Blame SOURCES/ltrace-0.7.91-null.patch

d5c145
diff --git a/output.c b/output.c
d5c145
index 7cab383..18f9cf0 100644
d5c145
--- a/output.c
d5c145
+++ b/output.c
d5c145
@@ -598,6 +598,9 @@ frame_callback (Dwfl_Frame *state, void *arg)
d5c145
 					   NULL, NULL, NULL);
d5c145
 		symname = dwfl_module_addrinfo(mod, pc, &off, &sym,
d5c145
 					       NULL, NULL, NULL);
d5c145
+	} else {
d5c145
+		modname = "unknown";
d5c145
+		symname = "unknown";
d5c145
 	}
d5c145
 
d5c145
 	/* This mimics the output produced by libunwind below.  */