[jdk17u-dev] Integrated: 8276125: RunThese24H.java SIGSEGV in JfrThreadGroup::thread_group_id

[Liang Mao]

On Fri, 26 Jan 2024 03:33:42 GMT, Liang Mao <lmao at openjdk.org> wrote:

> Clean backport for fixing JFR crash. The root cause is creating threads in JNI function can overlap with the JFR safepoint op and accessing a NULL threadobj. The original commit fixed the potential NULL access.
> 
> Additional testing:
>  - [x] Linux aarch64 server fastdebug,  test/jdk/jdk/jfr passed

This pull request has now been integrated.

Changeset: 2500dbef
Author:    Liang Mao <lmao at openjdk.org>
Committer: Aleksey Shipilev <shade at openjdk.org>
URL:       https://git.openjdk.org/jdk17u-dev/commit/2500dbef9bf3b22e0e57cfe038f22e079e05586b
Stats:     6 lines in 1 file changed: 4 ins; 0 del; 2 mod

8276125: RunThese24H.java SIGSEGV in JfrThreadGroup::thread_group_id

Backport-of: a885aab696777c99c8c4c5d9a46afc5fe0a4fe47

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PR: https://git.openjdk.org/jdk17u-dev/pull/2179