On Tue, Jun 15, 2010 at 9:43 AM, Jan Beulich wrote: >>>> On 15.06.10 at 15:24, Cris Daniluk wrote: >> For what its worth, it happened in 2.6.32.11 in addition to 2.6.32.13. >> I also had earlier tried a 2.6.31 pvops distro kernel with the same >> results last week. Interestingly, I also tried a 2.6.31 kernel with >> Xen 3.4 on the same hardware with no issues. It seems like XenLinux >> kernel with Xen 4.0 is fine, and pvops with Xen 3.x is fine. > > That's odd, but perhaps the kernel behaves differently on older Xen. > Attempts to map IO-APIC space should be disallowed by 3.4 just as > with 4.0. > SSDT and DSDT dumps attached. Cris