[syzbot] Monthly ext4 report (Jun 2024)

[syzbot] Monthly ext4 report (Jun 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, 38 issues are still open and 134 have been fixed so far.

Some of the still happening issues:

Ref  Crashes Repro Title
<1>  9744    Yes   WARNING: locking bug in ext4_move_extents
                   https://syzkaller.appspot.com/bug?extid=7f4a6f7f7051474e40ad
<2>  767     Yes   WARNING: locking bug in __ext4_ioctl
                   https://syzkaller.appspot.com/bug?extid=a537ff48a9cb940d314c
<3>  547     Yes   WARNING: locking bug in ext4_ioctl
                   https://syzkaller.appspot.com/bug?extid=a3c8e9ac9f9d77240afd
<4>  491     Yes   INFO: task hung in sync_inodes_sb (5)
                   https://syzkaller.appspot.com/bug?extid=30476ec1b6dc84471133
<5>  452     No    possible deadlock in evict (3)
                   https://syzkaller.appspot.com/bug?extid=dd426ae4af71f1e74729
<6>  265     Yes   KMSAN: uninit-value in ext4_inlinedir_to_tree
                   https://syzkaller.appspot.com/bug?extid=eaba5abe296837a640c0
<7>  248     Yes   WARNING in __fortify_report
                   https://syzkaller.appspot.com/bug?extid=50835f73143cc2905b9e
<8>  226     No    possible deadlock in __ext4_mark_inode_dirty (3)
                   https://syzkaller.appspot.com/bug?extid=72c7e5a0d9f5901e864e
<9>  155     Yes   INFO: task hung in jbd2_journal_commit_transaction (5)
                   https://syzkaller.appspot.com/bug?extid=3071bdd0a9953bc0d177
<10> 32      Yes   kernel BUG in ext4_write_inline_data_end (2)
                   https://syzkaller.appspot.com/bug?extid=0c89d865531d053abb2d

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