X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=kernel%2Fhung_task.c;h=6df614912b9d40a9f77dd4fadc54af4fa1ca3ccb;hb=cdd3a354a05b0c33fe33ab11a0fb0838396cad19;hp=c21449f85a2a4061bd9a34fc4844b5a3240850b3;hpb=820d41cf0cd0e94a5661e093821e2e5c6b36a9d8;p=firefly-linux-kernel-4.4.55.git

diff --git a/kernel/hung_task.c b/kernel/hung_task.c
index c21449f85a2a..6df614912b9d 100644
--- a/kernel/hung_task.c
+++ b/kernel/hung_task.c
@@ -108,8 +108,10 @@ static void check_hung_task(struct task_struct *t, unsigned long timeout)
 
 	touch_nmi_watchdog();
 
-	if (sysctl_hung_task_panic)
+	if (sysctl_hung_task_panic) {
+		trigger_all_cpu_backtrace();
 		panic("hung_task: blocked tasks");
+	}
 }
 
 /*