linux-kernel - Re: [syzbot] INFO: task hung in add_early

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Message-ID: <00000000000068486805e0d68f94@google.com>
Date:   Tue, 07 Jun 2022 00:30:17 -0700
From:   syzbot <syzbot+5b59d6d459306a556f54@...kaller.appspotmail.com>
To:     herbert@...dor.apana.org.au, jasowang@...hat.com,
        linux-crypto@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux@...inikbrodowski.net, mpm@...enic.com, mst@...hat.com,
        syzkaller-bugs@...glegroups.com, xuanzhuo@...ux.alibaba.com,
        yuehaibing@...wei.com
Subject: Re: [syzbot] INFO: task hung in add_early_randomness (2)

syzbot has bisected this issue to:

commit 8b4ec69d7e098a7ddf832e1e7840de53ed474c77
Author: Jason Wang <jasowang@...hat.com>
Date:   Fri May 27 06:01:19 2022 +0000

    virtio: harden vring IRQ

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=1175c3c7f00000
start commit:   f2906aa86338 Linux 5.19-rc1
git tree:       upstream
final oops:     https://syzkaller.appspot.com/x/report.txt?x=1375c3c7f00000
console output: https://syzkaller.appspot.com/x/log.txt?x=1575c3c7f00000
kernel config:  https://syzkaller.appspot.com/x/.config?x=cbd131cc02ee620e
dashboard link: https://syzkaller.appspot.com/bug?extid=5b59d6d459306a556f54
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=104f4d4ff00000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=14d6782df00000

Reported-by: syzbot+5b59d6d459306a556f54@...kaller.appspotmail.com
Fixes: 8b4ec69d7e09 ("virtio: harden vring IRQ")

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