Re: [syzbot] [ntfs3?] BUG: unable to handle kernel NULL pointer dereference in __d_instantiate

From: syzbot
Date: Fri Sep 15 2023 - 15:02:53 EST


syzbot suspects this issue was fixed by commit:

commit 54e45702b648b7c0000e90b3e9b890e367e16ea8
Author: Edward Lo <edward.lo@xxxxxxxxxxxxx>
Date: Thu Sep 22 16:50:23 2022 +0000

fs/ntfs3: Validate resident attribute name

bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=12403c74680000
start commit: f9ff5644bcc0 Merge tag 'hsi-for-6.2' of git://git.kernel.o..
git tree: upstream
kernel config: https://syzkaller.appspot.com/x/.config?x=c163713cf9186fe7
dashboard link: https://syzkaller.appspot.com/bug?extid=29dc75ed37be943c610e
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1077def7880000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=10175baf880000

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

#syz fix: fs/ntfs3: Validate resident attribute name

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