diff --git a/sys/amd64/amd64/trap.c b/sys/amd64/amd64/trap.c
index 024c1b34a6cc..aa98fbd381e0 100644
--- a/sys/amd64/amd64/trap.c
+++ b/sys/amd64/amd64/trap.c
@@ -761,11 +761,11 @@ trap_fatal(frame, eva)
 #endif
 	if (type == T_PAGEFLT) {
 		printf("fault virtual address	= 0x%lx\n", eva);
-		printf("fault code		= %s %s %s%s, %s\n",
+		printf("fault code		= %s %s %s, %s\n",
 			code & PGEX_U ? "user" : "supervisor",
 			code & PGEX_W ? "write" : "read",
 			code & PGEX_I ? "instruction" : "data",
-			code & PGEX_RSV ? " rsv" : "",
+			code & PGEX_RSV ? "reserved bits in PTE" :
 			code & PGEX_P ? "protection violation" : "page not present");
 	}
 	printf("instruction pointer	= 0x%lx:0x%lx\n",