Reopening this because although the autopkgtests have managed to pass, the test is still racy and we aren't correctly capturing the error message; we were grepping for 'loop deleted:' but the actual message (as shown in the bug log) is 'loop deleted : /dev/loop0'.
Reopening this because although the autopkgtests have managed to pass, the test is still racy and we aren't correctly capturing the error message; we were grepping for 'loop deleted:' but the actual message (as shown in the bug log) is 'loop deleted : /dev/loop0'.
Fix is inbound.