------------[ cut here ]------------
WARNING: at /build/buildd/linux-2.6.32/net/wireless/core.c:614 wdev_cleanup_work+0xe9/0x110 [cfg80211]()
Hardware name: N/A                                            
Modules linked in: cryptd aes_x86_64 aes_generic rfcomm binfmt_misc sco bridge kvm_intel stp bnep kvm ppdev l2cap snd_hda_codec_si3054 ipt_REJECT snd_hda_codec_realtek ipt_LOG xt_limit xt_tcpudp ipt_addrtype xt_state snd_hda_intel snd_hda_codec joydev snd_hwdep snd_pcm_oss snd_mixer_oss snd_pcm snd_seq_dummy snd_seq_oss ip6table_filter snd_seq_midi ip6_tables snd_rawmidi nf_nat_irc nf_conntrack_irc snd_seq_midi_event snd_seq nf_nat_ftp arc4 nf_nat snd_timer nf_conntrack_ipv4 snd_seq_device nf_defrag_ipv4 fbcon tileblit nf_conntrack_ftp font nf_conntrack tpm_infineon iwlagn sdhci_pci bitblit tpm softcursor uvcvideo iptable_filter iwlcore sdhci snd video tpm_bios nvidia(P) output videodev v4l1_compat led_class vga16fb soundcore ip_tables psmouse v4l2_compat_ioctl32 btusb vgastate snd_page_alloc mac80211 serio_raw bluetooth cfg80211 x_tables compal_laptop intel_agp lp parport ohci1394 ieee1394 ahci tg3
Pid: 9, comm: events/0 Tainted: P           2.6.32-20-generic #29-Ubuntu
Call Trace:
 [<ffffffff81066d0b>] warn_slowpath_common+0x7b/0xc0
 [<ffffffff81066d64>] warn_slowpath_null+0x14/0x20
 [<ffffffffa00900f9>] wdev_cleanup_work+0xe9/0x110 [cfg80211]
 [<ffffffffa0090010>] ? wdev_cleanup_work+0x0/0x110 [cfg80211]
 [<ffffffff81080777>] run_workqueue+0xc7/0x1a0
 [<ffffffff810808f3>] worker_thread+0xa3/0x110
 [<ffffffff81085320>] ? autoremove_wake_function+0x0/0x40
 [<ffffffff81080850>] ? worker_thread+0x0/0x110
 [<ffffffff81084fa6>] kthread+0x96/0xa0
 [<ffffffff810141ea>] child_rip+0xa/0x20
 [<ffffffff81084f10>] ? kthread+0x0/0xa0
 [<ffffffff810141e0>] ? child_rip+0x0/0x20
---[ end trace d8d9b8e1991c0562 ]---