This is the start of the stable review cycle for the 6.12.21 release. There are 115 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 Fri, 28 Mar 2025 15:45:30 +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-6.12.21-rc2... or in the git tree and branch at: git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-6.12.y and the diffstat can be found below.

thanks,

greg k-h

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

Greg Kroah-Hartman gregkh@linuxfoundation.org Linux 6.12.21-rc2

Arthur Mongodin amongodin@randorisec.fr mptcp: Fix data stream corruption in the address announcement

Zi Yan ziy@nvidia.com mm/huge_memory: drop beyond-EOF folios with the right number of refs

Justin Klaassen justin@tidylabs.net arm64: dts: rockchip: fix u2phy1_host status for NanoPi R4S

Eder Zulian ezulian@redhat.com libsubcmd: Silence compiler warning

Dietmar Eggemann dietmar.eggemann@arm.com Revert "sched/core: Reduce cost of sched_move_task when config autogroup"

Mark Rutland mark.rutland@arm.com KVM: arm64: Eagerly switch ZCR_EL{1,2}

Mark Rutland mark.rutland@arm.com KVM: arm64: Mark some header functions as inline

Mark Rutland mark.rutland@arm.com KVM: arm64: Refactor exit handlers

Mark Rutland mark.rutland@arm.com KVM: arm64: Remove VHE host restore of CPACR_EL1.SMEN

Mark Rutland mark.rutland@arm.com KVM: arm64: Remove VHE host restore of CPACR_EL1.ZEN

Mark Rutland mark.rutland@arm.com KVM: arm64: Remove host FPSIMD saving for non-protected KVM

Mark Rutland mark.rutland@arm.com KVM: arm64: Unconditionally save+flush host FPSIMD/SVE/SME state

Fuad Tabba tabba@google.com KVM: arm64: Calculate cptr_el2 traps on activating traps

Pavel Begunkov asml.silence@gmail.com io_uring/net: fix sendzc double notif flush

Namjae Jeon linkinjeon@kernel.org ksmbd: fix incorrect validation for num_aces field of smb_acl

Philip Yang Philip.Yang@amd.com drm/amdkfd: Fix user queue validation on Gfx7/8

David Rosca david.rosca@amd.com drm/amdgpu: Fix JPEG video caps max size for navi1x and raven

David Rosca david.rosca@amd.com drm/amdgpu: Fix MPEG2, MPEG4 and VC1 video caps max size

David Rosca david.rosca@amd.com drm/amdgpu: Remove JPEG from vega and carrizo video caps

Alex Deucher alexander.deucher@amd.com drm/amdgpu/pm: wire up hwmon fan speed for smu 14.0.2

Tomasz Pakuła tomasz.pakula.oficjalny@gmail.com drm/amdgpu/pm: Handle SCLK offset correctly in overdrive for smu 14.0.2

David Belanger david.belanger@amd.com drm/amdgpu: Restore uncached behaviour on GFX12

Harish Kasiviswanathan Harish.Kasiviswanathan@amd.com drm/amd/pm: add unique_id for gfx12

Mario Limonciello mario.limonciello@amd.com drm/amd/display: Use HW lock mgr for PSR1 when only one eDP

Yilin Chen Yilin.Chen@amd.com drm/amd/display: Fix message for support_edp0_on_dp1

Wentao Liang vulab@iscas.ac.cn drm/amdgpu/gfx12: correct cleanup of 'me' field with gfx_v12_0_me_fini()

qianyi liu liuqianyi125@gmail.com drm/sched: Fix fence reference count leak

Nikita Zhandarovich n.zhandarovich@fintech.ru drm/radeon: fix uninitialized size issue in radeon_vce_cs_parse()

Xianwei Zhao xianwei.zhao@amlogic.com pmdomain: amlogic: fix T7 ISP secpower

Saranya R quic_sarar@quicinc.com soc: qcom: pdr: Fix the potential deadlock

Sven Eckelmann sven@narfation.org batman-adv: Ignore own maximum aggregation size during RX

Gavrilov Ilia Ilia.Gavrilov@infotecs.ru xsk: fix an integer overflow in xp_create_and_assign_umem()

David Howells dhowells@redhat.com keys: Fix UAF in key_put()

Ard Biesheuvel ardb@kernel.org efi/libstub: Avoid physical address 0x0 when doing random allocation

Johan Hovold johan+linaro@kernel.org firmware: qcom: uefisecapp: fix efivars registration race

Geert Uytterhoeven geert+renesas@glider.be ARM: shmobile: smp: Enforce shmobile_smp_* alignment

Stefan Eichenberger stefan.eichenberger@toradex.com ARM: dts: imx6qdl-apalis: Fix poweroff on Apalis iMX6

Shakeel Butt shakeel.butt@linux.dev memcg: drain obj stock on cpu hotplug teardown

Ye Bin yebin10@huawei.com proc: fix UAF in proc_get_inode()

Kirill A. Shutemov kirill.shutemov@linux.intel.com mm/page_alloc: fix memory accept before watermarks gets initialized

Zi Yan ziy@nvidia.com mm/migrate: fix shmem xarray update during migration

Raphael S. Carvalho raphaelsc@scylladb.com mm: fix error handling in __filemap_get_folio() with FGP_NOWAIT

Rafael Aquini raquini@redhat.com selftests/mm: run_vmtests.sh: fix half_ufd_size_MB calculation

Gu Bowen gubowen5@huawei.com mmc: atmel-mci: Add missing clk_disable_unprepare()

Kamal Dasu kamal.dasu@broadcom.com mmc: sdhci-brcmstb: add cqhci suspend/resume to PM ops

Quentin Schulz quentin.schulz@cherry.de arm64: dts: rockchip: fix pinmux of UART5 for PX30 Ringneck on Haikou

Quentin Schulz quentin.schulz@cherry.de arm64: dts: rockchip: fix pinmux of UART0 for PX30 Ringneck on Haikou

Stefan Eichenberger stefan.eichenberger@toradex.com arm64: dts: freescale: imx8mm-verdin-dahlia: add Microphone Jack to sound card

Stefan Eichenberger stefan.eichenberger@toradex.com arm64: dts: freescale: imx8mp-verdin-dahlia: add Microphone Jack to sound card

Dan Carpenter dan.carpenter@linaro.org accel/qaic: Fix integer overflow in qaic_validate_req()

Christian Eggers ceggers@arri.de regulator: check that dummy regulator has been probed before using it

Christian Eggers ceggers@arri.de regulator: dummy: force synchronous probing

Max Kellermann max.kellermann@ionos.com netfs: Call `invalidate_cache` only if implemented

E Shattow e@freeshell.de riscv: dts: starfive: Fix a typo in StarFive JH7110 pin function definitions

Jens Axboe axboe@kernel.dk io_uring/net: don't clear REQ_F_NEED_CLEANUP unconditionally

Maíra Canal mcanal@igalia.com drm/v3d: Don't run jobs that have errors flagged in its fence

Tomasz Rusinowicz tomasz.rusinowicz@intel.com drm/xe: Fix exporting xe buffers multiple times

Haibo Chen haibo.chen@nxp.com can: flexcan: disable transceiver during system PM

Haibo Chen haibo.chen@nxp.com can: flexcan: only change CAN state when link up in system PM

Vincent Mailhol mailhol.vincent@wanadoo.fr can: ucan: fix out of bound read in strscpy() source

Biju Das biju.das.jz@bp.renesas.com can: rcar_canfd: Fix page entries in the AFL list

Biju Das biju.das.jz@bp.renesas.com dt-bindings: can: renesas,rcar-canfd: Fix typo in pattern properties for R-Car V4M

Haiyang Zhang haiyangz@microsoft.com net: mana: Support holes in device list reply msg

Andreas Kemnade andreas@kemnade.info i2c: omap: fix IRQ storms

Masami Hiramatsu (Google) mhiramat@kernel.org tracing: tprobe-events: Fix leakage of module refcount

Guillaume Nault gnault@redhat.com Revert "gre: Fix IPv6 link-local address generation."

Lin Ma linma@zju.edu.cn net/neighbor: add missing policy for NDTPA_QUEUE_LENBYTES

Yongjian Sun sunyongjian1@huawei.com libfs: Fix duplicate directory entry in offset_dir_lookup

Justin Iurman justin.iurman@uliege.be net: ipv6: ioam6: fix lwtunnel_output() loop

Justin Iurman justin.iurman@uliege.be net: lwtunnel: fix recursion loops

MD Danish Anwar danishanwar@ti.com net: ti: icssg-prueth: Add lock to stats

Dan Carpenter dan.carpenter@linaro.org net: atm: fix use after free in lec_send()

Jason Gunthorpe jgg@ziepe.ca gpu: host1x: Do not assume that a NULL domain means no DMA IOMMU

Michal Swiatkowski michal.swiatkowski@linux.intel.com phy: fix xa_alloc_cyclic() error handling

Michal Swiatkowski michal.swiatkowski@linux.intel.com dpll: fix xa_alloc_cyclic() error handling

Michal Swiatkowski michal.swiatkowski@linux.intel.com devlink: fix xa_alloc_cyclic() error handling

Kuniyuki Iwashima kuniyu@amazon.com ipv6: Set errno after ip_fib_metrics_init() in ip6_route_info_create().

Kuniyuki Iwashima kuniyu@amazon.com ipv6: Fix memleak of nhc_pcpu_rth_output in fib_check_nh_v6_gw().

Felix Fietkau nbd@nbd.name net: ipv6: fix TCP GSO segmentation with NAT

Vignesh Raghavendra vigneshr@ti.com net: ethernet: ti: am65-cpsw: Fix NAPI registration sequence

Niklas Cassel cassel@kernel.org ata: libata-core: Add ATA_QUIRK_NO_LPM_ON_ATI for certain Samsung SSDs

Masami Hiramatsu (Google) mhiramat@kernel.org tracing: tprobe-events: Fix to clean up tprobe correctly when module unload

David Lechner dlechner@baylibre.com ARM: davinci: da850: fix selecting ARCH_DAVINCI_DA8XX

Jeffrey Hugo quic_jhugo@quicinc.com accel/qaic: Fix possible data corruption in BOs > 2G

Arkadiusz Bokowy arkadiusz.bokowy@gmail.com Bluetooth: hci_event: Fix connection regression between LE and non-LE adapters

Dan Carpenter dan.carpenter@linaro.org Bluetooth: Fix error code in chan_alloc_skb_cb()

Junxian Huang huangjunxian6@hisilicon.com RDMA/hns: Fix wrong value of max_sge_rd

Junxian Huang huangjunxian6@hisilicon.com RDMA/hns: Fix missing xa_destroy()

Junxian Huang huangjunxian6@hisilicon.com RDMA/hns: Fix a missing rollback in error path of hns_roce_create_qp_common()

Junxian Huang huangjunxian6@hisilicon.com RDMA/hns: Fix invalid sq params not being blocked

Junxian Huang huangjunxian6@hisilicon.com RDMA/hns: Fix unmatched condition in error path of alloc_user_qp_db()

Junxian Huang huangjunxian6@hisilicon.com RDMA/hns: Fix soft lockup during bt pages loop

Saravanan Vajravel saravanan.vajravel@broadcom.com RDMA/bnxt_re: Avoid clearing VLAN_ID mask in modify qp path

Baochen Qiang quic_bqiang@quicinc.com dma-mapping: fix missing clear bdr in check_ram_in_range_map()

Chester A. Unal chester.a.unal@arinc9.com ARM: dts: BCM5301X: Fix switch port labels of ASUS RT-AC3200

Chester A. Unal chester.a.unal@arinc9.com ARM: dts: BCM5301X: Fix switch port labels of ASUS RT-AC5300

Phil Elwell phil@raspberrypi.com ARM: dts: bcm2711: Don't mark timer regs unconfigured

Arnd Bergmann arnd@arndb.de ARM: OMAP1: select CONFIG_GENERIC_IRQ_CHIP

Qasim Ijaz qasdev00@gmail.com RDMA/mlx5: Handle errors returned from mlx5r_ib_rate()

Kashyap Desai kashyap.desai@broadcom.com RDMA/bnxt_re: Add missing paranthesis in map_qp_id_to_tbl_indx

Zhu Yanjun yanjun.zhu@linux.dev RDMA/rxe: Fix the failure of ibv_query_device() and ibv_query_device_ex() tests

Yao Zi ziyao@disroot.org arm64: dts: rockchip: Remove undocumented sdmmc property from lubancat-1

Phil Elwell phil@raspberrypi.com arm64: dts: bcm2712: PL011 UARTs are actually r1p5

Phil Elwell phil@raspberrypi.com ARM: dts: bcm2711: PL011 UARTs are actually r1p5

Stefan Wahren wahrenst@gmx.net ARM: dts: bcm2711: Fix xHCI power-domain

Peng Fan peng.fan@nxp.com soc: imx8m: Unregister cpufreq and soc dev in cleanup path

Marek Vasut marex@denx.de soc: imx8m: Use devm_* to simplify probe failure handling

Marek Vasut marex@denx.de soc: imx8m: Remove global soc_uid

Cosmin Ratiu cratiu@nvidia.com xfrm_output: Force software GSO only in tunnel mode

Alexandre Cassen acassen@corp.free.fr xfrm: fix tunnel mode TX datapath in packet offload mode

Heiko Stuebner heiko.stuebner@cherry.de arm64: dts: rockchip: remove supports-cqe from rk3588 tiger

Heiko Stuebner heiko.stuebner@cherry.de arm64: dts: rockchip: remove supports-cqe from rk3588 jaguar

Alexander Stein alexander.stein@ew.tq-group.com arm64: dts: freescale: tqma8mpql: Fix vqmmc-supply

Joe Hattori joe@pf.is.s.u-tokyo.ac.jp firmware: imx-scu: fix OF node leak in .probe()

Dan Carpenter dan.carpenter@linaro.org firmware: qcom: scm: Fix error code in probe()

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

Diffstat:

.../bindings/net/can/renesas,rcar-canfd.yaml | 2 +- Makefile | 4 +- arch/arm/boot/dts/broadcom/bcm2711-rpi.dtsi | 5 - arch/arm/boot/dts/broadcom/bcm2711.dtsi | 12 +- .../boot/dts/broadcom/bcm4709-asus-rt-ac3200.dts | 12 +- .../boot/dts/broadcom/bcm47094-asus-rt-ac5300.dts | 8 +- arch/arm/boot/dts/nxp/imx/imx6qdl-apalis.dtsi | 10 +- arch/arm/mach-davinci/Kconfig | 1 + arch/arm/mach-omap1/Kconfig | 1 + arch/arm/mach-shmobile/headsmp.S | 1 + arch/arm64/boot/dts/broadcom/bcm2712.dtsi | 2 +- .../boot/dts/freescale/imx8mm-verdin-dahlia.dtsi | 6 +- .../arm64/boot/dts/freescale/imx8mp-tqma8mpql.dtsi | 16 +-- .../boot/dts/freescale/imx8mp-verdin-dahlia.dtsi | 6 +- .../boot/dts/rockchip/px30-ringneck-haikou.dts | 12 ++ arch/arm64/boot/dts/rockchip/rk3399-nanopi-r4s.dts | 2 +- arch/arm64/boot/dts/rockchip/rk3566-lubancat-1.dts | 1 - arch/arm64/boot/dts/rockchip/rk3588-jaguar.dts | 1 - arch/arm64/boot/dts/rockchip/rk3588-tiger.dtsi | 1 - arch/arm64/include/asm/kvm_host.h | 23 +--- arch/arm64/kernel/fpsimd.c | 25 ---- arch/arm64/kvm/arm.c | 9 -- arch/arm64/kvm/fpsimd.c | 100 ++------------ arch/arm64/kvm/hyp/entry.S | 5 + arch/arm64/kvm/hyp/include/hyp/switch.h | 133 +++++++++++++----- arch/arm64/kvm/hyp/nvhe/hyp-main.c | 11 +- arch/arm64/kvm/hyp/nvhe/pkvm.c | 29 ---- arch/arm64/kvm/hyp/nvhe/switch.c | 140 ++++++++++--------- arch/arm64/kvm/hyp/vhe/switch.c | 21 ++- arch/riscv/boot/dts/starfive/jh7110-pinfunc.h | 2 +- drivers/accel/qaic/qaic_data.c | 9 +- drivers/ata/libata-core.c | 14 +- drivers/dpll/dpll_core.c | 2 +- drivers/firmware/efi/libstub/randomalloc.c | 4 + drivers/firmware/imx/imx-scu.c | 1 + drivers/firmware/qcom/qcom_qseecom_uefisecapp.c | 18 +-- drivers/firmware/qcom/qcom_scm.c | 4 +- drivers/gpu/drm/amd/amdgpu/gfx_v12_0.c | 2 +- drivers/gpu/drm/amd/amdgpu/gmc_v12_0.c | 22 +-- drivers/gpu/drm/amd/amdgpu/nv.c | 20 +-- drivers/gpu/drm/amd/amdgpu/soc15.c | 21 ++- drivers/gpu/drm/amd/amdgpu/vi.c | 43 +++--- drivers/gpu/drm/amd/amdkfd/kfd_queue.c | 12 +- drivers/gpu/drm/amd/amdkfd/kfd_svm.c | 8 +- drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 2 +- .../gpu/drm/amd/display/dc/dce/dmub_hw_lock_mgr.c | 11 ++ drivers/gpu/drm/amd/pm/amdgpu_pm.c | 2 + .../gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_2_ppt.c | 96 +++++++------ drivers/gpu/drm/radeon/radeon_vce.c | 2 +- drivers/gpu/drm/scheduler/sched_entity.c | 11 +- drivers/gpu/drm/v3d/v3d_sched.c | 9 +- drivers/gpu/drm/xe/xe_bo.h | 2 - drivers/gpu/drm/xe/xe_dma_buf.c | 2 +- drivers/gpu/host1x/dev.c | 6 + drivers/i2c/busses/i2c-omap.c | 26 +--- drivers/infiniband/hw/bnxt_re/qplib_fp.c | 2 - drivers/infiniband/hw/bnxt_re/qplib_rcfw.h | 3 +- drivers/infiniband/hw/hns/hns_roce_alloc.c | 4 +- drivers/infiniband/hw/hns/hns_roce_cq.c | 1 + drivers/infiniband/hw/hns/hns_roce_hem.c | 16 ++- drivers/infiniband/hw/hns/hns_roce_main.c | 2 +- drivers/infiniband/hw/hns/hns_roce_qp.c | 20 +-- drivers/infiniband/hw/mlx5/ah.c | 14 +- drivers/infiniband/sw/rxe/rxe.c | 25 +--- drivers/mmc/host/atmel-mci.c | 4 +- drivers/mmc/host/sdhci-brcmstb.c | 10 ++ drivers/net/can/flexcan/flexcan-core.c | 18 ++- drivers/net/can/rcar/rcar_canfd.c | 28 ++-- drivers/net/can/usb/ucan.c | 43 +++--- drivers/net/ethernet/microsoft/mana/gdma_main.c | 14 +- drivers/net/ethernet/ti/am65-cpsw-nuss.c | 32 +++-- drivers/net/ethernet/ti/icssg/icssg_prueth.c | 1 + drivers/net/ethernet/ti/icssg/icssg_prueth.h | 2 + drivers/net/ethernet/ti/icssg/icssg_stats.c | 4 + drivers/net/phy/phy_link_topology.c | 2 +- drivers/pmdomain/amlogic/meson-secure-pwrc.c | 2 +- drivers/regulator/core.c | 12 +- drivers/regulator/dummy.c | 2 +- drivers/soc/imx/soc-imx8m.c | 151 ++++++++++----------- drivers/soc/qcom/pdr_interface.c | 8 +- fs/libfs.c | 2 +- fs/netfs/write_collect.c | 3 +- fs/proc/generic.c | 10 +- fs/proc/inode.c | 6 +- fs/proc/internal.h | 14 ++ fs/smb/server/smbacl.c | 5 +- include/linux/key.h | 1 + include/linux/libata.h | 2 + include/linux/proc_fs.h | 7 +- include/net/bluetooth/hci.h | 2 +- include/net/mana/gdma.h | 11 +- io_uring/net.c | 5 +- kernel/dma/direct.c | 28 ++-- kernel/sched/core.c | 21 +-- kernel/trace/trace_fprobe.c | 30 ++-- mm/filemap.c | 13 +- mm/huge_memory.c | 2 +- mm/memcontrol.c | 9 ++ mm/migrate.c | 10 +- mm/page_alloc.c | 14 +- net/atm/lec.c | 3 +- net/batman-adv/bat_iv_ogm.c | 3 +- net/batman-adv/bat_v_ogm.c | 3 +- net/bluetooth/6lowpan.c | 7 +- net/core/lwtunnel.c | 65 +++++++-- net/core/neighbour.c | 1 + net/devlink/core.c | 2 +- net/ipv6/addrconf.c | 15 +- net/ipv6/ioam6_iptunnel.c | 8 +- net/ipv6/route.c | 5 +- net/ipv6/tcpv6_offload.c | 21 ++- net/mptcp/options.c | 6 +- net/xdp/xsk_buff_pool.c | 2 +- net/xfrm/xfrm_output.c | 43 +++++- security/keys/gc.c | 4 +- security/keys/key.c | 2 + tools/lib/subcmd/parse-options.c | 2 +- tools/testing/selftests/mm/run_vmtests.sh | 4 +- 118 files changed, 942 insertions(+), 819 deletions(-)