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Issue 642968 link

Starred by 2 users

Issue metadata

Status: WontFix
Owner:
Closed: Jan 18
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Chrome
Pri: 1
Type: Bug



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[Minnie] kernel crash encountered if resume from suspend with powerd_dbus_suspend in VT2

Project Member Reported by helenzhang@google.com, Aug 31 2016

Issue description

ChromeOS: 8743.5.0, 54.0.2840.7

What steps will reproduce the problem?
(1) Sign in 
(2) Ctr-Alt-F2( VT2) 
(3) Run "powerd_dbus_suspend" 

What is the expected output? 
No crash 

What do you see instead?
- frecon kernel crash 
- VT2 no longer works afterward 

Reproducible rate: 2/2 

Crash report:
https://crash.corp.google.com/browse?stbtiq=7fe0a0d100000000
https://crash.corp.google.com/browse?stbtiq=551de0d100000000

Feedback report:
http://feedback/#/Report/19366141332
 
missing step 4: press any key to resume 
chronos@localhost / $ tail /var/log/messages 
2016-08-31T15:42:10.517635-07:00 NOTICE kernel: [  222.673500] audit: type=1400 audit(1472683330.500:296): avc:  denied  { ioctl } for  pid=4060 comm="netfilter-queue" path="socket:[72896]" dev="sockfs" ino=72896 ioctlcmd=8910 scontext=u:r:chromeos:s0 tcontext=u:r:chromeos:s0 tclass=unix_dgram_socket permissive=1
2016-08-31T15:42:26.885448-07:00 INFO laptop-mode[15392]: Laptop mode 
2016-08-31T15:42:26.888408-07:00 INFO laptop-mode[15393]: enabled, 
2016-08-31T15:42:26.890851-07:00 INFO laptop-mode[15394]: not active [unchanged]
2016-08-31T15:42:31.727112-07:00 ERR kernel: [  243.881180] rk3288-dmc ff610000.dmc: timeout before pausing cpus
2016-08-31T15:42:31.727172-07:00 ERR kernel: [  243.881230] rk3288-dmc ff610000.dmc: failed to change dmc freq
2016-08-31T15:42:37.577098-07:00 ERR kernel: [  249.734520] rk3288-dmc ff610000.dmc: pause cpu 0 timeout
2016-08-31T15:42:37.577161-07:00 ERR kernel: [  249.734570] rk3288-dmc ff610000.dmc: failed to change dmc freq
2016-08-31T15:42:41.517118-07:00 ERR kernel: [  253.670379] rk3288-dmc ff610000.dmc: timeout after pausing cpus
2016-08-31T15:42:41.517188-07:00 ERR kernel: [  253.670496] rk3288-dmc ff610000.dmc: failed to change dmc freq

Comment 3 by kalin@google.com, Sep 1 2016

Labels: Stability-Crash kernel_crash
Summary: [Minnie] kernel crash encountered if resume from suspend with powerd_dbus_suspend in VT2 (was: [Minnie] frecon crash encountered if powerd_dbus_suspend in VT2 )
Helen,
Can you reproduce this issue when suspending from crosh shell terminal in browser?
How about regular suspend(set short suspend timeout)?
Close lid to suspend and open?
Project Member

Comment 4 by sheriffbot@chromium.org, Sep 1 2016

Labels: Hotlist-Google
The issue is not reproducible from crosh shell terminal in browser or close lid/open lid in main screen (VT1). 

The issue is reproducible in VT2 if close lid > open lid > go to VT1 (ctr-alt-F1). 
crash: https://crash.corp.google.com/browse?stbtiq=fccf5a6500000000


Comment 6 by ka...@chromium.org, Sep 1 2016

Labels: -Pri-2 Pri-1
Pri-1 for Kernel crash. Non-blocking as corner case scenarios only.
Cc: dbehr@chromium.org dbasehore@chromium.org tfiga@chromium.org seanpaul@chromium.org
Components: -OS>Kernel OS>Kernel>Power OS>Kernel>Display
Owner: dbasehore@chromium.org
Status: Assigned (was: Untriaged)
+dbasehore for dmc
+dbehr for frecon

Comment 8 by tbroch@chromium.org, Jan 18 (5 days ago)

Status: WontFix (was: Assigned)
Assuming these are obsolete given their idle status.  Re-open if you disagree

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