linux-kernel - Re: [syzbot] [integrity] [overlayfs] general protection fault in d

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Message-ID: <000000000000259bd8060596e33f@google.com>
Date:   Sun, 17 Sep 2023 17:04:34 -0700
From:   syzbot <syzbot+a67fc5321ffb4b311c98@...kaller.appspotmail.com>
To:     amir73il@...il.com, brauner@...nel.org, jlayton@...nel.org,
        linux-fsdevel@...r.kernel.org, linux-integrity@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-unionfs@...r.kernel.org,
        miklos@...redi.hu, stefanb@...ux.ibm.com,
        syzkaller-bugs@...glegroups.com, zohar@...ux.ibm.com
Subject: Re: [syzbot] [integrity] [overlayfs] general protection fault in d_path

syzbot has bisected this issue to:

commit db1d1e8b9867aae5c3e61ad7859abfcc4a6fd6c7
Author: Jeff Layton <jlayton@...nel.org>
Date:   Mon Apr 17 16:55:51 2023 +0000

    IMA: use vfs_getattr_nosec to get the i_version

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=106f7e54680000
start commit:   a747acc0b752 Merge tag 'linux-kselftest-next-6.6-rc2' of g..
git tree:       upstream
final oops:     https://syzkaller.appspot.com/x/report.txt?x=126f7e54680000
console output: https://syzkaller.appspot.com/x/log.txt?x=146f7e54680000
kernel config:  https://syzkaller.appspot.com/x/.config?x=df91a3034fe3f122
dashboard link: https://syzkaller.appspot.com/bug?extid=a67fc5321ffb4b311c98
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=1671b694680000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=14ec94d8680000

Reported-by: syzbot+a67fc5321ffb4b311c98@...kaller.appspotmail.com
Fixes: db1d1e8b9867 ("IMA: use vfs_getattr_nosec to get the i_version")

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