Bug 296635

Summary:	gentoo-sources-2.6.32 DRHD: handling fault status reg 3
Product:	Gentoo Linux	Reporter:	Gene Seto <geneseto>
Component:	[OLD] Core system	Assignee:	Gentoo Kernel Bug Wranglers and Kernel Maintainers <kernel>
Status:	RESOLVED UPSTREAM
Severity:	major
Priority:	High
Version:	unspecified
Hardware:	All
OS:	Linux
URL:	https://bugzilla.redhat.com/show_bug.cgi?id=538163
Whiteboard:
Package list:		Runtime testing required:	---

Description Gene Seto 2009-12-12 17:10:21 UTC

Running on a Lenovo x200s and after boot up the system is choppy and lots of faults are written to dmesg

Reproducible: Always

Steps to Reproduce:
1. Boot into 2.6.32
2. Watch dmesg
3. System will eventually hard lock

Actual Results:  
System feels choppy and eventually hard locks

Expected Results:  
No hard lock or choppiness

Created to follow https://bugzilla.redhat.com/show_bug.cgi?id=538163
This person also seems to see the same problems
http://forums.gentoo.org/viewtopic-p-6093862.html
Temporary fix is to add intel_iommu=igfx_off to boot

Comment 1 Mike Pagano gentoo-dev

2010-02-05 01:17:21 UTC

Thanks, we'll watch the upstream bug and take any actions as necessary.