[Top][All Lists]

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

[Qemu-devel] Re: BUG: soft lockup - CPU#0 stuck for 13s! [swapper:0]

From: Avi Kivity
Subject: [Qemu-devel] Re: BUG: soft lockup - CPU#0 stuck for 13s! [swapper:0]
Date: Wed, 25 Aug 2010 16:19:26 +0300
User-agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv: Gecko/20100806 Fedora/3.1.2-1.fc13 Thunderbird/3.1.2

 On 08/25/2010 04:15 PM, Boris Dolgov wrote:

I try to use KVM on slackware host and centos5 guest with SMP.

When the server is idle, I get following errors in /var/log/messages:

address@hidden ~]# uname -a
Linux centos-5-x64.slave 2.6.18-194.11.1.el5 #1 SMP Tue Aug 10
19:05:06 EDT 2010 x86_64 x86_64 x86_64 GNU/Linux

Start command: /usr/local/qemu/bin/qemu-system-x86_64 -name
centos-5-x64 -m 384 -smp 2 -cdrom
/root/CentOS-5.5-x86_64-netinstall.iso -drive
-vnc -net nic,macaddr=fe:e1:de:ad:57:22 -net
tap,script=/usr/local/qemu/bin/qemu-ifup -monitor stdio -usb
-usbdevice tablet -enable-kvm

address@hidden:~# uname -a
Linux superserver #4 SMP Mon Aug 23 12:17:01 MSD 2010 x86_64
Intel(R) Xeon(R) CPU           X3460  @ 2.80GHz GenuineIntel GNU/Linux
address@hidden:~# /usr/local/qemu/bin/qemu-system-x86_64 -version
QEMU PC emulator version 0.12.5 (qemu-kvm-0.12.5), Copyright (c)
2003-2008 Fabrice Bellard

What does it mean?

Looks like a bug in our USB emulation. Copying qemu-devel to see if anyone has a clue.

I have a truly marvellous patch that fixes the bug which this
signature is too narrow to contain.

reply via email to

[Prev in Thread] Current Thread [Next in Thread]