I can confirm it too as of now with all updates installed. Here is the relevant section of /var/log/daemon.log

Mar 23 11:43:41 eraser-laptop NetworkManager: <info>  Activation (wlan0_rename) started... 
Mar 23 11:43:41 eraser-laptop NetworkManager: <info>  Activation (wlan0_rename) Stage 1 of 5 (Device Prepare) scheduled... 
Mar 23 11:43:41 eraser-laptop NetworkManager: <info>  Activation (wlan0_rename) Stage 1 of 5 (Device Prepare) started... 
Mar 23 11:43:41 eraser-laptop NetworkManager: <info>  Activation (wlan0_rename) Stage 2 of 5 (Device Configure) scheduled... 
Mar 23 11:43:41 eraser-laptop NetworkManager: <info>  Activation (wlan0_rename) Stage 1 of 5 (Device Prepare) complete. 
Mar 23 11:43:41 eraser-laptop NetworkManager: <info>  Activation (wlan0_rename) Stage 2 of 5 (Device Configure) starting... 
Mar 23 11:43:41 eraser-laptop NetworkManager: <info>  Activation (wlan0_rename/wireless): access point 'Marto' is encrypted, but NO valid key exists.  New key needed. 
Mar 23 11:43:41 eraser-laptop NetworkManager: <info>  Activation (wlan0_rename) New wireless user key requested for network 'Marto'. 
Mar 23 11:43:41 eraser-laptop NetworkManager: <info>  Activation (wlan0_rename) Stage 2 of 5 (Device Configure) complete. 
Mar 23 11:43:41 eraser-laptop NetworkManager: <info>  Activation (wlan0_rename) New wireless user key for network 'Marto' received. 
Mar 23 11:43:41 eraser-laptop NetworkManager: <info>  Activation (wlan0_rename) Stage 1 of 5 (Device Prepare) scheduled... 
Mar 23 11:43:41 eraser-laptop NetworkManager: <info>  Activation (wlan0_rename) Stage 1 of 5 (Device Prepare) started... 
Mar 23 11:43:41 eraser-laptop NetworkManager: <info>  Activation (wlan0_rename) Stage 2 of 5 (Device Configure) scheduled... 
Mar 23 11:43:41 eraser-laptop NetworkManager: <info>  Activation (wlan0_rename) Stage 1 of 5 (Device Prepare) complete. 
Mar 23 11:43:41 eraser-laptop NetworkManager: <info>  Activation (wlan0_rename) Stage 2 of 5 (Device Configure) starting... 
Mar 23 11:43:41 eraser-laptop NetworkManager: <info>  Activation (wlan0_rename/wireless): access point 'Marto' is encrypted, and a key exists.  No new key needed. 
Mar 23 11:43:42 eraser-laptop NetworkManager: <WARN>  nm_signal_handler(): Caught signal 11.  Generating backtrace... 
Mar 23 11:43:42 eraser-laptop NetworkManager: ******************* START **********************************
Mar 23 11:43:42 eraser-laptop NetworkManager: (no debugging symbols found)
Mar 23 11:43:42 eraser-laptop NetworkManager: Using host libthread_db library "/lib/libthread_db.so.1".
Mar 23 11:43:42 eraser-laptop NetworkManager: (no debugging symbols found)
Mar 23 11:43:43 eraser-laptop last message repeated 10 times
Mar 23 11:43:43 eraser-laptop NetworkManager: [Thread debugging using libthread_db enabled]
Mar 23 11:43:43 eraser-laptop NetworkManager: [New Thread 0x7fbb4fced780 (LWP 24288)]
Mar 23 11:43:43 eraser-laptop NetworkManager: [New Thread 0x40830950 (LWP 24304)]
Mar 23 11:43:43 eraser-laptop NetworkManager: [New Thread 0x41c51950 (LWP 24290)]
Mar 23 11:43:43 eraser-laptop NetworkManager: (no debugging symbols found)
Mar 23 11:43:43 eraser-laptop last message repeated 9 times
Mar 23 11:43:43 eraser-laptop NetworkManager: 0x00007fbb4e062cc6 in poll () from /lib/libc.so.6
Mar 23 11:43:43 eraser-laptop NetworkManager: ******************* END **********************************