- 07 Aug, 2024 2 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linuxLinus Torvalds authored
Pull btrfs fixes from David Sterba: - fix double inode unlock for direct IO sync writes (reported by syzbot) - fix root tree id/name map definitions, don't use fixed size buffers for name (reported by -Werror=unterminated-string-initialization) - fix qgroup reserve leaks in bufferd write path - update scrub status structure more often so it can be reported in user space more accurately and let 'resume' not repeat work - in preparation to remove space cache v1 in the future print a warning if it's detected * tag 'for-6.11-rc2-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux: btrfs: avoid using fixed char array size for tree names btrfs: fix double inode unlock for direct IO sync writes btrfs: emit a warning about space cache v1 being deprecated btrfs: fix qgroup reserve leaks in cow_file_range btrfs: implement launder_folio for clearing dirty page reserve btrfs: scrub: update last_physical after scrubbing one stripe btrfs: factor out stripe length calculation into a helper
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git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supplyLinus Torvalds authored
Pull power supply fixes from Sebastian Reichel: "rt5033: - fix driver regression causing kernel oops axp288-charger: - fix charge voltage setup qcom-battmgr: - fix thermal zone spamming errors - fix init on Qualcomm X Elite" * tag 'for-v6.11-rc' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply: power: supply: qcom_battmgr: Ignore extra __le32 in info payload power: supply: qcom_battmgr: return EAGAIN when firmware service is not up power: supply: axp288_charger: Round constant_charge_voltage writes down power: supply: axp288_charger: Fix constant_charge_voltage writes power: supply: rt5033: Bring back i2c_set_clientdata
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- 06 Aug, 2024 2 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhostLinus Torvalds authored
Pull virtio fix from Michael Tsirkin: "Fix a single, long-standing issue with kick pass-through vdpa" * tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost: vhost-vdpa: switch to use vmf_insert_pfn() in the fault handler
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Linus Torvalds authored
Merge tag 'platform-drivers-x86-v6.11-2' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86 Pull x86 platform driver fixes from Ilpo Järvinen: "Fixes: - Fix ACPI notifier racing with itself (intel-vbtn) - Initialize local variable to cover a timeout corner case (intel/ifs) - WMI docs spelling New device IDs: - amd/{pmc,pmf}: AMD 1Ah model 60h series. - amd/pmf: SPS quirk support for ASUS ROG Ally X" * tag 'platform-drivers-x86-v6.11-2' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86: platform/x86/intel/ifs: Initialize union ifs_status to zero platform/x86: msi-wmi-platform: Fix spelling mistakes platform/x86/amd/pmf: Add new ACPI ID AMDI0107 platform/x86/amd/pmc: Send OS_HINT command for new AMD platform platform/x86/amd: pmf: Add quirk for ROG Ally X platform/x86: intel-vbtn: Protect ACPI notify handler against recursion
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- 05 Aug, 2024 2 commits
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Linus Torvalds authored
Merge tag 'linux_kselftest-fixes-6.11-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest Pull kselftest fix from Shuah Khan: "A single fix to the conditional in ksft.py script which incorrectly flags a test suite failed when there are skipped tests in the mix. The logic is fixed to take skipped tests into account and report the test as passed" * tag 'linux_kselftest-fixes-6.11-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest: selftests: ksft: Fix finished() helper exit code on skipped tests
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git://git.kernel.org/pub/scm/linux/kernel/git/vbabka/slabLinus Torvalds authored
Pull slab fix from Vlastimil Babka: "Since v6.8 we've had a subtle breakage in SLUB with KFENCE enabled, that can cause a crash. It hasn't been found earlier due to quite specific conditions necessary (OOM during kmem_cache_alloc_bulk())" * tag 'slab-fixes-for-6.11-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/vbabka/slab: mm, slub: do not call do_slab_free for kfence object
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- 04 Aug, 2024 11 commits
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Linus Torvalds authored
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Tetsuo Handa authored
The kernel sleep profile is no longer working due to a recursive locking bug introduced by commit 42a20f86 ("sched: Add wrapper for get_wchan() to keep task blocked") Booting with the 'profile=sleep' kernel command line option added or executing # echo -n sleep > /sys/kernel/profiling after boot causes the system to lock up. Lockdep reports kthreadd/3 is trying to acquire lock: ffff93ac82e08d58 (&p->pi_lock){....}-{2:2}, at: get_wchan+0x32/0x70 but task is already holding lock: ffff93ac82e08d58 (&p->pi_lock){....}-{2:2}, at: try_to_wake_up+0x53/0x370 with the call trace being lock_acquire+0xc8/0x2f0 get_wchan+0x32/0x70 __update_stats_enqueue_sleeper+0x151/0x430 enqueue_entity+0x4b0/0x520 enqueue_task_fair+0x92/0x6b0 ttwu_do_activate+0x73/0x140 try_to_wake_up+0x213/0x370 swake_up_locked+0x20/0x50 complete+0x2f/0x40 kthread+0xfb/0x180 However, since nobody noticed this regression for more than two years, let's remove 'profile=sleep' support based on the assumption that nobody needs this functionality. Fixes: 42a20f86 ("sched: Add wrapper for get_wchan() to keep task blocked") Cc: stable@vger.kernel.org # v5.16+ Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 fixes from Thomas Gleixner: - Prevent a deadlock on cpu_hotplug_lock in the aperf/mperf driver. A recent change in the ACPI code which consolidated code pathes moved the invocation of init_freq_invariance_cppc() to be moved to a CPU hotplug handler. The first invocation on AMD CPUs ends up enabling a static branch which dead locks because the static branch enable tries to acquire cpu_hotplug_lock but that lock is already held write by the hotplug machinery. Use static_branch_enable_cpuslocked() instead and take the hotplug lock read for the Intel code path which is invoked from the architecture code outside of the CPU hotplug operations. - Fix the number of reserved bits in the sev_config structure bit field so that the bitfield does not exceed 64 bit. - Add missing Zen5 model numbers - Fix the alignment assumptions of pti_clone_pgtable() and clone_entry_text() on 32-bit: The code assumes PMD aligned code sections, but on 32-bit the kernel entry text is not PMD aligned. So depending on the code size and location, which is configuration and compiler dependent, entry text can cross a PMD boundary. As the start is not PMD aligned adding PMD size to the start address is larger than the end address which results in partially mapped entry code for user space. That causes endless recursion on the first entry from userspace (usually #PF). Cure this by aligning the start address in the addition so it ends up at the next PMD start address. clone_entry_text() enforces PMD mapping, but on 32-bit the tail might eventually be PTE mapped, which causes a map fail because the PMD for the tail is not a large page mapping. Use PTI_LEVEL_KERNEL_IMAGE for the clone() invocation which resolves to PTE on 32-bit and PMD on 64-bit. - Zero the 8-byte case for get_user() on range check failure on 32-bit The recend consolidation of the 8-byte get_user() case broke the zeroing in the failure case again. Establish it by clearing ECX before the range check and not afterwards as that obvioulsy can't be reached when the range check fails * tag 'x86-urgent-2024-08-04' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/uaccess: Zero the 8-byte get_range case on failure on 32-bit x86/mm: Fix pti_clone_entry_text() for i386 x86/mm: Fix pti_clone_pgtable() alignment assumption x86/setup: Parse the builtin command line before merging x86/CPU/AMD: Add models 0x60-0x6f to the Zen5 range x86/sev: Fix __reserved field in sev_config x86/aperfmperf: Fix deadlock on cpu_hotplug_lock
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull timer fixes from Thomas Gleixner: "Two fixes for the timer/clocksource code: - The recent fix to make the take over of the broadcast timer more reliable retrieves a per CPU pointer in preemptible context. This went unnoticed in testing as some compilers hoist the access into the non-preemotible section where the pointer is actually used, but obviously compilers can rightfully invoke it where the code put it. Move it into the non-preemptible section right to the actual usage side to cure it. - The clocksource watchdog is supposed to emit a warning when the retry count is greater than one and the number of retries reaches the limit. The condition is backwards and warns always when the count is greater than one. Fixup the condition to prevent spamming dmesg" * tag 'timers-urgent-2024-08-04' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: clocksource: Fix brown-bag boolean thinko in cs_watchdog_read() tick/broadcast: Move per CPU pointer access into the atomic section
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull scheduler fixes from Thomas Gleixner: - When stime is larger than rtime due to accounting imprecision, then utime = rtime - stime becomes negative. As this is unsigned math, the result becomes a huge positive number. Cure it by resetting stime to rtime in that case, so utime becomes 0. - Restore consistent state when sched_cpu_deactivate() fails. When offlining a CPU fails in sched_cpu_deactivate() after the SMT present counter has been decremented, then the function aborts but fails to increment the SMT present counter and leaves it imbalanced. Consecutive operations cause it to underflow. Add the missing fixup for the error path. For SMT accounting the runqueue needs to marked online again in the error exit path to restore consistent state. * tag 'sched-urgent-2024-08-04' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: sched/core: Fix unbalance set_rq_online/offline() in sched_cpu_deactivate() sched/core: Introduce sched_set_rq_on/offline() helper sched/smt: Fix unbalance sched_smt_present dec/inc sched/smt: Introduce sched_smt_present_inc/dec() helper sched/cputime: Fix mul_u64_u64_div_u64() precision for cputime
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 perf fixes from Thomas Gleixner: - Move the smp_processor_id() invocation back into the non-preemtible region, so that the result is valid to use - Add the missing package C2 residency counters for Sierra Forest CPUs to make the newly added support actually useful * tag 'perf-urgent-2024-08-04' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: perf/x86: Fix smp_processor_id()-in-preemptible warnings perf/x86/intel/cstate: Add pkg C2 residency counter for Sierra Forest
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull irq fixes from Thomas Gleixner: "A couple of fixes for interrupt chip drivers: - Make sure to skip the clear register space in the MBIGEN driver when calculating the node register index. Otherwise the clear register is clobbered and the wrong node registers are accessed. - Fix a signed/unsigned confusion in the loongarch CPU driver which converts an error code to a huge "valid" interrupt number. - Convert the mesion GPIO interrupt controller lock to a raw spinlock so it works on RT. - Add a missing static to a internal function in the pic32 EVIC driver" * tag 'irq-urgent-2024-08-04' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: irqchip/mbigen: Fix mbigen node address layout irqchip/meson-gpio: Convert meson_gpio_irq_controller::lock to 'raw_spinlock_t' irqchip/irq-pic32-evic: Add missing 'static' to internal function irqchip/loongarch-cpu: Fix return value of lpic_gsi_to_irq()
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull locking fixes from Thomas Gleixner: "Two fixes for locking and jump labels: - Ensure that the atomic_cmpxchg() conditions are correct and evaluating to true on any non-zero value except 1. The missing check of the return value leads to inconsisted state of the jump label counter. - Add a missing type conversion in the paravirt spinlock code which makes loongson build again" * tag 'locking-urgent-2024-08-04' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: jump_label: Fix the fix, brown paper bags galore locking/pvqspinlock: Correct the type of "old" variable in pv_kick_node()
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Rob Herring (Arm) authored
Commit 04f08ef2 ("arm/arm64: dts: arm: Use generic clock and regulator nodenames") renamed nodes and created 2 "clock-24000000" nodes (at different paths). The kernel can't handle these duplicate names even though they are at different paths. Fix this by renaming one of the nodes to "clock-pclk". This name is aligned with other Arm boards (those didn't have a known frequency to use in the node name). Fixes: 04f08ef2 ("arm/arm64: dts: arm: Use generic clock and regulator nodenames") Reported-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Rob Herring (Arm) <robh@kernel.org> Tested-by: Guenter Roeck <linux@roeck-us.net> Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Tested-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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git://git.samba.org/sfrench/cifs-2.6Linus Torvalds authored
Pull smb client fixes from Steve French: - two reparse point fixes - minor cleanup - additional trace point (to help debug a recent problem) * tag '6.11-rc1-smb-client-fixes' of git://git.samba.org/sfrench/cifs-2.6: cifs: update internal version number smb: client: fix FSCTL_GET_REPARSE_POINT against NetApp smb3: add dynamic tracepoints for shutdown ioctl cifs: Remove cifs_aio_ctx smb: client: handle lack of FSCTL_GET_REPARSE_POINT support
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git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-mediaLinus Torvalds authored
Pull media fixes from Mauro Carvalho Chehab: - two Kconfig fixes - one fix for the UVC driver addressing probing time detection of a UVC custom controls - one fix related to PDF generation * tag 'media/v6.11-2' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: media: v4l: Fix missing tabular column hint for Y14P format media: intel/ipu6: select AUXILIARY_BUS in Kconfig media: ipu-bridge: fix ipu6 Kconfig dependencies media: uvcvideo: Fix custom control mapping probing
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- 03 Aug, 2024 5 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsiLinus Torvalds authored
Pull SCSI fixes from James Bottomley: "One core change that reverts the double message print patch in sd.c (it was causing regressions on embedded systems). The rest are driver fixes in ufs, mpt3sas and mpi3mr" * tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: scsi: ufs: exynos: Don't resume FMP when crypto support is disabled scsi: mpt3sas: Avoid IOMMU page faults on REPORT ZONES scsi: mpi3mr: Avoid IOMMU page faults on REPORT ZONES scsi: ufs: core: Do not set link to OFF state while waking up from hibernation scsi: Revert "scsi: sd: Do not repeat the starting disk message" scsi: ufs: core: Fix deadlock during RTC update scsi: ufs: core: Bypass quick recovery if force reset is needed scsi: ufs: core: Check LSDBS cap when !mcq
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git://git.kernel.org/pub/scm/fs/xfs/xfs-linuxLinus Torvalds authored
Pull xfs fixes from Chandan Babu: - Fix memory leak when corruption is detected during scrubbing parent pointers - Allow SECURE namespace xattrs to use reserved block pool to in order to prevent ENOSPC - Save stack space by passing tracepoint's char array to file_path() instead of another stack variable - Remove unused parameter in macro XFS_DQUOT_LOGRES - Replace comma with semicolon in a couple of places * tag 'xfs-6.11-fixes-1' of git://git.kernel.org/pub/scm/fs/xfs/xfs-linux: xfs: convert comma to semicolon xfs: convert comma to semicolon xfs: remove unused parameter in macro XFS_DQUOT_LOGRES xfs: fix file_path handling in tracepoints xfs: allow SECURE namespace xattrs to use reserved block pool xfs: fix a memory leak
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Linus Torvalds authored
Merge tag 'parisc-for-6.11-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux Pull parisc architecture fixes from Helge Deller: - fix unaligned memory accesses when calling BPF functions - adjust memory size constants to fix possible DMA corruptions * tag 'parisc-for-6.11-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux: parisc: fix a possible DMA corruption parisc: fix unaligned accesses in BPF
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Linus Torvalds authored
The runtime constants linker script depended on documented linker behavior [1]: "If an output section’s name is the same as the input section’s name and is representable as a C identifier, then the linker will automatically PROVIDE two symbols: __start_SECNAME and __stop_SECNAME, where SECNAME is the name of the section. These indicate the start address and end address of the output section respectively" to just automatically define the symbol names for the bounds of the runtime constant arrays. It turns out that this isn't actually something we can rely on, with old linkers not generating these automatic symbols. It looks to have been introduced in binutils-2.29 back in 2017, and we still support building with versions all the way back to binutils-2.25 (from 2015). And yes, Oleg actually seems to be using such ancient versions of binutils. So instead of depending on the implicit symbols from "section names match and are representable C identifiers", just do this all manually. It's not like it causes us any extra pain, we already have to do that for all the other sections that we use that often have special characters in them. Reported-and-tested-by: Oleg Nesterov <oleg@redhat.com> Link: https://sourceware.org/binutils/docs/ld/Input-Section-Example.html [1] Link: https://lore.kernel.org/all/20240802114518.GA20924@redhat.com/Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Hans Verkuil authored
Merge tag 'tags/fixes-media-uvc-20230722' of git://git.kernel.org/pub/scm/linux/kernel/git/pinchartl/linux.git uvcvideo v6.11 regression fix: fix custom control mapping probing Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
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- 02 Aug, 2024 18 commits
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git://git.kernel.dk/linuxLinus Torvalds authored
Pull io_uring fixes from Jens Axboe: "Two minor tweaks for the NAPI handling, both from Olivier: - Kill two unused list definitions - Ensure that multishot NAPI doesn't age away" * tag 'io_uring-6.11-20240802' of git://git.kernel.dk/linux: io_uring: remove unused local list heads in NAPI functions io_uring: keep multishot request NAPI timeout current
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git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pmLinus Torvalds authored
Pull thermal control fixes from Rafael Wysocki: "These fix a few issues related to the MSI IRQs management in the int340x thermal driver, fix a thermal core issue that may lead to missing trip point crossing events and update the thermal core documentation. Specifics: - Fix MSI error path cleanup in int340x, allow it to work with a subset of thermal MSI IRQs if some of them are not working and make it free all MSI IRQs on module exit (Srinivas Pandruvada) - Fix a thermal core issue that may lead to missing trip point crossing events in some cases when thermal_zone_set_trips() is used and update the thermal core documentation (Rafael Wysocki)" * tag 'thermal-6.11-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: thermal: core: Update thermal zone registration documentation thermal: trip: Avoid skipping trips in thermal_zone_set_trips() thermal: intel: int340x: Free MSI IRQ vectors on module exit thermal: intel: int340x: Allow limited thermal MSI support thermal: intel: int340x: Fix kernel warning during MSI cleanup
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git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linuxLinus Torvalds authored
Pull arm64 fixes from Catalin Marinas: - Expand the speculative SSBS errata workaround to more CPUs - Ensure jump label changes are visible to all CPUs with a kick_all_cpus_sync() (and also enable jump label batching as part of the fix) - The shadow call stack sanitiser is currently incompatible with Rust, make CONFIG_RUST conditional on !CONFIG_SHADOW_CALL_STACK * tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux: arm64: jump_label: Ensure patched jump_labels are visible to all CPUs rust: SHADOW_CALL_STACK is incompatible with Rust arm64: errata: Expand speculative SSBS workaround (again) arm64: cputype: Add Cortex-A725 definitions arm64: cputype: Add Cortex-X1C definitions
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Qu Wenruo authored
[BUG] There is a bug report that using the latest trunk GCC 15, btrfs would cause unterminated-string-initialization warning: linux-6.6/fs/btrfs/print-tree.c:29:49: error: initializer-string for array of ‘char’ is too long [-Werror=unterminated-string-initialization] 29 | { BTRFS_BLOCK_GROUP_TREE_OBJECTID, "BLOCK_GROUP_TREE" }, | ^~~~~~~~~~~~~~~~~~ [CAUSE] To print tree names we have an array of root_name_map structure, which uses "char name[16];" to store the name string of a tree. But the following trees have names exactly at 16 chars length: - "BLOCK_GROUP_TREE" - "RAID_STRIPE_TREE" This means we will have no space for the terminating '\0', and can lead to unexpected access when printing the name. [FIX] Instead of "char name[16];" use "const char *" instead. Since the name strings are all read-only data, and are all NULL terminated by default, there is not much need to bother the length at all. Reported-by: Sam James <sam@gentoo.org> Reported-by: Alejandro Colomar <alx@kernel.org> Fixes: edde81f1 ("btrfs: add raid stripe tree pretty printer") Fixes: 9c54e80d ("btrfs: add code to support the block group root") CC: stable@vger.kernel.org # 6.1+ Suggested-by: Alejandro Colomar <alx@kernel.org> Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com> Reviewed-by: Alejandro Colomar <alx@kernel.org> Signed-off-by: Qu Wenruo <wqu@suse.com> Reviewed-by: David Sterba <dsterba@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
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Filipe Manana authored
If we do a direct IO sync write, at btrfs_sync_file(), and we need to skip inode logging or we get an error starting a transaction or an error when flushing delalloc, we end up unlocking the inode when we shouldn't under the 'out_release_extents' label, and then unlock it again at btrfs_direct_write(). Fix that by checking if we have to skip inode unlocking under that label. Reported-by: syzbot+7dbbb74af6291b5a5a8b@syzkaller.appspotmail.com Link: https://lore.kernel.org/linux-btrfs/000000000000dfd631061eaeb4bc@google.com/ Fixes: 939b656b ("btrfs: fix corruption after buffer fault in during direct IO append write") Reviewed-by: Josef Bacik <josef@toxicpanda.com> Signed-off-by: Filipe Manana <fdmanana@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
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https://github.com/ceph/ceph-clientLinus Torvalds authored
Pull ceph fix from Ilya Dryomov: "A fix for a potential hang in the MDS when cap revocation races with the client releasing the caps in question, marked for stable" * tag 'ceph-for-6.11-rc2' of https://github.com/ceph/ceph-client: ceph: force sending a cap update msg back to MDS for revoke op
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git://git.kernel.org/pub/scm/virt/kvm/kvmLinus Torvalds authored
Pull kvm updates from Paolo Bonzini: "The bulk of the changes here is a largish change to guest_memfd, delaying the clearing and encryption of guest-private pages until they are actually added to guest page tables. This started as "let's make it impossible to misuse the API" for SEV-SNP; but then it ballooned a bit. The new logic is generally simpler and more ready for hugepage support in guest_memfd. Summary: - fix latent bug in how usage of large pages is determined for confidential VMs - fix "underline too short" in docs - eliminate log spam from limited APIC timer periods - disallow pre-faulting of memory before SEV-SNP VMs are initialized - delay clearing and encrypting private memory until it is added to guest page tables - this change also enables another small cleanup: the checks in SNP_LAUNCH_UPDATE that limit it to non-populated, private pages can now be moved in the common kvm_gmem_populate() function - fix compilation error that the RISC-V merge introduced in selftests" * tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm: KVM: x86/mmu: fix determination of max NPT mapping level for private pages KVM: riscv: selftests: Fix compile error KVM: guest_memfd: abstract how prepared folios are recorded KVM: guest_memfd: let kvm_gmem_populate() operate only on private gfns KVM: extend kvm_range_has_memory_attributes() to check subset of attributes KVM: cleanup and add shortcuts to kvm_range_has_memory_attributes() KVM: guest_memfd: move check for already-populated page to common code KVM: remove kvm_arch_gmem_prepare_needed() KVM: guest_memfd: make kvm_gmem_prepare_folio() operate on a single struct kvm KVM: guest_memfd: delay kvm_gmem_prepare_folio() until the memory is passed to the guest KVM: guest_memfd: return locked folio from __kvm_gmem_get_pfn KVM: rename CONFIG_HAVE_KVM_GMEM_* to CONFIG_HAVE_KVM_ARCH_GMEM_* KVM: guest_memfd: do not go through struct page KVM: guest_memfd: delay folio_mark_uptodate() until after successful preparation KVM: guest_memfd: return folio from __kvm_gmem_get_pfn() KVM: x86: disallow pre-fault for SNP VMs before initialization KVM: Documentation: Fix title underline too short warning KVM: x86: Eliminate log spam from limited APIC timer periods
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Paolo Bonzini authored
* fix latent bug in how usage of large pages is determined for confidential VMs * fix "underline too short" in docs * eliminate log spam from limited APIC timer periods * disallow pre-faulting of memory before SEV-SNP VMs are initialized * delay clearing and encrypting private memory until it is added to guest page tables * this change also enables another small cleanup: the checks in SNP_LAUNCH_UPDATE that limit it to non-populated, private pages can now be moved in the common kvm_gmem_populate() function
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git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linuxLinus Torvalds authored
Pull RISC-V fixes from Palmer Dabbelt: - A fix to avoid dropping some of the internal pseudo-extensions, which breaks *envcfg dependency parsing - The kernel entry address is now aligned in purgatory, which avoids a misaligned load that can lead to crash on systems that don't support misaligned accesses early in boot - The FW_SFENCE_VMA_RECEIVED perf event was duplicated in a handful of perf JSON configurations, one of them been updated to FW_SFENCE_VMA_ASID_SENT - The starfive cache driver is now restricted to 64-bit systems, as it isn't 32-bit clean - A fix for to avoid aliasing legacy-mode perf counters with software perf counters - VM_FAULT_SIGSEGV is now handled in the page fault code - A fix for stalls during CPU hotplug due to IPIs being disabled - A fix for memblock bounds checking. This manifests as a crash on systems with discontinuous memory maps that have regions that don't fit in the linear map * tag 'riscv-for-linus-6.11-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux: riscv: Fix linear mapping checks for non-contiguous memory regions RISC-V: Enable the IPI before workqueue_online_cpu() riscv/mm: Add handling for VM_FAULT_SIGSEGV in mm_fault_error() perf: riscv: Fix selecting counters in legacy mode cache: StarFive: Require a 64-bit system perf arch events: Fix duplicate RISC-V SBI firmware event name riscv/purgatory: align riscv_kernel_entry riscv: cpufeature: Do not drop Linux-internal extensions
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https://github.com/kvm-riscv/linuxPaolo Bonzini authored
KVM/riscv fixes for 6.11, take #1 - Fix compile error in get-reg-list selftests
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git://git.kernel.org/pub/scm/linux/kernel/git/s390/linuxLinus Torvalds authored
Pull s390 fixes from Vasily Gorbik: - remove unused empty CPU alternatives header file - fix recently and erroneously removed exception handling when loading an invalid floating point register - ptdump fixes to reflect the recent changes due to the uncoupling of physical vs virtual kernel address spaces - changes to avoid the unnecessary splitting of large pages in kernel mappings - add the missing MODULE_DESCRIPTION for the CIO modules * tag 's390-6.11-3' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux: s390: Keep inittext section writable s390/vmlinux.lds.S: Move ro_after_init section behind rodata section s390/mm: Get rid of RELOC_HIDE() s390/mm/ptdump: Improve sorting of markers s390/mm/ptdump: Add support for relocated lowcore mapping s390/mm/ptdump: Fix handling of identity mapping area s390/cio: Add missing MODULE_DESCRIPTION() macros s390/alternatives: Remove unused empty header file s390/fpu: Re-add exception handling in load_fpu_state()
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Paul E. McKenney authored
The current "nretries > 1 || nretries >= max_retries" check in cs_watchdog_read() will always evaluate to true, and thus pr_warn(), if nretries is greater than 1. The intent is instead to never warn on the first try, but otherwise warn if the successful retry was the last retry. Therefore, change that "||" to "&&". Fixes: db3a34e1 ("clocksource: Retry clock read if long delays detected") Reported-by: Borislav Petkov <bp@alien8.de> Signed-off-by: Paul E. McKenney <paulmck@kernel.org> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: stable@vger.kernel.org Link: https://lore.kernel.org/all/20240802154618.4149953-2-paulmck@kernel.org
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Linus Torvalds authored
Merge tag 'asm-generic-fixes-6.11-1' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/asm-generic Pull asm-generic fixes from Arnd Bergmann: "These are three important bug fixes for the cross-architecture tree, fixing a regression with the new syscall.tbl file, the inconsistent numbering for the new uretprobe syscall and a bug with iowrite64be on alpha" * tag 'asm-generic-fixes-6.11-1' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/asm-generic: syscalls: fix syscall macros for newfstat/newfstatat uretprobe: change syscall number, again alpha: fix ioread64be()/iowrite64be() helpers
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git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/soundLinus Torvalds authored
Pull sound fixes from Takashi Iwai: "A small collection of fixes: - Revert of FireWire changes that caused a long-time regression - Another long-time regression fix for AMD HDMI - MIDI2 UMP fixes - HD-audio Conexant codec fixes and a quirk" * tag 'sound-6.11-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: ALSA: hda: Conditionally use snooping for AMD HDMI ALSA: usb-audio: Correct surround channels in UAC1 channel map ALSA: seq: ump: Explicitly reset RPN with Null RPN ALSA: seq: ump: Transmit RPN/NRPN message at each MSB/LSB data reception ALSA: seq: ump: Use the common RPN/bank conversion context ALSA: ump: Explicitly reset RPN with Null RPN ALSA: ump: Transmit RPN/NRPN message at each MSB/LSB data reception Revert "ALSA: firewire-lib: operate for period elapse event in process context" Revert "ALSA: firewire-lib: obsolete workqueue for period update" ALSA: hda/realtek: Add quirk for Acer Aspire E5-574G ALSA: seq: ump: Optimize conversions from SysEx to UMP ALSA: hda/conexant: Mute speakers at suspend / shutdown ALSA: hda/generic: Add a helper to mute speakers at suspend/shutdown ALSA: hda: conexant: Fix headset auto detect fail in the polling mode
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https://gitlab.freedesktop.org/drm/kernelLinus Torvalds authored
Pull drm fixes from Dave Airlie: "Regular weekly fixes. This is a bit larger than usual but doesn't seem too crazy. Most of it is vmwgfx changes that fix a bunch of issues with wayland userspaces with dma-buf/external buffers and modesetting fixes. Otherwise it's kinda spread out, v3d fixes some new ioctls, nouveau has regression revert and fixes, amdgpu, i915 and ast have some small fixes, and some core fixes spread about. client: - fix error code atomic: - allow damage clips with async flips - allow explicit sync with async flips kselftests: - fix dmabuf-heaps test panic: - fix schedule_work in panic paths panel: - fix OrangePi Neo orientation gpuvm: - fix missing dependency amdgpu: - SMU 14.x update - Fix contiguous VRAM handling for IB parsing - GFX 12 fix - Regression fix for old APUs i915: - Static analysis fix for int overflow - Fix for HDCP2_STREAM_STATUS macro and removal of PWR_CLK_STATE for gen12 nouveau: - revert busy wait change that caused a resume regression - fix buffer placement fault on dynamic pm s/r - fix refcount underflow ast: - fix black screen on resume - wake during connector status detect v3d: - fix issues with perf/timestamp ioctls vmwgfx: - fix deadlock in dma-buf fence polling - fix screen surface refcounting - fix dumb buffer handling - fix support for external buffers - fix overlay with screen targets - trigger modeset on screen moves" * tag 'drm-fixes-2024-08-02' of https://gitlab.freedesktop.org/drm/kernel: (31 commits) Revert "nouveau: rip out busy fence waits" nouveau: set placement to original placement on uvmm validate. drm/atomic: Allow userspace to use damage clips with async flips drm/atomic: Allow userspace to use explicit sync with atomic async flips drm/i915: Fix possible int overflow in skl_ddi_calculate_wrpll() drm/i915/hdcp: Fix HDCP2_STREAM_STATUS macro drm/ast: astdp: Wake up during connector status detection i915/perf: Remove code to update PWR_CLK_STATE for gen12 kselftests: dmabuf-heaps: Ensure the driver name is null-terminated drm/client: Fix error code in drm_client_buffer_vmap_local() drm/amdgpu: Fix APU handling in amdgpu_pm_load_smu_firmware() drm/amdgpu: increase mes log buffer size for gfx12 drm/amdgpu: fix contiguous handling for IB parsing v2 drm/amdgpu/pm: support gpu_metrics sysfs interface for smu v14.0.2/3 drm/vmwgfx: Trigger a modeset when the screen moves drm/vmwgfx: Fix overlay when using Screen Targets drm/vmwgfx: Add basic support for external buffers drm/vmwgfx: Fix handling of dumb buffers drm/vmwgfx: Make sure the screen surface is ref counted drm/vmwgfx: Fix a deadlock in dma buf fence polling ...
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Steve French authored
To 2.50 Signed-off-by: Steve French <stfrench@microsoft.com>
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Paulo Alcantara authored
NetApp server requires the file to be open with FILE_READ_EA access in order to support FSCTL_GET_REPARSE_POINT, otherwise it will return STATUS_INVALID_DEVICE_REQUEST. It doesn't make any sense because there's no requirement for FILE_READ_EA bit to be set nor STATUS_INVALID_DEVICE_REQUEST being used for something other than "unsupported reparse points" in MS-FSA. To fix it and improve compatibility, set FILE_READ_EA & SYNCHRONIZE bits to match what Windows client currently does. Tested-by: Sebastian Steinbeisser <Sebastian.Steinbeisser@lrz.de> Acked-by: Tom Talpey <tom@talpey.com> Signed-off-by: Paulo Alcantara (Red Hat) <pc@manguebit.com> Signed-off-by: Steve French <stfrench@microsoft.com>
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Steve French authored
For debugging an umount failure in xfstests generic/043 generic/044 in some configurations, we needed more information on the shutdown ioctl which was suspected of being related to the cause, so tracepoints are added in this patch e.g. "trace-cmd record -e smb3_shutdown_enter -e smb3_shutdown_done -e smb3_shutdown_err" Sample output: godown-47084 [011] ..... 3313.756965: smb3_shutdown_enter: flags=0x1 tid=0x733b3e75 godown-47084 [011] ..... 3313.756968: smb3_shutdown_done: flags=0x1 tid=0x733b3e75 Tested-by: Anthony Nandaa (Microsoft) <profnandaa@gmail.com> Signed-off-by: Steve French <stfrench@microsoft.com>
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