linux-kernel - Re: BUG: unable to handle kernel paging request in tcf_action_dump

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Date:   Mon, 05 Oct 2020 01:10:05 -0700
From:   syzbot <syzbot+5f66662adc70969940fd@...kaller.appspotmail.com>
To:     davem@...emloft.net, hdanton@...a.com, jhs@...atatu.com,
        jiri@...nulli.us, kuba@...nel.org, linux-kernel@...r.kernel.org,
        netdev@...r.kernel.org, syzkaller-bugs@...glegroups.com,
        xiyou.wangcong@...il.com
Subject: Re: BUG: unable to handle kernel paging request in tcf_action_dump_terse

syzbot has bisected this issue to:

commit 0fedc63fadf0404a729e73a35349481c8009c02f
Author: Cong Wang <xiyou.wangcong@...il.com>
Date:   Wed Sep 23 03:56:24 2020 +0000

    net_sched: commit action insertions together

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=12c20657900000
start commit:   2172e358 Add linux-next specific files for 20201002
git tree:       linux-next
final oops:     https://syzkaller.appspot.com/x/report.txt?x=11c20657900000
console output: https://syzkaller.appspot.com/x/log.txt?x=16c20657900000
kernel config:  https://syzkaller.appspot.com/x/.config?x=70698f530a7e856f
dashboard link: https://syzkaller.appspot.com/bug?extid=5f66662adc70969940fd
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=142fd4af900000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=16ffcdeb900000

Reported-by: syzbot+5f66662adc70969940fd@...kaller.appspotmail.com
Fixes: 0fedc63fadf0 ("net_sched: commit action insertions together")

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