453 			p_err("can't get prog info: %s", strerror(errno));  in do_dump()
463 			p_err("can't parse %s as ID", *argv);  in do_dump()
472 			p_err("failed to load BTF from %s: %s",   in do_dump()
479 		p_err("unrecognized BTF source specifier: '%s'", src);  in do_dump()
487 				p_err("expecting value for 'format' option\n");  in do_dump()
495 				p_err("unrecognized format specifier: '%s', possible values: raw, c",  in do_dump()
501 			p_err("unrecognized option: '%s'", *argv);  in do_dump()
509 			p_err("get btf by id (%u): %s", btf_id, strerror(err));  in do_dump()
514 			p_err("can't find btf with ID (%u)", btf_id);  in do_dump()
521 			p_err("JSON output for C-syntax dump is not supported");  in do_dump()
543 		p_err("expected 'id', got: '%s'?", **argv);  in btf_parse_fd()
550 		p_err("can't parse %s as ID", **argv);  in btf_parse_fd()
557 		p_err("can't get BTF object by id (%u): %s",  in btf_parse_fd()
600 			p_err("unexpected object type: %d", type);  in build_btf_type_table()
608 			p_err("can't get next %s: %s%s", names[type],  in build_btf_type_table()
623 			p_err("unexpected object type: %d", type);  in build_btf_type_table()
629 			p_err("can't get %s by id (%u): %s", names[type], id,  in build_btf_type_table()
639 			p_err("can't get %s info: %s", names[type],  in build_btf_type_table()
653 			p_err("unexpected object type: %d", type);  in build_btf_type_table()
661 			p_err("failed to allocate memory: %s", strerror(errno));  in build_btf_type_table()
771 		p_err("can't get BTF object info: %s", strerror(errno));  in show_btf()
827 			p_err("can't get next BTF object: %s%s",  in do_show()
838 			p_err("can't get BTF object by id (%u): %s",  in do_show()