linux-kernel - Re: [syzbot] [kernel?] INFO: rcu detected stall in sys

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Message-ID: <000000000000a2dd340618065661@google.com>
Date: Thu, 09 May 2024 07:36:02 -0700
From: syzbot <syzbot+6969434de600a6ba9f07@...kaller.appspotmail.com>
To: alsa-devel@...a-project.org, broonie@...nel.org, lenb@...nel.org, 
	lgirdwood@...il.com, linux-acpi@...r.kernel.org, linux-kernel@...r.kernel.org, 
	oder_chiou@...ltek.com, perex@...ex.cz, rafael@...nel.org, 
	shumingf@...ltek.com, syzkaller-bugs@...glegroups.com, tiwai@...e.com
Subject: Re: [syzbot] [kernel?] INFO: rcu detected stall in sys_wait4 (4)

syzbot has bisected this issue to:

commit 51ea51b18904cd1a0fb244ce41dfd903c2ada628
Author: Shuming Fan <shumingf@...ltek.com>
Date:   Fri Dec 23 05:58:46 2022 +0000

    ASoC: rt711-sdca: add jack detection mode for JD2 100K

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=123e6f88980000
start commit:   fe46a7dd189e Merge tag 'sound-6.9-rc1' of git://git.kernel..
git tree:       upstream
final oops:     https://syzkaller.appspot.com/x/report.txt?x=113e6f88980000
console output: https://syzkaller.appspot.com/x/log.txt?x=163e6f88980000
kernel config:  https://syzkaller.appspot.com/x/.config?x=fe78468a74fdc3b7
dashboard link: https://syzkaller.appspot.com/bug?extid=6969434de600a6ba9f07
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=1091a5f6180000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=17a22c13180000

Reported-by: syzbot+6969434de600a6ba9f07@...kaller.appspotmail.com
Fixes: 51ea51b18904 ("ASoC: rt711-sdca: add jack detection mode for JD2 100K")

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