------------[ cut here ]------------
WARNING: at /build/buildd/linux-2.6.32/kernel/softirq.c:143 local_bh_enable_ip+0x61/0x90()
Hardware name: Aspire 5738                    
Modules linked in: binfmt_misc rfcomm ppdev sco bridge stp bnep l2cap fbcon tileblit font snd_hda_codec_atihdmi bitblit softcursor snd_hda_codec_realtek vga16fb snd_hda_intel vgastate snd_hda_codec snd_hwdep snd_pcm_oss snd_mixer_oss snd_seq_dummy snd_pcm snd_seq_oss snd_seq_midi arc4 radeon snd_rawmidi snd_seq_midi_event ttm btusb snd_seq ath9k snd_timer snd_seq_device uvcvideo bluetooth mac80211 drm_kms_helper snd ath videodev drm video intel_agp v4l1_compat soundcore lp agpgart cfg80211 psmouse snd_page_alloc i2c_algo_bit serio_raw output parport joydev acer_wmi led_class usbhid hid tg3 ahci
Pid: 769, comm: phy0 Not tainted 2.6.32-20-generic #30-Ubuntu
Call Trace:
 [<c014c3d2>] warn_slowpath_common+0x72/0xa0
 [<c0153381>] ? local_bh_enable_ip+0x61/0x90
 [<c0153381>] ? local_bh_enable_ip+0x61/0x90
 [<c014c41a>] warn_slowpath_null+0x1a/0x20
 [<c0153381>] local_bh_enable_ip+0x61/0x90
 [<c058b806>] _spin_unlock_bh+0x16/0x20
 [<f87d71bf>] ath_tx_node_cleanup+0x14f/0x170 [ath9k]
 [<f87d1eee>] ath9k_sta_notify+0x4e/0xb0 [ath9k]
 [<f8653647>] __sta_info_unlink+0x127/0x1b0 [mac80211]
 [<f87d1ea0>] ? ath9k_sta_notify+0x0/0xb0 [ath9k]
 [<f8653703>] sta_info_unlink+0x33/0x50 [mac80211]
 [<f865aeca>] ieee80211_set_disassoc+0x17a/0x1d0 [mac80211]
 [<f865ce27>] ieee80211_sta_work+0x427/0x460 [mac80211]
 [<c013eff3>] ? finish_task_switch+0x43/0xc0
 [<c016369e>] run_workqueue+0x8e/0x150
 [<f865ca00>] ? ieee80211_sta_work+0x0/0x460 [mac80211]
 [<c01637e4>] worker_thread+0x84/0xe0
 [<c0167740>] ? autoremove_wake_function+0x0/0x50
 [<c0163760>] ? worker_thread+0x0/0xe0
 [<c01674b4>] kthread+0x74/0x80
 [<c0167440>] ? kthread+0x0/0x80
 [<c0104087>] kernel_thread_helper+0x7/0x10
---[ end trace aabb9cf2a40cd5c5 ]---