linux-kernel - Re: INFO: task hung in snd_timer

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Message-ID: <000000000000b9dd9c0596ac5b94@google.com>
Date:   Wed, 06 Nov 2019 04:05:00 -0800
From:   syzbot <syzbot+f1048ebddb93befb085f@...kaller.appspotmail.com>
To:     alexandre.belloni@...tlin.com, alsa-devel-owner@...a-project.org,
        alsa-devel@...a-project.org, bhelgaas@...gle.com,
        broonie@...nel.org, kirr@...edi.com, linux-kernel@...r.kernel.org,
        linux@...ck-us.net, lkundrak@...sk, maxime.ripard@...tlin.com,
        perex@...ex.cz, peron.clem@...il.com, robh@...nel.org,
        syzkaller-bugs@...glegroups.com, tglx@...utronix.de,
        tiwai@...e.com, tiwai@...e.de
Subject: Re: INFO: task hung in snd_timer_close

syzbot has bisected this bug to:

commit b2045303147254d01b1db90a83e5df3832c4264b
Author: Clément Péron <peron.clem@...il.com>
Date:   Mon May 27 20:06:21 2019 +0000

     dt-bindings: sound: sun4i-spdif: Add Allwinner H6 compatible

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=14acecb4e00000
start commit:   a99d8080 Linux 5.4-rc6
git tree:       upstream
final crash:    https://syzkaller.appspot.com/x/report.txt?x=16acecb4e00000
console output: https://syzkaller.appspot.com/x/log.txt?x=12acecb4e00000
kernel config:  https://syzkaller.appspot.com/x/.config?x=8c5e2eca3f31f9bf
dashboard link: https://syzkaller.appspot.com/bug?extid=f1048ebddb93befb085f
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=126bc658e00000

Reported-by: syzbot+f1048ebddb93befb085f@...kaller.appspotmail.com
Fixes: b20453031472 ("dt-bindings: sound: sun4i-spdif: Add Allwinner H6  
compatible")

For information about bisection process see: https://goo.gl/tpsmEJ#bisection