Bug 718819

Summary: [abrt] kernel: WARNING: at drivers/pci/dmar.c:634 warn_invalid_dmar+0x7d/0x8d(): TAINTED -----------I
Product: [Fedora] Fedora Reporter: Rakesh Jain <net.subscription>
Component: kernelAssignee: Kernel Maintainer List <kernel-maint>
Status: CLOSED CANTFIX QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: unspecified Docs Contact:
Priority: unspecified    
Version: 15CC: bugzilla, didier.garde, gansalmon, itamar, jonathan, kernel-maint, madhu.chinakonda
Target Milestone: ---   
Target Release: ---   
Hardware: x86_64   
OS: Unspecified   
Whiteboard: abrt_hash:71c28bd3565faa12162df3e9d46d168a48e41544
Fixed In Version: Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2011-10-12 14:39:47 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:

Description Rakesh Jain 2011-07-04 20:23:59 UTC 
abrt version: 2.0.3
architecture:   x86_64
cmdline:        ro root=/dev/mapper/VolGroup-lv_root rd_LVM_LV=VolGroup/lv_root rd_LVM_LV=VolGroup/lv_swap rd_NO_LUKS rd_NO_MD rd_NO_DM LANG=en_US.UTF-8 SYSFONT=latarcyrheb-sun16 KEYTABLE=us rhgb quiet
comment:        I am not sure how it happened !!
component:      kernel
kernel:         2.6.38.8-32.fc15.x86_64
kernel_tainted: 2048
kernel_tainted_long: Working around severe firmware bug.
os_release:     Fedora release 15 (Lovelock)
package:        kernel
reason:         WARNING: at drivers/pci/dmar.c:634 warn_invalid_dmar+0x7d/0x8d()
time:           Sat Jun 25 23:38:42 2011

backtrace:
:WARNING: at drivers/pci/dmar.c:634 warn_invalid_dmar+0x7d/0x8d()
:Hardware name:         
:Your BIOS is broken; DMAR reported at address feb00000 returns all ones!
:BIOS vendor: Intel Corp.; Ver: DPP3510J.86A.0293.2007.1002.1519; Product Version:         
:Modules linked in:
:Pid: 0, comm: swapper Not tainted 2.6.38.8-32.fc15.x86_64 #1
:Call Trace:
: [<ffffffff8105511a>] warn_slowpath_common+0x83/0x9b
: [<ffffffff8105518d>] warn_slowpath_fmt_taint+0x3f/0x41
: [<ffffffff81b6ddb3>] ? __early_set_fixmap+0x8e/0x94
: [<ffffffff8102a424>] ? _paravirt_ident_64+0x9/0xe
: [<ffffffff81256b46>] warn_invalid_dmar+0x7d/0x8d
: [<ffffffff81b6e1df>] ? early_iounmap+0xc9/0x112
: [<ffffffff81b88e7d>] check_zero_address+0xb7/0xf6
: [<ffffffff8147e0ee>] ? _etext+0x0/0x2
: [<ffffffff81b88ed2>] detect_intel_iommu+0x16/0xae
: [<ffffffff81b5fded>] pci_iommu_alloc+0x44/0x6e
: [<ffffffff81b6db7e>] mem_init+0x19/0xec
: [<ffffffff81b58a3d>] start_kernel+0x200/0x3fe
: [<ffffffff81b582c4>] x86_64_start_reservations+0xaf/0xb3
: [<ffffffff81b58140>] ? early_idt_handler+0x0/0x71
: [<ffffffff81b583cf>] x86_64_start_kernel+0x107/0x116
Comment 1 Gerhard 2011-08-02 22:53:59 UTC 
Package: kernel
Architecture: x86_64
OS Release: Fedora release 15 (Lovelock)

Comment
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Just found in BugTracker.
Comment 2 Did 2011-10-12 07:15:40 UTC 
Package: kernel
Architecture: x86_64
OS Release: Fedora release 16 (Verne)

Comment
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At the start
Comment 3 Dave Jones 2011-10-12 14:39:47 UTC 
"Your BIOS is broken"