RFR: 8330174: Protection zone for easier detection of accidental zero-nKlass use [v8]

[David Holmes]

On Wed, 26 Feb 2025 09:51:06 GMT, Thomas Stuefe <stuefe at openjdk.org> wrote:

>> Looks good to me!
>
>> Looks good to me!
> 
> Thank you @rkennke and @iklam !

@tstuefe your new test is failing on all platforms in our CI.

----------System.err:(23/1185)----------
 stdout: [[0.001s][info][metaspace]  - commit_granule_bytes: 65536.
[0.001s][info][metaspace]  - commit_granule_words: 8192.
[0.001s][info][metaspace]  - virtual_space_node_default_size: 8388608.
[0.001s][info][metaspace]  - enlarge_chunks_in_place: 1.
[0.054s][error][cds      ] An error has occurred while processing the shared archive file.
[0.054s][error][cds      ] Unable to map shared spaces
Error occurred during initialization of VM
Unable to use shared archive.
];
 stderr: []
 exitValue = 1

java.lang.RuntimeException: did not find Narrow klass base in log output


Sorry not in a position to file a bug at the moment.

-------------

PR Comment: https://git.openjdk.org/jdk/pull/23190#issuecomment-2684765761