[ 250.911548] BUG: scheduling while atomic: swapper/0/0x40000100
[ 250.918917] Modules linked in: cpufreq_ondemand freq_table hmac cifs autofs4 nfsd auth_rpcgss nfs_acl nfs lockd dns_resolver fscache sunrpc spidev snd_usb_hiface(O) snd_pcm snd_page_alloc snd_seq snd_timer snd_seq_device snd soundcore spi_bcm2708
[ 250.947680] [] (unwind_backtrace+0x0/0xe0) from [] (__schedule_bug+0x48/0x5c)
[ 250.959944] [] (__schedule_bug+0x48/0x5c) from [] (__schedule+0x4c/0x4ec)
[ 250.972188] [] (__schedule+0x4c/0x4ec) from [] (__cond_resched+0x24/0x34)
[ 250.984614] [] (__cond_resched+0x24/0x34) from [] (_cond_resched+0x34/0x44)
[ 250.997259] [] (_cond_resched+0x34/0x44) from [] (do_alignment+0x280/0x774)
[ 251.010084] [] (do_alignment+0x280/0x774) from [] (do_DataAbort+0x34/0x98)
[ 251.023045] [] (do_DataAbort+0x34/0x98) from [] (__dabt_svc+0x38/0x60)
[ 251.035852] Exception stack(0xc04cdde0 to 0xc04cde28)
[ 251.043331] dde0: c04cde2c 00000000 fffffffc cd46924e cd225900 cd469236 cd178000 c050a2b8
[ 251.056394] de00: 0000dd86 cd225900 c04d52ac 00200000 c04cde40 c04cde28 c032cef8 c032cf18
[ 251.069643] de20: 40000113 ffffffff
[ 251.075717] [] (__dabt_svc+0x38/0x60) from [] (ip6_route_input+0x48/0x8c)
[ 251.089336] [] (ip6_route_input+0x48/0x8c) from [] (ip6_rcv_finish+0x60/0x80)
[ 251.103343] [] (ip6_rcv_finish+0x60/0x80) from [] (__netif_receive_skb+0x724/0x7b0)
[ 251.117859] [] (__netif_receive_skb+0x724/0x7b0) from [] (process_backlog+0x6c/0x120)
[ 251.132543] [] (process_backlog+0x6c/0x120) from [] (net_rx_action+0x80/0x1e0)
[ 251.146592] [] (net_rx_action+0x80/0x1e0) from [] (__do_softirq+0xf0/0x214)
[ 251.160354] [] (__do_softirq+0xf0/0x214) from [] (irq_exit+0x40/0x8c)
[ 251.173621] [] (irq_exit+0x40/0x8c) from [] (handle_IRQ+0x64/0x84)
[ 251.186642] [] (handle_IRQ+0x64/0x84) from [] (__irq_svc+0x34/0xa8)
[ 251.199735] [] (__irq_svc+0x34/0xa8) from [] (cpu_idle+0x54/0x9c)
[ 251.212672] [] (cpu_idle+0x54/0x9c) from [] (start_kernel+0x2a0/0x2f8)