Re: [syzbot] KASAN: use-after-free Read in nilfs_segctor_confirm

From: Ryusuke Konishi
Date: Sun Oct 02 2022 - 11:52:40 EST

On Sun, Oct 2, 2022 at 6:25 PM Khalid Masum wrote:
> Hi all,
> The reproducer triggers the same bug in upstream 6.0-rc7 as well.
> Thanks,
> -- Khalid Masum

It looks like this and a few similar issues are caused by duplicate
inode allocation with the same inode number
as the root inode on a corrupted disk image.

I'm now digging into the issue and trying to fix it.

Ryusuke Konishi