We had a 2008 R2 SP1 bluescreen today and here is what the memory.dmp shows: Probably caused by : srvnet.sys ( srvnet!SrvNetFreePool+28 ) BAD_POOL_CALLER (c2) The current thread is making a bad pool request. Typically this is at a bad IRQL level or double freeing the same allocation, etc. Arguments: Arg1: 0000000000000007, Attempt to free pool which was already freed Arg2: 000000000000109b, (reserved) Arg3: 00000000002b0026, Memory contents of the pool block Arg4: fffffa801a3bed60, Address of the block of pool being deallocated Any ideas? There isn't much information out there about this error.

Hello, Bug Check Code 0xC2: http://msdn.microsoft.com/en-us/library/ff560185(VS.85).aspx Activate Driver Verifier to obtain more information about these errors and so that you identify the thread that is causing the problem. Start by updating all possible drivers especially NIC ones. Also uninstall all programs that you don't need. You can also contact Microsoft CSS. This posting is provided "AS IS" with no warranties or guarantees , and confers no rights. Microsoft Student Partner 2010 / 2011 Microsoft Certified Professional Microsoft Certified Systems Administrator: Security Microsoft Certified Systems Engineer: Security Microsoft Certified Technology Specialist: Windows Server 2008 Active Directory, Configuration Microsoft Certified Technology Specialist: Windows Server 2008 Network Infrastructure, Configuration Microsoft Certified Technology Specialist: Windows Server 2008 Applications Infrastructure, Configuration Microsoft Certified Technology Specialist: Windows 7, Configuring Microsoft Certified IT Professional: Enterprise Administrator Microsoft Certified IT Professional: Server Administrator

Hi, This following security update contains the most current version of srvnet.sys. Please try to install it to check the result. MS11-048: Vulnerability in SMB Server could allow denial of service: June 14, 2011 http://support.microsoft.com/kb/2536275 If the issue persists, please contact Microsoft Customer Service and Support (CSS) via telephone so that a dedicated Support Professional can assist with your request. To troubleshoot this kind of kernel crash issue, we need to debug the crashed system dump. Unfortunately, debugging is beyond what we can do in the forum. Please be advised that contacting phone support will be a charged call. To obtain the phone numbers for specific technology request please take a look at the web site listed below: http://support.microsoft.com/default.aspx?scid=fh;EN-US;OfferProPhone#faq607 Regards, Please remember to click Mark as Answer on the post that helps you, and to click Unmark as Answer if a marked post does not actually answer your question. This can be beneficial to other community members reading the thread.