Improve reactions to missing PCI devices

[marmarta]

Fix tests so that now they will fail if there is a bad reaction to an unknown PCI device. Clean-up handling unknown PCI devices by settigs.

requires QubesOS/qubes-core-admin-client#400
fixes QubesOS/qubes-issues#10409

[marmarek]

PipelineRetry

[marmarta]

This can't work without the linked PR in core-admin-client, and that one requires more work.

[qubesos-bot]

OpenQA test summary

Complete test suite and dependencies: https://openqa.qubes-os.org/tests/overview?distri=qubesos&version=4.3&build=2026052723-devel&flavor=pull-requests

Test run included the following:

• version 4.3.999 qubes-core-admin-client#454 (QubesOS/qubes-core-admin-client@fa35e91)
• DONOTMERGE - Enable qmemman debug log qubes-core-admin#783 (QubesOS/qubes-core-admin@d986e13)
• Improve reactions to missing PCI devices #440 (62047e5)

New failures, excluding unstable

Compared to: https://openqa.qubes-os.org/tests/overview?distri=qubesos&version=4.3&build=2026050504-devel&flavor=update

Failed tests

No failures!

Fixed failures

Compared to: https://openqa.qubes-os.org/tests/176874#dependencies
Nothing fixed

Unstable tests

Details

• system_tests_gui_tools

  desktop_linux_manager_config/ (1/5 times with errors)

  • job 178840 None
  desktop_linux_manager_config/Failed (1/5 times with errors)

  • job 178840 # Test died: no candidate needle with tag(s) 'qubes-global-config' ...

Performance Tests

Performance degradation:

No issues

Remaining performance tests:

No remaining performance tests

[marmarek]

PipelineRetry

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 72.26%. Comparing base (70bcb5d) to head (62047e5).
⚠️ Report is 28 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #440      +/-   ##
==========================================
+ Coverage   69.74%   72.26%   +2.52%     
==========================================
  Files          17       17              
  Lines        3989     4749     +760     
==========================================
+ Hits         2782     3432     +650     
- Misses       1207     1317     +110     

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