id summary reporter owner description type status component version resolution keywords cc guest host 10964 """VBoxManage controlvm unplugcpu"" causes guest service crashing => fixed in svn" JackieKu "vboxguest-service ALWAYS crashes once I attempt to unplug a CPU. Please check the core dump. Host: Windows 7 x64 Guest: Gentoo x64, linux 3.4.9, gcc 4.5.4 " defect closed guest additions VirtualBox 4.2.0 fixed Linux Windows