Hi, I'm having this issue as well. For weeks now, every time I forget about it and do an aptitude upgrade I have to manually downgrade to 2.5-2+v2.4-3+b1 because my dongle USB stop working. I'm afraid that in some more upgrades the package won't install and I get stuck without wifi! :-)
Device: Bus 001 Device 004: ID 0bda:8179 Realtek Semiconductor Corp. RTL8188EUS 802.11n Wireless Network Adapter dmesg got filled with: [ 1182.365621] IPv6: ADDRCONF(NETDEV_UP): wlxe8de271f313a: link is not ready [ 1183.650554] R8188EU: ERROR indicate disassoc /var/log/syslog Jan 14 10:56:18 debian wpa_supplicant[3966]: Successfully initialized wpa_supplicant Jan 14 10:56:18 debian NetworkManager[3929]: <info> [1484405778.9175] supplicant: wpa_supplicant running Jan 14 10:56:18 debian NetworkManager[3929]: <info> [1484405778.9182] device (wlxe8de271f313a): supplicant interface state: init -> starting Jan 14 10:56:18 debian wpa_supplicant[3966]: nl80211: Driver does not support authentication/association or connect commands Jan 14 10:56:18 debian wpa_supplicant[3966]: nl80211: deinit ifname=wlxe8de271f313a disabled_11b_rates=0 Jan 14 10:56:18 debian wpa_supplicant[3966]: ioctl[SIOCSIWAP]: Operation not permitted Jan 14 10:56:18 debian wpa_supplicant[3966]: ioctl[SIOCSIWENCODEEXT]: Invalid argument Jan 14 10:56:18 debian wpa_supplicant[3966]: ioctl[SIOCSIWENCODEEXT]: Invalid argument Jan 14 10:56:18 debian NetworkManager[3929]: <info> [1484405778.9751] sup-iface[0x55d776f7c0a0,wlxe8de271f313a]: supports 1 scan SSIDs Jan 14 10:56:18 debian kernel: [ 1232.450878] IPv6: ADDRCONF(NETDEV_UP): wlxe8de271f313a: link is not ready Jan 14 10:56:18 debian NetworkManager[3929]: <info> [1484405778.9761] device (wlxe8de271f313a): supplicant interface state: starting -> ready Jan 14 10:56:18 debian NetworkManager[3929]: <info> [1484405778.9762] device (wlxe8de271f313a): state change: unavailable -> disconnected (reason 'supplicant-available') [20 30 42] Jan 14 10:56:18 debian kernel: [ 1232.457289] R8188EU: ERROR indicate disassoc Jan 14 10:56:19 debian NetworkManager[3929]: <warn> [1484405779.0836] device (wlxe8de271f313a): set-hw-addr: new MAC address XX:XX:XX:XX:XX:XX not successfully set (scanning) -- "Free Software is not the only way, but it's a correct way." Marcelo Mendes http://underlabs.org mmendes @ IRC [OFTC-Freenode] Gtalk: marcelomendes at gmail dot com
