========== kdoc - FAILED Warnings before patch: files: ['Documentation/bpf/libbpf/program_types.rst', 'Documentation/bpf/map_array.rst', 'MAINTAINERS', 'arch/arm64/net/bpf_jit_comp.c', 'arch/loongarch/net/bpf_jit.c', 'arch/powerpc/net/bpf_jit_comp.c', 'arch/riscv/net/bpf_jit_comp64.c', 'arch/s390/net/bpf_jit_comp.c', 'arch/x86/Kconfig', 'arch/x86/kernel/ftrace.c', 'arch/x86/kernel/ftrace_64.S', 'arch/x86/net/bpf_jit_comp.c', 'include/asm-generic/rqspinlock.h', 'include/linux/bpf.h', 'include/linux/bpf_local_storage.h', 'include/linux/bpf_types.h', 'include/linux/bpf_verifier.h', 'include/linux/buildid.h', 'include/linux/filter.h', 'include/linux/ftrace.h', 'include/uapi/linux/bpf.h', 'kernel/bpf/Makefile', 'kernel/bpf/arraymap.c', 'kernel/bpf/bpf_local_storage.c', 'kernel/bpf/bpf_lsm.c', 'kernel/bpf/core.c', 'kernel/bpf/disasm.c', 'kernel/bpf/hashtab.c', 'kernel/bpf/helpers.c', 'kernel/bpf/liveness.c', 'kernel/bpf/log.c', 'kernel/bpf/range_tree.c', 'kernel/bpf/ringbuf.c', 'kernel/bpf/rqspinlock.c', 'kernel/bpf/stackmap.c', 'kernel/bpf/stream.c', 'kernel/bpf/syscall.c', 'kernel/bpf/trampoline.c', 'kernel/bpf/verifier.c', 'kernel/trace/Kconfig', 'kernel/trace/bpf_trace.c', 'kernel/trace/ftrace.c', 'lib/buildid.c', 'net/bpf/test_run.c', 'net/core/bpf_sk_storage.c', 'net/core/filter.c', 'samples/bpf/do_hbm_test.sh', 'samples/bpf/hbm.c', 'samples/bpf/tcp_cong_kern.c', 'samples/bpf/tracex1.bpf.c', 'tools/bpf/Makefile', 'tools/bpf/bpftool/Documentation/bpftool-map.rst', 'tools/bpf/bpftool/btf_dumper.c', 'tools/bpf/bpftool/map.c', 'tools/bpf/bpftool/sign.c', 'tools/bpf/runqslower/.gitignore', 'tools/bpf/runqslower/Makefile', 'tools/bpf/runqslower/runqslower.bpf.c', 'tools/bpf/runqslower/runqslower.c', 'tools/bpf/runqslower/runqslower.h', 'tools/include/uapi/linux/bpf.h', 'tools/lib/bpf/bpf.c', 'tools/lib/bpf/btf.c', 'tools/lib/bpf/btf.h', 'tools/lib/bpf/libbpf.c', 'tools/lib/bpf/libbpf.h', 'tools/lib/bpf/libbpf_internal.h', 'tools/lib/bpf/libbpf_probes.c', 'tools/lib/bpf/linker.c', 'tools/testing/selftests/bpf/.gitignore', 'tools/testing/selftests/bpf/Makefile', 'tools/testing/selftests/bpf/benchs/bench_ringbufs.c', 'tools/testing/selftests/bpf/benchs/bench_trigger.c', 'tools/testing/selftests/bpf/benchs/run_bench_ringbufs.sh', 'tools/testing/selftests/bpf/bpf_arena_list.h', 'tools/testing/selftests/bpf/bpf_kfuncs.h', 'tools/testing/selftests/bpf/network_helpers.c', 'tools/testing/selftests/bpf/network_helpers.h', 'tools/testing/selftests/bpf/prog_tests/btf.c', 'tools/testing/selftests/bpf/prog_tests/btf_split.c', 'tools/testing/selftests/bpf/prog_tests/check_mtu.c', 'tools/testing/selftests/bpf/prog_tests/cls_redirect.c', 'tools/testing/selftests/bpf/prog_tests/htab_update.c', 'tools/testing/selftests/bpf/prog_tests/kmem_cache_iter.c', 'tools/testing/selftests/bpf/prog_tests/perf_branches.c', 'tools/testing/selftests/bpf/prog_tests/rcu_read_lock.c', 'tools/testing/selftests/bpf/prog_tests/refcounted_kptr.c', 'tools/testing/selftests/bpf/prog_tests/res_spin_lock.c', 'tools/testing/selftests/bpf/prog_tests/ringbuf.c', 'tools/testing/selftests/bpf/prog_tests/select_reuseport.c', 'tools/testing/selftests/bpf/prog_tests/send_signal.c', 'tools/testing/selftests/bpf/prog_tests/string_kfuncs.c', 'tools/testing/selftests/bpf/prog_tests/test_lsm.c', 'tools/testing/selftests/bpf/prog_tests/test_tunnel.c', 'tools/testing/selftests/bpf/prog_tests/verifier.c', 'tools/testing/selftests/bpf/prog_tests/wq.c', 'tools/testing/selftests/bpf/progs/bpf_cc_cubic.c', 'tools/testing/selftests/bpf/progs/bpf_cubic.c', 'tools/testing/selftests/bpf/progs/bpf_dctcp.c', 'tools/testing/selftests/bpf/progs/bpf_iter_setsockopt.c', 'tools/testing/selftests/bpf/progs/bpf_misc.h', 'tools/testing/selftests/bpf/progs/bpf_tracing_net.h', 'tools/testing/selftests/bpf/progs/connect4_prog.c', 'tools/testing/selftests/bpf/progs/dynptr_success.c', 'tools/testing/selftests/bpf/progs/htab_update.c', 'tools/testing/selftests/bpf/progs/ip_check_defrag.c', 'tools/testing/selftests/bpf/progs/lsm.c', 'tools/testing/selftests/bpf/progs/lsm_tailcall.c', 'tools/testing/selftests/bpf/progs/rcu_read_lock.c', 'tools/testing/selftests/bpf/progs/refcounted_kptr.c', 'tools/testing/selftests/bpf/progs/ringbuf_bench.c', 'tools/testing/selftests/bpf/progs/string_kfuncs_failure1.c', 'tools/testing/selftests/bpf/progs/string_kfuncs_failure2.c', 'tools/testing/selftests/bpf/progs/string_kfuncs_success.c', 'tools/testing/selftests/bpf/progs/strobemeta.h', 'tools/testing/selftests/bpf/progs/tcp_ca_write_sk_pacing.c', 'tools/testing/selftests/bpf/progs/test_check_mtu.c', 'tools/testing/selftests/bpf/progs/test_perf_branches.c', 'tools/testing/selftests/bpf/progs/test_tc_edt.c', 'tools/testing/selftests/bpf/progs/test_tc_tunnel.c', 'tools/testing/selftests/bpf/progs/trigger_bench.c', 'tools/testing/selftests/bpf/progs/verifier_bounds.c', 'tools/testing/selftests/bpf/progs/verifier_direct_packet_access.c', 'tools/testing/selftests/bpf/progs/verifier_live_stack.c', 'tools/testing/selftests/bpf/progs/verifier_lsm.c', 'tools/testing/selftests/bpf/progs/verifier_netfilter_ctx.c', 'tools/testing/selftests/bpf/progs/verifier_sock.c', 'tools/testing/selftests/bpf/progs/verifier_subprog_precision.c', 'tools/testing/selftests/bpf/progs/wq.c', 'tools/testing/selftests/bpf/progs/wq_failures.c', 'tools/testing/selftests/bpf/test_bpftool_build.sh', 'tools/testing/selftests/bpf/test_kmods/bpf_test_rqspinlock.c', 'tools/testing/selftests/bpf/test_loader.c', 'tools/testing/selftests/bpf/test_maps.c', 'tools/testing/selftests/bpf/test_tag.c', 'tools/testing/selftests/bpf/test_tc_edt.sh', 'tools/testing/selftests/bpf/test_tc_tunnel.sh', 'tools/testing/selftests/bpf/xskxceiver.c', 'tools/testing/selftests/bpf/xskxceiver.h'] Warning: include/linux/bpf.h:1931 struct member 'cfi_stubs' not described in 'bpf_struct_ops' Warning: include/linux/bpf.h:1931 struct member 'owner' not described in 'bpf_struct_ops' Warning: include/linux/ftrace.h:878 No description found for return value of 'ftrace_make_nop' Warning: include/linux/ftrace.h:920 No description found for return value of 'ftrace_init_nop' Warning: include/linux/ftrace.h:945 No description found for return value of 'ftrace_make_call' Warning: include/linux/ftrace.h:975 No description found for return value of 'ftrace_modify_call' Warning: kernel/bpf/helpers.c:2468 No description found for return value of 'bpf_task_acquire' Warning: kernel/bpf/helpers.c:2497 No description found for return value of 'bpf_cgroup_acquire' Warning: kernel/bpf/helpers.c:2527 No description found for return value of 'bpf_cgroup_ancestor' Warning: kernel/bpf/helpers.c:2547 No description found for return value of 'bpf_cgroup_from_id' Warning: kernel/bpf/helpers.c:2568 No description found for return value of 'bpf_task_under_cgroup' Warning: kernel/bpf/helpers.c:2611 No description found for return value of 'bpf_task_get_cgroup1' Warning: kernel/bpf/helpers.c:2627 No description found for return value of 'bpf_task_from_pid' Warning: kernel/bpf/helpers.c:2646 No description found for return value of 'bpf_task_from_vpid' Warning: kernel/bpf/helpers.c:2881 No description found for return value of 'bpf_dynptr_copy' Warning: kernel/bpf/helpers.c:2935 No description found for return value of 'bpf_dynptr_memset' Warning: kernel/bpf/helpers.c:3149 No description found for return value of 'bpf_iter_bits_new' Warning: kernel/bpf/helpers.c:3210 No description found for return value of 'bpf_iter_bits_next' Warning: kernel/bpf/helpers.c:3260 No description found for return value of 'bpf_copy_from_user_str' Warning: kernel/trace/ftrace.c:1472 No description found for return value of 'ftrace_hash_move' Warning: kernel/trace/ftrace.c:2402 No description found for return value of 'ftrace_update_record' Warning: kernel/trace/ftrace.c:2416 No description found for return value of 'ftrace_test_record' Warning: kernel/trace/ftrace.c:3504 No description found for return value of 'ftrace_startup_subops' Warning: kernel/trace/ftrace.c:3642 No description found for return value of 'ftrace_shutdown_subops' Warning: kernel/trace/ftrace.c:6262 No description found for return value of 'ftrace_set_filter_ip' Warning: kernel/trace/ftrace.c:6285 No description found for return value of 'ftrace_set_filter_ips' Warning: kernel/trace/ftrace.c:6362 No description found for return value of 'ftrace_set_filter' Warning: kernel/trace/ftrace.c:6385 No description found for return value of 'ftrace_set_notrace' Warning: kernel/trace/ftrace.c:8768 No description found for return value of 'register_ftrace_function' Warning: kernel/trace/ftrace.c:8791 No description found for return value of 'unregister_ftrace_function' Warning: net/bpf/test_run.c:869 No description found for return value of 'range_is_zero' Warning: net/core/filter.c:135 No description found for return value of 'sk_filter_trim_cap' Warning: net/core/filter.c:587 No description found for return value of 'bpf_convert_filter' Warning: net/core/filter.c:1082 No description found for return value of 'bpf_check_classic' Warning: net/core/filter.c:1387 No description found for return value of 'bpf_prog_create' Warning: net/core/filter.c:1433 No description found for return value of 'bpf_prog_create_from_user' Warning: net/core/filter.c:1554 No description found for return value of 'sk_attach_filter' Warning: net/core/filter.c:12014 No description found for return value of 'bpf_skb_meta_pointer' Warning: tools/lib/bpf/libbpf.h:554 Enum value 'PROBE_ATTACH_MODE_DEFAULT' not described in enum 'probe_attach_mode' Warning: tools/lib/bpf/libbpf.h:554 Enum value 'PROBE_ATTACH_MODE_LEGACY' not described in enum 'probe_attach_mode' Warning: tools/lib/bpf/libbpf.h:554 Enum value 'PROBE_ATTACH_MODE_PERF' not described in enum 'probe_attach_mode' Warning: tools/lib/bpf/libbpf.h:554 Enum value 'PROBE_ATTACH_MODE_LINK' not described in enum 'probe_attach_mode' Warning: tools/testing/selftests/bpf/network_helpers.h:98 function parameter 'name' not described in 'open_netns' Warning: tools/testing/selftests/bpf/network_helpers.h:98 No description found for return value of 'open_netns' Warning: tools/testing/selftests/bpf/network_helpers.h:114 No description found for return value of 'append_tid' Warning: tools/testing/selftests/bpf/network_helpers.h:166 No description found for return value of 'csum_tcpudp_magic' Warning: tools/testing/selftests/bpf/network_helpers.h:197 No description found for return value of 'csum_ipv6_magic' Warning: tools/testing/selftests/bpf/network_helpers.h:225 function parameter 'iph' not described in 'build_udp_v4_csum' Warning: tools/testing/selftests/bpf/network_helpers.h:225 function parameter 'udph' not described in 'build_udp_v4_csum' Warning: tools/testing/selftests/bpf/network_helpers.h:225 No description found for return value of 'build_udp_v4_csum' Warning: tools/testing/selftests/bpf/network_helpers.h:245 function parameter 'ip6h' not described in 'build_udp_v6_csum' Warning: tools/testing/selftests/bpf/network_helpers.h:245 function parameter 'udph' not described in 'build_udp_v6_csum' Warning: tools/testing/selftests/bpf/network_helpers.h:245 No description found for return value of 'build_udp_v6_csum' Current warnings: files: ['Documentation/bpf/libbpf/program_types.rst', 'Documentation/bpf/map_array.rst', 'MAINTAINERS', 'arch/arm64/net/bpf_jit_comp.c', 'arch/loongarch/net/bpf_jit.c', 'arch/powerpc/net/bpf_jit_comp.c', 'arch/riscv/net/bpf_jit_comp64.c', 'arch/s390/net/bpf_jit_comp.c', 'arch/x86/Kconfig', 'arch/x86/kernel/ftrace.c', 'arch/x86/kernel/ftrace_64.S', 'arch/x86/net/bpf_jit_comp.c', 'include/asm-generic/rqspinlock.h', 'include/linux/bpf.h', 'include/linux/bpf_local_storage.h', 'include/linux/bpf_types.h', 'include/linux/bpf_verifier.h', 'include/linux/buildid.h', 'include/linux/filter.h', 'include/linux/ftrace.h', 'include/uapi/linux/bpf.h', 'kernel/bpf/Makefile', 'kernel/bpf/arraymap.c', 'kernel/bpf/bpf_insn_array.c', 'kernel/bpf/bpf_local_storage.c', 'kernel/bpf/bpf_lsm.c', 'kernel/bpf/core.c', 'kernel/bpf/disasm.c', 'kernel/bpf/hashtab.c', 'kernel/bpf/helpers.c', 'kernel/bpf/liveness.c', 'kernel/bpf/log.c', 'kernel/bpf/range_tree.c', 'kernel/bpf/ringbuf.c', 'kernel/bpf/rqspinlock.c', 'kernel/bpf/stackmap.c', 'kernel/bpf/stream.c', 'kernel/bpf/syscall.c', 'kernel/bpf/trampoline.c', 'kernel/bpf/verifier.c', 'kernel/trace/Kconfig', 'kernel/trace/bpf_trace.c', 'kernel/trace/ftrace.c', 'lib/buildid.c', 'net/bpf/test_run.c', 'net/core/bpf_sk_storage.c', 'net/core/filter.c', 'samples/bpf/do_hbm_test.sh', 'samples/bpf/hbm.c', 'samples/bpf/tcp_cong_kern.c', 'samples/bpf/tracex1.bpf.c', 'tools/bpf/Makefile', 'tools/bpf/bpftool/Documentation/bpftool-map.rst', 'tools/bpf/bpftool/btf_dumper.c', 'tools/bpf/bpftool/map.c', 'tools/bpf/bpftool/sign.c', 'tools/include/uapi/linux/bpf.h', 'tools/lib/bpf/bpf.c', 'tools/lib/bpf/btf.c', 'tools/lib/bpf/btf.h', 'tools/lib/bpf/libbpf.c', 'tools/lib/bpf/libbpf.h', 'tools/lib/bpf/libbpf_internal.h', 'tools/lib/bpf/libbpf_probes.c', 'tools/lib/bpf/linker.c', 'tools/testing/selftests/bpf/.gitignore', 'tools/testing/selftests/bpf/Makefile', 'tools/testing/selftests/bpf/benchs/bench_ringbufs.c', 'tools/testing/selftests/bpf/benchs/bench_trigger.c', 'tools/testing/selftests/bpf/benchs/run_bench_ringbufs.sh', 'tools/testing/selftests/bpf/bpf_arena_list.h', 'tools/testing/selftests/bpf/bpf_arena_strsearch.h', 'tools/testing/selftests/bpf/bpf_kfuncs.h', 'tools/testing/selftests/bpf/network_helpers.c', 'tools/testing/selftests/bpf/network_helpers.h', 'tools/testing/selftests/bpf/prog_tests/arena_strsearch.c', 'tools/testing/selftests/bpf/prog_tests/bpf_gotox.c', 'tools/testing/selftests/bpf/prog_tests/bpf_insn_array.c', 'tools/testing/selftests/bpf/prog_tests/btf.c', 'tools/testing/selftests/bpf/prog_tests/btf_split.c', 'tools/testing/selftests/bpf/prog_tests/check_mtu.c', 'tools/testing/selftests/bpf/prog_tests/cls_redirect.c', 'tools/testing/selftests/bpf/prog_tests/file_reader.c', 'tools/testing/selftests/bpf/prog_tests/htab_update.c', 'tools/testing/selftests/bpf/prog_tests/kmem_cache_iter.c', 'tools/testing/selftests/bpf/prog_tests/perf_branches.c', 'tools/testing/selftests/bpf/prog_tests/rcu_read_lock.c', 'tools/testing/selftests/bpf/prog_tests/refcounted_kptr.c', 'tools/testing/selftests/bpf/prog_tests/res_spin_lock.c', 'tools/testing/selftests/bpf/prog_tests/ringbuf.c', 'tools/testing/selftests/bpf/prog_tests/select_reuseport.c', 'tools/testing/selftests/bpf/prog_tests/send_signal.c', 'tools/testing/selftests/bpf/prog_tests/string_kfuncs.c', 'tools/testing/selftests/bpf/prog_tests/test_lsm.c', 'tools/testing/selftests/bpf/prog_tests/test_tc_edt.c', 'tools/testing/selftests/bpf/prog_tests/test_tc_tunnel.c', 'tools/testing/selftests/bpf/prog_tests/test_tunnel.c', 'tools/testing/selftests/bpf/prog_tests/test_xsk.c', 'tools/testing/selftests/bpf/prog_tests/test_xsk.h', 'tools/testing/selftests/bpf/prog_tests/verifier.c', 'tools/testing/selftests/bpf/prog_tests/wq.c', 'tools/testing/selftests/bpf/prog_tests/xsk.c', 'tools/testing/selftests/bpf/progs/arena_strsearch.c', 'tools/testing/selftests/bpf/progs/bpf_cc_cubic.c', 'tools/testing/selftests/bpf/progs/bpf_cubic.c', 'tools/testing/selftests/bpf/progs/bpf_dctcp.c', 'tools/testing/selftests/bpf/progs/bpf_gotox.c', 'tools/testing/selftests/bpf/progs/bpf_iter_setsockopt.c', 'tools/testing/selftests/bpf/progs/bpf_misc.h', 'tools/testing/selftests/bpf/progs/bpf_tracing_net.h', 'tools/testing/selftests/bpf/progs/connect4_prog.c', 'tools/testing/selftests/bpf/progs/dynptr_success.c', 'tools/testing/selftests/bpf/progs/file_reader.c', 'tools/testing/selftests/bpf/progs/file_reader_fail.c', 'tools/testing/selftests/bpf/progs/htab_update.c', 'tools/testing/selftests/bpf/progs/ip_check_defrag.c', 'tools/testing/selftests/bpf/progs/lsm.c', 'tools/testing/selftests/bpf/progs/lsm_tailcall.c', 'tools/testing/selftests/bpf/progs/rcu_read_lock.c', 'tools/testing/selftests/bpf/progs/refcounted_kptr.c', 'tools/testing/selftests/bpf/progs/ringbuf_bench.c', 'tools/testing/selftests/bpf/progs/string_kfuncs_failure1.c', 'tools/testing/selftests/bpf/progs/string_kfuncs_failure2.c', 'tools/testing/selftests/bpf/progs/string_kfuncs_success.c', 'tools/testing/selftests/bpf/progs/strobemeta.h', 'tools/testing/selftests/bpf/progs/tcp_ca_write_sk_pacing.c', 'tools/testing/selftests/bpf/progs/test_check_mtu.c', 'tools/testing/selftests/bpf/progs/test_perf_branches.c', 'tools/testing/selftests/bpf/progs/test_ringbuf_overwrite.c', 'tools/testing/selftests/bpf/progs/test_tc_edt.c', 'tools/testing/selftests/bpf/progs/test_tc_tunnel.c', 'tools/testing/selftests/bpf/progs/trigger_bench.c', 'tools/testing/selftests/bpf/progs/verifier_async_cb_context.c', 'tools/testing/selftests/bpf/progs/verifier_bounds.c', 'tools/testing/selftests/bpf/progs/verifier_direct_packet_access.c', 'tools/testing/selftests/bpf/progs/verifier_gotox.c', 'tools/testing/selftests/bpf/progs/verifier_live_stack.c', 'tools/testing/selftests/bpf/progs/verifier_lsm.c', 'tools/testing/selftests/bpf/progs/verifier_netfilter_ctx.c', 'tools/testing/selftests/bpf/progs/verifier_sock.c', 'tools/testing/selftests/bpf/progs/verifier_subprog_precision.c', 'tools/testing/selftests/bpf/progs/wq.c', 'tools/testing/selftests/bpf/progs/wq_failures.c', 'tools/testing/selftests/bpf/test_bpftool_build.sh', 'tools/testing/selftests/bpf/test_kmods/bpf_test_rqspinlock.c', 'tools/testing/selftests/bpf/test_loader.c', 'tools/testing/selftests/bpf/test_maps.c', 'tools/testing/selftests/bpf/test_tag.c', 'tools/testing/selftests/bpf/xskxceiver.c', 'tools/testing/selftests/bpf/xskxceiver.h'] Warning: include/linux/ftrace.h:911 No description found for return value of 'ftrace_make_nop' Warning: include/linux/ftrace.h:953 No description found for return value of 'ftrace_init_nop' Warning: include/linux/ftrace.h:978 No description found for return value of 'ftrace_make_call' Warning: include/linux/ftrace.h:1008 No description found for return value of 'ftrace_modify_call' Warning: kernel/bpf/helpers.c:2519 No description found for return value of 'bpf_task_acquire' Warning: kernel/bpf/helpers.c:2548 No description found for return value of 'bpf_cgroup_acquire' Warning: kernel/bpf/helpers.c:2578 No description found for return value of 'bpf_cgroup_ancestor' Warning: kernel/bpf/helpers.c:2598 No description found for return value of 'bpf_cgroup_from_id' Warning: kernel/bpf/helpers.c:2619 No description found for return value of 'bpf_task_under_cgroup' Warning: kernel/bpf/helpers.c:2662 No description found for return value of 'bpf_task_get_cgroup1' Warning: kernel/bpf/helpers.c:2678 No description found for return value of 'bpf_task_from_pid' Warning: kernel/bpf/helpers.c:2697 No description found for return value of 'bpf_task_from_vpid' Warning: kernel/bpf/helpers.c:2935 No description found for return value of 'bpf_dynptr_copy' Warning: kernel/bpf/helpers.c:2989 No description found for return value of 'bpf_dynptr_memset' Warning: kernel/bpf/helpers.c:3203 No description found for return value of 'bpf_iter_bits_new' Warning: kernel/bpf/helpers.c:3264 No description found for return value of 'bpf_iter_bits_next' Warning: kernel/bpf/helpers.c:3314 No description found for return value of 'bpf_copy_from_user_str' Warning: kernel/trace/ftrace.c:1472 No description found for return value of 'ftrace_hash_move' Warning: kernel/trace/ftrace.c:2402 No description found for return value of 'ftrace_update_record' Warning: kernel/trace/ftrace.c:2416 No description found for return value of 'ftrace_test_record' Warning: kernel/trace/ftrace.c:3504 No description found for return value of 'ftrace_startup_subops' Warning: kernel/trace/ftrace.c:3642 No description found for return value of 'ftrace_shutdown_subops' Warning: kernel/trace/ftrace.c:6277 No description found for return value of 'ftrace_set_filter_ip' Warning: kernel/trace/ftrace.c:6300 No description found for return value of 'ftrace_set_filter_ips' Warning: kernel/trace/ftrace.c:6377 No description found for return value of 'ftrace_set_filter' Warning: kernel/trace/ftrace.c:6400 No description found for return value of 'ftrace_set_notrace' Warning: kernel/trace/ftrace.c:8783 No description found for return value of 'register_ftrace_function' Warning: kernel/trace/ftrace.c:8806 No description found for return value of 'unregister_ftrace_function' Warning: net/bpf/test_run.c:869 No description found for return value of 'range_is_zero' Warning: net/core/filter.c:135 No description found for return value of 'sk_filter_trim_cap' Warning: net/core/filter.c:587 No description found for return value of 'bpf_convert_filter' Warning: net/core/filter.c:1082 No description found for return value of 'bpf_check_classic' Warning: net/core/filter.c:1387 No description found for return value of 'bpf_prog_create' Warning: net/core/filter.c:1433 No description found for return value of 'bpf_prog_create_from_user' Warning: net/core/filter.c:1554 No description found for return value of 'sk_attach_filter' Warning: net/core/filter.c:12024 No description found for return value of 'bpf_skb_meta_pointer' Warning: tools/lib/bpf/libbpf.h:552 Enum value 'PROBE_ATTACH_MODE_DEFAULT' not described in enum 'probe_attach_mode' Warning: tools/lib/bpf/libbpf.h:552 Enum value 'PROBE_ATTACH_MODE_LEGACY' not described in enum 'probe_attach_mode' Warning: tools/lib/bpf/libbpf.h:552 Enum value 'PROBE_ATTACH_MODE_PERF' not described in enum 'probe_attach_mode' Warning: tools/lib/bpf/libbpf.h:552 Enum value 'PROBE_ATTACH_MODE_LINK' not described in enum 'probe_attach_mode' Warning: tools/testing/selftests/bpf/bpf_arena_strsearch.h:43 function parameter '__arg_arena' not described in 'glob_match' Warning: tools/testing/selftests/bpf/bpf_arena_strsearch.h:43 No description found for return value of 'glob_match' Warning: tools/testing/selftests/bpf/network_helpers.h:98 function parameter 'name' not described in 'open_netns' Warning: tools/testing/selftests/bpf/network_helpers.h:98 No description found for return value of 'open_netns' Warning: tools/testing/selftests/bpf/network_helpers.h:114 No description found for return value of 'append_tid' Warning: tools/testing/selftests/bpf/network_helpers.h:166 No description found for return value of 'csum_tcpudp_magic' Warning: tools/testing/selftests/bpf/network_helpers.h:197 No description found for return value of 'csum_ipv6_magic' Warning: tools/testing/selftests/bpf/network_helpers.h:225 function parameter 'iph' not described in 'build_udp_v4_csum' Warning: tools/testing/selftests/bpf/network_helpers.h:225 function parameter 'udph' not described in 'build_udp_v4_csum' Warning: tools/testing/selftests/bpf/network_helpers.h:225 No description found for return value of 'build_udp_v4_csum' Warning: tools/testing/selftests/bpf/network_helpers.h:245 function parameter 'ip6h' not described in 'build_udp_v6_csum' Warning: tools/testing/selftests/bpf/network_helpers.h:245 function parameter 'udph' not described in 'build_udp_v6_csum' Warning: tools/testing/selftests/bpf/network_helpers.h:245 No description found for return value of 'build_udp_v6_csum' Warning: tools/testing/selftests/bpf/network_helpers.h:271 No description found for return value of 'tc_prog_attach' Warnings before: 53 after: 54 (add: 3 del: 2) Warnings removed: Warning: include/linux/bpf.h:1931 struct member 'cfi_stubs' not described in 'bpf_struct_ops' Warning: include/linux/bpf.h:1931 struct member 'owner' not described in 'bpf_struct_ops' Per-file breakdown: 2 include/linux/bpf.h New warnings added: Warning: tools/testing/selftests/bpf/bpf_arena_strsearch.h:43 function parameter '__arg_arena' not described in 'glob_match' Warning: tools/testing/selftests/bpf/bpf_arena_strsearch.h:43 No description found for return value of 'glob_match' Warning: tools/testing/selftests/bpf/network_helpers.h:271 No description found for return value of 'tc_prog_attach' Per-file breakdown: 2 tools/testing/selftests/bpf/bpf_arena_strsearch.h 1 tools/testing/selftests/bpf/network_helpers.h