diff --git a/sys/arm64/arm64/vm_machdep.c b/sys/arm64/arm64/vm_machdep.c
--- a/sys/arm64/arm64/vm_machdep.c
+++ b/sys/arm64/arm64/vm_machdep.c
@@ -214,11 +214,13 @@
 
 	/* 32bits processes use r13 for sp */
 	if (td->td_frame->tf_spsr & PSR_M_32) {
-		tf->tf_x[13] = STACKALIGN((uintptr_t)stack->ss_sp + stack->ss_size);
+		tf->tf_x[13] = STACKALIGN((uintptr_t)stack->ss_sp +
+		    stack->ss_size);
 		if ((register_t)entry & 1)
 			tf->tf_spsr |= PSR_T;
 	} else
-		tf->tf_sp = STACKALIGN((uintptr_t)stack->ss_sp + stack->ss_size);
+		tf->tf_sp = STACKALIGN((uintptr_t)stack->ss_sp +
+		    stack->ss_size);
 	tf->tf_elr = (register_t)entry;
 	tf->tf_x[0] = (register_t)arg;
 	tf->tf_x[29] = 0;