This is the start of the stable review cycle for the 6.18.37 release. There are 60 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 Sat, 27 Jun 2026 12:54:50 +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-6.18.37-rc1... or in the git tree and branch at: git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-6.18.y and the diffstat can be found below.

thanks,

greg k-h

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

Greg Kroah-Hartman gregkh@linuxfoundation.org Linux 6.18.37-rc1

Lorenzo Stoakes lorenzo.stoakes@oracle.com mm: do not copy page tables unnecessarily for VM_UFFD_WP

Miklos Szeredi mszeredi@redhat.com virtiofs: fix UAF on submount umount

Ruslan Valiyev linuxoid@gmail.com media: vidtv: fix NULL pointer dereference in vidtv_mux_push_si

Gil Portnoy dddhkts1@gmail.com ksmbd: reject non-VALID session in compound request branch

Georgi Djakov georgi.djakov@oss.qualcomm.com drivers/base/memory: set mem->altmap after successful device registration

Viken Dadhaniya viken.dadhaniya@oss.qualcomm.com serial: qcom_geni: Fix RX DMA stall when SE_DMA_RX_LEN_IN is zero

Yi Yang yiyang13@huawei.com vc_screen: fix null-ptr-deref in vcs_notifier() during concurrent vcs_write

Giovanni Cabiddu giovanni.cabiddu@intel.com crypto: qat - remove unused character device and IOCTLs

Dmitry Torokhov dmitry.torokhov@gmail.com Input: rmi4 - fix bit count in bitmap_copy()

Dmitry Torokhov dmitry.torokhov@gmail.com Input: rmi4 - iterative IRQ handler

Dmitry Torokhov dmitry.torokhov@gmail.com Input: rmi4 - fix memory leak in rmi_set_attn_data()

Dmitry Torokhov dmitry.torokhov@gmail.com Input: rmi4 - fix num_subpackets overflow in register descriptor

Dmitry Torokhov dmitry.torokhov@gmail.com Input: rmi4 - fix type overflow in register counts

Dmitry Torokhov dmitry.torokhov@gmail.com Input: rmi4 - refactor register descriptor parsing

Dmitry Torokhov dmitry.torokhov@gmail.com Input: rmi4 - fix register descriptor address calculation

Sam Daly sam@samdaly.ie iio: adc: ti-ads1298: add bounds check to pga_settings index

Sam Daly sam@samdaly.ie iio: light: veml6075: add bounds check to veml6075_it_ms index

Faicker Mo faicker.mo@gmail.com net: net_failover: Fix the deadlock in slave register

Mike Marciniszyn (Meta) mike.marciniszyn@gmail.com net: export netif_open for self_test usage

Lorenzo Stoakes lorenzo.stoakes@oracle.com testing/selftests/mm: add soft-dirty merge self-test

Lorenzo Stoakes lorenzo.stoakes@oracle.com mm: propagate VM_SOFTDIRTY on merge

Lorenzo Stoakes lorenzo.stoakes@oracle.com mm: set the VM_MAYBE_GUARD flag on guard region install

Lorenzo Stoakes lorenzo.stoakes@oracle.com mm: introduce copy-on-fork VMAs and make VM_MAYBE_GUARD one

Lorenzo Stoakes lorenzo.stoakes@oracle.com mm: implement sticky VMA flags

Lorenzo Stoakes lorenzo.stoakes@oracle.com mm: update vma_modify_flags() to handle residual flags, document

Lorenzo Stoakes lorenzo.stoakes@oracle.com mm: add atomic VMA flags and set VM_MAYBE_GUARD as such

Lorenzo Stoakes lorenzo.stoakes@oracle.com mm: introduce VM_MAYBE_GUARD and make visible in /proc/$pid/smaps

Xin Long lucien.xin@gmail.com sctp: disable BH before calling udp_tunnel_xmit_skb()

Tudor Ambarus tudor.ambarus@linaro.org firmware: samsung: acpm: Fix cross-thread RX length corruption

Dexuan Cui decui@microsoft.com Drivers: hv: vmbus: Improve the logic of reserving fb_mmio on Gen2 VMs

Thorsten Blum thorsten.blum@linux.dev hv: utils: handle and propagate errors in kvp_register

André Draszik andre.draszik@linaro.org regulator: core: fix locking in regulator_resolve_supply() error path

Bernard Pidoux bernard.f6bvp@gmail.com rose: don't free fd-owned sockets when reaping in the heartbeat

Bernard Pidoux bernard.f6bvp@gmail.com rose: clear neighbour pointer in rose_kill_by_device()

Bernard Pidoux bernard.f6bvp@gmail.com rose: cancel neighbour timers in rose_neigh_put() before freeing

Bernard Pidoux bernard.f6bvp@gmail.com rose: drop CALL_REQUEST in loopback timer when device is not running

Bernard Pidoux bernard.f6bvp@gmail.com rose: release netdev ref and destroy orphaned incoming sockets

Bernard Pidoux bernard.f6bvp@gmail.com rose: fix netdev double-hold in rose_make_new()

Bernard Pidoux bernard.f6bvp@gmail.com rose: disconnect orphaned STATE_2 sockets when device is gone

Bernard Pidoux bernard.f6bvp@gmail.com rose: set SOCK_DESTROY in rose_kill_by_device() for prompt cleanup

Bernard Pidoux bernard.f6bvp@gmail.com rose: fix notifier unregistered too early in rose_exit()

Bernard Pidoux bernard.f6bvp@gmail.com rose: fix netdev double-hold in rose_rx_call_request()

Bernard Pidoux bernard.f6bvp@gmail.com rose: guard rose_neigh_put() against NULL in timer expiry

Bernard Pidoux bernard.f6bvp@gmail.com rose: clear neighbour pointer after rose_neigh_put() in state machines

Bernard Pidoux bernard.f6bvp@gmail.com rose: fix race between loopback timer and module removal

Bernard Pidoux bernard.f6bvp@gmail.com rose: hold loopback neighbour reference across timer callback

Bernard Pidoux bernard.f6bvp@gmail.com rose: fix dev_put() leak in rose_loopback_timer()

Yicong Yang yang.yicong@picoheart.com ACPI: scan: Use async schedule function in acpi_scan_clear_dep_fn()

Mingyu Wang 25181214217@stu.xidian.edu.cn agp/amd64: Fix broken error propagation in agp_amd64_probe()

Weiming Shi bestswngs@gmail.com net: qualcomm: rmnet: fix endpoint use-after-free in rmnet_dellink()

Weiming Shi bestswngs@gmail.com i2c: stub: Reject I2C block transfers with invalid length

Lord Ulf Henrik Holmberg henrik.holmberg@defensify.se RDMA/bnxt_re: zero shared page before exposing to userspace

Waiman Long longman@redhat.com debugobjects: Dont call fill_pool() in early boot hardirq context

Helen Koike koike@igalia.com debugobjects: Do not fill_pool() if pi_blocked_on

Sebastian Andrzej Siewior bigeasy@linutronix.de debugobjects: Use LD_WAIT_CONFIG instead of LD_WAIT_SLEEP

Sebastian Andrzej Siewior bigeasy@linutronix.de debugobjects: Allow to refill the pool before SYSTEM_SCHEDULING

Yang Erkun yangerkun@huawei.com Revert "NFSD: Defer sub-object cleanup in export put callbacks"

Joanne Koong joannelkoong@gmail.com fuse: re-lock request before replacing page cache folio

Russell King (Oracle) rmk+kernel@armlinux.org.uk net: stmmac: fix stm32 (and potentially others) resume regression

Gabriel Krisman Bertazi krisman@suse.de io_uring/net: Avoid msghdr on op_connect/op_bind async data

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

Diffstat:

Documentation/filesystems/proc.rst | 5 +- Documentation/userspace-api/ioctl/ioctl-number.rst | 1 - Makefile | 4 +- drivers/acpi/scan.c | 41 +-- drivers/base/memory.c | 3 +- drivers/char/agp/amd64-agp.c | 2 +- drivers/crypto/intel/qat/qat_common/adf_cfg.c | 10 - drivers/crypto/intel/qat/qat_common/adf_cfg.h | 1 - .../crypto/intel/qat/qat_common/adf_cfg_common.h | 32 -- drivers/crypto/intel/qat/qat_common/adf_cfg_user.h | 38 -- .../crypto/intel/qat/qat_common/adf_common_drv.h | 3 - drivers/crypto/intel/qat/qat_common/adf_ctl_drv.c | 404 +-------------------- drivers/crypto/intel/qat/qat_common/adf_dev_mgr.c | 70 ---- drivers/firmware/samsung/exynos-acpm.c | 14 +- drivers/hv/hv_kvp.c | 25 +- drivers/hv/vmbus_drv.c | 29 +- drivers/i2c/i2c-stub.c | 5 + drivers/iio/adc/ti-ads1298.c | 7 +- drivers/iio/light/veml6075.c | 8 +- drivers/infiniband/hw/bnxt_re/ib_verbs.c | 2 +- drivers/input/rmi4/rmi_driver.c | 171 +++++---- drivers/input/rmi4/rmi_driver.h | 4 +- drivers/input/rmi4/rmi_f12.c | 7 + drivers/media/test-drivers/vidtv/vidtv_mux.c | 8 +- drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c | 8 +- drivers/net/ethernet/qualcomm/rmnet/rmnet_config.h | 1 + drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 3 +- drivers/net/net_failover.c | 12 +- drivers/regulator/core.c | 10 +- drivers/tty/serial/qcom_geni_serial.c | 9 +- drivers/tty/vt/vc_screen.c | 2 +- fs/fuse/dev.c | 19 +- fs/fuse/file.c | 8 +- fs/nfsd/export.c | 67 +--- fs/nfsd/export.h | 7 +- fs/nfsd/nfsctl.c | 8 +- fs/proc/task_mmu.c | 1 + fs/smb/server/smb2pdu.c | 5 + include/linux/mm.h | 104 ++++++ include/net/rose.h | 12 + include/trace/events/mmflags.h | 1 + io_uring/net.c | 36 +- io_uring/opdef.c | 4 +- lib/debugobjects.c | 58 ++- mm/khugepaged.c | 71 ++-- mm/madvise.c | 24 +- mm/memory.c | 16 +- mm/mlock.c | 2 +- mm/mprotect.c | 2 +- mm/mseal.c | 7 +- mm/vma.c | 81 +++-- mm/vma.h | 130 +++++-- net/core/dev.c | 1 + net/core/failover.c | 6 +- net/rose/af_rose.c | 49 ++- net/rose/rose_in.c | 6 + net/rose/rose_loopback.c | 61 +++- net/rose/rose_timer.c | 87 ++++- net/sctp/ipv6.c | 2 + net/sctp/protocol.c | 2 + tools/testing/selftests/mm/soft-dirty.c | 127 ++++++- tools/testing/vma/vma.c | 3 +- tools/testing/vma/vma_internal.h | 49 +++ 63 files changed, 1023 insertions(+), 972 deletions(-)