This is the start of the stable review cycle for the 6.6.154 release. There are 87 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 Thu, 27 Aug 2026 13:25:02 +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-6.6.154-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 6.6.154-rc1

Laxman Acharya Padhya acharyalaxman8848@gmail.com Bluetooth: hci_event: validate LE Set CIG Parameters response

Chengfeng Ye nicoyip.dev@gmail.com Bluetooth: hci_event: fix LE list UAF on reset

Michael Bommarito michael.bommarito@gmail.com HID: hyperv: validate initial device info bounds

Haoxiang Li haoxiang_li2024@163.com HID: sensor: custom: Fix use-after-free in enable_sensor

Jann Horn jannh@google.com HID: core: fix number/pointer type confusion on long items

Ibrahim Hashimov security@auditcode.ai HID: nintendo: fix out-of-bounds read in joycon_ctlr_read_handler()

Bryam Vargas hexlabsecurity@proton.me selinux: require a class's permission values to cover its permission count

Bryam Vargas hexlabsecurity@proton.me selinux: reject a permission value exceeding the class permission count

Christian Göttsche cgzones@googlemail.com selinux: more strict policy parsing

Christian Göttsche cgzones@googlemail.com selinux: use u16 for security classes

Christian Göttsche cgzones@googlemail.com selinux: make more use of str_read() when loading the policy

Christian Göttsche cgzones@googlemail.com selinux: avoid unnecessary indirection in struct level_datum

Christian Göttsche cgzones@googlemail.com selinux: use known type instead of void pointer

Paul Moore paul@paul-moore.com selinux: fix style issues in security/selinux/ss/policydb.c

Paul Moore paul@paul-moore.com selinux: fix style issues in security/selinux/ss/policydb.h

Shardul Bankar shardul.b@mpiricsoftware.com mptcp: pm: fix memory leak from alloc-during-teardown race

Donglin Lyu DongLin_Lyu@outlook.com Input: atkbd - skip deactivate for HONOR ZQC-P

Cryolitia PukNgae cryolitia.pukngae@linux.dev Input: atkbd - skip deactivate for HONOR FMB-P's internal keyboard

Chengfeng Ye nicoyip.dev@gmail.com Bluetooth: hci_sync: Fix advertising data UAFs

Xiang Mei (Microsoft) xmei5@asu.edu xfrm: fix sk_dst_cache double-free in xfrm_user_policy()

Baul Lee baul.lee@xbow.com HID: core: fix OOB read of field->usage in hid_set_field()

Lee Jones lee@kernel.org HID: magicmouse: Prevent out-of-bounds (OOB) read during DOUBLE_REPORT_ID

Jose Villaseñor Montfort pepemontfort@gmail.com HID: magicmouse: do not keep a stale msc->input if no input is claimed

Andrei Fed andfed.net@gmail.com HID: magicmouse: fix battery reporting for Bluetooth Magic Trackpad USB-C

Qing Luo luoqing@kylinos.cn mptcp: pm: fix data race in add_addr timer callback

Dawid Wróbel me@dawidwrobel.com ASoC: codecs: lpass-tx-macro: Fix enum kcontrol accesses

Peter Ujfalusi peter.ujfalusi@linux.intel.com ASoC: SOF: ipc4-pcm: Continue the pipeline trigger in case of IPC timeout

Peter Ujfalusi peter.ujfalusi@linux.intel.com ASoC: SOF: pcm: Add snd_sof_pcm specific wrappers for dev_dbg() and dev_err()

Peter Ujfalusi peter.ujfalusi@linux.intel.com ASoC: SOF: pcm: Move period/buffer configuration print after platform open

Peter Ujfalusi peter.ujfalusi@linux.intel.com ASoC: SOF: Relocate and rework functionality for PCM stream freeing

Kuninori Morimoto kuninori.morimoto.gx@renesas.com ASoC: sof: pcm: use snd_pcm_direction_name()

Greg Kroah-Hartman gregkh@linuxfoundation.org nvmet-tcp: Do not WARN on remotely-controlled oversized SGL allocations

Jiang HongHui jiang_hh2019@163.com nvmet-fc: fix invalid free in LS IOD error path

Bryam Vargas hexlabsecurity@proton.me nvmet-auth: zero the AUTH_RECEIVE response buffer

Luxiao Xu rakukuip@gmail.com ipv6: fix use-after-free in ip6_finish_output2()

Yong Wang edragain@163.com ipv4: reject undersized MTUs in ip_do_fragment()

Pavitra Jha jhapavitra98@gmail.com libceph: fix OOB read in decode_watchers() via missing bounds check

Linmao Li lilinmao@kylinos.cn Input: byd - synchronize timer deletion before freeing private data

Eric Dumazet edumazet@google.com ndisc: ndisc_send_redirect() cleanup

Linmao Li lilinmao@kylinos.cn nfc: nci: free destination parameters when closing a connection

Samuel Page sam@bynar.io nfc: nci: fix uninit-value in the RF discover/activated NTF handlers

Samuel Page sam@bynar.io nfc: nci: fix out-of-bounds write in nci_target_auto_activated()

Doruk Tan Ozturk doruk@0sec.ai nfc: st21nfca: validate ATR_REQ length against the received frame

Xu Rao raoxu@uniontech.com nfc: pn533: purge fragmented skbs during cleanup

Doruk Tan Ozturk doruk@0sec.ai nfc: llcp: reject PDUs shorter than the LLCP header

Muhammad Bilal meatuni001@gmail.com nfc: llcp: fix OOB read and u8 offset wrap in TLV parsers

Doruk Tan Ozturk doruk@0sec.ai nfc: llcp: bound the connect_sn TLV walk to the skb

Pengpeng Hou pengpeng@iscas.ac.cn nfc: microread: validate target discovery payload lengths

Bryam Vargas hexlabsecurity@proton.me nfc: fdp: bound the device-reported read length and fix an skb leak

Doruk Tan Ozturk doruk@0sec.ai nfc: digital: clamp SENSF_RES length to the destination buffer

Yang Wang kevinyang.wang@amd.com drm/amdgpu: check ASPM on the dGPU host link

Nathan Lucas nlucasgit@gmail.com drm/amd/display: fix BT.2020 YCbCr limited output CSC matrix

Ilya Bakoulin Ilya.Bakoulin@amd.com drm/amd/display: Fix BT2020 YCbCr limited/full range input

Kenneth Feng kenneth.feng@amd.com drm/amd/amdgpu: disable ASPM in some situations

Eric Farman farman@linux.ibm.com s390/vfio_ccw: Implement a crw lock

Eric Farman farman@linux.ibm.com s390/vfio_ccw: Calculate idal length based on idaw type

Eric Farman farman@linux.ibm.com s390/vfio_ccw: Ensure first IDAW remains constant

Eric Farman farman@linux.ibm.com s390/vfio_ccw: Free all memory if cp_init() fails

Junjie Cao junjie.cao@intel.com gpio: ml-ioh: use raw_spinlock_t for the register lock

Hongling Zeng zenghongling@kylinos.cn xfs: validate attr entry pointer before field access

Guanghui Yang 3497809730@qq.com ext4: clear error before retrying inode xattr space fallback

Matthias Goergens matthias.goergens@gmail.com ext4: stop retrying saturated xattr cache entries

Tetsuo Handa penguin-kernel@I-love.SAKURA.ne.jp kcov: fix data corruption and race conditions on PREEMPT_RT

Rik van Riel riel@surriel.com null_blk: fix UBSAN shift-out-of-bounds when zone_size is 0 or overflows

Ian Bridges icb@fastmail.org ocfs2: fix missing metadata reservation for large xattrs

Takashi Iwai tiwai@suse.de ALSA: dummy: Check card index validity at probe

Ibrahim Hashimov security@auditcode.ai xfs: bounds-check buffer log item's dirty bitmap

Christoph Hellwig hch@lst.de xfs: don't use a xfs_log_iovec for ri_buf in log recovery

Pei Xiao xiaopei01@kylinos.cn mmc: atmel-mci: Fix use-after-free in atmci_remove due to race condition

Zhiling Zou zhilinz@nebusec.ai inet: frags: publish queues before arming timer

Eric Dumazet edumazet@google.com inet: frags: save a pair of atomic operations in reassembly

Eric Dumazet edumazet@google.com inet: frags: change inet_frag_kill() to defer refcount updates

Eric Dumazet edumazet@google.com ipv4: frags: remove ipq_put()

Eric Dumazet edumazet@google.com inet: frags: add inet_frag_putn() helper

Luca Fresi luca.fresi@bithiatec.com serial: sc16is7xx: enable THRI before filling TX FIFO

Hugo Villeneuve hvilleneuve@dimonoff.com serial: sc16is7xx: use guards for simple mutex locks

Hugo Villeneuve hvilleneuve@dimonoff.com serial: sc16is7xx: rename EFR mutex with generic name

Lech Perczak lech.perczak@camlingroup.com serial: sc16is7xx: convert bitmask definitions to use BIT() macro

Lech Perczak lech.perczak@camlingroup.com serial: sc16is7xx: fix copy-paste errors in EFR_SWFLOWx_BIT constants

Jan Sebastian Götte linux@jaseg.de serial: qcom-geni: fix TX DMA buffer flush

Aditya Chillara aditya.chillara@oss.qualcomm.com perf/core: Fix group leader use-after-free after sibling detach

Peter Zijlstra peterz@infradead.org perf: Unify perf_event_free_task() / perf_event_exit_task_context()

Fan Wu fanwu01@zju.edu.cn serial: amba-pl011: synchronize DMA teardown

Koichiro Den den@valinux.co.jp NTB: ntb_netdev: Preserve RX queue depth on allocation failure

Griffin Kroah-Hartman griffin@kroah.com rndis_host: add overflow check in rndis_rx_fixup()

Ali Ahmet Memis ali@iusegentoo.com Bluetooth: RFCOMM: take rfcomm_mutex for the deferred setup accept

Steffen Persvold spersvold@gmail.com PCI: host-generic: Fix NULL pointer dereference on 32-bit CAM systems

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

Diffstat:

Makefile | 4 +- drivers/block/null_blk/zoned.c | 10 +- drivers/gpio/gpio-ml-ioh.c | 36 +- drivers/gpu/drm/amd/amdgpu/amdgpu.h | 2 +- drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 100 ++- drivers/gpu/drm/amd/amdgpu/nv.c | 2 +- drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 6 +- .../drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c | 2 +- drivers/gpu/drm/amd/display/dc/basics/dc_common.c | 3 +- .../gpu/drm/amd/display/dc/core/dc_hw_sequencer.c | 34 +- drivers/gpu/drm/amd/display/dc/core/dc_resource.c | 4 +- drivers/gpu/drm/amd/display/dc/dc_hw_types.h | 4 +- .../drm/amd/display/dc/dce/dce_stream_encoder.c | 3 +- .../amd/display/dc/dcn10/dcn10_stream_encoder.c | 3 +- .../display/dc/dcn31/dcn31_hpo_dp_stream_encoder.c | 3 +- drivers/gpu/drm/amd/display/dc/inc/hw/dpp.h | 6 +- .../amd/display/modules/info_packet/info_packet.c | 4 +- drivers/hid/hid-core.c | 11 +- drivers/hid/hid-hyperv.c | 27 +- drivers/hid/hid-input.c | 3 + drivers/hid/hid-magicmouse.c | 45 +- drivers/hid/hid-nintendo.c | 7 +- drivers/hid/hid-sensor-custom.c | 21 +- drivers/input/keyboard/atkbd.c | 23 +- drivers/input/mouse/byd.c | 2 +- drivers/mmc/host/atmel-mci.c | 2 + drivers/net/ntb_netdev.c | 15 +- drivers/net/usb/rndis_host.c | 6 +- drivers/nfc/fdp/i2c.c | 27 + drivers/nfc/microread/microread.c | 31 +- drivers/nfc/pn533/pn533.c | 1 + drivers/nfc/st21nfca/dep.c | 3 + drivers/nvme/target/fabrics-cmd-auth.c | 2 +- drivers/nvme/target/fc.c | 2 +- drivers/nvme/target/tcp.c | 5 +- drivers/pci/controller/pci-host-generic.c | 11 +- drivers/pci/ecam.c | 13 + drivers/s390/cio/vfio_ccw_chp.c | 26 +- drivers/s390/cio/vfio_ccw_cp.c | 43 +- drivers/s390/cio/vfio_ccw_cp.h | 2 + drivers/s390/cio/vfio_ccw_drv.c | 6 + drivers/s390/cio/vfio_ccw_ops.c | 4 + drivers/s390/cio/vfio_ccw_private.h | 4 + drivers/tty/serial/amba-pl011.c | 8 +- drivers/tty/serial/qcom_geni_serial.c | 51 +- drivers/tty/serial/sc16is7xx.c | 222 +++--- fs/ext4/xattr.c | 7 +- fs/ocfs2/xattr.c | 18 +- fs/xfs/libxfs/xfs_attr_leaf.c | 14 + fs/xfs/libxfs/xfs_log_recover.h | 4 +- fs/xfs/xfs_attr_item.c | 24 +- fs/xfs/xfs_bmap_item.c | 18 +- fs/xfs/xfs_buf_item.c | 8 +- fs/xfs/xfs_buf_item.h | 2 +- fs/xfs/xfs_buf_item_recover.c | 95 ++- fs/xfs/xfs_dquot_item_recover.c | 20 +- fs/xfs/xfs_extfree_item.c | 43 +- fs/xfs/xfs_icreate_item.c | 2 +- fs/xfs/xfs_inode_item.c | 6 +- fs/xfs/xfs_inode_item.h | 4 +- fs/xfs/xfs_inode_item_recover.c | 26 +- fs/xfs/xfs_log_recover.c | 16 +- fs/xfs/xfs_refcount_item.c | 16 +- fs/xfs/xfs_rmap_item.c | 16 +- fs/xfs/xfs_trans.h | 1 - include/linux/pci-ecam.h | 3 + include/linux/sched.h | 8 + include/net/inet_frag.h | 6 +- include/net/ipv6_frag.h | 5 +- kernel/events/core.c | 161 ++--- kernel/kcov.c | 90 +-- lib/Kconfig.debug | 5 +- net/bluetooth/hci_event.c | 8 +- net/bluetooth/hci_sync.c | 137 +++- net/bluetooth/rfcomm/core.c | 24 +- net/ceph/osd_client.c | 5 +- net/ieee802154/6lowpan/reassembly.c | 27 +- net/ipv4/inet_fragment.c | 33 +- net/ipv4/ip_fragment.c | 48 +- net/ipv4/ip_output.c | 4 + net/ipv6/ip6_output.c | 2 + net/ipv6/ndisc.c | 8 +- net/ipv6/netfilter/nf_conntrack_reasm.c | 27 +- net/ipv6/reassembly.c | 29 +- net/mptcp/pm_netlink.c | 9 +- net/mptcp/pm_userspace.c | 7 +- net/mptcp/protocol.c | 9 + net/mptcp/protocol.h | 7 +- net/nfc/digital_technology.c | 2 + net/nfc/llcp_commands.c | 18 +- net/nfc/llcp_core.c | 15 +- net/nfc/nci/ntf.c | 10 +- net/nfc/nci/rsp.c | 1 + net/xfrm/xfrm_state.c | 4 +- security/selinux/include/security.h | 1 + security/selinux/ss/avtab.c | 45 +- security/selinux/ss/avtab.h | 23 +- security/selinux/ss/conditional.c | 40 +- security/selinux/ss/conditional.h | 6 +- security/selinux/ss/constraint.h | 1 + security/selinux/ss/ebitmap.c | 4 +- security/selinux/ss/ebitmap.h | 5 +- security/selinux/ss/mls.c | 6 +- security/selinux/ss/policydb.c | 743 +++++++++++++-------- security/selinux/ss/policydb.h | 249 +++---- security/selinux/ss/services.c | 8 +- sound/drivers/dummy.c | 6 + sound/soc/codecs/lpass-tx-macro.c | 4 +- sound/soc/sof/ipc3-pcm.c | 13 +- sound/soc/sof/ipc3-topology.c | 20 +- sound/soc/sof/ipc4-pcm.c | 35 +- sound/soc/sof/ipc4-topology.c | 18 +- sound/soc/sof/pcm.c | 157 +++-- sound/soc/sof/sof-audio.c | 36 - sound/soc/sof/sof-audio.h | 17 +- 115 files changed, 2047 insertions(+), 1291 deletions(-)