diff --git a/[refs] b/[refs]
index 3504d453478d..aa0db47aad99 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: d2566af8c4860a03ca685ef0910de406679c3e4e
+refs/heads/master: 9e8307ecaf9f8c8b5b3b22145021204c4e73114a
diff --git a/trunk/arch/sparc/kernel/perf_event.c b/trunk/arch/sparc/kernel/perf_event.c
index 9f2b2bac8b2b..610112ec518a 100644
--- a/trunk/arch/sparc/kernel/perf_event.c
+++ b/trunk/arch/sparc/kernel/perf_event.c
@@ -1337,7 +1337,7 @@ static void perf_callchain_user_32(struct pt_regs *regs,
 	callchain_store(entry, PERF_CONTEXT_USER);
 	callchain_store(entry, regs->tpc);
 
-	ufp = regs->u_regs[UREG_I6];
+	ufp = regs->u_regs[UREG_I6] & 0xffffffffUL;
 	do {
 		struct sparc_stackf32 *usf, sf;
 		unsigned long pc;