RFR: 8373439: Deadlock between flight recorder & VMDeath

[Francesco Andreuzzi]

On Thu, 11 Dec 2025 15:19:51 GMT, Bara' Hasheesh <duke at openjdk.org> wrote:

> A simple `PlatformRecorder.isInShutDown` check is added to `PlatformRecording.start` to prevent any new recording from start after the JVM initiates it's shutdown hooks  
> 
> A new test was added that fails without the change & passes with it 
> 
> I also ran `tier1`, `tier2` as well as `jdk_jfr` on Linux x86

test/jdk/jdk/jfr/api/recording/deadlock/TestShutdownDeadLock.java line 43:

> 41:         Recording r = new Recording();
> 42:         r.start();
> 43:         r.stop();

Are these two lines needed for the reproducer?

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PR Review Comment: https://git.openjdk.org/jdk/pull/28767#discussion_r2611098871