Thanks, I will look into it. Xiang Gao 2017-09-28 4:06 GMT-04:00 kernel test robot <xiaolong.ye@xxxxxxxxx>: > > FYI, we noticed the following commit: > > commit: 31e9170bdeb6ebe66426337b4e2b9924683a412b ("mac80211: aead api to reduce redundancy") > url: https://github.com/0day-ci/linux/commits/Xiang-Gao/mac80211-aead-api-to-reduce-redundancy/20170926-053110 > base: https://git.kernel.org/cgit/linux/kernel/git/jberg/mac80211-next.git master > > in testcase: hwsim > with following parameters: > > group: hwsim-10 > > > > on test machine: qemu-system-x86_64 -enable-kvm -cpu host -smp 2 -m 2G > > caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace): > > > 2017-09-27 16:04:27 ./run-tests.py sta_dynamic_down_up > 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 sta_dynamic_down_up 1/1 > Test: Dynamically added wpa_supplicant interface down/up > Starting AP wlan3 > Create a dynamic wpa_supplicant interface and connect > Connect STA wlan5 to AP > dev1->dev2 unicast data delivery failed > Traceback (most recent call last): > File "./run-tests.py", line 453, in main > t(dev, apdev) > File "/lkp/benchmarks/hwsim/tests/hwsim/test_sta_dynamic.py", line 122, in test_sta_dynamic_down_up > hwsim_utils.test_connectivity(wpas, hapd) > File "/lkp/benchmarks/hwsim/tests/hwsim/hwsim_utils.py", line 165, in test_connectivity > raise Exception(last_err) > Exception: dev1->dev2 unicast data delivery failed > FAIL sta_dynamic_down_up 5.397413 2017-09-27 16:04:32.540689 > passed 0 test case(s) > skipped 0 test case(s) > failed tests: sta_dynamic_down_up > > > > To reproduce: > > git clone https://github.com/intel/lkp-tests.git > cd lkp-tests > bin/lkp qemu -k <bzImage> job-script # job-script is attached in this email > > > > Thanks, > Xiaolong