linux-kernel - Re: WARNING in ovl

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Message-ID: <000000000000db84550598ff519f@google.com>
Date:   Thu, 05 Dec 2019 17:54:00 -0800
From:   syzbot <syzbot+bb1836a212e69f8e201a@...kaller.appspotmail.com>
To:     amir73il@...il.com, linux-kernel@...r.kernel.org,
        linux-unionfs@...r.kernel.org, miklos@...redi.hu,
        mszeredi@...hat.com, syzkaller-bugs@...glegroups.com
Subject: Re: WARNING in ovl_rename

syzbot suspects this bug was fixed by commit:

commit 146d62e5a5867fbf84490d82455718bfb10fe824
Author: Amir Goldstein <amir73il@...il.com>
Date:   Thu Apr 18 14:42:08 2019 +0000

     ovl: detect overlapping layers

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=138841dae00000
start commit:   037904a2 Merge branch 'x86-urgent-for-linus' of git://git...
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=a42d110b47dd6b36
dashboard link: https://syzkaller.appspot.com/bug?extid=bb1836a212e69f8e201a
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=15ba097ca00000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=10be1ceca00000

If the result looks correct, please mark the bug fixed by replying with:

#syz fix: ovl: detect overlapping layers

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