On Fri, Oct 27, 2023 at 08:45:05AM -0700, Darrick J. Wong wrote: > > mkfs.xfs in xfsprogs 6.5 turned on both the large extent counts and > reverse mapping btree features by default. My guess is that grub hasn't > caught up with those changes to the ondisk format yet. > > Ah, yeah, upstream grub hasn't picked up large extent counts (internally > called nrext64) yet. > https://git.savannah.gnu.org/cgit/grub.git/tree/grub-core/fs/xfs.c#n83
Yeap it is due to nrext64, I've submitted a patch to grub (should have cc'ed linux-xfs..) https://lore.kernel.org/grub-devel/20231026095339.31802-1-ail...@suse.com/ Regards, Anthony