Probably apparmor is blocking the executable. in /var/log/apport.log I can see the line: ERROR: apport (pid 4224) Fri Oct 26 22:29:35 2012: executable does not belong to a package, ignoring
When copying qemu-system-x86_64 into /usr/bin and executing within that directory ( ./qemu-system-x86_64 --enable-kvm -nam...) still a coredump message is shown, apport.log ends in wrote report /var/crash/_usr_bin_qemu-system-x86_64.0.crash -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1071011 Title: specific device not available in client (passthrough) with high cpu load on host, none in client To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/qemu-kvm/+bug/1071011/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs