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

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Message-ID: <00000000000056b92d05977a3b19@google.com>
Date:   Sat, 16 Nov 2019 09:42:00 -0800
From:   syzbot <syzbot+6c5d567447bfa30f78e2@...kaller.appspotmail.com>
To:     akinobu.mita@...il.com, akpm@...ux-foundation.org,
        davem@...emloft.net, dvyukov@...gle.com,
        linux-kernel@...r.kernel.org, mhocko@...nel.org,
        netdev@...r.kernel.org, syzkaller-bugs@...glegroups.com,
        tejaswit@...eaurora.org, torvalds@...ux-foundation.org
Subject: Re: BUG: unable to handle kernel paging request in slhc_free

syzbot has bisected this bug to:

commit e41d58185f1444368873d4d7422f7664a68be61d
Author: Dmitry Vyukov <dvyukov@...gle.com>
Date:   Wed Jul 12 21:34:35 2017 +0000

     fault-inject: support systematic fault injection

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=144b8772e00000
start commit:   8fe28cb5 Linux 4.20
git tree:       upstream
final crash:    https://syzkaller.appspot.com/x/report.txt?x=164b8772e00000
console output: https://syzkaller.appspot.com/x/log.txt?x=124b8772e00000
kernel config:  https://syzkaller.appspot.com/x/.config?x=7d581260bae0899a
dashboard link: https://syzkaller.appspot.com/bug?extid=6c5d567447bfa30f78e2
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=136130fd400000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=1607c563400000

Reported-by: syzbot+6c5d567447bfa30f78e2@...kaller.appspotmail.com
Fixes: e41d58185f14 ("fault-inject: support systematic fault injection")

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