Bug 608146

Summary: [RHEL6] ahci: fail during IDENTIFY
Product: Red Hat Enterprise Linux 6 Reporter: Aristeu Rozanski <arozansk>
Component: kernelAssignee: John Feeney <jfeeney>
Status: CLOSED CURRENTRELEASE QA Contact: Evan McNabb <emcnabb>
Severity: medium Docs Contact:
Priority: low    
Version: 6.0CC: jfeeney
Target Milestone: rc   
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2010-11-11 16:13:57 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:
Attachments:
Description Flags
console log from amd-pence-01.lab.bos.redhat.com
none
console log from intel-mccreary-02.lab.bos.redhat.com none

Description Aristeu Rozanski 2010-06-25 19:46:10 UTC 
Created attachment 426973 [details]
console log from amd-pence-01.lab.bos.redhat.com

Description of problem:
on a test kernel with
   http://patchwork.usersys.redhat.com/patch/26073/
during boot time:
Uniform CD-ROM driver Revision: 3.20
sr1: scsi-1 drive
ata2.00: qc timeout (cmd 0xec)
ata2.00: failed to IDENTIFY (I/O error, err_mask=0x4)
ata4.00: qc timeout (cmd 0xa1)
ata4.00: failed to IDENTIFY (I/O error, err_mask=0x4)
ata2: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
ata4: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
ata2.00: qc timeout (cmd 0xec)
ata2.00: failed to IDENTIFY (I/O error, err_mask=0x4)
ata2: limiting SATA link speed to 1.5 Gbps
ata4.00: qc timeout (cmd 0xa1)
ata4.00: failed to IDENTIFY (I/O error, err_mask=0x4)
ata4: limiting SATA link speed to 1.5 Gbps
ata2: SATA link up 1.5 Gbps (SStatus 113 SControl 310)
ata4: SATA link up 1.5 Gbps (SStatus 113 SControl 310)
ata2.00: qc timeout (cmd 0xec)
ata2.00: failed to IDENTIFY (I/O error, err_mask=0x4)
ata4.00: qc timeout (cmd 0xa1)
ata4.00: failed to IDENTIFY (I/O error, err_mask=0x4)
ata2: SATA link up 1.5 Gbps (SStatus 113 SControl 310)
ata4: SATA link up 1.5 Gbps (SStatus 113 SControl 310)

which results on the root fs not being mounted.

Version-Release number of selected component (if applicable):
2.6.32-38-pre

How reproducible:
unknown
machines:
amd-pence-01.lab.bos.redhat.com and intel-mccreary-02.lab.bos.redhat.com
Comment 1 Aristeu Rozanski 2010-06-25 19:46:41 UTC 
Created attachment 426974 [details]
console log from intel-mccreary-02.lab.bos.redhat.com
Comment 2 Matthew Garrett 2010-06-25 19:50:58 UTC 
Upstream backport managed to result in a hunk ending up in the wrong place.
Comment 4 Matthew Garrett 2010-06-25 19:57:35 UTC 
Posted to rhkernel-list
Comment 5 RHEL Program Management 2010-06-25 20:02:53 UTC 
This request was evaluated by Red Hat Product Management for inclusion in a Red
Hat Enterprise Linux major release.  Product Management has requested further
review of this request by Red Hat Engineering, for potential inclusion in a Red
Hat Enterprise Linux Major release.  This request is not yet committed for
inclusion.
Comment 6 Aristeu Rozanski 2010-07-01 16:25:31 UTC 
Patch(es) available on kernel-2.6.32-42.el6
Comment 10 releng-rhel@redhat.com 2010-11-11 16:13:57 UTC 
Red Hat Enterprise Linux 6.0 is now available and should resolve
the problem described in this bug report. This report is therefore being closed
with a resolution of CURRENTRELEASE. You may reopen this bug report if the
solution does not work for you.