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

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8:20 AM

[syzbot] [kernel?] WARNING in do_exit

Hello, syzbot found the following issue on: HEAD commit: 3b3bea6d4b9c Merge tag 'cgroup-for-7.1-

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[syzbot] [kernel?] WARNING in do_exit

Hello, syzbot found the following issue on: HEAD commit: 3b3bea6d4b9c Merge tag 'cgroup-for-7.1-

8:20 AM

syzbot, … David Timber38

8:02 AM

[syzbot] [mm?] [f2fs?] [exfat?] memory leak in __kfree_rcu_sheaf

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

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[syzbot] [mm?] [f2fs?] [exfat?] memory leak in __kfree_rcu_sheaf

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

8:02 AM

7:25 AM

[syzbot] [mm?] WARNING: bad unlock balance in do_fault

Hello, syzbot found the following issue on: HEAD commit: 3b3bea6d4b9c Merge tag 'cgroup-for-7.1-

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[syzbot] [mm?] WARNING: bad unlock balance in do_fault

Hello, syzbot found the following issue on: HEAD commit: 3b3bea6d4b9c Merge tag 'cgroup-for-7.1-

7:25 AM

May 1

[syzbot] INFO: task jbd2/sda1-NUM:NUM blocked in I/O wait for more than NUM seconds.

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

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[syzbot] INFO: task jbd2/sda1-NUM:NUM blocked in I/O wait for more than NUM seconds.

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

May 1

May 1

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

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

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

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

May 1

May 1

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

Hello, syzbot found the following issue on: HEAD commit: dca922e019dd Merge tag 'xsa48x-7.1-tag

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

Hello, syzbot found the following issue on: HEAD commit: dca922e019dd Merge tag 'xsa48x-7.1-tag

May 1

May 1

[syzbot] [ocfs2?] possible deadlock in __ocfs2_write_remove_suid (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_write_remove_suid (2)

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

May 1

May 1

[syzbot] [ocfs2?] kernel BUG in ocfs2_page_mkwrite (3)

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

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[syzbot] [ocfs2?] kernel BUG in ocfs2_page_mkwrite (3)

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

May 1

May 1

[syzbot] [wireguard?] KCSAN: data-race in wg_expired_retransmit_handshake / wg_packet_send_queued_handshake_initiation (4)

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

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[syzbot] [wireguard?] KCSAN: data-race in wg_expired_retransmit_handshake / wg_packet_send_queued_handshake_initiation (4)

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

May 1

syzbot, … Tristan Madani4

May 1

[syzbot] KASAN: slab-out-of-bounds Read in hfsplus_bnode_read

Apologies for the noise, will include proper CCs on future test requests. Tristan

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[syzbot] KASAN: slab-out-of-bounds Read in hfsplus_bnode_read

Apologies for the noise, will include proper CCs on future test requests. Tristan

May 1

May 1

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

Hello, syzbot found the following issue on: HEAD commit: 08d0d3466664 Merge tag 'net-7.1-rc2'

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

Hello, syzbot found the following issue on: HEAD commit: 08d0d3466664 Merge tag 'net-7.1-rc2'

May 1

Apr 30

[syzbot] [ocfs2?] kernel BUG in ocfs2_journal_toggle_dirty

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

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[syzbot] [ocfs2?] kernel BUG in ocfs2_journal_toggle_dirty

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

Apr 30

Apr 30

Re: [syzbot] [hfs?] KMSAN: uninit-value in hfsplus_bnode_find

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

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Re: [syzbot] [hfs?] KMSAN: uninit-value in hfsplus_bnode_find

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

Apr 30

Apr 30

Re: [syzbot] [jfs?] KASAN: slab-use-after-free Read in jfs_syncpt

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

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Re: [syzbot] [jfs?] KASAN: slab-use-after-free Read in jfs_syncpt

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

Apr 30

syzbot, … Viacheslav Dubeyko19

Apr 30

[syzbot] [hfs?] KMSAN: uninit-value in hfsplus_bnode_find

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

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[syzbot] [hfs?] KMSAN: uninit-value in hfsplus_bnode_find

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

Apr 30

Apr 30

[syzbot] [jffs2?] kernel BUG in jffs2_start_garbage_collect_thread

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

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[syzbot] [jffs2?] kernel BUG in jffs2_start_garbage_collect_thread

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

Apr 30

Apr 30

Re: [syzbot] [hfs?] general protection fault in __hfsplus_setxattr

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

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Re: [syzbot] [hfs?] general protection fault in __hfsplus_setxattr

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

Apr 30

Apr 30

Re: [syzbot] [hfs?] KASAN: out-of-bounds Read in hfsplus_bnode_move

Hello, syzbot tried to test the proposed patch but the build/boot failed: can't ssh into the

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Re: [syzbot] [hfs?] KASAN: out-of-bounds Read in hfsplus_bnode_move

Hello, syzbot tried to test the proposed patch but the build/boot failed: can't ssh into the

Apr 30

syzbot, … Dave Kleikamp7

Apr 30

[syzbot] KASAN: use-after-free Read in jfs_lazycommit

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

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[syzbot] KASAN: use-after-free Read in jfs_lazycommit

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

Apr 30

syzbot, … Edward Adam Davis10

Apr 30

[syzbot] [jfs?] KASAN: slab-use-after-free Read in jfs_syncpt

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

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[syzbot] [jfs?] KASAN: slab-use-after-free Read in jfs_syncpt

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

Apr 30

Apr 30

Re: [syzbot] [gfs2?] KASAN: slab-use-after-free Write in gfs2_qd_dealloc (3)

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

unread,

Re: [syzbot] [gfs2?] KASAN: slab-use-after-free Write in gfs2_qd_dealloc (3)

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

Apr 30

syzbot, Lizhi Xu6

Apr 30

[syzbot] [jfs?] KASAN: slab-out-of-bounds Write in diWrite

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

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[syzbot] [jfs?] KASAN: slab-out-of-bounds Write in diWrite

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

Apr 30

syzbot, … Viacheslav Dubeyko7

Apr 30

[syzbot] [hfs?] general protection fault in __hfsplus_setxattr

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

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[syzbot] [hfs?] general protection fault in __hfsplus_setxattr

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

Apr 30

syzbot, Arnaud Lecomte4

Apr 30

[syzbot] [hfs?] KASAN: out-of-bounds Read in hfsplus_bnode_move

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

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[syzbot] [hfs?] KASAN: out-of-bounds Read in hfsplus_bnode_move

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

Apr 30

syzbot, Andrew Price7

Apr 30

[syzbot] [gfs2?] KASAN: slab-use-after-free Write in gfs2_qd_dealloc (3)

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

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[syzbot] [gfs2?] KASAN: slab-use-after-free Write in gfs2_qd_dealloc (3)

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

Apr 30

Apr 30

Re: [syzbot] [kvmarm] BUG: scheduling while atomic in __synchronize_srcu

Hello, syzbot tried to test the proposed patch but the build/boot failed: failed to run ["make

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Re: [syzbot] [kvmarm] BUG: scheduling while atomic in __synchronize_srcu

Hello, syzbot tried to test the proposed patch but the build/boot failed: failed to run ["make

Apr 30

Apr 30

[syzbot] [serial?] possible deadlock in stop_tty

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

unread,

[syzbot] [serial?] possible deadlock in stop_tty

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

Apr 30

syzbot, Marc Zyngier30

Apr 30

[syzbot] [fuse?] BUG: scheduling while atomic in __synchronize_srcu

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

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[syzbot] [fuse?] BUG: scheduling while atomic in __synchronize_srcu

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

Apr 30

syzbot ci, Dave Hansen2

Apr 30

[syzbot ci] Re: mm: Make per-VMA locks available in all builds

On 4/30/26 00:55, syzbot ci wrote: > and found the following issue: > WARNING in mbind_range

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[syzbot ci] Re: mm: Make per-VMA locks available in all builds

On 4/30/26 00:55, syzbot ci wrote: > and found the following issue: > WARNING in mbind_range

Apr 30

Apr 30

[syzbot] [net?] KCSAN: data-race in igmp_rcv / igmp_rcv (2)

Hello, syzbot found the following issue on: HEAD commit: 2d1373e4246d Merge tag 'for-7.0-rc4-tag

unread,

[syzbot] [net?] KCSAN: data-race in igmp_rcv / igmp_rcv (2)

Hello, syzbot found the following issue on: HEAD commit: 2d1373e4246d Merge tag 'for-7.0-rc4-tag

Apr 30

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