[syzbot] Monthly bcachefs report (Aug 2024)

[syzbot]

Hello bcachefs maintainers/developers,

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

During the period, 5 new issues were detected and 1 were fixed.
In total, 71 issues are still open and 52 have been fixed so far.

Some of the still happening issues:

Ref  Crashes Repro Title
<1>  4330    Yes   kernel BUG in bch2_fs_journal_stop
                   https://syzkaller.appspot.com/bug?extid=10b936c5eaee2819b49b
<2>  2944    Yes   INFO: task hung in __closure_sync
                   https://syzkaller.appspot.com/bug?extid=7bf808f7fe4a6549f36e
<3>  1364    Yes   BUG: MAX_LOCK_DEPTH too low! (4)
                   https://syzkaller.appspot.com/bug?extid=46405fa9afa07e6c8c40
<4>  398     Yes   KMSAN: uninit-value in bch2_alloc_v4_invalid
                   https://syzkaller.appspot.com/bug?extid=3b2968fa4953885dd66a
<5>  246     No    INFO: task hung in bch2_readahead
                   https://syzkaller.appspot.com/bug?extid=a6060114362257e9798a
<6>  221     No    WARNING in bch2_trans_put
                   https://syzkaller.appspot.com/bug?extid=291aef749c5cbb9ca2fd
<7>  215     Yes   INFO: task hung in bch2_fs_read_only_work
                   https://syzkaller.appspot.com/bug?extid=8996d8f176cf946ef641
<8>  138     Yes   INFO: task hung in __bch2_fs_stop
                   https://syzkaller.appspot.com/bug?extid=6d3e28b33490b3085412
<9>  86      Yes   possible deadlock in bch2_gc_mark_key
                   https://syzkaller.appspot.com/bug?extid=050e797ad21ccc3f5d1a
<10> 82      Yes   WARNING in __bch2_truncate_folio
                   https://syzkaller.appspot.com/bug?extid=3d11e35eeafe176a6c5b

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