Index: kernel/arch/ppc32/src/debug/stacktrace.c
===================================================================
--- kernel/arch/ppc32/src/debug/stacktrace.c	(revision b8230b99f42baed609487cfaa5737fbb11968cc0)
+++ kernel/arch/ppc32/src/debug/stacktrace.c	(revision bc58e2b8f42e3aa9b1162dfa82378e20b3d7c8b4)
@@ -66,10 +66,12 @@
 bool uspace_frame_pointer_prev(uintptr_t fp, uintptr_t *prev)
 {
-	return false;
+	return !copy_from_uspace((void *) prev,
+	    (uint32_t *) fp + FRAME_OFFSET_FP_PREV, sizeof(*prev));
 }
 
 bool uspace_return_address_get(uintptr_t fp, uintptr_t *ra)
 {
-	return false;
+	return !copy_from_uspace((void *) ra, (uint32_t *) fp + FRAME_OFFSET_RA,
+	    sizeof(*ra));
 }