Linux kernel stable tree (mirror) https://git.radix-linux.su/kernel/linux.git/atom?h=master 2026-04-19T19:58:08+00:00 2026-04-19T19:58:08+00:00 Linus Torvalds torvalds@linux-foundation.org 2026-04-19T19:58:08+00:00 urn:sha1:8c2bf4a2e5cb4b325e328cc8808858a68616067c Pull driver core fixes from Danilo Krummrich: - Prevent a device from being probed before device_add() has finished initializing it; gate probe with a "ready_to_probe" device flag to avoid races with concurrent driver_register() calls - Fix a kernel-doc warning for DEV_FLAG_COUNT introduced by the above - Return -ENOTCONN from software_node_get_reference_args() when a referenced software node is known but not yet registered, allowing callers to defer probe - In sysfs_group_attrs_change_owner(), also check is_visible_const(); missed when the const variant was introduced * tag 'driver-core-7.1-rc1-2' of git://git.kernel.org/pub/scm/linux/kernel/git/driver-core/driver-core: driver core: Add kernel-doc for DEV_FLAG_COUNT enum value sysfs: attribute_group: Respect is_visible_const() when changing owner software node: return -ENOTCONN when referenced swnode is not registered yet driver core: Don't let a device probe until it's ready 2026-04-19T15:51:32+00:00 Linus Torvalds torvalds@linux-foundation.org 2026-04-19T15:51:32+00:00 urn:sha1:bea8d77e45a8b77f2beca1affc9aa7ed28f39b17 Pull staging driver updates from Greg KH: "Here is the "big" set of staging driver changes for 7.1-rc1. Nothing major in here at all, just lots of little cleanups for the staging drivers, driven by new developers getting their feet wet in kernel development. "Largest" thing in here is the change of some of the octeon variable types into proper kernel ones. Full details are in the shortlog. All of these have been in linux-next for a while with no reported issues" * tag 'staging-7.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging: (154 commits) staging: rtl8723bs: remove redundant & parentheses staging: most: dim2: replace BUG_ON() in poison_channel() staging: most: dim2: replace BUG_ON() in enqueue() staging: most: dim2: replace BUG_ON() in configure_channel() staging: most: dim2: replace BUG_ON() in service_done_flag() staging: most: dim2: replace BUG_ON() in try_start_dim_transfer() staging: rtl8723bs: remove unused RTL8188E antenna selection macros staging: rtl8723bs: remove redundant blank lines in basic_types.h staging: rtl8723bs: wrap complex macros with parentheses staging: rtl8723bs: remove unused WRITEEF/READEF byte macros staging: rtl8723bs: rename camelCase variable staging: greybus: audio: fix error message for BTN_3 button staging: rtl8723bs: rename variables to snake_case staging: rtl8723bs: fix spelling in comment staging: rtl8723bs: cleanup return in sdio_init() staging: rtl8723bs: use direct returns in sdio_dvobj_init() staging: rtl8723bs: remove unused arg at odm_interface.h greybus: raw: fix use-after-free if write is called after disconnect greybus: raw: fix use-after-free on cdev close staging: rtl8723bs: fix logical continuations in xmit_linux.c ... 2026-04-19T15:47:40+00:00 Linus Torvalds torvalds@linux-foundation.org 2026-04-19T15:47:40+00:00 urn:sha1:99ef60d119f3b2621067dd5fc1ea4a37360709e4 Pull USB / Thunderbolt updates from Greg KH: "Here is the big set of USB and Thunderbolt changes for 7.1-rc1. Lots of little things in here, nothing major, just constant improvements, updates, and new features. Highlights are: - new USB power supply driver support. These changes did touch outside of drivers/usb/ but got acks from the relevant mantainers for them. - dts file updates and conversions - string function conversions into "safer" ones - new device quirks - xhci driver updates - usb gadget driver minor fixes - typec driver additions and updates - small number of thunderbolt driver changes - dwc3 driver updates and additions of new hardware support - other minor driver updates All of these have been in the linux-next tree for a while with no reported issues" * tag 'usb-7.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (176 commits) usb: dwc3: starfive: Add JHB100 USB 2.0 DRD controller dt-bindings: usb: dwc3: add support for StarFive JHB100 dt-bindings: usb: atmel,at91sam9rl-udc: convert to DT schema dt-bindings: usb: atmel,at91rm9200-udc: convert to DT schema dt-bindings: usb: generic-ehci: fix schema structure and add at91sam9g45 constraints dt-bindings: usb: generic-ohci: add AT91RM9200 OHCI binding support arm: dts: at91: remove unused #address-cells/#size-cells from sam9x60 udc node drivers/usb/host: Fix spelling error 'seperate' -> 'separate' usbip: tools: add hint when no exported devices are found USB: serial: iuu_phoenix: fix iuutool author name usb: gadget: f_ncm: validate minimum block_len in ncm_unwrap_ntb() usb: gadget: f_phonet: fix skb frags[] overflow in pn_rx_complete() usb: gadget: f_hid: Add missing error code usb: typec: cros_ec_ucsi: Load driver from OF and ACPI definitions dt-bindings: chrome: Add cros-ec-ucsi compatibility to typec binding USB: of: Simplify with scoped for each OF child loop usbip: validate number_of_packets in usbip_pack_ret_submit() usb: gadget: renesas_usb3: validate endpoint index in standard request handlers usb: core: config: reverse the size check of the SSP isoc endpoint descriptor usb: typec: ucsi: Set usb mode on partner change ... 2026-04-19T15:44:41+00:00 Linus Torvalds torvalds@linux-foundation.org 2026-04-19T15:44:41+00:00 urn:sha1:73398c2772d04ee656a654c63db85851381cd147 Pull tty/serial updates from Greg KH: "Here is the set of tty and serial driver changes for 7.1-rc1. Not much here this cycle, biggest thing is the removal of an old driver that never got any actual hardware support (esp32), and the second try to moving the tty ports to their own workqueues (first try was in 7.0-rc1 but was reverted due to problems) Otherwise it's just a small set of driver updates and some vt modifier key enhancements. All have been in linux-next for a while with no reported issues" * tag 'tty-7.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty: (35 commits) tty: serial: ip22zilog: Fix section mispatch warning hvc/xen: Check console connection flag serial: sh-sci: Add support for RZ/G3L RSCI dt-bindings: serial: renesas,rsci: Document RZ/G3L SoC tty: atmel_serial: update outdated reference to atmel_tasklet_func() serial: xilinx_uartps: Drop unused include serial: qcom-geni: drop stray newline format specifier serial: 8250: loongson: Enable building on MIPS Loongson64 dt-bindings: serial: 8250: Add Loongson 3A4000 uart compatible serial: 8250_fintek: Add support for F81214E tty: tty_port: add workqueue to flip TTY buffer vt: support ITU-T T.416 color subparameters serial: qcom-geni: Fix RTS behavior with flow control tty: serial: imx: keep dma request disabled before dma transfer setup tty: serial: 8250: Add SystemBase Multi I/O cards serial: pic32_uart: allow driver to be compiled on all architectures with COMPILE_TEST serial: tegra: remove Kconfig dependency on APB DMA controller dt-bindings: serial: amlogic,meson-uart: Add compatible string for A9 dt-bindings: serial: atmel,at91-usart: add microchip,lan9691-usart serial: auart: check clk_enable() return in console write ... 2026-04-19T15:01:17+00:00 Linus Torvalds torvalds@linux-foundation.org 2026-04-19T15:01:17+00:00 urn:sha1:40735a683bf844a453d7a0f91e5e3daa0abc659b Pull more MM updates from Andrew Morton: - "Eliminate Dying Memory Cgroup" (Qi Zheng and Muchun Song) Address the longstanding "dying memcg problem". A situation wherein a no-longer-used memory control group will hang around for an extended period pointlessly consuming memory - "fix unexpected type conversions and potential overflows" (Qi Zheng) Fix a couple of potential 32-bit/64-bit issues which were identified during review of the "Eliminate Dying Memory Cgroup" series - "kho: history: track previous kernel version and kexec boot count" (Breno Leitao) Use Kexec Handover (KHO) to pass the previous kernel's version string and the number of kexec reboots since the last cold boot to the next kernel, and print it at boot time - "liveupdate: prevent double preservation" (Pasha Tatashin) Teach LUO to avoid managing the same file across different active sessions - "liveupdate: Fix module unloading and unregister API" (Pasha Tatashin) Address an issue with how LUO handles module reference counting and unregistration during module unloading - "zswap pool per-CPU acomp_ctx simplifications" (Kanchana Sridhar) Simplify and clean up the zswap crypto compression handling and improve the lifecycle management of zswap pool's per-CPU acomp_ctx resources - "mm/damon/core: fix damon_call()/damos_walk() vs kdmond exit race" (SeongJae Park) Address unlikely but possible leaks and deadlocks in damon_call() and damon_walk() - "mm/damon/core: validate damos_quota_goal->nid" (SeongJae Park) Fix a couple of root-only wild pointer dereferences - "Docs/admin-guide/mm/damon: warn commit_inputs vs other params race" (SeongJae Park) Update the DAMON documentation to warn operators about potential races which can occur if the commit_inputs parameter is altered at the wrong time - "Minor hmm_test fixes and cleanups" (Alistair Popple) Bugfixes and a cleanup for the HMM kernel selftests - "Modify memfd_luo code" (Chenghao Duan) Cleanups, simplifications and speedups to the memfd_lou code - "mm, kvm: allow uffd support in guest_memfd" (Mike Rapoport) Support for userfaultfd in guest_memfd - "selftests/mm: skip several tests when thp is not available" (Chunyu Hu) Fix several issues in the selftests code which were causing breakage when the tests were run on CONFIG_THP=n kernels - "mm/mprotect: micro-optimization work" (Pedro Falcato) A couple of nice speedups for mprotect() - "MAINTAINERS: update KHO and LIVE UPDATE entries" (Pratyush Yadav) Document upcoming changes in the maintenance of KHO, LUO, memfd_luo, kexec, crash, kdump and probably other kexec-based things - they are being moved out of mm.git and into a new git tree * tag 'mm-stable-2026-04-18-02-14' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm: (121 commits) MAINTAINERS: add page cache reviewer mm/vmscan: avoid false-positive -Wuninitialized warning MAINTAINERS: update Dave's kdump reviewer email address MAINTAINERS: drop include/linux/liveupdate from LIVE UPDATE MAINTAINERS: drop include/linux/kho/abi/ from KHO MAINTAINERS: update KHO and LIVE UPDATE maintainers MAINTAINERS: update kexec/kdump maintainers entries mm/migrate_device: remove dead migration entry check in migrate_vma_collect_huge_pmd() selftests: mm: skip charge_reserved_hugetlb without killall userfaultfd: allow registration of ranges below mmap_min_addr mm/vmstat: fix vmstat_shepherd double-scheduling vmstat_update mm/hugetlb: fix early boot crash on parameters without '=' separator zram: reject unrecognized type= values in recompress_store() docs: proc: document ProtectionKey in smaps mm/mprotect: special-case small folios when applying permissions mm/mprotect: move softleaf code out of the main function mm: remove '!root_reclaim' checking in should_abort_scan() mm/sparse: fix comment for section map alignment mm/page_io: use sio->len for PSWPIN accounting in sio_read_complete() selftests/mm: transhuge_stress: skip the test when thp not available ... 2026-04-18T23:59:09+00:00 Linus Torvalds torvalds@linux-foundation.org 2026-04-18T23:59:09+00:00 urn:sha1:faeab166167f5787719eb8683661fd41a3bb1514 Pull pin control updates from Linus Walleij: "Core changes: - Perform basic checks on pin config properties so as not to allow directly contradictory settings such as setting a pin to more than one bias or drive mode - Handle input-threshold-voltage-microvolt property - Introduce pinctrl_gpio_get_config() handling in the core for SCMI GPIO using pin control New drivers: - GPIO-by-pin control driver (also appearing in the GPIO pull request) fulfilling a promise on a comment from Grant Likely many years ago: "can't GPIO just be a front-end for pin control?" it turns out it can, if and only if you design something new from scratch, such as SCMI - Broadcom BCM7038 as a pinctrl-single delegate - Mobileye EyeQ6Lplus OLB pin controller - Qualcomm Eliza and Hawi families TLMM pin controllers - Qualcomm SDM670 and Milos family LPASS LPI pin controllers - Qualcomm IPQ5210 pin controller - Realtek RTD1625 pin controller support - Rockchip RV1103B pin controller support - Texas Instruments AM62L as a pinctrl-single delegate Improvements: - Set config implementation for the Spacemit K1 pin controller" * tag 'pinctrl-v7.1-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl: (84 commits) pinctrl: qcom: Add Hawi pinctrl driver dt-bindings: pinctrl: qcom: Describe Hawi TLMM block dt-bindings: pinctrl: pinctrl-max77620: convert to DT schema pinctrl: single: Add bcm7038-padconf compatible matching dt-bindings: pinctrl: pinctrl-single: Add brcm,bcm7038-padconf dt-bindings: pinctrl: apple,pinctrl: Add t8122 compatible pinctrl: qcom: sdm670-lpass-lpi: label variables as static pinctrl: sophgo: pinctrl-sg2044: Fix wrong module description pinctrl: sophgo: pinctrl-sg2042: Fix wrong module description pinctrl: qcom: add sdm670 lpi tlmm dt-bindings: pinctrl: qcom: Add SDM670 LPASS LPI pinctrl dt-bindings: qcom: lpass-lpi-common: add reserved GPIOs property pinctrl: qcom: Introduce IPQ5210 TLMM driver dt-bindings: pinctrl: qcom: add IPQ5210 pinctrl pinctrl: qcom: Drop redundant intr_target_reg on modern SoCs pinctrl: qcom: eliza: Fix interrupt target bit pinctrl: core: Don't use "proxy" headers pinctrl: amd: Support new ACPI ID AMDI0033 pinctrl: renesas: rzg2l: Drop superfluous blank line pinctrl: renesas: rzg2l: Fix save/restore of {IOLH,IEN,PUPD,SMT} registers ... 2026-04-18T23:48:13+00:00 Linus Torvalds torvalds@linux-foundation.org 2026-04-18T23:48:13+00:00 urn:sha1:401b0e0bc96543881924d623388a9472b3331b3f Pull i3c updates from Alexandre Belloni: "Subsystem: - add sysfs option to rescan bus via entdaa - fix error code handling for send_ccc_cmd Drivers: - mipi-i3c-hci-pci: Intel Nova Lake-H I3C support" * tag 'i3c/for-7.1' of git://git.kernel.org/pub/scm/linux/kernel/git/i3c/linux: (22 commits) i3c: mipi-i3c-hci: fix IBI payload length calculation for final status i3c: master: adi: Fix error propagation for CCCs i3c: master: Fix error codes at send_ccc_cmd i3c: master: Move bus_init error suppression i3c: master: Move entdaa error suppression i3c: master: Move rstdaa error suppression i3c: dw: Simplify xfer cleanup with __free(kfree) i3c: dw: Fix memory leak in dw_i3c_master_i3c_xfers() i3c: master: renesas: Use __free(kfree) for xfer cleanup in renesas_i3c_send_ccc_cmd() i3c: master: renesas: Fix memory leak in renesas_i3c_i3c_xfers() i3c: master: dw-i3c: Balance PM runtime usage count on probe failure i3c: master: dw-i3c: Fix missing reset assertion in remove() callback i3c: mipi-i3c-hci-pci: Enable IBI while runtime suspended for Intel controllers i3c: mipi-i3c-hci-pci: Add optional ability to manage child runtime PM i3c: mipi-i3c-hci: Allow parent to manage runtime PM i3c: mipi-i3c-hci: Add quirk to allow IBI while runtime suspended i3c: mipi-i3c-hci-pci: Set d3hot_delay to 0 for Intel controllers i3c: fix missing newline in dev_err messages i3c: master: use kzalloc_flex i3c: mipi-i3c-hci-pci: Add support for Intel Nova Lake-H I3C ... 2026-04-18T18:37:36+00:00 Linus Torvalds torvalds@linux-foundation.org 2026-04-18T18:37:36+00:00 urn:sha1:eb5249b12507246dc959945454cd1be8d7dc3795 Pull parisc architecture updates from Helge Deller: - A fix to make modules on 32-bit parisc architecture work again - Drop ip_fast_csum() inline assembly to avoid unaligned memory accesses - Allow to build kernel without 32-bit VDSO - Reference leak fix in error path in LED driver * tag 'parisc-for-7.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux: parisc: led: fix reference leak on failed device registration module.lds.S: Fix modules on 32-bit parisc architecture parisc: Allow to build without VDSO32 parisc: Include 32-bit VDSO only when building for 32-bit or compat mode parisc: Allow to disable COMPAT mode on 64-bit kernel parisc: Fix default stack size when COMPAT=n parisc: Fix signal code to depend on CONFIG_COMPAT instead of CONFIG_64BIT parisc: is_compat_task() shall return false for COMPAT=n parisc: Avoid compat syscalls when COMPAT=n parisc: _llseek syscall is only available for 32-bit userspace parisc: Drop ip_fast_csum() inline assembly implementation parisc: update outdated comments for renamed ccio_alloc_consistent() 2026-04-18T18:29:14+00:00 Linus Torvalds torvalds@linux-foundation.org 2026-04-18T18:29:14+00:00 urn:sha1:9055c64567e9fc2a58d9382205bf3082f7bea141 Pull memblock updates from Mike Rapoport: - improve debuggability of reserve_mem kernel parameter handling with print outs in case of a failure and debugfs info showing what was actually reserved - Make memblock_free_late() and free_reserved_area() use the same core logic for freeing the memory to buddy and ensure it takes care of updating memblock arrays when ARCH_KEEP_MEMBLOCK is enabled. * tag 'memblock-v7.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rppt/memblock: x86/alternative: delay freeing of smp_locks section memblock: warn when freeing reserved memory before memory map is initialized memblock, treewide: make memblock_free() handle late freeing memblock: make free_reserved_area() update memblock if ARCH_KEEP_MEMBLOCK=y memblock: extract page freeing from free_reserved_area() into a helper memblock: make free_reserved_area() more robust mm: move free_reserved_area() to mm/memblock.c powerpc: opal-core: pair alloc_pages_exact() with free_pages_exact() powerpc: fadump: pair alloc_pages_exact() with free_pages_exact() memblock: reserve_mem: fix end caclulation in reserve_mem_release_by_name() memblock: move reserve_bootmem_range() to memblock.c and make it static memblock: Add reserve_mem debugfs info memblock: Print out errors on reserve_mem parser 2026-04-18T16:44:22+00:00 Linus Torvalds torvalds@linux-foundation.org 2026-04-18T16:44:22+00:00 urn:sha1:fba676bd2919ceff5a678c0bd05ab3ac89affaeb Pull i2c updates from Wolfram Sang: "The biggest news in this pull request is that it will start the last cycle of me handling the I2C subsystem. From 7.2. on, I will pass maintainership to Andi Shyti who has been maintaining the I2C drivers for a while now and who has done a great job in doing so. We will use this cycle for a hopefully smooth transition. Thanks must go to Andi for stepping up! I will still be around for guidance. Updates: - generic cleanups in npcm7xx, qcom-cci, xiic and designware DT bindings - atr: use kzalloc_flex for alias pool allocation - ixp4xx: convert bindings to DT schema - ocores: use read_poll_timeout_atomic() for polling waits - qcom-geni: skip extra TX DMA TRE for single read messages - s3c24xx: validate SMBus block length before using it - spacemit: refactor xfer path and add K1 PIO support - tegra: identify DVC and VI with SoC data variants - tegra: support SoC-specific register offsets - xiic: switch to devres and generic fw properties - xiic: skip input clock setup on non-OF systems - various minor improvements in other drivers rtl9300: - add per-SoC callbacks and clock support for RTL9607C - add support for new 50 kHz and 2.5 MHz bus speeds - general refactoring in preparation for RTL9607C support New support: - DesignWare GOOG5000 (ACPI HID) - Intel Nova Lake (ACPI ID) - Realtek RTL9607C - SpacemiT K3 binding - Tegra410 register layout support" * tag 'i2c-for-7.1-rc1-part1' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux: (40 commits) i2c: usbio: Add ACPI device-id for NVL platforms i2c: qcom-geni: Avoid extra TX DMA TRE for single read message in GPI mode i2c: atr: use kzalloc_flex i2c: spacemit: introduce pio for k1 i2c: spacemit: move i2c_xfer_msg() i2c: xiic: skip input clock setup on non-OF systems i2c: xiic: use numbered adapter registration i2c: xiic: cosmetic: use resource format specifier in debug log i2c: xiic: cosmetic cleanup i2c: xiic: switch to generic device property accessors i2c: xiic: remove duplicate error message i2c: xiic: switch to devres managed APIs i2c: rtl9300: add RTL9607C i2c controller support i2c: rtl9300: introduce new function properties to driver data i2c: rtl9300: introduce clk struct for upcoming rtl9607 support dt-bindings: i2c: realtek,rtl9301-i2c: extend for clocks and RTL9607C support i2c: rtl9300: introduce a property for 8 bit width reg address i2c: rtl9300: introduce F_BUSY to the reg_fields struct i2c: rtl9300: introduce max length property to driver data i2c: rtl9300: split data_reg into read and write reg ...