------------[ cut here ]------------
WARNING: at /build/buildd/linux-2.6.32/net/mac80211/rx.c:2499 ieee80211_rx+0xbb/0x160 [mac80211]()
Hardware name: MacBook2,1
Modules linked in: aes_i586 aes_generic rfcomm ppdev sco bnep l2cap vboxnetadp vboxnetflt vboxdrv binfmt_misc ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack ipt_REJECT xt_tcpudp iptable_filter ip_tables x_tables bridge stp kvm snd_hda_codec_idt fbcon tileblit font bitblit softcursor vga16fb vgastate btusb bluetooth arc4 snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_mixer_oss snd_pcm snd_seq_dummy snd_seq_oss snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq snd_timer snd_seq_device i915 drm_kms_helper hid_apple ath9k drm snd joydev uvcvideo mac80211 ath intel_agp videodev v4l1_compat appletouch usbhid hid applesmc input_polldev coretemp mbp_nvidia_bl cfg80211 led_class soundcore snd_page_alloc i2c_algo_bit video agpgart output lp parport ohci1394 ieee1394 sky2 [last unloaded: kvm_intel]
Pid: 0, comm: swapper Not tainted 2.6.32-19-generic #28-Ubuntu
Call Trace:
 [<c014c342>] warn_slowpath_common+0x72/0xa0
 [<f833e69b>] ? ieee80211_rx+0xbb/0x160 [mac80211]
 [<f833e69b>] ? ieee80211_rx+0xbb/0x160 [mac80211]
 [<c014c38a>] warn_slowpath_null+0x1a/0x20
 [<f833e69b>] ieee80211_rx+0xbb/0x160 [mac80211]
 [<f8531f20>] ath_rx_send_to_mac80211+0xc0/0xd0 [ath9k]
 [<f85322e2>] ath_rx_tasklet+0x312/0x540 [ath9k]
 [<c0134372>] ? resched_task+0x22/0x70
 [<f852fe76>] ath9k_tasklet+0xf6/0x120 [ath9k]
 [<c01519e7>] tasklet_action+0xa7/0xb0
 [<c0152fd8>] __do_softirq+0x98/0x1b0
 [<c01228bb>] ? ack_apic_level+0x6b/0x170
 [<c01751e0>] ? clockevents_program_event+0x90/0x140
 [<c0153135>] do_softirq+0x45/0x50
 [<c0153285>] irq_exit+0x65/0x70
 [<c058f155>] do_IRQ+0x55/0xc0
 [<c016d3e5>] ? sched_clock_local+0xa5/0x180
 [<c0103a30>] common_interrupt+0x30/0x40
 [<c013ef16>] ? finish_task_switch+0x46/0xc0
 [<c0588c4c>] schedule+0x44c/0x840
 [<c0102205>] cpu_idle+0xc5/0xd0
 [<c0578898>] rest_init+0x58/0x60
 [<c07a18f0>] start_kernel+0x345/0x34b
 [<c07a13d7>] ? unknown_bootoption+0x0/0x19e
 [<c07a10aa>] i386_start_kernel+0xaa/0xb1
---[ end trace 848667c232d7c9fe ]---