On Thu, 2020-07-02 at 21:12 +0800, Kai-Heng Feng wrote:
> On Jul 2, 2020, at 20:20, Zhang Rui <rui.zhang(a)intel.com>
wrote:
>
> Hi, all,
>
> This patch has been shipped in 5.8-rc1 with its upstream commit id
> 0c80cdbf3320. And we observed big drop of suspend quality.
>
> Previously, we have run into this "e1000e Hardware Error" issue,
> occasionally. But now, on a NUC I have, system suspend-to-mem fails
> within 10 suspend cycles in most cases, but won't work again until
> a reboot.
>
https://bugzilla.kernel.org/show_bug.cgi?id=205015
>
> IMO, this is a regression, and we need to find a way to fix it.
Should be fixed by
https://lore.kernel.org/lkml/20200618065453.12140-1-aaron.ma@canonical.com/
Great, I will give it a try and update later.
thanks,
rui
Kai-Heng
>
> thanks,
> rui
>
>
> On Sat, 2020-05-23 at 20:20 +0800, Kai-Heng Feng wrote:
> > [+Cc intel-wired-lan]
> >
> > > On May 21, 2020, at 13:27, kernel test robot <
> > > rong.a.chen(a)intel.com
> > > > wrote:
> > >
> > > Greeting,
> > >
> > > FYI, we noticed the following commit (built with gcc-7):
> > >
> > > commit: e86e383f2854234129c66e90f84ac2c74b2b1828 ("e1000e: Warn
> > > if
> > > disabling ULP failed")
> > >
>
>
https://git.kernel.org/cgit/linux/kernel/git/jkirsher/next-queue.git
> > > dev-queue
> >
> > kern :warn : [ 240.884667] e1000e 0000:00:19.0 eth0: Failed to
> > disable ULP
> > kern :info : [ 241.896122] asix 2-3:1.0 eth1: link up,
> > 100Mbps,
> > full-duplex, lpa 0xC1E1
> > kern :err : [ 242.269348] e1000e 0000:00:19.0 eth0: Hardware
> > Error
> > kern :info : [ 242.772702] e1000e 0000:00:19.0:
> > pci_pm_resume+0x0/0x80 returned 0 after 2985422 usecs
> >
> > So the patch does catch issues previously ignored.
> >
> > I wonder what's the next move, maybe increase the ULP timeout
> > again?
> >
> > Kai-Heng
> >
> > > in testcase: suspend-stress
> > > with following parameters:
> > >
> > > mode: mem
> > > iterations: 10
> > >
> > >
> > >
> > > on test machine: 4 threads Broadwell with 8G 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(a)intel.com>
> > >
> > > SUSPEND RESUME TEST STARTED
> > > Suspend to mem 1/10:
> > > /usr/bin/wget -q --timeout=1800 --tries=1 --local-encoding=UTF-
> > > 8
> > >
http://inn:80/~lkp/cgi-bin/lkp-jobfile-append-var?job_file=/lkp/jobs/sche...
> > > -O /dev/null
> > > Done
> > > Sleep for 10 seconds
> > > Suspend to mem 2/10:
> > > /usr/bin/wget -q --timeout=1800 --tries=1 --local-encoding=UTF-
> > > 8
> > >
http://inn:80/~lkp/cgi-bin/lkp-jobfile-append-var?job_file=/lkp/jobs/sche...
> > > -O /dev/null
> > > Done
> > > Sleep for 10 seconds
> > > Suspend to mem 3/10:
> > > /usr/bin/wget -q --timeout=1800 --tries=1 --local-encoding=UTF-
> > > 8
> > >
http://inn:80/~lkp/cgi-bin/lkp-jobfile-append-var?job_file=/lkp/jobs/sche...
> > > -O /dev/null
> > > Done
> > > Sleep for 10 seconds
> > > Suspend to mem 4/10:
> > > /usr/bin/wget -q --timeout=1800 --tries=1 --local-encoding=UTF-
> > > 8
> > >
http://inn:80/~lkp/cgi-bin/lkp-jobfile-append-var?job_file=/lkp/jobs/sche...
> > > -O /dev/null
> > > Done
> > > Sleep for 10 seconds
> > > Suspend to mem 5/10:
> > > /usr/bin/wget -q --timeout=1800 --tries=1 --local-encoding=UTF-
> > > 8
> > >
http://inn:80/~lkp/cgi-bin/lkp-jobfile-append-var?job_file=/lkp/jobs/sche...
> > > -O /dev/null
> > > Done
> > > Sleep for 10 seconds
> > > Suspend to mem 6/10:
> > > /usr/bin/wget -q --timeout=1800 --tries=1 --local-encoding=UTF-
> > > 8
> > >
http://inn:80/~lkp/cgi-bin/lkp-jobfile-append-var?job_file=/lkp/jobs/sche...
> > > -O /dev/null
> > > Failed
> > >
> > >
> > >
> > > 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,
> > > Rong Chen
> > >
> > > <config-5.7.0-rc4-01618-ge86e383f28542><job-
> > > script.txt><kmsg.xz><suspend-stress.txt><job.yaml>
> >
> >