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Nightly builds (crashes and bug fixes)

«  Tuesday, May 27, 2025 

#

Outstanding bugs
Bug Component Impact Summary
1907364 Networking: Proxy 6
priority 4
type 1
see_also 1
ProxyResolution thread can use significant CPU on high request documents
1908172 Downloads 5
priority 4
type 1
[Downloads v2] Consider showing an in-app notification for started downloads
1956128 Web Painting 1
type 1
Clean up AddCanvasBackgroundColorItem callers.
1960607 General 1
type 1
Allow to disable window state restore
1966234 Performance 11
priority 4
severity 5
type 1
see_also 1
Android perf CI jobs should fail if there's no [verify=speed-profile] in the output from dexopt
Other bugs
Bug Component Impact Summary
1809372 Toolbars and Customization 6
priority 1
severity 1
type 2
keywords 2
Combined toolbarbutton separators not showing in widget overflow list
1868093 Widget: Win32 1
severity 1
Remove DeadKeyTable class from KeyboardLayout
1920429 Audio/Video: Playback 10
priority 3
severity 2
type 2
webcompat 3
video-streaming.edpuzzle.com - Video error, stops playing after 3:30-4:00 minutes
1957557 DOM: Selection -1
regressions -2
see_also 1
Text-Fragments: Implement less memory-and CPU intensive algorithm to create a Text Fragment.
1960066 Tooling & Investigations 4
priority 1
severity 1
type 2
Intermittent browser/extensions/webcompat/tests/browser/browser_smartblockembeds_mutation.js | single tracking bug
1963067 JavaScript Engine 3
priority 3
Add additional waitAsync tests
1963871 Application Update 4
priority 4
Migrate Legacy Telemetry Custom Ping "update" to Glean
1965871 Networking 8
priority 4
severity 2
type 2
preconnect or speculative connection is not used when we connect via HTTP/3
1965921 Performance 8
priority 5
severity 2
see_also 1
Update vendored sp3
1965946 New Tab Page 0
Visual updates to large cards
1966147 Toolbar 0
[Menu Redesign 2025] Only enable top navigation bar when on webpage
1966316 JavaScript: WebAssembly 9
priority 5
severity 2
type 2
SpiderMonkey raises type error when calling a Wasm function whose result type is nullexnref
1968159 mozperftest 4
type 2
keywords 2
Restrict intermixed variable changes to python 3.12.8+
1968182 General 0
Introduce a new (sub) module: Fenix :: Add-ons
1968194 DOM: Navigation 4
severity 2
type 2
navigation-api/navigate-event/navigate-history-go-0.html fails because `Location.reload` doesn't fire `NavigateEvent`.
1968227 UI Tests 0
Re-enable broken site form related UI tests
1968346 Tabbed Browser 0
Swap Dao and Nikki for Tabbed Browser triage rotation
1968355 web-platform-tests 6
priority 1
severity 1
type 2
keywords 2
Intermittent TVw /webnn/conformance_tests/arg_min_max.https.any.html?gpu | single tracking bug
1968390 Networking 9
priority 4
severity 2
type 2
see_also 1
If nsPrefetchService is not initialized before document load, <link rel=prefetch> might never be fetched.
1968395 CSS Parsing and Computation 6
priority 1
severity 1
type 2
keywords 2
Perma [tier 2] /css/CSS2/generated-content/quotes-applies-to-001.xht | Testing http://web-platform.test:8000/css/CSS2/generated-content/quotes-applies-to-001.xht == http://web-platform.test:8000/css/reference/pass_if_pass_below.html | single tracking bug
1968431 CSS Parsing and Computation 0
Introduce infrastructure to re-cascade implicitly inherited zoom-dependent properties if needed.
  1. IPCError-browser | ShutDownKill (27.16%) Known top crash
  2. (unloaded T_Prevent64.dll) (12.35%) Top crash
  3. gfxFontGroup::GetDefaultFont (11.11%) Top crash
  4. AsyncShutdownTimeout | IOUtils: waiting for sendTelemetry IO to complete | TelemetryController: shutting down (4.94%)
  5. OOM | unknown | js::AutoEnterOOMUnsafeRegion::crash_impl | js::AutoEnterOOMUnsafeRegion::crash | js::gc::AllocateTenuredCellInGC (3.70%)
  6. mozilla::widget::WlLogHandler (3.70%)
  7. <unknown in atio6axx.dll> | gleam::ffi_gl::Gl::ShaderSource (2.47%)
  8. AsyncShutdownTimeout | profile-change-teardown | ServiceWorkerShutdownBlocker: shutting down Service Workers (2.47%)
  9. OOM | small (2.47%) Known top crash
  10. mozilla::ipc::CreateEndpoints (2.47%)
  11. mozilla::net::SameSiteToString (2.47%)
  12. <unknown in xul.pdb> (1.23%)
  13. @0x18d7f40982 (1.23%)
  14. AsyncShutdownTimeout | IOUtils: waiting for profileBeforeChange IO to complete | JSON store: writing data for 'targeting.snapshot' (1.23%)
  15. AsyncShutdownTimeout | profile-before-change | Sqlite.sys.mjs shutdown blocker (1.23%)
  16. AsyncShutdownTimeout | quit-application | XPIProvider shutdown (1.23%)
  17. HandleGLibMessage (1.23%)
  18. IPCError-browser | GPUProcessKill (1.23%)
  19. OOM | unknown | js::AutoEnterOOMUnsafeRegion::crash_impl | js::gc::FreeSpan::allocate (1.23%)
  20. js::IsProxy (1.23%)