linux-kernel - [syzbot] Monthly block report (Jan 2025)

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Message-ID: <678e4a4f.050a0220.303755.0077.GAE@google.com>
Date: Mon, 20 Jan 2025 05:06:23 -0800
From: syzbot <syzbot+listfc97652af697e61c3368@...kaller.appspotmail.com>
To: linux-block@...r.kernel.org, linux-kernel@...r.kernel.org, 
	syzkaller-bugs@...glegroups.com
Subject: [syzbot] Monthly block report (Jan 2025)

Hello block maintainers/developers,

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

During the period, 5 new issues were detected and 0 were fixed.
In total, 46 issues are still open and 94 have already been fixed.

Some of the still happening issues:

Ref  Crashes Repro Title
<1>  59531   Yes   possible deadlock in __submit_bio
                   https://syzkaller.appspot.com/bug?extid=949ae54e95a2fab4cbb4
<2>  4822    Yes   KMSAN: kernel-infoleak in filemap_read
                   https://syzkaller.appspot.com/bug?extid=905d785c4923bea2c1db
<3>  2964    Yes   possible deadlock in blk_trace_setup
                   https://syzkaller.appspot.com/bug?extid=0d8542c90a512dc95185
<4>  2822    Yes   possible deadlock in loop_reconfigure_limits
                   https://syzkaller.appspot.com/bug?extid=867b0179d31db9955876
<5>  2461    Yes   INFO: task hung in bdev_release
                   https://syzkaller.appspot.com/bug?extid=4da851837827326a7cd4
<6>  1865    Yes   KASAN: slab-use-after-free Read in percpu_ref_put (2)
                   https://syzkaller.appspot.com/bug?extid=905d719acdbd213bf67e
<7>  1662    Yes   INFO: task hung in blkdev_fallocate
                   https://syzkaller.appspot.com/bug?extid=39b75c02b8be0a061bfc
<8>  594     No    INFO: task hung in bdev_open
                   https://syzkaller.appspot.com/bug?extid=5c6179f2c4f1e111df11
<9>  345     No    possible deadlock in loop_set_status
                   https://syzkaller.appspot.com/bug?extid=9b145229d11aa73e4571
<10> 40      Yes   possible deadlock in blk_mq_submit_bio
                   https://syzkaller.appspot.com/bug?extid=5218c85078236fc46227

---
This report is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
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