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Assertion failed 'change >= 0' #100350

@BruceForstall

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@BruceForstall

https://dev.azure.com/dnceng-public/public/_build/results?buildId=620358&view=ms.vss-test-web.build-test-results-tab

libraries-jitstress test failure
System.Text.RegularExpressions.Tests Work Item
seemingly every platform

----- start Wed 03/27/2024  7:21:47.72 ===============  To repro directly: =====================================================
pushd C:\h\w\A5880934\w\9C2708EB\e\
"C:\h\w\A5880934\p\dotnet.exe" exec --runtimeconfig System.Text.RegularExpressions.Tests.runtimeconfig.json --depsfile System.Text.RegularExpressions.Tests.deps.json xunit.console.dll System.Text.RegularExpressions.Tests.dll -xml testResults.xml -nologo -nocolor -notrait category=IgnoreForCI -notrait category=OuterLoop -notrait category=failing 
popd
===========================================================================================================

C:\h\w\A5880934\w\9C2708EB\e>"C:\h\w\A5880934\p\dotnet.exe" exec --runtimeconfig System.Text.RegularExpressions.Tests.runtimeconfig.json --depsfile System.Text.RegularExpressions.Tests.deps.json xunit.console.dll System.Text.RegularExpressions.Tests.dll -xml testResults.xml -nologo -nocolor -notrait category=IgnoreForCI -notrait category=OuterLoop -notrait category=failing  
  Discovering: System.Text.RegularExpressions.Tests (method display = ClassAndMethod, method display options = None)
  Discovered:  System.Text.RegularExpressions.Tests (found 327 of 358 test cases)
  Starting:    System.Text.RegularExpressions.Tests (parallel test collections = on [4 threads], stop on fail = off)
    System.Text.RegularExpressions.Tests.RegexCompileToAssemblyTests.CompileToAssembly_SimpleUseInDebug [SKIP]
      Condition(s) not met: "IsDebugAndRemoteExecutorSupported"

Assert failure(PID 7060 [0x00001b94], Thread: 904 [0x0388]): Assertion failed 'change >= 0' in 'System.Text.RegularExpressions.CompiledRegexRunner:Regex5982_TryMatchAtCurrentPosition(System.Text.RegularExpressions.RegexRunner,System.ReadOnlySpan`1[ushort]):ubyte' during 'Profile incorporation' (IL size 77119; hash 0x346865ee; Tier0-MinOpts)

    File: D:\a\_work\1\s\src\coreclr\jit\fgprofilesynthesis.cpp:1267
    Image: C:\h\w\A5880934\p\dotnet.exe

----- end Wed 03/27/2024  7:29:52.87 ----- exit code -1073740286 ----------------------------------------------------------

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JitStressCLR JIT issues involving JIT internal stress modesarea-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIblocking-clean-ci-optionalBlocking optional rolling runs

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