How to reproduce:
1. Create a new project or open an existing one

Actual results: The Editor crashes
Expected results: The Editor with the project opens up

Reproducible with: 6000.3.2f1

Reproducible on: Linux Mint 22.2, Ubuntu 24.04, Ubuntu 25.04

First few lines of the stack trace:
#0 0x007a6814245330 in (Unknown)
#1 0x007a68193abea0 in g_type_check_instance_cast
#2 0x005d5d2618997e in EditorLaunchScreen::PlatformEditorLaunchScreen::SetProgress(core::basic_string<char, core::StringStorageDefault<char> > const&, float)
#3 0x005d5d25f564aa in UpdateProgressBarState(bool, bool)
#4 0x005d5d25a6e37c in SectionIterator::UpdateProgressAndMoveNextStatic(SectionIterator, SectionData const&)
#5 0x005d5d25a6e459 in CallbackArray1<SectionData const&>::Invoke(SectionData const&

#0 0x0072ce9c0458d0 in (Unknown)
#1 0x0072ce9d5d4c67 in g_type_check_instance_cast
#2 0x005c54b3c6297e in EditorLaunchScreen::PlatformEditorLaunchScreen::SetProgress(core::basic_string<char, core::StringStorageDefault<char> > const&, float)
#3 0x005c54b3a2f4aa in UpdateProgressBarState(bool, bool)
#4 0x005c54b43089cb in PackageManager::Api::RunRequestSynchronously(PackageManager::Requests, core::basic_string_ref<char>, float)

#0 0x0071309a045330 in (Unknown)
#1 0x0071309e3a1ea0 in g_type_check_instance_cast
#2 0x005b88b987697e in EditorLaunchScreen::PlatformEditorLaunchScreen::SetProgress(core::basic_string<char, core::StringStorageDefault<char> > const&, float)
#3 0x005b88b96434aa in UpdateProgressBarState(bool, bool)
#4 0x005b88b964501f in DisplayProgressbarLegacy(core::basic_string_ref<char>, core::basic_string_ref<char>, float, bool)
#5 0x005b88b785275f in EditorUtility_CUSTOM_DisplayCancelableProgressBar(BindingsManagedSpan, BindingsManagedSpan, float)

Notes:
- CQA couldn’t reproduce this crash, all of the information regarding this crash is extracted from other bug reports
- Before the crash, there are logs related to invalid pointers cast to GtkProgressBar and GtkLabel