* Re: [PATCH net-next] mptcp: sockopt: implement IPV6_TCLASS
[not found] <20260713080634.296011-1-equinox@diac24.net>
@ 2026-07-13 14:17 ` kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2026-07-13 14:17 UTC (permalink / raw)
To: David 'equinox' Lamparter, Matthieu Baerts, Mat Martineau,
Geliang Tang
Cc: llvm, oe-kbuild-all, netdev, mptcp,
David 'equinox' Lamparter
Hi David,
kernel test robot noticed the following build errors:
[auto build test ERROR on net-next/main]
url: https://github.com/intel-lab-lkp/linux/commits/David-equinox-Lamparter/mptcp-sockopt-implement-IPV6_TCLASS/20260713-162825
base: net-next/main
patch link: https://lore.kernel.org/r/20260713080634.296011-1-equinox%40diac24.net
patch subject: [PATCH net-next] mptcp: sockopt: implement IPV6_TCLASS
config: x86_64-kexec (https://download.01.org/0day-ci/archive/20260713/202607131605.i02odG4b-lkp@intel.com/config)
compiler: clang version 22.1.8 (https://github.com/llvm/llvm-project ca7933e47d3a3451d81e72ac174dcb5aa28b59d1)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260713/202607131605.i02odG4b-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/202607131605.i02odG4b-lkp@intel.com/
All errors (new ones prefixed by >>):
>> ld.lld: error: undefined symbol: ipv6_setsockopt
>>> referenced by sockopt.c:404 (net/mptcp/sockopt.c:404)
>>> vmlinux.o:(mptcp_setsockopt)
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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