REC_STACK
(aggdesc->dtagd_rec[REC_STACK].dtrd_action != DTRACEACT_STACK)) {
stack_depth = aggdesc->dtagd_rec[REC_STACK].dtrd_arg;
pc_size = aggdesc->dtagd_rec[REC_STACK].dtrd_size / stack_depth;
addr = data->dtada_data + aggdesc->dtagd_rec[REC_STACK].dtrd_offset;