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@bholmes bholmes commented Sep 12, 2025

Followup to #2124

We have reports of older version of MacOS showing the crash on fork even on M1 systems. Adding this thread protection appears to help those systems as well.

  • Should this pull request have release notes?
    • Yes
    • No
  • Do these changes need to be back ported?
    • Yes
    • No
  • Do these changes need to be upstreamed to mono/mono or dotnet/runtime repositories?
    • Yes
    • No

Release notes

Fixed UUM-101541 @bholmes :
Mono: Protect calls to fork with a gc_lock on all MacOS variations.

Backports

  • 6000.4
  • 6000.3
  • 6000.2
  • 6000.0

Followup to #2124

We have reports of older version of MacOS showing the crash on fork
even on M1 systems. Adding this thread protection appears to help
those systems as well.
@bholmes bholmes requested a review from UnityAlex September 12, 2025 12:56
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3 participants