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


Documentation/.renames.txt: warning: ignored by one of the .gitignore files
../kernel/bpf/arena.c:834:18: warning: symbol 'bpf_arena_alloc_pages' was not declared. Should it be static?
../kernel/bpf/arena.c:857:18: warning: symbol 'bpf_arena_free_pages' was not declared. Should it be static?
../kernel/bpf/arena.c:877:17: warning: symbol 'bpf_arena_reserve_pages' was not declared. Should it be static?
../arch/x86/boot/version.c:18:12: warning: symbol 'kernel_version' was not declared. Should it be static?
Documentation/.renames.txt: warning: ignored by one of the .gitignore files
../kernel/bpf/arena.c:854:18: warning: symbol 'bpf_arena_alloc_pages' was not declared. Should it be static?
../kernel/bpf/arena.c:877:18: warning: symbol 'bpf_arena_free_pages' was not declared. Should it be static?
../kernel/bpf/arena.c:897:17: warning: symbol 'bpf_arena_reserve_pages' was not declared. Should it be static?
../kernel/bpf/syscall.c: In function ‘bpf_map_alloc_pages’:
../kernel/bpf/syscall.c:619:36: warning: unused variable ‘old_memcg’ [-Wunused-variable]
  619 |         struct mem_cgroup *memcg, *old_memcg;
      |                                    ^~~~~~~~~
../kernel/bpf/syscall.c:619:28: warning: unused variable ‘memcg’ [-Wunused-variable]
  619 |         struct mem_cgroup *memcg, *old_memcg;
      |                            ^~~~~
../arch/x86/boot/version.c:18:12: warning: symbol 'kernel_version' was not declared. Should it be static?
New errors added
--- /tmp/tmp.7y8402nS42	2026-01-02 10:58:31.433962889 -0500
+++ /tmp/tmp.M4lD3gRWIT	2026-01-02 10:59:25.721646060 -0500
@@ -2,3 +2,10 @@
-../kernel/bpf/arena.c:834:18: warning: symbol 'bpf_arena_alloc_pages' was not declared. Should it be static?
-../kernel/bpf/arena.c:857:18: warning: symbol 'bpf_arena_free_pages' was not declared. Should it be static?
-../kernel/bpf/arena.c:877:17: warning: symbol 'bpf_arena_reserve_pages' was not declared. Should it be static?
+../kernel/bpf/arena.c:854:18: warning: symbol 'bpf_arena_alloc_pages' was not declared. Should it be static?
+../kernel/bpf/arena.c:877:18: warning: symbol 'bpf_arena_free_pages' was not declared. Should it be static?
+../kernel/bpf/arena.c:897:17: warning: symbol 'bpf_arena_reserve_pages' was not declared. Should it be static?
+../kernel/bpf/syscall.c: In function ‘bpf_map_alloc_pages’:
+../kernel/bpf/syscall.c:619:36: warning: unused variable ‘old_memcg’ [-Wunused-variable]
+  619 |         struct mem_cgroup *memcg, *old_memcg;
+      |                                    ^~~~~~~~~
+../kernel/bpf/syscall.c:619:28: warning: unused variable ‘memcg’ [-Wunused-variable]
+  619 |         struct mem_cgroup *memcg, *old_memcg;
+      |                            ^~~~~
Per-file breakdown
--- /tmp/tmp.ocZSLznTrp	2026-01-02 10:59:25.724470307 -0500
+++ /tmp/tmp.lUrNKbexBL	2026-01-02 10:59:25.725470299 -0500
@@ -1,0 +2 @@
+      2 ../kernel/bpf/syscall.c