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From: Tetsuo Handa <penguin-kernel@i-love.sakura.ne.jp>
To: Dmitry Vyukov <dvyukov@google.com>
Cc: syzbot <syzbot+f5ceb7c55f59455035ca@syzkaller.appspotmail.com>,
	ast@kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com,
	linux-kernel@vger.kernel.org, netdev@vger.kernel.org,
	syzkaller-bugs@googlegroups.com
Subject: Re: KASAN: use-after-free Write in check_noncircular
Date: Wed, 17 Jul 2019 19:13:52 +0900	[thread overview]
Message-ID: <d87d7844-5dce-b423-9d54-4e51d482ba5f@i-love.sakura.ne.jp> (raw)
In-Reply-To: <0000000000001e443b058ddcb128@google.com>

This is not a TOMOYO's bug. But

On 2019/07/17 17:58, syzbot wrote:
> ==================================================================
> BUG: KASAN: use-after-free in check_noncircular+0x91/0x560 kernel/locking/lockdep.c:1722
> Write of size 56 at addr ffff888089815160 by task syz-executor.4/8772
> 
> CPU: 1 PID: 8772 Comm: syz-executor.4 Not tainted 5.2.0+ #31
> Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
> Call Trace:
> 

what happened here? No trace was printed to console output?

> Allocated by task 8457:

      reply	other threads:[~2019-07-17 10:14 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-07-17  8:58 syzbot
2019-07-17 10:13 ` Tetsuo Handa [this message]

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