Assert failure(PID 2932 [0x00000b74], Thread: 3164 [0x0c5c]): CheckInstrBytePattern(base[offset ] & 0xFD, 0x81, base[offset]) && CheckInstrBytePattern(base[offset+1] & 0xC0, 0xC0, base[offset+1])

CORECLR! SKIP_ARITH_REG + 0xBA (0x70aa1a7a)
CORECLR! SKIP_ALLOC_FRAME + 0x165 (0x70aa1965)
CORECLR! UnwindEspFrameProlog + 0x148 (0x70aa27c8)
CORECLR! UnwindStackFrame + 0x2E8 (0x70aa2b48)
CORECLR! DoGcStress + 0x291 (0x70c79d02)
CORECLR! OnGcCoverageInterrupt + 0x160 (0x70c7a2e6)
CORECLR! IsGcMarker + 0x93 (0x70ab6c7e)
CORECLR! CLRVectoredExceptionHandlerShim + 0xC5 (0x70aab755)
NTDLL! WinSqmEventWrite + 0x1C907 (0x77b90317)
NTDLL! RtlUnwind + 0x1BA (0x77b503ea)
    File: F:\workspace\_work\1\s\src\coreclr\src\vm\eetwain.cpp Line: 3005
    Image: C:\h\w\966F0885\p\CoreRun.exe


Return code:      1
Raw output file:      C:\h\w\966F0885\w\B069099D\e\JIT\jit64\Reports\JIT.jit64\hfa\main\testG\hfa_nd1G_d\hfa_nd1G_d.output.txt
Raw output:
BEGIN EXECUTION
 "C:\h\w\966F0885\p\corerun.exe" hfa_nd1G_d.dll 
[Add01 HFA 01]PASSED
[Add01 HFA 02]PASSED
[Add01 HFA 03]PASSED
[Add01 HFA 05]PASSED
[Add01 HFA 08]PASSED
[Add01 HFA 11]PASSED
Expected: 100
Actual: -1073740286
END EXECUTION - FAILED
FAILED
Test Harness Exitcode is : 1
To run the test:
> set CORE_ROOT=C:\h\w\966F0885\p
> C:\h\w\966F0885\w\B069099D\e\JIT\jit64\hfa\main\testG\hfa_nd1G_d\hfa_nd1G_d.cmd
Expected: True
Actual:   False


Stack trace
   at JIT_jit64._hfa_main_testG_hfa_nd1G_d_hfa_nd1G_d_._hfa_main_testG_hfa_nd1G_d_hfa_nd1G_d_cmd() in F:\workspace\_work\1\s\artifacts\tests\coreclr\windows.x86.Checked\TestWrappers\JIT.jit64\JIT.jit64.XUnitWrapper.cs:line 9783