[PATCH 5.15 00/95] 5.15.211-rc1 review

[Greg Kroah-Hartman <gregkh@linuxfoundation.org>]

This is the start of the stable review cycle for the 5.15.211 release.
There are 95 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, 04 Jul 2026 15:50:58 +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/v5.x/stable-review/patch-5.15.211-rc1.gz
or in the git tree and branch at:
	git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-5.15.y
and the diffstat can be found below.

thanks,

greg k-h

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

Greg Kroah-Hartman <gregkh@linuxfoundation.org>
    Linux 5.15.211-rc1

Thadeu Lima de Souza Cascardo <cascardo@igalia.com>
    dlm: prevent NPD when writing a positive value to event_done

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

Herbert Xu <herbert@gondor.apana.org.au>
    crypto: qat - Return pointer directly in adf_ctl_alloc_resources

Thorsten Blum <thorsten.blum@linux.dev>
    crypto: qat - Replace kzalloc() + copy_from_user() with memdup_user()

Bagas Sanjaya <bagasdotme@gmail.com>
    Documentation: ioctl-number: Extend "Include File" column width

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

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

Santosh Kalluri <santosh.kalluri129@gmail.com>
    net: phonet: free phonet_device after RCU grace period

Kuniyuki Iwashima <kuniyu@amazon.com>
    phonet: Pass net and ifindex to phonet_address_notify().

Kuniyuki Iwashima <kuniyu@amazon.com>
    phonet: Pass ifindex to fill_addr().

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

Mukesh Ojha <mukesh.ojha@oss.qualcomm.com>
    misc: fastrpc: Fix NULL pointer dereference in rpmsg callback

Abel Vesa <abel.vesa@linaro.org>
    misc: fastrpc: Add dma_mask to fastrpc_channel_ctx

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

Paolo Abeni <pabeni@redhat.com>
    mptcp: fix missing wakeups in edge scenarios

Michael Bommarito <michael.bommarito@gmail.com>
    NFSv4/pNFS: reject zero-length r_addr in nfs4_decode_mp_ds_addr

Dominik Woźniak <stalion@gmail.com>
    nfsd: check get_user() return when reading princhashlen

Jeff Layton <jlayton@kernel.org>
    nfsd: fix posix_acl leak on SETACL decode failure

Guannan Wang <wgnbuaa@gmail.com>
    NFSD: Fix SECINFO_NO_NAME decode error cleanup

Steffen Persvold <spersvold@gmail.com>
    fbdev: modedb: Fix misaligned fields in the 1920x1080-60 mode

Ian Bridges <icb@fastmail.org>
    fbdev: Fix fb_new_modelist to prevent null-ptr-deref in fb_videomode_to_var

Wentao Liang <vulab@iscas.ac.cn>
    power: reset: linkstation-poweroff: fix use-after-free in the linkstation_poweroff_init()

Ashutosh Desai <ashutoshdesai993@gmail.com>
    KVM: SVM: Fix page overflow in sev_dbg_crypt() for ENCRYPT path

Zhang Cen <rollkingzzc@gmail.com>
    ocfs2: reject oversized group bitmap descriptors

Wentao Liang <vulab@iscas.ac.cn>
    fpga: region: fix use-after-free in child_regions_with_firmware()

Qingshuang Fu <fuqingshuang@kylinos.cn>
    irqchip/imgpdc: Fix resource leak, add missing chained handler cleanup on remove

Wentao Liang <vulab@iscas.ac.cn>
    pNFS: Fix use-after-free in pnfs_update_layout()

Doruk Tan Ozturk <doruk@0sec.ai>
    tipc: fix slab-use-after-free Read in tipc_aead_decrypt_done

Fan Wu <fanwu01@zju.edu.cn>
    hdlc_ppp: sync per-proto timers before freeing hdlc state

Michael Bommarito <michael.bommarito@gmail.com>
    exfat: fix potential use-after-free in exfat_find_dir_entry()

Maciej W. Rozycki <macro@orcam.me.uk>
    MIPS: DEC: Prevent initial console buffer from landing in XKPHYS

Dawei Feng <dawei.feng@seu.edu.cn>
    bpf: use kvfree() for replaced sysctl write buffer

Zhang Cen <rollkingzzc@gmail.com>
    f2fs: validate ACL entry sizes in f2fs_acl_from_disk()

Bitterblue Smith <rtl8821cerfe2@gmail.com>
    wifi: rtlwifi: rtl8821ae: Fix C2H bit location in RX descriptor

Jose Ignacio Tornos Martinez <jtornosm@redhat.com>
    wifi: ath11k: fix warning when unbinding

Zenm Chen <zenmchen@gmail.com>
    wifi: mt76: mt76x2u: Add support for ELECOM WDC-867SU3S

Shaomin Chen <eeesssooo020@gmail.com>
    keys: Pin request_key_auth payload in instantiate paths

Jarkko Sakkinen <jarkko@kernel.org>
    KEYS: fix overflow in keyctl_pkey_params_get_2()

Doruk Tan Ozturk <doruk@0sec.ai>
    mac802154: llsec: add skb_cow_data() before in-place crypto

Herbert Xu <herbert@gondor.apana.org.au>
    crypto: af_alg - Set merge to zero early in af_alg_sendmsg

Yuto Ohnuki <ytohnuki@amazon.com>
    ext4: add bounds check for inline data length in ext4_read_inline_page

Konstantin Komarov <almaz.alexandrovich@paragon-software.com>
    ntfs3: reject direct userspace writes to reserved $LX* xattrs

Bjoern Doebel <doebel@amazon.de>
    ring-buffer: Remove ring_buffer_read_prepare_sync()

Sven Eckelmann <sven@narfation.org>
    batman-adv: tvlv: avoid race of cifsnotfound handler state

Sven Eckelmann <sven@narfation.org>
    batman-adv: tvlv: enforce 2-byte alignment

Sven Eckelmann <sven@narfation.org>
    batman-adv: dat: prevent false sharing between VLANs

Sven Eckelmann <sven@narfation.org>
    batman-adv: tt: track roam count per VID

Sven Eckelmann <sven@narfation.org>
    batman-adv: tt: don't merge change entries with different VIDs

Sven Eckelmann <sven@narfation.org>
    batman-adv: tp_meter: handle overlapping packets

Sven Eckelmann <sven@narfation.org>
    batman-adv: tp_meter: prevent parallel modifications of last_recv

Sven Eckelmann <sven@narfation.org>
    batman-adv: tp_meter: annotate last_recv_time access with READ/WRITE_ONCE

Sven Eckelmann <sven@narfation.org>
    batman-adv: tp_meter: restrict number of unacked list entries

Sven Eckelmann <sven@narfation.org>
    batman-adv: v: prevent OGM aggregation on disabled hardif

Sven Eckelmann <sven@narfation.org>
    batman-adv: frag: avoid underflow of TTL

Sven Eckelmann <sven@narfation.org>
    batman-adv: frag: ensure fragment is writable before modifying TTL

Sven Eckelmann <sven@narfation.org>
    batman-adv: fix (m|b)cast csum after decrementing TTL

Sven Eckelmann <sven@narfation.org>
    batman-adv: ensure bcast is writable before modifying TTL

Sven Eckelmann <sven@narfation.org>
    batman-adv: tp_meter: initialize last_recv_time during init

Sven Eckelmann <sven@narfation.org>
    batman-adv: prevent ELP transmission interval underflow

Sven Eckelmann <sven@narfation.org>
    batman-adv: bla: annotate lasttime access with READ/WRITE_ONCE

Sven Eckelmann <sven@narfation.org>
    batman-adv: tp_meter: add only finished tp_vars to lists

Sven Eckelmann <sven@narfation.org>
    batman-adv: tp_meter: handle seqno wrap-around for fast recovery detection

Sven Eckelmann <sven@narfation.org>
    batman-adv: tp_meter: fix fast recovery precondition

Sven Eckelmann <sven@narfation.org>
    batman-adv: tp_meter: avoid divide-by-zero for dec_cwnd

Sven Eckelmann <sven@narfation.org>
    batman-adv: tp_meter: avoid window underflow

Sven Eckelmann <sven@narfation.org>
    batman-adv: tp_meter: initialize dec_cwnd explicitly

Sven Eckelmann <sven@narfation.org>
    batman-adv: tp_meter: initialize dup_acks explicitly

Sven Eckelmann <sven@narfation.org>
    batman-adv: tp_meter: keep unacked list in ascending ordered

Yijia Wang <wangyijia.yeah@bytedance.com>
    kselftest/arm64: signal: Skip SVE signal test if not enough VLs supported

Sean Christopherson <seanjc@google.com>
    KVM: x86/mmu: Ensure hugepage is in by slot before checking max mapping level

Petr Machata <petrm@nvidia.com>
    Revert "ptp: add testptp mask test"

Petr Machata <petrm@nvidia.com>
    Revert "selftest/ptp: update ptp selftest to exercise the gettimex options"

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

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

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

Jiexun Wang <wangjiexun2025@gmail.com>
    af_unix: Reject SIOCATMARK on non-stream sockets

Mathias Nyman <mathias.nyman@linux.intel.com>
    xhci: fix memory leak regression when freeing xhci vdev devices depth first

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

Jiacheng Shi <billsjc@sjtu.edu.cn>
    vfio/iommu_type1: replace kfree with kvfree

Antoniu Miclaus <antoniu.miclaus@analog.com>
    iio: light: bh1780: fix PM runtime leak on error path

Sven Eckelmann <sven@narfation.org>
    batman-adv: tt: prevent TVLV entry number overflow

Sven Eckelmann <sven@narfation.org>
    batman-adv: tt: reject oversized local TVLV buffers

Maíra Canal <mcanal@igalia.com>
    drm/v3d: Skip CSD when it has zeroed workgroups

Maíra Canal <mcanal@igalia.com>
    drm/v3d: Store the active job inside the queue's state

Eric Dumazet <edumazet@google.com>
    ip6_vti: set netns_immutable on the fallback device.

Harry Wentland <harry.wentland@amd.com>
    drm/amd/display: Bound VBIOS record-chain walk loops

Pedro Tammela <pctammela@mojatatu.com>
    net/sched: act_pedit: free pedit keys on bail from offset check

Rajat Gupta <rajat.gupta@oss.qualcomm.com>
    net/sched: fix pedit partial COW leading to page cache corruption

Pedro Tammela <pctammela@mojatatu.com>
    net/sched: act_pedit: rate limit datapath messages

Pedro Tammela <pctammela@mojatatu.com>
    net/sched: act_pedit: check static offsets a priori

Jann Horn <jannh@google.com>
    fuse: limit FUSE_NOTIFY_RETRIEVE to uptodate folios


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

Diffstat:

 Documentation/userspace-api/ioctl/ioctl-number.rst | 447 ++++++++++-----------
 Makefile                                           |   4 +-
 arch/mips/dec/prom/console.c                       |   7 +-
 arch/x86/kvm/mmu/mmu.c                             |  19 +-
 arch/x86/kvm/svm/sev.c                             |   1 +
 crypto/af_alg.c                                    |   2 +
 drivers/char/agp/amd64-agp.c                       |   2 +-
 drivers/crypto/qat/qat_common/adf_cfg_common.h     |  32 --
 drivers/crypto/qat/qat_common/adf_cfg_user.h       |  38 --
 drivers/crypto/qat/qat_common/adf_common_drv.h     |   3 -
 drivers/crypto/qat/qat_common/adf_ctl_drv.c        | 421 +------------------
 drivers/crypto/qat/qat_common/adf_dev_mgr.c        |  70 ----
 drivers/fpga/of-fpga-region.c                      |   3 +-
 drivers/gpu/drm/amd/display/dc/bios/bios_parser.c  |  15 +-
 drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c |  15 +-
 .../drm/amd/display/dc/bios/bios_parser_helper.h   |   5 +
 drivers/gpu/drm/v3d/v3d_drv.h                      |   8 +-
 drivers/gpu/drm/v3d/v3d_gem.c                      |   5 +-
 drivers/gpu/drm/v3d/v3d_irq.c                      |  24 +-
 drivers/gpu/drm/v3d/v3d_sched.c                    |  36 +-
 drivers/hv/hv_kvp.c                                |  25 +-
 drivers/hv/vmbus_drv.c                             |  56 ++-
 drivers/i2c/i2c-stub.c                             |   5 +
 drivers/iio/light/bh1780.c                         |   4 +-
 drivers/infiniband/hw/bnxt_re/ib_verbs.c           |   2 +-
 drivers/irqchip/irq-imgpdc.c                       |   6 +
 drivers/media/test-drivers/vidtv/vidtv_mux.c       |   8 +-
 drivers/misc/fastrpc.c                             |   7 +-
 drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c |   8 +-
 drivers/net/ethernet/qualcomm/rmnet/rmnet_config.h |   1 +
 drivers/net/wan/hdlc_ppp.c                         |  15 +-
 drivers/net/wireless/ath/ath11k/dp.c               |   1 +
 drivers/net/wireless/mediatek/mt76/mt76x2/usb.c    |   1 +
 .../net/wireless/realtek/rtlwifi/rtl8821ae/trx.h   |   2 +-
 drivers/power/reset/linkstation-poweroff.c         |   2 +-
 drivers/regulator/core.c                           |  10 +-
 drivers/tty/vt/vc_screen.c                         |   2 +-
 drivers/usb/host/xhci-mem.c                        |   2 +-
 drivers/vfio/vfio_iommu_type1.c                    |   2 +-
 drivers/video/fbdev/core/fbmem.c                   |  12 +
 drivers/video/fbdev/core/modedb.c                  |   2 +-
 fs/dlm/lockspace.c                                 |   2 +-
 fs/exfat/dir.c                                     |   4 +-
 fs/ext4/inline.c                                   |   8 +
 fs/f2fs/acl.c                                      |  18 +-
 fs/fuse/dev.c                                      |  23 +-
 fs/fuse/file.c                                     |   8 +-
 fs/ksmbd/smb2pdu.c                                 |   5 +
 fs/nfs/pnfs.c                                      |   2 +-
 fs/nfs/pnfs_nfs.c                                  |   4 +-
 fs/nfsd/nfs2acl.c                                  |  17 +-
 fs/nfsd/nfs3acl.c                                  |  17 +-
 fs/nfsd/nfs4recover.c                              |   3 +-
 fs/nfsd/nfs4xdr.c                                  |   3 +-
 fs/ntfs3/xattr.c                                   |  12 +
 fs/ocfs2/suballoc.c                                |  22 +
 include/keys/request_key_auth-type.h               |   2 +
 include/linux/kvm_host.h                           |   7 +-
 include/linux/ring_buffer.h                        |   4 +-
 include/net/phonet/pn_dev.h                        |   2 +-
 include/net/tc_act/tc_pedit.h                      |   1 -
 kernel/bpf/cgroup.c                                |   2 +-
 kernel/trace/ring_buffer.c                         |  74 +---
 kernel/trace/trace.c                               |  14 +-
 kernel/trace/trace_kdb.c                           |   8 +-
 net/batman-adv/bat_iv_ogm.c                        |  11 +-
 net/batman-adv/bat_v.c                             |   1 +
 net/batman-adv/bat_v_ogm.c                         |  23 +-
 net/batman-adv/bridge_loop_avoidance.c             |  28 +-
 net/batman-adv/distributed-arp-table.c             |  12 +-
 net/batman-adv/fragmentation.c                     |  22 +-
 net/batman-adv/fragmentation.h                     |   3 +-
 net/batman-adv/netlink.c                           |  10 +-
 net/batman-adv/routing.c                           |  64 ++-
 net/batman-adv/tp_meter.c                          | 115 ++++--
 net/batman-adv/translation-table.c                 |  40 +-
 net/batman-adv/tvlv.c                              |  69 +++-
 net/batman-adv/types.h                             |  21 +-
 net/ipv6/ip6_vti.c                                 |   1 +
 net/mac802154/llsec.c                              |  14 +
 net/mptcp/protocol.c                               |   4 +-
 net/phonet/pn_dev.c                                |  12 +-
 net/phonet/pn_netlink.c                            |  23 +-
 net/sched/act_pedit.c                              | 101 +++--
 net/tipc/crypto.c                                  |   9 +
 net/unix/af_unix.c                                 |   3 +
 security/keys/internal.h                           |   2 +
 security/keys/keyctl.c                             |  24 +-
 security/keys/keyctl_pkey.c                        |   9 +-
 security/keys/request_key_auth.c                   |  33 +-
 .../testcases/fake_sigreturn_sve_change_vl.c       |   2 +
 tools/testing/selftests/ptp/testptp.c              |  79 +---
 92 files changed, 1104 insertions(+), 1223 deletions(-)