Hi,

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/chia-yu-chang-nokia-bell-labs-com/tcp-Replace-min_tso_segs-with-tso_segs-CC-callback-for-TCP-Prague/20260613-160954
base:   net-next/main
patch link:    https://lore.kernel.org/r/20260613080831.236636-1-chia-yu.chang%40nokia-bell-labs.com
patch subject: [PATCH v1 net-next 1/1] tcp: Replace min_tso_segs() with tso_segs() CC callback for TCP Prague
config: x86_64-randconfig-075 (https://download.01.org/0day-ci/archive/20260614/202606140311.15fhp3QN-lkp@intel.com/config)
compiler: gcc-13 (Debian 13.3.0-16) 13.3.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260614/202606140311.15fhp3QN-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/202606140311.15fhp3QN-lkp@intel.com/ (local)

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

quoted

ERROR: modpost: "tcp_tso_autosize" [net/ipv4/tcp_bbr.ko] undefined!

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