From: syzbot <syzbot+ad53b671c30ddaba634d@syzkaller.appspotmail.com>
To: asml.silence@gmail.com, axboe@kernel.dk,
io-uring@vger.kernel.org, linux-kernel@vger.kernel.org,
syzkaller-bugs@googlegroups.com
Subject: Re: [syzbot] KASAN: use-after-free Read in io_wqe_worker (2)
Date: Mon, 09 Jan 2023 10:55:21 -0800 [thread overview]
Message-ID: <00000000000023cc9d05f1d94f29@google.com> (raw)
In-Reply-To: <36d665d6-3cd7-ffa8-da4f-1ceb67052ce7@gmail.com>
Hello,
syzbot has tested the proposed patch but the reproducer is still triggering an issue:
INFO: rcu detected stall in corrupted
rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { P5550 } 2678 jiffies s: 2801 root: 0x0/T
rcu: blocking rcu_node structures (internal RCU debug):
Tested on:
commit: a4b98579 Merge branch 'io_uring-6.2' into syztest
git tree: git://git.kernel.dk/linux.git syztest
console output: https://syzkaller.appspot.com/x/log.txt?x=1490bc16480000
kernel config: https://syzkaller.appspot.com/x/.config?x=8b79b14037065d92
dashboard link: https://syzkaller.appspot.com/bug?extid=ad53b671c30ddaba634d
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
Note: no patches were applied.
next prev parent reply other threads:[~2023-01-09 18:55 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-09 6:03 [syzbot] KASAN: use-after-free Read in io_wqe_worker (2) syzbot
2023-01-09 13:09 ` Pavel Begunkov
2023-01-09 18:55 ` syzbot [this message]
2023-03-11 15:15 ` [syzbot] [io-uring?] " syzbot
2023-03-15 12:20 ` Aleksandr Nogikh
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