[FLINK-2089] "Buffer recycled" IllegalStateException during cancelling

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.10.0
• Fix Version/s: 0.9.1, 0.10.0
• Component/s: Runtime / Coordination
• Assignee: Ufuk Celebi
• Reporter: Ufuk Celebi
• Created: 26/May/15 07:41
• Updated: 06/Oct/15 15:51
• Resolved: 26/Aug/15 10:37

Description

rmetzger reported the following stack trace during cancelling of high parallelism jobs:

Error: java.lang.IllegalStateException: Buffer has already been recycled.
at org.apache.flink.shaded.com.google.common.base.Preconditions.checkState(Preconditions.java:173)
at org.apache.flink.runtime.io.network.buffer.Buffer.ensureNotRecycled(Buffer.java:142)
at org.apache.flink.runtime.io.network.buffer.Buffer.getMemorySegment(Buffer.java:78)
at org.apache.flink.runtime.io.network.api.serialization.SpillingAdaptiveSpanningRecordDeserializer.setNextBuffer(SpillingAdaptiveSpanningRecordDeserializer.java:72)
at org.apache.flink.runtime.io.network.api.reader.AbstractRecordReader.getNextRecord(AbstractRecordReader.java:80)
at org.apache.flink.runtime.io.network.api.reader.MutableRecordReader.next(MutableRecordReader.java:34)
at org.apache.flink.runtime.operators.util.ReaderIterator.next(ReaderIterator.java:73)
at org.apache.flink.runtime.operators.MapDriver.run(MapDriver.java:96)
at org.apache.flink.runtime.operators.RegularPactTask.run(RegularPactTask.java:496)
at org.apache.flink.runtime.operators.RegularPactTask.invoke(RegularPactTask.java:362)
at org.apache.flink.runtime.taskmanager.Task.run(Task.java:559)
at java.lang.Thread.run(Thread.java:745)

This looks like a concurrent buffer pool release/buffer usage error. I'm investing this today.