Re: [PATCH 4/5] xfs: report nonexistent parents as a filesystem corruption

Christoph Hellwig <[email protected]>
Newsgroups org.kernel.vger.stable,org.kernel.vger.linux-xfs
Message-ID <[email protected]> 
On Mon, Aug 24, 2026 at 10:36:59PM -0700, Darrick J. Wong wrote:
> From: Darrick J. Wong <[email protected]>
> 
> LOLLM noticed that when the directory tree scrubber tries to walk up a
> parent pointer but the parent inumber doesn't point to an allocated
> inode, we allow the EINVAL/ENOENT error code to bubble up to userspace.
> That's not right, we should be reporting that as a cross-referencing
> error so that someone runs the parent pointer checker.

Test case?

Either way, the fix does looks good:

Reviewed-by: Christoph Hellwig <[email protected]>
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