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Nightly builds (crashes and bug fixes)
This is a staging environment for whattrainisitnow.com

«  Wednesday, May 28, 2025 

#

Outstanding bugs
Bug Component Impact Summary
1759923 about:memory 1
type 1
Include a summary of the total memory usage
1954604 Places 1
type 1
Make nsIFaviconService.copyFavicons() returns Promise
1955060 Machine Learning 4
priority 4
severity 1
type 1
regressions -2
Investigate implementing ONNX js API in native
1955298 UniFFI Bindings 1
type 1
Start using the Bindings IR pipeline for uniffi-bindgen-gecko-js
1958403 DOM: Content Processes 6
priority 5
type 1
Consider increasing the process count limit on Android from 2 to 20 or more, so that Android is less likely to kill multiple tabs at the same time
1963137 Machine Learning 6
priority 4
type 1
see_also 1
Enable extensions.ml.enabled browser pref on all channels
1964534 Sidebar 8
priority 5
type 1
duplicates 2
Use one universal pinned tabs container rather than separate logic for vertical and horizontal
1965889 Graphics: Text 1
type 1
Update harfbuzz to new version 11.2.1 from 2025-05-12 19:51:07
1968081 Layout: Grid 1
type 1
When finding intrinsic sizes of grid items, calculate percentage basis upfront
1968332 Performance 3
severity 2
type 1
Add lazy shared preference helpers
1968358 Layout: Grid 1
type 1
Remove redundant args from functions that take a GridReflowInput
1968572 GTest 1
type 1
Update googletest to new version 09ffd0015395354774c059a17d9f5bee36177ff9 from 2025-05-22 19:37:05
Other bugs
Bug Component Impact Summary
1606785 Lint and Formatting 3
priority 3
regressions -2
cc 1
see_also 1
Use Prettier for formatting CSS files
1655503 Layout 3
keywords 2
see_also 1
Improve accessibility of <input type="search"> layout
1729811 Panning and Zooming 7
priority 3
severity 2
type 2
wr displayport alignment code acts weirdly
1821878 Networking: HTTP 6
priority 4
severity 2
type 2
regressions -2
HTTP 1 connection leak
1857116 Disability Access APIs -2
regressions -2
Register updated IAccessible2 COM proxy dll on CI
1885451 Graphics: WebRender 8
priority 4
severity 2
type 2
ExternalSurfaces can't be relied on to reach e.g. DCLayerTree
1906744 DOM: Core & HTML 8
severity 5
type 2
cc 1
ChromeOnly event interfaces become exposed to web content when chromeEventHandler listener callbacks run
1943467 JavaScript: WebAssembly 4
priority 4
Reduce overhead of IntGemm/ONNX builtins
1943647 Alerts Service 0
Migrate existing action hack to NSUserNotificationAction
1947256 Add-ons Manager 5
priority 3
see_also 2
add frontend event telemetry for model management interactions
1952525 Networking 8
priority 3
severity 1
type 2
keywords 2
Intermittent TV-nofis netwerk/test/mochitests/test_android_content_uri.html | [Exception... "Component returned failure code: 0x80520015 (NS_ERROR_FILE_ACCESS_DENIED) [nsIAndroidContentInputStream.init]" nsresult: "0x80520015 (NS_ERROR_FILE_ACCESS
1953570 Layout: Block and Inline 4
severity 2
type 2
Inline-sizing of orthogonal flows does not respond dynamically to changing ICB size
1954175 Password Manager 7
priority 3
severity 2
type 2
[contextual-password-manager] Incorrect capitalization in Tooltips
1954756 Startup and Profile System 4
severity 2
type 2
[macOS] no separator visible between profile name and the rest of the Profile panel for System Theme profile
1955002 Startup and Profile System 12
priority 4
severity 2
type 2
keywords 4
Voice Over incorrectly shifts focus while navigating groups on about:editprofile/newprofile pages
1955403 Gecko Profiler 7
priority 3
severity 2
type 2
Make methods on ProfilerController static.
1956634 Layout: Form Controls 1
see_also 1
Enable <input type="search"> in privileged documents
1956812 General 5
priority 4
see_also 1
Remove "clear search" button in config.xhtml
1959433 General 0
Remove duplicate String.isContentUrl method
1959497 Address Bar 6
priority 3
duplicates 2
see_also 1
Remove Pocket suggestions
1960066 Tooling & Investigations 4
priority 1
severity 1
type 2
Intermittent browser/extensions/webcompat/tests/browser/browser_smartblockembeds_mutation.js | single tracking bug
1960758 Performance: General 5
priority 5
Enable the Fenix pageload progress bar completion changes in release
1961324 JavaScript Engine 5
priority 3
duplicates 2
Modified Codepen demo (https://codepen.io/mknadler/pen/zNPMmW) using TWO.js is 2x slower in Nightly
1961568 Address Bar 6
priority 3
severity 1
type 2
Unified search button missing in about:newtab on private window
1963269 Onboarding 9
priority 4
severity 2
type 2
see_also 1
[ToS] ToS onboarding card's "Welcome to Firefox" title is missing or cut-off on some devices
1963428 Toolbar 5
priority 4
see_also 1
[composable toolbar] Configure the tab preview
1963618 UI Tests 4
severity 2
type 2
org.mozilla.fenix.ui.MainMenuTestCompose fails after removing toolbar redesign code
1963817 General 4
priority 3
see_also 1
Add Print / Save as PDF Junit Test that uses a FT* font
1963858 General 4
priority 4
[GeckoView] Expand API to register an array of preferences
1963944 Tooling 0
Combine all our app services initialization from multiple components into one
1965313 UniFFI Bindings 0
Re-implement enum discriminents
1965618 JavaScript Engine 9
priority 3
severity 2
type 2
keywords 2
Assertion failure: !iter_.moreFrames() && (catchingException() || propagatingIonExceptionForDebugMode()), at jit/BaselineBailouts.cpp:856
1966222 Toolbar -2
regressions -2
[Menu Redesign 2025] Remove New Tab and New Private Tab menu item
1966658 DOM: Navigation 0
propagate partitionedPrincipal from content to parent in nsHistory entry
1967015 Toolbar 0
[Menu redesign 2025] Move Bookmark menu item out of the SubMenu and make it part of the MainMenu
1967183 Menus 0
Some menus either have a different width or the text alignment is different
1967375 Widget 3
type 2
keywords 1
Firefox doesn't respond to touchscreen anymore on Steam Deck game mode
1967379 Disability Access APIs 0
Windows Text Cursor Indicator gets lost in contentEditable
1967413 Experimentation and Telemetry 7
severity 5
type 2
The “Install Search Widget” option from the Setup Checklist is not performing any action while enrolled in the Treatment B branch of the experiment
1967448 Privacy 13
severity 5
type 2
duplicates 2
tracking_firefox140 4
Biometric authentication is working intermittently on Pixel devices
1967565 Telemetry 0
Add profiler markers for Services.fog test methods
1967586 Bookmarks & History 3
priority 3
Switch browser/components/places to use moz-src
1967654 New Tab Page 2
type 2
_CardSections.scss has DOS line endings
1967677 Printing 5
severity 1
type 2
keywords 2
Print dialog is very small now
1967715 Search 4
priority 4
Address Typescript errors in browser/components/search
1967841 Graphics: WebRender 0
Add support for rounded rect clips to swgl software compositor
1967956 UI Tests 7
priority 3
severity 2
type 2
keywords 2
regressions -2
Intermittent UI test failures - Search related UI tests
1968017 JavaScript Engine 4
priority 4
Fix typos in Atomics.waitAsync SMDOC
1968035 Privacy 2
type 2
Clicking on "lock tabs" from the banner should not take users to the OS security screen if they already have a device PIN set up
1968241 Crash Reporting 0
Clean up unnecessary crashreporter*.ini file logic
1968264 Theme 2
type 2
Look at a theme's accentcolor (if there's no background image) to determine lwtheme-brighttext
1968267 Widget: Win32 12
type 2
keywords 2
tracking_firefox141 4
tracking_firefox140 4
Copying and pasting text from Microsoft Word creates a broken character
1968313 JavaScript Engine 5
priority 5
Use RootedTuple inside ToPrimitiveSlow
1968552 CSS Parsing and Computation 0
Fix explicit inheritance of properties with zoom
1968554 Address Bar 0
Add Nimbus variable for unit converter
1968559 Performance 6
priority 1
severity 1
type 2
duplicates 2
Intermittent [taskcluster:error] Task aborted - max run time exceeded
1968561 General 4
priority 4
Switch Mac signing to new M2 Mac signers
1968655 XPCOM 0
Mark all methods in nsIObjectInputStream and nsIBinaryInputStream as [must_use]
1968667 UI Tests 0
Add more page objects, nav paths, basic UI tests and other POM related changes
1968670 General 0
Add guidance for Firefox data collection to source docs
1968709 General 2
type 2
Missing import in mozarnhess / android.py
1968718 DOM: Navigation 0
Perma [Late-Beta] TEST-UNEXPECTED-FAIL | /navigation-api/navigation-activation/activation-reload.html | navigation.activation after reload - assert_equals: expected 1 but got 0 when Gecko 140 switches to beta on 2025-07-04
1968729 General 0
green up ubuntu 24.04 crashtest/reftest tests
1968788 Mach Core 2
type 2
JJ Support: `mach try` can erase working copy changes when using jj
1968797 JavaScript Engine: JIT 4
priority 4
Remove dead code in CodeGenerator::emitCallMegamorphicGetter
  1. OOM | unknown | js::AutoEnterOOMUnsafeRegion::crash_impl | js::AutoEnterOOMUnsafeRegion::crash | js::gc::AllocateTenuredCellInGC (16.90%) Top crash 1472062
  2. core::result::unwrap_failed | webrender::renderer::upload::copy_into_staging_buffer (13.38%) Top crash 1843348
  3. OOM | unknown | js::AutoEnterOOMUnsafeRegion::crash_impl | js::gc::FreeSpan::allocate (12.68%) Top crash
  4. mozilla::widget::WlLogHandler (6.34%)
  5. mozilla::dom::ClientHandle::Control (3.52%)
  6. IPCError-browser | ShutDownKill (2.82%) Known top crash
  7. OOM | unknown | js::AutoEnterOOMUnsafeRegion::crash_impl | mozilla::Vector<T>::infallibleGrowByUninitialized | mozilla::Vector<T>::growByUninitialized | mozilla::Vector<T>::emplaceBack | v8::base::SmallVector<T>::emplace_back (2.11%)
  8. js::IsProxy (2.11%)
  9. mozilla::SharedSubResourceCache<T>::LoadCompleted (2.11%)
  10. IPCError-browser | GPUProcessKill (1.41%)
  11. InsertCFontCache (1.41%)
  12. OOM | large | NS_ABORT_OOM | IPC::ParamTraits<JSStructuredCloneData>::Read | IPC::ParamTraits<mozilla::SerializedStructuredCloneBuffer>::Read | IPC::ParamTraits<mozilla::dom::ClonedMessageData>::Read | IPC::ParamTraits<mozilla::Maybe<T> >::Read | mozil... (1.41%)
  13. js::frontend::ParseNode::getKind (1.41%)
  14. js::gc::HeaderWord::get (1.41%)
  15. mozilla::detail::InvalidArrayIndex_CRASH | nsTArray_Impl<T>::ElementAt | nsTArray_Impl<T>::operator[] | mozilla::dom::RangeBasedTextDirectiveCreator::FindAllMatchingCandidates (1.41%)
  16. mozilla::net::DocumentLoadListener::Open (1.41%)
  17. AsyncShutdownTimeout | profile-before-change | Sqlite.sys.mjs shutdown blocker (0.70%)
  18. EMPTY: no frame data available; EmptyMinidump (0.70%)
  19. FindFlowForContent (0.70%)
  20. HIServices (0.70%)