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Message-ID: <67e1aadd.050a0220.a7ebc.002e.GAE@google.com>
Date: Mon, 24 Mar 2025 11:56:29 -0700
From: syzbot <syzbot+lista0009dd96368e51bfdc6@...kaller.appspotmail.com>
To: linux-ext4@...r.kernel.org, linux-kernel@...r.kernel.org, 
	syzkaller-bugs@...glegroups.com
Subject: [syzbot] Monthly ext4 report (Mar 2025)

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, 2 new issues were detected and 0 were fixed.
In total, 57 issues are still open and 148 have already been fixed.

Some of the still happening issues:

Ref  Crashes Repro Title
<1>  72595   Yes   WARNING in inode_set_cached_link
                   https://syzkaller.appspot.com/bug?extid=2cca5ef7e5ed862c0799
<2>  41454   Yes   possible deadlock in dqget
                   https://syzkaller.appspot.com/bug?extid=6e493c165d26d6fcbf72
<3>  4909    Yes   WARNING in __ext4_iget
                   https://syzkaller.appspot.com/bug?extid=2ff67872645e5b5ebdd5
<4>  2297    Yes   INFO: task hung in sync_inodes_sb (5)
                   https://syzkaller.appspot.com/bug?extid=30476ec1b6dc84471133
<5>  2060    Yes   kernel BUG in ext4_do_writepages
                   https://syzkaller.appspot.com/bug?extid=d1da16f03614058fdc48
<6>  1944    Yes   INFO: task hung in jbd2_journal_commit_transaction (5)
                   https://syzkaller.appspot.com/bug?extid=3071bdd0a9953bc0d177
<7>  1226    Yes   KASAN: out-of-bounds Read in ext4_xattr_set_entry
                   https://syzkaller.appspot.com/bug?extid=f792df426ff0f5ceb8d1
<8>  243     No    KCSAN: data-race in generic_buffers_fsync_noflush / writeback_single_inode (3)
                   https://syzkaller.appspot.com/bug?extid=35257a2200785ea628f5
<9>  183     Yes   KMSAN: uninit-value in aes_encrypt (5)
                   https://syzkaller.appspot.com/bug?extid=aeb14e2539ffb6d21130
<10> 132     Yes   INFO: task hung in do_get_write_access (3)
                   https://syzkaller.appspot.com/bug?extid=e7c786ece54bad9d1e43

---
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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