[syzbot] Monthly ext4 report (Oct 2024)

[syzbot] Monthly ext4 report (Oct 2024)

[syzbot]

Hello ext4 maintainers/developers,

This is a 31-day syzbot report for the ext4 subsystem.
All related reports/information can be found at:
https://syzkaller.appspot.com/upstream/s/ext4

During the period, 8 new issues were detected and 0 were fixed.
In total, 39 issues are still open and 145 have been fixed so far.

Some of the still happening issues:

Ref  Crashes Repro Title
<1>  11585   Yes   WARNING: locking bug in ext4_move_extents
                   https://syzkaller.appspot.com/bug?extid=7f4a6f7f7051474e40ad
<2>  3767    Yes   possible deadlock in dqget
                   https://syzkaller.appspot.com/bug?extid=6e493c165d26d6fcbf72
<3>  1711    Yes   INFO: task hung in sync_inodes_sb (5)
                   https://syzkaller.appspot.com/bug?extid=30476ec1b6dc84471133
<4>  1444    Yes   kernel BUG in ext4_do_writepages
                   https://syzkaller.appspot.com/bug?extid=d1da16f03614058fdc48
<5>  1354    Yes   INFO: task hung in jbd2_journal_commit_transaction (5)
                   https://syzkaller.appspot.com/bug?extid=3071bdd0a9953bc0d177
<6>  847     Yes   WARNING: locking bug in ext4_ioctl
                   https://syzkaller.appspot.com/bug?extid=a3c8e9ac9f9d77240afd
<7>  816     Yes   WARNING: locking bug in __ext4_ioctl
                   https://syzkaller.appspot.com/bug?extid=a537ff48a9cb940d314c
<8>  516     No    INFO: task hung in sb_start_write
                   https://syzkaller.appspot.com/bug?extid=fb3ada58a6c0a3208821
<9>  128     No    WARNING in ext4_write_inode (2)
                   https://syzkaller.appspot.com/bug?extid=748cc361874fca7d33cc
<10> 102     Yes   INFO: rcu detected stall in sys_clock_adjtime
                   https://syzkaller.appspot.com/bug?extid=25b7addb06e92c482190

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