[jira] [Assigned] (FLINK-24998) SIGSEGV in Kryo / C2 CompilerThread on Java 17

["Chesnay Schepler (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/FLINK-24998?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Chesnay Schepler reassigned FLINK-24998:
----------------------------------------

    Assignee: Chesnay Schepler

> SIGSEGV in Kryo / C2 CompilerThread on Java 17
> ----------------------------------------------
>
>                 Key: FLINK-24998
>                 URL: https://issues.apache.org/jira/browse/FLINK-24998
>             Project: Flink
>          Issue Type: Sub-task
>          Components: API / Type Serialization System
>            Reporter: Chesnay Schepler
>            Assignee: Chesnay Schepler
>            Priority: Blocker
>         Attachments: -__w-1-s-flink-tests-target-hs_err_pid470059.log
>
>
> While running our tests on CI with Java 17 they failed infrequently with a SIGSEGV error.
> All occurrences were related to Kryo and happened in the C2 CompilerThread.
> {code:java}
> Current thread (0x00007f1394165c00):  JavaThread "C2 CompilerThread0" daemon [_thread_in_native, id=470077, stack(0x00007f1374361000,0x00007f1374462000)]
> Current CompileTask:
> C2:  14251 6333       4       com.esotericsoftware.kryo.io.Input::readString (127 bytes)
> {code}
> The full error is attached to the ticket. -I can also provide the core dump if needed.-



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