jdk_nio_0 and jdk_nio_1 FAILED in Test_openjdk18_hs_extended.openjdk_aarch64_linux, aix-ppc64

**java/nio/channels/Channels/ReadXBytes.java** [Jenkin test](https://ci.adoptopenjdk.net/job/Test_openjdk18_hs_extended.openjdk_aarch64_linux/7/testReport/junit/java_nio_channels_Channels_ReadXBytes/java/ReadXBytes/) for aarch64-linux and aix-ppc64

**Test Info**
Test Name: jdk_nio_1
Test Duration: 13 min 2 sec
Machine: test-docker-ubuntu1804-armv8l-4
TRSS link for the test output: https://trss.adoptium.net/output/test?id=616d8043c6182d0217802ba1

**Build Info**
Build Name: Test_openjdk18_hs_extended.openjdk_aarch64_linux
Jenkins Build start time: Oct 17 2021, 04:41 am
Jenkins Build URL: https://ci.adoptopenjdk.net/job/Test_openjdk18_hs_extended.openjdk_aarch64_linux/7/
TRSS link for the build: https://trss.adoptium.net/allTestsInfo?buildId=616d7c0dc6182d02177fffe5

**Java Version**
openjdk version "18" 2022-03-15
OpenJDK Runtime Environment Temurin-18+19 (build 18+19)
OpenJDK 64-Bit Server VM Temurin-18+19 (build 18+19, mixed mode, sharing)

[Rerun in Grinder](https://ci.adoptopenjdk.net/job/Grinder/parambuild/?SDK_RESOURCE=upstream&TARGET=jdk_nio_1&TEST_FLAG=&UPSTREAM_TEST_JOB_NAME=&DOCKER_REQUIRED=false&ACTIVE_NODE_TIMEOUT=0&VENDOR_TEST_DIRS=&EXTRA_DOCKER_ARGS=&TKG_OWNER_BRANCH=AdoptOpenJDK%3Amaster&TEST_PARALLELIZATION_PARAMS=&OPENJ9_SYSTEMTEST_OWNER_BRANCH=eclipse%3Amaster&PLATFORM=aarch64_linux&GENERATE_JOBS=false&KEEP_REPORTDIR=true&PERSONAL_BUILD=false&ADOPTOPENJDK_REPO=https%3A%2F%2Fgithub.com%2Fadoptium%2Faqa-tests.git&LABEL=&TEST_OPTIONS_PARAMS=&EXTRA_OPTIONS=&CUSTOMIZED_SDK_URL=&BUILD_IDENTIFIER=&NON_AQA_TEST_REPOS_HELP_TEXT=&ADOPTOPENJDK_BRANCH=master&LIGHT_WEIGHT_CHECKOUT=true&NON_AQA_TEST_REPOS=&ARTIFACTORY_SERVER=&TEST_REPO_PARAMS=&TEST_SELECTION_PARAMS=&TEST_PARALLELIZATION_PARAMS_HELP_TEXT=&JDK_SELECTION_PARAMS=&KEEP_WORKSPACE=false&USER_CREDENTIALS_ID=&JDK_VERSION=18&ITERATIONS=1&VENDOR_TEST_REPOS=&JDK_REPO=https%3A%2F%2Fgithub.com%2Fadoptium%2Fjdk&PLATFORM_AND_MACHINE_HELP_TEXT=&RELEASE_TAG=&OPENJ9_BRANCH=master&OPENJ9_SHA=&JCK_GIT_REPO=&VENDOR_TEST_BRANCHES=&UPSTREAM_JOB_NAME=build-scripts%2Fjobs%2Fjdk%2Fjdk-linux-aarch64-hotspot&OPENJ9_REPO=https%3A%2F%2Fgithub.com%2Feclipse-openj9%2Fopenj9.git&CLOUD_PROVIDER=&PLATFORM_AND_MACHINE=&CUSTOM_TARGET=&VENDOR_TEST_SHAS=&JDK_BRANCH=dev&LABEL_ADDITION=&ARTIFACTORY_REPO=&ARTIFACTORY_ROOT_DIR=&POST_RUN_PARAMS_HELP_TEXT=&UPSTREAM_TEST_JOB_NUMBER=&DOCKERIMAGE_TAG=&JDK_SELECTION_PARAMS_HELP_TEXT=&JDK_IMPL=hotspot&TEST_TIME=&SSH_AGENT_CREDENTIAL=&AUTO_DETECT=true&TKG_SHA=&TEST_SELECTION_PARAMS_HELP_TEXT=&ADOPTOPENJDK_SYSTEMTEST_OWNER_BRANCH=adoptium%3Amaster&CUSTOMIZED_SDK_URL_CREDENTIAL_ID=&NUM_MACHINES=&OPENJDK_SHA=&TRSS_URL=&BUILD_LIST=openjdk&UPSTREAM_JOB_NUMBER=496&STF_OWNER_BRANCH=adoptium%3Amaster&TEST_REPO_PARAMS_HELP_TEXT=&POST_RUN_PARAMS=&TIME_LIMIT=10&TEST_OPTIONS_PARAMS_HELP_TEXT=&JVM_OPTIONS=&PARALLEL=None)

Start with java/nio/channels/Channels/ReadXBytes.java and inspect the Jenkins and TRSS reports linked for jdk_nio_1 on aarch64-linux and aix-ppc64. Use the provided Grinder rerun to reproduce the failure; done means the cause is identified and the affected test or test infrastructure has a validated resolution.

Written by the indexing model from the issue text.