Signed-off-by: Liam Howlett <Liam.Howlett@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-04-13 16:55:39 +02:00
Liam R. Howlett
3825e4495b maple_tree: refine ma_state init from mas_start()
commit 46b345848261009477552d654cb2f65000c30e4d upstream.

If mas->node is an MAS_START, there are three cases, and they all assign
different values to mas->node and mas->offset.  So there is no need to set
them to a default value before updating.

Update them directly to make them easier to understand and for better
readability.

Link: https://lkml.kernel.org/r/20221221060058.609003-7-vernon2gm@gmail.com
Cc: <Stable@vger.kernel.org>
Fixes: 54a611b605 ("Maple Tree: add new data structure")
Signed-off-by: Vernon Yang <vernon2gm@gmail.com>
Signed-off-by: Liam R. Howlett <Liam.Howlett@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-04-13 16:55:39 +02:00
Liam R. Howlett
64cb480523 maple_tree: be more cautious about dead nodes
commit 39d0bd86c499ecd6abae42a9b7112056c5560691 upstream.

ma_pivots() and ma_data_end() may be called with a dead node.  Ensure to
that the node isn't dead before using the returned values.

This is necessary for RCU mode of the maple tree.

Link: https://lkml.kernel.org/r/20230227173632.3292573-1-surenb@google.com
Link: https://lkml.kernel.org/r/20230227173632.3292573-2-surenb@google.com
Fixes: 54a611b605 ("Maple Tree: add new data structure")
Cc: <Stable@vger.kernel.org>
Signed-off-by: Liam Howlett <Liam.Howlett@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-04-13 16:55:39 +02:00
Liam R. Howlett
0a0372d1d2 maple_tree: fix mas_prev() and mas_find() state handling
commit 17dc622c7b0f94e49bed030726df4db12ecaa6b5 upstream.

When mas_prev() does not find anything, set the state to MAS_NONE.

Handle the MAS_NONE in mas_find() like a MAS_START.

Link: https://lkml.kernel.org/r/20230120162650.984577-7-Liam.Howlett@oracle.com
Cc: <Stable@vger.kernel.org>
Fixes: 54a611b605 ("Maple Tree: add new data structure")
Signed-off-by: Liam R. Howlett <Liam.Howlett@oracle.com>
Reported-by: <syzbot+502859d610c661e56545@syzkaller.appspotmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-04-13 16:55:39 +02:00
Liam R. Howlett
19d8f782e3 maple_tree: fix handle of invalidated state in mas_wr_store_setup()
commit 1202700c3f8cc5f7e4646c3cf05ee6f7c8bc6ccf upstream.

If an invalidated maple state is encountered during write, reset the maple
state to MAS_START.  This will result in a re-walk of the tree to the
correct location for the write.

Link: https://lore.kernel.org/all/20230107020126.1627-1-sj@kernel.org/
Link: https://lkml.kernel.org/r/20230120162650.984577-6-Liam.Howlett@oracle.com
Cc: <Stable@vger.kernel.org>
Fixes: 54a611b605 ("Maple Tree: add new data structure")
Signed-off-by: Liam R. Howlett <Liam.Howlett@oracle.com>
Reported-by: SeongJae Park <sj@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-04-13 16:55:39 +02:00
Liam R. Howlett
2c9bc4903b maple_tree: reduce user error potential
commit 50e81c82ad947045c7ed26ddc9acb17276b653b6 upstream.

When iterating, a user may operate on the tree and cause the maple state
to be altered and left in an unintuitive state.  Detect this scenario and
correct it by setting to the limit and invalidating the state.

Link: https://lkml.kernel.org/r/20230120162650.984577-4-Liam.Howlett@oracle.com
Cc: <Stable@vger.kernel.org>
Fixes: 54a611b605 ("Maple Tree: add new data structure")
Signed-off-by: Liam R. Howlett <Liam.Howlett@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-04-13 16:55:38 +02:00
Liam R. Howlett
f41e9e6927 maple_tree: fix potential rcu issue
commit 65be6f058b0eba98dc6c6f197ea9f62c9b6a519f upstream.

Ensure the node isn't dead after reading the node end.

Link: https://lkml.kernel.org/r/20230120162650.984577-3-Liam.Howlett@oracle.com
Cc: <Stable@vger.kernel.org>
Fixes: 54a611b605 ("Maple Tree: add new data structure")
Signed-off-by: Liam R. Howlett <Liam.Howlett@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-04-13 16:55:38 +02:00
Liam R. Howlett
edc5a4e880 maple_tree: remove GFP_ZERO from kmem_cache_alloc() and kmem_cache_alloc_bulk()
commit 541e06b772c1aaffb3b6a245ccface36d7107af2 upstream.

Preallocations are common in the VMA code to avoid allocating under
certain locking conditions.  The preallocations must also cover the
worst-case scenario.  Removing the GFP_ZERO flag from the
kmem_cache_alloc() (and bulk variant) calls will reduce the amount of time
spent zeroing memory that may not be used.  Only zero out the necessary
area to keep track of the allocations in the maple state.  Zero the entire
node prior to using it in the tree.

This required internal changes to node counting on allocation, so the test
code is also updated.

This restores some micro-benchmark performance: up to +9% in mmtests mmap1
by my testing +10% to +20% in mmap, mmapaddr, mmapmany tests reported by
Red Hat

Link: https://bugzilla.redhat.com/show_bug.cgi?id=2149636
Link: https://lkml.kernel.org/r/20230105160427.2988454-1-Liam.Howlett@oracle.com
Cc: stable@vger.kernel.org
Fixes: 54a611b605 ("Maple Tree: add new data structure")
Signed-off-by: Liam Howlett <Liam.Howlett@oracle.com>
Reported-by: Jirka Hladky <jhladky@redhat.com>
Suggested-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-04-13 16:55:38 +02:00
Peng Zhang
240bb94f35 maple_tree: fix a potential concurrency bug in RCU mode
commit c45ea315a602d45569b08b93e9ab30f6a63a38aa upstream.

There is a concurrency bug that may cause the wrong value to be loaded
when a CPU is modifying the maple tree.

CPU1:
mtree_insert_range()
  mas_insert()
    mas_store_root()
      ...
      mas_root_expand()
        ...
        rcu_assign_pointer(mas->tree->ma_root, mte_mk_root(mas->node));
        ma_set_meta(node, maple_leaf_64, 0, slot);    <---IP

CPU2:
mtree_load()
  mtree_lookup_walk()
    ma_data_end();

When CPU1 is about to execute the instruction pointed to by IP, the
ma_data_end() executed by CPU2 may return the wrong end position, which
will cause the value loaded by mtree_load() to be wrong.

An example of triggering the bug:

Add mdelay(100) between rcu_assign_pointer() and ma_set_meta() in
mas_root_expand().

static DEFINE_MTREE(tree);
int work(void *p) {
	unsigned long val;
	for (int i = 0 ; i< 30; ++i) {
		val = (unsigned long)mtree_load(&tree, 8);
		mdelay(5);
		pr_info("%lu",val);
	}
	return 0;
}

mt_init_flags(&tree, MT_FLAGS_USE_RCU);
mtree_insert(&tree, 0, (void*)12345, GFP_KERNEL);
run_thread(work)
mtree_insert(&tree, 1, (void*)56789, GFP_KERNEL);

In RCU mode, mtree_load() should always return the value before or after
the data structure is modified, and in this example mtree_load(&tree, 8)
may return 56789 which is not expected, it should always return NULL.  Fix
it by put ma_set_meta() before rcu_assign_pointer().

Link: https://lkml.kernel.org/r/20230314124203.91572-4-zhangpeng.00@bytedance.com
Fixes: 54a611b605 ("Maple Tree: add new data structure")
Signed-off-by: Peng Zhang <zhangpeng.00@bytedance.com>
Reviewed-by: Liam R. Howlett <Liam.Howlett@oracle.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-04-13 16:55:36 +02:00
Peng Zhang
4f5760757f maple_tree: fix get wrong data_end in mtree_lookup_walk()
commit ec07967d7523adb3670f9dfee0232e3bc868f3de upstream.

if (likely(offset > end))
	max = pivots[offset];

The above code should be changed to if (likely(offset < end)), which is
correct.  This affects the correctness of ma_data_end().  Now it seems
that the final result will not be wrong, but it is best to change it.
This patch does not change the code as above, because it simplifies the
code by the way.

Link: https://lkml.kernel.org/r/20230314124203.91572-1-zhangpeng.00@bytedance.com
Link: https://lkml.kernel.org/r/20230314124203.91572-2-zhangpeng.00@bytedance.com
Fixes: 54a611b605 ("Maple Tree: add new data structure")
Signed-off-by: Peng Zhang <zhangpeng.00@bytedance.com>
Reviewed-by: Liam R. Howlett <Liam.Howlett@oracle.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-04-13 16:55:36 +02:00
Greg Kroah-Hartman
a0f3313ef9 This is the 6.1.23 stable release
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Merge 6.1.23 into android14-6.1

Changes in 6.1.23
	thunderbolt: Limit USB3 bandwidth of certain Intel USB4 host routers
	cifs: update ip_addr for ses only for primary chan setup
	cifs: prevent data race in cifs_reconnect_tcon()
	cifs: avoid race conditions with parallel reconnects
	zonefs: Reorganize code
	zonefs: Simplify IO error handling
	zonefs: Reduce struct zonefs_inode_info size
	zonefs: Separate zone information from inode information
	zonefs: Fix error message in zonefs_file_dio_append()
	fsverity: don't drop pagecache at end of FS_IOC_ENABLE_VERITY
	kernel: kcsan: kcsan_test: build without structleak plugin
	kcsan: avoid passing -g for test
	btrfs: rename BTRFS_FS_NO_OVERCOMMIT to BTRFS_FS_ACTIVE_ZONE_TRACKING
	btrfs: zoned: count fresh BG region as zone unusable
	net: ethernet: ti: am65-cpsw/cpts: Fix CPTS release action
	riscv: ftrace: Fixup panic by disabling preemption
	ARM: dts: aspeed: p10bmc: Update battery node name
	drm/msm/dpu: Refactor sc7280_pp location
	drm/msm/dpu: correct sm8250 and sm8350 scaler
	drm/msm/disp/dpu: fix sc7280_pp base offset
	tty: serial: fsl_lpuart: switch to new dmaengine_terminate_* API
	tty: serial: fsl_lpuart: fix race on RX DMA shutdown
	tracing: Add .percent suffix option to histogram values
	tracing: Add .graph suffix option to histogram value
	tracing: Do not let histogram values have some modifiers
	net: mscc: ocelot: fix stats region batching
	arm64: efi: Set NX compat flag in PE/COFF header
	cifs: fix missing unload_nls() in smb2_reconnect()
	xfrm: Zero padding when dumping algos and encap
	ASoC: codecs: tx-macro: Fix for KASAN: slab-out-of-bounds
	ASoC: Intel: avs: max98357a: Explicitly define codec format
	ASoC: Intel: avs: da7219: Explicitly define codec format
	ASoC: Intel: avs: ssm4567: Remove nau8825 bits
	ASoC: Intel: avs: nau8825: Adjust clock control
	zstd: Fix definition of assert()
	ACPI: video: Add backlight=native DMI quirk for Dell Vostro 15 3535
	ASoC: SOF: ipc3: Check for upper size limit for the received message
	ASoC: SOF: ipc4-topology: Fix incorrect sample rate print unit
	ASoC: SOF: Intel: pci-tng: revert invalid bar size setting
	ASoC: SOF: IPC4: update gain ipc msg definition to align with fw
	md: avoid signed overflow in slot_store()
	x86/PVH: obtain VGA console info in Dom0
	drm/amdkfd: Fix BO offset for multi-VMA page migration
	drm/amdkfd: fix a potential double free in pqm_create_queue
	drm/amdkfd: fix potential kgd_mem UAFs
	net: hsr: Don't log netdev_err message on unknown prp dst node
	ALSA: asihpi: check pao in control_message()
	ALSA: hda/ca0132: fixup buffer overrun at tuning_ctl_set()
	fbdev: tgafb: Fix potential divide by zero
	ACPI: tools: pfrut: Check if the input of level and type is in the right numeric range
	sched_getaffinity: don't assume 'cpumask_size()' is fully initialized
	nvme-pci: add NVME_QUIRK_BOGUS_NID for Lexar NM620
	drm/amdkfd: Fixed kfd_process cleanup on module exit.
	net/mlx5e: Lower maximum allowed MTU in XSK to match XDP prerequisites
	fbdev: nvidia: Fix potential divide by zero
	fbdev: intelfb: Fix potential divide by zero
	fbdev: lxfb: Fix potential divide by zero
	fbdev: au1200fb: Fix potential divide by zero
	tools/power turbostat: Fix /dev/cpu_dma_latency warnings
	tools/power turbostat: fix decoding of HWP_STATUS
	tracing: Fix wrong return in kprobe_event_gen_test.c
	btrfs: fix uninitialized variable warning in btrfs_update_block_group
	btrfs: use temporary variable for space_info in btrfs_update_block_group
	mtd: rawnand: meson: initialize struct with zeroes
	mtd: nand: mxic-ecc: Fix mxic_ecc_data_xfer_wait_for_completion() when irq is used
	ca8210: Fix unsigned mac_len comparison with zero in ca8210_skb_tx()
	riscv/kvm: Fix VM hang in case of timer delta being zero.
	mips: bmips: BCM6358: disable RAC flush for TP1
	ALSA: usb-audio: Fix recursive locking at XRUN during syncing
	PCI: dwc: Fix PORT_LINK_CONTROL update when CDM check enabled
	platform/x86: think-lmi: add missing type attribute
	platform/x86: think-lmi: use correct possible_values delimiters
	platform/x86: think-lmi: only display possible_values if available
	platform/x86: think-lmi: Add possible_values for ThinkStation
	platform/surface: aggregator: Add missing fwnode_handle_put()
	mtd: rawnand: meson: invalidate cache on polling ECC bit
	SUNRPC: fix shutdown of NFS TCP client socket
	sfc: ef10: don't overwrite offload features at NIC reset
	scsi: megaraid_sas: Fix crash after a double completion
	scsi: mpt3sas: Don't print sense pool info twice
	net: dsa: realtek: fix out-of-bounds access
	ptp_qoriq: fix memory leak in probe()
	net: dsa: microchip: ksz8: fix ksz8_fdb_dump()
	net: dsa: microchip: ksz8: fix ksz8_fdb_dump() to extract all 1024 entries
	net: dsa: microchip: ksz8: fix offset for the timestamp filed
	net: dsa: microchip: ksz8: ksz8_fdb_dump: avoid extracting ghost entry from empty dynamic MAC table.
	net: dsa: microchip: ksz8863_smi: fix bulk access
	net: dsa: microchip: ksz8: fix MDB configuration with non-zero VID
	r8169: fix RTL8168H and RTL8107E rx crc error
	regulator: Handle deferred clk
	net/net_failover: fix txq exceeding warning
	net: stmmac: don't reject VLANs when IFF_PROMISC is set
	drm/i915/tc: Fix the ICL PHY ownership check in TC-cold state
	platform/x86/intel/pmc: Alder Lake PCH slp_s0_residency fix
	can: bcm: bcm_tx_setup(): fix KMSAN uninit-value in vfs_write
	s390/vfio-ap: fix memory leak in vfio_ap device driver
	ACPI: bus: Rework system-level device notification handling
	loop: LOOP_CONFIGURE: send uevents for partitions
	net: mvpp2: classifier flow fix fragmentation flags
	net: mvpp2: parser fix QinQ
	net: mvpp2: parser fix PPPoE
	smsc911x: avoid PHY being resumed when interface is not up
	ice: Fix ice_cfg_rdma_fltr() to only update relevant fields
	ice: add profile conflict check for AVF FDIR
	ice: fix invalid check for empty list in ice_sched_assoc_vsi_to_agg()
	ALSA: ymfpci: Create card with device-managed snd_devm_card_new()
	ALSA: ymfpci: Fix BUG_ON in probe function
	net: ipa: compute DMA pool size properly
	i40e: fix registers dump after run ethtool adapter self test
	bnxt_en: Fix reporting of test result in ethtool selftest
	bnxt_en: Fix typo in PCI id to device description string mapping
	bnxt_en: Add missing 200G link speed reporting
	net: dsa: mv88e6xxx: Enable IGMP snooping on user ports only
	net: ethernet: mtk_eth_soc: fix flow block refcounting logic
	net: ethernet: mtk_eth_soc: add missing ppe cache flush when deleting a flow
	pinctrl: ocelot: Fix alt mode for ocelot
	Input: xpad - fix incorrectly applied patch for MAP_PROFILE_BUTTON
	iommu/vt-d: Allow zero SAGAW if second-stage not supported
	Input: i8042 - add TUXEDO devices to i8042 quirk tables for partial fix
	Input: alps - fix compatibility with -funsigned-char
	Input: focaltech - use explicitly signed char type
	cifs: prevent infinite recursion in CIFSGetDFSRefer()
	cifs: fix DFS traversal oops without CONFIG_CIFS_DFS_UPCALL
	Input: i8042 - add quirk for Fujitsu Lifebook A574/H
	Input: goodix - add Lenovo Yoga Book X90F to nine_bytes_report DMI table
	btrfs: fix deadlock when aborting transaction during relocation with scrub
	btrfs: fix race between quota disable and quota assign ioctls
	btrfs: scan device in non-exclusive mode
	zonefs: Do not propagate iomap_dio_rw() ENOTBLK error to user space
	block/io_uring: pass in issue_flags for uring_cmd task_work handling
	io_uring/poll: clear single/double poll flags on poll arming
	io_uring/rsrc: fix rogue rsrc node grabbing
	io_uring: fix poll/netmsg alloc caches
	vmxnet3: use gro callback when UPT is enabled
	zonefs: Always invalidate last cached page on append write
	dm: fix __send_duplicate_bios() to always allow for splitting IO
	can: j1939: prevent deadlock by moving j1939_sk_errqueue()
	xen/netback: don't do grant copy across page boundary
	net: phy: dp83869: fix default value for tx-/rx-internal-delay
	modpost: Fix processing of CRCs on 32-bit build machines
	pinctrl: amd: Disable and mask interrupts on resume
	pinctrl: at91-pio4: fix domain name assignment
	platform/x86: ideapad-laptop: Stop sending KEY_TOUCHPAD_TOGGLE
	powerpc: Don't try to copy PPR for task with NULL pt_regs
	powerpc/pseries/vas: Ignore VAS update for DLPAR if copy/paste is not enabled
	powerpc/64s: Fix __pte_needs_flush() false positive warning
	NFSv4: Fix hangs when recovering open state after a server reboot
	ALSA: hda/conexant: Partial revert of a quirk for Lenovo
	ALSA: usb-audio: Fix regression on detection of Roland VS-100
	ALSA: hda/realtek: Add quirks for some Clevo laptops
	ALSA: hda/realtek: Add quirk for Lenovo ZhaoYang CF4620Z
	xtensa: fix KASAN report for show_stack
	rcu: Fix rcu_torture_read ftrace event
	dt-bindings: mtd: jedec,spi-nor: Document CPOL/CPHA support
	s390/uaccess: add missing earlyclobber annotations to __clear_user()
	s390: reintroduce expoline dependence to scripts
	drm/etnaviv: fix reference leak when mmaping imported buffer
	drm/amdgpu: allow more APUs to do mode2 reset when go to S4
	drm/amd/display: Add DSC Support for Synaptics Cascaded MST Hub
	drm/amd/display: Take FEC Overhead into Timeslot Calculation
	drm/i915/gem: Flush lmem contents after construction
	drm/i915/dpt: Treat the DPT BO as a framebuffer
	drm/i915: Disable DC states for all commits
	drm/i915: Move CSC load back into .color_commit_arm() when PSR is enabled on skl/glk
	KVM: arm64: PMU: Fix GET_ONE_REG for vPMC regs to return the current value
	KVM: arm64: Disable interrupts while walking userspace PTs
	net: dsa: mv88e6xxx: read FID when handling ATU violations
	net: dsa: mv88e6xxx: replace ATU violation prints with trace points
	net: dsa: mv88e6xxx: replace VTU violation prints with trace points
	selftests/bpf: Test btf dump for struct with padding only fields
	libbpf: Fix BTF-to-C converter's padding logic
	selftests/bpf: Add few corner cases to test padding handling of btf_dump
	libbpf: Fix btf_dump's packed struct determination
	usb: ucsi: Fix ucsi->connector race
	drm/amdkfd: Get prange->offset after svm_range_vram_node_new
	hsr: ratelimit only when errors are printed
	x86/PVH: avoid 32-bit build warning when obtaining VGA console info
	Revert "cpuidle, intel_idle: Fix CPUIDLE_FLAG_IRQ_ENABLE *again*"
	Linux 6.1.23

Change-Id: I15af3697170567c4678bcc9c2380d80e7cef5bc9
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
2023-04-06 14:14:07 +00:00
Jonathan Neuschäfer
78b342f0cd zstd: Fix definition of assert()
[ Upstream commit 6906598f1ce93761716d780b6e3f171e13f0f4ce ]

assert(x) should emit a warning if x is false. WARN_ON(x) emits a
warning if x is true. Thus, assert(x) should be defined as WARN_ON(!x)
rather than WARN_ON(x).

Signed-off-by: Jonathan Neuschäfer <j.neuschaefer@gmx.net>
Signed-off-by: Nick Terrell <terrelln@fb.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2023-04-06 12:10:38 +02:00
Greg Kroah-Hartman
db50ac4d0a Merge 6.1.22 into android14-6.1
Changes in 6.1.22
	interconnect: qcom: osm-l3: fix icc_onecell_data allocation
	interconnect: qcom: sm8450: switch to qcom_icc_rpmh_* function
	interconnect: qcom: qcm2290: Fix MASTER_SNOC_BIMC_NRT
	perf/core: Fix perf_output_begin parameter is incorrectly invoked in perf_event_bpf_output
	perf: fix perf_event_context->time
	tracing/hwlat: Replace sched_setaffinity with set_cpus_allowed_ptr
	drm/amd/display: Include virtual signal to set k1 and k2 values
	drm/amd/display: fix k1 k2 divider programming for phantom streams
	drm/amd/display: Remove OTG DIV register write for Virtual signals.
	mptcp: refactor passive socket initialization
	mptcp: use the workqueue to destroy unaccepted sockets
	mptcp: fix UaF in listener shutdown
	drm/amd/display: Fix DP MST sinks removal issue
	arm64: dts: qcom: sm8450: Mark UFS controller as cache coherent
	power: supply: bq24190: Fix use after free bug in bq24190_remove due to race condition
	power: supply: da9150: Fix use after free bug in da9150_charger_remove due to race condition
	arm64: dts: imx8dxl-evk: Disable hibernation mode of AR8031 for EQOS
	arm64: dts: imx8dxl-evk: Fix eqos phy reset gpio
	ARM: dts: imx6sll: e70k02: fix usbotg1 pinctrl
	ARM: dts: imx6sll: e60k02: fix usbotg1 pinctrl
	ARM: dts: imx6sl: tolino-shine2hd: fix usbotg1 pinctrl
	arm64: dts: imx8mn: specify #sound-dai-cells for SAI nodes
	arm64: dts: imx93: add missing #address-cells and #size-cells to i2c nodes
	NFS: Fix /proc/PID/io read_bytes for buffered reads
	xsk: Add missing overflow check in xdp_umem_reg
	iavf: fix inverted Rx hash condition leading to disabled hash
	iavf: fix non-tunneled IPv6 UDP packet type and hashing
	iavf: do not track VLAN 0 filters
	intel/igbvf: free irq on the error path in igbvf_request_msix()
	igbvf: Regard vf reset nack as success
	igc: fix the validation logic for taprio's gate list
	i2c: imx-lpi2c: check only for enabled interrupt flags
	i2c: mxs: ensure that DMA buffers are safe for DMA
	i2c: hisi: Only use the completion interrupt to finish the transfer
	scsi: scsi_dh_alua: Fix memleak for 'qdata' in alua_activate()
	nfsd: don't replace page in rq_pages if it's a continuation of last page
	net: dsa: b53: mmap: fix device tree support
	net: usb: smsc95xx: Limit packet length to skb->len
	efi/libstub: smbios: Use length member instead of record struct size
	qed/qed_sriov: guard against NULL derefs from qed_iov_get_vf_info
	xirc2ps_cs: Fix use after free bug in xirc2ps_detach
	net: phy: Ensure state transitions are processed from phy_stop()
	net: mdio: fix owner field for mdio buses registered using device-tree
	net: mdio: fix owner field for mdio buses registered using ACPI
	net: stmmac: Fix for mismatched host/device DMA address width
	thermal/drivers/mellanox: Use generic thermal_zone_get_trip() function
	mlxsw: core_thermal: Fix fan speed in maximum cooling state
	drm/i915: Print return value on error
	drm/i915/fbdev: lock the fbdev obj before vma pin
	drm/i915/guc: Rename GuC register state capture node to be more obvious
	drm/i915/guc: Fix missing ecodes
	drm/i915/gt: perform uc late init after probe error injection
	net: qcom/emac: Fix use after free bug in emac_remove due to race condition
	net: usb: lan78xx: Limit packet length to skb->len
	net/ps3_gelic_net: Fix RX sk_buff length
	net/ps3_gelic_net: Use dma_mapping_error
	octeontx2-vf: Add missing free for alloc_percpu
	bootconfig: Fix testcase to increase max node
	keys: Do not cache key in task struct if key is requested from kernel thread
	ice: check if VF exists before mode check
	iavf: fix hang on reboot with ice
	i40e: fix flow director packet filter programming
	bpf: Adjust insufficient default bpf_jit_limit
	net/mlx5e: Set uplink rep as NETNS_LOCAL
	net/mlx5e: Block entering switchdev mode with ns inconsistency
	net/mlx5: Fix steering rules cleanup
	net/mlx5e: Overcome slow response for first macsec ASO WQE
	net/mlx5: Read the TC mapping of all priorities on ETS query
	net/mlx5: E-Switch, Fix an Oops in error handling code
	net: dsa: tag_brcm: legacy: fix daisy-chained switches
	atm: idt77252: fix kmemleak when rmmod idt77252
	erspan: do not use skb_mac_header() in ndo_start_xmit()
	net/sonic: use dma_mapping_error() for error check
	nvme-tcp: fix nvme_tcp_term_pdu to match spec
	mlxsw: spectrum_fid: Fix incorrect local port type
	hvc/xen: prevent concurrent accesses to the shared ring
	ksmbd: add low bound validation to FSCTL_SET_ZERO_DATA
	ksmbd: add low bound validation to FSCTL_QUERY_ALLOCATED_RANGES
	ksmbd: fix possible refcount leak in smb2_open()
	Bluetooth: hci_sync: Resume adv with no RPA when active scan
	Bluetooth: hci_core: Detect if an ACL packet is in fact an ISO packet
	Bluetooth: btusb: Remove detection of ISO packets over bulk
	Bluetooth: ISO: fix timestamped HCI ISO data packet parsing
	Bluetooth: Remove "Power-on" check from Mesh feature
	gve: Cache link_speed value from device
	net: asix: fix modprobe "sysfs: cannot create duplicate filename"
	net: dsa: mt7530: move enabling disabling core clock to mt7530_pll_setup()
	net: dsa: mt7530: move lowering TRGMII driving to mt7530_setup()
	net: dsa: mt7530: move setting ssc_delta to PHY_INTERFACE_MODE_TRGMII case
	net: mdio: thunder: Add missing fwnode_handle_put()
	drm/amd/display: Set dcn32 caps.seamless_odm
	Bluetooth: btqcomsmd: Fix command timeout after setting BD address
	Bluetooth: L2CAP: Fix responding with wrong PDU type
	Bluetooth: btsdio: fix use after free bug in btsdio_remove due to unfinished work
	Bluetooth: mgmt: Fix MGMT add advmon with RSSI command
	Bluetooth: HCI: Fix global-out-of-bounds
	platform/chrome: cros_ec_chardev: fix kernel data leak from ioctl
	entry: Fix noinstr warning in __enter_from_user_mode()
	perf/x86/amd/core: Always clear status for idx
	entry/rcu: Check TIF_RESCHED _after_ delayed RCU wake-up
	hwmon: fix potential sensor registration fail if of_node is missing
	hwmon (it87): Fix voltage scaling for chips with 10.9mV ADCs
	scsi: qla2xxx: Synchronize the IOCB count to be in order
	scsi: qla2xxx: Perform lockless command completion in abort path
	smb3: lower default deferred close timeout to address perf regression
	smb3: fix unusable share after force unmount failure
	uas: Add US_FL_NO_REPORT_OPCODES for JMicron JMS583Gen 2
	thunderbolt: Use scale field when allocating USB3 bandwidth
	thunderbolt: Call tb_check_quirks() after initializing adapters
	thunderbolt: Add quirk to disable CLx
	thunderbolt: Fix memory leak in margining
	thunderbolt: Disable interrupt auto clear for rings
	thunderbolt: Add missing UNSET_INBOUND_SBTX for retimer access
	thunderbolt: Use const qualifier for `ring_interrupt_index`
	thunderbolt: Rename shadowed variables bit to interrupt_bit and auto_clear_bit
	ASoC: amd: yp: Add OMEN by HP Gaming Laptop 16z-n000 to quirks
	ASoC: amd: yc: Add DMI entries to support HP OMEN 16-n0xxx (8A43)
	ACPI: x86: Drop quirk for HP Elitebook
	ACPI: x86: utils: Add Cezanne to the list for forcing StorageD3Enable
	riscv: Bump COMMAND_LINE_SIZE value to 1024
	drm/cirrus: NULL-check pipe->plane.state->fb in cirrus_pipe_update()
	HID: cp2112: Fix driver not registering GPIO IRQ chip as threaded
	ca8210: fix mac_len negative array access
	HID: logitech-hidpp: Add support for Logitech MX Master 3S mouse
	HID: intel-ish-hid: ipc: Fix potential use-after-free in work function
	m68k: mm: Fix systems with memory at end of 32-bit address space
	m68k: Only force 030 bus error if PC not in exception table
	selftests/bpf: check that modifier resolves after pointer
	scsi: target: iscsi: Fix an error message in iscsi_check_key()
	scsi: qla2xxx: Add option to disable FC2 Target support
	scsi: hisi_sas: Check devm_add_action() return value
	scsi: ufs: core: Add soft dependency on governor_simpleondemand
	scsi: lpfc: Check kzalloc() in lpfc_sli4_cgn_params_read()
	scsi: lpfc: Avoid usage of list iterator variable after loop
	scsi: mpi3mr: Driver unload crashes host when enhanced logging is enabled
	scsi: mpi3mr: Wait for diagnostic save during controller init
	scsi: mpi3mr: NVMe command size greater than 8K fails
	scsi: mpi3mr: Bad drive in topology results kernel crash
	scsi: storvsc: Handle BlockSize change in Hyper-V VHD/VHDX file
	platform/x86: int3472: Add GPIOs to Surface Go 3 Board data
	net: usb: cdc_mbim: avoid altsetting toggling for Telit FE990
	net: usb: qmi_wwan: add Telit 0x1080 composition
	drm/amd/display: Update clock table to include highest clock setting
	sh: sanitize the flags on sigreturn
	drm/amdgpu: Fix call trace warning and hang when removing amdgpu device
	drm/amd: Fix initialization mistake for NBIO 7.3.0
	net/sched: act_mirred: better wording on protection against excessive stack growth
	act_mirred: use the backlog for nested calls to mirred ingress
	cifs: lock chan_lock outside match_session
	cifs: append path to open_enter trace event
	cifs: do not poll server interfaces too regularly
	cifs: empty interface list when server doesn't support query interfaces
	cifs: dump pending mids for all channels in DebugData
	cifs: print session id while listing open files
	cifs: fix dentry lookups in directory handle cache
	x86/fpu/xstate: Prevent false-positive warning in __copy_xstate_uabi_buf()
	selftests/x86/amx: Add a ptrace test
	scsi: core: Add BLIST_SKIP_VPD_PAGES for SKhynix H28U74301AMR
	usb: misc: onboard-hub: add support for Microchip USB2517 USB 2.0 hub
	usb: dwc2: drd: fix inconsistent mode if role-switch-default-mode="host"
	usb: dwc2: fix a devres leak in hw_enable upon suspend resume
	usb: gadget: u_audio: don't let userspace block driver unbind
	btrfs: zoned: fix btrfs_can_activate_zone() to support DUP profile
	Bluetooth: Fix race condition in hci_cmd_sync_clear
	efi: sysfb_efi: Fix DMI quirks not working for simpledrm
	mm/slab: Fix undefined init_cache_node_node() for NUMA and !SMP
	fscrypt: destroy keyring after security_sb_delete()
	fsverity: Remove WQ_UNBOUND from fsverity read workqueue
	lockd: set file_lock start and end when decoding nlm4 testargs
	arm64: dts: imx8mm-nitrogen-r2: fix WM8960 clock name
	igb: revert rtnl_lock() that causes deadlock
	dm thin: fix deadlock when swapping to thin device
	usb: typec: tcpm: fix create duplicate source-capabilities file
	usb: typec: tcpm: fix warning when handle discover_identity message
	usb: cdns3: Fix issue with using incorrect PCI device function
	usb: cdnsp: Fixes issue with redundant Status Stage
	usb: cdnsp: changes PCI Device ID to fix conflict with CNDS3 driver
	usb: chipdea: core: fix return -EINVAL if request role is the same with current role
	usb: chipidea: core: fix possible concurrent when switch role
	usb: dwc3: gadget: Add 1ms delay after end transfer command without IOC
	usb: ucsi: Fix NULL pointer deref in ucsi_connector_change()
	usb: ucsi_acpi: Increase the command completion timeout
	mm: kfence: fix using kfence_metadata without initialization in show_object()
	kfence: avoid passing -g for test
	io_uring/net: avoid sending -ECONNABORTED on repeated connection requests
	io_uring/rsrc: fix null-ptr-deref in io_file_bitmap_get()
	Revert "kasan: drop skip_kasan_poison variable in free_pages_prepare"
	test_maple_tree: add more testing for mas_empty_area()
	maple_tree: fix mas_skip_node() end slot detection
	ksmbd: fix wrong signingkey creation when encryption is AES256
	ksmbd: set FILE_NAMED_STREAMS attribute in FS_ATTRIBUTE_INFORMATION
	ksmbd: don't terminate inactive sessions after a few seconds
	ksmbd: return STATUS_NOT_SUPPORTED on unsupported smb2.0 dialect
	ksmbd: return unsupported error on smb1 mount
	wifi: mac80211: fix qos on mesh interfaces
	nilfs2: fix kernel-infoleak in nilfs_ioctl_wrap_copy()
	drm/bridge: lt8912b: return EPROBE_DEFER if bridge is not found
	drm/amd/display: fix wrong index used in dccg32_set_dpstreamclk
	drm/meson: fix missing component unbind on bind errors
	drm/amdgpu/nv: Apply ASPM quirk on Intel ADL + AMD Navi
	drm/i915/active: Fix missing debug object activation
	drm/i915: Preserve crtc_state->inherited during state clearing
	drm/amdgpu: skip ASIC reset for APUs when go to S4
	drm/amdgpu: reposition the gpu reset checking for reuse
	riscv: mm: Fix incorrect ASID argument when flushing TLB
	riscv: Handle zicsr/zifencei issues between clang and binutils
	tee: amdtee: fix race condition in amdtee_open_session
	firmware: arm_scmi: Fix device node validation for mailbox transport
	arm64: dts: qcom: sc7280: Mark PCIe controller as cache coherent
	arm64: dts: qcom: sm8150: Fix the iommu mask used for PCIe controllers
	soc: qcom: llcc: Fix slice configuration values for SC8280XP
	mm/ksm: fix race with VMA iteration and mm_struct teardown
	bus: imx-weim: fix branch condition evaluates to a garbage value
	i2c: xgene-slimpro: Fix out-of-bounds bug in xgene_slimpro_i2c_xfer()
	dm stats: check for and propagate alloc_percpu failure
	dm crypt: add cond_resched() to dmcrypt_write()
	dm crypt: avoid accessing uninitialized tasklet
	sched/fair: sanitize vruntime of entity being placed
	sched/fair: Sanitize vruntime of entity being migrated
	drm/amdkfd: introduce dummy cache info for property asic
	drm/amdkfd: Fix the warning of array-index-out-of-bounds
	drm/amdkfd: add GC 11.0.4 KFD support
	drm/amdkfd: Fix the memory overrun
	Linux 6.1.22

Change-Id: Id13b4655dbfb59c29a0b8953e5e0cda3703f1879
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
2023-03-31 08:15:39 +00:00
Greg Kroah-Hartman
f61c12dabf Revert "Revert "sbitmap: Try each queue to wake up at least one waiter""
This reverts commit 77bcc673f6.

It was perserving the ABI, but that is not needed anymore at this point
in time.

Change-Id: I0737d8ce7f08323128fa61389169e5e692b56351
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
2023-03-30 12:23:02 +01:00
Greg Kroah-Hartman
7b05fba131 Revert "Revert "sbitmap: Advance the queue index before waking up a queue""
This reverts commit 1e993e7647.

It was perserving the ABI, but that is not needed anymore at this point
in time.

Change-Id: I7b6c62480765cfa9751874641092b2a52229ea84
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
2023-03-30 12:23:02 +01:00
Greg Kroah-Hartman
d774f1e1f0 Revert "Revert "sbitmap: correct wake_batch recalculation to avoid potential IO hung""
This reverts commit f12f3bc9c7.

It was perserving the ABI, but that is not needed anymore at this point
in time.

Change-Id: Idfe61bf8ce3a83c66c31769b845572454f0f196b
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
2023-03-30 11:16:06 +00:00
Greg Kroah-Hartman
02fb5b0cc5 Revert "Revert "sbitmap: Use single per-bitmap counting to wake up queued tags""
This reverts commit 8ec4245b45.

It was perserving the ABI, but that is not needed anymore at this point
in time.

Change-Id: I82776674a83f38800e3144d025631e4256cc53f4
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
2023-03-30 11:11:05 +00:00
Liam R. Howlett
0608b3da04 maple_tree: fix mas_skip_node() end slot detection
commit 0fa99fdfe1b38da396d0b2d1496a823bcd0ebea0 upstream.

Patch series "Fix mas_skip_node() for mas_empty_area()", v2.

mas_empty_area() was incorrectly returning an error when there was room.
The issue was tracked down to mas_skip_node() using the incorrect
end-of-slot count.  Instead of using the nodes hard limit, the limit of
data should be used.

mas_skip_node() was also setting the min and max to that of the child
node, which was unnecessary.  Within these limits being set, there was
also a bug that corrupted the maple state's max if the offset was set to
the maximum node pivot.  The bug was without consequence unless there was
a sufficient gap in the next child node which would cause an error to be
returned.

This patch set fixes these errors by removing the limit setting from
mas_skip_node() and uses the mas_data_end() for slot limits, and adds
tests for all failures discovered.


This patch (of 2):

mas_skip_node() is used to move the maple state to the node with a higher
limit.  It does this by walking up the tree and increasing the slot count.
Since slot count may not be able to be increased, it may need to walk up
multiple times to find room to walk right to a higher limit node.  The
limit of slots that was being used was the node limit and not the last
location of data in the node.  This would cause the maple state to be
shifted outside actual data and enter an error state, thus returning
-EBUSY.

The result of the incorrect error state means that mas_awalk() would
return an error instead of finding the allocation space.

The fix is to use mas_data_end() in mas_skip_node() to detect the nodes
data end point and continue walking the tree up until it is safe to move
to a node with a higher limit.

The walk up the tree also sets the maple state limits so remove the buggy
code from mas_skip_node().  Setting the limits had the unfortunate side
effect of triggering another bug if the parent node was full and the there
was no suitable gap in the second last child, but room in the next child.

mas_skip_node() may also be passed a maple state in an error state from
mas_anode_descend() when no allocations are available.  Return on such an
error state immediately.

Link: https://lkml.kernel.org/r/20230307180247.2220303-1-Liam.Howlett@oracle.com
Link: https://lkml.kernel.org/r/20230307180247.2220303-2-Liam.Howlett@oracle.com
Fixes: 54a611b605 ("Maple Tree: add new data structure")
Signed-off-by: Liam R. Howlett <Liam.Howlett@oracle.com>
Reported-by: Snild Dolkow <snild@sony.com>
  Link: https://lore.kernel.org/linux-mm/cb8dc31a-fef2-1d09-f133-e9f7b9f9e77a@sony.com/
Tested-by: Snild Dolkow <snild@sony.com>
Cc: Peng Zhang <zhangpeng.00@bytedance.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-03-30 12:49:26 +02:00
Liam R. Howlett
94f6b92bad test_maple_tree: add more testing for mas_empty_area()
commit 4bd6dded6318dc8e2514d74868c1f8fb38b61a60 upstream.

Test robust filling of an entire area of the tree, then test one beyond.
This is to test the walking back up the tree at the end of nodes and error
condition.  Test inspired by the reproducer code provided by Snild Dolkow.

The last test in the function tests for the case of a corrupted maple
state caused by the incorrect limits set during mas_skip_node().  There
needs to be a gap in the second last child and last child, but the search
must rule out the second last child's gap.  This would avoid correcting
the maple state to the correct max limit and return an error.

Link: https://lkml.kernel.org/r/20230307180247.2220303-3-Liam.Howlett@oracle.com
Cc: Snild Dolkow <snild@sony.com>
Link: https://lore.kernel.org/linux-mm/cb8dc31a-fef2-1d09-f133-e9f7b9f9e77a@sony.com/
Fixes: e15e06a839 ("lib/test_maple_tree: add testing for maple tree")
Signed-off-by: Liam R. Howlett <Liam.Howlett@oracle.com>
Cc: Peng Zhang <zhangpeng.00@bytedance.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-03-30 12:49:26 +02:00
Greg Kroah-Hartman
73bffa9caf Revert "Revert "kobject: modify kobject_get_path() to take a const *""
This reverts commit e7db10fe57.

It was perserving the ABI, but that is not needed anymore at this point
in time.

Change-Id: Ifc79e504dbf17466a88ac76162ed77dcb5c13d19
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
2023-03-30 10:37:08 +00:00
Greg Kroah-Hartman
5b483d8a04 Merge changes I95ce33fb,I03723a9f,I4b1cf7f1,I6e17c9b3,I446172f8, ... into android14-6.1
* changes:
  Merge 6.1.17 into android14-6.1
  ANDROID: update abi definition due to io_uring changes.
  UPSTREAM: Revert "blk-cgroup: dropping parent refcount after pd_free_fn() is done"
  UPSTREAM: Revert "blk-cgroup: synchronize pd_free_fn() from blkg_free_workfn() and blkcg_deactivate_policy()"
  Revert "kobject: modify kobject_get_path() to take a const *"
  Revert "wait: Return number of exclusive waiters awaken"
  Revert "sbitmap: Use single per-bitmap counting to wake up queued tags"
  Revert "sbitmap: correct wake_batch recalculation to avoid potential IO hung"
  Revert "sbitmap: Advance the queue index before waking up a queue"
  Revert "sbitmap: Try each queue to wake up at least one waiter"
  Revert "HID: retain initial quirks set up when creating HID devices"
  Merge 6.1.16 into android14-6.1
2023-03-14 17:38:04 +00:00
Sangmoon Kim
e74b4da791 ANDROID: bug: add vendor hook for bug trap
Add hook to gather data of bug trap and summarize it with other
information.

Bug: 273189923

Signed-off-by: Sangmoon Kim <sangmoon.kim@samsung.com>
Change-Id: I1f347c20629786f9bf0b9c50c7f96b50b4360504
(cherry picked from commit ba7e9d1a771d6e5a07bb242a720e6c95cc98fb0f)
2023-03-13 20:34:25 +00:00
Greg Kroah-Hartman
e7db10fe57 Revert "kobject: modify kobject_get_path() to take a const *"
This reverts commit f3ffd86915 which is
33a0a1e3b3d17445832177981dc7a1c6a5b009f8 upstream.

It messes with the CRC for kobject_get_path().  It will be reverted at
the next ABI break.

Bug: 161946584
Change-Id: I446172f8ab446dce5eedeb1a1bd3b9a5c36acd23
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
2023-03-13 18:51:56 +00:00
Greg Kroah-Hartman
8ec4245b45 Revert "sbitmap: Use single per-bitmap counting to wake up queued tags"
This reverts commit 0f312961c7.

It breaks the ABI right now, but will be brought back at the next ABI
break as it will be needed for Android systems.

Bug: 161946584
Change-Id: Ieeaa94a3768a2b1cd8dcfc97f23e2e1b3404dc57
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
2023-03-13 18:51:55 +00:00
Greg Kroah-Hartman
f12f3bc9c7 Revert "sbitmap: correct wake_batch recalculation to avoid potential IO hung"
This reverts commit 3e5ddf2b84.

It breaks the ABI right now, but will be brought back at the next ABI
break as it will be needed for Android systems.

Bug: 161946584
Change-Id: I5e56927a0be96aba6946f57eefbc9d64e9e1d393
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
2023-03-13 18:51:55 +00:00
Greg Kroah-Hartman
1e993e7647 Revert "sbitmap: Advance the queue index before waking up a queue"
This reverts commit 12815a7d8f.

It breaks the ABI right now, but will be brought back at the next ABI
break as it will be needed for Android systems.

Bug: 161946584
Change-Id: Iacc5897c44dddd97f5f396a6558628e5c12f8bcf
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
2023-03-13 18:51:55 +00:00
Greg Kroah-Hartman
77bcc673f6 Revert "sbitmap: Try each queue to wake up at least one waiter"
This reverts commit ff9571a4de.

It breaks the ABI right now, but will be brought back at the next ABI
break as it will be needed for Android systems.

Bug: 161946584
Change-Id: I484106fa249e20cf12d748f005c3481947efd735
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
2023-03-13 18:51:55 +00:00
Greg Kroah-Hartman
2cb73a87e4 Merge 6.1.16 into android14-6.1
Changes in 6.1.16
	HID: asus: use spinlock to protect concurrent accesses
	HID: asus: use spinlock to safely schedule workers
	powerpc/mm: Rearrange if-else block to avoid clang warning
	ata: ahci: Revert "ata: ahci: Add Tiger Lake UP{3,4} AHCI controller"
	ARM: OMAP2+: Fix memory leak in realtime_counter_init()
	arm64: dts: qcom: qcs404: use symbol names for PCIe resets
	arm64: dts: qcom: msm8996-tone: Fix USB taking 6 minutes to wake up
	arm64: dts: qcom: sm8150-kumano: Panel framebuffer is 2.5k instead of 4k
	arm64: dts: qcom: sm6350: Fix up the ramoops node
	arm64: dts: qcom: sm6125: Reorder HSUSB PHY clocks to match bindings
	arm64: dts: qcom: sm6125-seine: Clean up gpio-keys (volume down)
	arm64: dts: imx8m: Align SoC unique ID node unit address
	ARM: zynq: Fix refcount leak in zynq_early_slcr_init
	arm64: dts: mediatek: mt8195: Add power domain to U3PHY1 T-PHY
	arm64: dts: mediatek: mt8183: Fix systimer 13 MHz clock description
	arm64: dts: mediatek: mt8192: Fix systimer 13 MHz clock description
	arm64: dts: mediatek: mt8195: Fix systimer 13 MHz clock description
	arm64: dts: mediatek: mt8186: Fix systimer 13 MHz clock description
	arm64: dts: qcom: sdm845-db845c: fix audio codec interrupt pin name
	x86/acpi/boot: Do not register processors that cannot be onlined for x2APIC
	arm64: dts: qcom: sc7180: correct SPMI bus address cells
	arm64: dts: qcom: sc7280: correct SPMI bus address cells
	arm64: dts: qcom: sc8280xp: correct SPMI bus address cells
	arm64: dts: qcom: sc8280xp: Vote for CX in USB controllers
	arm64: dts: meson-gxl: jethub-j80: Fix WiFi MAC address node
	arm64: dts: meson-gxl: jethub-j80: Fix Bluetooth MAC node name
	arm64: dts: meson-axg: jethub-j1xx: Fix MAC address node names
	arm64: dts: meson-gx: Fix Ethernet MAC address unit name
	arm64: dts: meson-g12a: Fix internal Ethernet PHY unit name
	arm64: dts: meson-gx: Fix the SCPI DVFS node name and unit address
	cpuidle, intel_idle: Fix CPUIDLE_FLAG_IRQ_ENABLE *again*
	arm64: dts: ti: k3-am62: Enable SPI nodes at the board level
	arm64: dts: ti: k3-am62-main: Fix clocks for McSPI
	arm64: tegra: Fix duplicate regulator on Jetson TX1
	arm64: dts: msm8992-bullhead: add memory hole region
	arm64: dts: qcom: msm8992-bullhead: Fix cont_splash_mem size
	arm64: dts: qcom: msm8992-bullhead: Disable dfps_data_mem
	arm64: dts: qcom: ipq8074: correct USB3 QMP PHY-s clock output names
	arm64: dts: qcom: ipq8074: fix Gen2 PCIe QMP PHY
	arm64: dts: qcom: ipq8074: fix Gen3 PCIe QMP PHY
	arm64: dts: qcom: ipq8074: correct Gen2 PCIe ranges
	arm64: dts: qcom: ipq8074: fix Gen3 PCIe node
	arm64: dts: qcom: ipq8074: correct PCIe QMP PHY output clock names
	arm64: dts: meson: remove CPU opps below 1GHz for G12A boards
	ARM: OMAP1: call platform_device_put() in error case in omap1_dm_timer_init()
	arm64: dts: mediatek: mt8192: Mark scp_adsp clock as broken
	ARM: bcm2835_defconfig: Enable the framebuffer
	ARM: s3c: fix s3c64xx_set_timer_source prototype
	arm64: dts: ti: k3-j7200: Fix wakeup pinmux range
	ARM: dts: exynos: correct wr-active property in Exynos3250 Rinato
	ARM: imx: Call ida_simple_remove() for ida_simple_get
	arm64: dts: amlogic: meson-gx: fix SCPI clock dvfs node name
	arm64: dts: amlogic: meson-axg: fix SCPI clock dvfs node name
	arm64: dts: amlogic: meson-gx: add missing SCPI sensors compatible
	arm64: dts: amlogic: meson-axg-jethome-jethub-j1xx: fix supply name of USB controller node
	arm64: dts: amlogic: meson-gxl-s905d-sml5442tw: drop invalid clock-names property
	arm64: dts: amlogic: meson-gx: add missing unit address to rng node name
	arm64: dts: amlogic: meson-gxl-s905w-jethome-jethub-j80: fix invalid rtc node name
	arm64: dts: amlogic: meson-axg-jethome-jethub-j1xx: fix invalid rtc node name
	arm64: dts: amlogic: meson-gxl: add missing unit address to eth-phy-mux node name
	arm64: dts: amlogic: meson-gx-libretech-pc: fix update button name
	arm64: dts: amlogic: meson-sm1-bananapi-m5: fix adc keys node names
	arm64: dts: amlogic: meson-gxl-s905d-phicomm-n1: fix led node name
	arm64: dts: amlogic: meson-gxbb-kii-pro: fix led node name
	arm64: dts: amlogic: meson-sm1-odroid-hc4: fix active fan thermal trip
	locking/rwsem: Disable preemption in all down_read*() and up_read() code paths
	arm64: dts: renesas: beacon-renesom: Fix gpio expander reference
	arm64: dts: meson: radxa-zero: allow usb otg mode
	arm64: dts: meson: bananapi-m5: switch VDDIO_C pin to OPEN_DRAIN
	ARM: dts: sun8i: nanopi-duo2: Fix regulator GPIO reference
	ublk_drv: remove nr_aborted_queues from ublk_device
	ublk_drv: don't probe partitions if the ubq daemon isn't trusted
	ARM: dts: imx7s: correct iomuxc gpr mux controller cells
	sbitmap: remove redundant check in __sbitmap_queue_get_batch
	sbitmap: Use single per-bitmap counting to wake up queued tags
	sbitmap: correct wake_batch recalculation to avoid potential IO hung
	arm64: dts: mt8195: Fix CPU map for single-cluster SoC
	arm64: dts: mt8192: Fix CPU map for single-cluster SoC
	arm64: dts: mt8186: Fix CPU map for single-cluster SoC
	arm64: dts: mediatek: mt7622: Add missing pwm-cells to pwm node
	arm64: dts: mediatek: mt8186: Fix watchdog compatible
	arm64: dts: mediatek: mt8195: Fix watchdog compatible
	arm64: dts: mediatek: mt7986: Fix watchdog compatible
	ARM: dts: stm32: Update part number NVMEM description on stm32mp131
	blk-mq: avoid sleep in blk_mq_alloc_request_hctx
	blk-mq: remove stale comment for blk_mq_sched_mark_restart_hctx
	blk-mq: wait on correct sbitmap_queue in blk_mq_mark_tag_wait
	blk-mq: Fix potential io hung for shared sbitmap per tagset
	blk-mq: correct stale comment of .get_budget
	arm64: dts: qcom: msm8996: support using GPLL0 as kryocc input
	arm64: dts: qcom: msm8996 switch from RPM_SMD_BB_CLK1 to RPM_SMD_XO_CLK_SRC
	arm64: dts: qcom: sm8350: drop incorrect cells from serial
	arm64: dts: qcom: sm8450: drop incorrect cells from serial
	arm64: dts: qcom: msm8992-lg-bullhead: Correct memory overlaps with the SMEM and MPSS memory regions
	arm64: dts: qcom: msm8953: correct TLMM gpio-ranges
	arm64: dts: qcom: msm8992-*: Fix up comments
	arm64: dts: qcom: msm8992-lg-bullhead: Enable regulators
	s390/dasd: Fix potential memleak in dasd_eckd_init()
	sched/rt: pick_next_rt_entity(): check list_entry
	perf/x86/intel/ds: Fix the conversion from TSC to perf time
	x86/perf/zhaoxin: Add stepping check for ZXC
	KEYS: asymmetric: Fix ECDSA use via keyctl uapi
	block: ublk: check IO buffer based on flag need_get_data
	arm64: dts: qcom: pmk8350: Specify PBS register for PON
	arm64: dts: qcom: pmk8350: Use the correct PON compatible
	erofs: relinquish volume with mutex held
	block: sync mixed merged request's failfast with 1st bio's
	block: Fix io statistics for cgroup in throttle path
	block: bio-integrity: Copy flags when bio_integrity_payload is cloned
	block: use proper return value from bio_failfast()
	wifi: mt76: mt7915: add missing of_node_put()
	wifi: mt76: mt7921s: fix slab-out-of-bounds access in sdio host
	wifi: mt76: mt7915: check return value before accessing free_block_num
	wifi: mt76: mt7915: drop always true condition of __mt7915_reg_addr()
	wifi: mt76: mt7915: fix unintended sign extension of mt7915_hw_queue_read()
	wifi: mt76: fix coverity uninit_use_in_call in mt76_connac2_reverse_frag0_hdr_trans()
	wifi: rsi: Fix memory leak in rsi_coex_attach()
	wifi: rtlwifi: rtl8821ae: don't call kfree_skb() under spin_lock_irqsave()
	wifi: rtlwifi: rtl8188ee: don't call kfree_skb() under spin_lock_irqsave()
	wifi: rtlwifi: rtl8723be: don't call kfree_skb() under spin_lock_irqsave()
	wifi: iwlegacy: common: don't call dev_kfree_skb() under spin_lock_irqsave()
	wifi: libertas: fix memory leak in lbs_init_adapter()
	wifi: rtl8xxxu: don't call dev_kfree_skb() under spin_lock_irqsave()
	wifi: rtw89: 8852c: rfk: correct DACK setting
	wifi: rtw89: 8852c: rfk: correct DPK settings
	wifi: rtlwifi: Fix global-out-of-bounds bug in _rtl8812ae_phy_set_txpower_limit()
	libbpf: Fix btf__align_of() by taking into account field offsets
	wifi: ipw2x00: don't call dev_kfree_skb() under spin_lock_irqsave()
	wifi: ipw2200: fix memory leak in ipw_wdev_init()
	wifi: wilc1000: fix potential memory leak in wilc_mac_xmit()
	wifi: wilc1000: add missing unregister_netdev() in wilc_netdev_ifc_init()
	wifi: brcmfmac: fix potential memory leak in brcmf_netdev_start_xmit()
	wifi: brcmfmac: unmap dma buffer in brcmf_msgbuf_alloc_pktid()
	wifi: libertas_tf: don't call kfree_skb() under spin_lock_irqsave()
	wifi: libertas: if_usb: don't call kfree_skb() under spin_lock_irqsave()
	wifi: libertas: main: don't call kfree_skb() under spin_lock_irqsave()
	wifi: libertas: cmdresp: don't call kfree_skb() under spin_lock_irqsave()
	wifi: wl3501_cs: don't call kfree_skb() under spin_lock_irqsave()
	libbpf: Fix invalid return address register in s390
	crypto: x86/ghash - fix unaligned access in ghash_setkey()
	ACPICA: Drop port I/O validation for some regions
	genirq: Fix the return type of kstat_cpu_irqs_sum()
	rcu-tasks: Improve comments explaining tasks_rcu_exit_srcu purpose
	rcu-tasks: Remove preemption disablement around srcu_read_[un]lock() calls
	rcu-tasks: Fix synchronize_rcu_tasks() VS zap_pid_ns_processes()
	lib/mpi: Fix buffer overrun when SG is too long
	crypto: ccp - Avoid page allocation failure warning for SEV_GET_ID2
	platform/chrome: cros_ec_typec: Update port DP VDO
	ACPICA: nsrepair: handle cases without a return value correctly
	selftests/xsk: print correct payload for packet dump
	selftests/xsk: print correct error codes when exiting
	arm64/cpufeature: Fix field sign for DIT hwcap detection
	kselftest/arm64: Fix syscall-abi for systems without 128 bit SME
	workqueue: Protects wq_unbound_cpumask with wq_pool_attach_mutex
	s390/early: fix sclp_early_sccb variable lifetime
	s390/vfio-ap: fix an error handling path in vfio_ap_mdev_probe_queue()
	x86/signal: Fix the value returned by strict_sas_size()
	thermal/drivers/tsens: Drop msm8976-specific defines
	thermal/drivers/tsens: Sort out msm8976 vs msm8956 data
	thermal/drivers/tsens: fix slope values for msm8939
	thermal/drivers/tsens: limit num_sensors to 9 for msm8939
	wifi: rtw89: fix potential leak in rtw89_append_probe_req_ie()
	wifi: rtw89: Add missing check for alloc_workqueue
	wifi: rtl8xxxu: Fix memory leaks with RTL8723BU, RTL8192EU
	wifi: orinoco: check return value of hermes_write_wordrec()
	thermal/drivers/imx_sc_thermal: Drop empty platform remove function
	thermal/drivers/imx_sc_thermal: Fix the loop condition
	wifi: ath9k: htc_hst: free skb in ath9k_htc_rx_msg() if there is no callback function
	wifi: ath9k: hif_usb: clean up skbs if ath9k_hif_usb_rx_stream() fails
	wifi: ath9k: Fix potential stack-out-of-bounds write in ath9k_wmi_rsp_callback()
	wifi: ath11k: Fix memory leak in ath11k_peer_rx_frag_setup
	wifi: cfg80211: Fix extended KCK key length check in nl80211_set_rekey_data()
	ACPI: battery: Fix missing NUL-termination with large strings
	selftests/bpf: Fix build errors if CONFIG_NF_CONNTRACK=m
	crypto: ccp - Failure on re-initialization due to duplicate sysfs filename
	crypto: essiv - Handle EBUSY correctly
	crypto: seqiv - Handle EBUSY correctly
	powercap: fix possible name leak in powercap_register_zone()
	x86/microcode: Add a parameter to microcode_check() to store CPU capabilities
	x86/microcode: Check CPU capabilities after late microcode update correctly
	x86/microcode: Adjust late loading result reporting message
	selftests/bpf: Use consistent build-id type for liburandom_read.so
	selftests/bpf: Fix vmtest static compilation error
	crypto: xts - Handle EBUSY correctly
	leds: led-class: Add missing put_device() to led_put()
	s390/bpf: Add expoline to tail calls
	wifi: iwlwifi: mei: fix compilation errors in rfkill()
	kselftest/arm64: Fix enumeration of systems without 128 bit SME
	can: rcar_canfd: Fix R-Car V3U GAFLCFG field accesses
	selftests/bpf: Initialize tc in xdp_synproxy
	crypto: ccp - Flush the SEV-ES TMR memory before giving it to firmware
	bpftool: profile online CPUs instead of possible
	wifi: mt76: mt7915: call mt7915_mcu_set_thermal_throttling() only after init_work
	wifi: mt76: mt7915: fix memory leak in mt7915_mcu_exit
	wifi: mt76: mt7915: fix WED TxS reporting
	wifi: mt76: add memory barrier to SDIO queue kick
	wifi: mt76: mt7921: fix error code of return in mt7921_acpi_read
	net/mlx5: Enhance debug print in page allocation failure
	irqchip: Fix refcount leak in platform_irqchip_probe
	irqchip/alpine-msi: Fix refcount leak in alpine_msix_init_domains
	irqchip/irq-mvebu-gicp: Fix refcount leak in mvebu_gicp_probe
	irqchip/ti-sci: Fix refcount leak in ti_sci_intr_irq_domain_probe
	s390/mem_detect: fix detect_memory() error handling
	s390/vmem: fix empty page tables cleanup under KASAN
	s390/boot: cleanup decompressor header files
	s390/mem_detect: rely on diag260() if sclp_early_get_memsize() fails
	s390/boot: fix mem_detect extended area allocation
	net: add sock_init_data_uid()
	tun: tun_chr_open(): correctly initialize socket uid
	tap: tap_open(): correctly initialize socket uid
	OPP: fix error checking in opp_migrate_dentry()
	cpufreq: davinci: Fix clk use after free
	Bluetooth: hci_conn: Refactor hci_bind_bis() since it always succeeds
	Bluetooth: L2CAP: Fix potential user-after-free
	Bluetooth: hci_qca: get wakeup status from serdev device handle
	net: ipa: generic command param fix
	s390: vfio-ap: tighten the NIB validity check
	s390/ap: fix status returned by ap_aqic()
	s390/ap: fix status returned by ap_qact()
	libbpf: Fix alen calculation in libbpf_nla_dump_errormsg()
	xen/grant-dma-iommu: Implement a dummy probe_device() callback
	rds: rds_rm_zerocopy_callback() correct order for list_add_tail()
	crypto: rsa-pkcs1pad - Use akcipher_request_complete
	m68k: /proc/hardware should depend on PROC_FS
	RISC-V: time: initialize hrtimer based broadcast clock event device
	clocksource/drivers/riscv: Patch riscv_clock_next_event() jump before first use
	wifi: iwl3945: Add missing check for create_singlethread_workqueue
	wifi: iwl4965: Add missing check for create_singlethread_workqueue()
	wifi: mwifiex: fix loop iterator in mwifiex_update_ampdu_txwinsize()
	selftests/bpf: Fix out-of-srctree build
	ACPI: resource: Add IRQ overrides for MAINGEAR Vector Pro 2 models
	ACPI: resource: Do IRQ override on all TongFang GMxRGxx
	crypto: octeontx2 - Fix objects shared between several modules
	crypto: crypto4xx - Call dma_unmap_page when done
	wifi: mac80211: move color collision detection report in a delayed work
	wifi: mac80211: make rate u32 in sta_set_rate_info_rx()
	wifi: mac80211: fix non-MLO station association
	wifi: mac80211: Don't translate MLD addresses for multicast
	wifi: mac80211: avoid u32_encode_bits() warning
	wifi: mac80211: fix off-by-one link setting
	tools/lib/thermal: Fix thermal_sampling_exit()
	thermal/drivers/hisi: Drop second sensor hi3660
	selftests/bpf: Fix map_kptr test.
	wifi: mac80211: pass 'sta' to ieee80211_rx_data_set_sta()
	bpf: Zeroing allocated object from slab in bpf memory allocator
	selftests/bpf: Fix xdp_do_redirect on s390x
	can: esd_usb: Move mislocated storage of SJA1000_ECC_SEG bits in case of a bus error
	can: esd_usb: Make use of can_change_state() and relocate checking skb for NULL
	xsk: check IFF_UP earlier in Tx path
	LoongArch, bpf: Use 4 instructions for function address in JIT
	bpf: Fix global subprog context argument resolution logic
	irqchip/irq-brcmstb-l2: Set IRQ_LEVEL for level triggered interrupts
	irqchip/irq-bcm7120-l2: Set IRQ_LEVEL for level triggered interrupts
	net/smc: fix potential panic dues to unprotected smc_llc_srv_add_link()
	net/smc: fix application data exception
	selftests/net: Interpret UDP_GRO cmsg data as an int value
	l2tp: Avoid possible recursive deadlock in l2tp_tunnel_register()
	net: bcmgenet: fix MoCA LED control
	net: lan966x: Fix possible deadlock inside PTP
	net/mlx4_en: Introduce flexible array to silence overflow warning
	selftest: fib_tests: Always cleanup before exit
	sefltests: netdevsim: wait for devlink instance after netns removal
	drm: Fix potential null-ptr-deref due to drmm_mode_config_init()
	drm/fourcc: Add missing big-endian XRGB1555 and RGB565 formats
	drm/bridge: ti-sn65dsi83: Fix delay after reset deassert to match spec
	drm: mxsfb: DRM_IMX_LCDIF should depend on ARCH_MXC
	drm: mxsfb: DRM_MXSFB should depend on ARCH_MXS || ARCH_MXC
	drm/bridge: megachips: Fix error handling in i2c_register_driver()
	drm/vkms: Fix memory leak in vkms_init()
	drm/vkms: Fix null-ptr-deref in vkms_release()
	drm/vc4: dpi: Fix format mapping for RGB565
	drm: tidss: Fix pixel format definition
	gpu: ipu-v3: common: Add of_node_put() for reference returned by of_graph_get_port_by_id()
	drm/vc4: drop all currently held locks if deadlock happens
	hwmon: (ftsteutates) Fix scaling of measurements
	drm/msm/dpu: check for null return of devm_kzalloc() in dpu_writeback_init()
	drm/msm/hdmi: Add missing check for alloc_ordered_workqueue
	pinctrl: qcom: pinctrl-msm8976: Correct function names for wcss pins
	pinctrl: stm32: Fix refcount leak in stm32_pctrl_get_irq_domain
	pinctrl: rockchip: Fix refcount leak in rockchip_pinctrl_parse_groups
	drm/vc4: hvs: Set AXI panic modes
	drm/vc4: hvs: SCALER_DISPBKGND_AUTOHS is only valid on HVS4
	drm/vc4: hvs: Correct interrupt masking bit assignment for HVS5
	drm/vc4: hvs: Fix colour order for xRGB1555 on HVS5
	drm/vc4: hdmi: Correct interlaced timings again
	drm/msm: clean event_thread->worker in case of an error
	drm/panel-edp: fix name for IVO product id 854b
	scsi: qla2xxx: Fix exchange oversubscription
	scsi: qla2xxx: Fix exchange oversubscription for management commands
	scsi: qla2xxx: edif: Fix clang warning
	ASoC: fsl_sai: initialize is_dsp_mode flag
	drm/bridge: tc358767: Set default CLRSIPO count
	drm/msm/adreno: Fix null ptr access in adreno_gpu_cleanup()
	ALSA: hda/ca0132: minor fix for allocation size
	drm/amdgpu: Use the sched from entity for amdgpu_cs trace
	drm/msm/gem: Add check for kmalloc
	drm/msm/dpu: Disallow unallocated resources to be returned
	drm/bridge: lt9611: fix sleep mode setup
	drm/bridge: lt9611: fix HPD reenablement
	drm/bridge: lt9611: fix polarity programming
	drm/bridge: lt9611: fix programming of video modes
	drm/bridge: lt9611: fix clock calculation
	drm/bridge: lt9611: pass a pointer to the of node
	regulator: tps65219: use IS_ERR() to detect an error pointer
	drm/mipi-dsi: Fix byte order of 16-bit DCS set/get brightness
	drm: exynos: dsi: Fix MIPI_DSI*_NO_* mode flags
	drm/msm/dsi: Allow 2 CTRLs on v2.5.0
	scsi: ufs: exynos: Fix DMA alignment for PAGE_SIZE != 4096
	drm/msm/dpu: sc7180: add missing WB2 clock control
	drm/msm: use strscpy instead of strncpy
	drm/msm/dpu: Add check for cstate
	drm/msm/dpu: Add check for pstates
	drm/msm/mdp5: Add check for kzalloc
	habanalabs: bugs fixes in timestamps buff alloc
	pinctrl: bcm2835: Remove of_node_put() in bcm2835_of_gpio_ranges_fallback()
	pinctrl: mediatek: Initialize variable pullen and pullup to zero
	pinctrl: mediatek: Initialize variable *buf to zero
	gpu: host1x: Fix mask for syncpoint increment register
	gpu: host1x: Don't skip assigning syncpoints to channels
	drm/tegra: firewall: Check for is_addr_reg existence in IMM check
	pinctrl: renesas: rzg2l: Fix configuring the GPIO pins as interrupts
	drm/msm/dpu: set pdpu->is_rt_pipe early in dpu_plane_sspp_atomic_update()
	drm/mediatek: dsi: Reduce the time of dsi from LP11 to sending cmd
	drm/mediatek: Use NULL instead of 0 for NULL pointer
	drm/mediatek: Drop unbalanced obj unref
	drm/mediatek: mtk_drm_crtc: Add checks for devm_kcalloc
	drm/mediatek: Clean dangling pointer on bind error path
	ASoC: soc-compress.c: fixup private_data on snd_soc_new_compress()
	dt-bindings: display: mediatek: Fix the fallback for mediatek,mt8186-disp-ccorr
	gpio: vf610: connect GPIO label to dev name
	ASoC: topology: Properly access value coming from topology file
	spi: dw_bt1: fix MUX_MMIO dependencies
	ASoC: mchp-spdifrx: fix controls which rely on rsr register
	ASoC: mchp-spdifrx: fix return value in case completion times out
	ASoC: mchp-spdifrx: fix controls that works with completion mechanism
	ASoC: mchp-spdifrx: disable all interrupts in mchp_spdifrx_dai_remove()
	dm: improve shrinker debug names
	regmap: apply reg_base and reg_downshift for single register ops
	ASoC: rsnd: fixup #endif position
	ASoC: mchp-spdifrx: Fix uninitialized use of mr in mchp_spdifrx_hw_params()
	ASoC: dt-bindings: meson: fix gx-card codec node regex
	regulator: tps65219: use generic set_bypass()
	hwmon: (asus-ec-sensors) add missing mutex path
	hwmon: (ltc2945) Handle error case in ltc2945_value_store
	ALSA: hda: Fix the control element identification for multiple codecs
	drm/amdgpu: fix enum odm_combine_mode mismatch
	scsi: mpt3sas: Fix a memory leak
	scsi: aic94xx: Add missing check for dma_map_single()
	HID: multitouch: Add quirks for flipped axes
	HID: retain initial quirks set up when creating HID devices
	ASoC: qcom: q6apm-lpass-dai: unprepare stream if its already prepared
	ASoC: qcom: q6apm-dai: fix race condition while updating the position pointer
	ASoC: qcom: q6apm-dai: Add SNDRV_PCM_INFO_BATCH flag
	ASoC: codecs: lpass: register mclk after runtime pm
	ASoC: codecs: lpass: fix incorrect mclk rate
	drm/amd/display: don't call dc_interrupt_set() for disabled crtcs
	HID: logitech-hidpp: Hard-code HID++ 1.0 fast scroll support
	spi: bcm63xx-hsspi: Fix multi-bit mode setting
	hwmon: (mlxreg-fan) Return zero speed for broken fan
	ASoC: tlv320adcx140: fix 'ti,gpio-config' DT property init
	dm: remove flush_scheduled_work() during local_exit()
	nfs4trace: fix state manager flag printing
	NFS: fix disabling of swap
	spi: synquacer: Fix timeout handling in synquacer_spi_transfer_one()
	ASoC: soc-dapm.h: fixup warning struct snd_pcm_substream not declared
	HID: bigben: use spinlock to protect concurrent accesses
	HID: bigben_worker() remove unneeded check on report_field
	HID: bigben: use spinlock to safely schedule workers
	hid: bigben_probe(): validate report count
	ALSA: hda/hdmi: Register with vga_switcheroo on Dual GPU Macbooks
	drm/shmem-helper: Fix locking for drm_gem_shmem_get_pages_sgt()
	NFSD: enhance inter-server copy cleanup
	NFSD: fix leaked reference count of nfsd4_ssc_umount_item
	nfsd: fix race to check ls_layouts
	nfsd: clean up potential nfsd_file refcount leaks in COPY codepath
	NFSD: fix problems with cleanup on errors in nfsd4_copy
	nfsd: fix courtesy client with deny mode handling in nfs4_upgrade_open
	nfsd: don't fsync nfsd_files on last close
	NFSD: copy the whole verifier in nfsd_copy_write_verifier
	cifs: Fix lost destroy smbd connection when MR allocate failed
	cifs: Fix warning and UAF when destroy the MR list
	cifs: use tcon allocation functions even for dummy tcon
	gfs2: jdata writepage fix
	perf llvm: Fix inadvertent file creation
	leds: led-core: Fix refcount leak in of_led_get()
	leds: is31fl319x: Wrap mutex_destroy() for devm_add_action_or_rest()
	leds: simatic-ipc-leds-gpio: Make sure we have the GPIO providing driver
	tools/tracing/rtla: osnoise_hist: use total duration for average calculation
	perf inject: Use perf_data__read() for auxtrace
	perf intel-pt: Do not try to queue auxtrace data on pipe
	perf test bpf: Skip test if kernel-debuginfo is not present
	perf tools: Fix auto-complete on aarch64
	sparc: allow PM configs for sparc32 COMPILE_TEST
	selftests: find echo binary to use -ne options
	selftests/ftrace: Fix bash specific "==" operator
	selftests: use printf instead of echo -ne
	perf record: Fix segfault with --overwrite and --max-size
	printf: fix errname.c list
	perf tests stat_all_metrics: Change true workload to sleep workload for system wide check
	objtool: add UACCESS exceptions for __tsan_volatile_read/write
	mfd: cs5535: Don't build on UML
	mfd: pcf50633-adc: Fix potential memleak in pcf50633_adc_async_read()
	dmaengine: idxd: Set traffic class values in GRPCFG on DSA 2.0
	RDMA/erdma: Fix refcount leak in erdma_mmap
	dmaengine: HISI_DMA should depend on ARCH_HISI
	RDMA/hns: Fix refcount leak in hns_roce_mmap
	iio: light: tsl2563: Do not hardcode interrupt trigger type
	usb: gadget: fusb300_udc: free irq on the error path in fusb300_probe()
	i2c: designware: fix i2c_dw_clk_rate() return size to be u32
	soundwire: cadence: Don't overflow the command FIFOs
	driver core: fix potential null-ptr-deref in device_add()
	kobject: modify kobject_get_path() to take a const *
	kobject: Fix slab-out-of-bounds in fill_kobj_path()
	alpha/boot/tools/objstrip: fix the check for ELF header
	media: uvcvideo: Check for INACTIVE in uvc_ctrl_is_accessible()
	media: uvcvideo: Implement mask for V4L2_CTRL_TYPE_MENU
	media: uvcvideo: Refactor uvc_ctrl_mappings_uvcXX
	media: uvcvideo: Refactor power_line_frequency_controls_limited
	coresight: etm4x: Fix accesses to TRCSEQRSTEVR and TRCSEQSTR
	coresight: cti: Prevent negative values of enable count
	coresight: cti: Add PM runtime call in enable_store
	usb: typec: intel_pmc_mux: Don't leak the ACPI device reference count
	PCI/IOV: Enlarge virtfn sysfs name buffer
	PCI: switchtec: Return -EFAULT for copy_to_user() errors
	PCI: endpoint: pci-epf-vntb: Clean up kernel_doc warning
	PCI: endpoint: pci-epf-vntb: Add epf_ntb_mw_bar_clear() num_mws kernel-doc
	hwtracing: hisi_ptt: Only add the supported devices to the filters list
	tty: serial: fsl_lpuart: disable Rx/Tx DMA in lpuart32_shutdown()
	tty: serial: fsl_lpuart: clear LPUART Status Register in lpuart32_shutdown()
	serial: tegra: Add missing clk_disable_unprepare() in tegra_uart_hw_init()
	Revert "char: pcmcia: cm4000_cs: Replace mdelay with usleep_range in set_protocol"
	eeprom: idt_89hpesx: Fix error handling in idt_init()
	applicom: Fix PCI device refcount leak in applicom_init()
	firmware: stratix10-svc: add missing gen_pool_destroy() in stratix10_svc_drv_probe()
	firmware: stratix10-svc: fix error handle while alloc/add device failed
	VMCI: check context->notify_page after call to get_user_pages_fast() to avoid GPF
	mei: pxp: Use correct macros to initialize uuid_le
	misc/mei/hdcp: Use correct macros to initialize uuid_le
	misc: fastrpc: Fix an error handling path in fastrpc_rpmsg_probe()
	driver core: fix resource leak in device_add()
	driver core: location: Free struct acpi_pld_info *pld before return false
	drivers: base: transport_class: fix possible memory leak
	drivers: base: transport_class: fix resource leak when transport_add_device() fails
	firmware: dmi-sysfs: Fix null-ptr-deref in dmi_sysfs_register_handle
	fotg210-udc: Add missing completion handler
	dmaengine: dw-edma: Fix missing src/dst address of interleaved xfers
	fpga: microchip-spi: move SPI I/O buffers out of stack
	fpga: microchip-spi: rewrite status polling in a time measurable way
	usb: early: xhci-dbc: Fix a potential out-of-bound memory access
	tty: serial: fsl_lpuart: Fix the wrong RXWATER setting for rx dma case
	RDMA/cxgb4: add null-ptr-check after ip_dev_find()
	usb: musb: mediatek: don't unregister something that wasn't registered
	usb: gadget: configfs: Restrict symlink creation is UDC already binded
	phy: mediatek: remove temporary variable @mask_
	PCI: mt7621: Delay phy ports initialization
	iommu: dart: Add suspend/resume support
	iommu: dart: Support >64 stream IDs
	iommu/dart: Fix apple_dart_device_group for PCI groups
	iommu/vt-d: Set No Execute Enable bit in PASID table entry
	power: supply: remove faulty cooling logic
	RDMA/cxgb4: Fix potential null-ptr-deref in pass_establish()
	usb: max-3421: Fix setting of I/O pins
	RDMA/irdma: Cap MSIX used to online CPUs + 1
	serial: fsl_lpuart: fix RS485 RTS polariy inverse issue
	tty: serial: imx: Handle RS485 DE signal active high
	tty: serial: imx: disable Ageing Timer interrupt request irq
	driver core: fw_devlink: Add DL_FLAG_CYCLE support to device links
	driver core: fw_devlink: Don't purge child fwnode's consumer links
	driver core: fw_devlink: Allow marking a fwnode link as being part of a cycle
	driver core: fw_devlink: Consolidate device link flag computation
	driver core: fw_devlink: Improve check for fwnode with no device/driver
	driver core: fw_devlink: Make cycle detection more robust
	mtd: mtdpart: Don't create platform device that'll never probe
	usb: host: fsl-mph-dr-of: reuse device_set_of_node_from_dev
	dmaengine: dw-edma: Fix readq_ch() return value truncation
	PCI: Fix dropping valid root bus resources with .end = zero
	phy: rockchip-typec: fix tcphy_get_mode error case
	PCI: qcom: Fix host-init error handling
	iw_cxgb4: Fix potential NULL dereference in c4iw_fill_res_cm_id_entry()
	iommu: Fix error unwind in iommu_group_alloc()
	iommu/amd: Do not identity map v2 capable device when snp is enabled
	dmaengine: sf-pdma: pdma_desc memory leak fix
	dmaengine: dw-axi-dmac: Do not dereference NULL structure
	dmaengine: ptdma: check for null desc before calling pt_cmd_callback
	iommu/vt-d: Fix error handling in sva enable/disable paths
	iommu/vt-d: Allow to use flush-queue when first level is default
	RDMA/rxe: cleanup some error handling in rxe_verbs.c
	RDMA/rxe: Fix missing memory barriers in rxe_queue.h
	IB/hfi1: Fix math bugs in hfi1_can_pin_pages()
	IB/hfi1: Fix sdma.h tx->num_descs off-by-one errors
	Revert "remoteproc: qcom_q6v5_mss: map/unmap metadata region before/after use"
	remoteproc: qcom_q6v5_mss: Use a carveout to authenticate modem headers
	media: ti: cal: fix possible memory leak in cal_ctx_create()
	media: platform: ti: Add missing check for devm_regulator_get
	media: imx: imx7-media-csi: fix missing clk_disable_unprepare() in imx7_csi_init()
	powerpc: Remove linker flag from KBUILD_AFLAGS
	s390/vdso: Drop '-shared' from KBUILD_CFLAGS_64
	builddeb: clean generated package content
	media: max9286: Fix memleak in max9286_v4l2_register()
	media: ov2740: Fix memleak in ov2740_init_controls()
	media: ov5675: Fix memleak in ov5675_init_controls()
	media: ov5640: Fix soft reset sequence and timings
	media: ov5640: Handle delays when no reset_gpio set
	media: mc: Get media_device directly from pad
	media: i2c: ov772x: Fix memleak in ov772x_probe()
	media: i2c: imx219: Split common registers from mode tables
	media: i2c: imx219: Fix binning for RAW8 capture
	media: platform: mtk-mdp3: Fix return value check in mdp_probe()
	media: camss: csiphy-3ph: avoid undefined behavior
	media: platform: mtk-mdp3: remove unused VIDEO_MEDIATEK_VPU config
	media: platform: mtk-mdp3: fix Kconfig dependencies
	media: v4l2-jpeg: correct the skip count in jpeg_parse_app14_data
	media: v4l2-jpeg: ignore the unknown APP14 marker
	media: hantro: Fix JPEG encoder ENUM_FRMSIZE on RK3399
	media: imx-jpeg: Apply clk_bulk api instead of operating specific clk
	media: amphion: correct the unspecified color space
	media: drivers/media/v4l2-core/v4l2-h264 : add detection of null pointers
	media: rc: Fix use-after-free bugs caused by ene_tx_irqsim()
	media: atomisp: Only set default_run_mode on first open of a stream/asd
	media: i2c: ov7670: 0 instead of -EINVAL was returned
	media: usb: siano: Fix use after free bugs caused by do_submit_urb
	media: saa7134: Use video_unregister_device for radio_dev
	rpmsg: glink: Avoid infinite loop on intent for missing channel
	rpmsg: glink: Release driver_override
	ARM: OMAP2+: omap4-common: Fix refcount leak bug
	arm64: dts: qcom: msm8996: Add additional A2NoC clocks
	udf: Define EFSCORRUPTED error code
	context_tracking: Fix noinstr vs KASAN
	exit: Detect and fix irq disabled state in oops
	ARM: dts: exynos: Use Exynos5420 compatible for the MIPI video phy
	fs: Use CHECK_DATA_CORRUPTION() when kernel bugs are detected
	blk-iocost: fix divide by 0 error in calc_lcoefs()
	blk-cgroup: dropping parent refcount after pd_free_fn() is done
	blk-cgroup: synchronize pd_free_fn() from blkg_free_workfn() and blkcg_deactivate_policy()
	trace/blktrace: fix memory leak with using debugfs_lookup()
	btrfs: scrub: improve tree block error reporting
	arm64: zynqmp: Enable hs termination flag for USB dwc3 controller
	cpuidle, intel_idle: Fix CPUIDLE_FLAG_INIT_XSTATE
	x86/fpu: Don't set TIF_NEED_FPU_LOAD for PF_IO_WORKER threads
	cpuidle: drivers: firmware: psci: Dont instrument suspend code
	cpuidle: lib/bug: Disable rcu_is_watching() during WARN/BUG
	perf/x86/intel/uncore: Add Meteor Lake support
	wifi: ath9k: Fix use-after-free in ath9k_hif_usb_disconnect()
	wifi: ath11k: fix monitor mode bringup crash
	wifi: brcmfmac: Fix potential stack-out-of-bounds in brcmf_c_preinit_dcmds()
	rcu: Make RCU_LOCKDEP_WARN() avoid early lockdep checks
	rcu: Suppress smp_processor_id() complaint in synchronize_rcu_expedited_wait()
	srcu: Delegate work to the boot cpu if using SRCU_SIZE_SMALL
	rcu-tasks: Make rude RCU-Tasks work well with CPU hotplug
	rcu-tasks: Handle queue-shrink/callback-enqueue race condition
	wifi: ath11k: debugfs: fix to work with multiple PCI devices
	thermal: intel: Fix unsigned comparison with less than zero
	timers: Prevent union confusion from unexpected restart_syscall()
	x86/bugs: Reset speculation control settings on init
	bpftool: Always disable stack protection for BPF objects
	wifi: brcmfmac: ensure CLM version is null-terminated to prevent stack-out-of-bounds
	wifi: mt7601u: fix an integer underflow
	inet: fix fast path in __inet_hash_connect()
	ice: restrict PTP HW clock freq adjustments to 100, 000, 000 PPB
	ice: add missing checks for PF vsi type
	ACPI: Don't build ACPICA with '-Os'
	bpf, docs: Fix modulo zero, division by zero, overflow, and underflow
	thermal: intel: intel_pch: Add support for Wellsburg PCH
	clocksource: Suspend the watchdog temporarily when high read latency detected
	crypto: hisilicon: Wipe entire pool on error
	net: bcmgenet: Add a check for oversized packets
	m68k: Check syscall_trace_enter() return code
	s390/mm,ptdump: avoid Kasan vs Memcpy Real markers swapping
	netfilter: nf_tables: NULL pointer dereference in nf_tables_updobj()
	can: isotp: check CAN address family in isotp_bind()
	gcc-plugins: drop -std=gnu++11 to fix GCC 13 build
	tools/power/x86/intel-speed-select: Add Emerald Rapid quirk
	wifi: mt76: dma: free rx_head in mt76_dma_rx_cleanup
	ACPI: video: Fix Lenovo Ideapad Z570 DMI match
	net/mlx5: fw_tracer: Fix debug print
	coda: Avoid partial allocation of sig_inputArgs
	uaccess: Add minimum bounds check on kernel buffer size
	s390/idle: mark arch_cpu_idle() noinstr
	time/debug: Fix memory leak with using debugfs_lookup()
	PM: domains: fix memory leak with using debugfs_lookup()
	PM: EM: fix memory leak with using debugfs_lookup()
	Bluetooth: Fix issue with Actions Semi ATS2851 based devices
	Bluetooth: btusb: Add new PID/VID 0489:e0f2 for MT7921
	Bluetooth: btusb: Add VID:PID 13d3:3529 for Realtek RTL8821CE
	wifi: rtw89: debug: avoid invalid access on RTW89_DBG_SEL_MAC_30
	hv_netvsc: Check status in SEND_RNDIS_PKT completion message
	s390/kfence: fix page fault reporting
	devlink: Fix TP_STRUCT_entry in trace of devlink health report
	scm: add user copy checks to put_cmsg()
	drm: panel-orientation-quirks: Add quirk for Lenovo Yoga Tab 3 X90F
	drm: panel-orientation-quirks: Add quirk for DynaBook K50
	drm/amd/display: Reduce expected sdp bandwidth for dcn321
	drm/amd/display: Revert Reduce delay when sink device not able to ACK 00340h write
	drm/amd/display: Fix potential null-deref in dm_resume
	drm/omap: dsi: Fix excessive stack usage
	HID: Add Mapping for System Microphone Mute
	drm/tiny: ili9486: Do not assume 8-bit only SPI controllers
	drm/amd/display: Defer DIG FIFO disable after VID stream enable
	drm/radeon: free iio for atombios when driver shutdown
	drm/amd: Avoid BUG() for case of SRIOV missing IP version
	drm/amdkfd: Page aligned memory reserve size
	scsi: lpfc: Fix use-after-free KFENCE violation during sysfs firmware write
	Revert "fbcon: don't lose the console font across generic->chip driver switch"
	drm/amd: Avoid ASSERT for some message failures
	drm: amd: display: Fix memory leakage
	drm/amd/display: fix mapping to non-allocated address
	HID: uclogic: Add frame type quirk
	HID: uclogic: Add battery quirk
	HID: uclogic: Add support for XP-PEN Deco Pro SW
	HID: uclogic: Add support for XP-PEN Deco Pro MW
	drm/msm/dsi: Add missing check for alloc_ordered_workqueue
	drm: rcar-du: Add quirk for H3 ES1.x pclk workaround
	drm: rcar-du: Fix setting a reserved bit in DPLLCR
	drm/drm_print: correct format problem
	drm/amd/display: Set hvm_enabled flag for S/G mode
	habanalabs: extend fatal messages to contain PCI info
	habanalabs: fix bug in timestamps registration code
	docs/scripts/gdb: add necessary make scripts_gdb step
	drm/msm/dpu: Add DSC hardware blocks to register snapshot
	ASoC: soc-compress: Reposition and add pcm_mutex
	ASoC: kirkwood: Iterate over array indexes instead of using pointer math
	regulator: max77802: Bounds check regulator id against opmode
	regulator: s5m8767: Bounds check id indexing into arrays
	Revert "drm/amdgpu: TA unload messages are not actually sent to psp when amdgpu is uninstalled"
	drm/amd/display: fix FCLK pstate change underflow
	gfs2: Improve gfs2_make_fs_rw error handling
	hwmon: (coretemp) Simplify platform device handling
	hwmon: (nct6775) Directly call ASUS ACPI WMI method
	hwmon: (nct6775) B650/B660/X670 ASUS boards support
	pinctrl: at91: use devm_kasprintf() to avoid potential leaks
	drm/amd/display: Do not commit pipe when updating DRR
	scsi: snic: Fix memory leak with using debugfs_lookup()
	scsi: ufs: core: Fix device management cmd timeout flow
	HID: logitech-hidpp: Don't restart communication if not necessary
	drm/amd/display: Enable P-state validation checks for DCN314
	drm: panel-orientation-quirks: Add quirk for Lenovo IdeaPad Duet 3 10IGL5
	drm/amd/display: Disable HUBP/DPP PG on DCN314 for now
	dm thin: add cond_resched() to various workqueue loops
	dm cache: add cond_resched() to various workqueue loops
	nfsd: zero out pointers after putting nfsd_files on COPY setup error
	nfsd: don't hand out delegation on setuid files being opened for write
	cifs: prevent data race in smb2_reconnect()
	drm/shmem-helper: Revert accidental non-GPL export
	driver core: fw_devlink: Avoid spurious error message
	wifi: rtl8xxxu: fixing transmisison failure for rtl8192eu
	scsi: mpt3sas: Remove usage of dma_get_required_mask() API
	firmware: coreboot: framebuffer: Ignore reserved pixel color bits
	block: don't allow multiple bios for IOCB_NOWAIT issue
	block: clear bio->bi_bdev when putting a bio back in the cache
	block: be a bit more careful in checking for NULL bdev while polling
	rtc: pm8xxx: fix set-alarm race
	ipmi: ipmb: Fix the MODULE_PARM_DESC associated to 'retry_time_ms'
	ipmi:ssif: resend_msg() cannot fail
	ipmi_ssif: Rename idle state and check
	io_uring: Replace 0-length array with flexible array
	io_uring: use user visible tail in io_uring_poll()
	io_uring: handle TIF_NOTIFY_RESUME when checking for task_work
	io_uring: add a conditional reschedule to the IOPOLL cancelation loop
	io_uring: add reschedule point to handle_tw_list()
	io_uring/rsrc: disallow multi-source reg buffers
	io_uring: remove MSG_NOSIGNAL from recvmsg
	io_uring: fix fget leak when fs don't support nowait buffered read
	s390/extmem: return correct segment type in __segment_load()
	s390: discard .interp section
	s390/kprobes: fix irq mask clobbering on kprobe reenter from post_handler
	s390/kprobes: fix current_kprobe never cleared after kprobes reenter
	KVM: s390: disable migration mode when dirty tracking is disabled
	cifs: Fix uninitialized memory read in smb3_qfs_tcon()
	cifs: Fix uninitialized memory reads for oparms.mode
	cifs: fix mount on old smb servers
	cifs: introduce cifs_io_parms in smb2_async_writev()
	cifs: split out smb3_use_rdma_offload() helper
	cifs: don't try to use rdma offload on encrypted connections
	cifs: Check the lease context if we actually got a lease
	cifs: return a single-use cfid if we did not get a lease
	scsi: mpi3mr: Fix missing mrioc->evtack_cmds initialization
	scsi: mpi3mr: Fix issues in mpi3mr_get_all_tgt_info()
	scsi: mpi3mr: Remove unnecessary memcpy() to alltgt_info->dmi
	btrfs: hold block group refcount during async discard
	locking/rwsem: Prevent non-first waiter from spinning in down_write() slowpath
	ksmbd: fix wrong data area length for smb2 lock request
	ksmbd: do not allow the actual frame length to be smaller than the rfc1002 length
	ksmbd: fix possible memory leak in smb2_lock()
	torture: Fix hang during kthread shutdown phase
	ARM: dts: exynos: correct HDMI phy compatible in Exynos4
	io_uring: mark task TASK_RUNNING before handling resume/task work
	hfs: fix missing hfs_bnode_get() in __hfs_bnode_create
	fs: hfsplus: fix UAF issue in hfsplus_put_super
	exfat: fix reporting fs error when reading dir beyond EOF
	exfat: fix unexpected EOF while reading dir
	exfat: redefine DIR_DELETED as the bad cluster number
	exfat: fix inode->i_blocks for non-512 byte sector size device
	fs: dlm: don't set stop rx flag after node reset
	fs: dlm: move sending fin message into state change handling
	fs: dlm: send FIN ack back in right cases
	f2fs: fix information leak in f2fs_move_inline_dirents()
	f2fs: retry to update the inode page given data corruption
	f2fs: fix cgroup writeback accounting with fs-layer encryption
	f2fs: fix kernel crash due to null io->bio
	ocfs2: fix defrag path triggering jbd2 ASSERT
	ocfs2: fix non-auto defrag path not working issue
	fs/cramfs/inode.c: initialize file_ra_state
	selftests/landlock: Skip overlayfs tests when not supported
	selftests/landlock: Test ptrace as much as possible with Yama
	udf: Truncate added extents on failed expansion
	udf: Do not bother merging very long extents
	udf: Do not update file length for failed writes to inline files
	udf: Preserve link count of system files
	udf: Detect system inodes linked into directory hierarchy
	udf: Fix file corruption when appending just after end of preallocated extent
	md: don't update recovery_cp when curr_resync is ACTIVE
	RDMA/siw: Fix user page pinning accounting
	KVM: Destroy target device if coalesced MMIO unregistration fails
	KVM: VMX: Fix crash due to uninitialized current_vmcs
	KVM: Register /dev/kvm as the _very_ last thing during initialization
	KVM: x86: Purge "highest ISR" cache when updating APICv state
	KVM: x86: Blindly get current x2APIC reg value on "nodecode write" traps
	KVM: x86: Don't inhibit APICv/AVIC on xAPIC ID "change" if APIC is disabled
	KVM: x86: Don't inhibit APICv/AVIC if xAPIC ID mismatch is due to 32-bit ID
	KVM: SVM: Flush the "current" TLB when activating AVIC
	KVM: SVM: Process ICR on AVIC IPI delivery failure due to invalid target
	KVM: SVM: Don't put/load AVIC when setting virtual APIC mode
	KVM: x86: Inject #GP if WRMSR sets reserved bits in APIC Self-IPI
	KVM: x86: Inject #GP on x2APIC WRMSR that sets reserved bits 63:32
	KVM: SVM: Fix potential overflow in SEV's send|receive_update_data()
	KVM: SVM: hyper-v: placate modpost section mismatch error
	selftests: x86: Fix incorrect kernel headers search path
	x86/virt: Force GIF=1 prior to disabling SVM (for reboot flows)
	x86/crash: Disable virt in core NMI crash handler to avoid double shootdown
	x86/reboot: Disable virtualization in an emergency if SVM is supported
	x86/reboot: Disable SVM, not just VMX, when stopping CPUs
	x86/kprobes: Fix __recover_optprobed_insn check optimizing logic
	x86/kprobes: Fix arch_check_optimized_kprobe check within optimized_kprobe range
	x86/microcode/amd: Remove load_microcode_amd()'s bsp parameter
	x86/microcode/AMD: Add a @cpu parameter to the reloading functions
	x86/microcode/AMD: Fix mixed steppings support
	x86/speculation: Allow enabling STIBP with legacy IBRS
	Documentation/hw-vuln: Document the interaction between IBRS and STIBP
	virt/sev-guest: Return -EIO if certificate buffer is not large enough
	brd: mark as nowait compatible
	brd: return 0/-error from brd_insert_page()
	brd: check for REQ_NOWAIT and set correct page allocation mask
	ima: fix error handling logic when file measurement failed
	ima: Align ima_file_mmap() parameters with mmap_file LSM hook
	selftests/powerpc: Fix incorrect kernel headers search path
	selftests/ftrace: Fix eprobe syntax test case to check filter support
	selftests: sched: Fix incorrect kernel headers search path
	selftests: core: Fix incorrect kernel headers search path
	selftests: pid_namespace: Fix incorrect kernel headers search path
	selftests: arm64: Fix incorrect kernel headers search path
	selftests: clone3: Fix incorrect kernel headers search path
	selftests: pidfd: Fix incorrect kernel headers search path
	selftests: membarrier: Fix incorrect kernel headers search path
	selftests: kcmp: Fix incorrect kernel headers search path
	selftests: media_tests: Fix incorrect kernel headers search path
	selftests: gpio: Fix incorrect kernel headers search path
	selftests: filesystems: Fix incorrect kernel headers search path
	selftests: user_events: Fix incorrect kernel headers search path
	selftests: ptp: Fix incorrect kernel headers search path
	selftests: sync: Fix incorrect kernel headers search path
	selftests: rseq: Fix incorrect kernel headers search path
	selftests: move_mount_set_group: Fix incorrect kernel headers search path
	selftests: mount_setattr: Fix incorrect kernel headers search path
	selftests: perf_events: Fix incorrect kernel headers search path
	selftests: ipc: Fix incorrect kernel headers search path
	selftests: futex: Fix incorrect kernel headers search path
	selftests: drivers: Fix incorrect kernel headers search path
	selftests: dmabuf-heaps: Fix incorrect kernel headers search path
	selftests: vm: Fix incorrect kernel headers search path
	selftests: seccomp: Fix incorrect kernel headers search path
	irqdomain: Fix association race
	irqdomain: Fix disassociation race
	irqdomain: Look for existing mapping only once
	irqdomain: Drop bogus fwspec-mapping error handling
	irqdomain: Refactor __irq_domain_alloc_irqs()
	irqdomain: Fix mapping-creation race
	irqdomain: Fix domain registration race
	crypto: qat - fix out-of-bounds read
	mm/damon/paddr: fix missing folio_put()
	ALSA: ice1712: Do not left ice->gpio_mutex locked in aureon_add_controls()
	ALSA: hda/realtek: Add quirk for HP EliteDesk 800 G6 Tower PC
	jbd2: fix data missing when reusing bh which is ready to be checkpointed
	ext4: optimize ea_inode block expansion
	ext4: refuse to create ea block when umounted
	cxl/pmem: Fix nvdimm registration races
	mtd: spi-nor: sfdp: Fix index value for SCCR dwords
	mtd: spi-nor: spansion: Consider reserved bits in CFR5 register
	mtd: spi-nor: Fix shift-out-of-bounds in spi_nor_set_erase_type
	dm: send just one event on resize, not two
	dm: add cond_resched() to dm_wq_work()
	dm: add cond_resched() to dm_wq_requeue_work()
	wifi: rtw88: use RTW_FLAG_POWERON flag to prevent to power on/off twice
	wifi: rtl8xxxu: Use a longer retry limit of 48
	wifi: ath11k: allow system suspend to survive ath11k
	wifi: cfg80211: Fix use after free for wext
	wifi: cfg80211: Set SSID if it is not already set
	cpuidle: add ARCH_SUSPEND_POSSIBLE dependencies
	qede: fix interrupt coalescing configuration
	thermal: intel: powerclamp: Fix cur_state for multi package system
	dm flakey: fix logic when corrupting a bio
	dm cache: free background tracker's queued work in btracker_destroy
	dm flakey: don't corrupt the zero page
	dm flakey: fix a bug with 32-bit highmem systems
	hwmon: (peci/cputemp) Fix off-by-one in coretemp_label allocation
	hwmon: (nct6775) Fix incorrect parenthesization in nct6775_write_fan_div()
	ARM: dts: qcom: sdx65: Add Qcom SMMU-500 as the fallback for IOMMU node
	ARM: dts: qcom: sdx55: Add Qcom SMMU-500 as the fallback for IOMMU node
	ARM: dts: exynos: correct TMU phandle in Exynos4210
	ARM: dts: exynos: correct TMU phandle in Exynos4
	ARM: dts: exynos: correct TMU phandle in Odroid XU3 family
	ARM: dts: exynos: correct TMU phandle in Exynos5250
	ARM: dts: exynos: correct TMU phandle in Odroid XU
	ARM: dts: exynos: correct TMU phandle in Odroid HC1
	arm64: mm: hugetlb: Disable HUGETLB_PAGE_OPTIMIZE_VMEMMAP
	fuse: add inode/permission checks to fileattr_get/fileattr_set
	rbd: avoid use-after-free in do_rbd_add() when rbd_dev_create() fails
	ceph: update the time stamps and try to drop the suid/sgid
	regulator: core: Use ktime_get_boottime() to determine how long a regulator was off
	panic: fix the panic_print NMI backtrace setting
	mm/hwpoison: convert TTU_IGNORE_HWPOISON to TTU_HWPOISON
	alpha: fix FEN fault handling
	dax/kmem: Fix leak of memory-hotplug resources
	mips: fix syscall_get_nr
	media: ipu3-cio2: Fix PM runtime usage_count in driver unbind
	remoteproc/mtk_scp: Move clk ops outside send_lock
	docs: gdbmacros: print newest record
	mm: memcontrol: deprecate charge moving
	mm/thp: check and bail out if page in deferred queue already
	ktest.pl: Give back console on Ctrt^C on monitor
	kprobes: Fix to handle forcibly unoptimized kprobes on freeing_list
	ktest.pl: Fix missing "end_monitor" when machine check fails
	ktest.pl: Add RUN_TIMEOUT option with default unlimited
	memory tier: release the new_memtier in find_create_memory_tier()
	ring-buffer: Handle race between rb_move_tail and rb_check_pages
	tools/bootconfig: fix single & used for logical condition
	tracing/eprobe: Fix to add filter on eprobe description in README file
	iommu/amd: Add a length limitation for the ivrs_acpihid command-line parameter
	iommu/amd: Improve page fault error reporting
	scsi: aacraid: Allocate cmd_priv with scsicmd
	scsi: qla2xxx: Fix link failure in NPIV environment
	scsi: qla2xxx: Check if port is online before sending ELS
	scsi: qla2xxx: Fix DMA-API call trace on NVMe LS requests
	scsi: qla2xxx: Remove unintended flag clearing
	scsi: qla2xxx: Fix erroneous link down
	scsi: qla2xxx: Remove increment of interface err cnt
	scsi: ses: Don't attach if enclosure has no components
	scsi: ses: Fix slab-out-of-bounds in ses_enclosure_data_process()
	scsi: ses: Fix possible addl_desc_ptr out-of-bounds accesses
	scsi: ses: Fix possible desc_ptr out-of-bounds accesses
	scsi: ses: Fix slab-out-of-bounds in ses_intf_remove()
	RISC-V: add a spin_shadow_stack declaration
	riscv: Avoid enabling interrupts in die()
	riscv: mm: fix regression due to update_mmu_cache change
	riscv: jump_label: Fixup unaligned arch_static_branch function
	riscv, mm: Perform BPF exhandler fixup on page fault
	riscv: ftrace: Remove wasted nops for !RISCV_ISA_C
	riscv: ftrace: Reduce the detour code size to half
	MIPS: DTS: CI20: fix otg power gpio
	PCI/PM: Observe reset delay irrespective of bridge_d3
	PCI: Unify delay handling for reset and resume
	PCI: hotplug: Allow marking devices as disconnected during bind/unbind
	PCI: Avoid FLR for AMD FCH AHCI adapters
	PCI/DPC: Await readiness of secondary bus after reset
	bus: mhi: ep: Only send -ENOTCONN status if client driver is available
	bus: mhi: ep: Move chan->lock to the start of processing queued ch ring
	bus: mhi: ep: Save channel state locally during suspend and resume
	iommu/vt-d: Avoid superfluous IOTLB tracking in lazy mode
	iommu/vt-d: Fix PASID directory pointer coherency
	vfio/type1: exclude mdevs from VFIO_UPDATE_VADDR
	vfio/type1: prevent underflow of locked_vm via exec()
	vfio/type1: track locked_vm per dma
	vfio/type1: restore locked_vm
	drm/amd: Fix initialization for nbio 7.5.1
	drm/i915/quirks: Add inverted backlight quirk for HP 14-r206nv
	drm/radeon: Fix eDP for single-display iMac11,2
	drm/i915: Don't use stolen memory for ring buffers with LLC
	drm/i915: Don't use BAR mappings for ring buffers with LLC
	drm/gud: Fix UBSAN warning
	drm/edid: fix AVI infoframe aspect ratio handling
	drm/edid: fix parsing of 3D modes from HDMI VSDB
	qede: avoid uninitialized entries in coal_entry array
	brd: use radix_tree_maybe_preload instead of radix_tree_preload
	sbitmap: Advance the queue index before waking up a queue
	wait: Return number of exclusive waiters awaken
	sbitmap: Try each queue to wake up at least one waiter
	kbuild: Port silent mode detection to future gnu make.
	net: avoid double iput when sock_alloc_file fails
	Linux 6.1.16

Change-Id: I705caf70ee547e6d55f38d133bdcd50713aed745
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
2023-03-13 15:45:34 +00:00
Gabriel Krisman Bertazi
ff9571a4de sbitmap: Try each queue to wake up at least one waiter
commit 26edb30dd1c0c9be11fa676b4f330ada7b794ba6 upstream.

Jan reported the new algorithm as merged might be problematic if the
queue being awaken becomes empty between the waitqueue_active inside
sbq_wake_ptr check and the wake up.  If that happens, wake_up_nr will
not wake up any waiter and we loose too many wake ups.  In order to
guarantee progress, we need to wake up at least one waiter here, if
there are any.  This now requires trying to wake up from every queue.

Instead of walking through all the queues with sbq_wake_ptr, this call
moves the wake up inside that function.  In a previous version of the
patch, I found that updating wake_index several times when walking
through queues had a measurable overhead.  This ensures we only update
it once, at the end.

Fixes: 4f8126bb2308 ("sbitmap: Use single per-bitmap counting to wake up queued tags")
Reported-by: Jan Kara <jack@suse.cz>
Signed-off-by: Gabriel Krisman Bertazi <krisman@suse.de>
Reviewed-by: Jan Kara <jack@suse.cz>
Link: https://lore.kernel.org/r/20221115224553.23594-4-krisman@suse.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-03-10 09:34:34 +01:00
Gabriel Krisman Bertazi
12815a7d8f sbitmap: Advance the queue index before waking up a queue
commit 976570b4ecd30d3ec6e1b0910da8e5edc591f2b6 upstream.

When a queue is awaken, the wake_index written by sbq_wake_ptr currently
keeps pointing to the same queue.  On the next wake up, it will thus
retry the same queue, which is unfair to other queues, and can lead to
starvation.  This patch, moves the index update to happen before the
queue is returned, such that it will now try a different queue first on
the next wake up, improving fairness.

Fixes: 4f8126bb2308 ("sbitmap: Use single per-bitmap counting to wake up queued tags")
Reported-by: Jan Kara <jack@suse.cz>
Reviewed-by: Jan Kara <jack@suse.cz>
Signed-off-by: Gabriel Krisman Bertazi <krisman@suse.de>
Link: https://lore.kernel.org/r/20221115224553.23594-2-krisman@suse.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-03-10 09:34:34 +01:00
Peter Zijlstra
b78434f6ee cpuidle: lib/bug: Disable rcu_is_watching() during WARN/BUG
[ Upstream commit 5a5d7e9badd2cb8065db171961bd30bd3595e4b6 ]

In order to avoid WARN/BUG from generating nested or even recursive
warnings, force rcu_is_watching() true during
WARN/lockdep_rcu_suspicious().

Notably things like unwinding the stack can trigger rcu_dereference()
warnings, which then triggers more unwinding which then triggers more
warnings etc..

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Link: https://lore.kernel.org/r/20230126151323.408156109@infradead.org
Signed-off-by: Sasha Levin <sashal@kernel.org>
2023-03-10 09:33:47 +01:00
Wang Hai
fe4dd80d58 kobject: Fix slab-out-of-bounds in fill_kobj_path()
[ Upstream commit 3bb2a01caa813d3a1845d378bbe4169ef280d394 ]

In kobject_get_path(), if kobj->name is changed between calls
get_kobj_path_length() and fill_kobj_path() and the length becomes
longer, then fill_kobj_path() will have an out-of-bounds bug.

The actual current problem occurs when the ixgbe probe.

In ixgbe_mii_bus_init(), if the length of netdev->dev.kobj.name
length becomes longer, out-of-bounds will occur.

cpu0                                         cpu1
ixgbe_probe
 register_netdev(netdev)
  netdev_register_kobject
   device_add
    kobject_uevent // Sending ADD events
                                             systemd-udevd // rename netdev
                                              dev_change_name
                                               device_rename
                                                kobject_rename
 ixgbe_mii_bus_init                             |
  mdiobus_register                              |
   __mdiobus_register                           |
    device_register                             |
     device_add                                 |
      kobject_uevent                            |
       kobject_get_path                         |
        len = get_kobj_path_length // old name  |
        path = kzalloc(len, gfp_mask);          |
                                                kobj->name = name;
                                                /* name length becomes
                                                 * longer
                                                 */
        fill_kobj_path /* kobj path length is
                        * longer than path,
                        * resulting in out of
                        * bounds when filling path
                        */

This is the kasan report:

==================================================================
BUG: KASAN: slab-out-of-bounds in fill_kobj_path+0x50/0xc0
Write of size 7 at addr ff1100090573d1fd by task kworker/28:1/673

 Workqueue: events work_for_cpu_fn
 Call Trace:
 <TASK>
 dump_stack_lvl+0x34/0x48
 print_address_description.constprop.0+0x86/0x1e7
 print_report+0x36/0x4f
 kasan_report+0xad/0x130
 kasan_check_range+0x35/0x1c0
 memcpy+0x39/0x60
 fill_kobj_path+0x50/0xc0
 kobject_get_path+0x5a/0xc0
 kobject_uevent_env+0x140/0x460
 device_add+0x5c7/0x910
 __mdiobus_register+0x14e/0x490
 ixgbe_probe.cold+0x441/0x574 [ixgbe]
 local_pci_probe+0x78/0xc0
 work_for_cpu_fn+0x26/0x40
 process_one_work+0x3b6/0x6a0
 worker_thread+0x368/0x520
 kthread+0x165/0x1a0
 ret_from_fork+0x1f/0x30

This reproducer triggers that bug:

while:
do
    rmmod ixgbe
    sleep 0.5
    modprobe ixgbe
    sleep 0.5

When calling fill_kobj_path() to fill path, if the name length of
kobj becomes longer, return failure and retry. This fixes the problem.

Fixes: 1da177e4c3 ("Linux-2.6.12-rc2")
Signed-off-by: Wang Hai <wanghai38@huawei.com>
Link: https://lore.kernel.org/r/20221220012143.52141-1-wanghai38@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2023-03-10 09:33:30 +01:00
Greg Kroah-Hartman
f3ffd86915 kobject: modify kobject_get_path() to take a const *
[ Upstream commit 33a0a1e3b3d17445832177981dc7a1c6a5b009f8 ]

kobject_get_path() does not modify the kobject passed to it, so make the
pointer constant.

Cc: "Rafael J. Wysocki" <rafael@kernel.org>
Link: https://lore.kernel.org/r/20221001165315.2690141-1-gregkh@linuxfoundation.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Stable-dep-of: 3bb2a01caa81 ("kobject: Fix slab-out-of-bounds in fill_kobj_path()")
Signed-off-by: Sasha Levin <sashal@kernel.org>
2023-03-10 09:33:29 +01:00
Arnd Bergmann
adb2cfd3f2 printf: fix errname.c list
[ Upstream commit 0c2baf6509af1d11310ae4c1c839481a6e9a4bc4 ]

On most architectures, gcc -Wextra warns about the list of error
numbers containing both EDEADLK and EDEADLOCK:

lib/errname.c:15:67: warning: initialized field overwritten [-Woverride-init]
   15 | #define E(err) [err + BUILD_BUG_ON_ZERO(err <= 0 || err > 300)] = "-" #err
      |                                                                   ^~~
lib/errname.c:172:2: note: in expansion of macro 'E'
  172 |  E(EDEADLK), /* EDEADLOCK */
      |  ^

On parisc, a similar error happens with -ECANCELLED, which is an
alias for ECANCELED.

Make the EDEADLK printing conditional on the number being distinct
from EDEADLOCK, and remove the -ECANCELLED bit completely as it
can never be hit.

To ensure these are correct, add static_assert lines that verify
all the remaining aliases are in fact identical to the canonical
name.

Fixes: 57f5677e53 ("printf: add support for printing symbolic error names")
Cc: Petr Mladek <pmladek@suse.com>
Suggested-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Acked-by: Uwe Kleine-König <uwe@kleine-koenig.org>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Link: https://lore.kernel.org/all/20210514213456.745039-1-arnd@kernel.org/
Link: https://lore.kernel.org/all/20210927123409.1109737-1-arnd@kernel.org/
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Sergey Senozhatsky <senozhatsky@chromium.org>
Acked-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Reviewed-by: Petr Mladek <pmladek@suse.com>
Signed-off-by: Petr Mladek <pmladek@suse.com>
Link: https://lore.kernel.org/r/20230206194126.380350-1-arnd@kernel.org
Signed-off-by: Sasha Levin <sashal@kernel.org>
2023-03-10 09:33:27 +01:00
Herbert Xu
553d8b25cc lib/mpi: Fix buffer overrun when SG is too long
[ Upstream commit 7361d1bc307b926cbca214ab67b641123c2d6357 ]

The helper mpi_read_raw_from_sgl sets the number of entries in
the SG list according to nbytes.  However, if the last entry
in the SG list contains more data than nbytes, then it may overrun
the buffer because it only allocates enough memory for nbytes.

Fixes: 2d4d1eea54 ("lib/mpi: Add mpi sgl helpers")
Reported-by: Roberto Sassu <roberto.sassu@huaweicloud.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Reviewed-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2023-03-10 09:32:52 +01:00
Kemeng Shi
3e5ddf2b84 sbitmap: correct wake_batch recalculation to avoid potential IO hung
[ Upstream commit b5fcf7871acb7f9a3a8ed341a68bd86aba3e254a ]

Commit 180dccb0db ("blk-mq: fix tag_get wait task can't be awakened")
mentioned that in case of shared tags, there could be just one real
active hctx(queue) because of lazy detection of tag idle. Then driver tag
allocation may wait forever on this real active hctx(queue) if wake_batch
is > hctx_max_depth where hctx_max_depth is available tags depth for the
actve hctx(queue). However, the condition wake_batch > hctx_max_depth is
not strong enough to avoid IO hung as the sbitmap_queue_wake_up will only
wake up one wait queue for each wake_batch even though there is only one
waiter in the woken wait queue. After this, there is only one tag to free
and wake_batch may not be reached anymore. Commit 180dccb0db ("blk-mq:
fix tag_get wait task can't be awakened") methioned that driver tag
allocation may wait forever. Actually, the inactive hctx(queue) will be
truely idle after at most 30 seconds and will call blk_mq_tag_wakeup_all
to wake one waiter per wait queue to break the hung. But IO hung for 30
seconds is also not acceptable. Set batch size to small enough that depth
of the shared hctx(queue) is enough to wake up all of the queues like
sbq_calc_wake_batch do to fix this potential IO hung.

Although hctx_max_depth will be clamped to at least 4 while wake_batch
recalculation does not do the clamp, the wake_batch will be always
recalculated to 1 when hctx_max_depth <= 4.

Fixes: 180dccb0db ("blk-mq: fix tag_get wait task can't be awakened")
Reviewed-by: Jan Kara <jack@suse.cz>
Signed-off-by: Kemeng Shi <shikemeng@huaweicloud.com>
Link: https://lore.kernel.org/r/20230116205059.3821738-6-shikemeng@huaweicloud.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2023-03-10 09:32:42 +01:00
Gabriel Krisman Bertazi
0f312961c7 sbitmap: Use single per-bitmap counting to wake up queued tags
[ Upstream commit 4f8126bb2308066b877859e4b5923ffb54143630 ]

sbitmap suffers from code complexity, as demonstrated by recent fixes,
and eventual lost wake ups on nested I/O completion.  The later happens,
from what I understand, due to the non-atomic nature of the updates to
wait_cnt, which needs to be subtracted and eventually reset when equal
to zero.  This two step process can eventually miss an update when a
nested completion happens to interrupt the CPU in between the wait_cnt
updates.  This is very hard to fix, as shown by the recent changes to
this code.

The code complexity arises mostly from the corner cases to avoid missed
wakes in this scenario.  In addition, the handling of wake_batch
recalculation plus the synchronization with sbq_queue_wake_up is
non-trivial.

This patchset implements the idea originally proposed by Jan [1], which
removes the need for the two-step updates of wait_cnt.  This is done by
tracking the number of completions and wakeups in always increasing,
per-bitmap counters.  Instead of having to reset the wait_cnt when it
reaches zero, we simply keep counting, and attempt to wake up N threads
in a single wait queue whenever there is enough space for a batch.
Waking up less than batch_wake shouldn't be a problem, because we
haven't changed the conditions for wake up, and the existing batch
calculation guarantees at least enough remaining completions to wake up
a batch for each queue at any time.

Performance-wise, one should expect very similar performance to the
original algorithm for the case where there is no queueing.  In both the
old algorithm and this implementation, the first thing is to check
ws_active, which bails out if there is no queueing to be managed. In the
new code, we took care to avoid accounting completions and wakeups when
there is no queueing, to not pay the cost of atomic operations
unnecessarily, since it doesn't skew the numbers.

For more interesting cases, where there is queueing, we need to take
into account the cross-communication of the atomic operations.  I've
been benchmarking by running parallel fio jobs against a single hctx
nullb in different hardware queue depth scenarios, and verifying both
IOPS and queueing.

Each experiment was repeated 5 times on a 20-CPU box, with 20 parallel
jobs. fio was issuing fixed-size randwrites with qd=64 against nullb,
varying only the hardware queue length per test.

queue size 2                 4                 8                 16                 32                 64
6.1-rc2    1681.1K (1.6K)    2633.0K (12.7K)   6940.8K (16.3K)   8172.3K (617.5K)   8391.7K (367.1K)   8606.1K (351.2K)
patched    1721.8K (15.1K)   3016.7K (3.8K)    7543.0K (89.4K)   8132.5K (303.4K)   8324.2K (230.6K)   8401.8K (284.7K)

The following is a similar experiment, ran against a nullb with a single
bitmap shared by 20 hctx spread across 2 NUMA nodes. This has 40
parallel fio jobs operating on the same device

queue size 2 	             4                 8              	16             	    32		       64
6.1-rc2	   1081.0K (2.3K)    957.2K (1.5K)     1699.1K (5.7K) 	6178.2K (124.6K)    12227.9K (37.7K)   13286.6K (92.9K)
patched	   1081.8K (2.8K)    1316.5K (5.4K)    2364.4K (1.8K) 	6151.4K  (20.0K)    11893.6K (17.5K)   12385.6K (18.4K)

It has also survived blktests and a 12h-stress run against nullb. I also
ran the code against nvme and a scsi SSD, and I didn't observe
performance regression in those. If there are other tests you think I
should run, please let me know and I will follow up with results.

[1] https://lore.kernel.org/all/aef9de29-e9f5-259a-f8be-12d1b734e72@google.com/

Cc: Hugh Dickins <hughd@google.com>
Cc: Keith Busch <kbusch@kernel.org>
Cc: Liu Song <liusong@linux.alibaba.com>
Suggested-by: Jan Kara <jack@suse.cz>
Signed-off-by: Gabriel Krisman Bertazi <krisman@suse.de>
Link: https://lore.kernel.org/r/20221105231055.25953-1-krisman@suse.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Stable-dep-of: b5fcf7871acb ("sbitmap: correct wake_batch recalculation to avoid potential IO hung")
Signed-off-by: Sasha Levin <sashal@kernel.org>
2023-03-10 09:32:42 +01:00
Kemeng Shi
b2fbd1c9bd sbitmap: remove redundant check in __sbitmap_queue_get_batch
[ Upstream commit 903e86f3a64d9573352bbab2f211fdbbaa5772b7 ]

Commit fbb564a557 ("lib/sbitmap: Fix invalid loop in
__sbitmap_queue_get_batch()") mentioned that "Checking free bits when
setting the target bits. Otherwise, it may reuse the busying bits."
This commit add check to make sure all masked bits in word before
cmpxchg is zero. Then the existing check after cmpxchg to check any
zero bit is existing in masked bits in word is redundant.

Actually, old value of word before cmpxchg is stored in val and we
will filter out busy bits in val by "(get_mask & ~val)" after cmpxchg.
So we will not reuse busy bits methioned in commit fbb564a557
("lib/sbitmap: Fix invalid loop in __sbitmap_queue_get_batch()"). Revert
new-added check to remove redundant check.

Fixes: fbb564a557 ("lib/sbitmap: Fix invalid loop in __sbitmap_queue_get_batch()")
Reviewed-by: Jan Kara <jack@suse.cz>
Signed-off-by: Kemeng Shi <shikemeng@huaweicloud.com>
Link: https://lore.kernel.org/r/20230116205059.3821738-3-shikemeng@huaweicloud.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2023-03-10 09:32:42 +01:00