Hi xietangxin,

kernel test robot noticed the following build errors:

[auto build test ERROR on net/main]

url:    https://github.com/intel-lab-lkp/linux/commits/xietangxin/netfilter-nf_nat_masquerade-recalculate-TCP-TS-offset-when-port-is-randomized/20260629-173037
base:   net/main
patch link:    https://lore.kernel.org/r/20260629093408.3927103-1-xietangxin%40h-partners.com
patch subject: [PATCH net] netfilter: nf_nat_masquerade: recalculate TCP TS offset when port is randomized
config: arm-randconfig-004-20260630 (https://download.01.org/0day-ci/archive/20260630/202606300522.3jMZ6dLb-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 8.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260630/202606300522.3jMZ6dLb-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 [off-list ref]
| Closes: https://lore.kernel.org/oe-kbuild-all/202606300522.3jMZ6dLb-lkp@intel.com/ (local)

All errors (new ones prefixed by >>, old ones prefixed by <<):

quoted

ERROR: modpost: "secure_tcpv6_seq_and_ts_off" [net/netfilter/nf_nat.ko] undefined!

--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki