Bug 1440706

Summary: reboot hangs on rhel6 machine types (~1/20 times)
Product: Red Hat Enterprise Linux 7 Reporter: Jaroslav Reznik <jreznik>
Component: seabiosAssignee: Gerd Hoffmann <kraxel>
Status: CLOSED ERRATA QA Contact: Virtualization Bugs <virt-bugs>
Severity: unspecified Docs Contact:
Priority: high    
Version: 7.4CC: chayang, dgilbert, hhuang, juzhang, knoel, michen, mrezanin, mtessun, virt-maint, xfu
Target Milestone: rcKeywords: ZStream
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard:
Fixed In Version: seabios-1.9.1-5.el7_3.3 Doc Type: If docs needed, set a value
Doc Text:
Story Points: ---
Clone Of: 1428347 Environment:
Last Closed: 2017-05-25 15:53:54 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:
Bug Depends On: 1428347    
Bug Blocks:    

Description Jaroslav Reznik 2017-04-10 10:25:59 UTC
This bug has been copied from bug #1428347 and has been proposed
to be backported to 7.3 z-stream (EUS).

Comment 4 Gerd Hoffmann 2017-04-12 06:36:54 UTC
backport posted.

Comment 5 Miroslav Rezanina 2017-05-11 09:00:05 UTC
Fix included in seabios-1.9.1-5.el7_3.3

Comment 7 FuXiangChun 2017-05-12 10:17:02 UTC
According to test method https://bugzilla.redhat.com/show_bug.cgi?id=1428347#c13.

Verified this bug with seabios-1.9.1-5.el7_3.3.x86_64 & qemu-kvm-rhev-2.6.0-28.el7_3.9.x86_64. 

Test scenarios and result:

-----------------------------------------------------------
|   guest |machine type          | reboot times| result   | 
-----------------------------------------------------------
|rhel7.3.z| rhel6.6.0            | 400         |   work   | 
-----------------------------------------------------------
|rhel7.3.z| pc-i440fx-rhel7.3.0  | 400         |   work   |
-----------------------------------------------------------
|win10-64 | rhel6.6.0            | 100         |   work   | 
-----------------------------------------------------------
|win10-64 | pc-i440fx-rhel7.3.0  | 100         |   work   |  
-----------------------------------------------------------

I am doing regression testing by a test run.  and will update result to bz later.

Comment 10 errata-xmlrpc 2017-05-25 15:53:54 UTC
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.

For information on the advisory, and where to find the updated
files, follow the link below.

If the solution does not work for you, open a new bug report.

https://access.redhat.com/errata/RHBA-2017:1319