[syzbot] Monthly btrfs report (Jul 2026)

syzbot <[email protected]>
Newsgroups org.kernel.vger.linux-btrfs,org.kernel.vger.linux-kernel
Message-ID <[email protected]>
Hello btrfs maintainers/developers,

This is a 31-day syzbot report for the btrfs subsystem.
All related reports/information can be found at:
https://syzkaller.appspot.com/upstream/s/btrfs

During the period, 3 new issues were detected and 2 were fixed.
In total, 24 issues are still open and 118 have already been fixed.
There are also 13 low-priority issues.

Some of the still happening issues:

Ref  Crashes Repro Title
<1>  66      No    possible deadlock in btrfs_dirty_inode (2)
                   https://syzkaller.appspot.com/bug?extid=415a049af48761105c01
<2>  47      No    possible deadlock in btrfs_quota_enable (2)
                   https://syzkaller.appspot.com/bug?extid=3a88c590edd72179657c
<3>  43      Yes   WARNING in btrfs_destroy_inode (3)
                   https://syzkaller.appspot.com/bug?extid=25df068cd8509f8c0fe1
<4>  8       Yes   WARNING in can_finish_ordered_extent
                   https://syzkaller.appspot.com/bug?extid=085adc3f91549d11066a
<5>  6652    Yes   kernel BUG in close_ctree
                   https://syzkaller.appspot.com/bug?extid=2665d678fffcc4608e18
<6>  890     Yes   WARNING in btrfs_chunk_alloc
                   https://syzkaller.appspot.com/bug?extid=e8e56d5d31d38b5b47e7
<7>  484     Yes   WARNING in btrfs_remove_chunk
                   https://syzkaller.appspot.com/bug?extid=e8582cc16881ec70a430
<8>  53      Yes   INFO: rcu detected stall in sys_readlink (5)
                   https://syzkaller.appspot.com/bug?extid=23e14ec82f3c8692eaa9
<9>  32      Yes   WARNING in btrfs_free_reserved_data_space_noquota (3)
                   https://syzkaller.appspot.com/bug?extid=9064acebb06685edb243
<10> 31      Yes   WARNING in btrfs_finish_one_ordered
                   https://syzkaller.appspot.com/bug?extid=6e54e639e7b934d64304

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