diff -r 0d72cc2a29a3 -r 7259cf1302ad memspy/Driver/Kernel/Source/MemSpyDriverEventMonitor.cpp
--- a/memspy/Driver/Kernel/Source/MemSpyDriverEventMonitor.cpp	Wed Jun 23 19:59:05 2010 +0300
+++ b/memspy/Driver/Kernel/Source/MemSpyDriverEventMonitor.cpp	Tue Jul 06 16:05:13 2010 +0300
@@ -170,6 +170,7 @@
 TUint DMemSpyEventMonitor::HandleEvent( TKernelEvent aType, TAny* a1, TAny* /*a2*/ )
 	{ 
 	// TRACE_EM( Kern::Printf("DMemSpyEventMonitor::HandleEvent() - PRE WAIT"));
+	NKern::ThreadEnterCS();
 	Kern::MutexWait(*iLock);
 	// TRACE_EM( Kern::Printf("DMemSpyEventMonitor::HandleEvent() - POST WAIT"));
 
@@ -250,6 +251,7 @@
 
 	// TRACE_EM( Kern::Printf("DMemSpyEventMonitor::HandleEvent() - PRE SIGNAL "));
 	Kern::MutexSignal( *iLock );
+	NKern::ThreadLeaveCS();
 	// TRACE_EM( Kern::Printf("DMemSpyEventMonitor::HandleEvent() - POST SIGNAL "));
 
 	// Allow other handlers to see this event