VMR Source-Build on CentOS Stream 9 / Fedora 43 fails with agent timeout and exit code 134

[DonnaChen888]

Repro Pipeline:
20260322.2

Repro Branch:
internal/8.0.1xx

Initial run:
VMR Source-Build job on CentOS Stream 9 timed out after exceeding the 150-minute limit.

Re-run:
Remote machine provider issue: Agent failed with exception (exit code 134) on

• VMR Source-Build - CentOSStream9_Online_MsftSdk_x64
• VMR Source-Build - Fedora43_Offline_MsftSdk_x64

[MichaelSimons]

[Triage] Issue was resolved by dotnet/installer#20819