diff --git a/core/kernel/kernel.go b/core/kernel/kernel.go
index 38be55de..1416bb33 100644
--- a/core/kernel/kernel.go
+++ b/core/kernel/kernel.go
@@ -9,6 +9,7 @@ import (
 	. "github.com/yu-org/yu/core/tripod/dev"
 	. "github.com/yu-org/yu/core/types"
 	. "github.com/yu-org/yu/utils/ip"
+	"go.uber.org/atomic"
 	"sync"
 )
 
@@ -17,6 +18,8 @@ type Kernel struct {
 
 	RunMode RunMode
 
+	pendingBlock atomic.Pointer[Block]
+
 	stopChan chan struct{}
 
 	httpPort string
@@ -44,6 +47,7 @@ func NewKernel(
 	}
 
 	env.Execute = k.OrderedExecute
+	k.pendingBlock.Store(nil)
 
 	// Configure the handlers in P2P network
 
diff --git a/core/kernel/run.go b/core/kernel/run.go
index 7e6e1e7b..28d114a6 100644
--- a/core/kernel/run.go
+++ b/core/kernel/run.go
@@ -48,12 +48,18 @@ func (k *Kernel) Run() {
 
 }
 
+func (k *Kernel) GetPendingBlock() *Block {
+	return k.pendingBlock.Load()
+}
+
 func (k *Kernel) LocalRun() (err error) {
 	newBlock, err := k.makeNewBasicBlock()
 	if err != nil {
 		return err
 	}
 
+	k.pendingBlock.Store(newBlock)
+
 	// start a new block
 	err = k.land.RangeList(func(tri *Tripod) error {
 		tri.BlockCycle.StartBlock(newBlock)