From: syzbot <syzbot+9dd7dbb1a4b915dee638@syzkaller.appspotmail.com>
To: axboe@kernel.dk, linux-block@vger.kernel.org,
linux-kernel@vger.kernel.org, ming.lei@redhat.com,
syzkaller-bugs@googlegroups.com
Subject: Re: [syzbot] [block?] possible deadlock in blk_mq_freeze_queue_nomemsave
Date: Fri, 04 Apr 2025 08:01:03 -0700 [thread overview]
Message-ID: <67eff42f.050a0220.2dd465.0214.GAE@google.com> (raw)
In-Reply-To: <Z-_jtFYt0t0-6A7z@fedora>
Hello,
syzbot has tested the proposed patch but the reproducer is still triggering an issue:
unregister_netdevice: waiting for DEV to become free
unregister_netdevice: waiting for batadv0 to become free. Usage count = 3
Tested on:
commit: 665c7e64 loop: replace freezing queue with quiesce & f..
git tree: https://github.com/ming1/linux.git syzbot-test
console output: https://syzkaller.appspot.com/x/log.txt?x=12321178580000
kernel config: https://syzkaller.appspot.com/x/.config?x=adffebefc9feb9d6
dashboard link: https://syzkaller.appspot.com/bug?extid=9dd7dbb1a4b915dee638
compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
Note: no patches were applied.
next prev parent reply other threads:[~2025-04-04 15:01 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-03-31 13:34 [syzbot] [block?] possible deadlock in blk_mq_freeze_queue_nomemsave syzbot
2025-04-03 8:34 ` syzbot
2025-04-04 13:50 ` Ming Lei
2025-04-04 15:01 ` syzbot [this message]
2025-04-04 5:40 ` syzbot
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