This is the start of the stable review cycle for the 6.6.115 release. There are 84 patches in this series, all will be posted as a response to this one. If anyone has any issues with these being applied, please let me know.

Responses should be made by Wed, 29 Oct 2025 18:34:15 +0000. Anything received after that time might be too late.

The whole patch series can be found in one patch at: https://www.kernel.org/pub/linux/kernel/v6.x/stable-review/patch-6.6.115-rc1... or in the git tree and branch at: git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-6.6.y and the diffstat can be found below.

thanks,

greg k-h

------------- Pseudo-Shortlog of commits:

Greg Kroah-Hartman gregkh@linuxfoundation.org Linux 6.6.115-rc1

Haoyu Li lihaoyu499@gmail.com gpio: ljca: Initialize num before accessing item in ljca_gpio_config

Darrick J. Wong djwong@kernel.org fuse: fix livelock in synchronous file put from fuseblk workers

Amir Goldstein amir73il@gmail.com fuse: allocate ff->release_args only if release is needed

Vineeth Vijayan vneethv@linux.ibm.com s390/cio: Update purge function to unregister the unused subchannels

Babu Moger babu.moger@amd.com x86/resctrl: Fix miscount of bandwidth event when reactivating previously unavailable RMID

Jakub Acs acsjakub@amazon.de fs/notify: call exportfs_encode_fid with s_umount

Darrick J. Wong djwong@kernel.org xfs: always warn about deprecated mount options

Maarten Lankhorst dev@lankhorst.se devcoredump: Fix circular locking dependency with devcd->mutex.

Daniel Golle daniel@makrotopia.org serial: 8250_mtk: Enable baud clock and manage in runtime PM

Florian Eckert fe@dev.tdt.de serial: 8250_exar: add support for Advantech 2 port card with Device ID 0x0018

Artem Shimko a.shimko.dev@gmail.com serial: 8250_dw: handle reset control deassert error

Xu Yang xu.yang_2@nxp.com dt-bindings: usb: dwc3-imx8mp: dma-range is required only for imx8mp

Michael Grzeschik m.grzeschik@pengutronix.de tcpm: switch check for role_sw device with fw_node

Victoria Votokina Victoria.Votokina@kaspersky.com most: usb: hdm_probe: Fix calling put_device() before device initialization

Victoria Votokina Victoria.Votokina@kaspersky.com most: usb: Fix use-after-free in hdm_disconnect

Junhao Xie bigfoot@radxa.com misc: fastrpc: Fix dma_buf object leak in fastrpc_map_lookup

Alexander Usyskin alexander.usyskin@intel.com mei: me: add wildcat lake P DID

Deepanshu Kartikey kartikey406@gmail.com comedi: fix divide-by-zero in comedi_buf_munge()

Alice Ryhl aliceryhl@google.com binder: remove "invalid inc weak" check

Andrew Cooper andrew.cooper3@citrix.com x86/microcode: Fix Entrysign revision check for Zen1/Naples

Mathias Nyman mathias.nyman@linux.intel.com xhci: dbc: enable back DbC in resume if it was enabled before suspend

Andrey Konovalov andreyknvl@gmail.com usb: raw-gadget: do not limit transfer length

Tim Guttzeit t.guttzeit@tuxedocomputers.com usb/core/quirks: Add Huawei ME906S to wakeup quirk

LI Qingwu Qing-wu.Li@leica-geosystems.com.cn USB: serial: option: add Telit FN920C04 ECM compositions

Reinhard Speyerer rspmn@arcor.de USB: serial: option: add Quectel RG255C

Renjun Wang renjunw0@foxmail.com USB: serial: option: add UNISOC UIS7720

Andy Shevchenko andriy.shevchenko@linux.intel.com sched: Remove never used code in mm_cid_get()

Alok Tiwari alok.a.tiwari@oracle.com io_uring: correct __must_hold annotation in io_install_fixed_file

Haotian Zhang vulab@iscas.ac.cn gpio: ljca: Fix duplicated IRQ mapping

Wentong Wu wentong.wu@intel.com gpio: update Intel LJCA USB GPIO driver

Guenter Roeck linux@roeck-us.net hwmon: (sht3x) Fix error handling

Anup Patel apatel@ventanamicro.com RISC-V: Don't print details of CPUs disabled in DT

Anup Patel apatel@ventanamicro.com RISC-V: Define pgprot_dmacoherent() for non-coherent devices

Artem Shimko a.shimko.dev@gmail.com firmware: arm_scmi: Fix premature SCMI_XFER_FLAG_IS_RAW clearing in raw mode

Cristian Marussi cristian.marussi@arm.com firmware: arm_scmi: Account for failed debug initialization

Han Xu han.xu@nxp.com spi: spi-nxp-fspi: add extra delay after dll locked

Matthieu Baerts (NGI0) matttbe@kernel.org selftests: mptcp: join: mark implicit tests as skipped if not supported

Matthieu Baerts (NGI0) matttbe@kernel.org selftests: mptcp: join: mark 'flush re-add' as skipped if not supported

Lad Prabhakar prabhakar.mahadev-lad.rj@bp.renesas.com net: ravb: Ensure memory write completes before ringing TX doorbell

Lad Prabhakar prabhakar.mahadev-lad.rj@bp.renesas.com net: ravb: Enforce descriptor type ordering

Michal Pecio michal.pecio@gmail.com net: usb: rtl8150: Fix frame padding

Sebastian Reichel sebastian.reichel@collabora.com net: stmmac: dwmac-rk: Fix disabling set_clock_selection

Stefano Garzarella sgarzare@redhat.com vsock: fix lock inversion in vsock_assign_transport()

Deepanshu Kartikey kartikey406@gmail.com ocfs2: clear extent cache after moving/defragmenting extents

Maciej W. Rozycki macro@orcam.me.uk MIPS: Malta: Fix keyboard resource preventing i8042 driver from registering

David Howells dhowells@redhat.com cifs: Fix TCP_Server_Info::credits to be signed

Marc Kleine-Budde mkl@pengutronix.de can: netlink: can_changelink(): allow disabling of automatic restart

Xi Ruoyao xry111@xry111.site ACPICA: Work around bogus -Wstringop-overread warning since GCC 11

Rafael J. Wysocki rafael.j.wysocki@intel.com Revert "cpuidle: menu: Avoid discarding useful information"

William Breathitt Gray wbg@kernel.org gpio: 104-idio-16: Define maximum valid register address offset

William Breathitt Gray wbg@kernel.org gpio: pci-idio-16: Define maximum valid register address offset

Kaushlendra Kumar kaushlendra.kumar@intel.com arch_topology: Fix incorrect error check in topology_parse_cpu_capacity()

Marek Szyprowski m.szyprowski@samsung.com dma-debug: don't report false positives with DMA_BOUNCE_UNALIGNED_KMALLOC

Tonghao Zhang tonghao@bamaicloud.com net: bonding: fix possible peer notify event loss or dup issue

Alexey Simakov bigalex934@gmail.com sctp: avoid NULL dereference when chunk data buffer is missing

Huang Ying ying.huang@linux.alibaba.com arm64, mm: avoid always making PTE dirty in pte_mkwrite()

Amery Hung ameryhung@gmail.com net/mlx5e: RX, Fix generating skb from non-linear xdp_buff for striding RQ

Amery Hung ameryhung@gmail.com net/mlx5e: RX, Fix generating skb from non-linear xdp_buff for legacy RQ

Carolina Jubran cjubran@nvidia.com net/mlx5e: Reuse per-RQ XDP buffer to avoid stack zeroing overhead

Xin Long lucien.xin@gmail.com selftests: net: fix server bind failure in sctp_vrf.sh

Hangbin Liu liuhangbin@gmail.com selftests/net: convert sctp_vrf.sh to run it in unique namespace

Marc Kleine-Budde mkl@pengutronix.de can: bxcan: bxcan_start_xmit(): use can_dev_dropped_skb() instead of can_dropped_invalid_skb()

Ioana Ciornei ioana.ciornei@nxp.com dpaa2-eth: fix the pointer passed to PTR_ALIGN on Tx path

Wei Fang wei.fang@nxp.com net: enetc: correct the value of ENETC_RXB_TRUESIZE

Jianpeng Chang jianpeng.chang.cn@windriver.com net: enetc: fix the deadlock of enetc_mdio_lock

Sebastian Andrzej Siewior bigeasy@linutronix.de net: Tree wide: Replace xdp_do_flush_map() with xdp_do_flush().

Johannes Wiesböck johannes.wiesboeck@aisec.fraunhofer.de rtnetlink: Allow deleting FDB entries in user namespace

Nathan Chancellor nathan@kernel.org net/mlx5e: Return 1 instead of 0 in invalid case in mlx5e_mpwrq_umr_entry_size()

Linus Torvalds torvalds@linux-foundation.org Unbreak 'make tools/*' for user-space targets

Stefan Metzmacher metze@samba.org smb: server: let smb_direct_flush_send_list() invalidate a remote key first

Yicong Yang yangyicong@hisilicon.com drivers/perf: hisi: Relax the event ID check in the framework

Christophe Leroy christophe.leroy@csgroup.eu powerpc/32: Remove PAGE_KERNEL_TEXT to fix startup failure

Geert Uytterhoeven geert@linux-m68k.org m68k: bitops: Fix find_*_bit() signatures

Junjie Cao junjie.cao@intel.com lkdtm: fortify: Fix potential NULL dereference on kmalloc failure

Yangtao Li frank.li@vivo.com hfsplus: return EIO when type of hidden directory mismatch in hfsplus_fill_super()

Viacheslav Dubeyko slava@dubeyko.com hfs: fix KMSAN uninit-value issue in hfs_find_set_zero_bits()

Alexander Aring aahringo@redhat.com dlm: check for defined force value in dlm_lockspace_release

Viacheslav Dubeyko slava@dubeyko.com hfsplus: fix KMSAN uninit-value issue in hfsplus_delete_cat()

Yang Chenzhi yang.chenzhi@vivo.com hfs: validate record offset in hfsplus_bmap_alloc

Viacheslav Dubeyko slava@dubeyko.com hfsplus: fix KMSAN uninit-value issue in __hfsplus_ext_cache_extent()

Viacheslav Dubeyko slava@dubeyko.com hfs: make proper initalization of struct hfs_find_data

Viacheslav Dubeyko slava@dubeyko.com hfs: clear offset and space out of valid records in b-tree node

Simon Schuster schuster.simon@siemens-energy.com nios2: ensure that memblock.current_limit is set when setting pfn limits

Xichao Zhao zhao.xichao@vivo.com exec: Fix incorrect type for ret

-------------

Diffstat:

.../devicetree/bindings/usb/fsl,imx8mp-dwc3.yaml | 10 +- Makefile | 8 +- arch/arm64/include/asm/pgtable.h | 3 +- arch/m68k/include/asm/bitops.h | 25 ++- arch/mips/mti-malta/malta-setup.c | 2 +- arch/nios2/kernel/setup.c | 15 ++ arch/powerpc/include/asm/pgtable.h | 12 - arch/powerpc/mm/book3s32/mmu.c | 4 +- arch/powerpc/mm/pgtable_32.c | 2 +- arch/riscv/include/asm/pgtable.h | 2 + arch/riscv/kernel/cpu.c | 4 +- arch/x86/kernel/cpu/microcode/amd.c | 2 +- arch/x86/kernel/cpu/resctrl/monitor.c | 12 +- drivers/acpi/acpica/tbprint.c | 6 + drivers/android/binder.c | 11 +- drivers/base/arch_topology.c | 2 +- drivers/base/devcoredump.c | 138 +++++++----- drivers/comedi/comedi_buf.c | 2 +- drivers/cpuidle/governors/menu.c | 21 +- drivers/firmware/arm_scmi/common.h | 24 +- drivers/firmware/arm_scmi/driver.c | 47 ++-- drivers/gpio/Kconfig | 4 +- drivers/gpio/gpio-104-idio-16.c | 1 + drivers/gpio/gpio-ljca.c | 248 ++++++++++++--------- drivers/gpio/gpio-pci-idio-16.c | 1 + drivers/hwmon/sht3x.c | 27 ++- drivers/misc/fastrpc.c | 2 + drivers/misc/lkdtm/fortify.c | 6 + drivers/misc/mei/hw-me-regs.h | 2 + drivers/misc/mei/pci-me.c | 2 + drivers/most/most_usb.c | 13 +- drivers/net/bonding/bond_main.c | 40 ++-- drivers/net/can/bxcan.c | 2 +- drivers/net/can/dev/netlink.c | 6 +- drivers/net/ethernet/amazon/ena/ena_netdev.c | 2 +- drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c | 3 +- drivers/net/ethernet/freescale/enetc/enetc.c | 27 ++- drivers/net/ethernet/freescale/enetc/enetc.h | 2 +- drivers/net/ethernet/freescale/fec_main.c | 2 +- drivers/net/ethernet/intel/i40e/i40e_txrx.c | 2 +- drivers/net/ethernet/intel/ice/ice_txrx_lib.c | 2 +- drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 2 +- drivers/net/ethernet/intel/ixgbe/ixgbe_xsk.c | 2 +- drivers/net/ethernet/marvell/mvneta.c | 2 +- drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c | 2 +- drivers/net/ethernet/mediatek/mtk_eth_soc.c | 2 +- drivers/net/ethernet/mellanox/mlx5/core/en.h | 7 + .../net/ethernet/mellanox/mlx5/core/en/params.c | 2 +- drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c | 2 +- drivers/net/ethernet/mellanox/mlx5/core/en/xdp.h | 6 - drivers/net/ethernet/mellanox/mlx5/core/en_rx.c | 128 +++++++---- drivers/net/ethernet/netronome/nfp/nfd3/xsk.c | 2 +- drivers/net/ethernet/renesas/ravb_main.c | 24 +- drivers/net/ethernet/sfc/efx_channels.c | 2 +- drivers/net/ethernet/sfc/siena/efx_channels.c | 2 +- drivers/net/ethernet/socionext/netsec.c | 2 +- drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c | 9 +- drivers/net/ethernet/ti/cpsw_priv.c | 2 +- drivers/net/usb/rtl8150.c | 11 +- drivers/perf/hisilicon/hisi_uncore_pmu.c | 2 +- drivers/perf/hisilicon/hisi_uncore_pmu.h | 3 +- drivers/s390/cio/device.c | 37 +-- drivers/spi/spi-nxp-fspi.c | 6 + drivers/tty/serial/8250/8250_dw.c | 4 +- drivers/tty/serial/8250/8250_exar.c | 11 + drivers/tty/serial/8250/8250_mtk.c | 6 +- drivers/usb/core/quirks.c | 2 + drivers/usb/gadget/legacy/raw_gadget.c | 2 - drivers/usb/host/xhci-dbgcap.c | 9 +- drivers/usb/serial/option.c | 10 + drivers/usb/typec/tcpm/tcpm.c | 4 +- fs/dlm/lockspace.c | 2 +- fs/exec.c | 2 +- fs/fuse/dir.c | 2 +- fs/fuse/file.c | 75 ++++--- fs/fuse/fuse_i.h | 2 +- fs/hfs/bfind.c | 8 +- fs/hfs/brec.c | 27 ++- fs/hfs/mdb.c | 2 +- fs/hfsplus/bfind.c | 8 +- fs/hfsplus/bnode.c | 41 ---- fs/hfsplus/btree.c | 6 + fs/hfsplus/hfsplus_fs.h | 42 ++++ fs/hfsplus/super.c | 25 ++- fs/notify/fdinfo.c | 6 + fs/ocfs2/move_extents.c | 5 + fs/smb/client/cifsglob.h | 2 +- fs/smb/server/transport_rdma.c | 11 +- fs/xfs/xfs_super.c | 33 ++- io_uring/filetable.c | 2 +- kernel/dma/debug.c | 5 +- kernel/sched/sched.h | 2 - net/core/rtnetlink.c | 3 - net/sctp/inqueue.c | 13 +- net/vmw_vsock/af_vsock.c | 38 ++-- tools/testing/selftests/net/mptcp/mptcp_join.sh | 6 +- tools/testing/selftests/net/sctp_hello.c | 17 +- tools/testing/selftests/net/sctp_vrf.sh | 85 ++++--- 98 files changed, 917 insertions(+), 604 deletions(-)