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SubjectRe: WARNING: CPU: 0 PID: 0 at net/sched/sch_generic.c:264 dev_watchdog+0x276/0x280()
On 18.02.2014 11:15, poma wrote:
>
> Ahoy!
>
> Debugging S3 aka suspend produces 'WARNINGS':
>
> Steps to Reproduce:
> # echo core > /sys/power/pm_test
> # cat /sys/power/pm_test
> none [core] processors platform devices freezer
> # echo mem > /sys/power/state
> Results:
> - dmesg-3.14.0-0.rc3.git0.1.fc21.x86_64+debug-pm_test-core.diff
> https://bugzilla.redhat.com/attachment.cgi?id=864436
>
> Steps to Reproduce:
> # echo processors > /sys/power/pm_test
> # cat /sys/power/pm_test
> none core [processors] platform devices freezer
> # echo mem > /sys/power/state
> Results:
> - dmesg-3.14.0-0.rc3.git0.1.fc21.x86_64+debug-pm_test-processors.diff
> https://bugzilla.redhat.com/attachment.cgi?id=864438
>
> Steps to Reproduce:
> # echo platform > /sys/power/pm_test
> # cat /sys/power/pm_test
> none core processors [platform] devices freezer
> # echo mem > /sys/power/state
> Results:
> - dmesg-3.14.0-0.rc3.git0.1.fc21.x86_64+debug-pm_test-platform.diff
> https://bugzilla.redhat.com/attachment.cgi?id=864439
>
> RHBZ 1010764:
> "[abrt] NETDEV WATCHDOG: em1 (e1000e): transmit queue 0 timed out"
> https://bugzilla.redhat.com/show_bug.cgi?id=1010764
>
> Tested with Rawhide 'kernel-debug-3.14.0-0.rc3.git0.1.fc21.x86_64'
> http://koji.fedoraproject.org/koji/buildinfo?buildID=498711

A comparison of 'RealTek RTL-8169 GE' & 'SysKonnect GE'

Debugging S3 - core:
# echo core > /sys/power/pm_test
# echo mem > /sys/power/state
RTL8169:
- dmesg-3.14.0-0.rc3.git2.1.fc21.x86_64-r8169-pm_test-core.diff
https://bugzilla.redhat.com/attachment.cgi?id=864959
SKGE:
- dmesg-3.14.0-0.rc3.git2.1.fc21.x86_64-skge-pm_test-core.diff
https://bugzilla.redhat.com/attachment.cgi?id=864960

Debugging S3 - processors:
# echo processors > /sys/power/pm_test
# echo mem > /sys/power/state
RTL8169:
- dmesg-3.14.0-0.rc3.git2.1.fc21.x86_64-r8169-pm_test-processors.diff
https://bugzilla.redhat.com/attachment.cgi?id=864961
SKGE:
- dmesg-3.14.0-0.rc3.git2.1.fc21.x86_64-skge-pm_test-processors.diff
https://bugzilla.redhat.com/attachment.cgi?id=864962

Debugging S3 - platform:
# echo platform > /sys/power/pm_test
# echo mem > /sys/power/state
RTL8169:
- dmesg-3.14.0-0.rc3.git2.1.fc21.x86_64-r8169-pm_test-platform.diff
https://bugzilla.redhat.com/attachment.cgi?id=864963
SKGE:
- dmesg-3.14.0-0.rc3.git2.1.fc21.x86_64-skge-pm_test-platform.diff
https://bugzilla.redhat.com/attachment.cgi?id=864964

RHBZ
https://bugzilla.redhat.com/show_bug.cgi?id=1010764

Tested with Rawhide ' kernel-3.14.0-0.rc3.git2.1.fc21.x86_64'
http://koji.fedoraproject.org/koji/buildinfo?buildID=499061


poma



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