- 05 Oct, 2024 8 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/xen/tipLinus Torvalds authored
Pull xen fix from Juergen Gross: "Fix Xen config issue introduced in the merge window" * tag 'for-linus-6.12a-rc2-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip: xen: Fix config option reference in XEN_PRIVCMD definition
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git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4Linus Torvalds authored
Pull ext4 fixes from Ted Ts'o: "Fix some ext4 bugs and regressions relating to oneline resize and fast commits" * tag 'ext4_for_linus-5.12-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4: ext4: fix off by one issue in alloc_flex_gd() ext4: mark fc as ineligible using an handle in ext4_xattr_set() ext4: use handle to mark fc as ineligible in __track_dentry_update()
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git://git.kernel.org/pub/scm/linux/kernel/git/cxl/cxlLinus Torvalds authored
Pull cxl fix from Ira Weiny: - Fix calculation for SBDF in error injection * tag 'cxl-fixes-6.12-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/cxl/cxl: EINJ, CXL: Fix CXL device SBDF calculation
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git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linuxLinus Torvalds authored
Pull i2c fix from Wolfram Sang: - Fix potential deadlock during runtime suspend and resume (stm32f7) * tag 'i2c-for-6.12-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux: i2c: stm32f7: Do not prepare/unprepare clock during runtime suspend/resume
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git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spiLinus Torvalds authored
Pull spi fixes from Mark Brown: "A small set of driver specific fixes that came in since the merge window, about half of which is fixes for correctness in the use of the runtime PM APIs done as part of a broader cleanup" * tag 'spi-fix-v6.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi: spi: s3c64xx: fix timeout counters in flush_fifo spi: atmel-quadspi: Fix wrong register value written to MR spi: spi-cadence: Fix missing spi_controller_is_target() check spi: spi-cadence: Fix pm_runtime_set_suspended() with runtime pm enabled spi: spi-imx: Fix pm_runtime_set_suspended() with runtime pm enabled
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git://git.kernel.org/pub/scm/linux/kernel/git/kees/linuxLinus Torvalds authored
Pull hardening fixes from Kees Cook: - gcc plugins: Avoid Kconfig warnings with randstruct (Nathan Chancellor) - MAINTAINERS: Add security/Kconfig.hardening to hardening section (Nathan Chancellor) - MAINTAINERS: Add unsafe_memcpy() to the FORTIFY review list * tag 'hardening-v6.12-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux: MAINTAINERS: Add security/Kconfig.hardening to hardening section hardening: Adjust dependencies in selection of MODVERSIONS MAINTAINERS: Add unsafe_memcpy() to the FORTIFY review list
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git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/lsmLinus Torvalds authored
Pull lsm revert from Paul Moore: "Here is the CONFIG_SECURITY_TOMOYO_LKM revert that we've been discussing this week. With near unanimous agreement that the original TOMOYO patches were not the right way to solve the distro problem Tetsuo is trying the solve, reverting is our best option at this time" * tag 'lsm-pr-20241004' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/lsm: tomoyo: revert CONFIG_SECURITY_TOMOYO_LKM support
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Linus Torvalds authored
Merge tag 'linux_kselftest-fixes-6.12-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest Pull kselftest fixes from Shuah Khan: "Fixes to build warnings, install scripts, run-time error path, and git status cleanups to tests: - devices/probe: fix for Python3 regex string syntax warnings - clone3: removing unused macro from clone3_cap_checkpoint_restore() - vDSO: fix to align getrandom states to cache line - core and exec: add missing executables to .gitignore files - rtc: change to skip test if /dev/rtc0 can't be accessed - timers/posix: fix warn_unused_result result in __fatal_error() - breakpoints: fix to detect suspend successful condition correctly - hid: fix to install required dependencies to run the test" * tag 'linux_kselftest-fixes-6.12-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest: selftests: breakpoints: use remaining time to check if suspend succeed kselftest/devices/probe: Fix SyntaxWarning in regex strings for Python3 selftest: hid: add missing run-hid-tools-tests.sh selftests: vDSO: align getrandom states to cache line selftests: exec: update gitignore for load_address selftests: core: add unshare_test to gitignore clone3: clone3_cap_checkpoint_restore: remove unused MAX_PID_NS_LEVEL macro selftests:timers: posix_timers: Fix warn_unused_result in __fatal_error() selftest: rtc: Check if could access /dev/rtc0 before testing
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- 04 Oct, 2024 30 commits
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Baokun Li authored
Wesley reported an issue: ================================================================== EXT4-fs (dm-5): resizing filesystem from 7168 to 786432 blocks ------------[ cut here ]------------ kernel BUG at fs/ext4/resize.c:324! CPU: 9 UID: 0 PID: 3576 Comm: resize2fs Not tainted 6.11.0+ #27 RIP: 0010:ext4_resize_fs+0x1212/0x12d0 Call Trace: __ext4_ioctl+0x4e0/0x1800 ext4_ioctl+0x12/0x20 __x64_sys_ioctl+0x99/0xd0 x64_sys_call+0x1206/0x20d0 do_syscall_64+0x72/0x110 entry_SYSCALL_64_after_hwframe+0x76/0x7e ================================================================== While reviewing the patch, Honza found that when adjusting resize_bg in alloc_flex_gd(), it was possible for flex_gd->resize_bg to be bigger than flexbg_size. The reproduction of the problem requires the following: o_group = flexbg_size * 2 * n; o_size = (o_group + 1) * group_size; n_group: [o_group + flexbg_size, o_group + flexbg_size * 2) o_size = (n_group + 1) * group_size; Take n=0,flexbg_size=16 as an example: last:15 |o---------------|--------------n-| o_group:0 resize to n_group:30 The corresponding reproducer is: img=test.img rm -f $img truncate -s 600M $img mkfs.ext4 -F $img -b 1024 -G 16 8M dev=`losetup -f --show $img` mkdir -p /tmp/test mount $dev /tmp/test resize2fs $dev 248M Delete the problematic plus 1 to fix the issue, and add a WARN_ON_ONCE() to prevent the issue from happening again. [ Note: another reproucer which this commit fixes is: img=test.img rm -f $img truncate -s 25MiB $img mkfs.ext4 -b 4096 -E nodiscard,lazy_itable_init=0,lazy_journal_init=0 $img truncate -s 3GiB $img dev=`losetup -f --show $img` mkdir -p /tmp/test mount $dev /tmp/test resize2fs $dev 3G umount $dev losetup -d $dev -- TYT ] Reported-by: Wesley Hershberger <wesley.hershberger@canonical.com> Closes: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2081231Reported-by: Stéphane Graber <stgraber@stgraber.org> Closes: https://lore.kernel.org/all/20240925143325.518508-1-aleksandr.mikhalitsyn@canonical.com/Tested-by: Alexander Mikhalitsyn <aleksandr.mikhalitsyn@canonical.com> Tested-by: Eric Sandeen <sandeen@redhat.com> Fixes: 665d3e0a ("ext4: reduce unnecessary memory allocation in alloc_flex_gd()") Cc: stable@vger.kernel.org Signed-off-by: Baokun Li <libaokun1@huawei.com> Reviewed-by: Jan Kara <jack@suse.cz> Link: https://patch.msgid.link/20240927133329.1015041-1-libaokun@huaweicloud.comSigned-off-by: Theodore Ts'o <tytso@mit.edu>
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Luis Henriques (SUSE) authored
Calling ext4_fc_mark_ineligible() with a NULL handle is racy and may result in a fast-commit being done before the filesystem is effectively marked as ineligible. This patch moves the call to this function so that an handle can be used. If a transaction fails to start, then there's not point in trying to mark the filesystem as ineligible, and an error will eventually be returned to user-space. Suggested-by: Jan Kara <jack@suse.cz> Signed-off-by: Luis Henriques (SUSE) <luis.henriques@linux.dev> Reviewed-by: Jan Kara <jack@suse.cz> Link: https://patch.msgid.link/20240923104909.18342-3-luis.henriques@linux.devSigned-off-by: Theodore Ts'o <tytso@mit.edu> Cc: stable@kernel.org
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Luis Henriques (SUSE) authored
Calling ext4_fc_mark_ineligible() with a NULL handle is racy and may result in a fast-commit being done before the filesystem is effectively marked as ineligible. This patch fixes the calls to this function in __track_dentry_update() by adding an extra parameter to the callback used in ext4_fc_track_template(). Suggested-by: Jan Kara <jack@suse.cz> Signed-off-by: Luis Henriques (SUSE) <luis.henriques@linux.dev> Reviewed-by: Jan Kara <jack@suse.cz> Link: https://patch.msgid.link/20240923104909.18342-2-luis.henriques@linux.devSigned-off-by: Theodore Ts'o <tytso@mit.edu> Cc: stable@kernel.org
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git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linuxLinus Torvalds authored
Pull arm64 fixes from Catalin Marinas: "A couple of build/config issues and expanding the speculative SSBS workaround to more CPUs: - Expand the speculative SSBS workaround to cover Cortex-A715, Neoverse-N3 and Microsoft Azure Cobalt 100 - Force position-independent veneers - in some kernel configurations, the LLD linker generates position-dependent veneers for otherwise position-independent code, resulting in early boot-time failures - Fix Kconfig selection of HAVE_DYNAMIC_FTRACE_WITH_ARGS so that it is not enabled when not supported by the combination of clang and GNU ld" * tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux: arm64: Subscribe Microsoft Azure Cobalt 100 to erratum 3194386 arm64: fix selection of HAVE_DYNAMIC_FTRACE_WITH_ARGS arm64: errata: Expand speculative SSBS workaround once more arm64: cputype: Add Neoverse-N3 definitions arm64: Force position-independent veneers
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git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linuxLinus Torvalds authored
Pull RISC-V fixes from Palmer Dabbelt: - PERF_TYPE_BREAKPOINT now returns -EOPNOTSUPP instead of -ENOENT, which aligns to other ports and is a saner value - The KASAN-related stack size increasing logic has been moved to a C header, to avoid dependency issues * tag 'riscv-for-linus-6.12-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux: riscv: Fix kernel stack size when KASAN is enabled drivers/perf: riscv: Align errno for unsupported perf event
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git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-traceLinus Torvalds authored
Pull tracing fixes from Steven Rostedt: - Fix tp_printk command line option crashing the kernel With the code that can handle a buffer from a previous boot, the trace_check_vprintf() needed access to the delta of the address space used by the old buffer and the current buffer. To do so, the trace_array (tr) parameter was used. But when tp_printk is enabled on the kernel command line, no trace buffer is used and the trace event is sent directly to printk(). That meant the tr field of the iterator descriptor was NULL, and since tp_printk still uses trace_check_vprintf() it caused a NULL dereference. - Add ptrace.h include to x86 ftrace file for completeness - Fix rtla installation when done with out-of-tree build - Fix the help messages in rtla that were incorrect - Several fixes to fix races with the timerlat and hwlat code Several locking issues were discovered with the coordination between timerlat kthread creation and hotplug. As timerlat has callbacks from hotplug code to start kthreads when CPUs come online. There are also locking issues with grabbing the cpu_read_lock() and the locks within timerlat. * tag 'trace-v6.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace: tracing/hwlat: Fix a race during cpuhp processing tracing/timerlat: Fix a race during cpuhp processing tracing/timerlat: Drop interface_lock in stop_kthread() tracing/timerlat: Fix duplicated kthread creation due to CPU online/offline x86/ftrace: Include <asm/ptrace.h> rtla: Fix the help text in osnoise and timerlat top tools tools/rtla: Fix installation from out-of-tree build tracing: Fix trace_check_vprintf() when tp_printk is used
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git://git.kernel.org/pub/scm/linux/kernel/git/vbabka/slabLinus Torvalds authored
Pull slab fixes from Vlastimil Babka: "Fixes for issues introduced in this merge window: kobject memory leak, unsupressed warning and possible lockup in new slub_kunit tests, misleading code in kvfree_rcu_queue_batch()" * tag 'slab-for-6.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vbabka/slab: slub/kunit: skip test_kfree_rcu when the slub kunit test is built-in mm, slab: suppress warnings in test_leak_destroy kunit test rcu/kvfree: Refactor kvfree_rcu_queue_batch() mm, slab: fix use of SLAB_SUPPORTS_SYSFS in kmem_cache_release()
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git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pmLinus Torvalds authored
Pull ACPI fixes from Rafael Wysocki: "These fix up the ACPI IRQ override quirk list and add two new entries to it, add a new quirk to the ACPI backlight (video) driver, and fix the ACPI battery driver. Specifics: - Add a quirk for Dell OptiPlex 5480 AIO to the ACPI backlight (video) driver (Hans de Goede) - Prevent the ACPI battery driver from crashing when unregistering a battery hook and simplify battery hook locking in it (Armin Wolf) - Fix up the ACPI IRQ override quirk list and add quirks for Asus Vivobook X1704VAP and Asus ExpertBook B2502CVA to it (Hans de Goede)" * tag 'acpi-6.12-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: ACPI: battery: Fix possible crash when unregistering a battery hook ACPI: battery: Simplify battery hook locking ACPI: video: Add backlight=native quirk for Dell OptiPlex 5480 AIO ACPI: resource: Add Asus ExpertBook B2502CVA to irq1_level_low_skip_override[] ACPI: resource: Add Asus Vivobook X1704VAP to irq1_level_low_skip_override[] ACPI: resource: Loosen the Asus E1404GAB DMI match to also cover the E1404GA ACPI: resource: Remove duplicate Asus E1504GAB IRQ override
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git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pmLinus Torvalds authored
Pull power management fixes from Rafael Wysocki: "These fix two cpufreq issues, one in the core and one in the intel_pstate driver: - Fix CPU device node reference counting in the cpufreq core (Miquel Sabaté Solà) - Turn the spinlock used by the intel_pstate driver in hard IRQ context into a raw one to prevent the driver from crashing when PREEMPT_RT is enabled (Uwe Kleine-König)" * tag 'pm-6.12-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: cpufreq: Avoid a bad reference count on CPU node cpufreq: intel_pstate: Make hwp_notify_lock a raw spinlock
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git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linuxLinus Torvalds authored
Pull gpio fixes from Bartosz Golaszewski: - fix a potential NULL-pointer dereference in gpiolib core - fix a probe() regression from the v6.12 merge window and an older bug leading to missed interrupts in gpio-davinci * tag 'gpio-fixes-for-v6.12-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux: gpiolib: Fix potential NULL pointer dereference in gpiod_get_label() gpio: davinci: Fix condition for irqchip registration gpio: davinci: fix lazy disable
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git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/soundLinus Torvalds authored
Pull sound fixes from Takashi Iwai: "Slightly high amount of changes in this round, partly because of my vacation in the last weeks. But all changes are small and nothing looks worrisome. The biggest LOCs is MAINTAINERS updates, and there is a core change for card-ID string creation for non-ASCII inputs. Others are rather device-specific, such as new quirks and device IDs for ASoC, usual HD-audio and USB-audio quirks and fixes, as well as regression fixes in HD-audio HDMI audio and Conexant codec" * tag 'sound-6.12-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: (39 commits) ALSA: hda/conexant: Fix conflicting quirk for System76 Pangolin ALSA: line6: add hw monitor volume control to POD HD500X ALSA: gus: Fix some error handling paths related to get_bpos() usage ALSA: hda: Add missing parameter description for snd_hdac_stream_timecounter_init() ALSA: usb-audio: Add native DSD support for Luxman D-08u ALSA: core: add isascii() check to card ID generator MAINTAINERS: ALSA: use linux-sound@vger.kernel.org list Revert "ALSA: hda: Conditionally use snooping for AMD HDMI" ASoC: intel: sof_sdw: Add check devm_kasprintf() returned value ASoC: imx-card: Set card.owner to avoid a warning calltrace if SND=m ASoC: dt-bindings: davinci-mcasp: Fix interrupts property ASoC: qcom: sm8250: add qrb4210-rb2-sndcard compatible string ASoC: dt-bindings: qcom,sm8250: add qrb4210-rb2-sndcard ALSA: hda: fix trigger_tstamp_latched ALSA: hda/realtek: Add a quirk for HP Pavilion 15z-ec200 ALSA: hda/generic: Drop obsoleted obey_preferred_dacs flag ALSA: hda/generic: Unconditionally prefer preferred_dacs pairs ALSA: silence integer wrapping warning ASoC: Intel: soc-acpi: arl: Fix some missing empty terminators ASoC: Intel: soc-acpi-intel-rpl-match: add missing empty item ...
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https://gitlab.freedesktop.org/drm/kernelLinus Torvalds authored
Pull drm fixes from Dave Airlie: "Weekly fixes, xe and amdgpu lead the way, with panthor, and few core components getting various fixes. Nothing seems too out of the ordinary. atomic: - Use correct type when reading damage rectangles display: - Fix kernel docs dp-mst: - Fix DSC decompression detection hdmi: - Fix infoframe size sched: - Update maintainers - Fix race condition whne queueing up jobs - Fix locking in drm_sched_entity_modify_sched() - Fix pointer deref if entity queue changes sysfb: - Disable sysfb if framebuffer parent device is unknown amdgpu: - DML2 fix - DSC fix - Dispclk fix - eDP HDR fix - IPS fix - TBT fix i915: - One fix for bitwise and logical "and" mixup in PM code xe: - Restore pci state on resume - Fix locking on submission, queue and vm - Fix UAF on queue destruction - Fix resource release on freq init error path - Use rw_semaphore to reduce contention on ASID->VM lookup - Fix steering for media on Xe2_HPM - Tuning updates to Xe2 - Resume TDR after GT reset to prevent jobs running forever - Move id allocation to avoid userspace using a guessed number to trigger UAF - Fix OA stream close preventing pbatch buffers to complete - Fix NPD when migrating memory on LNL - Fix memory leak when aborting binds panthor: - Fix locking - Set FOP_UNSIGNED_OFFSET in fops instance - Acquire lock in panthor_vm_prepare_map_op_ctx() - Avoid uninitialized variable in tick_ctx_cleanup() - Do not block scheduler queue if work is pending - Do not add write fences to the shared BOs vbox: - Fix VLA handling" * tag 'drm-fixes-2024-10-04' of https://gitlab.freedesktop.org/drm/kernel: (41 commits) drm/xe: Fix memory leak when aborting binds drm/xe: Prevent null pointer access in xe_migrate_copy drm/xe/oa: Don't reset OAC_CONTEXT_ENABLE on OA stream close drm/xe/queue: move xa_alloc to prevent UAF drm/xe/vm: move xa_alloc to prevent UAF drm/xe: Clean up VM / exec queue file lock usage. drm/xe: Resume TDR after GT reset drm/xe/xe2: Add performance tuning for L3 cache flushing drm/xe/xe2: Extend performance tuning to media GT drm/xe/mcr: Use Xe2_LPM steering tables for Xe2_HPM drm/xe: Use helper for ASID -> VM in GPU faults and access counters drm/xe: Convert to USM lock to rwsem drm/xe: use devm_add_action_or_reset() helper drm/xe: fix UAF around queue destruction drm/xe/guc_submit: add missing locking in wedged_fini drm/xe: Restore pci state upon resume drm/amd/display: Fix system hang while resume with TBT monitor drm/amd/display: Enable idle workqueue for more IPS modes drm/amd/display: Add HDR workaround for specific eDP drm/amd/display: avoid set dispclk to 0 ...
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git://git.kernel.dk/linuxLinus Torvalds authored
Pull block fixes from Jens Axboe: - Fix another use-after-free in aoe - Fixup wrong nested non-saving irq disable/restore in blk-iocost - Fixup a kerneldoc complaint introduced by a merge window patch * tag 'block-6.12-20241004' of git://git.kernel.dk/linux: aoe: fix the potential use-after-free problem in more places blk_iocost: remove some duplicate irq disable/enables block: fix blk_rq_map_integrity_sg kernel-doc
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git://git.kernel.dk/linuxLinus Torvalds authored
Pull io_uring fixes from Jens Axboe: - Fix an error path memory leak, if one part fails to allocate. Obviously not something that'll generally hit without error injection. - Fix an io_req_flags_t cast to make sparse happier. - Improve the recv multishot termination. Not a bug now, but could be one in the future. This makes it do the same thing that recvmsg does in terms of when to terminate a request or not. * tag 'io_uring-6.12-20241004' of git://git.kernel.dk/linux: io_uring/net: harden multishot termination case for recv io_uring: fix casts to io_req_flags_t io_uring: fix memory leak when cache init fail
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git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fsLinus Torvalds authored
Pull fsnotify fixes from Jan Kara: "Fixes for an inotify deadlock and a data race in fsnotify" * tag 'fsnotify_for_v6.12-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs: inotify: Fix possible deadlock in fsnotify_destroy_mark fsnotify: Avoid data race between fsnotify_recalc_mask() and fsnotify_object_watched()
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git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fsLinus Torvalds authored
Pull UDF fixes from Jan Kara: "A couple of UDF error handling fixes for issues spotted by syzbot" * tag 'fs_for_v6.12-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs: udf: fix uninit-value use in udf_get_fileshortad udf: refactor inode_bmap() to handle error udf: refactor udf_next_aext() to handle error udf: refactor udf_current_aext() to handle error
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https://github.com/ceph/ceph-clientLinus Torvalds authored
Pull ceph fixes from Ilya Dryomov: "A fix from Patrick for a variety of CephFS lockup scenarios caused by a regression in cap handling which sneaked in through the netfs helper library in 5.18 (marked for stable) and an unrelated one-line cleanup" * tag 'ceph-for-6.12-rc2' of https://github.com/ceph/ceph-client: ceph: fix cap ref leak via netfs init_request ceph: use struct_size() helper in __ceph_pool_perm_get()
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Rafael J. Wysocki authored
Merge an ACPI backlight (video) quirk and ACPI battery driver fix and cleanup for 6.12-rc2: - Add a quirk for Dell OptiPlex 5480 AIO to the ACPI backlight (video) driver (Hans de Goede). - Prevent the ACPI battery driver from crashing when unregistering a battery hook and simplify battery hook locking in it (Armin Wolf). * acpi-video: ACPI: video: Add backlight=native quirk for Dell OptiPlex 5480 AIO * acpi-battery: ACPI: battery: Fix possible crash when unregistering a battery hook ACPI: battery: Simplify battery hook locking
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git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linuxLinus Torvalds authored
Pull btrfs fixes from David Sterba: - in incremental send, fix invalid clone operation for file that got its size decreased - fix __counted_by() annotation of send path cache entries, we do not store the terminating NUL - fix a longstanding bug in relocation (and quite hard to hit by chance), drop back reference cache that can get out of sync after transaction commit - wait for fixup worker kthread before finishing umount - add missing raid-stripe-tree extent for NOCOW files, zoned mode cannot have NOCOW files but RST is meant to be a standalone feature - handle transaction start error during relocation, avoid potential NULL pointer dereference of relocation control structure (reported by syzbot) - disable module-wide rate limiting of debug level messages - minor fix to tracepoint definition (reported by checkpatch.pl) * tag 'for-6.12-rc1-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux: btrfs: disable rate limiting when debug enabled btrfs: wait for fixup workers before stopping cleaner kthread during umount btrfs: fix a NULL pointer dereference when failed to start a new trasacntion btrfs: send: fix invalid clone operation for file that got its size decreased btrfs: tracepoints: end assignment with semicolon at btrfs_qgroup_extent event class btrfs: drop the backref cache during relocation if we commit btrfs: also add stripe entries for NOCOW writes btrfs: send: fix buffer overflow detection when copying path to cache entry
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git://git.samba.org/sfrench/cifs-2.6Linus Torvalds authored
Pull smb client fixes from Steve French: - statfs fix (e.g. when limited access to root directory of share) - special file handling fixes: fix packet validation to avoid buffer overflow for reparse points, fixes for symlink path parsing (one for reparse points, and one for SFU use case), and fix for cleanup after failed SET_REPARSE operation. - fix for SMB2.1 signing bug introduced by recent patch to NFS symlink path, and NFS reparse point validation - comment cleanup * tag 'v6.12-rc1-smb3-client-fixes' of git://git.samba.org/sfrench/cifs-2.6: cifs: Do not convert delimiter when parsing NFS-style symlinks cifs: Validate content of NFS reparse point buffer cifs: Fix buffer overflow when parsing NFS reparse points smb: client: Correct typos in multiple comments across various files smb: client: use actual path when queryfs cifs: Remove intermediate object of failed create reparse call Revert "smb: client: make SHA-512 TFM ephemeral" smb: Update comments about some reparse point tags cifs: Check for UTF-16 null codepoint in SFU symlink target location
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git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfsLinus Torvalds authored
Pull close_range() fix from Al Viro: "Fix the logic in descriptor table trimming" * tag 'pull-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: close_range(): fix the logics in descriptor table trimming
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Wolfram Sang authored
Merge tag 'i2c-host-fixes-6.12-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/andi.shyti/linux into i2c/for-current i2c-host fixes for v6.12-rc2 In the stm32f7 a potential deadlock is fixed during runtime suspend and resume.
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Paul Moore authored
This patch reverts two TOMOYO patches that were merged into Linus' tree during the v6.12 merge window: 8b985bbf ("tomoyo: allow building as a loadable LSM module") 268225a1 ("tomoyo: preparation step for building as a loadable LSM module") Together these two patches introduced the CONFIG_SECURITY_TOMOYO_LKM Kconfig build option which enabled a TOMOYO specific dynamic LSM loading mechanism (see the original commits for more details). Unfortunately, this approach was widely rejected by the LSM community as well as some members of the general kernel community. Objections included concerns over setting a bad precedent regarding individual LSMs managing their LSM callback registrations as well as general kernel symbol exporting practices. With little to no support for the CONFIG_SECURITY_TOMOYO_LKM approach outside of Tetsuo, and multiple objections, we need to revert these changes. Link: https://lore.kernel.org/all/0c4b443a-9c72-4800-97e8-a3816b6a9ae2@I-love.SAKURA.ne.jp Link: https://lore.kernel.org/all/CAHC9VhR=QjdoHG3wJgHFJkKYBg7vkQH2MpffgVzQ0tAByo_wRg@mail.gmail.comAcked-by: John Johansen <john.johansen@canonical.com> Signed-off-by: Paul Moore <paul@paul-moore.com>
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Easwar Hariharan authored
Add the Microsoft Azure Cobalt 100 CPU to the list of CPUs suffering from erratum 3194386 added in commit 75b3c43e ("arm64: errata: Expand speculative SSBS workaround") CC: Mark Rutland <mark.rutland@arm.com> CC: James More <james.morse@arm.com> CC: Will Deacon <will@kernel.org> CC: stable@vger.kernel.org # 6.6+ Signed-off-by: Easwar Hariharan <eahariha@linux.microsoft.com> Link: https://lore.kernel.org/r/20241003225239.321774-1-eahariha@linux.microsoft.comSigned-off-by: Catalin Marinas <catalin.marinas@arm.com>
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Takashi Iwai authored
We received a regression report for System76 Pangolin (pang14) due to the recent fix for Tuxedo Sirius devices to support the top speaker. The reason was the conflicting PCI SSID, as often seen. As a workaround, now the codec SSID is checked and the quirk is applied conditionally only to Sirius devices. Fixes: 4178d78c ("ALSA: hda/conexant: Add pincfg quirk to enable top speakers on Sirius devices") Reported-by: Christian Heusel <christian@heusel.eu> Reported-by: Jerry <jerryluo225@gmail.com> Closes: https://lore.kernel.org/c930b6a6-64e5-498f-b65a-1cd5e0a1d733@heusel.eu Link: https://patch.msgid.link/20241004082602.29016-1-tiwai@suse.deSigned-off-by: Takashi Iwai <tiwai@suse.de>
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Hans P. Moller authored
Add hw monitor volume control for POD HD500X. This is done adding LINE6_CAP_HWMON_CTL to the capabilities Signed-off-by: Hans P. Moller <hmoller@uc.cl> Cc: <stable@vger.kernel.org> Signed-off-by: Takashi Iwai <tiwai@suse.de> Link: https://patch.msgid.link/20241003232828.5819-1-hmoller@uc.cl
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Christophe JAILLET authored
If get_bpos() fails, it is likely that the corresponding error code should be returned. Fixes: a6970bb1 ("ALSA: gus: Convert to the new PCM ops") Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> Link: https://patch.msgid.link/d9ca841edad697154afa97c73a5d7a14919330d9.1727984008.git.christophe.jaillet@wanadoo.frSigned-off-by: Takashi Iwai <tiwai@suse.de>
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https://gitlab.freedesktop.org/drm/xe/kernelDave Airlie authored
Driver Changes: - Restore pci state on resume (Rodrigo Vivi) - Fix locking on submission, queue and vm (Matthew Auld, Matthew Brost) - Fix UAF on queue destruction (Matthew Auld) - Fix resource release on freq init error path (He Lugang) - Use rw_semaphore to reduce contention on ASID->VM lookup (Matthew Brost) - Fix steering for media on Xe2_HPM (Gustavo Sousa) - Tuning updates to Xe2 (Gustavo Sousa) - Resume TDR after GT reset to prevent jobs running forever (Matthew Brost) - Move id allocation to avoid userspace using a guessed number to trigger UAF (Matthew Auld, Matthew Brost) - Fix OA stream close preventing pbatch buffers to complete (José) - Fix NPD when migrating memory on LNL (Zhanjun Dong) - Fix memory leak when aborting binds (Matthew Brost) Signed-off-by: Dave Airlie <airlied@redhat.com> From: Lucas De Marchi <lucas.demarchi@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/2fiv63yanlal5mpw3mxtotte6yvkvtex74c7mkjxca4bazlyja@o4iejcfragxy
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https://github.com/Rust-for-Linux/linuxLinus Torvalds authored
Pull Rust fixes from Miguel Ojeda: "Toolchain and infrastructure: - Fix/improve a couple 'depends on' on the newly added CFI/KASAN suppport to avoid build errors/warnings - Fix ARCH_SLAB_MINALIGN multiple definition error for RISC-V under !CONFIG_MMU - Clean upcoming (Rust 1.83.0) Clippy warnings 'kernel' crate: - 'sync' module: fix soundness issue by requiring 'T: Sync' for 'LockedBy::access'; and fix helpers build error under PREEMPT_RT - Fix trivial sorting issue ('rustfmtcheck') on the v6.12 Rust merge" * tag 'rust-fixes-6.12' of https://github.com/Rust-for-Linux/linux: rust: kunit: use C-string literals to clean warning cfi: encode cfi normalized integers + kasan/gcov bug in Kconfig rust: KASAN+RETHUNK requires rustc 1.83.0 rust: cfi: fix `patchable-function-entry` starting version rust: mutex: fix __mutex_init() usage in case of PREEMPT_RT rust: fix `ARCH_SLAB_MINALIGN` multiple definition error rust: sync: require `T: Sync` for `LockedBy::access` rust: kernel: sort Rust modules
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git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfsLinus Torvalds authored
Pull ufs fix from Al Viro: "Fix ufs_rename() braino introduced this cycle. The 'folio_release_kmap(dir_folio, new_dir)' in ufs_rename() part of folio conversion should've been getting a pointer to ufs directory entry within the page, rather than a pointer to directory struct inode..." * tag 'pull-fixes.ufs' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: ufs_rename(): fix bogus argument of folio_release_kmap()
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- 03 Oct, 2024 2 commits
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Johannes Weiner authored
Brandon reports sporadic, non-sensical spikes in cumulative pressure time (total=) when reading cpu.pressure at a high rate. This is due to a race condition between reader aggregation and tasks changing states. While it affects all states and all resources captured by PSI, in practice it most likely triggers with CPU pressure, since scheduling events are so frequent compared to other resource events. The race context is the live snooping of ongoing stalls during a pressure read. The read aggregates per-cpu records for stalls that have concluded, but will also incorporate ad-hoc the duration of any active state that hasn't been recorded yet. This is important to get timely measurements of ongoing stalls. Those ad-hoc samples are calculated on-the-fly up to the current time on that CPU; since the stall hasn't concluded, it's expected that this is the minimum amount of stall time that will enter the per-cpu records once it does. The problem is that the path that concludes the state uses a CPU clock read that is not synchronized against aggregators; the clock is read outside of the seqlock protection. This allows aggregators to race and snoop a stall with a longer duration than will actually be recorded. With the recorded stall time being less than the last snapshot remembered by the aggregator, a subsequent sample will underflow and observe a bogus delta value, resulting in an erratic jump in pressure. Fix this by moving the clock read of the state change into the seqlock protection. This ensures no aggregation can snoop live stalls past the time that's recorded when the state concludes. Reported-by: Brandon Duffany <brandon@buildbuddy.io> Link: https://bugzilla.kernel.org/show_bug.cgi?id=219194 Link: https://lore.kernel.org/lkml/20240827121851.GB438928@cmpxchg.org/ Fixes: df774306 ("psi: Reduce calls to sched_clock() in psi") Cc: stable@vger.kernel.org Signed-off-by: Johannes Weiner <hannes@cmpxchg.org> Reviewed-by: Chengming Zhou <chengming.zhou@linux.dev> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Wei Li authored
The cpuhp online/offline processing race also exists in percpu-mode hwlat tracer in theory, apply the fix too. That is: T1 | T2 [CPUHP_ONLINE] | cpu_device_down() hwlat_hotplug_workfn() | | cpus_write_lock() | takedown_cpu(1) | cpus_write_unlock() [CPUHP_OFFLINE] | cpus_read_lock() | start_kthread(1) | cpus_read_unlock() | Cc: stable@vger.kernel.org Cc: Masami Hiramatsu <mhiramat@kernel.org> Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com> Link: https://lore.kernel.org/20240924094515.3561410-5-liwei391@huawei.com Fixes: ba998f7d ("trace/hwlat: Support hotplug operations") Signed-off-by: Wei Li <liwei391@huawei.com> Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
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