Bug 142167

Summary: [RHEL4][Diskdump] smp_call_function issue
Product: Red Hat Enterprise Linux 4 Reporter: Yuuichi Nagahama <nagahama>
Component: netdumpAssignee: Tatsuo Uchida <tuchida>
Status: CLOSED ERRATA QA Contact: David Lawrence <dkl>
Severity: medium Docs Contact:
Priority: medium    
Version: 4.0CC: aimamura, akiyama.nobuyuk, bugproxy, davej, dsteklof, indou.takao, kenistoj, kimura, linux-scsi, makita, mayuzumi.masa, nagahama, ntachino, tatsu-ab1, tburke, tuchida, watanabe.mas-20
Target Milestone: ---   
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2005-06-08 15:13:04 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
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Description Flags
ppc64 support for dump_smp_call_function(), v1
none
dump_smp_call_function(i386 and x86-64 ) none

Description Yuuichi Nagahama 2004-12-07 19:43:17 UTC 
Description of problem:
When panic occurs, diskdump stalls before printing any messages on 
console.
RHEL4 has the same issue as BZ#138815.

Version-Release number of selected component (if applicable):
RHEL4 Beta2

How reproducible: Sometimes

Steps to Reproduce:
1. Set up diskdump with dump device on megaraid2.o
2. Put I/O load on the disk in which dump device is included
3. Crash kernel by SysRq+c
  
Actual results:After oops message, no diskdump related message
is printed on console.



Expected results:The message below follows oops message:
 CPU frozen: #0#1#2#3
 CPU#0 is executing diskdump.
 start dumping
 check dump partition
 ...



Additional info:
Comment 1 Daniel Stekloff 2004-12-15 19:36:11 UTC 
Created attachment 108645 [details]
ppc64 support for dump_smp_call_function(), v1

Here's ppc64 support for the dump_smp_call_function() for RHEL4.
Comment 2 Tim Burke 2005-01-18 19:29:00 UTC 
Comments from meeting we are having with the Fujitsu team:  Tatsu is currently
working on a RHEL3 based resolution to this problem. Pending successful review
there, he will port to RHEL4.
Comment 3 Kazuko Kimura 2005-01-21 11:47:13 UTC 
Created attachment 110047 [details]
dump_smp_call_function(i386 and x86-64 )

This patch is for i386 and x86-64 for dump_smp_call_function(), v3.
Comment 4 Tatsuo Uchida 2005-02-03 19:55:34 UTC 
The patches were posted to rhkernel-list.
Comment 5 Yuuichi Nagahama 2005-03-03 20:53:20 UTC 
The all of patches Tatsuo posted are incorporated in 2.6.9-6.18.EL on 3/3.
Comment 6 Tim Powers 2005-06-08 15:13:05 UTC 
An advisory has been issued which should help the problem
described in this bug report. This report is therefore being
closed with a resolution of ERRATA. For more information
on the solution and/or where to find the updated files,
please follow the link below. You may reopen this bug report
if the solution does not work for you.

http://rhn.redhat.com/errata/RHSA-2005-420.html