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From: Thomas Pedersen <thomas@adapt-ip.com>
To: kernel test robot <rong.a.chen@intel.com>
Cc: Johannes Berg <johannes.berg@intel.com>,
	LKML <linux-kernel@vger.kernel.org>,
	lkp@lists.01.org, lkp@intel.com
Subject: Re: [mac80211_hwsim] 148fe295b7: hwsim.ap_long_preamble.fail
Date: Fri, 02 Oct 2020 09:38:45 -0700	[thread overview]
Message-ID: <ffe9deeeb714d233c47d693c899f9577@adapt-ip.com> (raw)
In-Reply-To: <20201002082945.GJ393@shao2-debian>

On 2020-10-02 01:29, kernel test robot wrote:
> Greeting,
> 
> FYI, we noticed the following commit (built with gcc-9):
> 
> commit: 148fe295b7d9d892b2b0f47070233ccdc70c83cd ("mac80211_hwsim:
> indicate support for S1G")
> https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master
> 
> 
> in testcase: hwsim
> version: hwsim-x86_64-6eb6cf0-1_20200619
> with following parameters:
> 
> 	group: hwsim-04
> 	ucode: 0x21
> 
> 
> 
> on test machine: 8 threads 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 <rong.a.chen@intel.com>
> 
> 
> 2020-10-06 00:22:09 	./run-tests.py ap_long_preamble
> 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_long_preamble 1/1
> Test: AP with long preamble
> Starting AP wlan3
> Failed to enable hostapd interface wlan3
> Traceback (most recent call last):
>   File "./run-tests.py", line 533, in main
>     t(dev, apdev)
>   File "/lkp/benchmarks/hwsim/tests/hwsim/test_ap_params.py", line
> 821, in test_ap_long_preamble
>     hapd = hostapd.add_ap(apdev[0], params)
>   File "/lkp/benchmarks/hwsim/tests/hwsim/hostapd.py", line 581, in 
> add_ap
>     hapd.enable()
>   File "/lkp/benchmarks/hwsim/tests/hwsim/hostapd.py", line 248, in 
> enable
>     raise Exception("Failed to enable hostapd interface " + 
> self.ifname)
> Exception: Failed to enable hostapd interface wlan3
> FAIL ap_long_preamble 0.064398 2020-10-06 00:22:09.608978
> passed 0 test case(s)
> skipped 0 test case(s)
> failed tests: ap_long_preamble

This is actually a bug in hostap which was exposed by this commit (and 
fixed by 
https://patchwork.ozlabs.org/project/hostap/patch/20200827225940.18151-1-thomas@adapt-ip.com/).

-- 
thomas

  reply	other threads:[~2020-10-02 16:47 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-10-02  8:29 [mac80211_hwsim] 148fe295b7: hwsim.ap_long_preamble.fail kernel test robot
2020-10-02 16:38 ` Thomas Pedersen [this message]
2020-10-12 23:01   ` Philip Li

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