linux-kernel - [syzbot] [btrfs] Monthly Report

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Message-ID: <000000000000b4315105f7a7d014@google.com>
Date:   Fri, 24 Mar 2023 09:23:36 -0700
From:   syzbot <syzbot+list32e5d8c30adcfd4f0ca2@...kaller.appspotmail.com>
To:     clm@...com, dsterba@...e.com, josef@...icpanda.com,
        linux-btrfs@...r.kernel.org, linux-fsdevel@...r.kernel.org,
        linux-kernel@...r.kernel.org, syzkaller-bugs@...glegroups.com
Subject: [syzbot] [btrfs] Monthly Report

Hello btrfs maintainers/developers,

This is a 30-day syzbot report for 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 0 were fixed.
In total, 53 issues are still open and 29 have been fixed so far.

Some of the still happening issues:

Crashes Repro Title
1442    Yes   kernel BUG in close_ctree
              https://syzkaller.appspot.com/bug?extid=2665d678fffcc4608e18
221     Yes   VFS: Busy inodes after unmount (use-after-free)
              https://syzkaller.appspot.com/bug?extid=0af00f6a2cba2058b5db
197     Yes   WARNING in __kernel_write_iter
              https://syzkaller.appspot.com/bug?extid=12e098239d20385264d3
158     Yes   WARNING in btrfs_space_info_update_bytes_may_use
              https://syzkaller.appspot.com/bug?extid=8edfa01e46fd9fe3fbfb
144     Yes   WARNING in btrfs_chunk_alloc
              https://syzkaller.appspot.com/bug?extid=e8e56d5d31d38b5b47e7
143     Yes   WARNING in btrfs_remove_chunk
              https://syzkaller.appspot.com/bug?extid=e8582cc16881ec70a430
84      Yes   WARNING in kernfs_remove_by_name_ns (3)
              https://syzkaller.appspot.com/bug?extid=93cbdd0ab421adc5275d
71      Yes   kernel BUG in assertfail (2)
              https://syzkaller.appspot.com/bug?extid=c4614eae20a166c25bf0
67      Yes   INFO: task hung in lock_extent
              https://syzkaller.appspot.com/bug?extid=eaa05fbc7563874b7ad2
59      Yes   WARNING in lookup_inline_extent_backref
              https://syzkaller.appspot.com/bug?extid=d6f9ff86c1d804ba2bc6

---
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.