Assertion failed 'likelihood >= 0.0' during 'Profile incorporation'

[EgorBo]

Failed in libraries-pgo pipeline

https://helixre107v0xdcypoyl9e7f.blob.core.windows.net/dotnet-runtime-refs-pull-84772-merge-ca986f3aaa67420399/System.Collections.Tests/1/console.b3c01543.log?helixlogtype=result

cc @AndyAyersMS

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Issue Details

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Failed in libraries-pgo pipeline

https://helixre107v0xdcypoyl9e7f.blob.core.windows.net/dotnet-runtime-refs-pull-84772-merge-ca986f3aaa67420399/System.Collections.Tests/1/console.b3c01543.log?helixlogtype=result

cc @AndyAyersMS

Author:	EgorBo
Assignees:	-
Labels:	area-CodeGen-coreclr, untriaged
Milestone:	-

[AndyAyersMS]

Hopefully just an issue with subtraction not clamping to zero. I see similar things in the coreclr-pgo runs:

Assertion failed 'likelihood <= 1.0' in 'System.Threading.ThreadPoolWorkQueue:Dispatch():bool' during 'Profile incorporation' (IL size 435; hash 0xae85da53; Tier1)