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List:       linux-btrfs
Subject:    [syzbot] Monthly btrfs report (Aug 2023)
From:       syzbot <syzbot+list902b4a7ca2aca212df12 () syzkaller ! appspotmail ! com>
Date:       2023-08-30 9:53:08
Message-ID: 0000000000001411fa060420e5f4 () google ! com
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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 1 were fixed.
In total, 55 issues are still open and 37 have been fixed so far.

Some of the still happening issues:

Ref  Crashes Repro Title
<1>  8234    Yes   VFS: Busy inodes after unmount (use-after-free)
                   https://syzkaller.appspot.com/bug?extid=0af00f6a2cba2058b5db
<2>  5325    Yes   kernel BUG in close_ctree
                   https://syzkaller.appspot.com/bug?extid=2665d678fffcc4608e18
<3>  1042    Yes   WARNING in btrfs_space_info_update_bytes_may_use
                   https://syzkaller.appspot.com/bug?extid=8edfa01e46fd9fe3fbfb
<4>  809     Yes   WARNING in __kernel_write_iter
                   https://syzkaller.appspot.com/bug?extid=12e098239d20385264d3
<5>  310     Yes   kernel BUG at fs/inode.c:LINE! (2)
                   https://syzkaller.appspot.com/bug?extid=c92c93d1f1aaaacdb9db
<6>  273     Yes   WARNING in lookup_inline_extent_backref
                   https://syzkaller.appspot.com/bug?extid=d6f9ff86c1d804ba2bc6
<7>  211     Yes   WARNING in btrfs_remove_chunk
                   https://syzkaller.appspot.com/bug?extid=e8582cc16881ec70a430
<8>  202     Yes   WARNING in btrfs_chunk_alloc
                   https://syzkaller.appspot.com/bug?extid=e8e56d5d31d38b5b47e7
<9>  147     Yes   INFO: task hung in lock_extent
                   https://syzkaller.appspot.com/bug?extid=eaa05fbc7563874b7ad2
<10> 89      Yes   WARNING in cleanup_transaction
                   https://syzkaller.appspot.com/bug?extid=021d10c4d4edc87daa03

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

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