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

Nobody is reading this list per se. See this article on reporting kernel bugs.

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syzbot, Lachlan Hodges2

May 10

[syzbot] [wireless?] WARNING in ieee80211_sta_current_bw

> WARNING: ./include/net/mac80211.h:8114 at ieee80211_chan_width_to_rx_bw include/net/mac80211.h:

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[syzbot] [wireless?] WARNING in ieee80211_sta_current_bw

> WARNING: ./include/net/mac80211.h:8114 at ieee80211_chan_width_to_rx_bw include/net/mac80211.h:

May 10

May 10

[syzbot] [wireless?] WARNING in mac80211_hwsim_tx (2)

Hello, syzbot found the following issue on: HEAD commit: adc1e5c6203c Merge tag 'efi-fixes-for-v7

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[syzbot] [wireless?] WARNING in mac80211_hwsim_tx (2)

Hello, syzbot found the following issue on: HEAD commit: adc1e5c6203c Merge tag 'efi-fixes-for-v7

May 10

May 10

[syzbot] [net?] unregister_netdevice: waiting for DEV to become free (9)

Hello, syzbot found the following issue on: HEAD commit: 5cbb61bf4168 arm64/fpsimd: ptrace: zero

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[syzbot] [net?] unregister_netdevice: waiting for DEV to become free (9)

Hello, syzbot found the following issue on: HEAD commit: 5cbb61bf4168 arm64/fpsimd: ptrace: zero

May 10

May 10

[syzbot] [net?] possible deadlock in sch_direct_xmit (6)

Hello, syzbot found the following issue on: HEAD commit: 70390501d194 Merge tag 'x86-urgent-2026-

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[syzbot] [net?] possible deadlock in sch_direct_xmit (6)

Hello, syzbot found the following issue on: HEAD commit: 70390501d194 Merge tag 'x86-urgent-2026-

May 10

May 10

[syzbot] [ntfs3?] KMSAN: uninit-value in ntfs_read_hdr (4)

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

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[syzbot] [ntfs3?] KMSAN: uninit-value in ntfs_read_hdr (4)

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

May 10

May 10

[syzbot ci] Re: net: nsh: limit recursive GSO redispatch

syzbot ci has tested the following series [v2] net: nsh: limit recursive GSO redispatch https://lore.

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[syzbot ci] Re: net: nsh: limit recursive GSO redispatch

syzbot ci has tested the following series [v2] net: nsh: limit recursive GSO redispatch https://lore.

May 10

syzbot, … Ido Schimmel5

May 10

[syzbot] [kernel?] WARNING: ODEBUG bug in smpboot_thread_fn

On Thu, May 07, 2026 at 08:30:10PM +0300, Ido Schimmel wrote: > On Thu, May 07, 2026 at 10:57:04AM

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[syzbot] [kernel?] WARNING: ODEBUG bug in smpboot_thread_fn

On Thu, May 07, 2026 at 08:30:10PM +0300, Ido Schimmel wrote: > On Thu, May 07, 2026 at 10:57:04AM

May 10

May 10

[syzbot] [bluetooth?] WARNING: locking bug in l2cap_unregister_user

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

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[syzbot] [bluetooth?] WARNING: locking bug in l2cap_unregister_user

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

May 10

syzbot, Hillf Danton5

May 10

[syzbot] [dri?] [media?] WARNING in dma_resv_add_fence

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

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[syzbot] [dri?] [media?] WARNING in dma_resv_add_fence

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

May 10

May 10

[syzbot] Monthly f2fs report (May 2026)

Hello f2fs maintainers/developers, This is a 31-day syzbot report for the f2fs subsystem. All related

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[syzbot] Monthly f2fs report (May 2026)

Hello f2fs maintainers/developers, This is a 31-day syzbot report for the f2fs subsystem. All related

May 10

May 10

[syzbot] Monthly ocfs2 report (May 2026)

Hello ocfs2 maintainers/developers, This is a 31-day syzbot report for the ocfs2 subsystem. All

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[syzbot] Monthly ocfs2 report (May 2026)

Hello ocfs2 maintainers/developers, This is a 31-day syzbot report for the ocfs2 subsystem. All

May 10

syzbot, … Jarkko Sakkinen7

May 10

[syzbot] Monthly lsm report (Apr 2026)

On Tue, Apr 14, 2026 at 10:02:13AM -0400, Paul Moore wrote: > > <2> 68 Yes possible

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[syzbot] Monthly lsm report (Apr 2026)

On Tue, Apr 14, 2026 at 10:02:13AM -0400, Paul Moore wrote: > > <2> 68 Yes possible

May 10

May 9

[syzbot] [bridge?] kernel BUG in __get_vm_area_node

Hello, syzbot found the following issue on: HEAD commit: 9207d47f966b Merge tag 'for-linus'

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[syzbot] [bridge?] kernel BUG in __get_vm_area_node

Hello, syzbot found the following issue on: HEAD commit: 9207d47f966b Merge tag 'for-linus'

May 9

May 9

[syzbot] [kernel?] general protection fault in detach_timer (2)

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

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[syzbot] [kernel?] general protection fault in detach_timer (2)

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

May 9

May 9

[syzbot] Monthly ext4 report (May 2026)

Hello ext4 maintainers/developers, This is a 31-day syzbot report for the ext4 subsystem. All related

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[syzbot] Monthly ext4 report (May 2026)

Hello ext4 maintainers/developers, This is a 31-day syzbot report for the ext4 subsystem. All related

May 9

May 9

[syzbot] Monthly fs report (May 2026)

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

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[syzbot] Monthly fs report (May 2026)

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

May 9

May 9

[syzbot] [jfs?] INFO: task hung in jfs_flush_journal (5)

> #syz test This crash does not have a reproducer. I cannot test it. > > On 5/2/26 04:24,

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[syzbot] [jfs?] INFO: task hung in jfs_flush_journal (5)

> #syz test This crash does not have a reproducer. I cannot test it. > > On 5/2/26 04:24,

May 9

May 8

[syzbot] [f2fs?] INFO: trying to register non-static key in f2fs_exist_written_data

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

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[syzbot] [f2fs?] INFO: trying to register non-static key in f2fs_exist_written_data

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

May 8

May 8

Re: [syzbot] [kernel?] WARNING in get_from_partial_node

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

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Re: [syzbot] [kernel?] WARNING in get_from_partial_node

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

May 8

May 8

[syzbot] [kernel?] WARNING in get_from_partial_node

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

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[syzbot] [kernel?] WARNING in get_from_partial_node

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

May 8

May 8

[syzbot] Monthly bridge report (May 2026)

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

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[syzbot] Monthly bridge report (May 2026)

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

May 8

syzbot, Helen Koike5

May 8

[syzbot] [net?] kernel BUG in pn_socket_autobind

#syz dup kernel BUG in pn_socket_sendmsg On 4/21/26 12:35 PM, syzbot wrote: > Hello, > >

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[syzbot] [net?] kernel BUG in pn_socket_autobind

#syz dup kernel BUG in pn_socket_sendmsg On 4/21/26 12:35 PM, syzbot wrote: > Hello, > >

May 8

syzbot, … Matthieu Baerts17

May 8

[syzbot] [mptcp?] KMSAN: uninit-value in mptcp_established_options

Hi Alexander, Thank you for your reply! On 08/05/2026 12:11, Alexander Potapenko wrote: > On Fri,

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[syzbot] [mptcp?] KMSAN: uninit-value in mptcp_established_options

Hi Alexander, Thank you for your reply! On 08/05/2026 12:11, Alexander Potapenko wrote: > On Fri,

May 8

May 8

[syzbot] [ocfs2?] possible deadlock in ocfs2_simple_size_update

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

unread,

[syzbot] [ocfs2?] possible deadlock in ocfs2_simple_size_update

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

May 8

May 8

[syzbot] [gfs2] KASAN: use-after-free Read in iomap_read_inline_data (2)

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

unread,

[syzbot] [gfs2] KASAN: use-after-free Read in iomap_read_inline_data (2)

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

May 8

May 7

[syzbot] [media?] [usb?] memory leak in v4l2_ctrl_handler_init_class (3)

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

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[syzbot] [media?] [usb?] memory leak in v4l2_ctrl_handler_init_class (3)

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

May 7

May 7

[syzbot] [wireless?] WARNING in wiphy_register (5)

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

unread,

[syzbot] [wireless?] WARNING in wiphy_register (5)

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

May 7

May 7

[syzbot] [bcachefs?] [mm?] BUG: corrupted list in list_lru_add

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

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[syzbot] [bcachefs?] [mm?] BUG: corrupted list in list_lru_add

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

May 7

May 7

[syzbot] Monthly kvm report (May 2026)

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

unread,

[syzbot] Monthly kvm report (May 2026)

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

May 7

May 7

[syzbot ci] Re: mm/vmalloc: free unused pages when shrinking vrealloc() allocation

syzbot ci has tested the following series [v1] mm/vmalloc: free unused pages when shrinking vrealloc(

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[syzbot ci] Re: mm/vmalloc: free unused pages when shrinking vrealloc() allocation

syzbot ci has tested the following series [v1] mm/vmalloc: free unused pages when shrinking vrealloc(

May 7

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