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Re: [Xen-devel] xen 4.1.1 - Error: Device 0 (vif) could not be connected

To: Mark Schneider <ms@xxxxxxxxxxxxxxxxxxxxxx>
Subject: Re: [Xen-devel] xen 4.1.1 - Error: Device 0 (vif) could not be connected. Hotplug scripts not working.
From: Pasi Kärkkäinen <pasik@xxxxxx>
Date: Wed, 3 Aug 2011 19:43:45 +0300
Cc: Boris Derzhavets <bderzhavets@xxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxx
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On Wed, Aug 03, 2011 at 10:14:03AM +0200, Mark Schneider wrote:
>    Hi Boris. Thank you. It is (as below):
>    # ---
>    c_compiler            : gcc version 4.6.1 (Debian 4.6.1-4)
> 

Hey,

You're probably hitting this bug:
http://wiki.xensource.com/xenwiki/XenCommonProblems#head-775c8bcbc9f0470082f79af0c7a29a43392960bf

-- Pasi

>    Regards, Mark
> 
>    Am 03.08.2011 03:02, schrieb Boris Derzhavets:
> 
> What is your  GCC version ?
> 
> Boris.
> 
> --- On Tue, 8/2/11, Mark Schneider [1]<ms@xxxxxxxxxxxxxxxxxxxxxx> wrote:
> 
>   From: Mark Schneider [2]<ms@xxxxxxxxxxxxxxxxxxxxxx>
>   Subject: [Xen-devel] xen 4.1.1 - Error: Device 0 (vif) could not be 
> connected. Hotplug scripts not
>   working.
>   To: [3]xen-devel@xxxxxxxxxxxxxxxxxxx
>   Date: Tuesday, August 2, 2011, 7:29 PM
> 
>   Hello,
> 
>   I need your kindly help. I am getting an error message when trying create 
> an HVM on xen 4.1.1 (debian
>   wheezy with kernel 3.0.0-rc7) (s. more details below and attached log 
> files). The same config works as
>   expected on xen 4.0 (debian sqeueeze). In both cases dom0 runs in live mode 
> from an USB-stick.
> 
>   # ---
>   root@xen41dom0:/etc/xen# xm create /etc/xen/hvm-wheezyD.born2b3.net.cfg
>   Using config file "/etc/xen/hvm-wheezyD.born2b3.net.cfg".
>   Error: Device 0 (vif) could not be connected. Hotplug scripts not working.
>   # ---
> 
>   Some details:
>   # ---
>   root@xen41dom0:/var/log/xen# ln -s /usr/lib/xen-4.1 /usr/lib/xen
> 
>   root@xen41dom0:/var/log/xen# modprobe -l | grep xen-gnt
>   kernel/drivers/xen/xen-gntdev.ko
>   kernel/drivers/xen/xen-gntalloc.ko
> 
>   xenfs on /proc/xen type xenfs (rw)
>   /dev/mapper/vg_depos-ftp on /ftp type ext4 (rw)
>   # ---
> 
>   # ---
>   root@xen41dom0:/etc/xen/scripts# xm list
>   Name                                        ID   Mem VCPUs      State   
> Time(s)
>   Domain-0                                     0  1536    24     r-----    
> 456.3
>   wheezyhvm.born2b3.net                        1  8192     1     --p---      
> 0.0
> 
>   root@xen41dom0:/etc/xen/scripts# xm list
>   Name                                        ID   Mem VCPUs      State   
> Time(s)
>   Domain-0                                     0  1536    24     r-----    
> 465.6
>   # ---
> 
>   # ---
>   root@xen41dom0:/etc/xen# sed -n '/^[a-z]/p' hvm-wheezyD.born2b3.net.cfg
>   kernel      = '/usr/lib64/xen-default/boot/hvmloader'
>   builder     = 'hvm'
>   device_model= '/usr/lib64/xen-4.1/bin/qemu-dm'
>   name        = 'wheezyhvm.born2b3.net'
>   acpi        = 1
>   apic        = 1
>   vif         = ['bridge=eth0']
>   disk        = [
>   
> 'phy:/dev/vg_wheezy/wheezy,ioemu:hda,w','[4]file:/ftp/debian-testing-amd64-DVD-1.iso,ioemu:hdc:cdrom,r']
>   vcpus       = '8'
>   memory      = '8192'
>   boot        = 'cd'
>   vnc         = 1
>   vncviewer   = 1
>   vncdisplay  = 9
>   serial      = 'pty'
>   usb         = 1
>   usbdevice   = 'tablet'
>   # ---
> 
>   # ---
>   root@xen41dom0:/# tar cvpf var-log-xen-logs-before-first-xm-create.tar 
> var/log/xen/
>   var/log/xen/
>   var/log/xen/xend.log
>   var/log/xen/xend-debug.log
>   var/log/xen/qemu-dm-wheezyhvm.born2b3.net.log
>   var/log/xen/xen-hotplug.log
>   # ---
> 
>   modprobe xen-gntdev
> 
>   root@xen41dom0:/etc/xen# xm create /etc/xen/hvm-wheezyD.born2b3.net.cfg
>   Using config file "/etc/xen/hvm-wheezyD.born2b3.net.cfg".
>   Error: Device 0 (vif) could not be connected. Hotplug scripts not working.
> 
>   # ---
>   root@xen41dom0:/# tar cvpf var-log-xen-logs-AFTER-first-xm-create.tar 
> var/log/xen/
>   var/log/xen/
>   var/log/xen/qemu-dm-wheezyhvm.born2b3.net.log
>   var/log/xen/qemu-dm-wheezyhvm.born2b3.net.log.1
>   var/log/xen/xend.log
>   var/log/xen/xend-debug.log
>   var/log/xen/xen-hotplug.log
>   # ---
> 
>   What do I miss? Thank you in advance for any hints.
> 
>   regards, Mark
> 
>   -- [5]ms@xxxxxxxxxxxxxxxxxxxxxx
> 
>   # ---
>   root@xen41dom0:/var/log/xen# xm info
>   host                   : xen41dom0
>   release                : 3.0.0-rc7
>   version                : #3 SMP Sat Jul 16 00:01:14 CEST 2011
>   machine                : x86_64
>   nr_cpus                : 24
>   nr_nodes               : 4
>   cores_per_socket       : 12
>   threads_per_core       : 1
>   cpu_mhz                : 2500
>   hw_caps                : 
> 178bf3ff:efd3fbff:00000000:00001710:00802001:00000000:000837ff:00000000
>   virt_caps              : hvm
>   total_memory           : 32763
>   free_memory            : 30868
>   free_cpus              : 0
>   xen_major              : 4
>   xen_minor              : 1
>   xen_extra              : .1
>   xen_caps               : xen-3.0-x86_64 xen-3.0-x86_32p hvm-3.0-x86_32 
> hvm-3.0-x86_32p hvm-3.0-x86_64
>   xen_scheduler          : credit
>   xen_pagesize           : 4096
>   platform_params        : virt_start=0xffff800000000000
>   xen_changeset          : unavailable
>   xen_commandline        : dom0_mem=1536M iommu=1
>   cc_compiler            : gcc version 4.6.1 (Debian 4.6.1-4)
>   cc_compile_by          : waldi
>   cc_compile_domain      : debian.org
>   cc_compile_date        : Mon Jul 18 17:41:10 UTC 2011
>   xend_config_format     : 4
> 
>   -----Inline Attachment Follows-----
> 
>   _______________________________________________
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> 
>  _______________________________________________
> 
> References
> 
>    Visible links
>    1. mailto:ms@xxxxxxxxxxxxxxxxxxxxxx
>    2. mailto:ms@xxxxxxxxxxxxxxxxxxxxxx
>    3. mailto:xen-devel@xxxxxxxxxxxxxxxxxxx
>    4. file://ftp/debian-testing-amd64-DVD-1.iso,ioemu:hdc:cdrom,r
>    5. file:///mc/compose?to=ms@xxxxxxxxxxxxxxxxxxxxxx
>    6. file:///mc/compose?to=Xen-devel@xxxxxxxxxxxxxxxxxxx
>    7. http://lists.xensource.com/xen-devel

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