[libvirt] Cannot start domain w/xenner emulator

[Daniel P. Berrange]

On Tue, Dec 15, 2009 at 12:02:50AM -0500, Gerry Reno wrote:
> # virsh start Ubuntu-domU-x86-1
> Connecting to uri: qemu:///system
> error: Failed to start domain Ubuntu-domU-x86-1
> error: internal error unable to start guest: libvir: error : cannot 
> execute binary /usr/bin/xenner: Permission denied
> 
> # ls -l /usr/bin/xenner
> -rwxr-xr-x 1 root root 118936 2009-12-14 17:05 /usr/bin/xenner
> 
> Sure looks executable.  And there's no SELinux on the box.
> 
> libvirt is 0.7.0
> 
> What the..?

Seriously bizarre ! What distro ?  You might want to strace the 
libvirtd daemon

  strace -f -o trace.log  $PID-OF-LIBVIRTD

and then look in trace.log for EPERM / EACCESS  on any syscall. 


Daniel
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