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Date: Mon, 01 Nov 2021 01:54:12 -0700 From: syzbot <syzbot+bb950e68b400ab4f65f8@...kaller.appspotmail.com> To: akpm@...ux-foundation.org, bigeasy@...utronix.de, fweisbec@...il.com, linux-kernel@...r.kernel.org, mingo@...nel.org, peterz@...radead.org, pmladek@...e.com, syzkaller-bugs@...glegroups.com, tglx@...utronix.de, valentin.schneider@....com Subject: Re: [syzbot] INFO: rcu detected stall in snd_seq_write (2) syzbot has bisected this issue to: commit 1a7243ca4074beed97b68d7235a6e34862fc2cd6 Author: Sebastian Andrzej Siewior <bigeasy@...utronix.de> Date: Tue Nov 10 11:38:47 2020 +0000 kthread: Move prio/affinite change into the newly created thread bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=10b30e6ab00000 start commit: bdcc9f6a5682 Add linux-next specific files for 20211029 git tree: linux-next final oops: https://syzkaller.appspot.com/x/report.txt?x=12b30e6ab00000 console output: https://syzkaller.appspot.com/x/log.txt?x=14b30e6ab00000 kernel config: https://syzkaller.appspot.com/x/.config?x=4b504bcb4c507265 dashboard link: https://syzkaller.appspot.com/bug?extid=bb950e68b400ab4f65f8 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=16e913bab00000 Reported-by: syzbot+bb950e68b400ab4f65f8@...kaller.appspotmail.com Fixes: 1a7243ca4074 ("kthread: Move prio/affinite change into the newly created thread") For information about bisection process see: https://goo.gl/tpsmEJ#bisection
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