linux-kernel - Re: [syzbot] [reiserfs] general protection fault in timerqueue

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Message-ID: <000000000000368623060048550c@google.com>
Date:   Wed, 12 Jul 2023 04:15:27 -0700
From:   syzbot <syzbot+21f2b8753d8bfc6bb816@...kaller.appspotmail.com>
To:     akpm@...ux-foundation.org, jack@...e.cz,
        linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
        miklos@...redi.hu, nogikh@...gle.com,
        reiserfs-devel@...r.kernel.org, syzkaller-bugs@...glegroups.com,
        tglx@...utronix.de, willy@...radead.org
Subject: Re: [syzbot] [reiserfs] general protection fault in timerqueue_add (4)

syzbot suspects this issue was fixed by commit:

commit d685c668b0695dff927c85e27ef27d4f404f16a3
Author: Matthew Wilcox (Oracle) <willy@...radead.org>
Date:   Thu Dec 15 21:43:51 2022 +0000

    buffer: add b_folio as an alias of b_page

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=13d6c9caa80000
start commit:   4a7d37e824f5 Merge tag 'hardening-v6.3-rc1' of git://git.k..
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=8b969c5af147d31c
dashboard link: https://syzkaller.appspot.com/bug?extid=21f2b8753d8bfc6bb816
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=17c64f20c80000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=13734ba0c80000

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

#syz fix: buffer: add b_folio as an alias of b_page

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