From: syzbot <syzbot+ec972d37869318fc3ffb-Pl5Pbv+GP7P466ipTTIvnc23WoclnBCfAL8bYrjMMd8@public.gmane.org>
To: akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org,
cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
hannes-druUgvl0LCNAfugRpC6u6w@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-mm-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org,
mhocko-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org,
roman.gushchin-fxUVXftIFDnyG1zEObXtfA@public.gmane.org,
shakeelb-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org,
songmuchun-EC8Uxl6Npydl57MIdRCFDg@public.gmane.org,
syzkaller-bugs-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org
Subject: Re: [syzbot] WARNING in folio_lruvec_lock_irqsave
Date: Fri, 24 Jun 2022 23:00:09 -0700 [thread overview]
Message-ID: <0000000000003ad3d705e23f66ae@google.com> (raw)
In-Reply-To: <0000000000004b03c805e2099bf0-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
syzbot has bisected this issue to:
commit cca700a8e695fbe4a647e3a509ac513f05d5740a
Author: Muchun Song <songmuchun-EC8Uxl6Npydl57MIdRCFDg@public.gmane.org>
Date: Tue Jun 21 12:56:58 2022 +0000
mm: lru: use lruvec lock to serialize memcg changes
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=15abaf18080000
start commit: ac0ba5454ca8 Add linux-next specific files for 20220622
git tree: linux-next
final oops: https://syzkaller.appspot.com/x/report.txt?x=17abaf18080000
console output: https://syzkaller.appspot.com/x/log.txt?x=13abaf18080000
kernel config: https://syzkaller.appspot.com/x/.config?x=12809dacb9e7c5e0
dashboard link: https://syzkaller.appspot.com/bug?extid=ec972d37869318fc3ffb
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12d0f470080000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1145df0ff00000
Reported-by: syzbot+ec972d37869318fc3ffb-Pl5Pbv+GP7P466ipTTIvnc23WoclnBCfAL8bYrjMMd8@public.gmane.org
Fixes: cca700a8e695 ("mm: lru: use lruvec lock to serialize memcg changes")
For information about bisection process see: https://goo.gl/tpsmEJ#bisection
prev parent reply other threads:[~2022-06-25 6:00 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-06-22 13:49 [syzbot] WARNING in folio_lruvec_lock_irqsave syzbot
2022-06-23 2:58 ` syzbot
[not found] ` <0000000000004b03c805e2099bf0-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
2022-06-22 15:33 ` Muchun Song
[not found] ` <YrM2XCwzu65cb81r-t1y1lxtqHnkkxugUQmjJ3WroNbXEc4rFQQ4Iyu8u01E@public.gmane.org>
2022-06-23 2:32 ` Muchun Song
2022-06-23 2:59 ` Roman Gushchin
2022-06-23 3:49 ` Muchun Song
2022-06-23 2:52 ` Roman Gushchin
2022-06-25 6:00 ` syzbot [this message]
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