[ 15.071489] ppdev: user-space parallel port driver [ 16.652263] CPU0 attaching NULL sched-domain. [ 16.652279] CPU1 attaching NULL sched-domain. [ 16.673173] CPU0 attaching sched-domain: [ 16.673185] domain 0: span 0-1 level SIBLING [ 16.673193] groups: 0 (cpu_power = 589) 1 (cpu_power = 589) [ 16.673211] domain 1: span 0-1 level MC [ 16.673218] groups: 0-1 (cpu_power = 1178) [ 16.673234] CPU1 attaching sched-domain: [ 16.673241] domain 0: span 0-1 level SIBLING [ 16.673248] groups: 1 (cpu_power = 589) 0 (cpu_power = 589) [ 16.673265] domain 1: span 0-1 level MC [ 16.673272] groups: 0-1 (cpu_power = 1178) [ 21.944055] CPU0 attaching NULL sched-domain. [ 21.944072] CPU1 attaching NULL sched-domain. [ 21.969141] CPU0 attaching sched-domain: [ 21.969152] domain 0: span 0-1 level SIBLING [ 21.969161] groups: 0 (cpu_power = 589) 1 (cpu_power = 589) [ 21.969181] domain 1: span 0-1 level MC [ 21.969189] groups: 0-1 (cpu_power = 1178) [ 21.969207] CPU1 attaching sched-domain: [ 21.969216] domain 0: span 0-1 level SIBLING [ 21.969223] groups: 1 (cpu_power = 589) 0 (cpu_power = 589) [ 21.969240] domain 1: span 0-1 level MC [ 21.969247] groups: 0-1 (cpu_power = 1178) [ 22.548448] wlan0: direct probe to AP 00:1d:71:09:7a:d0 (try 1) [ 22.548571] wlan0: deauthenticating from 00:1d:71:09:7a:d0 by local choice (reason=3) [ 22.549589] wlan0: direct probe to AP 00:1d:71:09:7a:d0 (try 1) [ 22.552602] wlan0: direct probe responded [ 22.552617] wlan0: authenticate with AP 00:1d:71:09:7a:d0 (try 1) [ 22.558859] wlan0: authenticated [ 22.558920] wlan0: associate with AP 00:1d:71:09:7a:d0 (try 1) [ 22.563255] wlan0: RX AssocResp from 00:1d:71:09:7a:d0 (capab=0x421 status=0 aid=3) [ 22.563266] wlan0: associated [ 22.564118] ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 22.564262] cfg80211: Calling CRDA for country: US [ 22.575874] cfg80211: Received country IE: [ 22.575885] cfg80211: Regulatory domain: US [ 22.575891] (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp) [ 22.575902] (2402000 KHz - 2477000 KHz @ 40000 KHz), (10000 mBi, 10000 mBm) [ 22.575909] cfg80211: CRDA thinks this should applied: [ 22.575915] cfg80211: Regulatory domain: US [ 22.575920] (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp) [ 22.575929] (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2700 mBm) [ 22.575939] (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 1700 mBm) [ 22.575948] (5250000 KHz - 5330000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) [ 22.575957] (5490000 KHz - 5600000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) [ 22.575967] (5650000 KHz - 5710000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) [ 22.575976] (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 3000 mBm) [ 22.575983] cfg80211: We intersect both of these and get: [ 22.575989] cfg80211: Regulatory domain: 98 [ 22.575994] (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp) [ 22.576004] (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2700 mBm) [ 22.576067] cfg80211: Disabling channel 2467 MHz on phy0 due to Country IE [ 22.576075] cfg80211: Disabling channel 2472 MHz on phy0 due to Country IE [ 22.576083] cfg80211: Disabling channel 2484 MHz on phy0 due to Country IE [ 22.576098] cfg80211: Current regulatory domain updated by AP to: US [ 22.576105] (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp) [ 22.576115] (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2700 mBm) [ 24.773035] eth0: no IPv6 routers present [ 33.128054] wlan0: no IPv6 routers present [ 328.022807] wlan0: deauthenticated from 00:1d:71:09:7a:d0 (Reason: 1) [ 328.022886] ------------[ cut here ]------------ [ 328.022911] WARNING: at /build/buildd/linux-2.6.32/kernel/softirq.c:143 local_bh_enable_ip+0x61/0x90() [ 328.022923] Hardware name: 1005HA [ 328.022930] Modules linked in: binfmt_misc ppdev snd_hda_codec_realtek fbcon tileblit font bitblit softcursor vga16fb vgastate joydev snd_hda_intel arc4 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 ath9k i915 mac80211 drm_kms_helper uvcvideo ath snd drm videodev v4l1_compat intel_agp cfg80211 psmouse soundcore serio_raw atl1c led_class snd_page_alloc i2c_algo_bit agpgart video output lp parport usbhid hid ahci [ 328.023103] Pid: 647, comm: phy0 Not tainted 2.6.32-20-generic #29-Ubuntu [ 328.023113] Call Trace: [ 328.023133] [] warn_slowpath_common+0x72/0xa0 [ 328.023150] [] ? local_bh_enable_ip+0x61/0x90 [ 328.023164] [] ? local_bh_enable_ip+0x61/0x90 [ 328.023180] [] warn_slowpath_null+0x1a/0x20 [ 328.023195] [] local_bh_enable_ip+0x61/0x90 [ 328.023212] [] _spin_unlock_bh+0x16/0x20 [ 328.023257] [] ath_tx_node_cleanup+0x14f/0x170 [ath9k] [ 328.023296] [] ath9k_sta_notify+0x4e/0xb0 [ath9k] [ 328.023338] [] __sta_info_unlink+0x127/0x1b0 [mac80211] [ 328.023377] [] ? ath9k_sta_notify+0x0/0xb0 [ath9k] [ 328.023417] [] sta_info_unlink+0x33/0x50 [mac80211] [ 328.023460] [] ieee80211_set_disassoc+0x17a/0x1d0 [mac80211] [ 328.023504] [] ieee80211_rx_mgmt_deauth+0xbe/0xf0 [mac80211] [ 328.023525] [] ? mutex_lock+0x19/0x40 [ 328.023566] [] ieee80211_sta_rx_queued_mgmt+0x3db/0x3f0 [mac80211] [ 328.023584] [] ? dequeue_entity+0x1a7/0x200 [ 328.023602] [] ? default_spin_lock_flags+0x8/0x10 [ 328.023617] [] ? _spin_lock_irqsave+0x2f/0x50 [ 328.023663] [] ieee80211_sta_work+0x81/0x460 [mac80211] [ 328.023680] [] ? __switch_to+0xcd/0x180 [ 328.023696] [] ? finish_task_switch+0x43/0xc0 [ 328.023714] [] run_workqueue+0x8e/0x150 [ 328.023760] [] ? ieee80211_sta_work+0x0/0x460 [mac80211] [ 328.023777] [] worker_thread+0x84/0xe0 [ 328.023793] [] ? autoremove_wake_function+0x0/0x50 [ 328.023809] [] ? worker_thread+0x0/0xe0 [ 328.023823] [] kthread+0x74/0x80 [ 328.023837] [] ? kthread+0x0/0x80 [ 328.023853] [] kernel_thread_helper+0x7/0x10 [ 328.023864] ---[ end trace f141368e268ebe61 ]--- [ 328.899353] wlan0: direct probe to AP 00:1d:71:09:7a:d0 (try 1) [ 328.902643] wlan0: direct probe responded [ 328.902657] wlan0: authenticate with AP 00:1d:71:09:7a:d0 (try 1) [ 328.904601] wlan0: authenticated [ 328.904656] wlan0: associate with AP 00:1d:71:09:7a:d0 (try 1) [ 328.908143] wlan0: RX AssocResp from 00:1d:71:09:7a:d0 (capab=0x421 status=0 aid=5) [ 328.908155] wlan0: associated