Linux kernel stable tree https://git.rulkc.org/pub/scm/linux/kernel/git/stable/linux.git/atom?h=master 2026-08-24T01:00:22+00:00 2026-08-24T01:00:22+00:00 Linus Torvalds torvalds@linux-foundation.org 2026-08-24T01:00:22+00:00 urn:sha1:83684c4e4d62cb02b2e4d0d18963d1035439278e Pull RCU updates from Paul McKenney: "Make expedited grace periods expedite normal RCU callbacks Miscellaneous fixes: - Improve diagnostic output with character task states - Mark accesses to inform KCSAN of concurrency design - Move from kmalloc() to kmalloc_obj() - Documentation updates - Improve handling of RCU deferred quiescent states - Clean up unused function arguments and structure fields - Reduce show_rcu_gp_kthreads() stack space Tasks RCU updates: - Clean up after SRCU re-implementation of Tasks Trace RCU - Mark accesses to inform KCSAN of concurrency design - Add ->lazy_timer status to diagnostic output - Remove an unnecessary memory barrier - Fix a data race, courtesy of KCSAN - Documentation updates - Convert cond_resched_tasks_rcu_qs() from macro to static inline function SRCU updates: - Add Rust helpers for SRCU - Avoid losing queued work at cleanup_srcu_struct() time Torture-test updates: - Preparation work for immediate RCU priority deboosting - Test RCU readers from real interrupt handlers (as opposed to softirq) - Simplify code through use of cpumask_next_wrap() - Improve diagnostic output with character task states - Add rcutorture.nwriters parameter to allow lightweight stall testing, and rcutorture.stall_only to make doing so easier - Test an RCU Tasks Trace grace period implying an RCU grace period - Make RCU Tasks Trace torturing track reader batches - Fix a data race, courtesy of KCSAN - Plug a shuffle_tmp_mask memory leak on kthread spawn failure" * tag 'rcu.2026.08.18a' of git://git.kernel.org/pub/scm/linux/kernel/git/rcu/linux: (59 commits) rcu: Add closing parenthesis in comment in rcu_read_unlock_strict() rcutorture: Make {,s}rcu_read_delay() better handle forward-progress testing rcutorture: Announce declining to forward-progress test torture: Don't leak shuffle_tmp_mask when shuffler kthread fails to start rcutorture: Use this_cpu_inc() for rcu_torture_count[] and rcu_torture_batch[] rcutorture: Make RCU Tasks Trace track Reader Batches rcutorture: Test RCU Tasks Trace GP implying RCU GP rcutorture: Add a stall_only module parameter rcutorture: Add nwriters module parameter rcutorture: Use task_state_to_char() for task-state reporting rcutorture: Use cpumask_next_wrap() in rcu_torture_preempt() rcutorture: Test RCU readers from hardware interrupt handlers rcutorture: Check for immediate deboosting at reader end srcu: Queue sdp->work when the delay timer is successfully deleted rcu-tasks: Convert cond_resched_tasks_rcu_qs() to static inline rcu-tasks: Fix some comments for call_rcu_tasks() and call_rcu_tasks_rude() rcu-tasks: Rename tasks_rcu_exit_srcu_stall_timer to tasks_rcu_exit_stall_timer rcu: Mark interrupts-enabled accesses to rdp->cpu_no_qs.s rcu: Reduce stack usage in show_rcu_gp_kthreads() rcu: Mark accesses to ->rcu_urgent_qs and ->rcu_need_heavy_qs ... 2026-08-23T20:28:57+00:00 Linus Torvalds torvalds@linux-foundation.org 2026-08-23T20:28:57+00:00 urn:sha1:4352b8aee98005853aa63f57d6377282de17a33f Pull I3C updates from Alexandre Belloni: "A new driver this cycle, for the AMD AXI I3C controller. There are also new features such as IBI wakeup support, SETAASA device discovery and ACPI support for the the DAA methods, meaning we can now communicate with the SPD devices on DDR5 modules. New driver: - AMD AXI I3C master controller Subsystem: - I3C Common Command Code (CCC) handling improvements, especially around GET CCCs - SETAASA device discovery support - ACPI support for all existing DAA methods like SETDASA, SETNEWDA as well as I2C devices on I3C bus - IBI-based wakeup support Drivers: - dw: SETAASA support - mipi-i3c-hci: advertise IBI wakeup capability, AMD_PT I3C controller support, PIO queue management support for HCI v1.2 - renesas: improve suspend to RAM support, add runtime PM support" * tag 'i3c/for-7.3' of git://git.kernel.org/pub/scm/linux/kernel/git/i3c/linux: (70 commits) i3c: dw: reduce do_daa time if there's no client i3c: mipi-i3c-hci: Add support for AMD_PT I3C controller i3c: mipi-i3c-hci: Add PIO queue management support for HCI v1.2 i3c: mipi-i3c-hci: Fix missing STAT_IBI_STATUS_THLD in PIO mode i3c: dw: rename "pclk" to "apb" to match dt-binding i3c: dw: make struct dw_i3c_cmd smaller i3c: dw: use COMMAND_PORT_TRANSFER_ARG instead of hardcoding i3c: renesas: Don't register devices when ENTDAA times out i3c: master: dw-i3c-master: fix OD timing for first broadcast i3c: mipi-i3c-hci: Advertise IBI wakeup capability i3c: mipi-i3c-hci: Factor out i3c_hci_sysdev() i3c: mipi-i3c-hci-pci: Propagate I3C wakeup requirements to PCI i3c: master: Reject IBI requests from non-IBI-capable devices i3c: master: Add helper to query bus wakeup requirements i3c: master: Report wakeup events for IBIs i3c: master: Support IBI-based wakeup capability i3c: master: Fix potential UAF in i3c_device_match() i3c: master: Fix potential UAF in i3c_device_uevent() i3c: Make dev->desc locking assumptions explicit i3c: master: Fix use-after-free of master->this ... 2026-08-23T19:44:10+00:00 Linus Torvalds torvalds@linux-foundation.org 2026-08-23T19:44:10+00:00 urn:sha1:570f7e331f5febb30f1384817463c7e42b65ca7d Pull PCI updates from Bjorn Helgaas: "Resource management: - Add hotplug reservation only once (not at each level of the hierarchy) so bridge windows don't grow more than necessary (Ilpo Järvinen) Driver binding: - Rework device matching so device ID lifetime only needs to cover the probe path since dynamic IDs can be removed at any time (Gary Guo) Error handling: - Update mappings of AER errors to agent & layer and log them for each individual error when multiple errors detected (Lukas Wunner) - Log Error Source only once, not twice in separate messages (Lukas Wunner) - Emit TLP Log only for unmasked errors (Lukas Wunner) - Support Advisory Non-Fatal Errors (Lukas Wunner) - Allow DPC on all Downstream Ports, not just Root Ports, when OS controls AER (Darshit Shah) ASPM: - Program the same ASPM Control values for every function of multi-function devices, as recommended by the PCIe spec (Krishna Chaitanya Chundru) - Avoid L0s for Realtek RTS525A, where it causes an AER interrupt storm (Max Lee) - Avoid ASPM L0s, L1, and L1 PM Substates based on 'aspm-no-l0s', 'aspm-no-l1' [1], and 'aspm-no-l1ss' DT properties (Krishna Chaitanya Chundru) Power management: - Allow D3 for native hotplug-capable Root Ports on non-x86 platforms (we avoid D3 for these ports on x86 because some old platforms didn't validate it) (Manivannan Sadhasivam) - Allow portdrv to claim Ports even if they don't support services (AER, PME, DPC, hotplug, etc) so it can do power management (Brian Norris) Power control: - Add support for PCIe WAKE# interrupt when described via DT (Krishna Chaitanya Chundru) - For the TC9563 PCIe switch: - Take a reference on the I2C adapter to avoid uninterruptible hang when unloading an I2C module while in-use (Johan Hovold) - Update DT binding and driver to restrict Tx Amplitude, DFE and N_FTS to USP, DSP1 and DSP2 (Manivannan Sadhasivam) - Power off only external-facing ports (DSP1, DSP2), leaving USP and DSP3 (aka VDSP) powered up (Manivannan Sadhasivam) - Move integrated MAC Endpoint out of the list of internal ports and configure it separately (Manivannan Sadhasivam) Virtualization: - Add ACS quirk for Pericom PI7C9X2G608 switches (Tim Harvey) - Fix a long-standing bug in the Intel PCH Root Port MPC ACS quirk that didn't update the intended INTEL_MPC_REG_IRBNCE bit because it used a 16-bit config write when a 32-bit write was intended (Mohamad Raizudeen) Procfs: - Avoid spurious runtime PM wakeup on config space accesses that are outside config space and fail before reaching PCI (Krzysztof Wilczyński) - Warn on user-space writes to kernel-exclusive config space regions, as we already do for sysfs (Krzysztof Wilczyński) - Check credentials of opener, not reader, for config space reads, as we already do for sysfs (Krzysztof Wilczyński) Sysfs: - In pci_write_legacy_io(), avoid out-of-bounds reads from the user buffer and fix incorrect ioport write data (1-byte writes on little-endian powerpc, 2- and 4-byte writes on big-endian powerpc) (Krzysztof Wilczyński) - In pci_read_legacy_io(), fix incorrect ioport read data for 2- and 4-byte reads on big-endian powerpc (Krzysztof Wilczyński) - Fix I/O port accessor argument order in Alpha pci_legacy_write() (Krzysztof Wilczyński) - Avoid spurious runtime PM wakeup on config space accesses that are outside config space and fail before reaching PCI (Krzysztof Wilczyński) - Return -EINVAL, not -ENODEV, for mmap of I/O BAR that fails because the arch doesn't support it, as we do for procfs (Krzysztof Wilczyński) - Check for LOCKDOWN_PCI_ACCESS for legacy_io and legacy_mem, as we do for other config space accessors (Krzysztof Wilczyński) Peer-to-peer DMA: - Add Nvidia Vera Rubin to list of platforms that support P2PDMA (Leon Romanovsky) Endpoint framework: - Check doorbell SUCCESS bit in pci_endpoint_test to avoid treating some failures as successes (Niklas Cassel) - Fail doorbell test when the trigger IRQ is missed (Niklas Cassel) New native PCIe controller drivers: - Add DT binding and driver for NVIDIA Tegra264 (Thierry Reding) Native PCIe controllers: - Use common wait time definitions for PCIe link monitoring instead of defining driver-private duplicates (Thierry Reding) Generic host bridge driver: - Fix NULL pointer dereference that caused enumeration failures on 32-bit CAM systems (Steffen Persvold) Amlogic Meson PCIe controller driver: - Correct the PERST# GPIO state so it remains asserted until power and REFCLK become stable to fix enumeration failure (Ronald Claveau) ASPEED PCIe controller driver: - Switch to irq_domain_create_linear() so we can obsolete irq_domain_add_linear() (Jiri Slaby) Cadence PCIe controller driver: - Add MODULE_DEVICE_TABLE to generate module aliases for OF-based module autoloading (Pengpeng Hou) - Add debugfs 'ltssm_status' file for LGA- and HPA-based Cadence controllers (Hans Zhang) - Support up to x4 (not x2) lanes for J200 (Takuma Fujiwara) - Fix host/endpoint dependencies for cadence-plat driver to fix link error when cadence-plat is built-in but the host or endpoint driver is modular (Aksh Garg) Freescale i.MX6 PCIe controller driver: - Add imx6 intr/aer/pme interrupt lines for i.MX95 (Richard Zhu) - Remove PERST# checking from pci_host_common_parse_port() so callers can decide whether to fall back to legacy DT binding with PERST# in the host bridge (Sherry Sun) - Fix build issues when PCI_PWRCTRL_GENERIC or PCI_HOST_COMMON is a module (Arnd Bergmann) - Create pwrctrl devices only once by doing it from imx_pcie_probe() instead of imx_pcie_host_init(), which is used during both probe and resume (Sherry Sun) - Use 'dw_pcie_rp->skip_pwrctrl_off' to avoid powering off devices during suspend to preserve wakeup capability (Sherry Sun) - Add runtime PM support for i.MX95 to allow dynamic power management when the link is idle (Richard Zhu) Intel VMD host bridge driver: - Support device ID 0x28C1 and assume that BIOS has already enumerated the hierarchy below VMD and stored bus range info for OS to use (Nirmal Patel) - Add support for VMCONFIG BUS_RESTRICT_CFG=3, which makes it possible to enumerate downstream devices on Intel Arrow Lake-HX systems and probably others (Ali Alaei) - Pay attention to _OSC negotiation for VMD hierarchy only when running on bare metal, not when running in a VM (Nirmal Patel) - Add Nova Lake (NVL) and Dunlow (DNL) Device IDs (Szymon Durawa) MediaTek PCIe controller driver: - Add support for PCIe controller in EcoNet EN7528 and EN751221 SoCs (Caleb James DeLisle) MediaTek PCIe Gen3 controller driver: - Add mediatek-gen3 'memory-region' for restricted DMA buffer (Chen-Yu Tsai) NVIDIA Tegra264 PCIe controller driver: - Distinguish Tegra264 C0 PCIe controller for internal GPU from C1-C5 controllers so the unit address matches the first 'reg' entry (Thierry Reding) - Add Tegra264 Root Port stanzas to prepare for generic WAKE# handling (Thierry Reding) Qualcomm PCIe controller driver: - Add IPQ9650 compatible with global interrupt (Kathiravan Thirumoorthy) - Add IPQ5210 compatible with IPQ9574 fallback (Varadarajan Narayanan) - Add DT binding and driver support for Hawi SoC (Matthew Leung) - Skip PERST# GPIOs provided by downstream PCIe devices, which should be handled by drivers of those devices (Manivannan Sadhasivam) - Stop advertising Attention Button Present (no Qcom SoCs support Attention Buttons) so pciehp can use Presence Detect Changed events (Qiang Yu) Renesas R-Car PCIe controller driver: - Add rcar-gen4-pci-host optional 'msi-parent' for GIT ITS (Marek Vasut) - When MSI is enabled but iMSI-RX is not used, configure AXIINTC to allow GIT ITS to handle MSI (Marek Vasut) - Refactor GIC600 implementation to make it easier to add platforms that only support 32-bit addressing (Marek Vasut) - Add Renesas R-Car Gen4 S4/V4H/V4M to the list of GIC600 integrations that only support 32-bit addressing (Marek Vasut) Renesas RZ/G3S PCIe controller driver: - Add DT binding and driver support for RZ/V2H(P) SoC, which contains two PCIe controllers, configured either as a single x4 link or two independent x2 link controllers (Lad Prabhakar) SpacemiT K1 PCIe controller driver: - Add missing MODULE_DEVICE_TABLE() to generate module alias info for OF-based module autoloading (Pengpeng Hou) StarFive PCIe controller driver: - Fix resource leaks on error paths in host_init() (Ali Tariq) - Fix runtime PM handling and teardown ordering to avoid register access while power or clocks are disabled (Ali Tariq) - Check for runtime PM resume failure to avoid register access while power or clocks are disabled (Ali Tariq) Synopsys DesignWare PCIe controller driver: - Add LECARC PMU IDs to the DWC RAS/DES VSEC list so it can take advantage of the existing debugfs support for silicon debug, error injection, and event counters (Brett Zhou) - Factor pcie_valid_speed() and pci_bus_speed2lnkctl2() out of bwctrl so they can be shared by the DWC core (Hans Zhang) - Flush MSI writes from endpoint before unmapping the iATU, as we already do for MSI-X writes (Niklas Cassel) - Unmap MSI iATU window before mapping MSI-X window, to avoid a subsequent MSI write using a disabled aperture and losing the interrupt (Niklas Cassel) - Change endpoint .pre_init() and .init() callbacks to return errors and handle them (Marek Vasut) UltraRISC PCIe controller driver: - Add 'core', 'dbi', and 'aux' clocks to DT binding and manage them in the driver (Jia Wang) - Use module_platform_driver() since this may be built as a module, though not removable because IRQs can't be safely disposed (Jia Wang) MicroSemi Switchtec management driver: - Add Microchip PCI1008 device ID and include it in NTB DMA alias quirk (Logan Gunthorpe) Miscellaneous: - Document how to write PCI Host Controller drivers (Manivannan Sadhasivam) - Fix typos in documentation (D'Orus Tsitera) - Use %pe format specifier to print error pointers so we get symbolic errname when available (Krzysztof Wilczyński)" * tag 'pci-v7.3-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/pci/pci: (124 commits) PCI: vmd: Add Nova Lake (NVL) and Dunlow (DNL) Device IDs PCI: tegra264: Add Tegra264 support dt-bindings: PCI: tegra264: Switch to PCIe Root Port bindings dt-bindings: PCI: tegra264: Strictly distinguish C0 from C1-C5 PCI/AER: Support Advisory Non-Fatal Errors PCI: Fix 32-bit config write in Intel PCH Root Port MPC ACS quirk PCI: dwc: Handle return value from endpoint .pre_init callback PCI: dwc: Handle return value from endpoint .init callback PCI: dwc: Add PCI ID for LECARC PCIe PMU PCI/ASPM: Mask ASPM states based on Devicetree properties PCI/ASPM: Disable/restore ASPM on every function for multi-function devices Documentation: PCI: Document how to write PCI Host Controller drivers PCI/ASPM: Use pcie_capability_clear_and_set_word() for ASPM disable/restore PCI: Add support for PCIe WAKE# interrupt PCI: Allow D3 for native hotplug-capable Root Ports on non-x86 platforms dt-bindings: PCI: Correct white-space style PCI/ASPM: Avoid L0s for Realtek RTS525A PCI: ultrarisc: Use module_platform_driver() PCI: ultrarisc: Get and enable DP1000 PCIe controller clocks dt-bindings: PCI: ultrarisc: Add required DP1000 PCIe clocks ... 2026-08-23T17:30:02+00:00 Linus Torvalds torvalds@linux-foundation.org 2026-08-23T17:30:02+00:00 urn:sha1:b6b019a1d9b90ac51174f0ca15b1338b61506bf9 Pull parisc architecture updates from Helge Deller: - Drop PER_HPUX personality from UAPI headers - Infinite loop fix when parsing IRQ value in eisa code - Switch to use asm-generic/serial.h - Prevent possible unaligned asm code in head.S * tag 'parisc-for-7.3-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux: parisc: eisa: Fix infinite loop when parsing invalid IRQ value parisc: Fix alignment of asm statements in head.S parisc: eisa_eeprom: Add missing MODULE_DESCRIPTION() parisc: Use asm-generic/serial.h parisc: sba_iommu: Remove dead DEBUG_DMB_TRAP code UAPI: Drop PER_HPUX personality parisc: superio: Spelling s/Peterson/Petersen/ 2026-08-23T17:26:44+00:00 Linus Torvalds torvalds@linux-foundation.org 2026-08-23T17:26:44+00:00 urn:sha1:66ec24c5d7a047f5b06ee1deb1d0a2869b1791bd Pull s390 updates from Vasily Gorbik: - Add a cpuidle driver with polling and enabled wait states using the existing CPU idle infrastructure and idle governor to improve latency for frequent sleep/wakeup cycles. Remove the obsolete tick delay heuristic and generic arch_needs_cpu() hook. Add the corresponding driver entry to MAINTAINERS - Add kCFI support using the generic support provided by Clang - Enable Clang CONTEXT_ANALYSIS for various architecture code and for char, PCI, CIO and virtio drivers. Add required lock annotations, exclude unsupported mm helpers and remove conditional PCI locking - Fix secure storage access exception handling and reintroduce DCACHE_WORD_ACCESS previously removed as a workaround - Fix cpum_cf perf crashes when CPUs are brought online while per-task events are active. Allocate and remove per-CPU counter data from CPU hotplug callbacks - Fix a deadlock when an s390dbf debug area is unregistered while one of its debugfs files is being written to - Fix MVIY_PERCPU() with binutils older than 2.39, where an assembler macro silently omitted an instruction needed to repair interrupted operations after CPU migration - Remove/replace cond_resched() calls which are no-ops with the supported s390 preemption models - Fix AP queue depth and maximum message length decoding according to the architecture. Current hardware is not affected, but future hardware could report values which were handled incorrectly - Reflect the configured CPU state in cpu_enabled_mask so deconfigured CPUs are not presented as available for onlining - Restore the vDSO GNU_EH_FRAME program header which was lost when the build switched to direct linker invocation, and mark it read-only - Add SCLP action qualifiers used by Spyre for card initialization, recoverable error and telemetry reporting - Move KMSAN interrupt flag helpers out of line to fix -Wstatic-in-inline build warnings - Use level-specific page table entry accessors for hugetlb entries and ptep_get() when accessing crashed kernel memory in kdump - Make forced AP bus rescans killable so that a user process blocked behind an ongoing scan can still be terminated with SIGKILL - Rework pkey ioctl error paths to remove duplicated cleanup code and avoid freeing error pointers - Allow the protected guest SWIOTLB buffer to be allocated outside the first 2GB. Also enable dynamic SWIOTLB growth and the coherent atomic pool fallback to improve I/O behavior when the initial pool is exhausted - Add program check statistics and spinlock contention tracepoints. Increase the lockdep chain capacity to keep lockdep enabled for complex code paths such as btrfs - Simplify IPL, trap and syscall code and remove the obsolete unistd_32.h generation entry * tag 's390-7.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux: (59 commits) s390/percpu: Fix MVIY_PERCPU() with older binutils s390/debug: Fix deadlock during unregister s390/cpum_cf: Handle CPU hotplug via prepare/dead callbacks s390: Enable CONTEXT_ANALYSIS for various directories s390/mm: Add __context_unsafe() attribute to gmap helper functions s390/mm: Add __context_unsafe() attribute to do_secure_storage_access() s390/sysinfo: Add context analysis attributes s390/irqflags: Add out-of-line definitions of arch_local_irq_*() for KMSAN s390/virtio: Enable CONTEXT_ANALYSIS s390/cio: Enable CONTEXT_ANALYSIS s390/vfio_ccw: Add __must_hold() attribute to vfio_ccw_sch_quiesce() s390/pci: Enable CONTEXT_ANALYSIS s390/pci: Rework __zpci_event_availability() to remove conditional locking s390/pci: Rework __zpci_event_error() to remove conditional locking s390/char: Enable CONTEXT_ANALYSIS s390/con3215: Add __must_hold() attribute to raw3215_make_room() s390/ap: Fix MAPML computation s390/cio: Remove cond_resched() calls s390: Remove cond_resched() calls KVM: s390: Remove cond_resched() calls ... 2026-08-23T16:24:34+00:00 Linus Torvalds torvalds@linux-foundation.org 2026-08-23T16:24:34+00:00 urn:sha1:388b607d107c07aaade04c7f22f344cab6bdccd3 Pull EFI updates from Ard Biesheuvel: - Set a timeout for EFI runtime service completions, and declare the firmware wedged if it is exceeded. Note that this requires special handling in case the firmware does return after all - Rate limit the efivarfs statfs() handler as the QueryVariableInfo() runtime service can be costly - Sanity check the size of struct properties_header on Mac/x86 - Tweak the prototype of efi_guid_to_str() * tag 'efi-next-for-v7.3' of git://git.kernel.org/pub/scm/linux/kernel/git/efi/efi: efivarfs: Rate limit statfs() handler efi: apple-properties: validate setup data header length efi: make efi_guid_to_str() take a const GUID pointer efi/runtime-wrappers: retire the worker if a wedged call ever returns efi/runtime-wrappers: honour EFI_RUNTIME_SERVICES in the non-blocking paths efi/runtime-wrappers: bound the wait for EFI runtime service calls efi/runtime-wrappers: check EFI_RUNTIME_SERVICES before using efi_rts_work efi/runtime-wrappers: handle queue_work() failure with goto exit efi/runtime-wrappers: factor out efi_rts_park_worker() efi: fix stale reference to efi_recover_from_page_fault() 2026-08-23T16:17:38+00:00 Linus Torvalds torvalds@linux-foundation.org 2026-08-23T16:17:38+00:00 urn:sha1:91959a31a3990073b55b506af044eda09c359fb4 Pull more liveupdate updates from Mike Rapoport: "Make boot time huge page allocation work nicely with kexec handover. Today allocation of gigantic pages in HugeTLB cannot work reliably with kexec handover (KHO): - HugeTLB allocates gigantic pages using memblock and autoscaling of KHO scratch accounts for these allocations. When gigantic pages occupy half of the memory of more, KHO fails to allocate its scratch memory. - After kexec handover, memblock allocations exclusively use KHO scratch that is not supposed to contain preserved memory. This essentially blocks preservation of HugeTLB with gigantic pages. Extend early memory pools available for KHO kernel with areas that are guaranteed not to contain preserved memory" * tag 'liveupdate-v7.3-rc1-20260823' of git://git.kernel.org/pub/scm/linux/kernel/git/liveupdate/linux: (21 commits) kho: exclude hugetlb memory from scratch size calculation memblock: add memblock_reserved_hugetlb_size() memblock: make HugeTLB bootmem allocation work with KHO memblock: always include KHO headers kho: extend scratch mm/mm_init: don't rely on memblock to get KHO scratch migratetype kho: initialize preserved memory map radix tree earlier kho: initialize kho_scratch pointer earlier in boot kho: expose kho_scratch_overlap() to kexec_handover.h kho: add kho_radix_init_tree() kho: allow destroying KHO radix tree kho: allow early-boot usage of the KHO radix tree kho: add data argument to radix walk callback kho: add callback for table pages kho: add a struct for radix callbacks kho: move all memory retrieval logic to kho_mem_retrieve() kho: store incoming radix tree in kho_in kho: disallow wide keys in radix tree kho: make radix max key width more obvious kho: generalize radix tree APIs ... 2026-08-23T16:11:21+00:00 Linus Torvalds torvalds@linux-foundation.org 2026-08-23T16:11:21+00:00 urn:sha1:df51bdc5e80dae43cab81f6cc641e98638303c88 Pull mtd updates from Miquel Raynal: "Raw NAND changes: - Sunxi: Support added for the H616 compatible - Qcom: Support added for the MDM9607 compatible - Support for the Toshiba TC58NVG1S3H part - GPMI: New debugfs entry to expose the chip geometry - PL353: Timing updates and software ECC support have been fixed SPI NAND changes: - fmsh: Support added for FM25G{01,02}B chips - HeYangTek: Support added for HYF1GQ4UDACAE Aside from these main changes, there is a high load of misc fixes and hardening changes, and exceptionally no SPI NOR change" * tag 'mtd/for-7.3' of git://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux: (30 commits) mtd: rawnand: sunxi: fix H6/H616 controller timings mtd: rawnand: sunxi: describe tADL and tWHR delays mtd: rawnand: sunxi: group controller delay tables mtd: maps: remove dead select of MTD_CFI_BE_BYTE_SWAP mtd: rawnand: gpmi: add debugfs entry for BCH geometry mtd: rawnand: validate ONFI extended parameter page sections mtd: rawnand: sunxi: add H616 MBUS DMA support mtd: spinand: fmsh: fix FM25G01B/FM25G02B Quad I/O read dummy cycles mtd: part: reject MTDPART_OFS_RETAIN in mtd_add_partition() mtd: mpc5121_nfc: use platform for irq and ioremap mtd: mtdoops: free page bitmap when the backing MTD is removed mtd: mtdswap: Avoid freeing registered blktrans device twice mtd: afs: validate v2 image info bounds mtd: intel-dg: Fix runtime PM error path in probe mtd: nand-omap2: Move omap_nand_ids[] to raw nand driver mtd: rawnand: add Toshiba TC58NVG1S3H mtd: nand: realtek-ecc: add missing MODULE_DEVICE_TABLE() mtd: rawnand: qcom: Add MDM9607 compatible mtd: rawnand: qcom: Make has_onfi_read_op separate from qpic_version2 mtd: rawnand: qcom: Make "aon" clock optional ... 2026-08-23T15:07:11+00:00 Linus Torvalds torvalds@linux-foundation.org 2026-08-23T15:07:11+00:00 urn:sha1:e5f92606156a6a823992294d214c285b49cd72e9 Pull non-MM updates from Andrew Morton: - "ocfs2/dlm: bound peer-controlled lengths in the o2dlm" (Bryam Vargas) Validate and bound all input lengths and count fields in the o2dlm migration and recovery receive handlers to prevent memory corruption and kernel panics from malformed cluster messages - "ocfs2: validate xattr entry bounds" (Cen Zhang) Validate OCFS2 extended attribute entry name and value bounds during metadata reads to prevent out-of-range memory accesses during retrieval or listing operations. - "taskstats: fix cgroupstats invalid fd handling and add selftests" (Yiyang Chen) Return -EBADF when cgroupstats receives an invalid file descriptor to prevent caller hangs and misleading success ACKs. Add a kselftest to validate valid cgroup v1 queries and verify proper error handling across different Netlink flag combinations. - "misc lib/raid/ improvements v2" (Christoph Hellwig) Improve benchmark-based algorithm selection for the XOR and RAID6 libraries, add KUnit benchmark tests, and cleanup minor implementation details. - "ocfs2: cluster: o2hb_region_pin() fixes" (Joseph Qi) Fix sleeping-in-atomic, lock order inversion and error-path cleanup bugs in o2hb_region_pin() by releasing o2hb_live_lock across sleeping configfs_depend_item() calls and using unlocked variants from callback context. Ensure failed pin attempts properly decrement user counts and unpin partially initialized heartbeat regions to prevent memory leaks and unprotected states. - "lib/ucs2_string.c: fix out-of-bounds read in ucs2_strnlen()" (Vincent Mailhol) Fix an off-by-one which could cause an out-of-bounds read. - "ocfs2: harden heartbeat teardown races" (Cen Zhang) Fix two OCFS2 heartbeat/o2net teardown races found by KASAN. - "taskstats: tidy up the cpumask command path" *Bradley Morgan) make two small cleanups in kernel/taskstats.c. - "ocfs2: validate active orphan slots during inode read" (ZhengYuan Huang) Validate active ordinary and append-DIO orphan slots read from OCFS2 dinodes at the metadata boundary to prevent corrupted slot indices from causing out-of-bounds array accesses. - "ocfs2: bound-check both readdir re-validation scans" (Zhan Xusheng) Enforce strict boundary checks on directory entry record lengths and offset calculations during OCFS2 directory re-scans to prevent out-of-bounds memory reads and directory position corruption. * tag 'mm-nonmm-stable-2026-08-22-16-57' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm: (95 commits) mailmap: fix bouncing address for Taniya Das ocfs2: bound-check dir entries in the inline-data re-validation scan ocfs2: bound-check dir entries in the readdir re-validation scan squashfs: avoid thundering-herd cache wakeups prctl: fix PR_SET_MM_AUXV losing the forced AT_NULL terminator mailmap: update email address for Linfeng Sun lib/interval_tree: fix allocation warning messages checkpatch: add NOKPROBE_SYMBOL to the whitelist of lines that can occur immediately after functions Squashfs: check block offset is not negative signal: factor out the kernel reserved si_code check ocfs2: fix readdir position truncation on 32-bit kernels ocfs2: fix cached cluster count after suballocator reclaim ocfs2: fix circular locking dependency in ocfs2_init_acl() ocfs2: validate DIO orphan slot during inode read ocfs2: validate orphan slot during inode read selftests/prctl: fix non-anonymous VMA mapping in set-anon-vma-name test MAINTAINERS: add IRC and patchwork for LTP include/linux/list.h: mark list_add and __list_add as __always_inline tools/mm: prevent page_owner_sort from truncating input hung_task: update DETECT_HUNG_TASK_BLOCKER Kconfig help ... 2026-08-22T23:40:23+00:00 Linus Torvalds torvalds@linux-foundation.org 2026-08-22T23:40:23+00:00 urn:sha1:2709dd5ae32f0828f386327c76bba9f39f63a1c6 Pull scheduler fixes from Ingo Molnar: - Add missing cpus_read_lock locking to rebuild_sched_domains() (Sebastian Andrzej Siewior) - Fix division by zero bug in tg_cpus() that can be triggered with empty cpusets (Jake Steinman) * tag 'sched-urgent-2026-08-22' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: sched/fair: Floor tg_cpus() at 1 sched/topology: Add a cpus_read_lock to rebuild_sched_domains()