[SPARK-36383] NullPointerException throws during executor shutdown

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.0.3, 3.1.2, 3.2.0, 3.3.0
• Fix Version/s: 3.2.0, 3.3.0
• Component/s: Spark Core
• Assignee: wuyi
• Reporter: wuyi
• Created: 02/Aug/21 14:18
• Updated: 03/Aug/21 15:51
• Resolved: 03/Aug/21 06:57

Description

21/07/23 16:04:10 WARN Executor: Unable to stop executor metrics poller
java.lang.NullPointerException
        at org.apache.spark.executor.Executor.stop(Executor.scala:318)
        at org.apache.spark.executor.Executor.$anonfun$stopHookReference$1(Executor.scala:76)
        at org.apache.spark.util.SparkShutdownHook.run(ShutdownHookManager.scala:214)
        at org.apache.spark.util.SparkShutdownHookManager.$anonfun$runAll$2(ShutdownHookManager.scala:188)
        at scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:23)
        at org.apache.spark.util.Utils$.logUncaughtExceptions(Utils.scala:2025)
        at org.apache.spark.util.SparkShutdownHookManager.$anonfun$runAll$1(ShutdownHookManager.scala:188)
        at scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:23)
        at scala.util.Try$.apply(Try.scala:213)
        at org.apache.spark.util.SparkShutdownHookManager.runAll(ShutdownHookManager.scala:188)
        at org.apache.spark.util.SparkShutdownHookManager$$anon$2.run(ShutdownHookManager.scala:178)
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
        at java.util.concurrent.FutureTask.run(FutureTask.java:266)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
21/07/23 16:04:10 WARN Executor: Unable to stop heartbeater
java.lang.NullPointerException
        at org.apache.spark.executor.Executor.stop(Executor.scala:324)
        at org.apache.spark.executor.Executor.$anonfun$stopHookReference$1(Executor.scala:76)
        at org.apache.spark.util.SparkShutdownHook.run(ShutdownHookManager.scala:214)
        at org.apache.spark.util.SparkShutdownHookManager.$anonfun$runAll$2(ShutdownHookManager.scala:188)
        at scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:23)
        at org.apache.spark.util.Utils$.logUncaughtExceptions(Utils.scala:2025)
        at org.apache.spark.util.SparkShutdownHookManager.$anonfun$runAll$1(ShutdownHookManager.scala:188)
        at scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:23)
        at scala.util.Try$.apply(Try.scala:213)
        at org.apache.spark.util.SparkShutdownHookManager.runAll(ShutdownHookManager.scala:188)
        at org.apache.spark.util.SparkShutdownHookManager$$anon$2.run(ShutdownHookManager.scala:178)
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
        at java.util.concurrent.FutureTask.run(FutureTask.java:266)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
21/07/23 16:04:10 ERROR Utils: Uncaught exception in thread shutdown-hook-0
java.lang.NullPointerException
        at org.apache.spark.executor.Executor.$anonfun$stop$3(Executor.scala:334)
        at scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:23)
        at org.apache.spark.util.Utils$.withContextClassLoader(Utils.scala:231)
        at org.apache.spark.executor.Executor.stop(Executor.scala:334)
        at org.apache.spark.executor.Executor.$anonfun$stopHookReference$1(Executor.scala:76)
        at org.apache.spark.util.SparkShutdownHook.run(ShutdownHookManager.scala:214)
        at org.apache.spark.util.SparkShutdownHookManager.$anonfun$runAll$2(ShutdownHookManager.scala:188)
        at scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:23)
        at org.apache.spark.util.Utils$.logUncaughtExceptions(Utils.scala:2025)
        at org.apache.spark.util.SparkShutdownHookManager.$anonfun$runAll$1(ShutdownHookManager.scala:188)
        at scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:23)
        at scala.util.Try$.apply(Try.scala:213)
        at org.apache.spark.util.SparkShutdownHookManager.runAll(ShutdownHookManager.scala:188)
        at org.apache.spark.util.SparkShutdownHookManager$$anon$2.run(ShutdownHookManager.scala:178)
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
        at java.util.concurrent.FutureTask.run(FutureTask.java:266)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)

Issue Links

• links to: [Github] Pull Request #33612 (Ngone51)
• links to: [Github] Pull Request #33620 (Ngone51)