linux-kernel - Re: [syzbot] [wireguard?] INFO: task hung in wg

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Message-ID: <67063443.050a0220.22840d.000f.GAE@google.com>
Date: Wed, 09 Oct 2024 00:44:03 -0700
From: syzbot <syzbot+7da6c19dc528c2ebc612@...kaller.appspotmail.com>
To: Jason@...c4.com, bsegall@...gle.com, davem@...emloft.net, 
	dietmar.eggemann@....com, dsahern@...nel.org, edumazet@...gle.com, 
	jason@...c4.com, juri.lelli@...hat.com, kuba@...nel.org, 
	linux-kernel@...r.kernel.org, mgorman@...e.de, mingo@...hat.com, 
	netdev@...r.kernel.org, pabeni@...hat.com, peterz@...radead.org, 
	rostedt@...dmis.org, syzkaller-bugs@...glegroups.com, 
	vincent.guittot@...aro.org, vschneid@...hat.com, wireguard@...ts.zx2c4.com
Subject: Re: [syzbot] [wireguard?] INFO: task hung in wg_destruct (2)

syzbot has bisected this issue to:

commit dfa0a574cbc47bfd5f8985f74c8ea003a37fa078
Author: Peter Zijlstra <peterz@...radead.org>
Date:   Wed Jun 5 10:09:11 2024 +0000

    sched/uclamg: Handle delayed dequeue

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=13c2d7d0580000
start commit:   e32cde8d2bd7 Merge tag 'sched_ext-for-6.12-rc1-fixes-1' of..
git tree:       upstream
final oops:     https://syzkaller.appspot.com/x/report.txt?x=1022d7d0580000
console output: https://syzkaller.appspot.com/x/log.txt?x=17c2d7d0580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=286b31f2cf1c36b5
dashboard link: https://syzkaller.appspot.com/bug?extid=7da6c19dc528c2ebc612
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=146ae580580000

Reported-by: syzbot+7da6c19dc528c2ebc612@...kaller.appspotmail.com
Fixes: dfa0a574cbc4 ("sched/uclamg: Handle delayed dequeue")

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