vibrator: sleep from invalid context

gistfile1.txt

<3>[  626.062809] BUG: sleeping function called from invalid context at /home/thewhisp/android/cm10.1/kernel/samsung/msm7x27a/kernel/mutex.c:85
<3>[  626.062851] in_atomic(): 1, irqs_disabled(): 128, pid: 3211, name: SharedPreferenc
<4>[  626.062938] [<c0041324>] (unwind_backtrace+0x0/0x11c) from [<c0509298>] (mutex_lock+0x18/0x60)
<4>[  626.062994] [<c0509298>] (mutex_lock+0x18/0x60) from [<c0245b60>] (_regulator_get+0x4c/0x364)
<4>[  626.063046] [<c0245b60>] (_regulator_get+0x4c/0x364) from [<c009e7e4>] (msm_vibrator_power+0x14/0xf8)
<4>[  626.063086] [<c009e7e4>] (msm_vibrator_power+0x14/0xf8) from [<c009e9e0>] (vibrator_timer_func+0xa8/0xb8)
<4>[  626.063129] [<c009e9e0>] (vibrator_timer_func+0xa8/0xb8) from [<c00c9bcc>] (__run_hrtimer.isra.20+0x9c/0x13c)
<4>[  626.063166] [<c00c9bcc>] (__run_hrtimer.isra.20+0x9c/0x13c) from [<c00ca35c>] (hrtimer_interrupt+0x100/0x2a0)
<4>[  626.063211] [<c00ca35c>] (hrtimer_interrupt+0x100/0x2a0) from [<c00468e4>] (msm_timer_interrupt+0x18/0x20)
<4>[  626.063261] [<c00468e4>] (msm_timer_interrupt+0x18/0x20) from [<c00e51c4>] (handle_irq_event_percpu+0x30/0x16c)
<4>[  626.063301] [<c00e51c4>] (handle_irq_event_percpu+0x30/0x16c) from [<c00e5354>] (handle_irq_event+0x54/0x74)
<4>[  626.063339] [<c00e5354>] (handle_irq_event+0x54/0x74) from [<c00e7b44>] (handle_edge_irq+0x108/0x15c)
<4>[  626.063376] [<c00e7b44>] (handle_edge_irq+0x108/0x15c) from [<c00e4b9c>] (generic_handle_irq+0x2c/0x40)
<4>[  626.063419] [<c00e4b9c>] (generic_handle_irq+0x2c/0x40) from [<c003cb98>] (handle_IRQ+0x64/0x8c)
<4>[  626.063454] [<c003cb98>] (handle_IRQ+0x64/0x8c) from [<c00362e4>] (vic_handle_irq+0x28/0x2c)
<4>[  626.063488] [<c00362e4>] (vic_handle_irq+0x28/0x2c) from [<c003b894>] (__irq_svc+0x54/0x80)
<4>[  626.063509] Exception stack(0xc5a8fe18 to 0xc5a8fe60)
<4>[  626.063531] fe00:                                                       e8bb3be0 00000400
<4>[  626.063561] fe20: 00000000 00000000 c0e8f660 c4773018 00000207 40e06000 c0e8f660 00000000
<4>[  626.063591] fe40: c720e560 00000001 00000000 c5a8fe64 00000000 c020818c 200f0113 ffffffff
<4>[  626.063628] [<c003b894>] (__irq_svc+0x54/0x80) from [<c020818c>] (__memzero+0x2c/0x80)