Index: uspace/lib/c/generic/fibril_synch.c
===================================================================
--- uspace/lib/c/generic/fibril_synch.c	(revision 619e2a6b051656e9460cd8c15ac666c11e3a6f08)
+++ uspace/lib/c/generic/fibril_synch.c	(revision 84b7384c69c1bdffd7d655791fbdf06c4772799f)
@@ -83,5 +83,5 @@
 		if (oi->owned_by == f)
 			break;
-		stacktrace_print_fp_pc(oi->owned_by->ctx.ebp,
+		stacktrace_print_fp_pc(context_get_fp(&oi->owned_by->ctx),
 		    oi->owned_by->ctx.pc);
 		printf("Fibril %p waits for primitive %p.\n",