[ 1434.871981] ------------[ cut here ]------------
[ 1434.871997] WARNING: at net/wireless/sme.c:642 cfg80211_roamed+0x9a/0xa0 [cfg80211]()
[ 1434.871999] Hardware name: Inspiron 1564
[ 1434.872001] Modules linked in: fuse michael_mic arc4 ecb ums_realtek joydev uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core videodev media snd_hda_codec_hdmi snd_hda_codec_realtek coretemp i915 snd_hda_intel drm_kms_helper snd_hda_codec kvm_intel drm kvm i2c_i801 psmouse crc32c_intel mei r8169 i2c_algo_bit snd_hwdep snd_pcm snd_page_alloc snd_timer snd iTCO_wdt iTCO_vendor_support lpc_ich soundcore dell_wmi intel_agp i2c_core serio_raw mii microcode intel_gtt intel_ips dell_laptop pcspkr sparse_keymap evdev fan button battery thermal wmi dcdbas video ac lib80211_crypt_tkip wl(O) lib80211 cfg80211 rfkill acpi_cpufreq mperf processor sg ext4 crc16 jbd2 mbcache dm_mod usb_storage sd_mod sr_mod cdrom ahci libahci ehci_pci libata ehci_hcd scsi_mod usbcore usb_common
[ 1434.872061] Pid: 181, comm: wl_event_handle Tainted: G        W  O 3.8.4-1-ARCH #1
[ 1434.872063] Call Trace:
[ 1434.872068]  [<ffffffff8105750f>] warn_slowpath_common+0x7f/0xc0
[ 1434.872072]  [<ffffffff8105756a>] warn_slowpath_null+0x1a/0x20
[ 1434.872083]  [<ffffffffa0258f2a>] cfg80211_roamed+0x9a/0xa0 [cfg80211]
[ 1434.872098]  [<ffffffffa03d2354>] wl_notify_roaming_status+0xb4/0x130 [wl]
[ 1434.872112]  [<ffffffffa03d2925>] wl_event_handler+0x55/0x1f0 [wl]
[ 1434.872126]  [<ffffffffa03d28d0>] ? wl_notify_scan_status+0x340/0x340 [wl]
[ 1434.872130]  [<ffffffff8107b300>] kthread+0xc0/0xd0
[ 1434.872134]  [<ffffffff81010000>] ? perf_trace_xen_mmu_set_pte_at+0x10/0x100
[ 1434.872139]  [<ffffffff8107b240>] ? kthread_freezable_should_stop+0x70/0x70
[ 1434.872143]  [<ffffffff814da76c>] ret_from_fork+0x7c/0xb0
[ 1434.872147]  [<ffffffff8107b240>] ? kthread_freezable_should_stop+0x70/0x70
[ 1434.872150] ---[ end trace 2082e8cc47de65a0 ]---