Bug 553153 - Cannot enter into S3/S4 due to khungtaskd cannot be stopped
Summary: Cannot enter into S3/S4 due to khungtaskd cannot be stopped
Keywords:
Status: CLOSED DUPLICATE of bug 550014
Alias: None
Product: Red Hat Enterprise Linux 5
Classification: Red Hat
Component: kernel
Version: 5.5
Hardware: All
OS: Linux
medium
medium
Target Milestone: rc
: ---
Assignee: John Feeney
QA Contact: Red Hat Kernel QE team
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2010-01-07 09:21 UTC by Yolkfull Chow
Modified: 2013-01-10 07:18 UTC (History)
1 user (show)

Fixed In Version:
Doc Type: Bug Fix
Doc Text:
Clone Of:
Environment:
Last Closed: 2010-02-02 15:45:16 UTC
Target Upstream Version:
Embargoed:


Attachments (Terms of Use)

Description Yolkfull Chow 2010-01-07 09:21:03 UTC
Description of problem:
S3/S4 will failed due to following error messages found in dmesg:

---
Enabling non-boot CPUs ...
SMP alternatives: switching to SMP code
Booting processor 1/2 APIC 0x1
Initializing CPU#1
Calibrating delay using timer specific routine.. 5984.26 BogoMIPS (lpj=2992132)
CPU: L1 I cache: 32K, L1 D cache: 32K
CPU: L2 cache: 6144K
CPU: Physical Processor ID: 0
CPU: Processor Core ID: 1
Intel(R) Core(TM)2 Duo CPU     E8400  @ 3.00GHz stepping 0a
kvm: enabling virtualization on CPU1
CPU1 is up
Disabling non-boot CPUs ...
kvm: disabling virtualization on CPU1
CPU 1 is now offline
SMP alternatives: switching to UP code
CPU1 is down
Stopping tasks: ================================================================================================================================================
 stopping tasks timed out after 120 seconds (1 tasks remaining):
  khungtaskd
Restarting tasks...<6> Strange, khungtaskd not stopped
 done
Enabling non-boot CPUs ...
SMP alternatives: switching to SMP code
Booting processor 1/2 APIC 0x1
Initializing CPU#1
Calibrating delay using timer specific routine.. 5984.14 BogoMIPS (lpj=2992071)
CPU: L1 I cache: 32K, L1 D cache: 32K
CPU: L2 cache: 6144K
CPU: Physical Processor ID: 0
CPU: Processor Core ID: 1
Intel(R) Core(TM)2 Duo CPU     E8400  @ 3.00GHz stepping 0a
kvm: enabling virtualization on CPU1
CPU1 is up
---

Should be REGRESSION since cannot reproduce this on 2.6.18-162.el5.

Version-Release number of selected component (if applicable):
2.6.18-183.el5

How reproducible:
Everytime

Steps to Reproduce:
1. echo mem > /sys/power/state (or echo disk > /sys/power/state )
2.
3.
  
Actual results:
S3/S4 failed

Expected results:
should be able to enter into S3/S4

Additional info:

Comment 1 Matthew Garrett 2010-02-02 15:45:16 UTC

*** This bug has been marked as a duplicate of bug 550014 ***


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