linux-kernel - Re: memory leak in fdb

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Message-ID: <0000000000008be1b2058ebe7805@google.com>
Date:   Sun, 28 Jul 2019 07:20:00 -0700
From:   syzbot <syzbot+88533dc8b582309bf3ee@...kaller.appspotmail.com>
To:     bridge@...ts.linux-foundation.org, bsingharora@...il.com,
        coreteam@...filter.org, davem@...emloft.net, duwe@...e.de,
        kaber@...sh.net, kadlec@...ckhole.kfki.hu,
        linux-kernel@...r.kernel.org, mingo@...hat.com, mpe@...erman.id.au,
        netdev@...r.kernel.org, netfilter-devel@...r.kernel.org,
        nikolay@...ulusnetworks.com, pablo@...filter.org,
        roopa@...ulusnetworks.com, rostedt@...dmis.org,
        syzkaller-bugs@...glegroups.com
Subject: Re: memory leak in fdb_create

syzbot has bisected this bug to:

commit 04cf31a759ef575f750a63777cee95500e410994
Author: Michael Ellerman <mpe@...erman.id.au>
Date:   Thu Mar 24 11:04:01 2016 +0000

     ftrace: Make ftrace_location_range() global

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=1538c778600000
start commit:   abf02e29 Merge tag 'pm-5.2-rc6' of git://git.kernel.org/pu..
git tree:       upstream
final crash:    https://syzkaller.appspot.com/x/report.txt?x=1738c778600000
console output: https://syzkaller.appspot.com/x/log.txt?x=1338c778600000
kernel config:  https://syzkaller.appspot.com/x/.config?x=56f1da14935c3cce
dashboard link: https://syzkaller.appspot.com/bug?extid=88533dc8b582309bf3ee
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=16de5c06a00000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=10546026a00000

Reported-by: syzbot+88533dc8b582309bf3ee@...kaller.appspotmail.com
Fixes: 04cf31a759ef ("ftrace: Make ftrace_location_range() global")

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