261 	u32 btf_id;  member
868 				verbose(env, "%s", kernel_type_name(reg->btf, reg->btf_id));  in print_verifier_state()
1732 			    struct btf *btf, u32 btf_id,  in mark_btf_ld_reg()  argument
1742 	regs[regno].btf_id = btf_id;  in mark_btf_ld_reg()
3689 	const char *targ_name = kernel_type_name(off_desc->kptr.btf, off_desc->kptr.btf_id);  in map_kptr_match_type()
3705 	reg_name = kernel_type_name(reg->btf, reg->btf_id);  in map_kptr_match_type()
3740 	if (!btf_struct_ids_match(&env->log, reg->btf, reg->btf_id, reg->off,  in map_kptr_match_type()
3741 				  off_desc->kptr.btf, off_desc->kptr.btf_id,  in map_kptr_match_type()
3791 				off_desc->kptr.btf_id, PTR_MAYBE_NULL | PTR_UNTRUSTED);  in check_map_kptr_access()
3973 			    struct btf **btf, u32 *btf_id)  in check_ctx_access()  argument
3993 			*btf_id = info.btf_id;  in check_ctx_access()
4508 	const struct btf_type *t = btf_type_by_id(reg->btf, reg->btf_id);  in check_ptr_to_btf_access()
4511 	u32 btf_id;  in check_ptr_to_btf_access()  local
4546 						  off, size, atype, &btf_id, &flag);  in check_ptr_to_btf_access()
4554 					atype, &btf_id, &flag);  in check_ptr_to_btf_access()
4567 		mark_btf_ld_reg(env, regs, value_regno, ret, reg->btf, btf_id, flag);  in check_ptr_to_btf_access()
4583 	u32 btf_id;  in check_ptr_to_map_access()  local
4618 	ret = btf_struct_access(&env->log, btf_vmlinux, t, off, size, atype, &btf_id, &flag);  in check_ptr_to_map_access()
4623 		mark_btf_ld_reg(env, regs, value_regno, ret, btf_vmlinux, btf_id, flag);  in check_ptr_to_map_access()
4822 		u32 btf_id = 0;  in check_mem_access()  local
4835 				       &btf_id);  in check_mem_access()
4858 					regs[value_regno].btf_id = btf_id;  in check_mem_access()
5639 	u32 *btf_id;  member
5670 	.btf_id = &btf_sock_ids[BTF_SOCK_TYPE_SOCK_COMMON],
5801 			if (!compatible->btf_id) {  in check_reg_type()
5805 			arg_btf_id = compatible->btf_id;  in check_reg_type()
5819 			if (!btf_struct_ids_match(&env->log, reg->btf, reg->btf_id, reg->off,  in check_reg_type()
5823 					regno, kernel_type_name(reg->btf, reg->btf_id),  in check_reg_type()
6050 		if (!reg->btf_id) {  in check_func_arg()
6055 		meta->ret_btf_id = reg->btf_id;  in check_func_arg()
6930 	callee->regs[BPF_REG_2].btf_id = btf_tracing_ids[BTF_TRACING_TYPE_VMA],  in set_find_vma_callback_state()
7543 			regs[BPF_REG_0].btf_id = meta.ret_btf_id;  in check_helper_call()
7556 			ret_btf_id = meta.kptr_off_desc->kptr.btf_id;  in check_helper_call()
7574 		regs[BPF_REG_0].btf_id = ret_btf_id;  in check_helper_call()
7771 			regs[BPF_REG_0].btf_id = ptr_type_id;  in check_kfunc_call()
10367 			dst_reg->btf_id = aux->btf_var.btf_id;  in check_ld_imm()
12602 		aux->btf_var.btf_id = type;  in check_pseudo_btf_id()
12622 		aux->btf_var.btf_id = type;  in check_pseudo_btf_id()
14756 	u32 btf_id, member_idx;  in check_struct_ops_btf_id()  local
14764 	btf_id = prog->aux->attach_btf_id;  in check_struct_ops_btf_id()
14765 	st_ops = bpf_struct_ops_find(btf_id);  in check_struct_ops_btf_id()
14768 			btf_id);  in check_struct_ops_btf_id()
14829 static int check_non_sleepable_error_inject(u32 btf_id)  in BTF_ID()
14831 	return btf_id_set_contains(&btf_non_sleepable_error_inject, btf_id);  in BTF_ID()
14837 			    u32 btf_id,  in bpf_check_attach_target()  argument
14849 	if (!btf_id) {  in bpf_check_attach_target()
14859 	t = btf_type_by_id(btf, btf_id);  in bpf_check_attach_target()
14861 		bpf_log(log, "attach_btf_id %u is invalid\n", btf_id);  in bpf_check_attach_target()
14866 		bpf_log(log, "attach_btf_id %u doesn't have a name\n", btf_id);  in bpf_check_attach_target()
14873 			if (aux->func_info[i].type_id == btf_id) {  in bpf_check_attach_target()
14944 				btf_id);  in bpf_check_attach_target()
14949 				btf_id, tname);  in bpf_check_attach_target()
14966 				btf_id);  in bpf_check_attach_target()
14987 				btf_id);  in bpf_check_attach_target()
15031 				if (!check_non_sleepable_error_inject(btf_id) &&  in bpf_check_attach_target()
15039 				if (bpf_lsm_is_sleepable_hook(btf_id))  in bpf_check_attach_target()
15085 	u32 btf_id = prog->aux->attach_btf_id;  in BTF_SET_START()  local
15112 	ret = bpf_check_attach_target(&env->log, prog, tgt_prog, btf_id, &tgt_info);  in BTF_SET_START()
15148 		   btf_id_set_contains(&btf_id_deny, btf_id)) {  in BTF_SET_START()
15152 	key = bpf_trampoline_compute_key(tgt_prog, prog->aux->attach_btf, btf_id);  in BTF_SET_START()