Assertion failed 'operand->isUsedFromReg()' in 'System.Uri:InternalIsWellFormedOriginalString():bool:this'

[JulieLeeMSFT]

Failed in runtime-coreclr libraries-jitstress-random / 20250607.1
Test leg: net10.0-windows-Release-x64-jitstress_random_2-Windows.10.Amd64.Open
Work Item: System.Net.HttpListener.Tests

C:\h\w\91AE081F\w\AFA3096A\e>"C:\h\w\91AE081F\p\dotnet.exe" exec --runtimeconfig System.Net.HttpListener.Tests.runtimeconfig.json --depsfile System.Net.HttpListener.Tests.deps.json xunit.console.dll System.Net.HttpListener.Tests.dll -xml testResults.xml -nologo -nocolor -notrait category=IgnoreForCI -notrait category=OuterLoop -notrait category=failing  
  Discovering: System.Net.HttpListener.Tests (method display = ClassAndMethod, method display options = None)
  Discovered:  System.Net.HttpListener.Tests (found 219 of 299 test cases)
  Starting:    System.Net.HttpListener.Tests (parallel test collections = on [4 threads], stop on fail = off)

Assert failure(PID 2912 [0x00000b60], Thread: 6556 [0x199c]): Assertion failed 'operand->isUsedFromReg()' in 'System.Uri:InternalIsWellFormedOriginalString():bool:this' during 'Generate code' (IL size 813; hash 0x83c53887; FullOpts)

    File: D:\a\_work\1\s\src\coreclr\jit\codegenxarch.cpp:715
    Image: C:\h\w\91AE081F\p\dotnet.exe

Same failures in below 6 work items:

[dotnet-policy-service]

Tagging subscribers to this area: @JulieLeeMSFT, @jakobbotsch
See info in area-owners.md if you want to be subscribed.

[amanasifkhalid]

@dotnet/jit-contrib does someone else want to look at this since Egor is OOF?