diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index b8a2d786b503aee3b6b6275d0b72cc9a32a96aef..b5815a022ecc21d3d06c9971a56cb69919d2e6ab 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -2745,7 +2745,7 @@ trace_event_buffer_lock_reserve(struct trace_buffer **current_rb, (entry = this_cpu_read(trace_buffered_event))) { /* Try to use the per cpu buffer first */ val = this_cpu_inc_return(trace_buffered_event_cnt); - if (val == 1) { + if ((len < (PAGE_SIZE - sizeof(*entry))) && val == 1) { trace_event_setup(entry, type, flags, pc); entry->array[0] = len; return entry;