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Date:   Sat, 30 Nov 2019 06:50:01 -0800
From:   syzbot <syzbot+b2bf2652983d23734c5c@...kaller.appspotmail.com>
To:     davem@...emloft.net, dvyukov@...gle.com, kuznet@....inr.ac.ru,
        linux-kernel@...r.kernel.org, linux-sctp@...r.kernel.org,
        lucien.xin@...il.com, mvohra@...are.com, netdev@...r.kernel.org,
        nhorman@...driver.com, syzkaller-bugs@...glegroups.com,
        u9012063@...il.com, vyasevich@...il.com,
        websitedesignservices4u@...il.com, yoshfuji@...ux-ipv6.org
Subject: Re: kernel BUG at net/core/skbuff.c:LINE! (3)

syzbot has bisected this bug to:

commit 84e54fe0a5eaed696dee4019c396f8396f5a908b
Author: William Tu <u9012063@...il.com>
Date:   Tue Aug 22 16:40:28 2017 +0000

     gre: introduce native tunnel support for ERSPAN

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=158a2f86e00000
start commit:   f9f1e414 Merge tag 'for-linus-4.16-rc1-tag' of git://git.k..
git tree:       upstream
final crash:    https://syzkaller.appspot.com/x/report.txt?x=178a2f86e00000
console output: https://syzkaller.appspot.com/x/log.txt?x=138a2f86e00000
kernel config:  https://syzkaller.appspot.com/x/.config?x=34a80ee1ac29767b
dashboard link: https://syzkaller.appspot.com/bug?extid=b2bf2652983d23734c5c
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=147bfebd800000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=13d8d543800000

Reported-by: syzbot+b2bf2652983d23734c5c@...kaller.appspotmail.com
Fixes: 84e54fe0a5ea ("gre: introduce native tunnel support for ERSPAN")

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

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