3 files changed, 4 insertions, 1 deletions

diff --git a/arch/x86/kernel/cpu/perf_event_p4.c b/arch/x86/kernel/cpu/perf_event_p4.c
index febb12cea795..7e578e9cc58b 100644
--- a/arch/x86/kernel/cpu/perf_event_p4.c
+++ b/arch/x86/kernel/cpu/perf_event_p4.c
@@ -497,6 +497,8 @@ static int p4_hw_config(struct perf_event *event)
                 event->hw.config |= event->attr.config &
                         (p4_config_pack_escr(P4_ESCR_MASK_HT) |
                          p4_config_pack_cccr(P4_CCCR_MASK_HT | P4_CCCR_RESERVED));
+
+                event->hw.config &= ~P4_CCCR_FORCE_OVF;
         }
 
         rc = x86_setup_perfctr(event);
diff --git a/kernel/trace/trace_stack.c b/kernel/trace/trace_stack.c
index 056468eae7cf..a6b7e0e0f3eb 100644
--- a/kernel/trace/trace_stack.c
+++ b/kernel/trace/trace_stack.c
@@ -249,7 +249,7 @@ static int trace_lookup_stack(struct seq_file *m, long i)
 {
         unsigned long addr = stack_dump_trace[i];
 
-        return seq_printf(m, "%pF\n", (void *)addr);
+        return seq_printf(m, "%pS\n", (void *)addr);
 }
 
 static void print_disabled(struct seq_file *m)
diff --git a/tools/perf/util/callchain.h b/tools/perf/util/callchain.h
index 51a8f2b600bd..c15fb8c24ad2 100644
--- a/tools/perf/util/callchain.h
+++ b/tools/perf/util/callchain.h
@@ -57,6 +57,7 @@ static inline void callchain_init(struct callchain_root *root)
 
         root->node.parent = NULL;
         root->node.hit = 0;
+        root->node.children_hit = 0;
         root->max_depth = 0;
 }