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

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4:49 AM

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

syzbot has found a reproducer for the following issue on: HEAD commit: 01a412d06bc5 Merge tag '

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

syzbot has found a reproducer for the following issue on: HEAD commit: 01a412d06bc5 Merge tag '

4:49 AM

3:59 AM

[syzbot] [bpf?] KASAN: slab-out-of-bounds Read in bpf_inode_storage_free

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

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[syzbot] [bpf?] KASAN: slab-out-of-bounds Read in bpf_inode_storage_free

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

3:59 AM

syzbot, Viacheslav Dubeyko2

1:26 AM

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

On Wed, 2025-07-23 at 10:18 -0700, syzbot wrote: > Hello, > > syzbot found the following

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

On Wed, 2025-07-23 at 10:18 -0700, syzbot wrote: > Hello, > > syzbot found the following

1:26 AM

1:19 AM

[syzbot] [fs?] [wireless?] general protection fault in simple_recursive_removal (5)

Hello, syzbot found the following issue on: HEAD commit: 89be9a83ccf1 Linux 6.16-rc7 git tree:

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[syzbot] [fs?] [wireless?] general protection fault in simple_recursive_removal (5)

Hello, syzbot found the following issue on: HEAD commit: 89be9a83ccf1 Linux 6.16-rc7 git tree:

1:19 AM

1:18 AM

[syzbot] [exfat?] INFO: task hung in generic_file_write_iter (3)

Hello, syzbot found the following issue on: HEAD commit: 89be9a83ccf1 Linux 6.16-rc7 git tree:

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[syzbot] [exfat?] INFO: task hung in generic_file_write_iter (3)

Hello, syzbot found the following issue on: HEAD commit: 89be9a83ccf1 Linux 6.16-rc7 git tree:

1:18 AM

12:49 AM

[syzbot] [pm?] WARNING in complete_all

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

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[syzbot] [pm?] WARNING in complete_all

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

12:49 AM

Aleksandr Nogikh, Jakub Kicinski2

12:47 AM

Re: Re: [syzbot ci] Re: net: Revert tx queue length on partial failure in dev_qdisc_change_tx_queue_len()

On Wed, 23 Jul 2025 18:25:47 +0200 Aleksandr Nogikh wrote: > On Tue, 22 Jul 2025 Jakub Kicinski

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Re: Re: [syzbot ci] Re: net: Revert tx queue length on partial failure in dev_qdisc_change_tx_queue_len()

On Wed, 23 Jul 2025 18:25:47 +0200 Aleksandr Nogikh wrote: > On Tue, 22 Jul 2025 Jakub Kicinski

12:47 AM

Jul 23

[syzbot] [tipc?] KMSAN: uninit-value in tipc_rcv (2)

Hello, syzbot found the following issue on: HEAD commit: 4871b7cb27f4 Merge tag 'v6.16-rc6-smb3-

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[syzbot] [tipc?] KMSAN: uninit-value in tipc_rcv (2)

Hello, syzbot found the following issue on: HEAD commit: 4871b7cb27f4 Merge tag 'v6.16-rc6-smb3-

Jul 23

Jul 23

[syzbot] [input?] [usb?] [io-uring?] INFO: task hung in io_wq_put_and_exit (5)

Hello, syzbot found the following issue on: HEAD commit: bf61759db409 Merge tag 'sched_ext-for-

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[syzbot] [input?] [usb?] [io-uring?] INFO: task hung in io_wq_put_and_exit (5)

Hello, syzbot found the following issue on: HEAD commit: bf61759db409 Merge tag 'sched_ext-for-

Jul 23

syzbot, … Alan Stern26

Jul 23

[syzbot] [input?] [usb?] UBSAN: shift-out-of-bounds in s32ton (2)

Testing by the syzbot fuzzer showed that the HID core gets a shift-out-of-bounds exception when it

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[syzbot] [input?] [usb?] UBSAN: shift-out-of-bounds in s32ton (2)

Testing by the syzbot fuzzer showed that the HID core gets a shift-out-of-bounds exception when it

Jul 23

syzbot, … Aleksandr Nogikh26

Jul 23

[syzbot] [io-uring?] KASAN: slab-use-after-free Read in io_poll_remove_entries

On Sun, Jul 20, 2025 at 8:49 PM Jens Axboe <ax...@kernel.dk> wrote: > > On 7/20/25 12:24

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[syzbot] [io-uring?] KASAN: slab-use-after-free Read in io_poll_remove_entries

On Sun, Jul 20, 2025 at 8:49 PM Jens Axboe <ax...@kernel.dk> wrote: > > On 7/20/25 12:24

Jul 23

Jul 23

[syzbot] [bcachefs?] KMSAN: uninit-value in bch2_alloc_sectors_start_trans (2)

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

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[syzbot] [bcachefs?] KMSAN: uninit-value in bch2_alloc_sectors_start_trans (2)

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

Jul 23

Jul 23

[syzbot] [net?] WARNING: refcount bug in nsim_fib_event_nb (2)

Hello, syzbot found the following issue on: HEAD commit: 6832a9317eee Merge tag 'net-6.16-rc7

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[syzbot] [net?] WARNING: refcount bug in nsim_fib_event_nb (2)

Hello, syzbot found the following issue on: HEAD commit: 6832a9317eee Merge tag 'net-6.16-rc7

Jul 23

Jul 23

[syzbot] Monthly hams report (Jul 2025)

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

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[syzbot] Monthly hams report (Jul 2025)

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

Jul 23

Jul 23

[syzbot] Monthly kernfs report (Jul 2025)

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

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[syzbot] Monthly kernfs report (Jul 2025)

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

Jul 23

syzbot, … Aleksandr Nogikh12

Jul 23

[syzbot] [bcachefs?] KASAN: slab-use-after-free Write in bch2_get_next_dev

On Sat, Jul 19, 2025 at 7:35 PM Kent Overstreet <kent.ov...@linux.dev> wrote: > >

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[syzbot] [bcachefs?] KASAN: slab-use-after-free Write in bch2_get_next_dev

On Sat, Jul 19, 2025 at 7:35 PM Kent Overstreet <kent.ov...@linux.dev> wrote: > >

Jul 23

syzbot, … Jan Kara15

Jul 23

[syzbot] [fs?] INFO: task hung in vfs_rename (2)

On Tue 22-07-25 13:51:17, Kent Overstreet wrote: > Here's another one that someone incorrectly

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[syzbot] [fs?] INFO: task hung in vfs_rename (2)

On Tue 22-07-25 13:51:17, Kent Overstreet wrote: > Here's another one that someone incorrectly

Jul 23

syzbot, Jens Axboe4

Jul 23

[syzbot] [kernel?] BUG: unable to handle kernel NULL pointer dereference in module_kobj_release

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

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[syzbot] [kernel?] BUG: unable to handle kernel NULL pointer dereference in module_kobj_release

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

Jul 23

Antoni Pokusinski, Al Viro2

Jul 23

[PATCH] hpfs: add checks for ea addresses

On Sun, Jul 20, 2025 at 02:34:27PM +0200, Antoni Pokusinski wrote: > ea_end = fnode_end_ea(fnode);

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[PATCH] hpfs: add checks for ea addresses

On Sun, Jul 20, 2025 at 02:34:27PM +0200, Antoni Pokusinski wrote: > ea_end = fnode_end_ea(fnode);

Jul 23

syzbot, Edward Adam Davis3

Jul 23

[syzbot] [bcachefs?] INFO: task hung in __bch2_fs_stop

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

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[syzbot] [bcachefs?] INFO: task hung in __bch2_fs_stop

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

Jul 23

Jul 23

[syzbot] [bcachefs?] WARNING in bchfs_truncate

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

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[syzbot] [bcachefs?] WARNING in bchfs_truncate

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

Jul 23

Jul 23

[syzbot] [bcachefs?] INFO: task hung in __closure_sync

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

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[syzbot] [bcachefs?] INFO: task hung in __closure_sync

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

Jul 23

Jul 23

[syzbot] [bcachefs?] INFO: task hung in bch2_copygc_stop

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

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[syzbot] [bcachefs?] INFO: task hung in bch2_copygc_stop

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

Jul 23

syzbot, Kent Overstreet5

Jul 23

[syzbot] [bcachefs?] kernel BUG in do_bch2_trans_commit_to_journal_replay

On Sat, Jul 19, 2025 at 11:16:32PM -0700, syzbot wrote: > Hello, > > syzbot found the

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[syzbot] [bcachefs?] kernel BUG in do_bch2_trans_commit_to_journal_replay

On Sat, Jul 19, 2025 at 11:16:32PM -0700, syzbot wrote: > Hello, > > syzbot found the

Jul 23

Arnaud Lecomte, … kernel test robot7

Jul 23

[PATCH] usb: mon: Fix slab-out-of-bounds in mon_bin_event due to unsafe URB transfer_buffer access

Hi Arnaud, kernel test robot noticed the following build warnings: [auto build test WARNING on usb/

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[PATCH] usb: mon: Fix slab-out-of-bounds in mon_bin_event due to unsafe URB transfer_buffer access

Hi Arnaud, kernel test robot noticed the following build warnings: [auto build test WARNING on usb/

Jul 23

syzbot, Moon Hee Lee3

Jul 23

[syzbot] [sctp?] UBSAN: shift-out-of-bounds in sctp_transport_update_rto

> #syz test git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git main This crash does not

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[syzbot] [sctp?] UBSAN: shift-out-of-bounds in sctp_transport_update_rto

> #syz test git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git main This crash does not

Jul 23

syzbot, Baolin Wang8

Jul 23

[syzbot] BUG: Bad rss-counter state (5)

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

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[syzbot] BUG: Bad rss-counter state (5)

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

Jul 23

Jul 23

[syzbot] [bcachefs?] possible deadlock in bch2_trans_begin

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

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[syzbot] [bcachefs?] possible deadlock in bch2_trans_begin

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

Jul 23

Jul 23

[syzbot] [bcachefs?] possible deadlock in __bch2_folio_reservation_get (2)

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

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[syzbot] [bcachefs?] possible deadlock in __bch2_folio_reservation_get (2)

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

Jul 23

syzbot, Kent Overstreet3

Jul 23

[syzbot] [block?] INFO: task hung in bioset_init

On Sun, Jun 29, 2025 at 04:48:28AM -0700, syzbot wrote: > Hello, > > syzbot found the

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[syzbot] [block?] INFO: task hung in bioset_init

On Sun, Jun 29, 2025 at 04:48:28AM -0700, syzbot wrote: > Hello, > > syzbot found the

Jul 23

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