Hello, kernel test robot noticed "hwsim.prefer_eht_20.fail" on: commit: ce10e8653f8b6569ea5d4f96917b5eaee7437072 ("wifi: mac80211_hwsim: support HE 40 MHz in 2.4 GHz band") https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master [test failed on linux-next/master 39676dfe52331dba909c617f213fdb21015c8d10] in testcase: hwsim version: hwsim-x86_64-717e5d7-1_20230720 with following parameters: test: prefer_eht_20 compiler: gcc-12 test machine: 8 threads 1 sockets Intel(R) Core(TM) i7-4790 v3 @ 3.60GHz (Haswell) with 6G memory (please refer to attached dmesg/kmsg for entire log/backtrace) 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 <oliver.sang@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-lkp/202312271555.3fbe1cf4-oliver.sang@xxxxxxxxx group: group-24, test: prefer_eht_20 2023-12-26 11:11:56 export USER=root 2023-12-26 11:11:56 ./build.sh Building TNC testing tools Building wlantest Building hs20-osu-client Building hostapd Building wpa_supplicant 2023-12-26 11:12:49 ./start.sh 2023-12-26 11:12:51 ./run-tests.py prefer_eht_20 DEV: wlan0: 02:00:00:00:00:00 DEV: wlan1: 02:00:00:00:01:00 DEV: wlan2: 02:00:00:00:02:00 APDEV: wlan3 APDEV: wlan4 START prefer_eht_20 1/1 Starting AP wlan3 Starting AP wlan4 Connect STA wlan0 to AP Unexpected BSS1 est_throughput: 344103 Traceback (most recent call last): File "/lkp/benchmarks/hwsim/tests/hwsim/./run-tests.py", line 531, in main t(dev, apdev) File "/lkp/benchmarks/hwsim/tests/hwsim/test_eht.py", line 108, in test_prefer_eht_20 raise Exception("Unexpected BSS1 est_throughput: " + est) Exception: Unexpected BSS1 est_throughput: 344103 FAIL prefer_eht_20 10.95756 2023-12-26 11:13:04.037058 passed 0 test case(s) skipped 0 test case(s) failed tests: prefer_eht_20 2023-12-26 11:13:04 ./stop.sh The kernel config and materials to reproduce are available at: https://download.01.org/0day-ci/archive/20231227/202312271555.3fbe1cf4-oliver.sang@xxxxxxxxx -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki