snip1

wlan0: deauthenticating by local choice (reason=3)
ath9k 0000:05:00.0: PCI INT A disabled
ath9k: Driver unloaded
cfg80211: Calling CRDA to update world regulatory domain
ath9k 0000:05:00.0: PCI INT A -> GSI 17 (level, low) -> IRQ 17
ath9k 0000:05:00.0: setting latency timer to 64
ath: EEPROM regdomain: 0x65
ath: EEPROM indicates we should expect a direct regpair map
ath: Country alpha2 being used: 00
ath: Regpair used: 0x65
Registered led device: ath9k-phy0::radio
Registered led device: ath9k-phy0::assoc
Registered led device: ath9k-phy0::tx
Registered led device: ath9k-phy0::rx
------------[ cut here ]------------
kernel BUG at kernel/workqueue.c:192!
invalid opcode: 0000 [#1] PREEMPT SMP
last sysfs file: /sys/module/led_class/initstate
CPU 1
Modules linked in: ath9k(+) ath9k_hw mac80211 ath cfg80211 rfkill_backport i915 drm i2c_algo_bit ipv6 cpufreq_ondemand ext2 arc4 ecb snd_seq_dummy snd_seq_oss snd_seq_midi_event snd_seq snd_seq_device snd_hda_codec_realtek joydev fan snd_hda_intel snd_pcm_oss snd_hda_codec snd_mixer_oss acpi_cpufreq pcmcia snd_hwdep freq_table snd_pcm snd_timer yenta_socket snd fuse acer_wmi iTCO_wdt rsrc_nonstatic rfkill i2c_i801 psmouse soundcore tg3 usbhid video pcmcia_core hid snd_page_alloc intel_agp i2c_core libphy led_class iTCO_vendor_support pcspkr serio_raw thermal sg processor wmi output ac evdev battery button vboxdrv rtc_cmos rtc_core rtc_lib ext4 mbcache jbd2 crc16 cryptd aes_x86_64 aes_generic xts gf128mul dm_crypt dm_mod sr_mod cdrom sd_mod ahci uhci_hcd libata scsi_mod ehci_hcd usbcore [last unloaded: cfg80211]
Pid: 27354, comm: modprobe Not tainted 2.6.30-ARCH #1 Extensa 7630EZ
RIP: 0010:[<ffffffff802676a2>]  [<ffffffff802676a2>] queue_work_on+0x72/0x80
RSP: 0018:ffff88011fdc7be8  EFLAGS: 00010203
RAX: ffff88012f458de0 RBX: ffff88011b03d160 RCX: 0000000000000000
RDX: ffff88012f458dd8 RSI: ffff88013f802900 RDI: 0000000000000001
RBP: 0000000000000000 R08: 00000000000097cb R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff88013a398000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000303
FS:  00007f849cae56f0(0000) GS:ffff88002803c000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
CR2: 00000000014ee018 CR3: 000000012f5d4000 CR4: 00000000000406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Process modprobe (pid: 27354, threadinfo ffff88011fdc6000, task ffff88013411cbc0)
Stack:
 ffff88011fdc7bf8 00000000dde6d85b 0000000000000303 ffffffff8026785a
 0000000000000000 ffffffffa0775a89 00000000000097a2 00000000dde6d85b
 ffff88011b03d160 ffffffffa07761cf 0000000000000246 ffff88011b03c380
Call Trace:
 [<ffffffff8026785a>] ? queue_work+0x3a/0x90
 [<ffffffffa0775a89>] ? ath_register_led+0x49/0x70 [ath9k]
 [<ffffffffa07761cf>] ? ath_init_device+0x5cf/0xab0 [ath9k]
 [<ffffffffa077fe00>] ? ath_pci_probe+0x1d0/0x3f0 [ath9k]
 [<ffffffff8036cefd>] ? sysfs_add_one+0x3d/0x1a0
 [<ffffffff803d39d2>] ? local_pci_probe+0x22/0x40
 [<ffffffff803d51b4>] ? pci_device_probe+0xa4/0xd0
 [<ffffffff80464248>] ? driver_probe_device+0xa8/0x1a0
 [<ffffffff80464403>] ? __driver_attach+0xc3/0xd0
 [<ffffffff80464340>] ? __driver_attach+0x0/0xd0
 [<ffffffff804636e8>] ? bus_for_each_dev+0x68/0xb0
 [<ffffffff80462caa>] ? bus_add_driver+0xda/0x2f0
 [<ffffffff8046482a>] ? driver_register+0x7a/0x150
 [<ffffffff803d56dc>] ? __pci_register_driver+0x5c/0xf0
 [<ffffffffa013d000>] ? ath9k_init+0x0/0x90 [ath9k]
 [<ffffffffa013d054>] ? ath9k_init+0x54/0x90 [ath9k]
 [<ffffffff80209075>] ? do_one_initcall+0x45/0x1d0
 [<ffffffff802888f0>] ? sys_init_module+0xd0/0x220
 [<ffffffff8020c442>] ? system_call_fastpath+0x16/0x1b
Code: c5 fe ff ff b8 01 00 00 00 48 8b 54 24 08 65 48 33 14 25 28 00 00 00 75 05 48 83 c4 18 c3 e8 06 79 fe ff 8b 3d 40 96 44 00 eb c0 <0f> 0b eb fe 66 2e 0f 1f 84 00 00 00 00 00 48 83 ec 18 65 48 8b
RIP  [<ffffffff802676a2>] queue_work_on+0x72/0x80
 RSP <ffff88011fdc7be8>
---[ end trace 2734cd7fd8264048 ]---
note: modprobe[27354] exited with preempt_count 1