On Sun, 08 Apr 2018 15:26:21 +0200,
Tetsuo Handa wrote:
>
> Dmitry Vyukov wrote:
> > Takashi has already fixed this. See this thread:
> > https://groups.google.com/forum/#!searchin/syzkaller-bugs/%22INFO$3A$20rcu$20detected$20stall$20in$20snd_pcm_oss_write3$20(2)%22%7Csort:date/syzkaller-bugs/D2xW
Dmitry Vyukov wrote:
> Takashi has already fixed this. See this thread:
> https://groups.google.com/forum/#!searchin/syzkaller-bugs/%22INFO$3A$20rcu$20detected$20stall$20in$20snd_pcm_oss_write3$20(2)%22%7Csort:date/syzkaller-bugs/D2xWV7WTRDk/sCw_gImmCAAJ
Yes, I noticed it just before I post this.
On Sun, Apr 8, 2018 at 2:58 PM, Tetsuo Handa
wrote:
> I manually simplified the reproducer.
>
> It is quite strange that removing unshare() hides this lockup bug.
> Also, explicitly closing by "close()" hides this lockup bug.
> Triggering "fput() from do_exit()" from "different namespace"
> someho
I manually simplified the reproducer.
It is quite strange that removing unshare() hides this lockup bug.
Also, explicitly closing by "close()" hides this lockup bug.
Triggering "fput() from do_exit()" from "different namespace"
somehow affects this lockup bug?
Hello,
syzbot hit the following crash on upstream commit
e02d37bf55a9a36f22427fd6dd733fe104d817b6 (Thu Apr 5 17:42:07 2018 +)
Merge tag 'sound-4.17-rc1' of
git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound
syzbot dashboard link:
https://syzkaller.appspot.com/bug?extid=4f2016cf5185
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