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Message-ID: <66e8242f.050a0220.252d9a.0001.GAE@google.com>
Date: Mon, 16 Sep 2024 05:27:27 -0700
From: syzbot <syzbot+list9332a94148ef9d3caccb@...kaller.appspotmail.com>
To: linux-ext4@...r.kernel.org, linux-kernel@...r.kernel.org, 
	syzkaller-bugs@...glegroups.com
Subject: [syzbot] Monthly ext4 report (Sep 2024)

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, 7 new issues were detected and 0 were fixed.
In total, 38 issues are still open and 140 have been fixed so far.

Some of the still happening issues:

Ref  Crashes Repro Title
<1>  11122   Yes   WARNING: locking bug in ext4_move_extents
                   https://syzkaller.appspot.com/bug?extid=7f4a6f7f7051474e40ad
<2>  1321    Yes   kernel BUG in ext4_do_writepages
                   https://syzkaller.appspot.com/bug?extid=d1da16f03614058fdc48
<3>  1251    Yes   INFO: task hung in sync_inodes_sb (5)
                   https://syzkaller.appspot.com/bug?extid=30476ec1b6dc84471133
<4>  807     Yes   WARNING: locking bug in __ext4_ioctl
                   https://syzkaller.appspot.com/bug?extid=a537ff48a9cb940d314c
<5>  768     Yes   WARNING: locking bug in ext4_ioctl
                   https://syzkaller.appspot.com/bug?extid=a3c8e9ac9f9d77240afd
<6>  489     No    INFO: task hung in sb_start_write
                   https://syzkaller.appspot.com/bug?extid=fb3ada58a6c0a3208821
<7>  459     No    INFO: task hung in ext4_stop_mmpd
                   https://syzkaller.appspot.com/bug?extid=0dd5b81275fa083055d7
<8>  342     Yes   INFO: task hung in jbd2_journal_commit_transaction (5)
                   https://syzkaller.appspot.com/bug?extid=3071bdd0a9953bc0d177
<9>  167     Yes   possible deadlock in ext4_xattr_inode_iget (3)
                   https://syzkaller.appspot.com/bug?extid=ee72b9a7aad1e5a77c5c
<10> 64      Yes   kernel BUG in ext4_write_inline_data_end (2)
                   https://syzkaller.appspot.com/bug?extid=0c89d865531d053abb2d

---
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.

To disable reminders for individual bugs, reply with the following command:
#syz set <Ref> no-reminders

To change bug's subsystems, reply with:
#syz set <Ref> subsystems: new-subsystem

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