The following test failed in the JDK20 CI:

vmTestbase/nsk/jvmti/GetEnvironmentLocalStorage/getenvstor001/TestDescription.java

Here's a snippet from the log file:

#section:main
----------messages:(4/314)----------
command: main -agentlib:getenvstor001=-waittime=5 nsk.jvmti.GetEnvironmentLocalStorage.getenvstor001
reason: User specified action: run main/othervm/native -agentlib:getenvstor001=-waittime=5 nsk.jvmti.GetEnvironmentLocalStorage.getenvstor001 
Mode: othervm [/othervm specified]
elapsed time (seconds): 11.068
----------configuration:(0/0)----------
----------System.out:(21/1423)*----------
[2.737s][info][jfr,startup] Started recording 1. No limit specified, using maxsize=250MB as default.
[2.737s][info][jfr,startup] 
[2.737s][info][jfr,startup] Use jcmd 18288 JFR.dump name=1 filename=FILEPATH to copy recording data to file.
# To suppress the following error report, specify this argument
# after -XX: or in .hotspotrc:  SuppressErrorAt=\\os_windows.cpp:3773
#
# A fatal error has been detected by the Java Runtime Environment:
#
#  Internal Error (c:\\sb\\prod\\1655771373\\workspace\\open\\src\\hotspot\\os\\windows\\os_windows.cpp:3773), pid=18288, tid=28496
#  assert(ms < 1000) failed: Un-interruptable sleep, short time use only
#
# JRE version: Java(TM) SE Runtime Environment (20.0+3) (fastdebug build 20-ea+3-90)
# Java VM: Java HotSpot(TM) 64-Bit Server VM (fastdebug 20-ea+3-90, mixed mode, sharing, tiered, compressed oops, compressed class ptrs, g1 gc, windows-amd64)
# Core dump will be written. Default location: C:\\sb\\prod\\1655795122\\testoutput\\test-support\\jtreg_open_test_hotspot_jtreg_vmTestbase_nsk_jvmti_quick\\scratch\\0\\hs_err_pid18288.mdmp
#
# An error report file with more information is saved as:
# C:\\sb\\prod\\1655795122\\testoutput\\test-support\\jtreg_open_test_hotspot_jtreg_vmTestbase_nsk_jvmti_quick\\scratch\\0\\hs_err_pid18288.log
#
# If you would like to submit a bug report, please visit:
#   https://bugreport.java.com/bugreport/crash.jsp
#
----------System.err:(0/0)----------
----------rerun:(38/6517)*----------


Here's snippets from the hs_err_pid log file:

#  Internal Error (c:\sb\prod\1655771373\workspace\open\src\hotspot\os\windows\os_windows.cpp:3773), pid=18288, tid=28496
#  assert(ms < 1000) failed: Un-interruptable sleep, short time use only
#
# JRE version: Java(TM) SE Runtime Environment (20.0+3) (fastdebug build 20-ea+3-90)
# Java VM: Java HotSpot(TM) 64-Bit Server VM (fastdebug 20-ea+3-90, mixed mode, sharing, tiered, compressed oops, compressed class ptrs, g1 gc, windows-amd64)

<snip>

---------------  T H R E A D  ---------------

Current thread (0x00000202ccded850):  JfrThreadSampler "JFR Thread Sampler" [stack: 0x0000001513900000,0x0000001513a00000] [id=28496]

Stack: [0x0000001513900000,0x0000001513a00000]
Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)
V  [jvm.dll+0xc86561]  os::platform_print_native_stack+0xf1  (os_windows_x86.cpp:235)
V  [jvm.dll+0xee8bcb]  VMError::report+0x10eb  (vmError.cpp:835)
V  [jvm.dll+0xeea70e]  VMError::report_and_die+0x7fe  (vmError.cpp:1687)
V  [jvm.dll+0xeeae94]  VMError::report_and_die+0x64  (vmError.cpp:1468)
V  [jvm.dll+0x5a7f17]  report_vm_error+0xb7  (debug.cpp:283)
V  [jvm.dll+0xc81133]  os::naked_short_sleep+0x33  (os_windows.cpp:3773)
V  [jvm.dll+0x86c759]  JfrThreadSampler::run+0x159  (jfrThreadSampler.cpp:527)
V  [jvm.dll+0xe5accc]  Thread::call_run+0x1ac  (thread.cpp:365)
V  [jvm.dll+0xc84e09]  thread_native_entry+0xb9  (os_windows.cpp:545)
C  [ucrtbase.dll+0x1fb80]
C  [KERNEL32.DLL+0x84d4]
C  [ntdll.dll+0x51791]