diff --git a/sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/FileFormatWriter.scala b/sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/FileFormatWriter.scala
index c4fa891a6697c..19965b27c688b 100644
--- a/sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/FileFormatWriter.scala
+++ b/sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/FileFormatWriter.scala
@@ -20,8 +20,7 @@ package org.apache.spark.sql.execution.datasources
 import java.util.{Date, UUID}
 
 import org.apache.hadoop.conf.Configuration
-import org.apache.hadoop.fs.FileAlreadyExistsException
-import org.apache.hadoop.fs.Path
+import org.apache.hadoop.fs.{FileAlreadyExistsException, Path}
 import org.apache.hadoop.mapreduce._
 import org.apache.hadoop.mapreduce.lib.output.FileOutputFormat
 import org.apache.hadoop.mapreduce.task.TaskAttemptContextImpl
diff --git a/sql/core/src/test/scala/org/apache/spark/sql/sources/InsertSuite.scala b/sql/core/src/test/scala/org/apache/spark/sql/sources/InsertSuite.scala
index 9e33b8aaec5d9..555ee05faa93a 100644
--- a/sql/core/src/test/scala/org/apache/spark/sql/sources/InsertSuite.scala
+++ b/sql/core/src/test/scala/org/apache/spark/sql/sources/InsertSuite.scala
@@ -20,6 +20,8 @@ package org.apache.spark.sql.sources
 import java.io.File
 import java.sql.Date
 
+import org.apache.hadoop.fs.{FileAlreadyExistsException, FSDataOutputStream, Path, RawLocalFileSystem}
+
 import org.apache.spark.SparkException
 import org.apache.spark.sql._
 import org.apache.spark.sql.catalyst.TableIdentifier
@@ -735,4 +737,35 @@ class InsertSuite extends DataSourceTest with SharedSparkSession {
       assert(msg.contains("Cannot write nullable values to non-null column 's'"))
     }
   }
+
+  test("SPARK-29649: Stop task set if FileAlreadyExistsException was thrown") {
+    withSQLConf("fs.file.impl" -> classOf[FileExistingTestFileSystem].getName,
+        "fs.file.impl.disable.cache" -> "true") {
+      withTable("t") {
+        sql(
+          """
+            |create table t(i int, part1 int) using parquet
+            |partitioned by (part1)
+          """.stripMargin)
+
+        val df = Seq((1, 1)).toDF("i", "part1")
+        val err = intercept[SparkException] {
+          df.write.mode("overwrite").format("parquet").insertInto("t")
+        }
+        assert(err.getCause.getMessage.contains("can not write to output file: " +
+          "org.apache.hadoop.fs.FileAlreadyExistsException"))
+      }
+    }
+  }
+}
+
+class FileExistingTestFileSystem extends RawLocalFileSystem {
+  override def create(
+      f: Path,
+      overwrite: Boolean,
+      bufferSize: Int,
+      replication: Short,
+      blockSize: Long): FSDataOutputStream = {
+    throw new FileAlreadyExistsException(s"${f.toString} already exists")
+  }
 }