xfs_efi_item slab corruption. (v3.9-10936-g51a26ae)

[Dave Jones]

On Wed, May 08, 2013 at 09:54:58AM +1000, Dave Chinner wrote:
 > Dave, the patch below should fix the problem.
 > 
 > xfs: Don't reference the EFI after it is freed
 > 
 > From: Dave Chinner <dchinner at redhat.com>
 > 
 > Checking the EFI for whether it is being released from recovery
 > after we've already released the known active reference is a mistake
 > worthy of a brown paper bag. Fix the (now) obvious use after free
 > that it can cause.

Yup, that works for me.

thanks,

	Dave