diff --git a/include/os/linux/spl/sys/thread.h b/include/os/linux/spl/sys/thread.h
index 4f7f659e528..c7ef7efa0a2 100644
--- a/include/os/linux/spl/sys/thread.h
+++ b/include/os/linux/spl/sys/thread.h
@@ -42,7 +42,7 @@
 #define	TS_ZOMB				EXIT_ZOMBIE
 #define	TS_STOPPED			TASK_STOPPED
 
-typedef void (*thread_func_t)(void *);
+typedef void (*thread_func_t)(void *) __attribute__((noreturn));
 
 #define	thread_create_named(name, stk, stksize, func, arg, len,	\
     pp, state, pri)	\