On Mon, May 10, 2021 at 3:01 AM Michael Kerrisk (man-pages)
[off-list ref] wrote:

Hi Alex,

On 5/10/21 9:39 AM, Alejandro Colomar wrote:

quoted

Linux 5.12 fixes a regression.

Nope.
That never happened:
https://lore.kernel.org/linux-fsdevel/8735v4tcye.fsf@suse.de/ (local)

quoted

Cross-filesystem (introduced in 5.3) copies were buggy.

Move the statements documenting cross-fs to BUGS.
Kernels 5.3..5.11 should be patched soon.

State version information for some errors related to this.

Thanks. Patch applied.

I guess that would need to be reverted...

Thanks,
Amir.