Comment 25 for bug 1835623

https://crbug.com/
Issue 983203 in chromium: video playback fails and freezes chromium and Ubuntu and then crashes
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dalecur… via monorail <email address hidden>
12:55 PM (8 hours ago)
to me

Comment #1 on issue 983203 by <email address hidden>: video playback fails and freezes chromium and Ubuntu and then crashes
https://bugs.chromium.org/p/chromium/issues/detail?id=983203#c1

Sorry we don't provide support for Chromium builds. You'll need to see if the issue reproduces with an official Google Chrome build:
https://www.google.com/chrome/

The official build should generate a crash report in chrome://crashes then. Have you tried this?