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

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5:00 PM

[syzbot] Monthly nilfs report (Jan 2026)

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

unread,

[syzbot] Monthly nilfs report (Jan 2026)

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

5:00 PM

3:02 PM

[syzbot] [net?] memory leak in __build_skb (4)

Hello, syzbot found the following issue on: HEAD commit: 623fb9912f6a Merge tag 'pinctrl-v6.19-2

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[syzbot] [net?] memory leak in __build_skb (4)

Hello, syzbot found the following issue on: HEAD commit: 623fb9912f6a Merge tag 'pinctrl-v6.19-2

3:02 PM

2:50 PM

[syzbot] [ocfs2?] possible deadlock in ocfs2_nfs_sync_lock (2)

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

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[syzbot] [ocfs2?] possible deadlock in ocfs2_nfs_sync_lock (2)

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

2:50 PM

syzbot, Eric Biggers4

2:39 PM

[syzbot] [crypto?] KMSAN: uninit-value in adiantum_crypt

On Tue, Dec 02, 2025 at 05:57:26PM -0800, syzbot wrote: > Hello, > > syzbot found the

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[syzbot] [crypto?] KMSAN: uninit-value in adiantum_crypt

On Tue, Dec 02, 2025 at 05:57:26PM -0800, syzbot wrote: > Hello, > > syzbot found the

2:39 PM

syzbot, Jens Axboe2

2:36 PM

[syzbot] [io-uring?] memory leak in iovec_from_user (3)

On 1/12/26 11:23 AM, syzbot wrote: > Hello, > > syzbot found the following issue on: >

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[syzbot] [io-uring?] memory leak in iovec_from_user (3)

On 1/12/26 11:23 AM, syzbot wrote: > Hello, > > syzbot found the following issue on: >

2:36 PM

syzbot, Andrew Price3

2:34 PM

[syzbot] [gfs2?] WARNING in rgblk_free (2)

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

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[syzbot] [gfs2?] WARNING in rgblk_free (2)

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

2:34 PM

1:28 PM

[syzbot] [mm?] [cgroups?] kernel BUG in swap_cgroup_record (2)

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

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[syzbot] [mm?] [cgroups?] kernel BUG in swap_cgroup_record (2)

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

1:28 PM

12:53 PM

[syzbot] [net?] KASAN: slab-use-after-free Read in qfq_search_class

Hello, syzbot found the following issue on: HEAD commit: 9c7ef209cd0f Merge tag 'char-misc-6.19-

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[syzbot] [net?] KASAN: slab-use-after-free Read in qfq_search_class

Hello, syzbot found the following issue on: HEAD commit: 9c7ef209cd0f Merge tag 'char-misc-6.19-

12:53 PM

syzbot, OGAWA Hirofumi2

11:15 AM

[syzbot] [exfat?] WARNING in msdos_rmdir

syzbot <syzbot+66d249...@syzkaller.appspotmail.com> writes: > Hello, > >

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[syzbot] [exfat?] WARNING in msdos_rmdir

syzbot <syzbot+66d249...@syzkaller.appspotmail.com> writes: > Hello, > >

11:15 AM

syzbot, Oliver Neukum3

10:41 AM

[syzbot] [usb?] memory leak in es58x_open

Hello, syzbot tried to test the proposed patch but the build/boot failed: SYZFAIL: failed to recv rpc

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[syzbot] [usb?] memory leak in es58x_open

Hello, syzbot tried to test the proposed patch but the build/boot failed: SYZFAIL: failed to recv rpc

10:41 AM

syzbot, Lorenzo Stoakes3

10:10 AM

[syzbot] [fs?] memory leak in __shmem_file_setup

Analysis below. On Mon, Jan 12, 2026 at 01:28:17PM +0000, Lorenzo Stoakes wrote: > Hi all, >

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[syzbot] [fs?] memory leak in __shmem_file_setup

Analysis below. On Mon, Jan 12, 2026 at 01:28:17PM +0000, Lorenzo Stoakes wrote: > Hi all, >

10:10 AM

Hillf Danton, … Deepanshu Kartikey4

9:50 AM

Re: [PATCH v2] mm/vmalloc: prevent RCU stalls in kasan_release_vmalloc_node

On Mon, Jan 13, 2026 at 07:08:XX, Hillf Danton wrote: > Given the test result of your patch, can

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Re: [PATCH v2] mm/vmalloc: prevent RCU stalls in kasan_release_vmalloc_node

On Mon, Jan 13, 2026 at 07:08:XX, Hillf Danton wrote: > Given the test result of your patch, can

9:50 AM

8:41 AM

[syzbot] [usb?] INFO: task hung in i2c_tiny_usb_disconnect

Hello, syzbot tried to test the proposed patch but the build/boot failed: failed to apply patch:

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[syzbot] [usb?] INFO: task hung in i2c_tiny_usb_disconnect

Hello, syzbot tried to test the proposed patch but the build/boot failed: failed to apply patch:

8:41 AM

7:37 AM

[syzbot] Monthly crypto report (Jan 2026)

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

unread,

[syzbot] Monthly crypto report (Jan 2026)

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

7:37 AM

syzbot, … Jan Kara10

6:50 AM

[syzbot] [fs?] WARNING in minix_unlink

On Sun 11-01-26 20:24:03, syzbot wrote: > syzbot suspects this issue was fixed by commit: >

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[syzbot] [fs?] WARNING in minix_unlink

On Sun 11-01-26 20:24:03, syzbot wrote: > syzbot suspects this issue was fixed by commit: >

6:50 AM

5:45 AM

[syzbot] [mm?] INFO: rcu detected stall in purge_vmap_node

Hello, syzbot tried to test the proposed patch but the build/boot failed: failed to apply patch: The

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[syzbot] [mm?] INFO: rcu detected stall in purge_vmap_node

Hello, syzbot tried to test the proposed patch but the build/boot failed: failed to apply patch: The

5:45 AM

syzbot, … Dmitry Vyukov6

5:36 AM

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

On Mon, 12 Jan 2026 at 10:27, 'Christian Brauner' via syzkaller-bugs <syzkaller-bugs@

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

On Mon, 12 Jan 2026 at 10:27, 'Christian Brauner' via syzkaller-bugs <syzkaller-bugs@

5:36 AM

5:33 AM

[syzbot] [net?] KASAN: slab-use-after-free Write in rt6_disable_ip

Hello, syzbot found the following issue on: HEAD commit: dbf8fe85a16a Merge tag 'net-6.19-rc4

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[syzbot] [net?] KASAN: slab-use-after-free Write in rt6_disable_ip

Hello, syzbot found the following issue on: HEAD commit: dbf8fe85a16a Merge tag 'net-6.19-rc4

5:33 AM

5:00 AM

Re: Private message regarding: [syzbot] [fs?] KMSAN: kernel-infoleak-after-free in anon_pipe_read

> From: Arnav Kapoor <kapoor...@gmail.com> > Date: Sun, 12 Jan 2026 16:45:00 +0000

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Re: Private message regarding: [syzbot] [fs?] KMSAN: kernel-infoleak-after-free in anon_pipe_read

> From: Arnav Kapoor <kapoor...@gmail.com> > Date: Sun, 12 Jan 2026 16:45:00 +0000

5:00 AM

4:24 AM

[syzbot] [kernfs?] possible deadlock in kernfs_node_dentry

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

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[syzbot] [kernfs?] possible deadlock in kernfs_node_dentry

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

4:24 AM

3:40 AM

[syzbot] Monthly exfat report (Jan 2026)

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

unread,

[syzbot] Monthly exfat report (Jan 2026)

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

3:40 AM

3:40 AM

[syzbot] Monthly nfc report (Jan 2026)

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

unread,

[syzbot] Monthly nfc report (Jan 2026)

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

3:40 AM

3:40 AM

[syzbot] Monthly kvm report (Jan 2026)

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

unread,

[syzbot] Monthly kvm report (Jan 2026)

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

3:40 AM

3:35 AM

[syzbot] [fs?] KMSAN: kernel-infoleak-after-free in anon_pipe_read

Hello, syzbot found the following issue on: HEAD commit: 7f98ab9da046 Merge tag 'for-6.19-rc4-tag

unread,

[syzbot] [fs?] KMSAN: kernel-infoleak-after-free in anon_pipe_read

Hello, syzbot found the following issue on: HEAD commit: 7f98ab9da046 Merge tag 'for-6.19-rc4-tag

3:35 AM

3:35 AM

[syzbot] Monthly bfs report (Jan 2026)

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

unread,

[syzbot] Monthly bfs report (Jan 2026)

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

3:35 AM

3:35 AM

[syzbot] [media?] general protection fault in vidtv_psi_ts_psi_write_into

Hello, syzbot found the following issue on: HEAD commit: 7f98ab9da046 Merge tag 'for-6.19-rc4-tag

unread,

[syzbot] [media?] general protection fault in vidtv_psi_ts_psi_write_into

Hello, syzbot found the following issue on: HEAD commit: 7f98ab9da046 Merge tag 'for-6.19-rc4-tag

3:35 AM

Jan 11

[syzbot] [sound?] WARNING in snd_usb_endpoint_start/usb_submit_urb

Hello, syzbot found the following issue on: HEAD commit: f0b9d8eb98df Merge tag 'nfsd-6.19-3'

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[syzbot] [sound?] WARNING in snd_usb_endpoint_start/usb_submit_urb

Hello, syzbot found the following issue on: HEAD commit: f0b9d8eb98df Merge tag 'nfsd-6.19-3'

Jan 11

Jan 11

[syzbot] [trace?] WARNING in ring_buffer_map_get_reader (2)

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

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[syzbot] [trace?] WARNING in ring_buffer_map_get_reader (2)

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

Jan 11

syzbot, … Laurent Pinchart14

Jan 11

[syzbot] [media?] KASAN: slab-use-after-free Read in em28xx_release_resources

On Sun, Jan 11, 2026 at 01:29:10PM +0800, Edward Adam Davis wrote: > When creating a media graph,

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[syzbot] [media?] KASAN: slab-use-after-free Read in em28xx_release_resources

On Sun, Jan 11, 2026 at 01:29:10PM +0800, Edward Adam Davis wrote: > When creating a media graph,

Jan 11

Jan 11

[syzbot] [dri?] WARNING in drm_wait_one_vblank (3)

Hello, syzbot found the following issue on: HEAD commit: f0b9d8eb98df Merge tag 'nfsd-6.19-3'

unread,

[syzbot] [dri?] WARNING in drm_wait_one_vblank (3)

Hello, syzbot found the following issue on: HEAD commit: f0b9d8eb98df Merge tag 'nfsd-6.19-3'

Jan 11

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