diff --git a/server/storage/backend/backend.go b/server/storage/backend/backend.go
index f30d79062..beaaefe24 100644
--- a/server/storage/backend/backend.go
+++ b/server/storage/backend/backend.go
@@ -634,7 +634,9 @@ func (b *backend) begin(write bool) *bolt.Tx {
 }
 
 func (b *backend) unsafeBegin(write bool) *bolt.Tx {
+	// gofail: var beforeStartDBTxn struct{}
 	tx, err := b.db.Begin(write)
+	// gofail: var afterStartDBTxn struct{}
 	if err != nil {
 		b.lg.Fatal("failed to begin tx", zap.Error(err))
 	}
diff --git a/server/storage/backend/batch_tx.go b/server/storage/backend/batch_tx.go
index 63b422fbb..c837dc305 100644
--- a/server/storage/backend/batch_tx.go
+++ b/server/storage/backend/batch_tx.go
@@ -307,7 +307,9 @@ func newBatchTxBuffered(backend *backend) *batchTxBuffered {
 func (t *batchTxBuffered) Unlock() {
 	if t.pending != 0 {
 		t.backend.readTx.Lock() // blocks txReadBuffer for writing.
+		// gofail: var beforeWritebackBuf struct{}
 		t.buf.writeback(&t.backend.readTx.buf)
+		// gofail: var afterWritebackBuf struct{}
 		t.backend.readTx.Unlock()
 		if t.pending >= t.backend.batchLimit {
 			t.commit(false)
diff --git a/tests/linearizability/failpoints.go b/tests/linearizability/failpoints.go
index 06477aef4..7b302ceb3 100644
--- a/tests/linearizability/failpoints.go
+++ b/tests/linearizability/failpoints.go
@@ -31,19 +31,25 @@ import (
 )
 
 var (
-	KillFailpoint                  Failpoint = killFailpoint{}
-	DefragBeforeCopyPanic          Failpoint = goFailpoint{"backend/defragBeforeCopy", "panic", triggerDefrag}
-	DefragBeforeRenamePanic        Failpoint = goFailpoint{"backend/defragBeforeRename", "panic", triggerDefrag}
-	BeforeCommitPanic              Failpoint = goFailpoint{"backend/beforeCommit", "panic", nil}
-	AfterCommitPanic               Failpoint = goFailpoint{"backend/afterCommit", "panic", nil}
-	RaftBeforeSavePanic            Failpoint = goFailpoint{"etcdserver/raftBeforeSave", "panic", nil}
-	RaftAfterSavePanic             Failpoint = goFailpoint{"etcdserver/raftAfterSave", "panic", nil}
-	CommitBeforePreCommitHookPanic Failpoint = goFailpoint{"backend/commitBeforePreCommitHook", "panic", nil}
-	CommitAfterPreCommitHookPanic  Failpoint = goFailpoint{"backend/commitAfterPreCommitHook", "panic", nil}
-	RandomFailpoint                Failpoint = randomFailpoint{[]Failpoint{
+	KillFailpoint                   Failpoint = killFailpoint{}
+	DefragBeforeCopyPanic           Failpoint = goFailpoint{"backend/defragBeforeCopy", "panic", triggerDefrag}
+	DefragBeforeRenamePanic         Failpoint = goFailpoint{"backend/defragBeforeRename", "panic", triggerDefrag}
+	BeforeCommitPanic               Failpoint = goFailpoint{"backend/beforeCommit", "panic", nil}
+	AfterCommitPanic                Failpoint = goFailpoint{"backend/afterCommit", "panic", nil}
+	RaftBeforeSavePanic             Failpoint = goFailpoint{"etcdserver/raftBeforeSave", "panic", nil}
+	RaftAfterSavePanic              Failpoint = goFailpoint{"etcdserver/raftAfterSave", "panic", nil}
+	BackendBeforePreCommitHookPanic Failpoint = goFailpoint{"backend/commitBeforePreCommitHook", "panic", nil}
+	BackendAfterPreCommitHookPanic  Failpoint = goFailpoint{"backend/commitAfterPreCommitHook", "panic", nil}
+	BackendBeforeStartDBTxnPanic    Failpoint = goFailpoint{"backend/beforeStartDBTxn", "panic", nil}
+	BackendAfterStartDBTxnPanic     Failpoint = goFailpoint{"backend/afterStartDBTxn", "panic", nil}
+	BackendBeforeWritebackBufPanic  Failpoint = goFailpoint{"backend/beforeWritebackBuf", "panic", nil}
+	BackendAfterWritebackBufPanic   Failpoint = goFailpoint{"backend/afterWritebackBuf", "panic", nil}
+	RandomFailpoint                 Failpoint = randomFailpoint{[]Failpoint{
 		KillFailpoint, BeforeCommitPanic, AfterCommitPanic, RaftBeforeSavePanic,
 		RaftAfterSavePanic, DefragBeforeCopyPanic, DefragBeforeRenamePanic,
-		CommitBeforePreCommitHookPanic, CommitAfterPreCommitHookPanic,
+		BackendBeforePreCommitHookPanic, BackendAfterPreCommitHookPanic,
+		BackendBeforeStartDBTxnPanic, BackendAfterStartDBTxnPanic,
+		BackendBeforeWritebackBufPanic, BackendAfterWritebackBufPanic,
 	}}
 	// TODO: Figure out how to reliably trigger below failpoints and add them to RandomFailpoint
 	raftBeforeLeaderSendPanic   Failpoint = goFailpoint{"etcdserver/raftBeforeLeaderSend", "panic", nil}