FYI, we noticed the following commit (built with gcc-7):
commit: 859086ae3636eae0bf9f0fbbce2daf4d41ae9474 ("media: uvcvideo: Apply flags from device to actual properties")
https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master
in testcase: netperf
with following parameters:
ip: ipv4
runtime: 300s
nr_threads: 1
cluster: cs-localhost
test: SCTP_STREAM
cpufreq_governor: performance
test-description: Netperf is a benchmark that can be use to measure various aspect of networking performance.
test-url: http://www.netperf.org/netperf/
on test machine: 4 threads Intel(R) Core(TM) i5-3317U CPU @ 1.70GHz with 4G memory
caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace):
[ 76.108373] uvcvideo: Failed to query (GET_INFO) UVC control 11 on unit 1: -32 (exp. 1).
To reproduce:
git clone https://github.com/intel/lkp-tests.git
cd lkp-tests
bin/lkp install job.yaml # job file is attached in this email
bin/lkp run job.yaml
Thanks,
Xiaolong
Hello,
On Friday, 16 March 2018 04:00:39 EET kernel test robot wrote:
> FYI, we noticed the following commit (built with gcc-7):
>
> commit: 859086ae3636eae0bf9f0fbbce2daf4d41ae9474 ("media: uvcvideo: Apply
> flags from device to actual properties")
> https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master
>
> in testcase: netperf
> with following parameters:
>
> ip: ipv4
> runtime: 300s
> nr_threads: 1
> cluster: cs-localhost
> test: SCTP_STREAM
> cpufreq_governor: performance
>
> test-description: Netperf is a benchmark that can be use to measure various
> aspect of networking performance. test-url: http://www.netperf.org/netperf/
>
>
> on test machine: 4 threads Intel(R) Core(TM) i5-3317U CPU @ 1.70GHz with 4G
> memory
>
> caused below changes (please refer to attached dmesg/kmsg for entire
> log/backtrace):
>
>
> [ 76.108373] uvcvideo: Failed to query (GET_INFO) UVC control 11 on unit
> 1: -32 (exp. 1).
Just for the record, Kieran is working on this.
> To reproduce:
>
> git clone https://github.com/intel/lkp-tests.git
> cd lkp-tests
> bin/lkp install job.yaml # job file is attached in this email
> bin/lkp run job.yaml
--
Regards,
Laurent Pinchart