Pixel/Android has a bug that preventes from calling 911

Last week, a user reported via Reddit that his Pixel 3 was not able to dial 911. Google has confirmed that there is an emergency calling bug with Android under a “limited set of circumstances”. Specifically, users might have an issue calling emergency services if they have Microsoft Teams installed, but are not logged in to the app.

more:
https://www.reddit.com/r/GooglePixel/comments/r4xz1f/pixel_prevented_me_from_calling_911/