Description of problem: YouTube videos crash Firefox on Fedora 23. Firefox crash report: https://crash-stats.mozilla.com/report/index/b6c693b7-3823-4015-ad61-cc0ad2160103 Version-Release number of selected component (if applicable): 43.0.3 How reproducible: It happens every time. 1. Visit a YouTube video's page. 2. Wait until the video begins playing. 3. Move the cursor over the player / the player's controls. 4. Firefox crashes.
Can you please attach your "about:support" data? "Copy text to clipboard" works here.
Allgemeine Informationen ------------------------ Name: Firefox Version: 43.0.3 Build-ID: 20151229124331 User-Agent: Mozilla/5.0 (X11; Fedora; Linux x86_64; rv:43.0) Gecko/20100101 Firefox/43.0 Fenster mit mehreren Prozessen: 0/2 (Standard: false) Abgesicherter Modus: false Absturzberichte der letzten 3 Tage ---------------------------------- Alle Absturzberichte Erweiterungen ------------- Name: HTTPS-Everywhere Version: 5.1.2 Aktiviert: true ID: https-everywhere-eff Name: Privacy Badger Version: 1.0.5 Aktiviert: true ID: jid1-MnnxcxisBPnSXQ-eff@jetpack Name: uBlock Origin Version: 1.5.5 Aktiviert: true ID: uBlock0 Grafik ------ Asynchrones Wischen und Zoomen: nichts Gerätekennung: Mesa DRI Intel(R) 965GM GPU-beschleunigte Fenster: 2/2 OpenGL (OMTC) H264-Hardware-Dekodierung unterstützt: No; Failed to create H264 decoder Herstellerkennung: Intel Open Source Technology Center Karten-Beschreibung: Intel Open Source Technology Center -- Mesa DRI Intel(R) 965GM Treiber-Version: 2.1 Mesa 11.1.0 (git-525f3c2) WebGL-Renderer: Intel Open Source Technology Center -- Mesa DRI Intel(R) 965GM windowLayerManagerRemote: true AzureCanvasBackend: cairo AzureContentBackend: cairo AzureFallbackCanvasBackend: none AzureSkiaAccelerated: 0 CairoUseXRender: 1 Wichtige modifizierte Einstellungen ----------------------------------- accessibility.typeaheadfind.flashBar: 0 browser.cache.disk.capacity: 358400 browser.cache.disk.filesystem_reported: 1 browser.cache.disk.hashstats_reported: 1 browser.cache.disk.smart_size_cached_value: 358400 browser.cache.disk.smart_size.first_run: false browser.cache.disk.smart_size.use_old_max: false browser.cache.frecency_experiment: 4 browser.download.importedFromSqlite: true browser.fixup.domainwhitelist.youtube: true browser.places.smartBookmarksVersion: 7 browser.search.useDBForOrder: true browser.sessionstore.upgradeBackup.latestBuildID: 20151229124331 browser.startup.homepage_override.buildID: 20151229124331 browser.startup.homepage_override.mstone: 43.0.3 dom.apps.reset-permissions: true dom.mozApps.used: true extensions.lastAppVersion: 43.0.3 gfx.crash-guard.glcontext.appVersion: 43.0.3 gfx.crash-guard.glcontext.deviceID: Mesa DRI Intel(R) 965GM gfx.crash-guard.glcontext.driverVersion: 2.1 Mesa 11.1.0 (git-525f3c2) gfx.crash-guard.status.glcontext: 2 layers.acceleration.force-enabled: true media.gmp-gmpopenh264.abi: x86_64-gcc3 media.gmp-gmpopenh264.lastUpdate: 1452289650 media.gmp-gmpopenh264.version: 1.5.3 media.gmp-manager.buildID: 20151229124331 media.gmp-manager.lastCheck: 1453640008 network.cookie.prefsMigrated: true network.http.pipelining: true network.http.proxy.pipelining: true network.http.speculative-parallel-limit: 0 network.predictor.cleaned-up: true network.prefetch-next: false places.database.lastMaintenance: 1453044841 places.history.expiration.transient_current_max_pages: 78647 plugin.disable_full_page_plugin_for_types: application/pdf plugin.importedState: true plugin.state.librhythmbox-itms-detection-plugin: 0 print.print_bgcolor: false print.print_bgimages: false print.print_colorspace: default print.print_downloadfonts: false print.print_duplex: 0 print.print_evenpages: true print.print_in_color: true print.print_margin_bottom: 0.5 print.print_margin_left: 0.5 print.print_margin_right: 0.5 print.print_margin_top: 0.5 print.print_oddpages: true print.print_orientation: 0 print.print_page_delay: 50 print.print_paper_data: 0 print.print_paper_height: 297,00 print.print_paper_name: iso_a4 print.print_paper_size_type: 1 print.print_paper_size_unit: 1 print.print_paper_width: 210,00 print.print_plex_name: default print.print_resolution_name: default print.print_scaling: 1,00 print.print_shrink_to_fit: true print.print_to_file: false print.print_unwriteable_margin_bottom: 0 print.print_unwriteable_margin_left: 0 print.print_unwriteable_margin_right: 0 print.print_unwriteable_margin_top: 0 privacy.donottrackheader.enabled: true privacy.donottrackheader.value: 1 privacy.sanitize.migrateFx3Prefs: true storage.vacuum.last.index: 1 storage.vacuum.last.places.sqlite: 1452023052 Wichtige nicht veränderbare Einstellungen ----------------------------------------- JavaScript ---------- Inkrementelle GC: true Barrierefreiheit ---------------- Aktiviert: false Barrierefreiheit verhindern: 0 Bibliotheken-Versionen ---------------------- NSPR Minimal vorausgesetzte Version: 4.10.10 Verwendete Version: 4.10.10 NSS Minimal vorausgesetzte Version: 3.21 Basic ECC Verwendete Version: 3.21 Extended ECC NSSSMIME Minimal vorausgesetzte Version: 3.21 Basic ECC Verwendete Version: 3.21 Extended ECC NSSSSL Minimal vorausgesetzte Version: 3.21 Basic ECC Verwendete Version: 3.21 Extended ECC NSSUTIL Minimal vorausgesetzte Version: 3.21 Verwendete Version: 3.21 Experimentelle Funktionen ------------------------- Isolierte Umgebungen -------------------- Seccomp-BPF (Filtern von Systemaufrufen): true Seccomp-Thread-Synchronisierung: true User-Namespaces: true Medienplugins in isolierter Umgebung: true
Please try to set "layers.acceleration.force-enabled" to false (which is a default value here).
Also layers.acceleration.disabled set to true may help you.
Thanks, resetting "layers.acceleration.force-enabled" did the trick. You can close this if that's the proper solution to the issue.