129 	pr_warn("permission error while running as root; try raising 'ulimit -l'? current value: %s\n",  in pr_perm_msg()
545 		pr_warn("Internal error: instances.nr is %d\n",  in bpf_program__unload()
616 		pr_warn("sec '%s': corrupted program '%s', offset %zu, size %zu\n",  in bpf_object__init_prog()
655 	pr_warn("sec '%s': failed to allocate memory for prog '%s'\n", sec_name, name);  in bpf_object__init_prog()
690 			pr_warn("sec '%s': failed to get symbol name for offset %zu\n",  in bpf_object__add_programs()
696 			pr_warn("sec '%s': program at offset %zu crosses section boundary\n",  in bpf_object__add_programs()
702 			pr_warn("sec '%s': program '%s' is static and not supported\n", sec_name, name);  in bpf_object__add_programs()
716 			pr_warn("sec '%s': failed to alloc memory for new program '%s'\n",  in bpf_object__add_programs()
803 		pr_warn("struct_ops init_kern: struct %s is not found in kernel BTF\n",  in find_struct_ops_kern_types()
817 		pr_warn("struct_ops init_kern: struct %s%s is not found in kernel BTF\n",  in find_struct_ops_kern_types()
835 		pr_warn("struct_ops init_kern: struct %s data is not found in struct %s%s\n",  in find_struct_ops_kern_types()
904 			pr_warn("struct_ops init_kern %s: Cannot find member %s in kernel BTF\n",  in bpf_map__init_kern_struct_ops()
912 			pr_warn("struct_ops init_kern %s: bitfield %s is not supported\n",  in bpf_map__init_kern_struct_ops()
928 			pr_warn("struct_ops init_kern %s: Unmatched member type %s %u != %u(kernel)\n",  in bpf_map__init_kern_struct_ops()
950 				pr_warn("struct_ops init_kern %s: kernel member %s is not a func ptr\n",  in bpf_map__init_kern_struct_ops()
970 			pr_warn("struct_ops init_kern %s: Error in size of member %s: %zd != %zd(kernel)\n",  in bpf_map__init_kern_struct_ops()
1024 		pr_warn("struct_ops init: DATASEC %s not found\n",  in bpf_object__init_struct_ops_maps()
1037 			pr_warn("struct_ops init: Cannot resolve var type_id %u in DATASEC %s\n",  in bpf_object__init_struct_ops_maps()
1045 			pr_warn("struct_ops init: anonymous type is not supported\n");  in bpf_object__init_struct_ops_maps()
1049 			pr_warn("struct_ops init: %s is not a struct\n", tname);  in bpf_object__init_struct_ops_maps()
1080 			pr_warn("struct_ops init: var %s is beyond the end of DATASEC %s\n",  in bpf_object__init_struct_ops_maps()
1109 		pr_warn("alloc memory failed for %s\n", path);  in bpf_object__new()
1180 		pr_warn("elf: init internal error\n");  in bpf_object__elf_init()
1198 			pr_warn("elf: failed to open %s: %s\n", obj->path, cp);  in bpf_object__elf_init()
1206 		pr_warn("elf: failed to open %s as ELF file: %s\n", obj->path, elf_errmsg(-1));  in bpf_object__elf_init()
1212 		pr_warn("elf: failed to get ELF header from %s: %s\n", obj->path, elf_errmsg(-1));  in bpf_object__elf_init()
1219 		pr_warn("elf: failed to get section names section index for %s: %s\n",  in bpf_object__elf_init()
1227 		pr_warn("elf: failed to get section names strings from %s: %s\n",  in bpf_object__elf_init()
1236 		pr_warn("elf: %s is not a valid eBPF object file\n", obj->path);  in bpf_object__elf_init()
1258 	pr_warn("elf: endianness mismatch in %s.\n", obj->path);  in bpf_object__check_endianness()
1276 		pr_warn("invalid kver section in %s\n", obj->path);  in bpf_object__init_kversion()
1347 			pr_warn("failed to get sym name string for var %s\n",  in bpf_object__variable_offset()
1372 		pr_warn("alloc maps for object failed\n");  in bpf_object__add_map()
1441 		pr_warn("failed to alloc map name\n");  in bpf_object__init_internal_map()
1462 		pr_warn("failed to alloc map '%s' content buffer: %d\n",  in bpf_object__init_internal_map()
1530 			pr_warn("extern (kcfg) %s=%c should be tristate or char\n",  in set_kcfg_value_tri()
1551 		pr_warn("extern (kcfg) %s=%c should be bool, tristate, or char\n",  in set_kcfg_value_tri()
1565 		pr_warn("extern (kcfg) %s=%s should be char array\n", ext->name, value);  in set_kcfg_value_str()
1571 		pr_warn("extern (kcfg) '%s': invalid string config '%s'\n",  in set_kcfg_value_str()
1579 		pr_warn("extern (kcfg) '%s': long string config %s of (%zu bytes) truncated to %d bytes\n",  in set_kcfg_value_str()
1598 		pr_warn("failed to parse '%s' as integer: %d\n", value, err);  in parse_u64()
1602 		pr_warn("failed to parse '%s' as integer completely\n", value);  in parse_u64()
1637 		pr_warn("extern (kcfg) %s=%llu should be integer\n",  in set_kcfg_value_num()
1642 		pr_warn("extern (kcfg) %s=%llu value doesn't fit in %d bytes\n",  in set_kcfg_value_num()
1672 		pr_warn("failed to parse '%s': no separator\n", buf);  in bpf_object__process_kconfig_line()
1684 		pr_warn("failed to parse '%s': no value\n", buf);  in bpf_object__process_kconfig_line()
1706 			pr_warn("extern (kcfg) %s=%s should be integer\n",  in bpf_object__process_kconfig_line()
1739 		pr_warn("failed to open system Kconfig\n");  in bpf_object__read_kconfig_file()
1746 			pr_warn("error parsing system Kconfig line '%s': %d\n",  in bpf_object__read_kconfig_file()
1767 		pr_warn("failed to open in-memory Kconfig: %d\n", err);  in bpf_object__read_kconfig_mem()
1774 			pr_warn("error parsing in-memory Kconfig line '%s': %d\n",  in bpf_object__read_kconfig_mem()
1827 		pr_warn("elf: failed to get legacy map definitions for %s\n",  in bpf_object__init_user_maps()
1854 		pr_warn("elf: unable to determine legacy map definition size in %s\n",  in bpf_object__init_user_maps()
1878 			pr_warn("failed to get map #%d name sym string for obj %s\n",  in bpf_object__init_user_maps()
1885 			pr_warn("map '%s' (legacy): static maps are not supported\n", map_name);  in bpf_object__init_user_maps()
1895 			pr_warn("corrupted maps section in %s: last map \"%s\" too small\n",  in bpf_object__init_user_maps()
1902 			pr_warn("failed to alloc map name\n");  in bpf_object__init_user_maps()
1927 					pr_warn("maps section in %s: \"%s\" has unrecognized, non-zero options\n",  in bpf_object__init_user_maps()
2015 		pr_warn("map '%s': attr '%s': expected PTR, got %s.\n",  in get_map_field_int()
2022 		pr_warn("map '%s': attr '%s': type [%u] not found.\n",  in get_map_field_int()
2027 		pr_warn("map '%s': attr '%s': expected ARRAY, got %s.\n",  in get_map_field_int()
2068 			pr_warn("map '%s': invalid field #%d.\n", map_name, i);  in parse_btf_map_def()
2093 				pr_warn("map '%s': conflicting key size %u != %u.\n",  in parse_btf_map_def()
2104 				pr_warn("map '%s': key type [%d] not found.\n",  in parse_btf_map_def()
2109 				pr_warn("map '%s': key spec is not PTR: %s.\n",  in parse_btf_map_def()
2115 				pr_warn("map '%s': can't determine key size for type [%u]: %zd.\n",  in parse_btf_map_def()
2120 				pr_warn("map '%s': conflicting key size %u != %zd.\n",  in parse_btf_map_def()
2133 				pr_warn("map '%s': conflicting value size %u != %u.\n",  in parse_btf_map_def()
2144 				pr_warn("map '%s': value type [%d] not found.\n",  in parse_btf_map_def()
2149 				pr_warn("map '%s': value spec is not PTR: %s.\n",  in parse_btf_map_def()
2155 				pr_warn("map '%s': can't determine value size for type [%u]: %zd.\n",  in parse_btf_map_def()
2160 				pr_warn("map '%s': conflicting value size %u != %zd.\n",  in parse_btf_map_def()
2173 				pr_warn("map '%s': multi-level inner maps not supported.\n",  in parse_btf_map_def()
2178 				pr_warn("map '%s': '%s' member should be last.\n",  in parse_btf_map_def()
2183 				pr_warn("map '%s': should be map-in-map.\n",  in parse_btf_map_def()
2188 				pr_warn("map '%s': conflicting value size %u != 4.\n",  in parse_btf_map_def()
2195 				pr_warn("map '%s': map-in-map inner type [%d] not found.\n",  in parse_btf_map_def()
2200 				pr_warn("map '%s': map-in-map inner spec is not a zero-sized array.\n",  in parse_btf_map_def()
2206 				pr_warn("map '%s': map-in-map inner def is of unexpected kind %s.\n",  in parse_btf_map_def()
2212 				pr_warn("map '%s': map-in-map inner def is of unexpected kind %s.\n",  in parse_btf_map_def()
2227 				pr_warn("map '%s': inner def can't be pinned.\n", map_name);  in parse_btf_map_def()
2233 				pr_warn("map '%s': invalid pinning value %u.\n",  in parse_btf_map_def()
2241 				pr_warn("map '%s': unknown field '%s'.\n", map_name, name);  in parse_btf_map_def()
2249 		pr_warn("map '%s': map type isn't specified.\n", map_name);  in parse_btf_map_def()
2326 		pr_warn("map #%d: empty name.\n", var_idx);  in bpf_object__init_user_btf_map()
2330 		pr_warn("map '%s' BTF data is corrupted.\n", map_name);  in bpf_object__init_user_btf_map()
2334 		pr_warn("map '%s': unexpected var kind %s.\n",  in bpf_object__init_user_btf_map()
2339 		pr_warn("map '%s': unsupported map linkage %s.\n",  in bpf_object__init_user_btf_map()
2346 		pr_warn("map '%s': unexpected def kind %s.\n",  in bpf_object__init_user_btf_map()
2351 		pr_warn("map '%s': invalid def size.\n", map_name);  in bpf_object__init_user_btf_map()
2360 		pr_warn("map '%s': failed to alloc map name.\n", map_name);  in bpf_object__init_user_btf_map()
2380 			pr_warn("map '%s': couldn't build pin path.\n", map->name);  in bpf_object__init_user_btf_map()
2418 		pr_warn("elf: failed to get %s map definitions for %s\n",  in bpf_object__init_user_btf_maps()
2437 		pr_warn("DATASEC '%s' not found.\n", MAPS_ELF_SEC);  in bpf_object__init_user_btf_maps()
2584 			pr_warn("Error loading ELF section %s: %d.\n", BTF_ELF_SEC, err);  in bpf_object__init_btf()
2599 			pr_warn("Error loading ELF section %s: %d. Ignored and continue.\n",  in bpf_object__init_btf()
2607 		pr_warn("BTF is required, but is missing or corrupted.\n");  in bpf_object__init_btf()
2622 		pr_warn("Error finalizing %s: %d.\n", BTF_ELF_SEC, err);  in bpf_object__finalize_btf()
2688 		pr_warn("Error loading vmlinux BTF: %d\n", err);  in bpf_object__load_vmlinux_btf()
2787 		pr_warn("Error loading .BTF into kernel: %d. %s\n", err,  in bpf_object__sanitize_and_load_btf()
2802 		pr_warn("elf: failed to get section name string at offset %zu from %s: %s\n",  in elf_sym_str()
2816 		pr_warn("elf: failed to get section name string at offset %zu from %s: %s\n",  in elf_sec_str()
2830 		pr_warn("elf: failed to get section(%zu) from %s: %s\n",  in elf_sec_by_idx()
2862 		pr_warn("elf: failed to get section(%zu) header from %s: %s\n",  in elf_sec_hdr()
2883 		pr_warn("elf: failed to get section(%zu) name from %s: %s\n",  in elf_sec_name()
2900 		pr_warn("elf: failed to get section(%zu) %s data from %s: %s\n",  in elf_sec_data()
2982 				pr_warn("elf: multiple symbol tables in %s\n", obj->path);  in bpf_object__elf_collect()
3092 		pr_warn("elf: symbol strings section missing or invalid in %s\n", obj->path);  in bpf_object__elf_collect()
3300 		pr_warn("cannot create a dummy_ksym var\n");  in add_dummy_ksym_var()
3351 			pr_warn("failed to find BTF for extern '%s': %d\n",  in bpf_object__collect_externs()
3362 			pr_warn("failed to find BTF for extern '%s' [%d] section: %d\n",  in bpf_object__collect_externs()
3371 				pr_warn("extern function %s is unsupported under %s section\n",  in bpf_object__collect_externs()
3379 				pr_warn("failed to resolve size of extern (kcfg) '%s': %d\n",  in bpf_object__collect_externs()
3385 				pr_warn("failed to determine alignment of extern (kcfg) '%s': %d\n",  in bpf_object__collect_externs()
3392 				pr_warn("extern (kcfg) '%s' type is unsupported\n", ext_name);  in bpf_object__collect_externs()
3397 				pr_warn("extern weak function %s is unsupported\n",  in bpf_object__collect_externs()
3406 			pr_warn("unrecognized extern section '%s'\n", sec_name);  in bpf_object__collect_externs()
3453 				pr_warn("failed to find extern definition for BTF %s '%s'\n",  in bpf_object__collect_externs()
3508 				pr_warn("failed to find extern definition for BTF var '%s'\n",  in bpf_object__collect_externs()
3609 		pr_warn("prog '%s': invalid relo against '%s' for insns[%d].code 0x%x\n",  in bpf_program__record_reloc()
3625 			pr_warn("prog '%s': extern relo failed to find extern for '%s' (%d)\n",  in bpf_program__record_reloc()
3643 			pr_warn("prog '%s': incorrect bpf_call opcode\n", prog->name);  in bpf_program__record_reloc()
3649 			pr_warn("prog '%s': bad call relo against '%s' in section '%s'\n",  in bpf_program__record_reloc()
3654 			pr_warn("prog '%s': bad call relo against '%s' at offset %zu\n",  in bpf_program__record_reloc()
3665 …pr_warn("prog '%s': invalid relo against '%s' in special section 0x%x; forgot to initialize global…  in bpf_program__record_reloc()
3676 			pr_warn("prog '%s': bad subprog addr relo against '%s' at offset %zu+%d\n",  in bpf_program__record_reloc()
3693 			pr_warn("prog '%s': bad map relo against '%s' in section '%s'\n",  in bpf_program__record_reloc()
3709 			pr_warn("prog '%s': map relo failed to find map for section '%s', off %zu\n",  in bpf_program__record_reloc()
3722 		pr_warn("prog '%s': bad data relo against section '%s'\n",  in bpf_program__record_reloc()
3736 		pr_warn("prog '%s': data relo failed to find map for section '%s'\n",  in bpf_program__record_reloc()
3809 			pr_warn("sec '%s': failed to get relo #%d\n", relo_sec_name, i);  in bpf_object__collect_prog_relos()
3813 			pr_warn("sec '%s': symbol 0x%zx not found for relo #%d\n",  in bpf_object__collect_prog_relos()
3819 			pr_warn("sec '%s': invalid offset 0x%zx for relo #%d\n",  in bpf_object__collect_prog_relos()
3913 		pr_warn("failed to open %s: %d. No procfs support?\n", file,  in bpf_get_map_info_from_fdinfo()
4051 		pr_warn("Error in %s():%s(%d). Couldn't load trivial BPF "  in bpf_object__probe_loading()
4113 		pr_warn("Error in %s():%s(%d). Couldn't create simple array map.\n",  in probe_kern_global_data()
4288 		pr_warn("Error in %s():%s(%d). Couldn't create simple array map.\n",  in probe_prog_bind_map()
4446 			pr_warn("Detection of kernel %s support failed: %d\n", feat->desc, ret);  in kernel_supports()
4467 		pr_warn("failed to get map info for map FD %d: %s\n", map_fd,  in map_is_reuse_compat()
4495 		pr_warn("couldn't retrieve pinned map '%s': %s\n",  in bpf_object__reuse_map()
4501 		pr_warn("couldn't reuse pinned map at '%s': parameter mismatch\n",  in bpf_object__reuse_map()
4536 		pr_warn("Error setting initial map(%s) contents: %s\n",  in bpf_object__populate_internal_map()
4547 			pr_warn("Error freezing map(%s) as read-only: %s\n",  in bpf_object__populate_internal_map()
4579 			pr_warn("map '%s': failed to determine number of system CPUs: %d\n",  in bpf_object__create_map()
4606 				pr_warn("map '%s': failed to create inner map: %d\n",  in bpf_object__create_map()
4631 		pr_warn("Error in bpf_create_map_xattr(%s):%s(%d). Retrying without BTF.\n",  in bpf_object__create_map()
4666 			pr_warn("// TODO map_update_elem: idx %td key %d value==map_idx %td\n",  in init_map_slots()
4674 			pr_warn("map '%s': failed to initialize slot [%d] to map '%s' fd=%d: %d\n",  in init_map_slots()
4706 				pr_warn("map '%s': error reusing pinned map\n",  in bpf_object__create_maps()
4711 				pr_warn("map '%s': cannot find pinned map\n",  in bpf_object__create_maps()
4754 				pr_warn("map '%s': failed to auto-pin at '%s': %d\n",  in bpf_object__create_maps()
4765 	pr_warn("map '%s': failed to create: %s(%d)\n", map->name, cp, err);  in bpf_object__create_maps()
4881 			pr_warn("failed to iterate BTF objects: %d\n", err);  in load_module_btfs()
4890 			pr_warn("failed to get BTF object #%d FD: %d\n", id, err);  in load_module_btfs()
4902 			pr_warn("failed to get BTF object #%d info: %d\n", id, err);  in load_module_btfs()
4915 			pr_warn("failed to load module [%s]'s BTF object #%d: %d\n",  in load_module_btfs()
5091 		pr_warn("unexpected kind %s relocated, local [%d], target [%d]\n",  in bpf_core_types_are_compat()
5148 		pr_warn("// TODO core_relo: prog %td insn[%d] %s kind %d\n",  in bpf_core_apply_relo()
5158 			pr_warn("prog '%s': relo #%d: target candidate search failed for [%d] %s %s: %ld\n",  in bpf_core_apply_relo()
5192 			pr_warn("failed to parse target BTF: %d\n", err);  in bpf_object__relocate_core()
5223 			pr_warn("sec '%s': failed to find a BPF program\n", sec_name);  in bpf_object__relocate_core()
5235 				pr_warn("sec '%s': failed to find program at insn #%d for CO-RE offset relocation #%d\n",  in bpf_object__relocate_core()
5248 				pr_warn("prog '%s': relo #%d: failed to relocate: %d\n",  in bpf_object__relocate_core()
5333 				pr_warn("prog '%s': relo #%d: bad insn\n",  in bpf_object__relocate_data()
5343 			pr_warn("prog '%s': relo #%d: bad relo type %d\n",  in bpf_object__relocate_data()
5446 			pr_warn("prog '%s': error relocating .BTF.ext function info: %d\n",  in reloc_prog_func_and_line_info()
5455 			pr_warn("prog '%s': missing .BTF.ext function info.\n", prog->name);  in reloc_prog_func_and_line_info()
5459 …pr_warn("prog '%s': missing .BTF.ext function info for the main program, skipping all of .BTF.ext …  in reloc_prog_func_and_line_info()
5474 			pr_warn("prog '%s': error relocating .BTF.ext line info: %d\n",  in reloc_prog_func_and_line_info()
5483 			pr_warn("prog '%s': missing .BTF.ext line info.\n", prog->name);  in reloc_prog_func_and_line_info()
5487 …pr_warn("prog '%s': missing .BTF.ext line info for the main program, skipping all of .BTF.ext line…  in reloc_prog_func_and_line_info()
5559 			pr_warn("prog '%s': unexpected relo for insn #%zu, type %d\n",  in bpf_object__reloc_code()
5583 			pr_warn("prog '%s': missing subprog addr relo for insn #%zu\n",  in bpf_object__reloc_code()
5599 			pr_warn("prog '%s': no .text section found yet sub-program call exists\n",  in bpf_object__reloc_code()
5620 				pr_warn("prog '%s': failed to realloc prog code\n", main_prog->name);  in bpf_object__reloc_code()
5789 			pr_warn("failed to perform CO-RE relocations: %d\n",  in bpf_object__relocate()
5831 			pr_warn("prog '%s': failed to relocate calls: %d\n",  in bpf_object__relocate()
5843 			pr_warn("prog '%s': failed to relocate data references: %d\n",  in bpf_object__relocate()
5882 			pr_warn(".maps relo #%d: failed to get ELF relo\n", i);  in bpf_object__collect_map_relos()
5886 			pr_warn(".maps relo #%d: symbol %zx not found\n",  in bpf_object__collect_map_relos()
5892 			pr_warn(".maps relo #%d: '%s' isn't a BTF-defined map\n",  in bpf_object__collect_map_relos()
5912 			pr_warn(".maps relo #%d: cannot find map '%s' at rel.r_offset %zu\n",  in bpf_object__collect_map_relos()
5921 			pr_warn(".maps relo #%d: hash-of-maps '%s' should have key size %zu.\n",  in bpf_object__collect_map_relos()
5994 			pr_warn("internal error at %d\n", __LINE__);  in bpf_object__collect_relos()
6082 		pr_warn("prog '%s': missing BPF prog type, check ELF section name '%s'\n",  in load_program()
6155 				pr_warn("prog '%s': failed to bind .rodata map: %s\n",  in load_program()
6175 	pr_warn("load bpf program failed: %s\n", cp);  in load_program()
6180 		pr_warn("-- BEGIN DUMP LOG ---\n");  in load_program()
6181 		pr_warn("\n%s\n", log_buf);  in load_program()
6182 		pr_warn("-- END LOG --\n");  in load_program()
6184 		pr_warn("Program too large (%zu insns), at most %d insns\n",  in load_program()
6222 				pr_warn("typeless ksym %s is not supported yet\n",  in bpf_program__record_externs()
6247 		pr_warn("prog '%s': can't load after object was loaded\n", prog->name);  in bpf_program__load()
6266 			pr_warn("Internal error: can't load program '%s'\n",  in bpf_program__load()
6273 			pr_warn("Not enough memory for BPF fds\n");  in bpf_program__load()
6282 			pr_warn("prog '%s': inconsistent nr(%d) != 1\n",  in bpf_program__load()
6302 			pr_warn("Preprocessing the %dth instance of program '%s' failed\n",  in bpf_program__load()
6319 			pr_warn("Loading the %dth instance of program '%s' failed\n",  in bpf_program__load()
6330 		pr_warn("failed to load program '%s'\n", prog->name);  in bpf_program__load()
6381 		pr_warn("failed to init libelf for %s\n",  in __bpf_object__open()
6559 			pr_warn("kernel doesn't support global data\n");  in bpf_object__sanitize_maps()
6581 		pr_warn("failed to open /proc/kallsyms: %d\n", err);  in bpf_object__read_kallsyms_file()
6591 			pr_warn("failed to read kallsyms entry: %d\n", ret);  in bpf_object__read_kallsyms_file()
6605 			pr_warn("extern (ksym) '%s' resolution is ambiguous: 0x%llx or 0x%llx\n",  in bpf_object__read_kallsyms_file()
6668 		pr_warn("extern (var ksym) '%s': not found in kernel BTF\n",  in bpf_object__resolve_ksym_var_btf_id()
6691 …pr_warn("extern (var ksym) '%s': incompatible types, expected [%d] %s %s, but kernel has [%d] %s %…  in bpf_object__resolve_ksym_var_btf_id()
6720 		pr_warn("extern (func ksym) '%s': not found in kernel BTF\n",  in bpf_object__resolve_ksym_func_btf_id()
6726 		pr_warn("extern (func ksym) '%s': function in kernel module is not supported\n",  in bpf_object__resolve_ksym_func_btf_id()
6737 		pr_warn("extern (func ksym) '%s': func_proto [%d] incompatible with kernel [%d]\n",  in bpf_object__resolve_ksym_func_btf_id()
6803 				pr_warn("failed to get kernel version\n");  in bpf_object__resolve_externs()
6819 			pr_warn("unrecognized extern '%s'\n", ext->name);  in bpf_object__resolve_externs()
6855 			pr_warn("extern %s (strong) not resolved\n", ext->name);  in bpf_object__resolve_externs()
6878 		pr_warn("object '%s': load can't be attempted twice\n", obj->name);  in bpf_object__load_xattr()
6930 	pr_warn("failed to load object '%s'\n", obj->path);  in bpf_object__load_xattr()
6960 		pr_warn("failed to mkdir %s: %s\n", path, cp);  in make_parent_dir()
6982 		pr_warn("failed to statfs %s: %s\n", dir, cp);  in check_path()
6988 		pr_warn("specified path %s is not on BPF FS\n", path);  in check_path()
7010 		pr_warn("invalid program pointer\n");  in bpf_program__pin_instance()
7015 		pr_warn("invalid prog instance %d of prog %s (max %d)\n",  in bpf_program__pin_instance()
7023 		pr_warn("failed to pin program: %s\n", cp);  in bpf_program__pin_instance()
7041 		pr_warn("invalid program pointer\n");  in bpf_program__unpin_instance()
7046 		pr_warn("invalid prog instance %d of prog %s (max %d)\n",  in bpf_program__unpin_instance()
7073 		pr_warn("invalid program pointer\n");  in bpf_program__pin()
7078 		pr_warn("no instances of prog %s to pin\n", prog->name);  in bpf_program__pin()
7135 		pr_warn("invalid program pointer\n");  in bpf_program__unpin()
7140 		pr_warn("no instances of prog %s to pin\n", prog->name);  in bpf_program__unpin()
7177 		pr_warn("invalid map pointer\n");  in bpf_map__pin()
7183 			pr_warn("map '%s' already has pin path '%s' different from '%s'\n",  in bpf_map__pin()
7193 			pr_warn("missing a path to pin map '%s' at\n",  in bpf_map__pin()
7197 			pr_warn("map '%s' already pinned\n", bpf_map__name(map));  in bpf_map__pin()
7228 	pr_warn("failed to pin map: %s\n", cp);  in bpf_map__pin()
7237 		pr_warn("invalid map pointer\n");  in bpf_map__unpin()
7243 			pr_warn("map '%s' already has pin path '%s' different from '%s'\n",  in bpf_map__unpin()
7249 		pr_warn("no path to unpin map '%s' from\n",  in bpf_map__unpin()
7317 		pr_warn("object not yet loaded; load it first\n");  in bpf_object__pin_maps()
7405 		pr_warn("object not yet loaded; load it first\n");  in bpf_object__pin_programs()
7660 		pr_warn("error: program handler doesn't match object\n");  in __bpf_program__iter()
7733 			pr_warn("failed to strdup program title\n");  in bpf_program__title()
7774 		pr_warn("Can't set pre-processor after loading\n");  in bpf_program__set_prep()
7780 		pr_warn("alloc memory failed for fds\n");  in bpf_program__set_prep()
7801 		pr_warn("Can't get the %dth fd from program %s: only %d instances\n",  in bpf_program__nth_fd()
7808 		pr_warn("%dth instance of program '%s' is invalid\n",  in bpf_program__nth_fd()
8186 			pr_warn("struct_ops reloc: failed to get %d reloc\n", i);  in bpf_object__collect_st_ops_relos()
8191 			pr_warn("struct_ops reloc: symbol %zx not found\n",  in bpf_object__collect_st_ops_relos()
8199 			pr_warn("struct_ops reloc: cannot find map at rel.r_offset %zu\n",  in bpf_object__collect_st_ops_relos()
8215 			pr_warn("struct_ops reloc %s: rel.r_offset %zu shdr_idx %u unsupported non-static function\n",  in bpf_object__collect_st_ops_relos()
8220 			pr_warn("struct_ops reloc %s: invalid target program offset %llu\n",  in bpf_object__collect_st_ops_relos()
8228 			pr_warn("struct_ops reloc %s: cannot find member at moff %u\n",  in bpf_object__collect_st_ops_relos()
8236 			pr_warn("struct_ops reloc %s: cannot relocate non func ptr %s\n",  in bpf_object__collect_st_ops_relos()
8243 			pr_warn("struct_ops reloc %s: cannot find prog at shdr_idx %u to relocate func ptr %s\n",  in bpf_object__collect_st_ops_relos()
8273 …pr_warn("struct_ops reloc %s: cannot use prog %s in sec %s with type %u attach_btf_id %u expected_…  in bpf_object__collect_st_ops_relos()
8342 		pr_warn("vmlinux BTF is not found\n");  in libbpf_find_vmlinux_btf_id()
8348 		pr_warn("%s is not found in vmlinux BTF\n", name);  in libbpf_find_vmlinux_btf_id()
8364 		pr_warn("failed get_prog_info_linear for FD %d\n",  in libbpf_find_prog_btf_id()
8372 		pr_warn("The target program doesn't have BTF\n");  in libbpf_find_prog_btf_id()
8377 		pr_warn("Failed to get BTF of the program\n");  in libbpf_find_prog_btf_id()
8383 		pr_warn("%s is not found in prog's BTF\n", name);  in libbpf_find_prog_btf_id()
8450 		pr_warn("failed to identify BTF ID based on ELF section name '%s'\n", name);  in libbpf_find_attach_btf_id()
8459 			pr_warn("failed to find BPF program (FD %d) BTF ID for '%s': %d\n",  in libbpf_find_attach_btf_id()
8477 		pr_warn("failed to find kernel BTF type ID of '%s': %d\n", attach_name, err);  in libbpf_find_attach_btf_id()
8666 		pr_warn("error: unsupported map type\n");  in bpf_map__set_inner_map_fd()
8670 		pr_warn("error: inner_map_fd already specified\n");  in bpf_map__set_inner_map_fd()
8691 		pr_warn("error in %s: map handler doesn't belong to object\n",  in __bpf_map__iter()
8832 		pr_warn("object file doesn't contain bpf program\n");  in bpf_prog_load_xattr()
8922 		pr_warn("failed to open link at %s: %d\n", path, fd);  in bpf_link__open()
9029 		pr_warn("prog '%s': invalid perf event FD %d\n",  in bpf_program__attach_perf_event_opts()
9035 		pr_warn("prog '%s': can't attach BPF program w/o FD (did you load it?)\n",  in bpf_program__attach_perf_event_opts()
9054 			pr_warn("prog '%s': failed to create BPF link for perf_event FD %d: %d (%s)\n",  in bpf_program__attach_perf_event_opts()
9062 			pr_warn("prog '%s': user context value is not supported\n", prog->name);  in bpf_program__attach_perf_event_opts()
9069 			pr_warn("prog '%s': failed to attach to perf_event FD %d: %s\n",  in bpf_program__attach_perf_event_opts()
9072 …pr_warn("prog '%s': try add PERF_SAMPLE_CALLCHAIN to or remove exclude_callchain_[kernel|user] fro…  in bpf_program__attach_perf_event_opts()
9080 		pr_warn("prog '%s': failed to enable perf_event FD %d: %s\n",  in bpf_program__attach_perf_event_opts()
9172 		pr_warn("failed to determine %s perf type: %s\n",  in perf_event_open_probe()
9182 			pr_warn("failed to determine %s retprobe bit: %s\n",  in perf_event_open_probe()
9202 		pr_warn("%s perf_event_open() failed: %s\n",  in perf_event_open_probe()
9232 		pr_warn("prog '%s': failed to create %s '%s' perf event: %s\n",  in bpf_program__attach_kprobe_opts()
9241 		pr_warn("prog '%s': failed to attach to %s '%s': %s\n",  in bpf_program__attach_kprobe_opts()
9276 		pr_warn("kprobe name is invalid: %s\n", func_name);  in attach_kprobe()
9282 		pr_warn("kretprobes do not support offset specification\n");  in attach_kprobe()
9314 		pr_warn("prog '%s': failed to create %s '%s:0x%zx' perf event: %s\n",  in bpf_program__attach_uprobe_opts()
9324 		pr_warn("prog '%s': failed to attach to %s '%s:0x%zx': %s\n",  in bpf_program__attach_uprobe_opts()
9371 		pr_warn("failed to determine tracepoint '%s/%s' perf event ID: %s\n",  in perf_event_open_tracepoint()
9385 		pr_warn("tracepoint '%s/%s' perf_event_open() failed: %s\n",  in perf_event_open_tracepoint()
9410 		pr_warn("prog '%s': failed to create tracepoint '%s/%s' perf event: %s\n",  in bpf_program__attach_tracepoint_opts()
9419 		pr_warn("prog '%s': failed to attach to tracepoint '%s/%s': %s\n",  in bpf_program__attach_tracepoint_opts()
9468 		pr_warn("prog '%s': can't attach before loaded\n", prog->name);  in bpf_program__attach_raw_tracepoint()
9481 		pr_warn("prog '%s': failed to attach to raw tracepoint '%s': %s\n",  in bpf_program__attach_raw_tracepoint()
9506 		pr_warn("prog '%s': can't attach before loaded\n", prog->name);  in bpf_program__attach_btf_id()
9519 		pr_warn("prog '%s': failed to attach: %s\n",  in bpf_program__attach_btf_id()
9562 		pr_warn("prog '%s': can't attach before loaded\n", prog->name);  in bpf_program__attach_fd()
9576 		pr_warn("prog '%s': failed to attach to %s: %s\n",  in bpf_program__attach_fd()
9610 		pr_warn("prog '%s': supply none or both of target_fd and attach_func_name\n",  in bpf_program__attach_freplace()
9616 		pr_warn("prog '%s': only BPF_PROG_TYPE_EXT can attach as freplace",  in bpf_program__attach_freplace()
9653 		pr_warn("prog '%s': can't attach before loaded\n", prog->name);  in bpf_program__attach_iter()
9667 		pr_warn("prog '%s': failed to attach to iterator: %s\n",  in bpf_program__attach_iter()
9838 		pr_warn("failed to munmap cpu_buf #%d\n", cpu_buf->cpu);  in perf_buffer__free_cpu_buf()
9891 		pr_warn("failed to open perf buffer event on cpu #%d: %s\n",  in perf_buffer__open_cpu_buf()
9902 		pr_warn("failed to mmap perf buffer on cpu #%d: %s\n",  in perf_buffer__open_cpu_buf()
9909 		pr_warn("failed to enable perf buffer event on cpu #%d: %s\n",  in perf_buffer__open_cpu_buf()
9972 		pr_warn("page count should be power of two, but is %zu\n",  in __perf_buffer__new()
9987 			pr_warn("failed to get map info for map FD %d: %s\n",  in __perf_buffer__new()
9995 			pr_warn("map '%s' should be BPF_MAP_TYPE_PERF_EVENT_ARRAY\n",  in __perf_buffer__new()
10017 		pr_warn("failed to create epoll instance: %s\n",  in __perf_buffer__new()
10037 		pr_warn("failed to allocate events: out of memory\n");  in __perf_buffer__new()
10043 		pr_warn("failed to allocate buffers: out of memory\n");  in __perf_buffer__new()
10049 		pr_warn("failed to get online CPU mask: %d\n", err);  in __perf_buffer__new()
10078 			pr_warn("failed to set cpu #%d, key %d -> perf FD %d: %s\n",  in __perf_buffer__new()
10089 			pr_warn("failed to epoll_ctl cpu #%d perf FD %d: %s\n",  in __perf_buffer__new()
10148 		pr_warn("unknown perf sample type %d\n", e->type);  in perf_buffer__process_record()
10186 			pr_warn("error while processing records: %d\n", err);  in perf_buffer__poll()
10254 			pr_warn("perf_buffer: failed to process records in buffer #%d: %d\n", i, err);  in perf_buffer__consume()
10453 			pr_warn("%s: mismatch in element count\n", __func__);  in bpf_program__get_prog_info_linear()
10459 			pr_warn("%s: mismatch in rec size\n", __func__);  in bpf_program__get_prog_info_linear()
10560 			pr_warn("Failed to get CPU range %s: %d\n", s, n);  in parse_cpu_mask_str()
10567 			pr_warn("Invalid CPU range [%d,%d] in %s\n",  in parse_cpu_mask_str()
10584 		pr_warn("Empty CPU range\n");  in parse_cpu_mask_str()
10602 		pr_warn("Failed to open cpu mask file %s: %d\n", fcpu, err);  in parse_cpu_mask_file()
10609 		pr_warn("Failed to read cpu mask from %s: %d\n", fcpu, err);  in parse_cpu_mask_file()
10613 		pr_warn("CPU mask is too big in file %s\n", fcpu);  in parse_cpu_mask_file()
10671 		pr_warn("failed to initialize skeleton BPF object '%s': %d\n",  in bpf_object__open_skeleton()
10685 			pr_warn("failed to find skeleton map '%s'\n", name);  in bpf_object__open_skeleton()
10700 			pr_warn("failed to find skeleton program '%s'\n", name);  in bpf_object__open_skeleton()
10714 		pr_warn("failed to load BPF skeleton '%s': %d\n", s->name, err);  in bpf_object__load_skeleton()
10752 			pr_warn("failed to re-mmap() map '%s': %d\n",  in bpf_object__load_skeleton()
10780 			pr_warn("failed to auto-attach program '%s': %d\n",  in bpf_object__attach_skeleton()