* [Bug 40752] BUG: unable to handle kernel paging request at bffffc20
2011-08-09 15:11 [Bug 40752] New: BUG: unable to handle kernel paging request at bffffc20 bugzilla-daemon
@ 2011-08-09 17:11 ` bugzilla-daemon
2011-08-09 18:16 ` bugzilla-daemon
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From: bugzilla-daemon @ 2011-08-09 17:11 UTC (permalink / raw)
To: kvm
https://bugzilla.kernel.org/show_bug.cgi?id=40752
Avi Kivity <avi@redhat.com> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |avi@redhat.com
--- Comment #1 from Avi Kivity <avi@redhat.com> 2011-08-09 17:11:23 ---
Hardware information (/proc/cpuinfo)? Is this reproducible?
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^ permalink raw reply [flat|nested] 9+ messages in thread* [Bug 40752] BUG: unable to handle kernel paging request at bffffc20
2011-08-09 15:11 [Bug 40752] New: BUG: unable to handle kernel paging request at bffffc20 bugzilla-daemon
2011-08-09 17:11 ` [Bug 40752] " bugzilla-daemon
@ 2011-08-09 18:16 ` bugzilla-daemon
2011-08-10 13:39 ` bugzilla-daemon
` (5 subsequent siblings)
7 siblings, 0 replies; 9+ messages in thread
From: bugzilla-daemon @ 2011-08-09 18:16 UTC (permalink / raw)
To: kvm
https://bugzilla.kernel.org/show_bug.cgi?id=40752
--- Comment #2 from Philippe Gauthier <philippe.gauthier@deuxpi.ca> 2011-08-09 18:16:25 ---
This system was reinstalled from Ubuntu running kernel 2.6.38 to Debian running
3.0 just the day before the crash happened. I will keep an eye for more
occurrences of the problem.
~$ cat /proc/cpuinfo
processor : 0
vendor_id : GenuineIntel
cpu family : 6
model : 15
model name : Intel(R) Core(TM)2 CPU 6700 @ 2.66GHz
stepping : 6
cpu MHz : 1596.000
cache size : 4096 KB
physical id : 0
siblings : 2
core id : 0
cpu cores : 2
apicid : 0
initial apicid : 0
fdiv_bug : no
hlt_bug : no
f00f_bug : no
coma_bug : no
fpu : yes
fpu_exception : yes
cpuid level : 10
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov
pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe nx lm constant_tsc
arch_perfmon pebs bts aperfmperf pni dtes64 monitor ds_cpl vmx est tm2 ssse3
cx16 xtpr pdcm lahf_lm dts tpr_shadow
bogomips : 5333.78
clflush size : 64
cache_alignment : 64
address sizes : 36 bits physical, 48 bits virtual
power management:
processor : 1
vendor_id : GenuineIntel
cpu family : 6
model : 15
model name : Intel(R) Core(TM)2 CPU 6700 @ 2.66GHz
stepping : 6
cpu MHz : 2667.000
cache size : 4096 KB
physical id : 0
siblings : 2
core id : 1
cpu cores : 2
apicid : 1
initial apicid : 1
fdiv_bug : no
hlt_bug : no
f00f_bug : no
coma_bug : no
fpu : yes
fpu_exception : yes
cpuid level : 10
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov
pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe nx lm constant_tsc
arch_perfmon pebs bts aperfmperf pni dtes64 monitor ds_cpl vmx est tm2 ssse3
cx16 xtpr pdcm lahf_lm dts tpr_shadow
bogomips : 5333.51
clflush size : 64
cache_alignment : 64
address sizes : 36 bits physical, 48 bits virtual
power management:
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^ permalink raw reply [flat|nested] 9+ messages in thread* [Bug 40752] BUG: unable to handle kernel paging request at bffffc20
2011-08-09 15:11 [Bug 40752] New: BUG: unable to handle kernel paging request at bffffc20 bugzilla-daemon
2011-08-09 17:11 ` [Bug 40752] " bugzilla-daemon
2011-08-09 18:16 ` bugzilla-daemon
@ 2011-08-10 13:39 ` bugzilla-daemon
2011-08-15 3:00 ` bugzilla-daemon
` (4 subsequent siblings)
7 siblings, 0 replies; 9+ messages in thread
From: bugzilla-daemon @ 2011-08-10 13:39 UTC (permalink / raw)
To: kvm
https://bugzilla.kernel.org/show_bug.cgi?id=40752
--- Comment #3 from Avi Kivity <avi@redhat.com> 2011-08-10 13:39:24 ---
On 08/09/2011 09:16 PM, bugzilla-daemon@bugzilla.kernel.org wrote:
> https://bugzilla.kernel.org/show_bug.cgi?id=40752
>
>
>
>
>
>
Xiao, any idea?
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^ permalink raw reply [flat|nested] 9+ messages in thread* [Bug 40752] BUG: unable to handle kernel paging request at bffffc20
2011-08-09 15:11 [Bug 40752] New: BUG: unable to handle kernel paging request at bffffc20 bugzilla-daemon
` (2 preceding siblings ...)
2011-08-10 13:39 ` bugzilla-daemon
@ 2011-08-15 3:00 ` bugzilla-daemon
2011-08-15 8:08 ` bugzilla-daemon
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From: bugzilla-daemon @ 2011-08-15 3:00 UTC (permalink / raw)
To: kvm
https://bugzilla.kernel.org/show_bug.cgi?id=40752
--- Comment #4 from Anonymous Emailer <anonymous@kernel-bugs.osdl.org> 2011-08-15 03:00:06 ---
Reply-To: xiaoguangrong@cn.fujitsu.com
On 08/10/2011 09:39 PM, Avi Kivity wrote:
> On 08/09/2011 09:16 PM, bugzilla-daemon@bugzilla.kernel.org wrote:
>> https://bugzilla.kernel.org/show_bug.cgi?id=40752
>>
>>
>>
>>
>>
>>
>
> Xiao, any idea?
>
Sorry, i was on vacation, i'll look at it.
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^ permalink raw reply [flat|nested] 9+ messages in thread* [Bug 40752] BUG: unable to handle kernel paging request at bffffc20
2011-08-09 15:11 [Bug 40752] New: BUG: unable to handle kernel paging request at bffffc20 bugzilla-daemon
` (3 preceding siblings ...)
2011-08-15 3:00 ` bugzilla-daemon
@ 2011-08-15 8:08 ` bugzilla-daemon
2011-08-15 8:10 ` [Bug 40752] New: " Xiao Guangrong
` (2 subsequent siblings)
7 siblings, 0 replies; 9+ messages in thread
From: bugzilla-daemon @ 2011-08-15 8:08 UTC (permalink / raw)
To: kvm
https://bugzilla.kernel.org/show_bug.cgi?id=40752
--- Comment #5 from Anonymous Emailer <anonymous@kernel-bugs.osdl.org> 2011-08-15 08:08:52 ---
Reply-To: xiaoguangrong@cn.fujitsu.com
On 08/09/2011 11:11 PM, bugzilla-daemon@bugzilla.kernel.org wrote:
> _wait_scan]
> Aug 9 01:58:35 gridbug kernel: [294131.197712]
> Aug 9 01:58:35 gridbug kernel: [294131.197715] Pid: 24025, comm: kvm Tainted:
> P W O 3.0.0-1-686-pae #1 Hewlett-Packard HP xw4400 Workstatio
> n/0A68h
> Aug 9 01:58:35 gridbug kernel: [294131.197719] EIP: 0060:[<f9d82788>] EFLAGS:
> 00010246 CPU: 1
> Aug 9 01:58:35 gridbug kernel: [294131.197727] EIP is at
> shadow_walk_okay+0x13/0x4c [kvm]
> Aug 9 01:58:35 gridbug kernel: [294131.197729] EAX: f2265de4 EBX: bffffc20
> ECX: 00000001 EDX: 00000000
> Aug 9 01:58:35 gridbug kernel: [294131.197731] ESI: 00000000 EDI: 00000000
> EBP: 00000006 ESP: f2265d10
> Aug 9 01:58:35 gridbug kernel: [294131.197733] DS: 007b ES: 007b FS: 00d8 GS:
> 00e0 SS: 0068
> Aug 9 01:58:35 gridbug kernel: [294131.197738] 0010a867 00000000 f9d894c0
> 00000006 eadc00a8 ead940e0 02b84798 00000007
> Aug 9 01:58:35 gridbug kernel: [294131.197744] 0000000f 00000002 00000000
> 00000001 ead95601 00000001 00000004 00000000
> Aug 9 01:58:35 gridbug kernel: [294131.197749] 00000001 0000bdbe 00000000
> 0000a1b8 00000000 1aa96867 80000000 0bdbe867
> Aug 9 01:58:35 gridbug kernel: [294131.197763] [<f9d894c0>] ?
> paging64_page_fault+0x435/0x68b [kvm]
> Aug 9 01:58:35 gridbug kernel: [294131.197768] [<f9da9303>] ?
> vmx_get_rflags+0x20/0x4a [kvm_intel]
> Aug 9 01:58:35 gridbug kernel: [294131.197777] [<f9d84c46>] ?
> kvm_mmu_page_fault+0xf/0x5e [kvm]
> Aug 9 01:58:35 gridbug kernel: [294131.197781] [<f9daadfe>] ?
> handle_exception+0x146/0x2bb [kvm_intel]
> Aug 9 01:58:35 gridbug kernel: [294131.197785] [<f9dab196>] ?
> vmx_handle_exit+0x1cb/0x1eb [kvm_intel]
> Aug 9 01:58:35 gridbug kernel: [294131.197793] [<f9d81e59>] ?
> kvm_arch_vcpu_ioctl_run+0x9fe/0xc37 [kvm]
> Aug 9 01:58:35 gridbug kernel: [294131.197797] [<f9da90f7>] ?
> vmcs_read64+0x17/0x20 [kvm_intel]
> Aug 9 01:58:35 gridbug kernel: [294131.197802] [<c1029d0c>] ?
> should_resched+0x5/0x1f
>
Hi Philippe,
The log looks little strange, could you test it using upstream code and
show us your .config file, the steps to trigger please?
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^ permalink raw reply [flat|nested] 9+ messages in thread* Re: [Bug 40752] New: BUG: unable to handle kernel paging request at bffffc20
2011-08-09 15:11 [Bug 40752] New: BUG: unable to handle kernel paging request at bffffc20 bugzilla-daemon
` (4 preceding siblings ...)
2011-08-15 8:08 ` bugzilla-daemon
@ 2011-08-15 8:10 ` Xiao Guangrong
2012-05-12 13:55 ` [Bug 40752] " bugzilla-daemon
2012-05-12 13:55 ` bugzilla-daemon
7 siblings, 0 replies; 9+ messages in thread
From: Xiao Guangrong @ 2011-08-15 8:10 UTC (permalink / raw)
To: bugzilla-daemon; +Cc: kvm
On 08/09/2011 11:11 PM, bugzilla-daemon@bugzilla.kernel.org wrote:
> _wait_scan]
> Aug 9 01:58:35 gridbug kernel: [294131.197712]
> Aug 9 01:58:35 gridbug kernel: [294131.197715] Pid: 24025, comm: kvm Tainted:
> P W O 3.0.0-1-686-pae #1 Hewlett-Packard HP xw4400 Workstatio
> n/0A68h
> Aug 9 01:58:35 gridbug kernel: [294131.197719] EIP: 0060:[<f9d82788>] EFLAGS:
> 00010246 CPU: 1
> Aug 9 01:58:35 gridbug kernel: [294131.197727] EIP is at
> shadow_walk_okay+0x13/0x4c [kvm]
> Aug 9 01:58:35 gridbug kernel: [294131.197729] EAX: f2265de4 EBX: bffffc20
> ECX: 00000001 EDX: 00000000
> Aug 9 01:58:35 gridbug kernel: [294131.197731] ESI: 00000000 EDI: 00000000
> EBP: 00000006 ESP: f2265d10
> Aug 9 01:58:35 gridbug kernel: [294131.197733] DS: 007b ES: 007b FS: 00d8 GS:
> 00e0 SS: 0068
> Aug 9 01:58:35 gridbug kernel: [294131.197738] 0010a867 00000000 f9d894c0
> 00000006 eadc00a8 ead940e0 02b84798 00000007
> Aug 9 01:58:35 gridbug kernel: [294131.197744] 0000000f 00000002 00000000
> 00000001 ead95601 00000001 00000004 00000000
> Aug 9 01:58:35 gridbug kernel: [294131.197749] 00000001 0000bdbe 00000000
> 0000a1b8 00000000 1aa96867 80000000 0bdbe867
> Aug 9 01:58:35 gridbug kernel: [294131.197763] [<f9d894c0>] ?
> paging64_page_fault+0x435/0x68b [kvm]
> Aug 9 01:58:35 gridbug kernel: [294131.197768] [<f9da9303>] ?
> vmx_get_rflags+0x20/0x4a [kvm_intel]
> Aug 9 01:58:35 gridbug kernel: [294131.197777] [<f9d84c46>] ?
> kvm_mmu_page_fault+0xf/0x5e [kvm]
> Aug 9 01:58:35 gridbug kernel: [294131.197781] [<f9daadfe>] ?
> handle_exception+0x146/0x2bb [kvm_intel]
> Aug 9 01:58:35 gridbug kernel: [294131.197785] [<f9dab196>] ?
> vmx_handle_exit+0x1cb/0x1eb [kvm_intel]
> Aug 9 01:58:35 gridbug kernel: [294131.197793] [<f9d81e59>] ?
> kvm_arch_vcpu_ioctl_run+0x9fe/0xc37 [kvm]
> Aug 9 01:58:35 gridbug kernel: [294131.197797] [<f9da90f7>] ?
> vmcs_read64+0x17/0x20 [kvm_intel]
> Aug 9 01:58:35 gridbug kernel: [294131.197802] [<c1029d0c>] ?
> should_resched+0x5/0x1f
>
Hi Philippe,
The log looks little strange, could you test it using upstream code and
show us your .config file, the steps to trigger please?
^ permalink raw reply [flat|nested] 9+ messages in thread* [Bug 40752] BUG: unable to handle kernel paging request at bffffc20
2011-08-09 15:11 [Bug 40752] New: BUG: unable to handle kernel paging request at bffffc20 bugzilla-daemon
` (5 preceding siblings ...)
2011-08-15 8:10 ` [Bug 40752] New: " Xiao Guangrong
@ 2012-05-12 13:55 ` bugzilla-daemon
2012-05-12 13:55 ` bugzilla-daemon
7 siblings, 0 replies; 9+ messages in thread
From: bugzilla-daemon @ 2012-05-12 13:55 UTC (permalink / raw)
To: kvm
https://bugzilla.kernel.org/show_bug.cgi?id=40752
Alan <alan@lxorguk.ukuu.org.uk> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |RESOLVED
CC| |alan@lxorguk.ukuu.org.uk
Resolution| |OBSOLETE
--- Comment #6 from Alan <alan@lxorguk.ukuu.org.uk> 2012-05-12 13:55:22 ---
No response
Closing as obsolete
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^ permalink raw reply [flat|nested] 9+ messages in thread* [Bug 40752] BUG: unable to handle kernel paging request at bffffc20
2011-08-09 15:11 [Bug 40752] New: BUG: unable to handle kernel paging request at bffffc20 bugzilla-daemon
` (6 preceding siblings ...)
2012-05-12 13:55 ` [Bug 40752] " bugzilla-daemon
@ 2012-05-12 13:55 ` bugzilla-daemon
7 siblings, 0 replies; 9+ messages in thread
From: bugzilla-daemon @ 2012-05-12 13:55 UTC (permalink / raw)
To: kvm
https://bugzilla.kernel.org/show_bug.cgi?id=40752
Alan <alan@lxorguk.ukuu.org.uk> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|RESOLVED |CLOSED
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