[    2.398620] =============================================
[    2.404034] [ INFO: possible recursive locking detected ]
[    2.409448] 3.10.9+ #5 Not tainted
[    2.412861] ---------------------------------------------
[    2.418272] swapper/0/1 is trying to acquire lock:
[    2.423074]  (*Mutex){+.+...}, at: [<c043edf4>] gckOS_AcquireMutex+0x28/0x6c
[    2.430246]
[    2.430246] but task is already holding lock:
[    2.436092]  (*Mutex){+.+...}, at: [<c043ee14>] gckOS_AcquireMutex+0x48/0x6c
[    2.443249]
[    2.443249] other info that might help us debug this:
[    2.449789]  Possible unsafe locking scenario:
[    2.449789]
[    2.455721]        CPU0
[    2.458179]        ----
[    2.460638]   lock(*Mutex);
[    2.463485]   lock(*Mutex);
[    2.466330]
[    2.466330]  *** DEADLOCK ***
[    2.466330]
[    2.472263]  May be due to missing lock nesting notation
[    2.472263]
[    2.479065] 3 locks held by swapper/0/1:
[    2.483000]  #0:  (&__lockdep_no_validate__){......}, at: [<c030fd60>] __driver_attach+0x34/0x94
[    2.491922]  #1:  (&__lockdep_no_validate__){......}, at: [<c030fd84>] __driver_attach+0x58/0x94
[    2.500828]  #2:  (*Mutex){+.+...}, at: [<c043ee14>] gckOS_AcquireMutex+0x48/0x6c