* Re: [bpf-next v2 1/2] bpf: Add bpf_copy_from_user_task_str kfunc
[not found] <20250107020632.170883-1-linux@jordanrome.com>
@ 2025-01-09 1:13 ` kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2025-01-09 1:13 UTC (permalink / raw)
To: Jordan Rome, bpf
Cc: llvm, oe-kbuild-all, linux-mm, Alexei Starovoitov,
Daniel Borkmann, Andrii Nakryiko, Kernel Team, Andrew Morton,
Shakeel Butt
Hi Jordan,
kernel test robot noticed the following build errors:
[auto build test ERROR on bpf-next/master]
url: https://github.com/intel-lab-lkp/linux/commits/Jordan-Rome/selftests-bpf-Add-tests-for-bpf_copy_from_user_task_str/20250107-100850
base: https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git master
patch link: https://lore.kernel.org/r/20250107020632.170883-1-linux%40jordanrome.com
patch subject: [bpf-next v2 1/2] bpf: Add bpf_copy_from_user_task_str kfunc
config: arm-imxrt_defconfig (https://download.01.org/0day-ci/archive/20250109/202501090817.0Uikg2ka-lkp@intel.com/config)
compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250109/202501090817.0Uikg2ka-lkp@intel.com/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 <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202501090817.0Uikg2ka-lkp@intel.com/
All errors (new ones prefixed by >>):
>> ld.lld: error: undefined symbol: copy_str_from_process_vm
>>> referenced by helpers.c
>>> kernel/bpf/helpers.o:(bpf_copy_from_user_task_str) in archive vmlinux.a
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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