linux-kernel - [lkp-robot] [mac80211] c470bdc1aa: hwsim.ap_qosmap_default

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Message-ID: <20180423010832.GI5563@yexl-desktop>
Date:   Mon, 23 Apr 2018 09:08:32 +0800
From:   kernel test robot <xiaolong.ye@...el.com>
To:     Emmanuel Grumbach <emmanuel.grumbach@...el.com>
Cc:     Johannes Berg <johannes.berg@...el.com>,
        LKML <linux-kernel@...r.kernel.org>,
        Linus Torvalds <torvalds@...ux-foundation.org>, lkp@...org
Subject: [lkp-robot] [mac80211]  c470bdc1aa: hwsim.ap_qosmap_default_acm.fail


FYI, we noticed the following commit (built with gcc-7):

commit: c470bdc1aaf36669e04ba65faf1092b2d1c6cabe ("mac80211: don't WARN on bad WMM parameters from buggy APs")
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master

in testcase: hwsim
with following parameters:

	group: hwsim-01



on test machine: 8 threads Intel(R) Core(TM) i7-2600K CPU @ 3.40GHz with 8G memory

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


2018-04-20 03:46:16 	./run-tests.py ap_qosmap_default_acm 
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_qosmap_default_acm 1/1
Test: QoS mapping with default values and ACM=1 for VO/VI
Starting AP wlan3
Connect STA wlan0 to AP
Expected TX DSCP 32 with TID 3 but counters: {0: 0, 1: 0, 2: 0, 3: 0, 4: 2, 5: 0, 6: 0, 7: 0, 8: 0, 9: 0, 10: 0, 11: 0, 12: 0, 13: 0, 14: 0, 15: 0, 16: 0}
No STA->AP data frame using the expected TID
Traceback (most recent call last):
  File "./run-tests.py", line 453, in main
    t(dev, apdev)
  File "/lkp/benchmarks/hwsim/tests/hwsim/test_ap_qosmap.py", line 131, in test_ap_qosmap_default_acm
    check_qos_map(apdev[0], hapd, dev[0], addr, dscp, tid, ap_tid)
  File "/lkp/benchmarks/hwsim/tests/hwsim/test_ap_qosmap.py", line 30, in check_qos_map
    raise Exception("No STA->AP data frame using the expected TID")
Exception: No STA->AP data frame using the expected TID
FAIL ap_qosmap_default_acm 0.7513 2018-04-20 03:46:17.399828
passed 0 test case(s)
skipped 0 test case(s)
failed tests: ap_qosmap_default_acm


Thanks,
Xiaolong

View attachment "config-4.16.0-rc4-01157-gc470bdc" of type "text/plain" (166153 bytes)

View attachment "job-script" of type "text/plain" (4560 bytes)

Download attachment "dmesg.xz" of type "application/x-xz" (215316 bytes)

View attachment "hwsim" of type "text/plain" (100874 bytes)

View attachment "job.yaml" of type "text/plain" (3915 bytes)

View attachment "reproduce" of type "text/plain" (8217 bytes)