--- mount/umount.c	2012-05-29 08:58:04.000000000 +0000
+++ mount/umount.c.oden	2012-05-29 09:01:23.000000000 +0000
@@ -237,6 +237,8 @@ umount_one (const char *spec, const char
 	if (delloop && is_loop_device(spec))
 		myloop = 1;
 
+	block_signals(SIG_BLOCK);
+
 	if (lazy) {
 		res = umount2 (node, MNT_DETACH);
 		if (res < 0)
@@ -281,6 +283,7 @@ umount_one (const char *spec, const char
 				remnt.mnt_passno = 0;
 				update_mtab(node, &remnt);
 			}
+			block_signals(SIG_UNBLOCK);
 			return 0;
 		} else if (errno != EBUSY) { 	/* hmm ... */
 			perror("remount");
@@ -350,6 +353,8 @@ umount_one (const char *spec, const char
 #endif
 	}
 
+	block_signals(SIG_UNBLOCK);
+
 	if (res >= 0)
 		return 0;
 	if (umnt_err)