diff --git a/src/linux.c b/src/linux.c
index aa07f985..ec824e97 100644
--- a/src/linux.c
+++ b/src/linux.c
@@ -405,7 +405,9 @@ inline static void update_stat()
 	unsigned int malloc_cpu_size=0;
 	
 
-	if (!cpu_setup) {
+	/* added check for !info.cpu_usage since that mem is freed on a SIGUSR1
+	 * and linux.c was assuming it ws still allocated, leading to a sigsegv */
+	if (!cpu_setup || !info.cpu_usage) {
 		get_cpu_count();
 		cpu_setup = 1;
 	}