Maybe this is already known... you can at least get the burt title, etc. This can give you additional things to search for and try to piece together as much as info as possible without having internal netapp support access Maybe you can find this elsewhere so sorry if this adds little to the conversation:
504167: FAS32xx Uncorrectable Machine Checks
Content Type: Troubleshooting and Support
Content Sub-Type: Bug
Short Title: 504167: FAS32xx Uncorrectable Machine Checks
Last Updated Date: Fri, 16 Dec 2011 02:29:19 PST
File Type: htm
Description: Uncorrectable Machine Checks may occur on the FAS32xx platform. These require diagnosis and remediation by Support Engineers
Bug Id: 504167
Date Created: Mon, 09 May 2011 07:24:02 PDT
Keywords: FAS32xx Uncorrectable Machine Checks
Burt Title: Carnegie: PMC-Sierra SAS HBA NMI PCIe panic caused by MfTLB (Malformed TLP)
Duplicate Of: 519766.0
Burt Patch Release: -
Fixed-In Version: -