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Bug in TieredPgo? #57441

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Anarh2404 opened this issue Aug 15, 2021 · 4 comments
Closed

Bug in TieredPgo? #57441

Anarh2404 opened this issue Aug 15, 2021 · 4 comments
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area-CodeGen-coreclr CLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMI

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@Anarh2404
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Description

Repro https://github.com/Anarh2404/TieredPgoRepro
With DOTNET_TieredPGO=1 app crashes after ~120 iterations with NullReferenceException.
With DOTNET_TieredPGO=0 it works well.
Reproduce on Windows. It doesn't crash on linux or Macos

Configuration

.NET SDK (reflecting any global.json):
Version: 6.0.100-preview.7.21379.14
Commit: 22d70b47bc

Runtime Environment:
OS Name: Windows
OS Version: 10.0.19043
OS Platform: Windows
RID: win10-x64
Base Path: C:\Program Files\dotnet\sdk\6.0.100-preview.7.21379.14\

Host (useful for support):
Version: 6.0.0-preview.7.21377.19
Commit: 91ba017
@dotnet-issue-labeler dotnet-issue-labeler bot added the untriaged New issue has not been triaged by the area owner label Aug 15, 2021
@dotnet-issue-labeler
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I couldn't figure out the best area label to add to this issue. If you have write-permissions please help me learn by adding exactly one area label.

@jkotas jkotas added the area-CodeGen-coreclr CLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMI label Aug 15, 2021
@ghost
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ghost commented Aug 15, 2021

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

Issue Details

Description

Repro https://github.com/Anarh2404/TieredPgoRepro
With DOTNET_TieredPGO=1 app crashes after ~120 iterations with NullReferenceException.
With DOTNET_TieredPGO=0 it works well.
Reproduce on Windows. It doesn't crash on linux or Macos

Configuration

.NET SDK (reflecting any global.json):
Version: 6.0.100-preview.7.21379.14
Commit: 22d70b47bc

Runtime Environment:
OS Name: Windows
OS Version: 10.0.19043
OS Platform: Windows
RID: win10-x64
Base Path: C:\Program Files\dotnet\sdk\6.0.100-preview.7.21379.14\

Host (useful for support):
Version: 6.0.0-preview.7.21377.19
Commit: 91ba017

Author: Anarh2404
Assignees: -
Labels:

area-CodeGen-coreclr, untriaged
Milestone: -

@EgorBo
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EgorBo commented Aug 15, 2021 •
edited
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It was fixed by #56126

@JulieLeeMSFT
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@Anarh2404 closing this issue because it was fixed. Please reopen if it fails again.

@JulieLeeMSFT JulieLeeMSFT removed the untriaged New issue has not been triaged by the area owner label Aug 15, 2021
@ghost ghost locked as resolved and limited conversation to collaborators Sep 14, 2021
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@EgorBo @Anarh2404 @jkotas @JulieLeeMSFT