From: Takashi Iwai <tiwai@suse.de>
To: Dmitry Vyukov <dvyukov@google.com>
Cc: alsa-devel@alsa-project.org, Jie Yang <yang.jie@intel.com>,
Mark Brown <broonie@kernel.org>, Jaroslav Kysela <perex@perex.cz>,
LKML <linux-kernel@vger.kernel.org>,
Eric Dumazet <edumazet@google.com>,
Alexander Potapenko <glider@google.com>,
Kostya Serebryany <kcc@google.com>,
syzkaller <syzkaller@googlegroups.com>,
Sasha Levin <sasha.levin@oracle.com>
Subject: Re: sound: use-after-free in snd_timer_interrupt
Date: Fri, 15 Jan 2016 16:39:26 +0100 [thread overview]
Message-ID: <s5hmvs6volt.wl-tiwai@suse.de> (raw)
In-Reply-To: <CACT4Y+Z22tC11KEad8DeFFQ0a6Rq-iyRryew02nYivz7WCR7nA@mail.gmail.com>
On Fri, 15 Jan 2016 16:28:33 +0100,
Dmitry Vyukov wrote:
>
> On Fri, Jan 15, 2016 at 4:21 PM, Takashi Iwai <tiwai@suse.de> wrote:
> > So you're running this in parallel? Or a tight sequential loop?
> > I did the latter, and I tried even this on a bare metal, but couldn't
> > trigger the Oops, so far.
>
> Yes, I run it in parallel using:
>
> $ go get golang.org/x/tools/cmd/stress
> $ ./stress -p 8 ./a.out
>
> But it just keeps 8 parallel processes running.
OK, then a bit different than I tested. Will check.
> > Meanwhile, I pushed the tree including all fixes at for-linus branch:
> > git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound.git for-linus
> >
> > It'd be appreciated if you can test this one.
>
> Is it different from the patches you mailed?
No, they should be basically same, but just to make sure that we're
on the same ground.
> I keep several dozens
> fixes for bugs that are not yet merged into Linus tree + own kcov
> patch. It is not easy to rebase...
The branch should be pullable onto 4.4-final cleanly.
> Here is what I now have for sound/
> https://gist.githubusercontent.com/dvyukov/dc29dbfd320126285fd8/raw/e2ca7b59c0dc118045f9fb4e3d052cbc751e787e/gistfile1.txt
>
Takashi
next prev parent reply other threads:[~2016-01-15 15:44 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-13 15:00 sound: use-after-free in snd_timer_interrupt Dmitry Vyukov
2016-01-13 16:53 ` Takashi Iwai
2016-01-13 18:34 ` Dmitry Vyukov
2016-01-13 19:05 ` Takashi Iwai
2016-01-13 19:30 ` Dmitry Vyukov
2016-01-13 19:41 ` Dmitry Vyukov
2016-01-13 20:30 ` Takashi Iwai
2016-01-13 20:48 ` Dmitry Vyukov
2016-01-13 20:54 ` Takashi Iwai
2016-01-14 16:09 ` Takashi Iwai
2016-01-15 8:06 ` Dmitry Vyukov
2016-01-15 11:00 ` Takashi Iwai
2016-01-15 11:03 ` Dmitry Vyukov
2016-01-15 13:51 ` Takashi Iwai
2016-01-15 14:38 ` Dmitry Vyukov
2016-01-15 15:21 ` Takashi Iwai
2016-01-15 15:28 ` Dmitry Vyukov
2016-01-15 15:39 ` Takashi Iwai [this message]
2016-01-15 19:13 ` Dmitry Vyukov
2016-01-15 19:18 ` Takashi Iwai
2016-01-15 19:47 ` Dmitry Vyukov
2016-01-15 21:22 ` Takashi Iwai
2016-01-15 21:44 ` Takashi Iwai
2016-01-18 10:53 ` Dmitry Vyukov
2016-01-18 13:06 ` Takashi Iwai
2016-01-18 13:30 ` Dmitry Vyukov
2016-01-18 13:36 ` Takashi Iwai
2016-01-13 20:45 ` Takashi Iwai
-- strict thread matches above, loose matches on Subject: below --
2016-04-02 9:08 Dmitry Vyukov
2016-04-02 16:30 ` Takashi Iwai
2016-04-03 6:06 ` Dmitry Vyukov
2016-04-03 6:33 ` Takashi Iwai
2016-04-20 7:56 ` Dmitry Vyukov
2016-04-20 8:08 ` Takashi Iwai
2016-04-20 10:31 ` Takashi Iwai
2016-04-21 8:14 ` Dmitry Vyukov
2016-04-21 8:31 ` Takashi Iwai
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