[syzbot] Monthly btrfs report (Sep 2026)

[syzbot] Monthly btrfs report (Sep 2026)

[syzbot]

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, 8 new issues were detected and 0 were fixed.
In total, 30 issues are still open and 121 have already been fixed.
There are also 12 low-priority issues.

Some of the still happening issues:

Ref  Crashes Repro Title
<1>  198     Yes   WARNING in btrfs_run_delayed_refs (2)
                   https://syzkaller.appspot.com/bug?extid=810ea5febd3b79bdd384
<2>  78      Yes   WARNING in btrfs_destroy_inode (3)
                   https://syzkaller.appspot.com/bug?extid=25df068cd8509f8c0fe1
<3>  71      No    possible deadlock in btrfs_dirty_inode (2)
                   https://syzkaller.appspot.com/bug?extid=415a049af48761105c01
<4>  15      No    WARNING in __add_block_group_free_space
                   https://syzkaller.appspot.com/bug?extid=6931616d57696102d8aa
<5>  15      No    WARNING in __btrfs_update_delayed_inode (4)
                   https://syzkaller.appspot.com/bug?extid=768687d6d7c96a124e24
<6>  13      No    WARNING in btrfs_create_new_inode (3)
                   https://syzkaller.appspot.com/bug?extid=c1b8c52e6c0142c5e448
<7>  1105    Yes   WARNING in btrfs_chunk_alloc
                   https://syzkaller.appspot.com/bug?extid=e8e56d5d31d38b5b47e7
<8>  511     Yes   WARNING in btrfs_remove_chunk
                   https://syzkaller.appspot.com/bug?extid=e8582cc16881ec70a430
<9>  52      Yes   WARNING in btrfs_finish_one_ordered
                   https://syzkaller.appspot.com/bug?extid=6e54e639e7b934d64304
<10> 47      Yes   WARNING in btrfs_init_new_device
                   https://syzkaller.appspot.com/bug?extid=3bf3e110b2d406b8166c

---
This report is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
syzbot engineers can be reached at syzkaller@googlegroups.com.

To disable reminders for individual bugs, reply with the following command:
#syz set <Ref> no-reminders

To change bug's subsystems, reply with:
#syz set <Ref> subsystems: new-subsystem

You may send multiple commands in a single email message.