This is the start of the stable review cycle for the 6.1.177 release. There are 129 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/v6.x/stable-review/patch-6.1.177-rc1... or in the git tree and branch at: git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-6.1.y and the diffstat can be found below.

thanks,

greg k-h

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

Greg Kroah-Hartman gregkh@linuxfoundation.org Linux 6.1.177-rc1

Wongi Lee qw3rtyp0@gmail.com ipv6: account for fraggap on the paged allocation path

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

Stepan Ionichev sozdayvek@gmail.com serial: 8250_dw: unregister 8250 port if clk_notifier_register() fails

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().

Davidlohr Bueso dave@stgolabs.net locking/rtmutex: Skip remove_waiter() when waiter is not enqueued

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

Ji'an Zhou eilaimemedsnaimel@gmail.com futex/requeue: Prevent NULL pointer dereference in remove_waiter() on self-deadlock

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

Tao Cui cuitao@kylinos.cn mptcp: pm: fix extra_subflows underflow on userspace PM subflow creation

Deepak Kumar Singh quic_deesin@quicinc.com rpmsg: char: Add lock to avoid race when rpmsg device is released

Hem Parekh hemparekh1596@gmail.com ksmbd: fix out-of-bounds read in smb_check_perm_dacl()

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

Jonas Jelonek jelonek.jonas@gmail.com MIPS: smp: report dying CPU to RCU in stop_this_cpu()

Yizhou Zhao zhaoyz24@mails.tsinghua.edu.cn 9p: avoid putting oldfid in p9_client_walk() error 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()

Huacai Chen chenhuacai@kernel.org LoongArch: Report dying CPU to RCU in stop_this_cpu()

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()

Sunmin Jeong s_min.jeong@samsung.com f2fs: fix to round down start offset of fallocate for pin file

Wenjie Qi qwjhust@gmail.com f2fs: validate compress cache inode only when enabled

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()

Koichiro Den den@valinux.co.jp NTB: epf: Avoid pci_iounmap() with offset when PEER_SPAD and CONFIG share BAR

Ruslan Valiyev linuxoid@gmail.com apparmor: fix use-after-free in rawdata dedup loop

Bryam Vargas hexlabsecurity@proton.me apparmor: mediate the implicit connect of TCP fast open sendmsg

Yiming Qian yimingqian591@gmail.com net: skmsg: preserve sg.copy across SG transforms

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

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

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

Yu Zhao yuzhao@google.com mm/mglru: skip special VMAs in lru_gen_look_around()

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

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

Paolo Bonzini pbonzini@redhat.com KVM: x86: Fix shadow paging use-after-free due to unexpected role

Ian Rogers irogers@google.com perf block-range: Move debug code behind ifndef NDEBUG

Ian Rogers irogers@google.com perf bench: Avoid NDEBUG warning

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

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

Florian Westphal fw@strlen.de netfilter: nf_tables: always walk all pending catchall elements

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

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

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

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

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

Russell King (Oracle) rmk+kernel@armlinux.org.uk ARM: fix branch predictor hardening

Russell King (Oracle) rmk+kernel@armlinux.org.uk ARM: fix hash_name() fault

Russell King (Oracle) rmk+kernel@armlinux.org.uk ARM: allow __do_kernel_fault() to report execution of memory faults

Russell King (Oracle) rmk+kernel@armlinux.org.uk ARM: group is_permission_fault() with is_translation_fault()

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

Peter Zijlstra peterz@infradead.org debugobjects,locking: Annotate debug_object_fill_pool() wait type violation

Eric Dumazet edumazet@google.com net: annotate data-races around sk->sk_{data_ready,write_space}

Sean Christopherson seanjc@google.com KVM: nVMX: Fold requested virtual interrupt check into has_nested_events()

Sean Christopherson seanjc@google.com KVM: nVMX: Check for pending posted interrupts when looking for nested events

Sean Christopherson seanjc@google.com KVM: nVMX: Add a helper to get highest pending from Posted Interrupt vector

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

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

Ihor Solodrai ihor.solodrai@pm.me selftests/bpf: Check for timeout in perf_link test

Jiri Olsa jolsa@kernel.org selftests/bpf: Move get_time_ns to testing_helpers.h

Pablo Neira Ayuso pablo@netfilter.org netfilter: nf_tables: unconditionally bump set->nelems before insertion

Pablo Neira Ayuso pablo@netfilter.org netfilter: nf_tables: fix set size with rbtree backend

Florian Westphal fw@strlen.de netfilter: nf_tables: always increment set element count

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

Sean Christopherson seanjc@google.com KVM: VMX: Make vmread_error_trampoline() uncallable from C code

Hangbin Liu liuhangbin@gmail.com selftests/bpf: move SYS() macro into the test_progs.h

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 | 463 ++++++++++----------- Makefile | 4 +- arch/arm/mm/alignment.c | 4 + arch/arm/mm/fault.c | 94 ++++- arch/loongarch/kernel/smp.c | 1 + arch/mips/dec/prom/console.c | 7 +- arch/mips/kernel/smp.c | 2 + arch/x86/include/asm/kvm-x86-ops.h | 1 - arch/x86/include/asm/kvm_host.h | 1 - arch/x86/kvm/mmu/mmu.c | 28 +- arch/x86/kvm/svm/sev.c | 1 + arch/x86/kvm/vmx/nested.c | 45 +- arch/x86/kvm/vmx/posted_intr.h | 10 + arch/x86/kvm/vmx/vmenter.S | 2 + arch/x86/kvm/vmx/vmx.c | 21 - arch/x86/kvm/vmx/vmx_ops.h | 18 +- arch/x86/kvm/x86.c | 10 +- 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 | 425 +------------------ 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 | 27 +- .../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 | 29 +- drivers/i2c/i2c-stub.c | 5 + 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/ntb/hw/epf/ntb_hw_epf.c | 3 +- drivers/power/reset/linkstation-poweroff.c | 2 +- drivers/regulator/core.c | 10 +- drivers/rpmsg/rpmsg_char.c | 8 + drivers/tty/serial/8250/8250_dw.c | 4 +- drivers/tty/vt/vc_screen.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/f2fs/file.c | 9 +- fs/f2fs/inode.c | 9 +- fs/fuse/dev.c | 23 +- fs/fuse/file.c | 8 +- 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 + fs/smb/server/smb2pdu.c | 5 + fs/smb/server/smbacl.c | 4 +- include/keys/request_key_auth-type.h | 2 + include/linux/kvm_host.h | 7 +- include/linux/lockdep.h | 14 + include/linux/lockdep_types.h | 1 + include/linux/ring_buffer.h | 4 +- include/linux/skmsg.h | 15 +- include/net/netfilter/nf_tables.h | 6 + include/net/phonet/pn_dev.h | 2 +- include/net/tc_act/tc_pedit.h | 1 - kernel/bpf/cgroup.c | 2 +- kernel/futex/requeue.c | 6 + kernel/locking/lockdep.c | 28 +- kernel/locking/rtmutex.c | 3 + kernel/locking/rtmutex_api.c | 2 +- kernel/trace/ring_buffer.c | 67 +-- kernel/trace/trace.c | 14 +- kernel/trace/trace_kdb.c | 8 +- lib/debugobjects.c | 57 ++- mm/vmscan.c | 13 +- net/9p/client.c | 3 +- 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 | 32 +- net/batman-adv/tvlv.c | 69 ++- net/batman-adv/types.h | 21 +- net/core/filter.c | 27 ++ net/core/skmsg.c | 16 +- net/ipv4/tcp.c | 4 +- net/ipv4/tcp_bpf.c | 2 +- net/ipv4/tcp_input.c | 14 +- net/ipv4/tcp_minisocks.c | 2 +- net/ipv4/udp.c | 2 +- net/ipv4/udp_bpf.c | 2 +- net/ipv6/ip6_output.c | 4 +- net/ipv6/ip6_vti.c | 1 + net/mac802154/llsec.c | 14 + net/mptcp/pm_userspace.c | 13 +- net/mptcp/protocol.c | 4 +- net/netfilter/nf_tables_api.c | 74 +++- net/netfilter/nft_set_rbtree.c | 43 ++ net/phonet/pn_dev.c | 12 +- net/phonet/pn_netlink.c | 23 +- net/sched/act_pedit.c | 101 +++-- net/tipc/crypto.c | 9 + net/tls/tls_sw.c | 4 + net/unix/af_unix.c | 11 +- security/apparmor/include/policy_unpack.h | 19 + security/apparmor/lsm.c | 16 +- security/apparmor/policy.c | 8 +- security/keys/internal.h | 2 + security/keys/keyctl.c | 24 +- security/keys/keyctl_pkey.c | 9 +- security/keys/request_key_auth.c | 33 +- tools/perf/bench/find-bit-bench.c | 8 +- tools/perf/util/block-range.c | 6 +- tools/testing/selftests/bpf/bench.h | 9 - tools/testing/selftests/bpf/prog_tests/empty_skb.c | 25 +- .../selftests/bpf/prog_tests/kprobe_multi_test.c | 8 - tools/testing/selftests/bpf/prog_tests/perf_link.c | 15 +- .../testing/selftests/bpf/prog_tests/tc_redirect.c | 154 ++++--- .../testing/selftests/bpf/prog_tests/test_tunnel.c | 71 ++-- .../testing/selftests/bpf/prog_tests/xdp_bonding.c | 38 +- .../selftests/bpf/prog_tests/xdp_do_redirect.c | 30 +- .../selftests/bpf/prog_tests/xdp_synproxy.c | 41 +- tools/testing/selftests/bpf/test_progs.h | 15 + tools/testing/selftests/bpf/testing_helpers.h | 10 + tools/testing/selftests/ptp/testptp.c | 19 +- 145 files changed, 1807 insertions(+), 1529 deletions(-)