712 		struct bpf_reg_state *old_reg, *cur_reg;  in stacksafe()  local
752 			old_reg = scalar_reg_for_stack(env, &old->stack[spi], im);  in stacksafe()
754 			if (old_reg && cur_reg) {  in stacksafe()
755 				if (!regsafe(env, old_reg, cur_reg, idmap, exact))  in stacksafe()
797 			old_reg = &old->stack[spi].spilled_ptr;  in stacksafe()
799 			if (old_reg->dynptr.type != cur_reg->dynptr.type ||  in stacksafe()
800 			    old_reg->dynptr.first_slot != cur_reg->dynptr.first_slot ||  in stacksafe()
801 			    !check_ids(old_reg->id, cur_reg->id, idmap) ||  in stacksafe()
802 			    !check_ids(old_reg->parent_id, cur_reg->parent_id, idmap))  in stacksafe()
806 			old_reg = &old->stack[spi].spilled_ptr;  in stacksafe()
814 			if (old_reg->type != cur_reg->type ||  in stacksafe()
815 			    old_reg->iter.btf != cur_reg->iter.btf ||  in stacksafe()
816 			    old_reg->iter.btf_id != cur_reg->iter.btf_id ||  in stacksafe()
817 			    old_reg->iter.state != cur_reg->iter.state ||  in stacksafe()
819 			    !check_ids(old_reg->id, cur_reg->id, idmap))  in stacksafe()
823 			old_reg = &old->stack[spi].spilled_ptr;  in stacksafe()
825 			if (!check_ids(old_reg->id, cur_reg->id, idmap) ||  in stacksafe()
826 			    old_reg->irq.kfunc_class != cur_reg->irq.kfunc_class)  in stacksafe()