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

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <000000000000822b8b061cf6d171@google.com>
Date: Thu, 11 Jul 2024 04:11:02 -0700
From: syzbot <syzbot+6969434de600a6ba9f07@...kaller.appspotmail.com>
To: alsa-devel-bounces@...a-project.org, alsa-devel@...a-project.org, 
	broonie@...nel.org, davem@...emloft.net, dcaratti@...hat.com, 
	edumazet@...gle.com, jhs@...atatu.com, jiri@...nulli.us, kuba@...nel.org, 
	lenb@...nel.org, lgirdwood@...il.com, linux-acpi@...r.kernel.org, 
	linux-kernel@...r.kernel.org, linux-kselftest@...r.kernel.org, 
	linux-mm@...ck.org, netdev@...r.kernel.org, oder_chiou@...ltek.com, 
	pabeni@...hat.com, pctammela@...atatu.com, perex@...ex.cz, rafael@...nel.org, 
	shuah@...nel.org, shumingf@...ltek.com, syzkaller-bugs@...glegroups.com, 
	tiwai@...e.com, vinicius.gomes@...el.com, vladimir.oltean@....com, 
	xiyou.wangcong@...il.com
Subject: Re: [syzbot] [mm?] INFO: rcu detected stall in sys_wait4 (4)

syzbot suspects this issue was fixed by commit:

commit fb66df20a7201e60f2b13d7f95d031b31a8831d3
Author: Vladimir Oltean <vladimir.oltean@....com>
Date:   Mon May 27 15:39:55 2024 +0000

    net/sched: taprio: extend minimum interval restriction to entire cycle too

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=10593441980000
start commit:   fe46a7dd189e Merge tag 'sound-6.9-rc1' of git://git.kernel..
git tree:       upstream
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

If the result looks correct, please mark the issue as fixed by replying with:

#syz fix: net/sched: taprio: extend minimum interval restriction to entire cycle too

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