[kkdwivedi:arena-kptr 6/11] syscall.c:undefined reference to `bpf_prog_arena'

tree:   https://github.com/kkdwivedi/linux arena-kptr
head:   637d14126b38da5a1a081d12522c8dd5bd465eee
commit: b9c38e0bd60f01bffa8cc5656fdd1e721b7bb4ec [6/11] bpf: Allocate map-owned typed arena cages
config: i386-allmodconfig (https://download.01.org/0day-ci/archive/20260813/[email protected]/config)
compiler: gcc-14 (Debian 14.2.0-19) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260813/[email protected]/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <[email protected]>
| Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/

All errors (new ones prefixed by >>):

   ld: kernel/bpf/syscall.o: in function `__bpf_prog_put_noref':
>> syscall.c:(.text+0x3469): undefined reference to `bpf_prog_arena'
>> ld: syscall.c:(.text+0x3473): undefined reference to `bpf_arena_types_put'
   ld: kernel/bpf/verifier.o: in function `release_maps':
   verifier.c:(.text+0x41dd): undefined reference to `bpf_prog_arena'
>> ld: verifier.c:(.text+0x41e6): undefined reference to `bpf_arena_types_put'
   ld: kernel/bpf/verifier.o: in function `build_arena_type_desc':
   verifier.c:(.text+0xd25c): undefined reference to `bpf_prog_arena'
>> ld: verifier.c:(.text+0xd32b): undefined reference to `bpf_arena_type_get'
   ld: kernel/bpf/verifier.o: in function `collect_arena_types':
   verifier.c:(.text+0xd53a): undefined reference to `bpf_prog_arena'
>> ld: verifier.c:(.text+0xd6b1): undefined reference to `bpf_prog_arena'
   ld: verifier.c:(.text+0xd6bb): undefined reference to `bpf_arena_types_put'

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