VM locks up, vmsvga_fifo_run: Unknown command 0xffffff in SVGA command FIFO

Bug #595427 reported by sam tygier
24
This bug affects 4 people
Affects Status Importance Assigned to Milestone
qemu-kvm (Ubuntu)
Expired
Medium
Unassigned

Bug Description

Binary package hint: qemu-kvm

i am running a maverick image using using it for a while the VM locks up (host is lucid). i was running klondike when it locked. the following is in the terminal that launched it

sam@oberon:~$ testdrive
INFO: version passed: False
INFO: config passed: None
INFO: Trying config in /etc/testdriverc
INFO: Using configuration in /etc/testdriverc
INFO: Trying config in /home/sam/.testdriverc
INFO: Trying config in /home/sam/.config/testdrive/testdriverc
INFO: Using KVM for virtual machine hosting...
INFO: Retrieving the Ubuntu ISO list from cache...

Welcome to Testdrive!

  1. Ubuntu Desktop (maverick-amd64)
     +-cache--> [2010-06-16 08:07:51] maverick-desktop-amd64.iso
  2. Ubuntu Desktop (maverick-i386)
     +-cache--> [2010-06-16 08:08:34] maverick-desktop-i386.iso
  3. Ubuntu Netbook (maverick-i386)
     +-cache--> [2010-06-16 03:11:39] maverick-netbook-i386.iso
  4. Other (prompt for ISO URL)

Select an image to testdrive [1]: 1
INFO: Syncing the specified ISO...
      rsync://cdimage.ubuntu.com/cdimage/daily-live/current/maverick-desktop-amd64.iso
receiving file list ...
1 file to consider

sent 124 bytes received 101 bytes 150.00 bytes/sec
total size is 746082304 speedup is 3315921.35
INFO: Validating Virtualization Method....
INFO: Setting up Virtual Machine...
Creating disk image [/home/sam/.cache/testdrive/img/testdrive-disk-L6WgRi.img]...
Formatting '/home/sam/.cache/testdrive/img/testdrive-disk-L6WgRi.img', fmt=qcow2 size=6442450944 encryption=off cluster_size=0
INFO: Launching Virtual Machine...
Running the Virtual Machine...
vmsvga_value_write: guest runs Linux.
vmsvga_value_write: guest runs Linux.
vmsvga_value_write: guest runs Linux.
vmsvga_fifo_run: Unknown command 0xffffff in SVGA command FIFO
vmsvga_fifo_run: Unknown command 0xffffff in SVGA command FIFO
vmsvga_fifo_run: Unknown command 0xffffff in SVGA command FIFO
vmsvga_fifo_run: Unknown command 0xffffff in SVGA command FIFO
...

ProblemType: Bug
DistroRelease: Ubuntu 10.04
Package: qemu (not installed)
ProcVersionSignature: Ubuntu 2.6.32-23.37-generic 2.6.32.15+drm33.5
Uname: Linux 2.6.32-23-generic x86_64
NonfreeKernelModules: openafs
Architecture: amd64
Date: Thu Jun 17 10:17:21 2010
InstallationMedia: Ubuntu 9.10 "Karmic Koala" - Release amd64 (20091027)
KvmCmdLine:
 UID PID PPID C SZ RSS PSR STIME TTY TIME CMD
 sam 11617 11591 34 388617 1071732 1 09:46 pts/0 00:10:40 kvm -m 1024 -smp 4 -cdrom /home/sam/.cache/testdrive/iso/ubuntu_maverick-desktop-amd64.iso -drive file=/home/sam/.cache/testdrive/img/testdrive-disk-L6WgRi.img,if=virtio,cache=writeback,index=0,boot=on -usb -usbdevice tablet -net nic,model=virtio -net user -soundhw es1370 -vga vmware
ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.32-23-generic root=UUID=52d7f930-7148-4978-825e-71fcb9243ac6 ro quiet splash radeon.modeset=0
ProcEnviron:
 SHELL=/bin/bash
 PATH=(custom, user)
 LANG=en_GB.utf8
SourcePackage: qemu-kvm
dmi.bios.date: 11/07/2007
dmi.bios.vendor: Phoenix Technologies LTD
dmi.bios.version: 6.00
dmi.board.name: S2696
dmi.board.vendor: Tyan Computer Corporation
dmi.chassis.type: 6
dmi.modalias: dmi:bvnPhoenixTechnologiesLTD:bvr6.00:bd11/07/2007:svn:pn:pvr:rvnTyanComputerCorporation:rnS2696:rvr:cvn:ct6:cvr:

Revision history for this message
sam tygier (samtygier) wrote :
Revision history for this message
sam tygier (samtygier) wrote :
Download full text (6.9 KiB)

this time when i killed the hung VM (with xkill) i got the following. maybe it is useful

vmsvga_fifo_run: Unknown command 0xffffff in SVGA command FIFO
X connection to :0.0 broken (explicit kill or server shutdown).
*** glibc detected *** kvm: double free or corruption (!prev): 0x00000000022e6040 ***
======= Backtrace: =========
/lib/libc.so.6(+0x775b6)[0x7fa3f63705b6]
/lib/libc.so.6(cfree+0x73)[0x7fa3f6376e53]
/usr/lib/libSDL-1.2.so.0(SDL_FreeCursor+0x46)[0x7fa3f6c5f396]
kvm[0x4cce85]
/lib/libc.so.6(exit+0xe2)[0x7fa3f6332262]
/usr/lib/libX11.so.6(_XDefaultIOError+0x94)[0x7fa3f6941784]
/usr/lib/libX11.so.6(_XIOError+0x4e)[0x7fa3f69417fe]
/usr/lib/libX11.so.6(+0x4a355)[0x7fa3f6949355]
/usr/lib/libX11.so.6(_XReply+0x140)[0x7fa3f69498f0]
/usr/lib/libX11.so.6(XSync+0x63)[0x7fa3f693d2c3]
/usr/lib/libSDL-1.2.so.0(+0x3ca5d)[0x7fa3f6c71a5d]
/usr/lib/libSDL-1.2.so.0(SDL_FreeCursor+0x65)[0x7fa3f6c5f3b5]
kvm[0x4cd4a1]
kvm[0x4692d0]
kvm[0x469955]
kvm[0x4cdc4b]
kvm[0x40cb1e]
kvm[0x40c5ec]
kvm[0x425afa]
kvm[0x40f046]
/lib/libc.so.6(__libc_start_main+0xfd)[0x7fa3f6317c4d]
kvm[0x409379]
======= Memory map: ========
00400000-00646000 r-xp 00000000 08:09 2711 /usr/bin/qemu-system-x86_64
00845000-00846000 r--p 00245000 08:09 2711 /usr/bin/qemu-system-x86_64
00846000-0086a000 rw-p 00246000 08:09 2711 /usr/bin/qemu-system-x86_64
0086a000-00c71000 rw-p 00000000 00:00 0
01d5d000-02316000 rw-p 00000000 00:00 0
02316000-02326000 rw-p 00000000 00:00 0
02326000-0234f000 rw-p 00000000 00:00 0
0234f000-02357000 rw-p 00000000 00:00 0
02357000-0243e000 rw-p 00000000 00:00 0
7fa398000000-7fa398021000 rw-p 00000000 00:00 0
7fa398021000-7fa39c000000 ---p 00000000 00:00 0
7fa39ecee000-7fa39ed04000 r-xp 00000000 08:09 519 /lib/libgcc_s.so.1
7fa39ed04000-7fa39ef03000 ---p 00016000 08:09 519 /lib/libgcc_s.so.1
7fa39ef03000-7fa39ef04000 r--p 00015000 08:09 519 /lib/libgcc_s.so.1
7fa39ef04000-7fa39ef05000 rw-p 00016000 08:09 519 /lib/libgcc_s.so.1
7fa39ef2b000-7fa39ef2c000 rw-p 00000000 00:00 0
7fa39ef2c000-7fa39f101000 rw-s 00000000 00:04 1736738 /SYSV00000000 (deleted)
7fa39f101000-7fa3a3102000 r--s 00000000 00:10 10339 /dev/shm/pulse-shm-2192984938
7fa3a3102000-7fa3a3103000 ---p 00000000 00:00 0
7fa3a3103000-7fa3a3903000 rw-p 00000000 00:00 0
7fa3a3903000-7fa3a3904000 ---p 00000000 00:00 0
7fa3a3904000-7fa3a4104000 rw-p 00000000 00:00 0
7fa3a4104000-7fa3a8105000 rw-s 00000000 00:10 96632 /dev/shm/pulse-shm-2722932950
7fa3a8105000-7fa3a8106000 ---p 00000000 00:00 0
7fa3a8106000-7fa3a8906000 rw-p 00000000 00:00 0
7fa3a8906000-7fa3a8907000 ---p 00000000 00:00 0
7fa3a8907000-7fa3a9107000 rw-p 00000000 00:00 0
7fa3a9107000-7fa3ad108000 rw-s 00000000 00:10 96625 /dev/shm/pulse-shm-275183780
7fa3ad108000-7fa3ad109000 ---p 00000000 00:00 0
7fa3ad109000-7fa3ad909000 rw-p 00000000 00:00 0
7fa3ad909000-7fa3ad90e000 r-xp 00000000 08:09 6875 /usr/lib/libXfixes.so.3.1.0
7fa3ad90e000-7fa3adb0d...

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Revision history for this message
Serge Hallyn (serge-hallyn) wrote :

Thanks for the great bug report, Sam. Confirmed, it didn't take long to lock up
on my lucid laptop either.

kvm itself doesn't crash - you can hit ctrl-alt-2 to go to the monitor, and type
'sendkey alt-sysrq-b' to reboot the vm for instance.

Changed in qemu-kvm (Ubuntu):
status: New → Confirmed
Revision history for this message
Serge Hallyn (serge-hallyn) wrote :

Note that once maverick is installed in a kvm instance, I can't get that to lock up.

Changed in qemu-kvm (Ubuntu):
importance: Undecided → Medium
Revision history for this message
Serge Hallyn (serge-hallyn) wrote :

I've been unable to reproduce this booting a physical laptop
from livecd.

Revision history for this message
Serge Hallyn (serge-hallyn) wrote :

This bug certainly was real, but it has been a long time since I've seen this bug. Does anyone still see this? (Will mark this Incomplete so that if noone responds it should Expire eventually. If it can still be reproduced then it should be re-marked Confirmed)

Changed in qemu-kvm (Ubuntu):
status: Confirmed → Incomplete
Revision history for this message
Launchpad Janitor (janitor) wrote :

[Expired for qemu-kvm (Ubuntu) because there has been no activity for 60 days.]

Changed in qemu-kvm (Ubuntu):
status: Incomplete → Expired
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