The test was introduced with JDK-8225035. It is part of tier1 profile, which makes tier1 fail on x86_32.

$ CONF=linux-x86-server-fastdebug make images run-test TEST=runtime/TLS/testtls.sh

...

Running test with -XX:-AdjustStackSizeForTLS ...
[0.002s][info][os,thread] Capturing initial stack in primordial thread: req. size: 320K, actual size: 320K, top=0xffe94000, bottom=0xffe44000
[0.003s][info][os,thread] Thread attached (tid: 17191, pthread id: 4118595328).
[0.009s][warning][os,thread] Failed to start thread - pthread_create failed (EINVAL) for attributes: stacksize: 512k, guardsize: 4k, detached.
[0.011s][info ][os,thread] Number of threads approx. running in the VM: 0
[0.011s][info ][os,thread] rlimit: STACK 8192k, CORE 0k, NPROC 256786, NOFILE 10000, AS infinity, DATA infinity, FSIZE infinity
[0.011s][info ][os,thread] Memory: 4k page, physical 65908860k(5486640k free), swap 25165820k(24709408k free)
[0.011s][info ][os,thread]
[0.012s][info ][os,thread] /proc/sys/kernel/threads-max (system-wide limit on the number of threads):
[0.012s][info ][os,thread] 513573
[0.012s][info ][os,thread]
[0.012s][info ][os,thread]
[0.012s][info ][os,thread] /proc/sys/vm/max_map_count (maximum number of memory map areas a process may have):
[0.012s][info ][os,thread] 65530
[0.012s][info ][os,thread]
[0.012s][info ][os,thread]
[0.012s][info ][os,thread] /proc/sys/kernel/pid_max (system-wide limit on number of process identifiers):
[0.012s][info ][os,thread] 131072
[0.012s][info ][os,thread]
[0.012s][info ][os,thread]
[0.012s][info ][os,thread] container (cgroup) information:
[0.012s][info ][os,thread] container_type: cgroupv1
[0.012s][info ][os,thread] cpu_cpuset_cpus: 0-31
[0.012s][info ][os,thread] cpu_memory_nodes: 0-1
[0.012s][info ][os,thread] active_processor_count: 32
[0.012s][info ][os,thread] cpu_quota: no quota
[0.012s][info ][os,thread] cpu_period: 100000
[0.012s][info ][os,thread] cpu_shares: no shares
[0.012s][info ][os,thread] memory_limit_in_bytes: unlimited
[0.012s][info ][os,thread] memory_and_swap_limit_in_bytes: not supported
[0.012s][info ][os,thread] memory_soft_limit_in_bytes: unlimited
[0.012s][info ][os,thread] memory_usage_in_bytes: 45068341248
[0.012s][info ][os,thread] memory_max_usage_in_bytes: 57913733120
[0.012s][info ][os,thread]
#
# There is insufficient memory for the Java Runtime Environment to continue.
# Cannot create worker GC thread. Out of system resources.
# An error report file with more information is saved as:
# /home/buildbot/worker/jdkX-linux/build/build/linux-x86-server-fastdebug/test-support/jtreg_test_hotspot_jtreg_tier1/scratch/0/hs_err_pid17191.log
STDERR:
openjdk version "14-testing" 2020-03-17
OpenJDK Runtime Environment (fastdebug build 14-testing+0-builds.shipilev.net-openjdk-jdk-b930-20190709-jdk-1328)
OpenJDK Server VM (fastdebug build 14-testing+0-builds.shipilev.net-openjdk-jdk-b930-20190709-jdk-1328, mixed mode)
rerun: