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

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Jan 15

[syzbot] [hams?] memory leak in nr_add_node

Hello, syzbot has tested the proposed patch but the reproducer is still triggering an issue: memory

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[syzbot] [hams?] memory leak in nr_add_node

Hello, syzbot has tested the proposed patch but the reproducer is still triggering an issue: memory

Jan 15

Jan 15

[syzbot] [bpf?] [trace?] BUG: stack guard page was hit in br_handle_frame

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

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[syzbot] [bpf?] [trace?] BUG: stack guard page was hit in br_handle_frame

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

Jan 15

Jan 15

[syzbot] [sctp?] WARNING: refcount bug in sctp_generate_timeout_event (2)

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

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[syzbot] [sctp?] WARNING: refcount bug in sctp_generate_timeout_event (2)

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

Jan 15

syzbot, … Hillf Danton7

Jan 15

[syzbot] [fs?] BUG: corrupted list in remove_wait_queue (2)

syzbot suspects this issue was fixed by commit: commit 35b6fc51c666fc96355be5cd633ed0fe4ccf68b2

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[syzbot] [fs?] BUG: corrupted list in remove_wait_queue (2)

syzbot suspects this issue was fixed by commit: commit 35b6fc51c666fc96355be5cd633ed0fe4ccf68b2

Jan 15

syzbot, … Mathieu Desnoyers4

Jan 15

[syzbot] [kernel?] WARNING in sched_mm_cid_remote_clear (3)

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

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[syzbot] [kernel?] WARNING in sched_mm_cid_remote_clear (3)

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

Jan 15

Jan 15

[syzbot] [mm?] KASAN: slab-use-after-free Read in lookup_object_or_alloc (3)

Hello, syzbot found the following issue on: HEAD commit: 79b95d74470d Merge tag 'hid-for-linus-

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[syzbot] [mm?] KASAN: slab-use-after-free Read in lookup_object_or_alloc (3)

Hello, syzbot found the following issue on: HEAD commit: 79b95d74470d Merge tag 'hid-for-linus-

Jan 15

Jan 15

[syzbot] [net?] [virt?] memory leak in napi_skb_cache_get (2)

Hello, syzbot found the following issue on: HEAD commit: 0f61b1860cc3 Linux 6.19-rc5 git tree:

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[syzbot] [net?] [virt?] memory leak in napi_skb_cache_get (2)

Hello, syzbot found the following issue on: HEAD commit: 0f61b1860cc3 Linux 6.19-rc5 git tree:

Jan 15

Jan 15

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

Hello, syzbot found the following issue on: HEAD commit: be548645527a Merge tag 'for-linus'

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

Hello, syzbot found the following issue on: HEAD commit: be548645527a Merge tag 'for-linus'

Jan 15

Jan 15

[syzbot] [hams?] BUG: unable to handle kernel paging request in sk_skb_reason_drop

Hello, syzbot found the following issue on: HEAD commit: 8bb886cb8f3a Merge tag '

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[syzbot] [hams?] BUG: unable to handle kernel paging request in sk_skb_reason_drop

Hello, syzbot found the following issue on: HEAD commit: 8bb886cb8f3a Merge tag '

Jan 15

Jan 15

[syzbot] [hams?] possible deadlock in nr_del_node (2)

Hello, syzbot found the following issue on: HEAD commit: 4427259cc7f7 Merge tag 'riscv-for-linus-

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[syzbot] [hams?] possible deadlock in nr_del_node (2)

Hello, syzbot found the following issue on: HEAD commit: 4427259cc7f7 Merge tag 'riscv-for-linus-

Jan 15

Jan 15

[syzbot] [hams?] general protection fault in rose_transmit_link (4)

Hello, syzbot found the following issue on: HEAD commit: 6f3b6e91f720 Merge tag 'io_uring-6.18-

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[syzbot] [hams?] general protection fault in rose_transmit_link (4)

Hello, syzbot found the following issue on: HEAD commit: 6f3b6e91f720 Merge tag 'io_uring-6.18-

Jan 15

Jan 15

[syzbot] [hams?] KASAN: slab-use-after-free Write in rose_send_frame

Hello, syzbot found the following issue on: HEAD commit: 46a51f4f5eda Merge tag 'for-v6.17-rc

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[syzbot] [hams?] KASAN: slab-use-after-free Write in rose_send_frame

Hello, syzbot found the following issue on: HEAD commit: 46a51f4f5eda Merge tag 'for-v6.17-rc

Jan 15

syzbot, Bart Van Assche3

Jan 15

[syzbot] [scsi?] upstream test error: KMSAN: uninit-value in scsi_get_vpd_buf

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

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[syzbot] [scsi?] upstream test error: KMSAN: uninit-value in scsi_get_vpd_buf

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

Jan 15

syzbot, … Paolo Abeni14

Jan 15

[syzbot] [virt?] upstream test error: KMSAN: use-after-free in vring_map_one_sg

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

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[syzbot] [virt?] upstream test error: KMSAN: use-after-free in vring_map_one_sg

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

Jan 15

syzbot, … Jann Horn10

Jan 15

[syzbot] [mm?] KCSAN: data-race in __anon_vma_prepare / __vmf_anon_prepare

On Wed, Jan 14, 2026 at 10:16 PM Lorenzo Stoakes <lorenzo...@oracle.com> wrote: > On

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[syzbot] [mm?] KCSAN: data-race in __anon_vma_prepare / __vmf_anon_prepare

On Wed, Jan 14, 2026 at 10:16 PM Lorenzo Stoakes <lorenzo...@oracle.com> wrote: > On

Jan 15

Jan 15

[syzbot] [isdn4linux?] KCSAN: data-race in mISDN_ioctl / mISDN_read (4)

Hello, syzbot found the following issue on: HEAD commit: 516471569089 Merge tag 'libcrypto-fixes-

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[syzbot] [isdn4linux?] KCSAN: data-race in mISDN_ioctl / mISDN_read (4)

Hello, syzbot found the following issue on: HEAD commit: 516471569089 Merge tag 'libcrypto-fixes-

Jan 15

Jan 15

[syzbot] Monthly fbdev report (Jan 2026)

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

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[syzbot] Monthly fbdev report (Jan 2026)

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

Jan 15

Jan 15

[syzbot] [fs?] possible deadlock in put_mnt_ns

Hello, syzbot found the following issue on: HEAD commit: 0f853ca2a798 Add linux-next specific files

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[syzbot] [fs?] possible deadlock in put_mnt_ns

Hello, syzbot found the following issue on: HEAD commit: 0f853ca2a798 Add linux-next specific files

Jan 15

Jan 15

[syzbot] [net?] KCSAN: data-race in l2tp_tunnel_del_work / sk_common_release (7)

Hello, syzbot found the following issue on: HEAD commit: 3609fa95fb0f Merge tag 'devicetree-fixes

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[syzbot] [net?] KCSAN: data-race in l2tp_tunnel_del_work / sk_common_release (7)

Hello, syzbot found the following issue on: HEAD commit: 3609fa95fb0f Merge tag 'devicetree-fixes

Jan 15

Jan 15

[syzbot] Monthly sound report (Jan 2026)

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

unread,

[syzbot] Monthly sound report (Jan 2026)

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

Jan 15

Jan 15

[syzbot] [iomap?] WARNING in ifs_free

Hello, syzbot found the following issue on: HEAD commit: f417b7ffcbef Add linux-next specific files

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[syzbot] [iomap?] WARNING in ifs_free

Hello, syzbot found the following issue on: HEAD commit: f417b7ffcbef Add linux-next specific files

Jan 15

syzbot ci, Qi Zheng2

Jan 14

[syzbot ci] Re: Eliminate Dying Memory Cgroup

On 1/15/26 1:07 AM, syzbot ci wrote: > syzbot ci has tested the following series > > [v3]

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[syzbot ci] Re: Eliminate Dying Memory Cgroup

On 1/15/26 1:07 AM, syzbot ci wrote: > syzbot ci has tested the following series > > [v3]

Jan 14

Jan 14

[syzbot] [ocfs2?] kernel BUG in ocfs2_set_new_buffer_uptodate (2)

syzbot suspects this issue was fixed by commit: commit 93ce0ff117b0c468961d7c296a03ad57e1e8da9f

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[syzbot] [ocfs2?] kernel BUG in ocfs2_set_new_buffer_uptodate (2)

syzbot suspects this issue was fixed by commit: commit 93ce0ff117b0c468961d7c296a03ad57e1e8da9f

Jan 14

Jan 14

[syzbot] [wireless?] KASAN: slab-out-of-bounds Read in ieee80211_ie_split_ric

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

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[syzbot] [wireless?] KASAN: slab-out-of-bounds Read in ieee80211_ie_split_ric

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

Jan 14

Jan 14

[syzbot] [fs?] possible deadlock in serial8250_handle_irq (2)

Hello, syzbot found the following issue on: HEAD commit: b6151c4e60e5 Merge tag 'erofs-for-6.19-

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[syzbot] [fs?] possible deadlock in serial8250_handle_irq (2)

Hello, syzbot found the following issue on: HEAD commit: b6151c4e60e5 Merge tag 'erofs-for-6.19-

Jan 14

syzbot, Jens Axboe2

Jan 14

[syzbot] [io-uring?] memory leak in iovec_from_user (4)

On 1/14/26 1:35 AM, syzbot wrote: > Hello, > > syzbot found the following issue on: >

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[syzbot] [io-uring?] memory leak in iovec_from_user (4)

On 1/14/26 1:35 AM, syzbot wrote: > Hello, > > syzbot found the following issue on: >

Jan 14

syzbot, … Christian Brauner9

Jan 14

[syzbot] [hfs?] kernel BUG in may_open (3)

On Tue, Jan 13, 2026 at 05:18:40PM +0000, Viacheslav Dubeyko wrote: > On Tue, 2026-01-13 at 09:55

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[syzbot] [hfs?] kernel BUG in may_open (3)

On Tue, Jan 13, 2026 at 05:18:40PM +0000, Viacheslav Dubeyko wrote: > On Tue, 2026-01-13 at 09:55

Jan 14

syzbot, Hillf Danton3

Jan 14

[syzbot] [bpf?] [net?] WARNING in sock_map_delete_elem (2)

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

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[syzbot] [bpf?] [net?] WARNING in sock_map_delete_elem (2)

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

Jan 14

syzbot, … Soham Metha16

Jan 14

[syzbot] [bpf?] KMSAN: uninit-value in bpf_prog_test_run_skb

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

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[syzbot] [bpf?] KMSAN: uninit-value in bpf_prog_test_run_skb

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

Jan 14

Jan 14

[syzbot] [kernel?] KMSAN: uninit-value in psi_task_change

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

unread,

[syzbot] [kernel?] KMSAN: uninit-value in psi_task_change

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

Jan 14

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