Hello, kernel test robot noticed "hwsim.dpp_test_vector_p_256_b.fail" on: commit: 97c19e42b264e6b71a9ff9deea04c19f621805b9 ("wifi: mac80211: move offchannel works to wiphy work") https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master [test failed on linux-next/master 926f75c8a5ab70567eb4c2d82fbc96963313e564] in testcase: hwsim version: hwsim-x86_64-717e5d7-1_20230720 with following parameters: test: dpp_test_vector_p_256_b 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) we found the failure does not always happen, around ~50%. but keep clean on parent. 730538edc8e0eb14 97c19e42b264e6b71a9ff9deea0 ---------------- --------------------------- fail:runs %reproduction fail:runs | | | :20 50% 10:20 hwsim.dpp_test_vector_p_256_b.fail 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/202309251502.aa08a357-oliver.sang@xxxxxxxxx group: group-34, test: dpp_test_vector_p_256_b 2023-09-22 11:50:05 export USER=root 2023-09-22 11:50:05 ./build.sh Building TNC testing tools Building wlantest Building hs20-osu-client Building hostapd Building wpa_supplicant 2023-09-22 11:51:03 ./start.sh 2023-09-22 11:51:04 ./run-tests.py dpp_test_vector_p_256_b 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 dpp_test_vector_p_256_b 1/1 Test: DPP P-256 test vector (Responder-only auth) DPP authentication did not succeed (Responder) 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_dpp.py", line 2583, in test_dpp_test_vector_p_256_b wait_auth_success(dev[0], dev[1]) File "/lkp/benchmarks/hwsim/tests/hwsim/test_dpp.py", line 4878, in wait_auth_success raise Exception("DPP authentication did not succeed (Responder)") Exception: DPP authentication did not succeed (Responder) FAIL dpp_test_vector_p_256_b 5.350665 2023-09-22 11:51:11.790041 passed 0 test case(s) skipped 0 test case(s) failed tests: dpp_test_vector_p_256_b 2023-09-22 11:51:11 ./stop.sh The kernel config and materials to reproduce are available at: https://download.01.org/0day-ci/archive/20230925/202309251502.aa08a357-oliver.sang@xxxxxxxxx -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki