linux-kernel - Re: [syzbot] WARNING in vma

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Message-ID: <000000000000e6000105ddaf0b55@google.com>
Date:   Wed, 27 Apr 2022 21:06:12 -0700
From:   syzbot <syzbot+7728e4ab5371cebc9c00@...kaller.appspotmail.com>
To:     akpm@...ux-foundation.org, andreyknvl@...gle.com,
        liam.howlett@...cle.com, linux-kernel@...r.kernel.org,
        linux-mm@...ck.org, peterx@...hat.com, quic_qiancai@...cinc.com,
        syzkaller-bugs@...glegroups.com, torvalds@...ux-foundation.org
Subject: Re: [syzbot] WARNING in vma_merge

syzbot has bisected this issue to:

commit 80207910cd71b4e0e87140d165d82b5d3ff69e53
Author: Andrey Konovalov <andreyknvl@...gle.com>
Date:   Fri Mar 25 01:13:12 2022 +0000

    kasan: move and hide kasan_save_enable/restore_multi_shot

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=16d9a4e4f00000
start commit:   f02ac5c95dfd Add linux-next specific files for 20220427
git tree:       linux-next
final oops:     https://syzkaller.appspot.com/x/report.txt?x=15d9a4e4f00000
console output: https://syzkaller.appspot.com/x/log.txt?x=11d9a4e4f00000
kernel config:  https://syzkaller.appspot.com/x/.config?x=e9256c70f586da8a
dashboard link: https://syzkaller.appspot.com/bug?extid=7728e4ab5371cebc9c00
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=15f76f82f00000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=12b42c3cf00000

Reported-by: syzbot+7728e4ab5371cebc9c00@...kaller.appspotmail.com
Fixes: 80207910cd71 ("kasan: move and hide kasan_save_enable/restore_multi_shot")

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