Re: [syzbot] [integrity] [overlayfs] general protection fault in d_path

From: syzbot
Date: Sun Sep 17 2023 - 20:05:44 EST


syzbot has bisected this issue to:

commit db1d1e8b9867aae5c3e61ad7859abfcc4a6fd6c7
Author: Jeff Layton <jlayton@xxxxxxxxxx>
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@xxxxxxxxxxxxxxxxxxxxxxxxx
Fixes: db1d1e8b9867 ("IMA: use vfs_getattr_nosec to get the i_version")

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