2022-05-02 16:37:53

by kernel test robot

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Subject: [printk] 09c5ba0aa2: hwsim.ap_ft_many_vlan.fail


FYI, we noticed the following commit (built with gcc-11):

commit: 09c5ba0aa2fcfdadb17d045c3ee6f86d69270df7 ("printk: add kthread console printers")
https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master

in testcase: hwsim
version: hwsim-x86_64-717e5d7-1_20220411
with following parameters:

test: group-14
ucode: 0xec

on test machine: 4 threads Intel(R) Core(TM) i5-6500 CPU @ 3.20GHz with 32G memory

caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace):

If you fix the issue, kindly add following tag
Reported-by: kernel test robot <[email protected]>

2022-04-29 06:49:28 ./run-tests.py ap_ft_many_vlan
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 ap_ft_many_vlan 1/1
Test: WPA2-PSK-FT AP with VLAN multiple times
Starting AP wlan3 (old add_ap argument type)
Starting AP wlan4 (old add_ap argument type)
Connect to first AP
Connect STA wlan0 to AP
Roam to the second AP
Roam back to the first AP
Roam to the second AP
Roaming association rejected
Traceback (most recent call last):
File "./run-tests.py", line 533, in main
t(dev, apdev)
File "/lkp/benchmarks/hwsim/tests/hwsim/test_ap_ft.py", line 458, in test_ap_ft_many_vlan
File "/lkp/benchmarks/hwsim/tests/hwsim/test_ap_ft.py", line 241, in run_roams
dev.roam(ap2['bssid'], fail_test=fail_test)
File "/lkp/benchmarks/hwsim/tests/hwsim/wpasupplicant.py", line 1235, in roam
raise Exception("Roaming association rejected")
Exception: Roaming association rejected
FAIL ap_ft_many_vlan 3.765647 2022-04-29 06:49:32.594581
passed 0 test case(s)
skipped 0 test case(s)
failed tests: ap_ft_many_vlan

To reproduce:

git clone https://github.com/intel/lkp-tests.git
cd lkp-tests
sudo bin/lkp install job.yaml # job file is attached in this email
bin/lkp split-job --compatible job.yaml # generate the yaml file for lkp run
sudo bin/lkp run generated-yaml-file

# if come across any failure that blocks the test,
# please remove ~/.lkp and /lkp dir to run from a clean state.

0-DAY CI Kernel Test Service

(No filename) (2.27 kB)
config-5.17.0-02203-g09c5ba0aa2fc (167.59 kB)
job-script (5.56 kB)
dmesg.xz (142.16 kB)
hwsim (61.43 kB)
job.yaml (4.54 kB)
reproduce (4.80 kB)
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