On 08/25/2011 11:47 PM, rick@microway.com wrote: > Hi Huang, > > My new setup reproduced the panic. However I do not have any gar accessed > messages on it. The gar mapped messages are in my previous email. Here > is the latest call trace. There is no GHES output prior to it: > That is wired. Can you try the patch attached? If my guessing is correct, there will be no panic, but something as follow will be in dmesg: ACPI atomic read mem: addr 0xxxxx mapped to 0 Best Regards, Huang Ying