[CI] SSLErrorMessageFileTests testMessageForCertificateAuthoritiesOutsideConfigDir failing

[elasticsearchmachine]

Build Scans:

• elasticsearch-periodic #10444 / openjdk21_checkpart4_java-matrix
• elasticsearch-periodic #10438 / openjdk22_checkpart4_java-matrix
• elasticsearch-periodic #10438 / openjdk17_checkpart4_java-fips-matrix
• elasticsearch-periodic #10438 / openjdk17_checkpart4_java-matrix
• elasticsearch-periodic #10438 / openjdk23_checkpart4_java-matrix
• elasticsearch-periodic #10438 / graalvm-ce17_checkpart4_java-matrix
• elasticsearch-periodic #10438 / openjdk21_checkpart4_java-matrix
• elasticsearch-periodic #10432 / graalvm-ce17_checkpart4_java-matrix
• elasticsearch-periodic #10432 / openjdk21_checkpart4_java-matrix
• elasticsearch-periodic #10432 / openjdk23_checkpart4_java-matrix

Reproduction Line:

./gradlew ":x-pack:plugin:security:test" --tests "org.elasticsearch.xpack.ssl.SSLErrorMessageFileTests.testMessageForCertificateAuthoritiesOutsideConfigDir" -Dtests.seed=D84B27A85367C362 -Dtests.locale=ksf -Dtests.timezone=Europe/Brussels -Druntime.java=21

Applicable branches:
8.18

Reproduces locally?:
N/A

Failure History:
See dashboard

Failure Message:

java.lang.AssertionError: 
Expected: a throwable with message of "failed to load SSL configuration [xpack.security.authc.realms.ldap.ldap1.ssl] - cannot read configured PEM certificate_authorities [/this/path/is/outside/the/config/directory/file.error] because access to read the file is blocked; SSL resources should be placed in the [/dev/shm/bk/bk-agent-prod-gcp-1757016771307972022/elastic/elasticsearch-periodic/x-pack/plugin/security/build/testrun/test/temp/org.elasticsearch.xpack.ssl.SSLErrorMessageFileTests_D84B27A85367C362-001/tempDir-048/config] directory"
     but: was <org.elasticsearch.ElasticsearchSecurityException: failed to load SSL configuration [xpack.security.authc.realms.ldap.ldap1.ssl] - cannot read configured PEM certificate_authorities [/this/path/is/outside/the/config/directory/file.error] because the file does not exist> at org.elasticsearch.xpack.core.ssl.SSLService.lambda$loadSslConfigurations$11(SSLService.java:622)

Issue Reasons:

• [8.18] 105 consecutive failures in test testMessageForCertificateAuthoritiesOutsideConfigDir
• [8.18] 20 consecutive failures in step openjdk21_checkpart4_java-matrix
• [8.18] 19 consecutive failures in step openjdk22_checkpart4_java-matrix
• [8.18] 14 consecutive failures in step openjdk17_checkpart4_java-fips-matrix
• [8.18] 14 consecutive failures in step openjdk17_checkpart4_java-matrix
• [8.18] 19 consecutive failures in step openjdk23_checkpart4_java-matrix
• [8.18] 19 consecutive failures in step graalvm-ce17_checkpart4_java-matrix
• [8.18] 20 consecutive failures in pipeline elasticsearch-periodic
• [8.18] 105 failures in test testMessageForCertificateAuthoritiesOutsideConfigDir (100.0% fail rate in 105 executions)
• [8.18] 20 failures in step openjdk21_checkpart4_java-matrix (100.0% fail rate in 20 executions)
• [8.18] 19 failures in step openjdk22_checkpart4_java-matrix (100.0% fail rate in 19 executions)
• [8.18] 14 failures in step openjdk17_checkpart4_java-fips-matrix (100.0% fail rate in 14 executions)
• [8.18] 14 failures in step openjdk17_checkpart4_java-matrix (100.0% fail rate in 14 executions)
• [8.18] 19 failures in step openjdk23_checkpart4_java-matrix (100.0% fail rate in 19 executions)
• [8.18] 19 failures in step graalvm-ce17_checkpart4_java-matrix (100.0% fail rate in 19 executions)

Note:
This issue was created using new test triage automation. Please report issues or feedback to es-delivery.

[elasticsearchmachine]

Pinging @elastic/es-security (Team:Security)

[jfreden]

Fixed in: #135168