Broadcast special Tx through pairRW

core/blockchain.go

@@ -690,7 +690,7 @@ func (bc *BlockChain) procFutureBlocks() {
 
 		// Insert one by one as chain insertion needs contiguous ancestry between blocks
 		for i := range blocks {
-			bc.InsertChain(blocks[i: i+1])
+			bc.InsertChain(blocks[i : i+1])
 		}
 	}
 }
@@ -1243,7 +1243,7 @@ func (st *insertStats) report(chain []*types.Block, index int, cache common.Stor
 	if index == len(chain)-1 || elapsed >= statsReportLimit {
 		var (
 			end = chain[index]
-			txs = countTransactions(chain[st.lastIndex: index+1])
+			txs = countTransactions(chain[st.lastIndex : index+1])
 		)
 		context := []interface{}{
 			"blocks", st.processed, "txs", txs, "mgas", float64(st.usedGas) / 1000000,

core/tx_list.go

@@ -251,19 +251,18 @@ func (l *txList) Overlaps(tx *types.Transaction) bool {
 func (l *txList) Add(tx *types.Transaction, priceBump uint64) (bool, *types.Transaction) {
 	// If there's an older better transaction, abort
 	old := l.txs.Get(tx.Nonce())
-
+	if old != nil && old.IsSpecialTransaction() {
-	if (tx.To() != nil && tx.To().String() != common.RandomizeSMC) || tx.To() == nil {
+		return false, nil
-		if old != nil {
+	}
-			threshold := new(big.Int).Div(new(big.Int).Mul(old.GasPrice(), big.NewInt(100+int64(priceBump))), big.NewInt(100))
+	if old != nil {
-			// Have to ensure that the new gas price is higher than the old gas
+		threshold := new(big.Int).Div(new(big.Int).Mul(old.GasPrice(), big.NewInt(100+int64(priceBump))), big.NewInt(100))
-			// price as well as checking the percentage threshold to ensure that
+		// Have to ensure that the new gas price is higher than the old gas
-			// this is accurate for low (Wei-level) gas price replacements
+		// price as well as checking the percentage threshold to ensure that
-			if old.GasPrice().Cmp(tx.GasPrice()) >= 0 || threshold.Cmp(tx.GasPrice()) > 0 {
+		// this is accurate for low (Wei-level) gas price replacements
-				return false, nil
+		if old.GasPrice().Cmp(tx.GasPrice()) >= 0 || threshold.Cmp(tx.GasPrice()) > 0 {
-			}
+			return false, nil
 		}
 	}
-
 	// Otherwise overwrite the old transaction with the current one
 	l.txs.Put(tx)
 	if cost := tx.Cost(); l.costcap.Cmp(cost) < 0 {

core/tx_pool.go

@@ -80,6 +80,8 @@ var (
 	ErrOversizedData = errors.New("oversized data")
 
 	ErrZeroGasPrice = errors.New("zero gas price")
+
+	ErrDuplicateSpecialTransaction = errors.New("duplicate a specail transaction")
 )
 
 var (
@@ -186,16 +188,17 @@ func (config *TxPoolConfig) sanitize() TxPoolConfig {
 // current state) and future transactions. Transactions move between those
 // two states over time as they are received and processed.
 type TxPool struct {
-	config       TxPoolConfig
+	config        TxPoolConfig
-	chainconfig  *params.ChainConfig
+	chainconfig   *params.ChainConfig
-	chain        blockChain
+	chain         blockChain
-	gasPrice     *big.Int
+	gasPrice      *big.Int
-	txFeed       event.Feed
+	txFeed        event.Feed
-	scope        event.SubscriptionScope
+	specialTxFeed event.Feed
-	chainHeadCh  chan ChainHeadEvent
+	scope         event.SubscriptionScope
-	chainHeadSub event.Subscription
+	chainHeadCh   chan ChainHeadEvent
-	signer       types.Signer
+	chainHeadSub  event.Subscription
-	mu           sync.RWMutex
+	signer        types.Signer
+	mu            sync.RWMutex
 
 	currentState  *state.StateDB      // Current state in the blockchain head
 	pendingState  *state.ManagedState // Pending state tracking virtual nonces
@@ -454,6 +457,10 @@ func (pool *TxPool) SubscribeTxPreEvent(ch chan<- TxPreEvent) event.Subscription
 	return pool.scope.Track(pool.txFeed.Subscribe(ch))
 }
 
+func (pool *TxPool) SubscribeSpecialTxPreEvent(ch chan<- TxPreEvent) event.Subscription {
+	return pool.scope.Track(pool.specialTxFeed.Subscribe(ch))
+}
+
 // GasPrice returns the current gas price enforced by the transaction pool.
 func (pool *TxPool) GasPrice() *big.Int {
 	pool.mu.RLock()
@@ -553,14 +560,6 @@ func (pool *TxPool) local() map[common.Address]types.Transactions {
 	return txs
 }
 
-func (pool *TxPool) GetSender(tx *types.Transaction) (common.Address, error) {
-	from, err := types.Sender(pool.signer, tx)
-	if err != nil {
-		return common.Address{}, ErrInvalidSender
-	}
-	return from, nil
-}
-
 // validateTx checks whether a transaction is valid according to the consensus
 // rules and adheres to some heuristic limits of the local node (price and size).
 func (pool *TxPool) validateTx(tx *types.Transaction, local bool) error {
@@ -584,7 +583,7 @@ func (pool *TxPool) validateTx(tx *types.Transaction, local bool) error {
 	}
 	// Drop non-local transactions under our own minimal accepted gas price
 	local = local || pool.locals.contains(from) // account may be local even if the transaction arrived from the network
-	if !local && pool.gasPrice.Cmp(tx.GasPrice()) > 0 {
+	if !local && tx.To() != nil && !tx.IsSpecialTransaction() && pool.gasPrice.Cmp(tx.GasPrice()) > 0 {
 		return ErrUnderpriced
 	}
 	// Ensure the transaction adheres to nonce ordering
@@ -597,7 +596,7 @@ func (pool *TxPool) validateTx(tx *types.Transaction, local bool) error {
 		return ErrInsufficientFunds
 	}
 
-	if tx.To() != nil && tx.To().String() != common.BlockSigners && tx.To().String() != common.RandomizeSMC {
+	if tx.To() != nil && !tx.IsSpecialTransaction() {
 		intrGas, err := IntrinsicGas(tx.Data(), tx.To() == nil, pool.homestead)
 		if err != nil {
 			return err
@@ -654,8 +653,11 @@ func (pool *TxPool) add(tx *types.Transaction, local bool) (bool, error) {
 			pool.removeTx(tx.Hash())
 		}
 	}
-	// If the transaction is replacing an already pending one, do directly
 	from, _ := types.Sender(pool.signer, tx) // already validated
+	if tx.IsSpecialTransaction() {
+		return pool.promoteSpecialTx(from, tx)
+	}
+	// If the transaction is replacing an already pending one, do directly
 	if list := pool.pending[from]; list != nil && list.Overlaps(tx) {
 		// Nonce already pending, check if required price bump is met
 		inserted, old := list.Add(tx, pool.config.PriceBump)
@@ -771,6 +773,54 @@ func (pool *TxPool) promoteTx(addr common.Address, hash common.Hash, tx *types.T
 	go pool.txFeed.Send(TxPreEvent{tx})
 }
 
+func (pool *TxPool) promoteSpecialTx(addr common.Address, tx *types.Transaction) (bool, error) {
+	// Try to insert the transaction into the pending queue
+	if pool.pending[addr] == nil {
+		pool.pending[addr] = newTxList(true)
+	}
+	list := pool.pending[addr]
+	old := list.txs.Get(tx.Nonce())
+	if old != nil && old.IsSpecialTransaction() {
+		return false, ErrDuplicateSpecialTransaction
+	}
+	// Otherwise discard any previous transaction and mark this
+	if old != nil {
+		delete(pool.all, old.Hash())
+		pool.priced.Removed()
+		pendingReplaceCounter.Inc(1)
+	}
+	list.txs.Put(tx)
+	if cost := tx.Cost(); list.costcap.Cmp(cost) < 0 {
+		list.costcap = cost
+	}
+	if gas := tx.Gas(); list.gascap < gas {
+		list.gascap = gas
+	}
+	// Failsafe to work around direct pending inserts (tests)
+	if pool.all[tx.Hash()] == nil {
+		pool.all[tx.Hash()] = tx
+	}
+	// Set the potentially new pending nonce and notify any subsystems of the new tx
+	pool.beats[addr] = time.Now()
+	pool.pendingState.SetNonce(addr, tx.Nonce()+1)
+	broadcastTxs := types.Transactions{}
+	for i := tx.Nonce() - 1; i > 0; i-- {
+		before := list.txs.Get(i)
+		if before == nil || before.IsSpecialTransaction() {
+			break
+		}
+		broadcastTxs = append(broadcastTxs, before)
+	}
+	broadcastTxs = append(broadcastTxs, tx)
+	go func() {
+		for _, btx := range broadcastTxs {
+			pool.specialTxFeed.Send(TxPreEvent{btx})
+			log.Debug("Pooled new special transaction", "hash", tx.Hash(), "from", addr, "to", tx.To(), "nonce", tx.Nonce())
+		}
+	}()
+	return true, nil
+}
+
 // AddLocal enqueues a single transaction into the pool if it is valid, marking
 // the sender as a local one in the mean time, ensuring it goes around the local
 // pricing constraints.

core/types/transaction.go

@@ -267,6 +267,14 @@ func (tx *Transaction) RawSignatureValues() (*big.Int, *big.Int, *big.Int) {
 	return tx.data.V, tx.data.R, tx.data.S
 }
 
+func (tx *Transaction) IsSpecialTransaction() bool {
+	to := ""
+	if tx.To() != nil {
+		to = tx.To().String()
+	}
+	return to == common.RandomizeSMC || to == common.BlockSigners
+}
+
 func (tx *Transaction) String() string {
 	var from, to string
 	if tx.data.V != nil {
@@ -395,14 +403,32 @@ type TransactionsByPriceAndNonce struct {
 //
 // Note, the input map is reowned so the caller should not interact any more with
 // if after providing it to the constructor.
-func NewTransactionsByPriceAndNonce(signer Signer, txs map[common.Address]Transactions) *TransactionsByPriceAndNonce {
+func NewTransactionsByPriceAndNonce(signer Signer, txs map[common.Address]Transactions) (*TransactionsByPriceAndNonce, Transactions) {
 	// Initialize a price based heap with the head transactions
-	heads := make(TxByPrice, 0, len(txs))
+	heads := TxByPrice{}
+	specialTxs := Transactions{}
 	for _, accTxs := range txs {
-		heads = append(heads, accTxs[0])
+		var normalTxs Transactions
-		// Ensure the sender address is from the signer
+		lastSpecialTx := -1
-		acc, _ := Sender(signer, accTxs[0])
+		for i, tx := range accTxs {
-		txs[acc] = accTxs[1:]
+			if tx.IsSpecialTransaction() {
+				lastSpecialTx = i
+			}
+		}
+		if lastSpecialTx >= 0 {
+			for i := 0; i <= lastSpecialTx; i++ {
+				specialTxs = append(specialTxs, accTxs[i])
+			}
+			normalTxs = accTxs[lastSpecialTx+1:]
+		} else {
+			normalTxs = accTxs
+		}
+		if len(normalTxs) > 0 {
+			acc, _ := Sender(signer, normalTxs[0])
+			heads = append(heads, normalTxs[0])
+			// Ensure the sender address is from the signer
+			txs[acc] = normalTxs[1:]
+		}
 	}
 	heap.Init(&heads)
 
@@ -411,7 +437,7 @@ func NewTransactionsByPriceAndNonce(signer Signer, txs map[common.Address]Transa
 		txs:    txs,
 		heads:  heads,
 		signer: signer,
-	}
+	}, specialTxs
 }
 
 // Peek returns the next transaction by price.
@@ -474,4 +500,4 @@ func (m Message) Value() *big.Int      { return m.amount }
 func (m Message) Gas() uint64          { return m.gasLimit }
 func (m Message) Nonce() uint64        { return m.nonce }
 func (m Message) Data() []byte         { return m.data }
-func (m Message) CheckNonce() bool     { return m.checkNonce }
+func (m Message) CheckNonce() bool     { return m.checkNonce }

core/types/transaction_test.go

@@ -144,8 +144,8 @@ func TestTransactionPriceNonceSort(t *testing.T) {
 		}
 	}
 	// Sort the transactions and cross check the nonce ordering
-	txset := NewTransactionsByPriceAndNonce(signer, groups)
+	txset, _ := NewTransactionsByPriceAndNonce(signer, groups)
-
+	
 	txs := Transactions{}
 	for tx := txset.Peek(); tx != nil; tx = txset.Peek() {
 		txs = append(txs, tx)

eth/handler.go

@@ -83,6 +83,8 @@ type ProtocolManager struct {
 	eventMux      *event.TypeMux
 	txCh          chan core.TxPreEvent
 	txSub         event.Subscription
+	specialTxCh   chan core.TxPreEvent
+	specialTxSub  event.Subscription
 	minedBlockSub *event.TypeMuxSubscription
 
 	// channels for fetcher, syncer, txsyncLoop
@@ -208,6 +210,10 @@ func (pm *ProtocolManager) Start(maxPeers int) {
 	pm.txSub = pm.txpool.SubscribeTxPreEvent(pm.txCh)
 	go pm.txBroadcastLoop()
 
+	pm.specialTxCh = make(chan core.TxPreEvent, txChanSize)
+	pm.specialTxSub = pm.txpool.SubscribeSpecialTxPreEvent(pm.specialTxCh)
+	go pm.specialTxBroadcastLoop()
+
 	// broadcast mined blocks
 	pm.minedBlockSub = pm.eventMux.Subscribe(core.NewMinedBlockEvent{})
 	go pm.minedBroadcastLoop()
@@ -221,6 +227,7 @@ func (pm *ProtocolManager) Stop() {
 	log.Info("Stopping Ethereum protocol")
 
 	pm.txSub.Unsubscribe()         // quits txBroadcastLoop
+	pm.specialTxSub.Unsubscribe()  // quits specialTxBroadcastLoop
 	pm.minedBlockSub.Unsubscribe() // quits blockBroadcastLoop
 
 	// Quit the sync loop.
@@ -726,6 +733,16 @@ func (pm *ProtocolManager) BroadcastTx(hash common.Hash, tx *types.Transaction)
 	log.Trace("Broadcast transaction", "hash", hash, "recipients", len(peers))
 }
 
+func (pm *ProtocolManager) BroadcastSpecialTx(hash common.Hash, tx *types.Transaction) {
+	// Broadcast transaction to a batch of peers not knowing about it
+	peers := pm.peers.PeersWithoutTx(hash)
+	//FIXME include this again: peers = peers[:int(math.Sqrt(float64(len(peers))))]
+	for _, peer := range peers {
+		peer.SendSpecialTransactions(tx)
+	}
+	log.Debug("Broadcast special transaction", "hash", hash, "recipients", len(peers))
+}
+
 // Mined broadcast loop
 func (self *ProtocolManager) minedBroadcastLoop() {
 	// automatically stops if unsubscribe
@@ -751,6 +768,19 @@ func (self *ProtocolManager) txBroadcastLoop() {
 	}
 }
 
+func (self *ProtocolManager) specialTxBroadcastLoop() {
+	for {
+		select {
+		case event := <-self.specialTxCh:
+			self.BroadcastSpecialTx(event.Tx.Hash(), event.Tx)
+
+			// Err() channel will be closed when unsubscribing.
+		case <-self.specialTxSub.Err():
+			return
+		}
+	}
+}
+
 // NodeInfo represents a short summary of the Ethereum sub-protocol metadata
 // known about the host peer.
 type NodeInfo struct {

eth/helper_test.go

@@ -128,6 +128,10 @@ func (p *testTxPool) SubscribeTxPreEvent(ch chan<- core.TxPreEvent) event.Subscr
 	return p.txFeed.Subscribe(ch)
 }
 
+func (p *testTxPool) SubscribeSpecialTxPreEvent(ch chan<- core.TxPreEvent) event.Subscription {
+	return p.txFeed.Subscribe(ch)
+}
+
 // newTestTransaction create a new dummy transaction.
 func newTestTransaction(from *ecdsa.PrivateKey, nonce uint64, datasize int) *types.Transaction {
 	tx := types.NewTransaction(nonce, common.Address{}, big.NewInt(0), 100000, big.NewInt(0), make([]byte, datasize))

eth/peer.go

@@ -141,6 +141,15 @@ func (p *peer) SendTransactions(txs types.Transactions) error {
 	return p2p.Send(p.rw, TxMsg, txs)
 }
 
+func (p *peer) SendSpecialTransactions(tx *types.Transaction) error {
+	p.knownTxs.Add(tx.Hash())
+	if p.pairRw != nil {
+		return p2p.Send(p.pairRw, TxMsg, types.Transactions{tx})
+	} else {
+		return p2p.Send(p.rw, TxMsg, types.Transactions{tx})
+	}
+}
+
 // SendNewBlockHashes announces the availability of a number of blocks through
 // a hash notification.
 func (p *peer) SendNewBlockHashes(hashes []common.Hash, numbers []uint64) error {
@@ -159,7 +168,7 @@ func (p *peer) SendNewBlockHashes(hashes []common.Hash, numbers []uint64) error
 func (p *peer) SendNewBlock(block *types.Block, td *big.Int) error {
 	p.knownBlocks.Add(block.Hash())
 	if p.pairRw != nil {
-		log.Trace("p2p SendNewBlock with pairRw", "p", p, "number", block.NumberU64())
+		log.Trace("p2p Send New Block with pairRw", "p", p, "number", block.NumberU64())
 		return p2p.Send(p.pairRw, NewBlockMsg, []interface{}{block, td})
 	} else {
 		return p2p.Send(p.rw, NewBlockMsg, []interface{}{block, td})

eth/protocol.go

@@ -106,6 +106,7 @@ type txPool interface {
 	// SubscribeTxPreEvent should return an event subscription of
 	// TxPreEvent and send events to the given channel.
 	SubscribeTxPreEvent(chan<- core.TxPreEvent) event.Subscription
+	SubscribeSpecialTxPreEvent(chan<- core.TxPreEvent) event.Subscription
 }
 
 // statusData is the network packet for the status message.

internal/ethapi/api.go

@@ -1210,8 +1210,8 @@ func (args *SendTxArgs) toTransaction() *types.Transaction {
 
 // submitTransaction is a helper function that submits tx to txPool and logs a message.
 func submitTransaction(ctx context.Context, b Backend, tx *types.Transaction) (common.Hash, error) {
-	if tx.To() != nil && tx.To().String() == common.BlockSigners {
+	if tx.To() != nil && tx.IsSpecialTransaction() {
-		return common.Hash{}, errors.New("Dont allow transaction sent to BlockSigners smart contract via API")
+		return common.Hash{}, errors.New("Dont allow transaction sent to BlockSigners & RandomizeSMC smart contract via API")
 	}
 	if err := b.SendTx(ctx, tx); err != nil {
 		return common.Hash{}, err

miner/worker.go

@@ -20,14 +20,15 @@ import (
 	"bytes"
 	"fmt"
 	"math/big"
+	"os"
 	"sync"
 	"sync/atomic"
 	"time"
 
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/consensus"
-	"github.com/ethereum/go-ethereum/consensus/XDPoS"
 	"github.com/ethereum/go-ethereum/consensus/misc"
+	"github.com/ethereum/go-ethereum/consensus/XDPoS"
 	"github.com/ethereum/go-ethereum/contracts"
 	"github.com/ethereum/go-ethereum/core"
 	"github.com/ethereum/go-ethereum/core/state"
@@ -52,7 +53,7 @@ const (
 	// chainSideChanSize is the size of channel listening to ChainSideEvent.
 	chainSideChanSize = 10
 	// timeout waiting for M1
-	waitPeriod  = 10
+	waitPeriod = 10
 )
 
 // Agent can register themself with the worker
@@ -269,9 +270,9 @@ func (self *worker) update() {
 				self.currentMu.Lock()
 				acc, _ := types.Sender(self.current.signer, ev.Tx)
 				txs := map[common.Address]types.Transactions{acc: {ev.Tx}}
-				txset := types.NewTransactionsByPriceAndNonce(self.current.signer, txs)
+				txset, specialTxs := types.NewTransactionsByPriceAndNonce(self.current.signer, txs)
 
-				self.current.commitTransactions(self.mux, txset, self.chain, self.coinbase)
+				self.current.commitTransactions(self.mux, txset, specialTxs, self.chain, self.coinbase)
 				self.currentMu.Unlock()
 			} else {
 				// If we're mining, but nothing is being processed, wake on new transactions
@@ -279,7 +280,6 @@ func (self *worker) update() {
 					self.commitNewWork()
 				}
 			}
-
 			// System stopped
 		case <-self.txSub.Err():
 			return
@@ -551,8 +551,8 @@ func (self *worker) commitNewWork() {
 		log.Error("Failed to fetch pending transactions", "err", err)
 		return
 	}
-	txs := types.NewTransactionsByPriceAndNonce(self.current.signer, pending)
+	txs, specialTxs := types.NewTransactionsByPriceAndNonce(self.current.signer, pending)
-	work.commitTransactions(self.mux, txs, self.chain, self.coinbase)
+	work.commitTransactions(self.mux, txs, specialTxs, self.chain, self.coinbase)
 
 	// compute uncles for the new block.
 	var (
@@ -583,7 +583,7 @@ func (self *worker) commitNewWork() {
 	}
 	// We only care about logging if we're actually mining.
 	if atomic.LoadInt32(&self.mining) == 1 {
-		log.Info("Commit new mining work", "number", work.Block.Number(), "txs", work.tcount, "uncles", len(uncles), "elapsed", common.PrettyDuration(time.Since(tstart)))
+		log.Info("Commit new mining work", "number", work.Block.Number(), "txs", work.tcount, "special txs", len(specialTxs), "uncles", len(uncles), "elapsed", common.PrettyDuration(time.Since(tstart)))
 		self.unconfirmed.Shift(work.Block.NumberU64() - 1)
 	}
 	if work.config.XDPoS != nil {
@@ -596,11 +596,12 @@ func (self *worker) commitNewWork() {
 			err := self.chain.UpdateM1()
 			if err != nil {
 				if err == core.ErrNotXDPoS {
-					log.Crit("Error when update M1 ", "err", err)
+					log.Error("Stopping node", "err", err)
+					os.Exit(1)
 				} else {
-					log.Error("Error when update M1 ", "err", err)
+					log.Error("Error when update masternodes set. Keep the current masternodes set for the next epoch.", "err", err)
 				}
-			}		
+			}
 		}
 	}
 	self.push(work)
@@ -621,11 +622,51 @@ func (self *worker) commitUncle(work *Work, uncle *types.Header) error {
 	return nil
 }
 
-func (env *Work) commitTransactions(mux *event.TypeMux, txs *types.TransactionsByPriceAndNonce, bc *core.BlockChain, coinbase common.Address) {
+func (env *Work) commitTransactions(mux *event.TypeMux, txs *types.TransactionsByPriceAndNonce, specialTxs types.Transactions, bc *core.BlockChain, coinbase common.Address) {
 	gp := new(core.GasPool).AddGas(env.header.GasLimit)
 
 	var coalescedLogs []*types.Log
 
+	for _, tx := range specialTxs {
+		if gp.Gas() < params.TxGas && tx.Gas() > 0 {
+			log.Trace("Not enough gas for further transactions", "gp", gp)
+			break
+		}
+		// Error may be ignored here. The error has already been checked
+		// during transaction acceptance is the transaction pool.
+		//
+		// We use the eip155 signer regardless of the current hf.
+		from, _ := types.Sender(env.signer, tx)
+		// Check whether the tx is replay protected. If we're not in the EIP155 hf
+		// phase, start ignoring the sender until we do.
+		if tx.Protected() && !env.config.IsEIP155(env.header.Number) {
+			log.Debug("Ignoring reply protected special transaction", "hash", tx.Hash(), "eip155", env.config.EIP155Block)
+			continue
+		}
+		// Start executing the transaction
+		env.state.Prepare(tx.Hash(), common.Hash{}, env.tcount)
+		err, logs := env.commitTransaction(tx, bc, coinbase, gp)
+		switch err {
+		case core.ErrNonceTooLow:
+			// New head notification data race between the transaction pool and miner, shift
+			log.Debug("Skipping special transaction with low nonce", "sender", from, "nonce", tx.Nonce(), "to", tx.To())
+
+		case core.ErrNonceTooHigh:
+			// Reorg notification data race between the transaction pool and miner, skip account =
+			log.Debug("Skipping account with special transaction hight nonce", "sender", from, "nonce", tx.Nonce(), "to", tx.To())
+
+		case nil:
+			// Everything ok, collect the logs and shift in the next transaction from the same account
+			coalescedLogs = append(coalescedLogs, logs...)
+			env.tcount++
+
+		default:
+			// Strange error, discard the transaction and get the next in line (note, the
+			// nonce-too-high clause will prevent us from executing in vain).
+			log.Debug("Add Special Transaction failed, account skipped", "hash", tx.Hash(), "sender", from, "nonce", tx.Nonce(), "to", tx.To(), "err", err)
+		}
+	}
+
 	for {
 		// If we don't have enough gas for any further transactions then we're done
 		if gp.Gas() < params.TxGas {