[linux-next:master 1891/4016] riscv64-linux-ld: bpf_jit_core.c:undefined reference to `bpf_jit_enable'

[linux-next:master 1891/4016] riscv64-linux-ld: bpf_jit_core.c:undefined reference to `bpf_jit_enable'

[kernel test robot]

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   7a42b92b6d30c3f09629c7d5ada9e3de2aba01af
commit: b24abcff918a5cbf44b0c982bd3477a93e8e4911 [1891/4016] bpf, kconfig: Add consolidated menu entry for bpf with core options
config: riscv-randconfig-c004-20210520 (attached as .config)
compiler: riscv64-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=b24abcff918a5cbf44b0c982bd3477a93e8e4911
        git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
        git fetch --no-tags linux-next master
        git checkout b24abcff918a5cbf44b0c982bd3477a93e8e4911
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=riscv 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

Note: the linux-next/master HEAD 7a42b92b6d30c3f09629c7d5ada9e3de2aba01af builds fine.
      It may have been fixed somewhere.

All errors (new ones prefixed by >>):

   riscv64-linux-ld: arch/riscv/net/bpf_jit_core.o: in function `bpf_int_jit_compile':
>> bpf_jit_core.c:(.text+0x13a): undefined reference to `bpf_jit_blind_constants'
>> riscv64-linux-ld: bpf_jit_core.c:(.text+0x190): undefined reference to `bpf_jit_enable'
>> riscv64-linux-ld: bpf_jit_core.c:(.text+0x1e6): undefined reference to `bpf_jit_prog_release_other'
>> riscv64-linux-ld: bpf_jit_core.c:(.text+0x20a): undefined reference to `bpf_jit_binary_free'
>> riscv64-linux-ld: bpf_jit_core.c:(.text+0x2e6): undefined reference to `bpf_jit_binary_alloc'
   riscv64-linux-ld: arch/riscv/net/bpf_jit_comp64.o: in function `.L750':
>> bpf_jit_comp64.c:(.text+0x234c): undefined reference to `bpf_jit_get_func_addr'
   riscv64-linux-ld: kernel/extable.o: in function `.L0 ':
   extable.c:(.text+0x9c): undefined reference to `search_bpf_extables'
   riscv64-linux-ld: kernel/extable.o: in function `.L31':
   extable.c:(.text+0x208): undefined reference to `is_bpf_text_address'
   riscv64-linux-ld: kernel/kallsyms.o: in function `.L69':
   kallsyms.c:(.text+0x2e6): undefined reference to `__bpf_address_lookup'
   riscv64-linux-ld: kernel/kallsyms.o: in function `.L75':
   kallsyms.c:(.text+0x3d2): undefined reference to `__bpf_address_lookup'

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for LOCKDEP
   Depends on DEBUG_KERNEL && LOCK_DEBUGGING_SUPPORT && (FRAME_POINTER || MIPS || PPC || S390 || MICROBLAZE || ARM || ARC || X86)
   Selected by
   - PROVE_LOCKING && DEBUG_KERNEL && LOCK_DEBUGGING_SUPPORT
   - LOCK_STAT && DEBUG_KERNEL && LOCK_DEBUGGING_SUPPORT
   - DEBUG_LOCK_ALLOC && DEBUG_KERNEL && LOCK_DEBUGGING_SUPPORT

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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Re: [linux-next:master 1891/4016] riscv64-linux-ld: bpf_jit_core.c:undefined reference to `bpf_jit_enable'

[Daniel Borkmann]

On 5/20/21 3:23 PM, kernel test robot wrote:
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
> head:   7a42b92b6d30c3f09629c7d5ada9e3de2aba01af
> commit: b24abcff918a5cbf44b0c982bd3477a93e8e4911 [1891/4016] bpf, kconfig: Add consolidated menu entry for bpf with core options
> config: riscv-randconfig-c004-20210520 (attached as .config)
> compiler: riscv64-linux-gcc (GCC) 9.3.0
> reproduce (this is a W=1 build):
>          wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
>          chmod +x ~/bin/make.cross
>          # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=b24abcff918a5cbf44b0c982bd3477a93e8e4911
>          git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
>          git fetch --no-tags linux-next master
>          git checkout b24abcff918a5cbf44b0c982bd3477a93e8e4911
>          # save the attached .config to linux build tree
>          COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=riscv
> 
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@intel.com>
> 
> Note: the linux-next/master HEAD 7a42b92b6d30c3f09629c7d5ada9e3de2aba01af builds fine.
>        It may have been fixed somewhere.
> 
> All errors (new ones prefixed by >>):
> 
>     riscv64-linux-ld: arch/riscv/net/bpf_jit_core.o: in function `bpf_int_jit_compile':
>>> bpf_jit_core.c:(.text+0x13a): undefined reference to `bpf_jit_blind_constants'
>>> riscv64-linux-ld: bpf_jit_core.c:(.text+0x190): undefined reference to `bpf_jit_enable'
>>> riscv64-linux-ld: bpf_jit_core.c:(.text+0x1e6): undefined reference to `bpf_jit_prog_release_other'
>>> riscv64-linux-ld: bpf_jit_core.c:(.text+0x20a): undefined reference to `bpf_jit_binary_free'
>>> riscv64-linux-ld: bpf_jit_core.c:(.text+0x2e6): undefined reference to `bpf_jit_binary_alloc'
>     riscv64-linux-ld: arch/riscv/net/bpf_jit_comp64.o: in function `.L750':
>>> bpf_jit_comp64.c:(.text+0x234c): undefined reference to `bpf_jit_get_func_addr'

I tried on bpf tree and it seems fixed there via:

https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf.git/commit/?id=c87db2405fe8e53e145e2d1e142d3b509644006b

So this might be an old report.

>     riscv64-linux-ld: kernel/extable.o: in function `.L0 ':
>     extable.c:(.text+0x9c): undefined reference to `search_bpf_extables'
>     riscv64-linux-ld: kernel/extable.o: in function `.L31':
>     extable.c:(.text+0x208): undefined reference to `is_bpf_text_address'
>     riscv64-linux-ld: kernel/kallsyms.o: in function `.L69':
>     kallsyms.c:(.text+0x2e6): undefined reference to `__bpf_address_lookup'
>     riscv64-linux-ld: kernel/kallsyms.o: in function `.L75':
>     kallsyms.c:(.text+0x3d2): undefined reference to `__bpf_address_lookup'
> 
> Kconfig warnings: (for reference only)
>     WARNING: unmet direct dependencies detected for LOCKDEP
>     Depends on DEBUG_KERNEL && LOCK_DEBUGGING_SUPPORT && (FRAME_POINTER || MIPS || PPC || S390 || MICROBLAZE || ARM || ARC || X86)
>     Selected by
>     - PROVE_LOCKING && DEBUG_KERNEL && LOCK_DEBUGGING_SUPPORT
>     - LOCK_STAT && DEBUG_KERNEL && LOCK_DEBUGGING_SUPPORT
>     - DEBUG_LOCK_ALLOC && DEBUG_KERNEL && LOCK_DEBUGGING_SUPPORT
> 
> ---
> 0-DAY CI Kernel Test Service, Intel Corporation
> https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
>