Fri, 14 Jun 2013 09:18:42 -0400
8011968: Kitchensink crashed with SIGSEGV in MemBaseline::baseline
Summary: Simple fix to add NULL pointer check that can cause segv
Reviewed-by: coleenp, ctornqvi
src/share/vm/services/memBaseline.cpp | file | annotate | diff | comparison | revisions |
1.1 --- a/src/share/vm/services/memBaseline.cpp Thu Jun 13 11:16:38 2013 -0700 1.2 +++ b/src/share/vm/services/memBaseline.cpp Fri Jun 14 09:18:42 2013 -0400 1.3 @@ -130,7 +130,7 @@ 1.4 if (malloc_ptr->is_arena_record()) { 1.5 // see if arena memory record present 1.6 MemPointerRecord* next_malloc_ptr = (MemPointerRecordEx*)malloc_itr.peek_next(); 1.7 - if (next_malloc_ptr->is_arena_memory_record()) { 1.8 + if (next_malloc_ptr != NULL && next_malloc_ptr->is_arena_memory_record()) { 1.9 assert(next_malloc_ptr->is_memory_record_of_arena(malloc_ptr), 1.10 "Arena records do not match"); 1.11 size = next_malloc_ptr->size();