linux-kernel - [syzbot] Monthly bcachefs report (Feb 2025)

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Message-ID: <67b25e8f.050a0220.173698.0017.GAE@google.com>
Date: Sun, 16 Feb 2025 13:54:23 -0800
From: syzbot <syzbot+list57e38899ff0c2990791e@...kaller.appspotmail.com>
To: kent.overstreet@...ux.dev, linux-bcachefs@...r.kernel.org, 
	linux-kernel@...r.kernel.org, syzkaller-bugs@...glegroups.com
Subject: [syzbot] Monthly bcachefs report (Feb 2025)

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, 27 new issues were detected and 0 were fixed.
In total, 147 issues are still open and 135 have already been fixed.

Some of the still happening issues:

Ref  Crashes Repro Title
<1>  29252   Yes   INFO: task hung in bch2_copygc_stop
                   https://syzkaller.appspot.com/bug?extid=c6fd966ebbdea1e8ff08
<2>  7250    Yes   INFO: task hung in __closure_sync
                   https://syzkaller.appspot.com/bug?extid=7bf808f7fe4a6549f36e
<3>  3473    Yes   WARNING in bch2_trans_srcu_unlock
                   https://syzkaller.appspot.com/bug?extid=1e515cab343dbe5aa38a
<4>  2458    Yes   KASAN: slab-use-after-free Read in percpu_ref_put (2)
                   https://syzkaller.appspot.com/bug?extid=905d719acdbd213bf67e
<5>  2231    Yes   KMSAN: uninit-value in rw_aux_tree_set (2)
                   https://syzkaller.appspot.com/bug?extid=ed52fb987e4b52cbfad9
<6>  1644    Yes   KMSAN: uninit-value in bch2_write_inode
                   https://syzkaller.appspot.com/bug?extid=c17ad4b4367b72a853cb
<7>  1245    Yes   kernel BUG in bch2_btree_path_peek_slot
                   https://syzkaller.appspot.com/bug?extid=3ebaf90b49bd97e920ee
<8>  1156    Yes   INFO: task hung in bch2_journal_reclaim_thread (2)
                   https://syzkaller.appspot.com/bug?extid=820dc3b465c69f766a57
<9>  939     Yes   possible deadlock in bch2_symlink
                   https://syzkaller.appspot.com/bug?extid=7836a68852a10ec3d790
<10> 484     Yes   KMSAN: uninit-value in bch2_alloc_v4_validate (2)
                   https://syzkaller.appspot.com/bug?extid=8dd95f470e7cd0ff4b66

---
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@...glegroups.com.

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