3 files changed, 12 insertions, 6 deletions
diff --git a/vm/stack.go b/vm/stack.go
index 2eca60ad1..98795cc03 100644
--- a/vm/stack.go
+++ b/vm/stack.go
@@ -147,9 +147,8 @@ func (m *Memory) Get(offset, size int64) []byte {
 
 func (self *Memory) Geti(offset, size int64) (cpy []byte) {
 	if len(self.store) > int(offset) {
-		s := int64(math.Min(float64(len(self.store)), float64(offset+size)))
 		cpy = make([]byte, size)
-		copy(cpy, self.store[offset:offset+s])
+		copy(cpy, self.store[offset:offset+size])
 
 		return
 	}
diff --git a/vm/types.go b/vm/types.go
index 530dbf400..ec9c7e74e 100644
--- a/vm/types.go
+++ b/vm/types.go
@@ -308,6 +308,11 @@ var opCodeToString = map[OpCode]string{
 	SWAP14: "SWAP14",
 	SWAP15: "SWAP15",
 	SWAP16: "SWAP16",
+	LOG0:   "LOG0",
+	LOG1:   "LOG1",
+	LOG2:   "LOG2",
+	LOG3:   "LOG3",
+	LOG4:   "LOG4",
 
 	// 0xf0 range
 	CREATE:   "CREATE",
diff --git a/vm/vm_debug.go b/vm/vm_debug.go
index dbab8fbcb..91d3c55c1 100644
--- a/vm/vm_debug.go
+++ b/vm/vm_debug.go
@@ -35,7 +35,7 @@ func NewDebugVm(env Environment) *DebugVm {
 		lt = LogTyDiff
 	}
 
-	return &DebugVm{env: env, logTy: lt, Recoverable: true}
+	return &DebugVm{env: env, logTy: lt, Recoverable: false}
 }
 
 func (self *DebugVm) RunClosure(closure *Closure) (ret []byte, err error) {
@@ -168,8 +168,10 @@ func (self *DebugVm) RunClosure(closure *Closure) (ret []byte, err error) {
 			gas.Set(GasLog)
 			addStepGasUsage(new(big.Int).Mul(big.NewInt(int64(n)), GasLog))
 
-			mSize, _ := stack.Peekn()
+			mSize, mStart := stack.Peekn()
 			addStepGasUsage(mSize)
+
+			newMemSize = calcMemSize(mStart, mSize)
 		case EXP:
 			require(2)
 
@@ -755,10 +757,10 @@ func (self *DebugVm) RunClosure(closure *Closure) (ret []byte, err error) {
 		case LOG0, LOG1, LOG2, LOG3, LOG4:
 			n := int(op - LOG0)
 			topics := make([][]byte, n)
-			mStart, mSize := stack.Pop().Int64(), stack.Pop().Int64()
+			mSize, mStart := stack.Pop().Int64(), stack.Pop().Int64()
 			data := mem.Geti(mStart, mSize)
 			for i := 0; i < n; i++ {
-				topics[i] = stack.Pop().Bytes()
+				topics[i] = ethutil.LeftPadBytes(stack.Pop().Bytes(), 32)
 			}
 
 			log := &state.Log{closure.Address(), topics, data}