Red Hat Bugzilla – Bug 220858
Xen Guest Crashes on Boot, on Particular Hardware
Last modified: 2009-12-14 15:40:11 EST
Description of problem:
Xen guest machine crashes on boot, on specific computer. Same guest machine
runs fine on a different computer.
Version-Release number of selected component (if applicable):
Always, on this one particular machine.
Steps to Reproduce:
1. Start guest machine
2. Read the crash messages
Guest machine crashes
Guest machine runs
We've got a smokin' new server (computer A). I was able to install FC6 as a
guest machine, but on reboot it crashes instantly. I copied the config and disk
image files to a different computer (Computer B), and it runs fine. On Computer
B, I upgraded the guest kernel, hoping this might fix it, and copied the disk
image back. Still no luck.
Computer A (the Crasher) has 8GB of RAM, w/ 2 3GB Xeon CPUs. We're running 32
bit (i386), not 64 bit. Motherboard is a Supermicro X6DVA-EG2. All current
updates have been applied.
Computer B (the working one) is a Dell PowerEdge SC420, with 512 MB RAM & single
Here's the serial console output. I took a screenshot of the guest machine,
which has some register dump info not included in the serial output. I can
attach it if helpful, and would be glad to provide any additional info. Thanks.
BUG: spinlock lockup on CPU#0, lvm/255, c0763694 (Not tainted)
DWARF2 unwinder stuck at error_code+0x2b/0x30
Leftover inexact backtrace:
Created attachment 144435 [details]
Guest Machine Screenshot
change QA contact
This report targets FC6, which is now end-of-life.
Please re-test against Fedora 7 or later, and if the issue persists, open a new bug.