Just experienced very similar symptoms. After several restarts, (including manually killing background procs). I was able to get http(s) connections working aga

Just experienced very similar symptoms. After several restarts, (including manually killing background procs). I was able to get http(s) connections working again by manually disabling all extensions and restarting. So far I have re-enabled uBlock and then I came to HN and found this as top post. Now in the process off individually re-enabling extensions.