linux-kernel - [wifi] bfd8403add: hwsim.ap_wmm

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Date:   Thu, 7 Jul 2022 22:27:13 +0800
From:   kernel test robot <oliver.sang@...el.com>
To:     Johannes Berg <johannes.berg@...el.com>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        Linux Memory Management List <linux-mm@...ck.org>,
        linux-wireless@...r.kernel.org, lkp@...ts.01.org, lkp@...el.com
Subject: [wifi]  bfd8403add: hwsim.ap_wmm_uapsd.fail


(please be noted we reported
"[wifi]  fb5a521416: hwsim.ap_wmm_uapsd.fail"
on
https://lore.kernel.org/all/20220616141324.GE25633@xsang-OptiPlex-9020/
now we noticed the commit is merged into linux-next/master, and the issue
still exists. report again FYI)


Greeting,

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

commit: bfd8403adddd09f32033a14bf25be398291e7881 ("wifi: mac80211: reorg some iface data structs for MLD")
https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master

in testcase: hwsim
version: hwsim-x86_64-717e5d7-1_20220525
with following parameters:

	test: group-03
	ucode: 0x21



on test machine: 8 threads 1 sockets Intel(R) Core(TM) i7-3770K CPU @ 3.50GHz with 16G 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 <oliver.sang@...el.com>


2022-07-04 13:04:42 ./run-tests.py ap_wmm_uapsd
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_wmm_uapsd 1/1
Test: AP with U-APSD advertisement
Starting AP wlan3
Connect STA wlan0 to AP
dev1->dev2 unicast data delivery failed
Traceback (most recent call last):
  File "/lkp/benchmarks/hwsim/tests/hwsim/./run-tests.py", line 534, in main
    t(dev, apdev)
  File "/lkp/benchmarks/hwsim/tests/hwsim/test_ap_params.py", line 876, in test_ap_wmm_uapsd
    hwsim_utils.test_connectivity(dev[0], hapd)
  File "/lkp/benchmarks/hwsim/tests/hwsim/hwsim_utils.py", line 195, in test_connectivity
    raise Exception(last_err)
Exception: dev1->dev2 unicast data delivery failed
FAIL ap_wmm_uapsd 5.262111 2022-07-04 13:04:48.064412
passed 0 test case(s)
skipped 0 test case(s)
failed tests: ap_wmm_uapsd



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
https://01.org/lkp



View attachment "config-5.19.0-rc1-00426-gbfd8403adddd" of type "text/plain" (167376 bytes)

View attachment "job-script" of type "text/plain" (5758 bytes)

Download attachment "kmsg.xz" of type "application/x-xz" (150736 bytes)

View attachment "hwsim" of type "text/plain" (71080 bytes)

View attachment "job.yaml" of type "text/plain" (4677 bytes)

View attachment "reproduce" of type "text/plain" (4766 bytes)