From: J Freyensee <james_p_freyensee@linux.intel.com>
To: One Thousand Gnomes <gnomes@lxorguk.ukuu.org.uk>,
Dmitry Vyukov <dvyukov@google.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Jiri Slaby <jslaby@suse.com>, LKML <linux-kernel@vger.kernel.org>,
syzkaller <syzkaller@googlegroups.com>,
Kostya Serebryany <kcc@google.com>,
Alexander Potapenko <glider@google.com>,
Sasha Levin <sasha.levin@oracle.com>,
Eric Dumazet <edumazet@google.com>
Subject: Re: tty: deadlock between n_tracerouter_receivebuf and flush_to_ldisc
Date: Tue, 19 Jan 2016 18:09:06 -0800 [thread overview]
Message-ID: <1453255746.3122.44.camel@linux.intel.com> (raw)
In-Reply-To: <20160115163300.063c224d@lxorguk.ukuu.org.uk>
On Fri, 2016-01-15 at 16:33 +0000, One Thousand Gnomes wrote:
> On Fri, 15 Jan 2016 08:51:39 +0100
> Dmitry Vyukov <dvyukov@google.com> wrote:
>
> > On Wed, Dec 30, 2015 at 11:44 AM, Dmitry Vyukov <dvyukov@google.com
> > > wrote:
> > > Hello,
> > >
> > > I've got the following lock order inversion report on
> > > 8513342170278468bac126640a5d2d12ffbff106 (Dec 28). Unfortunately
> > > I
> > > failed to find a reproducer for it.
> >
> > Ping. This is the most frequent failure during my testing now. J
> > Freyensee, you seem to wrote drivers/tty/n_tracerouter.c. Please
> > take
> > a look. Thanks.
I did look at the report but didn't see how n_tracerouter could be
causing the issue. I apologize for not responding, and I thank you so
very much for providing the thorough explanation, Alan.
Jay
>
> Alan
next prev parent reply other threads:[~2016-01-20 2:09 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-30 10:44 tty: deadlock between n_tracerouter_receivebuf and flush_to_ldisc Dmitry Vyukov
2016-01-15 7:51 ` Dmitry Vyukov
2016-01-15 16:33 ` One Thousand Gnomes
2016-01-15 17:22 ` Dmitry Vyukov
2016-01-20 9:36 ` Dmitry Vyukov
2016-01-20 11:44 ` Peter Zijlstra
2016-01-20 11:54 ` Dmitry Vyukov
2016-01-20 12:07 ` Peter Zijlstra
2016-01-20 14:58 ` One Thousand Gnomes
2016-01-20 15:16 ` Dmitry Vyukov
2016-01-20 16:32 ` Peter Zijlstra
2016-01-20 2:09 ` J Freyensee [this message]
2016-01-20 12:47 ` Jiri Slaby
2016-01-20 13:02 ` Peter Zijlstra
2016-01-20 13:07 ` Dmitry Vyukov
2016-01-20 16:08 ` Peter Hurley
2016-01-20 20:47 ` Peter Hurley
2016-01-21 10:06 ` Dmitry Vyukov
2016-01-21 10:20 ` Peter Zijlstra
2016-01-21 17:51 ` Peter Hurley
2016-01-22 14:10 ` Dmitry Vyukov
2016-01-25 16:56 ` Peter Hurley
2016-01-21 17:43 ` Peter Hurley
2016-02-03 4:24 ` Peter Hurley
2016-02-03 17:32 ` Dmitry Vyukov
2016-02-03 19:09 ` Peter Hurley
2016-02-04 12:39 ` Dmitry Vyukov
2016-02-04 13:17 ` Dmitry Vyukov
2016-02-04 18:46 ` Peter Hurley
2016-02-04 18:48 ` Dmitry Vyukov
2016-02-05 21:22 ` Dmitry Vyukov
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