linux-kernel - [lkp-robot] [mac80211] 31e9170bde: hwsim.sta_dynamic_down

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Message-ID: <20170928080614.GZ17200@yexl-desktop>
Date:   Thu, 28 Sep 2017 16:06:14 +0800
From:   kernel test robot <xiaolong.ye@...el.com>
To:     Xiang Gao <qasdfgtyuiop@...il.com>
Cc:     herbert@...dor.apana.org.au, davem@...emloft.net,
        johannes@...solutions.net, linux-crypto@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-wireless@...r.kernel.org,
        netdev@...r.kernel.org, qasdfgtyuiop@...il.com, lkp@...org
Subject: [lkp-robot] [mac80211]  31e9170bde: hwsim.sta_dynamic_down_up.fail


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

View attachment "config-4.14.0-rc1-00045-g31e9170b" of type "text/plain" (163200 bytes)

View attachment "job-script" of type "text/plain" (4407 bytes)

Download attachment "dmesg.xz" of type "application/x-xz" (71272 bytes)

View attachment "hwsim" of type "text/plain" (111506 bytes)