Re: possible deadlock in vprintk_emit

From: Sergey Senozhatsky
Date: Fri Jun 08 2018 - 03:55:51 EST


On (06/08/18 09:50), Dmitry Vyukov wrote:
> > Hello,
> >
> > syzbot found the following crash on:
> >
> > HEAD commit: 1c8c5a9d38f6 Merge git://git.kernel.org/pub/scm/linux/kern..
> > git tree: upstream
> > console output: https://syzkaller.appspot.com/x/log.txt?x=131d4ddf800000
> > kernel config: https://syzkaller.appspot.com/x/.config?x=4f1acdf888c9d4e9
> > dashboard link: https://syzkaller.appspot.com/bug?extid=831ee52a258e90882b4d
> > compiler: gcc (GCC) 8.0.1 20180413 (experimental)
> >
> > Unfortunately, I don't have any reproducer for this crash yet.
> >
> > IMPORTANT: if you fix the bug, please add the following tag to the commit:
> > Reported-by: syzbot+831ee52a258e90882b4d@xxxxxxxxxxxxxxxxxxxxxxxxx
>
>
> This is the same as that one, right?

Yes.

-ss