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[libvirt] vm start error due to libvirt



Hi guys, I met a libvirt error

 

Below is the information I got,

 

Libvirt version:

[root kvm-yxnd-tjhy-8 qemu]# yum list installed |grep kvm

etherboot-roms-kvm.x86_64           5.4.4-13.el5.centos                installed

etherboot-zroms-kvm.x86_64          5.4.4-13.el5.centos                installed

kmod-kvm.x86_64                     83-164.el5_5.23                    installed

kvm.x86_64                          83-164.el5_5.23                    installed

kvm-qemu-img.x86_64                 83-164.el5_5.23                    installed

kvm-tools.x86_64                    83-164.el5_5.23                    installed

[root kvm-yxnd-tjhy-8 qemu]# yum list installed |grep libvirt

libvirt.x86_64                      0.8.3-1.el5                        installed

libvirt-client.x86_64               0.8.3-1.el5                        installed

libvirt-debuginfo.x86_64            0.8.3-1.el5                        installed

libvirt-devel.x86_64                0.8.3-1.el5                        installed

libvirt-python.x86_64               0.8.3-1.el5                        installed

[root kvm-yxnd-tjhy-8 qemu]# yum list installed |grep qemu

kvm-qemu-img.x86_64                 83-164.el5_5.23                    installed

 

start vm error information ,

 

[root kvm-yxnd-tjhy-8 ~]# virsh list --all

 Id Name                 State

----------------------------------

  - iotest               shut off

  - yxnd-gs-win32-qq     shut off

 

[root kvm-yxnd-tjhy-8 ~]# virsh start iotest

error: Failed to start domain iotest

error: internal error Process exited while reading console log output:

 

[root kvm-yxnd-tjhy-8 ~]# cat /etc/libvirt/libvirtd.conf |grep log_level

log_level = 1

 

tail /var/log/libvirt/qemu/iotest.log

LC_ALL=C PATH=/sbin:/usr/sbin:/bin:/usr/bin HOME=/root USER=root LOGNAME=root QEMU_AUDIO_DRV=none /usr/libexec/qemu-kvm -S -M rhel5.4.0 -m 2048 -smp 4 -name iotest -uuid ec2bec5e-096b-6d41-238f-378b8cf39ad8 -monitor unix:/var/lib/libvirt/qemu/iotest.monitor,server,nowait -localtime -boot c -drive file=/datapool/iotest.qcow2,if=virtio,boot=on,format=qcow2,cache=none -net nic,macaddr=00:16:36:13:96:18,vlan=0,model=virtio -net tap,fd=17,vlan=0 -net nic,macaddr=00:16:36:7d:cb:c6,vlan=1,model=virtio -net tap,fd=18,vlan=1 -serial pty -parallel none -usb -usbdevice tablet -vnc 0.0.0.0:0 -k en-us -vga cirrus -balloon virtio

 

 

[root kvm-yxnd-tjhy-8 qemu]# cat /etc/libvirt/qemu/iotest.xml

<domain type='kvm'>

  <name>iotest</name>

  <uuid>ec2bec5e-096b-6d41-238f-378b8cf39ad8</uuid>

  <memory>2097152</memory>

  <currentMemory>2097152</currentMemory>

  <vcpu>4</vcpu>

  <os>

    <type arch='x86_64' machine='rhel5.4.0'>hvm</type>

    <boot dev='hd'/>

  </os>

  <features>

    <acpi/>

    <apic/>

    <pae/>

  </features>

  <clock offset='localtime'/>

  <on_poweroff>destroy</on_poweroff>

  <on_reboot>restart</on_reboot>

  <on_crash>restart</on_crash>

  <devices>

    <emulator>/usr/libexec/qemu-kvm</emulator>

    <disk type='file' device='disk'>

      <driver name='qemu' type='qcow2' cache='none'/>

      <source file='/datapool/iotest.qcow2'/>

      <target dev='vda' bus='virtio'/>

    </disk>

    <interface type='bridge'>

      <mac address='00:16:36:13:96:18'/>

      <source bridge='br1'/>

      <model type='virtio'/>

    </interface>

    <interface type='bridge'>

      <mac address='00:16:36:7d:cb:c6'/>

      <source bridge='br0'/>

      <model type='virtio'/>

    </interface>

    <serial type='pty'>

      <target port='0'/>

    </serial>

    <console type='pty'>

      <target type='serial' port='0'/>

    </console>

    <input type='tablet' bus='usb'/>

    <input type='mouse' bus='ps2'/>

    <graphics type='vnc' port='-1' autoport='yes' keymap='en-us'/>

    <video>

      <model type='cirrus' vram='9216' heads='1'/>

    </video>

    <memballoon model='virtio'/>

  </devices>

</domain>

 

 

The error log of /var/log/message:

 

Nov 29 15:23:00 kvm-yxnd-tjhy-8 libvirtd: 15:23:00.775: info : qemuSecurityDACSetOwnership:40 : Setting DAC user and group on '/datapool/iotest.qcow2' to '0:0'

Nov 29 15:23:00 kvm-yxnd-tjhy-8 libvirtd: 15:23:00.797: info : qemudDispatchSignalEvent:401 : Received unexpected signal 17

Nov 29 15:23:00 kvm-yxnd-tjhy-8 libvirtd: 15:23:00.798: info : brProbeVnetHdr:449 : Enabling IFF_VNET_HDR

Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: device vnet0 entered promiscuous mode

Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: device vnet0 entered promiscuous mode

Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: printk: 6 messages suppressed.

Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: printk: 6 messages suppressed.

Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: type=1700 audit(1291015380.812:157): dev=vnet0 prom=256 old_prom=0 auid=4294967295 ses=4294967295

Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: type=1700 audit(1291015380.812:157): dev=vnet0 prom=256 old_prom=0 auid=4294967295 ses=4294967295

Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: br1: port 2(vnet0) entering learning state

Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: br1: port 2(vnet0) entering learning state

Nov 29 15:23:00 kvm-yxnd-tjhy-8 libvirtd: 15:23:00.814: info : brProbeVnetHdr:449 : Enabling IFF_VNET_HDR

Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: device vnet1 entered promiscuous mode

Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: device vnet1 entered promiscuous mode

Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: type=1700 audit(1291015380.828:158): dev=vnet1 prom=256 old_prom=0 auid=4294967295 ses=4294967295

Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: type=1700 audit(1291015380.828:158): dev=vnet1 prom=256 old_prom=0 auid=4294967295 ses=4294967295

Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: br0: port 2(vnet1) entering learning state

Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: br0: port 2(vnet1) entering learning state

Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: libvirtd[7487]: segfault at 00000000431e7000 rip 000000000043440c rsp 00000000431e4480 error 4

Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: libvirtd[7487]: segfault at 00000000431e7000 rip 000000000043440c rsp 00000000431e4480 error 4

Nov 29 15:23:00 kvm-yxnd-tjhy-8 libvirtd: 15:23:00.837: error : virExecDaemonize:782 : internal error Intermediate daemon process exited with status 0.

Nov 29 15:23:00 kvm-yxnd-tjhy-8 libvirtd: 15:23:00.837: info : qemudDispatchSignalEvent:401 : Received unexpected signal 17

Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: br1: port 2(vnet0) entering disabled state

Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: br1: port 2(vnet0) entering disabled state

Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: device vnet0 left promiscuous mode

Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: device vnet0 left promiscuous mode

Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: type=1700 audit(1291015380.858:159): dev=vnet0 prom=0 old_prom=256 auid=4294967295 ses=4294967295

Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: type=1700 audit(1291015380.858:159): dev=vnet0 prom=0 old_prom=256 auid=4294967295 ses=4294967295

Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: br1: port 2(vnet0) entering disabled state

Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: br1: port 2(vnet0) entering disabled state

Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: br0: port 2(vnet1) entering disabled state

Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: br0: port 2(vnet1) entering disabled state

Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: device vnet1 left promiscuous mode

Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: device vnet1 left promiscuous mode

Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: type=1700 audit(1291015380.887:160): dev=vnet1 prom=0 old_prom=256 auid=4294967295 ses=4294967295

Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: type=1700 audit(1291015380.887:160): dev=vnet1 prom=0 old_prom=256 auid=4294967295 ses=4294967295

Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: br0: port 2(vnet1) entering disabled state

Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: br0: port 2(vnet1) entering disabled state

Nov 29 15:23:00 kvm-yxnd-tjhy-8 libvirtd: 15:23:00.895: error : qemudReadLogOutput:2118 : internal error Process exited while reading console log output: 

Nov 29 15:23:00 kvm-yxnd-tjhy-8 libvirtd: 15:23:00.895: info : qemuSecurityDACRestoreSecurityFileLabel:80 : Restoring DAC user and group on '/datapool/iotest.qcow2'

Nov 29 15:23:00 kvm-yxnd-tjhy-8 libvirtd: 15:23:00.895: info : qemuSecurityDACSetOwnership:40 : Setting DAC user and group on '/datapool/iotest.qcow2' to '0:0'

 

 

I had disable the selinux before, I tried boot the vm via qemu-kvm, it works fine, so what was the problem ? thanks very much for any suggestion and help.

 

 


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