FWIW, I can confirm that the problem has to do with the iwlwifi driver. I opened up my laptop and replaced the Intel 5100 WiFi adapter with a card having an Atheros chipset and all the above problems have vanished. Things are working as expected, even after numerous suspend and resume cycles.
$ lspci ... 02:00.0 Network controller: Atheros Communications Inc. AR9285 Wireless Network Adapter (PCI-Express) (rev 01) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/996205 Title: Wireless stops working To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/996205/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
