https://bugzilla.kernel.org/show_bug.cgi?id=42779
--- Comment #23 from madenginee...@gmail.com 2012-04-01 23:38:21 ---
Now it dies in a different place, still with a movq instruction (movq
(%edx),%mm0). I think the difference is because of a configuration change or
package update since the
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--- Comment #24 from madenginee...@gmail.com 2012-04-01 23:39:47 ---
Created an attachment (id=72788)
-- (https://bugzilla.kernel.org/attachment.cgi?id=72788)
Register state and code disassembly at failure point, kernel 3.3rc5 with
patches
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--- Comment #25 from madenginee...@gmail.com 2012-04-01 23:40:21 ---
Created an attachment (id=72789)
-- (https://bugzilla.kernel.org/attachment.cgi?id=72789)
Last 10k lines of a trace showing the fault, kernel 3.3rc5 with patches
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--- Comment #21 from madenginee...@gmail.com 2012-03-31 20:10:38 ---
Sorry for the delay, I've been really busy lately. Is this kernel reasonably
safe to run on my main machine? I'm not worried about it crashing, but if it
takes a filesystem
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Daniel Mayer listenmitgl...@arcor.de changed:
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--- Comment #5 from Klaus Mueller kmuel...@justmail.de 2012-03-30 11:29:50
---
More specific error message while VM is started with attached PCI bridge:
Unable to reset PCI device :00:14.4: no FLR, PM reset or bus reset
available
I
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Alexandre DERUMIER aderum...@odiso.com changed:
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--- Comment #7 from Klaus Mueller kmuel...@justmail.de 2012-03-30 12:16:39
---
Thanks,
with the iommu=pt iommu=1 options applied it doesn't work at all - even the
workaround with first try to start with the bridge applied and afterwards
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Avi Kivity a...@redhat.com changed:
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--- Comment #2 from Luke-Jr luke-jr+linuxb...@utopios.org 2012-03-28
13:37:53 ---
IIRC, it was pretty out of the blue. I might have had one or both of two KVMs
running in the background at the time:
- 64-bit Gentoo with a Radeon 5850
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--- Comment #3 from Avi Kivity a...@redhat.com 2012-03-28 13:45:25 ---
You're a brave one.
It wasn't the nested one (at least, it wasn't running in the guest's guest at
the moment of the crash), but it might be related.
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--- Comment #4 from Luke-Jr luke-jr+linuxb...@utopios.org 2012-03-28
13:49:26 ---
I suppose I should mention I'd been running both of these stable for at least a
month now (and the GPU passthrough for nearly a full year). One factor that
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--- Comment #5 from Avi Kivity a...@redhat.com 2012-03-28 15:07:25 ---
vcpu_enter_guest()
kvm_mmu_reload() // now root_hpa is valid
inject_pending_event()
vmx_interrupt_allowed()
nested_vmx_vmexit()
https://bugzilla.kernel.org/show_bug.cgi?id=42980
Summary: BUG in gfn_to_pfn_prot
Product: Virtualization
Version: unspecified
Kernel Version: 3.2.2-gentoo
Platform: All
OS/Version: Linux
Tree: Mainline
Status: NEW
https://bugzilla.kernel.org/show_bug.cgi?id=42779
--- Comment #20 from Avi Kivity a...@redhat.com 2012-03-21 18:21:33 ---
Please try
git://git.kernel.org/pub/scm/virt/kvm/kvm.git emulator-movq
this emulates the two movq instructions used. There may be other unemulated
instructions
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--- Comment #17 from Kurk k...@shiftmail.org 2012-03-12 17:15:16 ---
Steve, thank you for finding this bug.
Is there a chance you could test without vhost but with the event_idx=off ?
This is the xml line in case you use libvirt:
interface
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--- Comment #18 from Jason Wang jasow...@redhat.com 2012-03-13 03:23:30 ---
Hi all:
I suspect the issue were fixed by this commit:
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Steve stefan.bo...@gmail.com changed:
What|Removed |Added
Status|REOPENED|RESOLVED
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--- Comment #14 from Steve stefan.bo...@gmail.com 2012-03-06 19:35:14 ---
Please could someone have a look on this issue ?
Thank you for your time.
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--- Comment #15 from Jason Wang jasow...@redhat.com 2012-03-07 05:41:09 ---
(In reply to comment #14)
Please could someone have a look on this issue ?
Thank you for your time.
Hello Steve:
According to you bisect result, maybe the issue
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Steve stefan.bo...@gmail.com changed:
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Kernel Version|v3.0-rc5|v3.0-rc1
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--- Comment #13 from Steve stefan.bo...@gmail.com 2012-03-06 07:28:59 ---
Hello.
I start testing from latest master branch v3.3-rc6+ on both: host, guest.
During all test host has the same kernel other stuff, on guest
i changed only kernel
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Steve stefan.bo...@gmail.com changed:
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Status|RESOLVED|REOPENED
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Steve stefan.bo...@gmail.com changed:
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Status|NEW |RESOLVED
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--- Comment #7 from Kurk k...@shiftmail.org 2012-03-02 11:14:10 ---
Git bisect result is not network related? Highly unlikely!
The bug reproducer technique you are using might not be reliable (sorry if
that was the one I suggested). Try to
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--- Comment #8 from Kurk k...@shiftmail.org 2012-03-02 11:36:43 ---
Thinking again, this could also be a problem of qemu vs qemu-kvm merges in git.
Have a look at these:
http://permalink.gmane.org/gmane.comp.emulators.kvm.devel/82851
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Steve stefan.bo...@gmail.com changed:
What|Removed |Added
Kernel Version|3.2 |3.2-rc3
--- Comment #2
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Kurk k...@shiftmail.org changed:
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--- Comment #4 from Steve stefan.bo...@gmail.com 2012-03-01 15:22:53 ---
Thank you for information.
On host I used last updated:
kernel from:
git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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--- Comment #5 from Steve stefan.bo...@gmail.com 2012-03-01 23:04:37 ---
Results of my test:
===
In all test cases host configuration is the same:
-
kernel: latest 3.3-rc5+
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Steve stefan.bo...@gmail.com changed:
What|Removed |Added
Kernel Version|3.2-rc3 |v3.0-rc5
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--- Comment #6 from Steve stefan.bo...@gmail.com 2012-03-02 01:05:35 ---
My results:
===
git bisect log:
---
git bisect start
# good: [2c53b436a30867eb6b47dd7bab23ba638d1fb0d2] Linux 3.0-rc3
git bisect good
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Steve stefan.bo...@gmail.com changed:
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CC||ru...@rustcorp.com.au
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--- Comment #1 from Steve stefan.bo...@gmail.com 2012-02-28 13:49:24 ---
Also this sites described similar problems:
https://bugzilla.redhat.com/show_bug.cgi?id=520119
http://www.mail-archive.com/scientific-linux-users@
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Jan Kiszka jan.kis...@web.de changed:
What|Removed |Added
CC||jan.kis...@web.de
---
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Summary: KVM Guest with virtio network driver loses network
connectivity
Product: Virtualization
Version: unspecified
Kernel Version: 3.3.0-rc5
Platform: All
OS/Version:
https://bugzilla.kernel.org/show_bug.cgi?id=42755
--- Comment #35 from Rosen sandik...@yandex.ru 2012-02-26 09:53:22 ---
No changes with git version of qemu-kvm
Only see when work guest cpu usage is out of range, about 120% - 150%
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Summary: kvm module has bogus kernel version check
Product: Virtualization
Version: unspecified
Platform: All
OS/Version: Linux
Tree: Mainline
Status: NEW
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--- Comment #31 from Rosen sandik...@yandex.ru 2012-02-21 08:55:31 ---
any responses ?
with/without ksm no change.
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--- Comment #32 from Gleb g...@redhat.com 2012-02-21 09:10:37 ---
Can you run perf without ksm? In your previous perf invocation ksm was at the
top, so lets see what is it there now.
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--- Comment #34 from Rosen sandik...@yandex.ru 2012-02-21 12:45:15 ---
(In reply to comment #33)
Supposing it was working good with an old version of kvm:
Why don't you just do a git bisect? qemu-kvm is very quick to compile and
install.
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--- Comment #10 from Gleb g...@redhat.com 2012-02-16 08:04:22 ---
(In reply to comment #8)
Not sure what you mean by installing trace-cmd before capturing the trace--I
did do that, otherwise I wouldn't have had a trace-cmd to run. The
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Jan Kiszka jan.kis...@web.de changed:
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--- Comment #12 from Gleb g...@redhat.com 2012-02-16 08:40:37 ---
Can you try disabling CONFIG_FB in your guest kernel?
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--- Comment #14 from Jan Kiszka jan.kis...@web.de 2012-02-16 11:51:05 ---
Because the selected CPU type doesn't support SSE? Didn't check the config yet,
but I bet that's the reason.
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Summary: IO_PAGE_FAULT while starting xorg
Product: Virtualization
Version: unspecified
Kernel Version: 3.2.6
Platform: All
OS/Version: Linux
Tree: Mainline
Status:
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--- Comment #1 from edm fuffi.il.fu...@gmail.com 2012-02-16 12:14:28 ---
Created an attachment (id=72398)
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dmesg output
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--- Comment #2 from edm fuffi.il.fu...@gmail.com 2012-02-16 12:17:11 ---
Created an attachment (id=72399)
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dmidecode output
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--- Comment #3 from edm fuffi.il.fu...@gmail.com 2012-02-16 12:17:43 ---
Created an attachment (id=72400)
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lspci -vv output
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--- Comment #15 from madenginee...@gmail.com 2012-02-16 16:48:56 ---
I set the kernel up for an AMD Geode LX800 (CONFIG_MGEODE_LX), which does
supposedly support SSE. No idea why it would have built using MMX if that is
now deprecated in
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--- Comment #16 from madenginee...@gmail.com 2012-02-16 16:51:10 ---
Background: I'm using KVM as a test platform for code destined for a panel PC
using a Geode LX800.
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--- Comment #17 from Jan Kiszka jan.kis...@web.de 2012-02-16 17:24:34 ---
(In reply to comment #15)
I set the kernel up for an AMD Geode LX800 (CONFIG_MGEODE_LX), which does
supposedly support SSE. No idea why it would have built using MMX
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--- Comment #18 from Avi Kivity a...@redhat.com 2012-02-16 17:30:47 ---
As a workaround you can use -cpu blah,-3dnow. But we'll have to implement mmx
movq.
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--- Comment #19 from madenginee...@gmail.com 2012-02-16 22:01:38 ---
Doesn't seem to help. I used -cpu core2duo,-3dnow (since core2duo is the name
that libvirt, my usual launcher for qemu, has been using), failed on the same
movq. Also tried
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--- Comment #30 from Avi Kivity a...@redhat.com 2012-02-15 09:28:12 ---
Disable ksm, and build with debug information so we get useful information
instead of hex addresses.
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Summary: KVM domain hangs after loading initrd with Xenomai
kernel
Product: Virtualization
Version: unspecified
Kernel Version: 3.0.0-15
Platform: All
OS/Version: Linux
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--- Comment #1 from madenginee...@gmail.com 2012-02-16 05:46:07 ---
Created an attachment (id=72393)
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Configuration of the guest kernel
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--- Comment #2 from madenginee...@gmail.com 2012-02-16 05:47:18 ---
Created an attachment (id=72394)
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Result of 'registers info' and 'x/30i $eip' after fault
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Attachment #72393|application/octet-stream|text/plain
mime type|
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Attachment #72394|application/octet-stream|text/plain
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--- Comment #3 from madenginee...@gmail.com 2012-02-16 05:57:25 ---
Couldn't attach the trace I recorded of the fault occurring since it's 3 MB
compressed with xz, bigger still with other formats. I can email it if it will
be useful.
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--- Comment #4 from madenginee...@gmail.com 2012-02-16 06:32:48 ---
Same problem occurs with qemu-kvm 1.0 from
https://launchpad.net/~bderzhavets/+archive/lib-usbredir39:
$ sudo kvm -M pc-1.0 -enable-kvm -m 1024 -drive
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--- Comment #5
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--- Comment #6 from madenginee...@gmail.com 2012-02-16 07:22:41 ---
Created an attachment (id=72395)
-- (https://bugzilla.kernel.org/attachment.cgi?id=72395)
Last 10k lines of a trace showing the fault
Per Gleb's request
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--- Comment #7 from Gleb g...@redhat.com 2012-02-16 07:43:11 ---
Have you installed trace-cmd before capturing the trace? It failed to parse kvm
events. qemu haven't paused the guest after emulation error (looks like a bug),
so 'x/30i $eip'
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--- Comment #8 from madenginee...@gmail.com 2012-02-16 07:56:03 ---
Not sure what you mean by installing trace-cmd before capturing the trace--I
did do that, otherwise I wouldn't have had a trace-cmd to run. The package
version is trace-cmd
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--- Comment #9 from madenginee...@gmail.com 2012-02-16 07:57:35 ---
Created an attachment (id=72397)
-- (https://bugzilla.kernel.org/attachment.cgi?id=72397)
Register state and code disassembly at failure point with qemu 1.0
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--- Comment #28 from Avi Kivity a...@redhat.com 2012-02-14 14:47:38 ---
(In reply to comment #27)
and there soon will be video capture with 'perf top'
http://vbox7.com/play:199e9ede30
Run it while the guest is also running.
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--- Comment #29 from Rosen sandik...@yandex.ru 2012-02-15 07:49:35 ---
(In reply to comment #28)
(In reply to comment #27)
and there soon will be video capture with 'perf top'
http://vbox7.com/play:199e9ede30
Run it while the guest
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--- Comment #21 from Gleb g...@redhat.com 2012-02-13 08:53:28 ---
Can you please compile trace-cmd from its git [1] (do make all_cmd
install_cmd; install part is important) and try getting trace with it? If this
will not work I will guide you
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--- Comment #22 from Rosen sandik...@yandex.ru 2012-02-13 13:19:29 ---
Created an attachment (id=72363)
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trace-cmd report
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--- Comment #23 from Gleb g...@redhat.com 2012-02-13 13:30:01 ---
What guest did during this trace? Can you provide info pci monitor output
pls?
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--- Comment #25 from Rosen sandik...@yandex.ru 2012-02-13 14:14:17 ---
(In reply to comment #23)
What guest did during this trace? Can you provide info pci monitor output
pls?
can't see full output from this command
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--- Comment #26 from Rosen sandik...@yandex.ru 2012-02-13 14:24:36 ---
Created an attachment (id=72365)
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info pci
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--- Comment #27 from Rosen sandik...@yandex.ru 2012-02-13 14:37:36 ---
and there soon will be video capture with 'perf top'
http://vbox7.com/play:199e9ede30
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--- Comment #6 from Rosen sandik...@yandex.ru 2012-02-12 09:52:13 ---
@Gleb
i tryed many variants
cirrus std vmware vga-s no diferences.
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--- Comment #7 from Rosen sandik...@yandex.ru 2012-02-12 10:10:14 ---
@Gleb
trace-cmd cannot install
*
** No docbook.xsl is installed **
** Can't make man pages**
*
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--- Comment #8 from Gleb g...@redhat.com 2012-02-12 10:13:24 ---
(In reply to comment #7)
@Gleb
trace-cmd cannot install
*
** No docbook.xsl is installed **
** Can't make man pages**
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--- Comment #9 from Rosen sandik...@yandex.ru 2012-02-12 10:16:07 ---
Hm ..
trace-cmd record -b 2 -e kvm
trace-cmd: No such file or directory
opening '/sys/kernel/debug/tracing/tracing_on'
this directory doesn't exist.
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--- Comment #10 from Rosen sandik...@yandex.ru 2012-02-12 10:16:44 ---
(In reply to comment #8)
(In reply to comment #7)
@Gleb
trace-cmd cannot install
*
** No docbook.xsl is installed **
**
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--- Comment #11 from Gleb g...@redhat.com 2012-02-12 10:18:48 ---
(In reply to comment #9)
Hm ..
trace-cmd record -b 2 -e kvm
trace-cmd: No such file or directory
opening '/sys/kernel/debug/tracing/tracing_on'
this directory
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--- Comment #12 from Rosen sandik...@yandex.ru 2012-02-12 10:21:36 ---
(In reply to comment #11)
(In reply to comment #9)
Hm ..
trace-cmd record -b 2 -e kvm
trace-cmd: No such file or directory
opening
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--- Comment #13 from Gleb g...@redhat.com 2012-02-12 10:30:30 ---
(In reply to comment #12)
Allready mounted. Bu this directory doesn't exist, i have those dirs:
/sys/kernel/debug
acpi bdi dri hid ieee80211 kvm mce suspend_stats
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--- Comment #14 from Rosen sandik...@yandex.ru 2012-02-12 10:40:56 ---
(In reply to comment #13)
(In reply to comment #12)
Allready mounted. Bu this directory doesn't exist, i have those dirs:
/sys/kernel/debug
acpi bdi dri hid
https://bugzilla.kernel.org/show_bug.cgi?id=42755
--- Comment #15 from Rosen sandik...@yandex.ru 2012-02-12 10:41:31 ---
(In reply to comment #14)
(In reply to comment #13)
(In reply to comment #12)
Allready mounted. Bu this directory doesn't exist, i have those dirs:
https://bugzilla.kernel.org/show_bug.cgi?id=42755
--- Comment #16 from Gleb g...@redhat.com 2012-02-12 10:49:04 ---
(In reply to comment #15)
zgrep TRACING /proc/config.gz
CONFIG_TRACING_SUPPORT=y
You need CONFIG_TRACING/CONFIG_FTRACE and others.
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--- Comment #17 from Rosen sandik...@yandex.ru 2012-02-12 14:49:41 ---
hello again!
roko__@ArchXFCE64(16:47:28-12-02-12)( /mnt/home/roko__-backup/kvm pts/6 )#
trace-cmd report
version = 6
cound not load plugin
https://bugzilla.kernel.org/show_bug.cgi?id=42755
--- Comment #18 from Rosen sandik...@yandex.ru 2012-02-12 14:55:25 ---
Created an attachment (id=72360)
-- (https://bugzilla.kernel.org/attachment.cgi?id=72360)
sudo trace-cmd record -b 2 -e kvm
trace.dat from
https://bugzilla.kernel.org/show_bug.cgi?id=42755
--- Comment #19 from Gleb g...@redhat.com 2012-02-12 15:09:04 ---
(In reply to comment #17)
hello again!
roko__@ArchXFCE64(16:47:28-12-02-12)( /mnt/home/roko__-backup/kvm pts/6 )#
trace-cmd report
version = 6
cound not load plugin
https://bugzilla.kernel.org/show_bug.cgi?id=42755
--- Comment #20 from Rosen sandik...@yandex.ru 2012-02-12 16:14:21 ---
i compilled it from AUR, maybe package is broken
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--- Comment #4 from Rosen sandik...@yandex.ru 2012-02-11 10:50:46 ---
Still no response there ..
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https://bugzilla.kernel.org/show_bug.cgi?id=42755
Summary: KVM is being extremely slow on AMD Athlon64 4000+ Dual
Core 2.1GHz Brisbane
Product: Virtualization
Version: unspecified
Kernel Version: 3.2.2
Platform: All
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