SQL Server 2008 R2 Crash with faulting module ntdll.dll

Below is from Debugger of the dump file... 

Faulting application name: sqlservr.exe, version: 2009.100.4260.0, time stamp: 0x4ffe4618
Faulting module name: ntdll.dll, version: 6.1.7601.17725, time stamp: 0x4ec4aa8e
Exception code: 0xc0000374
Fault offset: 0x00000000000c40f2
Faulting process id: 0x428c
Faulting application start time: 0x01ce9f1e64751a14
Faulting application path: C:\Program Files\Microsoft SQL Server\MSSQL10_50.MSSQLSERVER\MSSQL\Binn\sqlservr.exe
Faulting module path: C:\Windows\SYSTEM32\ntdll.dll
Report Id: 4f1c416c-0b12-11e3-a050-001b21c735b9

0:000> kC 1000

Call Site

ntdll!RtlFreeHeap
ole32!CoTaskMemAlloc
sqlservr!CParamExchange::FFillOleDbParamInfo
sqlservr!CParamExchange::RestoreFromDbParams
sqlservr!CRpcInterfaces::Relay
sqlservr!CStmtExecStr::XretRemoteStr
sqlservr!CStmtExecStr::XretExecStrExecute
sqlservr!CXStmtExecStr::XretExecute
sqlservr!CMsqlExecContext::ExecuteStmts<1,1>
sqlservr!CMsqlExecContext::FExecute
sqlservr!CSQLSource::Execute
sqlservr!ExecuteSql
sqlservr!CSpecProc::ExecuteSpecial
sqlservr!CXProc::Execute
sqlservr!CSQLSource::Execute
sqlservr!CStmtExecProc::XretLocalExec
sqlservr!CStmtExecProc::XretExecExecute
sqlservr!CXStmtExecProc::XretExecute
sqlservr!CMsqlExecContext::ExecuteStmts<1,1>
sqlservr!CMsqlExecContext::FExecute
sqlservr!CSQLSource::Execute
sqlservr!CStmtExecProc::XretLocalExec
sqlservr!CStmtExecProc::XretExecExecute
sqlservr!CXStmtExecProc::XretExecute
sqlservr!CMsqlExecContext::ExecuteStmts<1,1>
sqlservr!CMsqlExecContext::FExecute
sqlservr!CSQLSource::Execute
sqlservr!CStmtExecProc::XretLocalExec
sqlservr!CStmtExecProc::XretExecExecute
sqlservr!CXStmtExecProc::XretExecute
sqlservr!CMsqlExecContext::ExecuteStmts<1,1>
sqlservr!CMsqlExecContext::FExecute
sqlservr!CSQLSource::Execute
sqlservr!CStmtExecProc::XretLocalExec
sqlservr!CStmtExecProc::XretExecExecute
sqlservr!CXStmtExecProc::XretExecute
sqlservr!CMsqlExecContext::ExecuteStmts<1,1>
sqlservr!CMsqlExecContext::FExecute
sqlservr!CSQLSource::Execute
sqlservr!CStmtExecProc::XretLocalExec
sqlservr!CStmtExecProc::XretExecExecute
sqlservr!CXStmtExecProc::XretExecute
sqlservr!CMsqlExecContext::ExecuteStmts<1,1>
sqlservr!CMsqlExecContext::FExecute
sqlservr!CSQLSource::Execute
sqlservr!process_request
sqlservr!process_commands
sqlservr!SOS_Task::Param::Execute
sqlservr!SOS_Scheduler::RunTask
sqlservr!SOS_Scheduler::ProcessTasks
sqlservr!SchedulerManager::WorkerEntryPoint
sqlservr!SystemThread::RunWorker
sqlservr!SystemThreadDispatcher::ProcessWorker
sqlservr!SchedulerManager::ThreadEntryPoint
msvcr80!endthreadex
msvcr80!endthreadex
kernel32!BaseThreadInitThunk
ntdll!RtlUserThreadStart

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Suman