--- /dev/null
+--- a/trace-util.c
++++ b/trace-util.c
+@@ -110,7 +110,7 @@ void parse_cmdlines(struct pevent *peven
+
+ line = strtok_r(file, "\n", &next);
+ while (line) {
+- sscanf(line, "%d %as", &pid,
++ sscanf(line, "%d %ms", &pid,
+ (float *)(void *)&comm); /* workaround gcc warning */
+ pevent_register_comm(pevent, comm, pid);
+ free(comm);
+@@ -133,7 +133,7 @@ void parse_proc_kallsyms(struct pevent *
+ line = strtok_r(file, "\n", &next);
+ while (line) {
+ mod = NULL;
+- ret = sscanf(line, "%as %c %as\t[%as",
++ ret = sscanf(line, "%ms %c %ms\t[%ms",
+ (float *)(void *)&addr_str, /* workaround gcc warning */
+ &ch,
+ (float *)(void *)&func,