+1 - the options I needed are "-cpu coreduo,-nx" rather than 'nx' as mentioned by Johannes
I have an older Core Duo (Thinkpad X60s) which does support the nx flag, but I must forcibly disable it if I want XP to run ... same store - stage one ('DOS-style' install works, but the first reboot to complete the installation just hangs at 50%CPU usage on a black screen..) g...@gdh-x60s:~$ cat /proc/cpuinfo | grep nx flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe nx constant_tsc arch_perfmon bts pni monitor vmx est tm2 xtpr pdcm Linux 2.6.28-15-generic on jaunty gdh -- kvm can not run Windows XP https://bugs.launchpad.net/bugs/105195 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs