Subject: Re: INFO: rcu detected stall in vhost_worker

From: syzbot <[email-masked]>
Date: Fri, 26 Jul 2019 08:26:01 -0700

syzbot has bisected this bug to:

commit 0ecfebd2b52404ae0c54a878c872bb93363ada36
Author: Linus Torvalds <[email-masked]>
Date:   Sun Jul 7 22:41:56 2019 +0000

     Linux 5.2

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=118810bfa00000
start commit:   13bf6d6a Add linux-next specific files for 20190725
git tree:       linux-next
kernel config:  https://syzkaller.appspot.com/x/.config?x=8ae987d803395886
dashboard link: https://syzkaller.appspot.com/bug?extid=36e93b425cd6eb54fcc1
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=15112f3fa00000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=131ab578600000

Reported-by: [email-masked]
Fixes: 0ecfebd2b524 ("Linux 5.2")

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