www.youtube.com - see bug description

[webcompat-bot]

URL: https://www.youtube.com/watch?v=2_iEkFkc_2c
Browser / Version: Firefox 53.0
Operating System: Windows 10
Problem type: Something else - I'll add details below

Steps to Reproduce

1. Navigate to: https://www.youtube.com/watch?v=2_iEkFkc_2c

Expected Behavior:
Video plays

Actual Behavior:
Tab crashes.

Note: This happens on all embedded html5 video since a nightly or two ago.

Application Basics

Name: Firefox
Version: 53.0a1
Build ID: 20170122030212
Update Channel: nightly
User Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:53.0) Gecko/20100101 Firefox/53.0
OS: Windows_NT 10.0
Multiprocess Windows: 1/1 (Enabled by default)
Safe Mode: false

Crash Reports for the Last 3 Days

Report ID: bp-e9bb2a03-9186-470e-873f-cece52170122
Submitted: 3 hours ago

Report ID: bp-0c220d46-9f96-43f1-8e49-6ead02170120
Submitted: 2 days ago

All Crash Reports

Extensions

Name: Application Update Service Helper
Version: 1.0
Enabled: true
ID: aushelper@mozilla.org

Name: cliget
Version: 1.2.3.1-signed.1-signed
Enabled: true
ID: cliget@zaidabdulla.com

Name: Decentraleyes
Version: 1.3.7
Enabled: true
ID: jid1-BoFifL9Vbdl2zQ@jetpack

Name: FlyWeb
Version: 1.0.0
Enabled: true
ID: flyweb@mozilla.org

Name: Form Autofill
Version: 1.0
Enabled: true
ID: formautofill@mozilla.org

Name: HTTPS Everywhere
Version: 5.2.9
Enabled: true
ID: https-everywhere@eff.org

Name: Multi-process staged rollout
Version: 1.7
Enabled: true
ID: e10srollout@mozilla.org

Name: Pocket
Version: 1.0.5
Enabled: true
ID: firefox@getpocket.com

Name: Presentation
Version: 1.0.0
Enabled: true
ID: presentation@mozilla.org

Name: Reddit Enhancement Suite
Version: 5.2.2
Enabled: true
ID: jid1-xUfzOsOFlzSOXg@jetpack

Name: Send Tab to Device
Version: 0.7.1-signed.1-signed
Enabled: true
ID: jid1-mdjmA7if6lo8lA@jetpack

Name: SHA-1 deprecation staged rollout
Version: 1.0
Enabled: true
ID: disableSHA1rollout@mozilla.org

Name: Shield Recipe Client
Version: 1.0.0
Enabled: true
ID: shield-recipe-client@mozilla.org

Name: uBlock Origin
Version: 1.10.4
Enabled: true
ID: uBlock0@raymondhill.net

Name: Web Compat
Version: 1.0
Enabled: true
ID: webcompat@mozilla.org

Name: WebCompat Reporter
Version: 1.0.0
Enabled: true
ID: webcompat-reporter@mozilla.org

Name: Amazon Smile Redirect
Version: 0.1.1.1-signed.1-signed
Enabled: false
ID: jid1-VgrLFatWWJY3DA@jetpack

Name: Export Cookies
Version: 1.2.1-signed.1-signed
Enabled: false
ID: exportcookies@aag

Graphics

Features
Compositing: Direct3D 11
Asynchronous Pan/Zoom: wheel input enabled; touch input enabled; scrollbar drag enabled
WebGL Renderer: Google Inc. -- ANGLE (AMD Radeon HD 5800 Series Direct3D11 vs_5_0 ps_5_0)
WebGL2 Renderer: Google Inc. -- ANGLE (AMD Radeon HD 5800 Series Direct3D11 vs_5_0 ps_5_0)
Hardware H264 Decoding: No; Hardware video decoding disabled or blacklisted
Audio Backend: wasapi
Direct2D: true
DirectWrite: true (10.0.15014.1000)
GPU #1
Active: Yes
Description: AMD Radeon HD 5800 Series
Vendor ID: 0x1002
Device ID: 0x6898
Driver Version: 15.301.1901.0
Driver Date: 2-26-2016
Drivers: aticfx64 aticfx64 aticfx64 amdxc64 aticfx32 aticfx32 aticfx32 amdxc32 atiumd64 atidxx64 atidxx64 atiumdag atidxx32 atidxx32 atiumdva atiumd6a atitmm64
Subsys ID: 00000000
RAM: 1024

Diagnostics
AzureCanvasAccelerated: 0
AzureCanvasBackend: skia
AzureContentBackend: skia
AzureFallbackCanvasBackend: cairo
GPUProcessPid: 6136
GPUProcess: Terminate GPU Process
Decision Log
D3D9_COMPOSITING:
disabled by default: Disabled by default

Important Modified Preferences

accessibility.lastLoadDate: 1485001456
accessibility.typeaheadfind.flashBar: 0
browser.cache.disk.capacity: 358400
browser.cache.disk.filesystem_reported: 1
browser.cache.disk.smart_size.first_run: false
browser.cache.disk.smart_size.use_old_max: false
browser.cache.frecency_experiment: 3
browser.download.importedFromSqlite: true
browser.places.smartBookmarksVersion: 8
browser.sessionstore.restore_on_demand: false
browser.sessionstore.upgradeBackup.latestBuildID: 20170122030212
browser.startup.homepage: http://apod.nasa.gov/apod/astropix.html
browser.startup.homepage_override.buildID: 20170122030212
browser.startup.homepage_override.mstone: 53.0a1
browser.tabs.warnOnClose: false
browser.urlbar.suggest.searches: true
dom.gamepad.extensions.enabled: true
dom.push.userAgentID: d3a1d7c5d91c4a64b9f8da84d76ea604
extensions.lastAppVersion: 53.0a1
font.internaluseonly.changed: false
font.name.monospace.x-western: Consolas
font.name.sans-serif.x-western: Arimo
font.name.serif.x-western: Tinos
media.gmp-gmpopenh264.abi: x86_64-msvc-x64
media.gmp-gmpopenh264.lastUpdate: 1484006239
media.gmp-gmpopenh264.version: 1.6
media.gmp-manager.buildID: 20170122030212
media.gmp-manager.lastCheck: 1485097054
media.gmp-widevinecdm.abi: x86_64-msvc-x64
media.gmp-widevinecdm.lastUpdate: 1484006241
media.gmp-widevinecdm.version: 1.4.8.903
media.gmp.storage.version.observed: 1
media.hardware-video-decoding.failed: false
network.cookie.cookieBehavior: 1
network.cookie.prefsMigrated: true
network.dns.disablePrefetch: true
network.http.speculative-parallel-limit: 0
network.predictor.cleaned-up: true
network.prefetch-next: false
places.database.lastMaintenance: 1484777329
places.history.expiration.transient_current_max_pages: 118964
plugin.disable_full_page_plugin_for_types: application/pdf
privacy.donottrackheader.enabled: true
privacy.history.custom: true
privacy.trackingprotection.enabled: true
privacy.trackingprotection.introCount: 20
privacy.userContext.enabled: false
security.sandbox.content.tempDirSuffix: {8126ac81-2f72-4cfd-860d-c86cad06e7a3}
services.sync.declinedEngines:
services.sync.engine.prefs.modified: false
services.sync.lastPing: 1485097014
services.sync.lastSync: Sun Jan 22 2017 12:24:29 GMT-0500 (Eastern Standard Time)
services.sync.numClients: 2
storage.vacuum.last.index: 1
storage.vacuum.last.places.sqlite: 1484087052
ui.osk.debug.keyboardDisplayReason: IKPOS: Touch screen not found.

Important Locked Preferences

Places Database

JavaScript

Incremental GC: true

Accessibility

Activated: false
Prevent Accessibility: 0

Library Versions

NSPR
Expected minimum version: 4.13.1
Version in use: 4.13.1

NSS
Expected minimum version: 3.29 Beta
Version in use: 3.29 Beta

NSSSMIME
Expected minimum version: 3.29 Beta
Version in use: 3.29 Beta

NSSSSL
Expected minimum version: 3.29 Beta
Version in use: 3.29 Beta

NSSUTIL
Expected minimum version: 3.29 Beta
Version in use: 3.29 Beta

Experimental Features

Name: GPU Process on Windows
ID: gpu-process-nightly53@experiments.mozilla.org
Description: Measures the impact of enabling GPU Process in Firefox Nightly on Windows
Active: false
End Date: 1484179199006
Homepage:
Branch: control

Sandbox

Content Process Sandbox Level: 2

From webcompat.com with ❤️

[MDTsai]

It's probably an issue for bugzilla. It's happening in Nightly. Maybe there are issues with a recent release of nightly (aka unstable).

I will close as incomplete. If you are the bug reporter do not hesitate to report this on https://bugzilla.mozilla.org/enter_bug.cgi