Test failure: _Avx512F_VL_Vector256_r::JIT.HardwareIntrinsics.X86._Avx512F_VL_Vector256.Program.RoundScaleSingle0()

[SakeTao]

Failed in: runtime-coreclr r2r-extra 20250510.1

Failed tests:

R2R-CG2 windows x86 Checked jitstressregs3 @ Windows.10.Amd64.Open
    - _Avx512F_VL_Vector256_r::JIT.HardwareIntrinsics.X86._Avx512F_VL_Vector256.Program.RoundScaleSingle0()

Error message:

 One or more scenarios did not complete as expected.

Stack trace:

   at JIT.HardwareIntrinsics.X86._Avx512F_VL_Vector256.Program.RoundScaleSingle0() in /__w/1/s/artifacts/tests/coreclr/obj/AnyOS.x64.Checked/Managed/JIT/HardwareIntrinsics/X86_Avx512/Avx512F_VL_Vector256/Avx512F_VL_Vector256_r/Avx512F_VL_Vector256_r/gen/RoundScale.Single.0.32.cs:line 64
   at Program.<<Main>$>g__TestExecutor1292|0_1293(StreamWriter tempLogSw, StreamWriter statsCsvSw, <>c__DisplayClass0_0&)

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[amanasifkhalid]

Possibly related to #115348, cc @tannergooding -- I'm guessing #115648 will fix this?