From: syzbot <syzbot+list6a51048a59f44a26a220@syzkaller.appspotmail.com>
To: linux-block@vger.kernel.org, linux-kernel@vger.kernel.org,
syzkaller-bugs@googlegroups.com
Subject: [syzbot] Monthly block report (Sep 2026)
Date: Sat, 05 Sep 2026 13:33:34 -0700 [thread overview]
Message-ID: <6a9c7c9e.87c06881.102b7.0001.GAE@google.com> (raw)
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, 10 new issues were detected and 4 were fixed.
In total, 32 issues are still open and 118 have already been fixed.
There are also 30 low-priority issues.
Some of the still happening issues:
Ref Crashes Repro Title
<1> 1741 Yes INFO: task hung in blkdev_fallocate
https://syzkaller.appspot.com/bug?extid=39b75c02b8be0a061bfc
<2> 87 No INFO: task hung in read_cache_folio (6)
https://syzkaller.appspot.com/bug?extid=9db0864859224b833108
<3> 57 Yes INFO: task hung in __rq_qos_throttle (2)
https://syzkaller.appspot.com/bug?extid=53706c567afab5131044
<4> 29 No possible deadlock in blkcg_deactivate_policy (2)
https://syzkaller.appspot.com/bug?extid=14254d81dd19ba7d7e41
<5> 16 Yes INFO: task hung in blkdev_read_iter
https://syzkaller.appspot.com/bug?extid=afa7aef0c237038586e7
<6> 11 No BUG: unable to handle kernel paging request in blk_mq_complete_request_remote
https://syzkaller.appspot.com/bug?extid=2e3bf0bd49acd9b21d4b
<7> 1249 Yes WARNING in blk_mq_free_tag_set
https://syzkaller.appspot.com/bug?extid=02b37e31e64ea5cb6d29
<8> 94 Yes INFO: rcu detected stall in kjournald2 (2)
https://syzkaller.appspot.com/bug?extid=14c6ac6811273526cfa5
<9> 30 Yes KASAN: slab-out-of-bounds Read in blk_mq_free_rqs
https://syzkaller.appspot.com/bug?extid=e90526cab23b9efcd03c
<10> 13 No KASAN: slab-out-of-bounds Read in seq_buf_putmem
https://syzkaller.appspot.com/bug?extid=f179b16e13624138b0f1
---
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@googlegroups.com.
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reply other threads:[~2026-09-05 20:33 UTC|newest]
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