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Linux kernel bugs found with syzkaller fuzzer and reported automatically by syzbot.

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2:31 AM

[syzbot ci] Re: KVM: x86/xen: Don't drop event deliveries which race memslot updates

syzbot ci has tested the following series [v2] KVM: x86/xen: Don't drop event deliveries which

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[syzbot ci] Re: KVM: x86/xen: Don't drop event deliveries which race memslot updates

syzbot ci has tested the following series [v2] KVM: x86/xen: Don't drop event deliveries which

2:31 AM

12:33 AM

[syzbot] Monthly kvm-x86 report (Oct 2026)

Hello kvm-x86 maintainers/developers, This is a 31-day syzbot report for the kvm-x86 subsystem. All

unread,

[syzbot] Monthly kvm-x86 report (Oct 2026)

Hello kvm-x86 maintainers/developers, This is a 31-day syzbot report for the kvm-x86 subsystem. All

12:33 AM

Oct 14

[syzbot] [bluetooth?] possible deadlock in rfcomm_process_sessions

Hello, syzbot found the following issue on: HEAD commit: 4eb2586bd40d Add linux-next specific files

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[syzbot] [bluetooth?] possible deadlock in rfcomm_process_sessions

Hello, syzbot found the following issue on: HEAD commit: 4eb2586bd40d Add linux-next specific files

Oct 14

Oct 14

[syzbot] [input?] [usb?] KASAN: slab-use-after-free Read in report_descriptor_read

syzbot has found a reproducer for the following issue on: HEAD commit: d419d682257d Add linux-next

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[syzbot] [input?] [usb?] KASAN: slab-use-after-free Read in report_descriptor_read

syzbot has found a reproducer for the following issue on: HEAD commit: d419d682257d Add linux-next

Oct 14

Hillf Danton, syzbot2

Oct 14

Re: [PATCH] Bluetooth: mgmt: Fix UAF in mesh_send_sync caused by race in mesh queue

Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-by

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Re: [PATCH] Bluetooth: mgmt: Fix UAF in mesh_send_sync caused by race in mesh queue

Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-by

Oct 14

Oct 14

[syzbot] [x25?] inconsistent lock state in x25_kill_by_neigh (2)

Hello, syzbot tried to test the proposed patch but the build/boot failed: ./include/linux/workqueue.h

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[syzbot] [x25?] inconsistent lock state in x25_kill_by_neigh (2)

Hello, syzbot tried to test the proposed patch but the build/boot failed: ./include/linux/workqueue.h

Oct 14

Krystian Kaniewski, syzbot ci2

Oct 14

[PATCH v2] blk-mq: fix out-of-bounds read in blk_mq_free_rqs

syzbot ci has tested the following series [v2] blk-mq: fix out-of-bounds read in blk_mq_free_rqs

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[PATCH v2] blk-mq: fix out-of-bounds read in blk_mq_free_rqs

syzbot ci has tested the following series [v2] blk-mq: fix out-of-bounds read in blk_mq_free_rqs

Oct 14

syzbot, … Lizhi Xu20

Oct 14

[syzbot] [hams?] KASAN: slab-use-after-free Read in ax25_find_cb

Auto-closing this bug as obsolete. No recent activity, existing reproducers are no longer triggering

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[syzbot] [hams?] KASAN: slab-use-after-free Read in ax25_find_cb

Auto-closing this bug as obsolete. No recent activity, existing reproducers are no longer triggering

Oct 14

Oct 14

[syzbot] [raid?] possible deadlock in md_start_sync

syzbot has found a reproducer for the following issue on: HEAD commit: 4056b3c9d3c9 Merge tag '

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[syzbot] [raid?] possible deadlock in md_start_sync

syzbot has found a reproducer for the following issue on: HEAD commit: 4056b3c9d3c9 Merge tag '

Oct 14

Greg KH, Lee Yongjun2

Oct 14

Re: [PATCH] usb-storage: option_ms: bound probe-time bulk transfers

The Option device initialization path issues bulk transfers without a timeout. If a device does not

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Re: [PATCH] usb-storage: option_ms: bound probe-time bulk transfers

The Option device initialization path issues bulk transfers without a timeout. If a device does not

Oct 14

Oct 14

[syzbot ci] Re: netfilter: pin file with get_file_rcu() before reading f_cred

syzbot ci has tested the following series [v1] netfilter: pin file with get_file_rcu() before reading

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[syzbot ci] Re: netfilter: pin file with get_file_rcu() before reading f_cred

syzbot ci has tested the following series [v1] netfilter: pin file with get_file_rcu() before reading

Oct 14

Oct 14

[PATCH] media: ttusb-dec: fix buffer overflow in ttusb_dec_send_command()

From: Krystian Kaniewski <krystianm...@gmail.com> In ttusb_dec_send_command(), a 64-byte

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[PATCH] media: ttusb-dec: fix buffer overflow in ttusb_dec_send_command()

From: Krystian Kaniewski <krystianm...@gmail.com> In ttusb_dec_send_command(), a 64-byte

Oct 14

Oct 14

[syzbot] [lsm?] general protection fault in smack_inode_getattr

Hello, syzbot found the following issue on: HEAD commit: fc1c25014ff8 Merge tag 'fsverity-for-

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[syzbot] [lsm?] general protection fault in smack_inode_getattr

Hello, syzbot found the following issue on: HEAD commit: fc1c25014ff8 Merge tag 'fsverity-for-

Oct 14

Oct 14

[syzbot] [bpf?] general protection fault in bpf_inode_storage_free

Hello, syzbot found the following issue on: HEAD commit: becb95e45ef0 Add linux-next specific files

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[syzbot] [bpf?] general protection fault in bpf_inode_storage_free

Hello, syzbot found the following issue on: HEAD commit: becb95e45ef0 Add linux-next specific files

Oct 14

Oct 14

[syzbot] [xfs?] kernel BUG in xrep_tempfile_rele

Auto-closing this bug as obsolete. Crashes did not happen for a while, no reproducer and no activity.

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[syzbot] [xfs?] kernel BUG in xrep_tempfile_rele

Auto-closing this bug as obsolete. Crashes did not happen for a while, no reproducer and no activity.

Oct 14

syzbot, Mimi Zohar3

Oct 13

[syzbot] [fs?] possible deadlock in __configfs_open_file (2)

On Tue, 2026-10-13 at 15:22 -0700, syzbot wrote: > syzbot has found a reproducer for the following

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[syzbot] [fs?] possible deadlock in __configfs_open_file (2)

On Tue, 2026-10-13 at 15:22 -0700, syzbot wrote: > syzbot has found a reproducer for the following

Oct 13

Oct 13

[syzbot] [btrfs?] kernel BUG in extent_writepage_io (2)

Auto-closing this bug as obsolete. Crashes did not happen for a while, no reproducer and no activity.

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[syzbot] [btrfs?] kernel BUG in extent_writepage_io (2)

Auto-closing this bug as obsolete. Crashes did not happen for a while, no reproducer and no activity.

Oct 13

Oct 13

[PATCH] fs/ntfs3: use ni_lock_dir() in ntfs_readdir()

From: Aleksandr Nogikh <nog...@google.com> A circular locking dependency warning is detected by

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[PATCH] fs/ntfs3: use ni_lock_dir() in ntfs_readdir()

From: Aleksandr Nogikh <nog...@google.com> A circular locking dependency warning is detected by

Oct 13

Oct 13

[syzbot] [wireguard?] KCSAN: data-race in wg_packet_encrypt_worker / wg_packet_encrypt_worker

Auto-closing this bug as obsolete. Crashes did not happen for a while, no reproducer and no activity.

unread,

[syzbot] [wireguard?] KCSAN: data-race in wg_packet_encrypt_worker / wg_packet_encrypt_worker

Auto-closing this bug as obsolete. Crashes did not happen for a while, no reproducer and no activity.

Oct 13

Oct 13

Re: [syzbot] [wireless?] INFO: rcu detected stall in rfkill_fop_release

Hello, syzbot tried to test the proposed patch but the build/boot failed: init/main.c:14:2: error:

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Re: [syzbot] [wireless?] INFO: rcu detected stall in rfkill_fop_release

Hello, syzbot tried to test the proposed patch but the build/boot failed: init/main.c:14:2: error:

Oct 13

Oct 13

[syzbot] [wireless?] INFO: rcu detected stall in rfkill_fop_release

For archival purposes, forwarding an incoming command email to linux-...@vger.kernel.org,

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[syzbot] [wireless?] INFO: rcu detected stall in rfkill_fop_release

For archival purposes, forwarding an incoming command email to linux-...@vger.kernel.org,

Oct 13

Oct 13

[syzbot] [f2fs?] INFO: task hung in f2fs_fallocate (6)

Auto-closing this bug as obsolete. No recent activity, existing reproducers are no longer triggering

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[syzbot] [f2fs?] INFO: task hung in f2fs_fallocate (6)

Auto-closing this bug as obsolete. No recent activity, existing reproducers are no longer triggering

Oct 13

Oct 13

[syzbot] [ntfs3?] possible deadlock in ntfs_readdir

syzbot has found a reproducer for the following issue on: HEAD commit: 24a19b953e2a Linux 7.3-rc7 git

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[syzbot] [ntfs3?] possible deadlock in ntfs_readdir

syzbot has found a reproducer for the following issue on: HEAD commit: 24a19b953e2a Linux 7.3-rc7 git

Oct 13

syzbot, Tyler Hicks4

Oct 13

[syzbot] [ecryptfs?] KASAN: slab-out-of-bounds Read in ecryptfs_write_tag_70_packet

On 2026-09-21 08:53:32, syzbot wrote: > Hello, > > syzbot found the following issue on: >

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[syzbot] [ecryptfs?] KASAN: slab-out-of-bounds Read in ecryptfs_write_tag_70_packet

On 2026-09-21 08:53:32, syzbot wrote: > Hello, > > syzbot found the following issue on: >

Oct 13

syzbot, … Tyler Hicks20

Oct 13

[syzbot] [ecryptfs?] KASAN: slab-out-of-bounds Read in ecryptfs_verify_auth_tok_from_key

On 2026-09-16 08:53:20, syzbot wrote: > Hello, > > syzbot found the following issue on: >

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[syzbot] [ecryptfs?] KASAN: slab-out-of-bounds Read in ecryptfs_verify_auth_tok_from_key

On 2026-09-16 08:53:20, syzbot wrote: > Hello, > > syzbot found the following issue on: >

Oct 13

syzbot, Tyler Hicks3

Oct 13

[syzbot] [ecryptfs?] KASAN: slab-out-of-bounds Read in ecryptfs_from_hex

On 2026-10-10 21:59:38, syzbot wrote: > Hello, > > syzbot found the following issue on: >

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[syzbot] [ecryptfs?] KASAN: slab-out-of-bounds Read in ecryptfs_from_hex

On 2026-10-10 21:59:38, syzbot wrote: > Hello, > > syzbot found the following issue on: >

Oct 13

Oct 13

Re: [syzbot] [ecryptfs?] KASAN: slab-out-of-bounds Read in ecryptfs_write_tag_70_packet

Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-by

unread,

Re: [syzbot] [ecryptfs?] KASAN: slab-out-of-bounds Read in ecryptfs_write_tag_70_packet

Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-by

Oct 13

Oct 13

Re: [syzbot] [ecryptfs?] KASAN: slab-out-of-bounds Read in ecryptfs_verify_auth_tok_from_key

Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-by

unread,

Re: [syzbot] [ecryptfs?] KASAN: slab-out-of-bounds Read in ecryptfs_verify_auth_tok_from_key

Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-by

Oct 13

syzbot, … Andrew Morton4

Oct 12

[syzbot] [mm?] possible deadlock in igrab

On Tue, 13 Oct 2026 10:17:47 +0800 Qi Zheng <qi.z...@linux.dev> wrote: > Hi Andrew, >

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[syzbot] [mm?] possible deadlock in igrab

On Tue, 13 Oct 2026 10:17:47 +0800 Qi Zheng <qi.z...@linux.dev> wrote: > Hi Andrew, >

Oct 12

Oct 12

[syzbot] Monthly acpica report (Oct 2026)

Hello acpica maintainers/developers, This is a 31-day syzbot report for the acpica subsystem. All

unread,

[syzbot] Monthly acpica report (Oct 2026)

Hello acpica maintainers/developers, This is a 31-day syzbot report for the acpica subsystem. All

Oct 12

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