Bug 486499

Summary: mtrr issues - Xorg: conflicting memory types ... uncached minus<->write-combining
Product: [Fedora] Fedora Reporter: Bill Nottingham <notting>
Component: kernelAssignee: Kernel Maintainer List <kernel-maint>
Status: CLOSED DUPLICATE QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: medium Docs Contact:
Priority: low    
Version: rawhideCC: kernel-maint, quintela, rvokal
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Hardware: All   
OS: Linux   
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Fixed In Version: Doc Type: Bug Fix
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Last Closed: 2009-02-21 06:39:34 UTC Type: ---
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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X log none

Description Bill Nottingham 2009-02-20 00:48:31 UTC
Created attachment 332658 [details]
X log

Description of problem:

Xorg:2677 conflicting memory types d0000000-e0000000 uncached-minus<->write-combining
reserve_memtype failed 0xd0000000-0xe0000000, track uncached-minus, req uncached-minus
Xorg:2677 conflicting memory types d0000000-e0000000 uncached-minus<->write-combining
reserve_memtype failed 0xd0000000-0xe0000000, track uncached-minus, req uncached-minus
Xorg:2677 conflicting memory types d0000000-e0000000 uncached-minus<->write-combining
reserve_memtype failed 0xd0000000-0xe0000000, track uncached-minus, req uncached-minus
Xorg:2677 conflicting memory types d0000000-e0000000 uncached-minus<->write-combining
reserve_memtype failed 0xd0000000-0xe0000000, track uncached-minus, req uncached-minus
Xorg:2690 freeing invalid memtype d0000000-e0000000
Xorg:2677 conflicting memory types d0000000-e0000000 uncached-minus<->write-combining
reserve_memtype failed 0xd0000000-0xe0000000, track uncached-minus, req uncached-minus
Xorg:2691 freeing invalid memtype d0000000-e0000000
Xorg:2677 conflicting memory types d0000000-e0000000 uncached-minus<->write-combining
reserve_memtype failed 0xd0000000-0xe0000000, track uncached-minus, req uncached-minus
Xorg:2692 freeing invalid memtype d0000000-e0000000

00:00.0 Host bridge: Intel Corporation Mobile 945GM/PM/GMS, 943/940GML and 945GT Express Memory Controller Hub (rev 03)
00:02.0 VGA compatible controller: Intel Corporation Mobile 945GM/GMS, 943/940GML Express Integrated Graphics Controller (rev 03)

/proc/mtrr says:

reg00: base=0x000000000 (    0MB), size= 2048MB, count=1: write-back
reg01: base=0x080000000 ( 2048MB), size= 1024MB, count=1: write-back
reg02: base=0x0bf700000 ( 3063MB), size=    1MB, count=1: uncachable
reg03: base=0x0bf800000 ( 3064MB), size=    8MB, count=1: uncachable
reg04: base=0x0d0000000 ( 3328MB), size=  256MB, count=2: write-combining


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

xorg-x11-server-Xorg-1.5.99.903-3.fc11.x86_64
kernel-2.6.29-0.134.rc5.git2.fc11.x86_64

How reproducible:

Seems pretty consistent, at least as far back as 2.6.29-0.99.rc4.git1.fc11.x86_64

Comment 1 Chuck Ebbert 2009-02-21 06:39:34 UTC

*** This bug has been marked as a duplicate of bug 484682 ***