flaky test delegate5 self_interrupt_thread: we can't resume from an async call

[jaykrell]

Steps to Reproduce

1. Submit a PR.

Current Behavior

Failures, for example:

https://jenkins.mono-project.com/job/test-mono-pull-request-arm64-fullaot/1892/

https://jenkins.mono-project.com/job/test-mono-pull-request-arm64-fullaot/1892/parsed_console/log.html

delegate5.exe                              failed, time: 00:00.418, exit code: 1

delegate5.exe
=============== delegate5.exe.stdout ===============
100
self_interrupt_thread: we can't resume from an async call

=============== EOF ===============
=============== delegate5.exe.stderr ===============
Stacktrace:

/proc/self/maps:
aaaabc1cb000-aaaabc51e000 r-xp 00000000 08:02 24975513                   /home/builder/jenkins/workspace/test-mono-pull-request-arm64-fullaot/mono/mini/mono-sgen
aaaabc52e000-aaaabc535000 r--p 00353000 08:02 24975513                   /home/builder/jenkins/workspace/test-mono-pull-request-arm64-fullaot/mono/mini/mono-sgen
aaaabc535000-aaaabc539000 rw-p 0035a000 08:02 24975513                   /home/builder/jenkins/workspace/test-mono-pull-request-arm64-fullaot/mono/mini/mono-sgen
aaaabc539000-aaaabc54f000 rw-p 00000000 00:00 0 
aaaaea20c000-aaaaea2a9000 rw-p 00000000 00:00 0                          [heap]
ffffa8000000-ffffa8063000 rw-p 00000000 00:00 0 
ffffa8063000-ffffac000000 ---p 00000000 00:00 0 
ffffac000000-ffffac022000 rw-p 00000000 00:00 0 
ffffac022000-ffffb0000000 ---p 00000000 00:00 0 
ffffb0000000-ffffb0022000 rw-p 00000000 00:00 0 
ffffb0022000-ffffb4000000 ---p 00000000 00:00 0 
ffffb7800000-ffffb7801000 ---p 00000000 00:00 0 
ffffb7801000-ffffb7a00000 rw-p 00000000 00:00 0 
ffffb7a00000-ffffb7a01000 ---p 00000000 00:00 0 
ffffb7a01000-ffffb7c00000 rw-p 00000000 00:00 0 
ffffb7c00000-ffffb7c01000 ---p 00000000 00:00 0 
ffffb7c01000-ffffb7e00000 rw-p 00000000 00:00 0 
ffffb7e00000-ffffb7e01000 ---p 00000000 00:00 0 
ffffb7e01000-ffffb8000000 rw-p 00000000 00:00 0 
ffffb8000000-ffffb8022000 rw-p 00000000 00:00 0 
ffffb8022000-ffffbc000000 ---p 00000000 00:00 0 
ffffbc062000-ffffbc063000 ---p 00000000 00:00 0 
ffffbc063000-ffffbc320000 rw-p 00000000 00:00 0 
ffffbc324000-ffffbc362000 rw-p 00000000 00:00 0 
ffffbc362000-ffffbcfa7000 r-xp 00000000 08:02 24062218                   /home/builder/jenkins/workspace/test-mono-pull-request-arm64-fullaot/mcs/class/lib/testing_aot_full/mscorlib.dll.so
Memory around native instruction pointer (0xffffbf0c89fc):
0xffffbf0c89ec  02 00 80 d2 03 01 80 d2 e8 10 80 d2 01 00 00 d4  ................
0xffffbf0c89fc  f3 0b 40 f9 e0 03 04 2a fd 7b d2 a8 c0 03 5f d6  ..@....*.{...._.
0xffffbf0c8a0c  1f 20 03 d5 81 08 00 f0 21 20 47 f9 42 d0 3b d5  . ......! G.B.;.
0xffffbf0c8a1c  e0 03 00 4b 04 00 80 12 40 68 21 b8 ef ff ff 17  ...K....@h!.....

Native stacktrace:

	/home/builder/jenkins/workspace/test-mono-pull-request-arm64-fullaot/mono/mini/mono(+0xe684c) [0xaaaabc2b184c]

Unhandled Exception:
System.NullReferenceException: Object reference not set to an instance of an object
[ERROR] FATAL UNHANDLED EXCEPTION: System.NullReferenceException: Object reference not set to an instance of an object

=============== EOF ===============
Makefile:2160: recipe for target 'runtest-managed' failed
make[5]: Leaving directory '/home/builder/jenkins/workspace/test-mono-pull-request-arm64-fullaot/mono/tests'
Makefile:2166: recipe for target 'test-jit' failed
make[4]: Leaving directory '/home/builder/jenkins/workspace/test-mono-pull-request-arm64-fullaot/mono/tests'
make[5]: *** [runtest-managed] Error 1
make[4]: *** [test-jit] Error 2
make[4]: Entering directory '/home/builder/jenkins/workspace/test-mono-pull-request-arm64-fullaot/mono/tests'
make[5]: Entering directory '/home/builder/jenkins/workspace/test-mono-pull-request-arm64-fullaot/mono/tests'
MONO_PATH=/home/builder/jenkins/workspace/test-mono-pull-request-arm64-fullaot/mcs/class/lib/build ../../runtime/mono-wrapper --aot-path=/home/builder/jenkins/workspace/test-mono-pull-request-arm64-fullaot/mcs/class/lib/build ./test-runner.exe  --config tests-config --runtime "../../runtime/mono-wrapper" --mono-path "/home/builder/jenkins/workspace/test-mono-pull-request-arm64-fullaot/mcs/class/lib/testing_aot_full" --runtime-args "--runtime=mobile --full-aot"  --runtime-args ""  --verbose -j a --testsuite-name "gshared" --disabled "delegate-asy

Expected Behavior

Success.

On which platforms did you notice this

Linux

[jaykrell]

#9539