==========
build_allmodconfig_warn - FAILED


../kernel/bpf/syscall.c:5948:24: warning: ‘btf_ext__new’ defined but not used [-Wunused-function]
 5948 | static struct btf_ext *btf_ext__new(const __u8 *data, __u32 size)
      |                        ^~~~~~~~~~~~
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/staging/gpib/fmh_gpib/fmh_gpib.o
../arch/x86/boot/version.c:18:12: warning: symbol 'kernel_version' was not declared. Should it be static?
../kernel/bpf/syscall.c:6092:1: warning: ‘skip_mods_and_typedefs’ defined but not used [-Wunused-function]
 6092 | skip_mods_and_typedefs(const struct btf *btf, u32 id, u32 *res_id)
      | ^~~~~~~~~~~~~~~~~~~~~~
../kernel/bpf/syscall.c:6082:13: warning: ‘sym_is_extern’ defined but not used [-Wunused-function]
 6082 | static bool sym_is_extern(const Elf64_Sym *sym)
      |             ^~~~~~~~~~~~~
../kernel/bpf/syscall.c:6056:12: warning: ‘find_extern_sec_btf_id’ defined but not used [-Wunused-function]
 6056 | static int find_extern_sec_btf_id(struct btf *btf, int ext_btf_id)
      |            ^~~~~~~~~~~~~~~~~~~~~~
../kernel/bpf/syscall.c:6016:12: warning: ‘find_extern_btf_id’ defined but not used [-Wunused-function]
 6016 | static int find_extern_btf_id(const struct btf *btf, const char *ext_name)
      |            ^~~~~~~~~~~~~~~~~~
../kernel/bpf/syscall.c:5998:12: warning: ‘elf_sec_idx_by_name’ defined but not used [-Wunused-function]
 5998 | static int elf_sec_idx_by_name(struct bpf_obj *obj, const char *name)
      |            ^~~~~~~~~~~~~~~~~~~
../kernel/bpf/syscall.c:5948:24: warning: ‘btf_ext__new’ defined but not used [-Wunused-function]
 5948 | static struct btf_ext *btf_ext__new(const __u8 *data, __u32 size)
      |                        ^~~~~~~~~~~~
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/staging/gpib/fmh_gpib/fmh_gpib.o
../arch/x86/boot/version.c:18:12: warning: symbol 'kernel_version' was not declared. Should it be static?
New errors added
--- /tmp/tmp.FbGibRDpIB	2025-01-09 16:59:06.212760594 -0800
+++ /tmp/tmp.ThswqvfFcN	2025-01-09 17:01:13.545404927 -0800
@@ -0,0 +1,15 @@
+../kernel/bpf/syscall.c:6092:1: warning: ‘skip_mods_and_typedefs’ defined but not used [-Wunused-function]
+ 6092 | skip_mods_and_typedefs(const struct btf *btf, u32 id, u32 *res_id)
+      | ^~~~~~~~~~~~~~~~~~~~~~
+../kernel/bpf/syscall.c:6082:13: warning: ‘sym_is_extern’ defined but not used [-Wunused-function]
+ 6082 | static bool sym_is_extern(const Elf64_Sym *sym)
+      |             ^~~~~~~~~~~~~
+../kernel/bpf/syscall.c:6056:12: warning: ‘find_extern_sec_btf_id’ defined but not used [-Wunused-function]
+ 6056 | static int find_extern_sec_btf_id(struct btf *btf, int ext_btf_id)
+      |            ^~~~~~~~~~~~~~~~~~~~~~
+../kernel/bpf/syscall.c:6016:12: warning: ‘find_extern_btf_id’ defined but not used [-Wunused-function]
+ 6016 | static int find_extern_btf_id(const struct btf *btf, const char *ext_name)
+      |            ^~~~~~~~~~~~~~~~~~
+../kernel/bpf/syscall.c:5998:12: warning: ‘elf_sec_idx_by_name’ defined but not used [-Wunused-function]
+ 5998 | static int elf_sec_idx_by_name(struct bpf_obj *obj, const char *name)
+      |            ^~~~~~~~~~~~~~~~~~~
Per-file breakdown
--- /tmp/tmp.r2bl0lGKsh	2025-01-09 17:01:13.553404842 -0800
+++ /tmp/tmp.568Tbjs0GW	2025-01-09 17:01:13.555404820 -0800
@@ -1 +1 @@
-      1 ../kernel/bpf/syscall.c
+      6 ../kernel/bpf/syscall.c