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8234508: VM_HeapWalkOperation::iterate_over_object reads non-strong fields with an on-strong load barrier

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Reviewed-by: pliden, eosterlund
This commit is contained in:
Stefan Karlsson 2019-12-09 15:28:46 +01:00
parent 5b155f05e7
commit c198b4da32
1 changed files with 1 additions and 1 deletions

2
src/hotspot/share/prims/jvmtiTagMap.cpp

@ -2963,7 +2963,7 @@ inline bool VM_HeapWalkOperation::iterate_over_object(oop o) {
ClassFieldDescriptor* field = field_map->field_at(i);
char type = field->field_type();
if (!is_primitive_field_type(type)) {
oop fld_o = o->obj_field(field->field_offset());
oop fld_o = o->obj_field_access<AS_NO_KEEPALIVE | ON_UNKNOWN_OOP_REF>(field->field_offset());
// ignore any objects that aren't visible to profiler
if (fld_o != NULL) {
assert(Universe::heap()->is_in(fld_o), "unsafe code should not "