487 			p_err("can't get prog info: %s", strerror(errno));  in do_dump()
497 			p_err("can't parse %s as ID", *argv);  in do_dump()
506 			p_err("failed to load BTF from %s: %s",  in do_dump()
513 		p_err("unrecognized BTF source specifier: '%s'", src);  in do_dump()
521 				p_err("expecting value for 'format' option\n");  in do_dump()
530 				p_err("unrecognized format specifier: '%s', possible values: raw, c",  in do_dump()
537 			p_err("unrecognized option: '%s'", *argv);  in do_dump()
546 			p_err("get btf by id (%u): %s", btf_id, strerror(err));  in do_dump()
551 			p_err("can't find btf with ID (%u)", btf_id);  in do_dump()
558 			p_err("JSON output for C-syntax dump is not supported");  in do_dump()
580 		p_err("expected 'id', got: '%s'?", **argv);  in btf_parse_fd()
587 		p_err("can't parse %s as ID", **argv);  in btf_parse_fd()
594 		p_err("can't get BTF object by id (%u): %s",  in btf_parse_fd()
637 			p_err("unexpected object type: %d", type);  in build_btf_type_table()
645 			p_err("can't get next %s: %s%s", names[type],  in build_btf_type_table()
660 			p_err("unexpected object type: %d", type);  in build_btf_type_table()
666 			p_err("can't get %s by id (%u): %s", names[type], id,  in build_btf_type_table()
676 			p_err("can't get %s info: %s", names[type],  in build_btf_type_table()
690 			p_err("unexpected object type: %d", type);  in build_btf_type_table()
698 			p_err("failed to allocate memory: %s", strerror(errno));  in build_btf_type_table()
813 		p_err("can't get BTF object info: %s", strerror(errno));  in show_btf()
870 			p_err("can't get next BTF object: %s%s",  in do_show()
881 			p_err("can't get BTF object by id (%u): %s",  in do_show()