linux-kernel - Re: [syzbot] WARNING in snd_usbmidi_output

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Message-ID: <00000000000073937205ed45fe5c@google.com>
Date:   Sat, 12 Nov 2022 05:29:21 -0800
From:   syzbot <syzbot+9abda841d636d86c41da@...kaller.appspotmail.com>
To:     alsa-devel-owner@...a-project.org, alsa-devel@...a-project.org,
        broonie@...nel.org, clemens@...isch.de, gregkh@...uxfoundation.org,
        lgirdwood@...il.com, linux-kernel@...r.kernel.org, peda@...ntia.se,
        perex@...ex.cz, rafael@...nel.org, syzkaller-bugs@...glegroups.com,
        tiwai@...e.com
Subject: Re: [syzbot] WARNING in snd_usbmidi_output_open

syzbot has bisected this issue to:

commit 4f8ed19593872b710f27bbc3b7a9ce03310efc57
Author: Mark Brown <broonie@...nel.org>
Date:   Thu Jun 2 13:10:58 2022 +0000

    ASoC: tfa9879: Use modern ASoC DAI format terminology

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=17433e69880000
start commit:   f8f60f322f06 Add linux-next specific files for 20221111
git tree:       linux-next
final oops:     https://syzkaller.appspot.com/x/report.txt?x=14c33e69880000
console output: https://syzkaller.appspot.com/x/log.txt?x=10c33e69880000
kernel config:  https://syzkaller.appspot.com/x/.config?x=85ba52c07cd97289
dashboard link: https://syzkaller.appspot.com/bug?extid=9abda841d636d86c41da
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=160e91fa880000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=161d3e69880000

Reported-by: syzbot+9abda841d636d86c41da@...kaller.appspotmail.com
Fixes: 4f8ed1959387 ("ASoC: tfa9879: Use modern ASoC DAI format terminology")

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