Bug 865761 - qemu Segmentation fault while connect host using two spicec
Summary: qemu Segmentation fault while connect host using two spicec
Keywords:
Status: CLOSED WONTFIX
Alias: None
Product: Red Hat Enterprise Linux 5
Classification: Red Hat
Component: kvm
Version: 5.9
Hardware: x86_64
OS: All
unspecified
high
Target Milestone: rc
: ---
Assignee: Virtualization Maintenance
QA Contact: Virtualization Bugs
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2012-10-12 11:11 UTC by yunpingzheng
Modified: 2014-03-04 00:13 UTC (History)
9 users (show)

Fixed In Version:
Doc Type: Bug Fix
Doc Text:
Clone Of:
Environment:
Last Closed: 2012-10-14 08:10:27 UTC
Target Upstream Version:
Embargoed:

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Description yunpingzheng 2012-10-12 11:11:32 UTC 
Description of problem:
when connect guest using spicec , then connect using another spicec, the qemu will Segmentation fault 

Version-Release number of selected component (if applicable):
kvm-qemu-img-83-262.el5
kernel-2.6.18-342.el5
qspice-libs-0.3.0-54.el5_5.2
qspice-0.3.0-54.el5_5.2

How reproducible:
100%

Steps to Reproduce:
1. boot the guest 
2. connect the guest using spicec
3. connect the guest using another spicec

  
Actual results:
the qemu segmentation fault

Expected results:
the qemu should not segmentation fault.

Additional info:
host:
rhel 5
 kvm-qemu-img-83-262.el5
 kernel-2.6.18-342.el5
guest:
win2008r2 rhel6.3

qemu command:
 qemu-kvm -name 'vm1' \
 -monitor unix:'/tmp/monitor-humanmonitor1',server,nowait \
 -serial unix:'/tmp/serial-2',server,nowait \
 -drive file='/root/Rhel-6.3-64-virtio.qcow2',if=virtio,media=disk,boot=on,format=qcow2  \
 -net nic,vlan=0,model=virtio,macaddr='9a:0a:d1:95:f5:07' \
 -net tap,vlan=0,script=/root/qemu-ifup-switch -m 2048 \
 -smp 2,cores=1,threads=1,sockets=2 -cpu 'qemu64' \
 -drive file='/root/winutils.iso',media=cdrom \
 -soundhw ac97 -redir tcp:5001::10023 \
 -spice port=3101,ic=on,disable-ticketing \
 -qxl l -rtc-td-hack -M rhel5.6.0 -boot c  \
 -usbdevice tablet
Comment 1 yunpingzheng 2012-10-12 11:13:26 UTC 
using -vga std/cirrus can reproduce. 

now i have the core dump file, i will analyse it latter.
Comment 2 Ronen Hod 2012-10-14 08:10:27 UTC 
Closing, since it is probably not a regression, and too late for 5.9.

yunpingzheng,
It is worth checking with RHEL6.4 too.

Thanks, Ronen.
Comment 3 yunpingzheng 2012-10-15 02:06:45 UTC 
hi Ronen
 in rhel 6.4 is ok.
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