BUG: scheduling while atomic: kdvb-ca-0:0/0x00000001/6720
 [<c03c871e>] __sched_text_start+0x56/0x7a4
 [<c012c53b>] lock_timer_base+0x15/0x2f
 [<c012c647>] __mod_timer+0x94/0x9e
 [<c03c95cc>] schedule_timeout+0x70/0x8d
 [<c012bdfd>] process_timeout+0x0/0x5
 [<c012c817>] msleep+0x2f/0x35
 [<e086df01>] saa7146_wait_for_debi_done+0xda/0xec [saa7146]
 [<e0b5a755>] ttpci_budget_debiread+0x47/0xd6 [budget_core]
 [<e0b5eb7a>] ciintf_poll_slot_status+0xc3/0x14c [budget_av]
 [<e0bf4148>] dvb_ca_en50221_check_camstatus+0x37/0xae [dvb_core]
 [<e0bf52aa>] dvb_ca_en50221_thread+0x1c7/0xb24 [dvb_core]
 [<c0134dec>] autoremove_wake_function+0x0/0x35
 [<c015d4cf>] __fput+0x112/0x13c
 [<c0126e8b>] do_exit+0x6c7/0x6cb
 [<c03cbf78>] do_page_fault+0x277/0x525
 [<c03ccb29>] kprobe_flush_task+0x4b/0x80
 [<c0120f09>] schedule_tail+0x4f/0x87
 [<c0103d3a>] ret_from_fork+0x6/0x1c
 [<e0bf50e3>] dvb_ca_en50221_thread+0x0/0xb24 [dvb_core]
 [<c0104a2b>] kernel_thread_helper+0x7/0x10