#1628: BUG: unable to handle kernel NULL pointer dereference at virtual address
000000bb
---------------------------------+------------------------------------------
      Reporter:  macada          |       Owner:       
          Type:  defect          |      Status:  new  
      Priority:  major           |   Milestone:       
     Component:  madwifi: other  |     Version:  trunk
    Resolution:                  |    Keywords:       
Patch_attached:  1               |  
---------------------------------+------------------------------------------
Old description:

> Hi everyone[[BR]]
> Sorry Im sending this BUG to the wrong place but I didn't find another
> place to do it.[[BR]]
> Eventually the connectivity is lost and I can't continue working with the
> wireless card.[[BR]]
> Sometimes is 1h, or 30 min or sometimes more.
> [[BR]]
> I send you the syslog information about the error:
> {{{
> Nov  4 23:42:12 macadatop kernel: [17560.252000] wifi0: rx FIFO overrun;
> resetting
> Nov  4 23:42:15 macadatop kernel: [17563.628000] wifi0: rx FIFO overrun;
> resetting
> Nov  4 23:42:19 macadatop kernel: [17567.008000] wifi0: rx FIFO overrun;
> resetting
> Nov  4 23:42:22 macadatop kernel: [17570.388000] wifi0: rx FIFO overrun;
> resetting
> Nov  4 23:42:25 macadatop kernel: [17573.768000] wifi0: rx FIFO overrun;
> resetting
> Nov  4 23:42:29 macadatop kernel: [17577.148000] wifi0: rx FIFO overrun;
> resetting
> Nov  4 23:42:32 macadatop kernel: [17580.528000] wifi0: rx FIFO overrun;
> resetting
> Nov  4 23:42:36 macadatop kernel: [17583.848000] wifi0: rx FIFO overrun;
> resetting
> Nov  4 23:42:39 macadatop kernel: [17587.184000] wifi0: rx FIFO overrun;
> resetting
> Nov  4 23:42:42 macadatop kernel: [17590.564000] wifi0: rx FIFO overrun;
> resetting
> Nov  4 23:42:46 macadatop kernel: [17594.044000] wifi0: rx FIFO overrun;
> resetting
> Nov  4 23:42:49 macadatop kernel: [17597.424000] wifi0: rx FIFO overrun;
> resetting
> Nov  4 23:42:53 macadatop kernel: [17600.804000] wifi0: rx FIFO overrun;
> resetting
> Nov  4 23:42:56 macadatop kernel: [17604.184000] wifi0: rx FIFO overrun;
> resetting
> Nov  4 23:42:59 macadatop kernel: [17607.564000] wifi0: rx FIFO overrun;
> resetting
> Nov  4 23:43:03 macadatop kernel: [17611.044000] wifi0: rx FIFO overrun;
> resetting
> Nov  4 23:43:06 macadatop kernel: [17614.528000] wifi0: rx FIFO overrun;
> resetting
> Nov  4 23:43:09 macadatop NetworkManager: <debug> [1194219789.475188]
> nm_device_802_11_wireless_get_activation_ap(): Forcing AP ''
> Nov  4 23:43:09 macadatop NetworkManager: <info>  User Switch:
> /org/freedesktop/NetworkManager/Devices/ath0 / ESSID
> Nov  4 23:43:09 macadatop NetworkManager: <info>  Deactivating device
> ath0.
> Nov  4 23:43:09 macadatop dhclient: There is already a pid file
> /var/run/dhclient.ath0.pid with pid 6210
> Nov  4 23:43:09 macadatop dhclient: killed old client process, removed
> PID file
> Nov  4 23:43:09 macadatop dhclient: wifi0: unknown hardware address type
> 801
> Nov  4 23:43:09 macadatop dhclient: wifi0: unknown hardware address type
> 801
> Nov  4 23:43:09 macadatop dhclient: DHCPRELEASE on ath0
> Nov  4 23:43:09 macadatop kernel: [17617.700000] wifi0: rx FIFO overrun;
> resetting
> Nov  4 23:43:10 macadatop NetworkManager: <info>  SUP: sending command
> 'DISABLE_NETWORK 0'
> Nov  4 23:43:10 macadatop NetworkManager: <info>  SUP: response was 'OK'
> Nov  4 23:43:10 macadatop NetworkManager: <info>  SUP: sending command
> 'AP_SCAN 0'
> Nov  4 23:43:15 macadatop NetworkManager: <info>  SUP: response was 'OK'
> Nov  4 23:43:15 macadatop NetworkManager: <info>  SUP: sending command
> 'TERMINATE'
> Nov  4 23:43:16 macadatop kernel: [17624.644000] BUG: unable to handle
> kernel NULL pointer dereference at virtual address 000000bb
> Nov  4 23:43:16 macadatop kernel: [17624.644000]  printing eip:
> Nov  4 23:43:16 macadatop kernel: [17624.644000] f8b07701
> Nov  4 23:43:16 macadatop kernel: [17624.644000] *pde = 00000000
> Nov  4 23:43:16 macadatop kernel: [17624.644000] Oops: 0000 [#1]
> Nov  4 23:43:16 macadatop kernel: [17624.644000] SMP
> Nov  4 23:43:16 macadatop kernel: [17624.644000] Modules linked in:
> snd_rtctimer nls_iso8859_1 nls_cp437 vfat fat usb_storage ide_core
> libusual ipv6 af_packet fglrx(P) binfmt_misc hci_usb rfcomm l2cap
> bluetooth ppdev acpi_cpufreq cpufreq_powersave cpufreq_stats
> cpufreq_userspace cpufreq_ondemand cpufreq_conservative freq_table video
> battery container sbs button dock ac jfs wlan_acl sbp2 parport_pc lp
> parport wlan_scan_sta snd_hda_intel isight_usb compat_ioctl32 joydev
> snd_pcm_oss snd_mixer_oss snd_pcm appleir ath_rate_sample videodev
> v4l1_compat snd_seq_dummy snd_seq_oss snd_seq_midi xpad ath_pci wlan
> ath_hal(P) iTCO_wdt iTCO_vendor_support v4l2_common appletouch sky2
> snd_rawmidi snd_seq_midi_event snd_seq snd_timer snd_seq_device intel_agp
> agpgart snd soundcore snd_page_alloc shpchp pci_hotplug evdev reiserfs sg
> sd_mod sr_mod cdrom usbhid hid ata_piix ehci_hcd ata_generic libata
> scsi_mod ohci1394 ieee1394 uhci_hcd usbcore thermal processor fan fuse
> apparmor commoncap
> Nov  4 23:43:16 macadatop kernel: [17624.644000] CPU:    0
> Nov  4 23:43:16 macadatop kernel: [17624.644000] EIP:
> 0060:[<f8b07701>]    Tainted: P       VLI
> Nov  4 23:43:16 macadatop kernel: [17624.644000] EFLAGS: 00210286
> (2.6.22-14-generic #1)
> Nov  4 23:43:16 macadatop kernel: [17624.644000] EIP is at
> ath_tx_draintxq+0x91/0x1c0 [ath_pci]
> Nov  4 23:43:16 macadatop kernel: [17624.648000] eax: 00000000   ebx:
> dfc6d9d8   ecx: f2a16480   edx: f2a16c00
> Nov  4 23:43:16 macadatop kernel: [17624.648000] esi: f7a59000   edi:
> f7f3a5e4   ebp: dfc6d9a4   esp: f5d33dc4
> Nov  4 23:43:16 macadatop kernel: [17624.648000] ds: 007b   es: 007b
> fs: 00d8  gs: 0033  ss: 0068
> Nov  4 23:43:16 macadatop kernel: [17624.648000] Process wpa_supplicant
> (pid: 6033, ti=f5d32000 task=f629f4c0 task.ti=f5d32000)
> Nov  4 23:43:16 macadatop kernel: [17624.648000] Stack: c01052e8 00000001
> 00200282 00000008 c20e8000 f8b3dcbd c20e8000 00000008
> Nov  4 23:43:16 macadatop kernel: [17624.648000]        dfc6d9b4 dfc6c500
> c20e8000 dfc6d9d8 00000002 c20e8000 dfc6c500 f8b0789b
> Nov  4 23:43:16 macadatop kernel: [17624.648000]        c20e8000 00000008
> f6259c40 0042167e 000053d7 dfc6db78 c20e8000 0000000a
> Nov  4 23:43:16 macadatop kernel: [17624.648000] Call Trace:
> Nov  4 23:43:16 macadatop kernel: [17624.648000]
> [apic_timer_interrupt+40/48] apic_timer_interrupt+0x28/0x30
> Nov  4 23:43:16 macadatop kernel: [17624.648000]  [<f8b3dcbd>]
> zz002dca0b+0x4d/0x168 [ath_hal]
> Nov  4 23:43:16 macadatop kernel: [17624.648000]  [<f8b0789b>]
> ath_draintxq+0x6b/0x200 [ath_pci]
> Nov  4 23:43:16 macadatop kernel: [17624.648000]  [<f8b07dfe>]
> ath_stop_locked+0x5e/0x2c0 [ath_pci]
> Nov  4 23:43:16 macadatop kernel: [17624.648000]  [<f8b40c92>]
> zz016ed251+0x3a/0x70 [ath_hal]
> Nov  4 23:43:16 macadatop kernel: [17624.648000]  [<f8b080e1>]
> ath_stop+0x81/0xb0 [ath_pci]
> Nov  4 23:43:16 macadatop kernel: [17624.648000]  [dev_close+84/112]
> dev_close+0x54/0x70
> Nov  4 23:43:16 macadatop kernel: [17624.648000]  [<f8ae2ac2>]
> ieee80211_stop+0xd2/0x100 [wlan]
> Nov  4 23:43:16 macadatop kernel: [17624.648000]  [dev_close+84/112]
> dev_close+0x54/0x70
> Nov  4 23:43:16 macadatop kernel: [17624.648000]
> [dev_change_flags+89/336] dev_change_flags+0x59/0x150
> Nov  4 23:43:16 macadatop kernel: [17624.648000]
> [devinet_ioctl+1390/1744] devinet_ioctl+0x56e/0x6d0
> Nov  4 23:43:16 macadatop kernel: [17624.648000]  [dev_ifsioc+235/880]
> dev_ifsioc+0xeb/0x370
> Nov  4 23:43:16 macadatop kernel: [17624.648000]  [copy_to_user+48/96]
> copy_to_user+0x30/0x60
> Nov  4 23:43:16 macadatop kernel: [17624.648000]  [sock_ioctl+191/528]
> sock_ioctl+0xbf/0x210
> Nov  4 23:43:16 macadatop kernel: [17624.648000]  [sock_ioctl+0/528]
> sock_ioctl+0x0/0x210
> Nov  4 23:43:16 macadatop kernel: [17624.648000]  [do_ioctl+43/192]
> do_ioctl+0x2b/0xc0
> Nov  4 23:43:16 macadatop kernel: [17624.648000]  [sys_send+55/64]
> sys_send+0x37/0x40
> Nov  4 23:43:16 macadatop kernel: [17624.648000]  [vfs_ioctl+92/656]
> vfs_ioctl+0x5c/0x290
> Nov  4 23:43:16 macadatop kernel: [17624.648000]  [sys_ioctl+114/144]
> sys_ioctl+0x72/0x90
> Nov  4 23:43:16 macadatop kernel: [17624.648000]
> [sysenter_past_esp+107/169] sysenter_past_esp+0x6b/0xa9
> Nov  4 23:43:16 macadatop kernel: [17624.648000]  =======================
> Nov  4 23:43:16 macadatop kernel: [17624.648000] Code: e8 75 c2 77 c7 c7
> 47 3c 00 00 00 00 85 f6 74 0f 8b 1e 89 f0 e8 61 c2 77 c7 85 db 89 de 75
> f1 8b 77 44 85 f6 74 28 8b 77 44 8b 06 <f6> 80 bb 00 00 00 01 0f 85 af 00
> 00 00 f0 ff 4e 1c 0f 94 c0 84
> }}}
> Nov  4 23:43:16 macadatop kernel: [17624.648000] EIP: [<f8b07701>]
> ath_tx_draintxq+0x91/0x1c0 [ath_pci] SS:ESP 0068:f5d33dc4
> Nov  4 23:43:27 macadatop NetworkManager: <info>  SUP: response was
> 'TIMEOUT[CLI]'
> Nov  4 23:43:27 macadatop NetworkManager: <WARN>
> nm_utils_supplicant_request_with_check(): supplicant_cleanup: supplicant
> error for 'TERMINATE'.  Response: 'TIMEOUT[CLI]'
> Nov  4 23:43:27 macadatop NetworkManager: <WARN>  supplicant_cleanup():
> supplicant_cleanup - couldn't terminate wpasupplicant cleanly.
> Nov  4 23:43:28 macadatop NetworkManager: <WARN>
> nm_utils_supplicant_request_with_check(): nm_device_802_11_wireless_scan:
> supplicant error for 'SCAN'.  Response: 'TIMEOUT[CLI]'
> Nov  4 23:43:28 macadatop NetworkManager: <WARN>
> nm_device_802_11_wireless_scan(): could not trigger wireless scan on
> device ath0: Operation not supported

New description:

 Hi everyone.

 Sorry Im sending this BUG to the wrong place but I didn't find another
 place to do it. Eventually the connectivity is lost and I can't continue
 working with the wireless card. Sometimes is 1h, or 30 min or sometimes
 more.

 I send you the syslog information about the error:
 {{{
 Nov  4 23:42:12 macadatop kernel: [17560.252000] wifi0: rx FIFO overrun;
 resetting
 Nov  4 23:42:15 macadatop kernel: [17563.628000] wifi0: rx FIFO overrun;
 resetting
 Nov  4 23:42:19 macadatop kernel: [17567.008000] wifi0: rx FIFO overrun;
 resetting
 Nov  4 23:42:22 macadatop kernel: [17570.388000] wifi0: rx FIFO overrun;
 resetting
 Nov  4 23:42:25 macadatop kernel: [17573.768000] wifi0: rx FIFO overrun;
 resetting
 Nov  4 23:42:29 macadatop kernel: [17577.148000] wifi0: rx FIFO overrun;
 resetting
 Nov  4 23:42:32 macadatop kernel: [17580.528000] wifi0: rx FIFO overrun;
 resetting
 Nov  4 23:42:36 macadatop kernel: [17583.848000] wifi0: rx FIFO overrun;
 resetting
 Nov  4 23:42:39 macadatop kernel: [17587.184000] wifi0: rx FIFO overrun;
 resetting
 Nov  4 23:42:42 macadatop kernel: [17590.564000] wifi0: rx FIFO overrun;
 resetting
 Nov  4 23:42:46 macadatop kernel: [17594.044000] wifi0: rx FIFO overrun;
 resetting
 Nov  4 23:42:49 macadatop kernel: [17597.424000] wifi0: rx FIFO overrun;
 resetting
 Nov  4 23:42:53 macadatop kernel: [17600.804000] wifi0: rx FIFO overrun;
 resetting
 Nov  4 23:42:56 macadatop kernel: [17604.184000] wifi0: rx FIFO overrun;
 resetting
 Nov  4 23:42:59 macadatop kernel: [17607.564000] wifi0: rx FIFO overrun;
 resetting
 Nov  4 23:43:03 macadatop kernel: [17611.044000] wifi0: rx FIFO overrun;
 resetting
 Nov  4 23:43:06 macadatop kernel: [17614.528000] wifi0: rx FIFO overrun;
 resetting
 Nov  4 23:43:09 macadatop NetworkManager: <debug> [1194219789.475188]
 nm_device_802_11_wireless_get_activation_ap(): Forcing AP ''
 Nov  4 23:43:09 macadatop NetworkManager: <info>  User Switch:
 /org/freedesktop/NetworkManager/Devices/ath0 / ESSID
 Nov  4 23:43:09 macadatop NetworkManager: <info>  Deactivating device
 ath0.
 Nov  4 23:43:09 macadatop dhclient: There is already a pid file
 /var/run/dhclient.ath0.pid with pid 6210
 Nov  4 23:43:09 macadatop dhclient: killed old client process, removed PID
 file
 Nov  4 23:43:09 macadatop dhclient: wifi0: unknown hardware address type
 801
 Nov  4 23:43:09 macadatop dhclient: wifi0: unknown hardware address type
 801
 Nov  4 23:43:09 macadatop dhclient: DHCPRELEASE on ath0
 Nov  4 23:43:09 macadatop kernel: [17617.700000] wifi0: rx FIFO overrun;
 resetting
 Nov  4 23:43:10 macadatop NetworkManager: <info>  SUP: sending command
 'DISABLE_NETWORK 0'
 Nov  4 23:43:10 macadatop NetworkManager: <info>  SUP: response was 'OK'
 Nov  4 23:43:10 macadatop NetworkManager: <info>  SUP: sending command
 'AP_SCAN 0'
 Nov  4 23:43:15 macadatop NetworkManager: <info>  SUP: response was 'OK'
 Nov  4 23:43:15 macadatop NetworkManager: <info>  SUP: sending command
 'TERMINATE'
 Nov  4 23:43:16 macadatop kernel: [17624.644000] BUG: unable to handle
 kernel NULL pointer dereference at virtual address 000000bb
 Nov  4 23:43:16 macadatop kernel: [17624.644000]  printing eip:
 Nov  4 23:43:16 macadatop kernel: [17624.644000] f8b07701
 Nov  4 23:43:16 macadatop kernel: [17624.644000] *pde = 00000000
 Nov  4 23:43:16 macadatop kernel: [17624.644000] Oops: 0000 [#1]
 Nov  4 23:43:16 macadatop kernel: [17624.644000] SMP
 Nov  4 23:43:16 macadatop kernel: [17624.644000] Modules linked in:
 snd_rtctimer nls_iso8859_1 nls_cp437 vfat fat usb_storage ide_core
 libusual ipv6 af_packet fglrx(P) binfmt_misc hci_usb rfcomm l2cap
 bluetooth ppdev acpi_cpufreq cpufreq_powersave cpufreq_stats
 cpufreq_userspace cpufreq_ondemand cpufreq_conservative freq_table video
 battery container sbs button dock ac jfs wlan_acl sbp2 parport_pc lp
 parport wlan_scan_sta snd_hda_intel isight_usb compat_ioctl32 joydev
 snd_pcm_oss snd_mixer_oss snd_pcm appleir ath_rate_sample videodev
 v4l1_compat snd_seq_dummy snd_seq_oss snd_seq_midi xpad ath_pci wlan
 ath_hal(P) iTCO_wdt iTCO_vendor_support v4l2_common appletouch sky2
 snd_rawmidi snd_seq_midi_event snd_seq snd_timer snd_seq_device intel_agp
 agpgart snd soundcore snd_page_alloc shpchp pci_hotplug evdev reiserfs sg
 sd_mod sr_mod cdrom usbhid hid ata_piix ehci_hcd ata_generic libata
 scsi_mod ohci1394 ieee1394 uhci_hcd usbcore thermal processor fan fuse
 apparmor commoncap
 Nov  4 23:43:16 macadatop kernel: [17624.644000] CPU:    0
 Nov  4 23:43:16 macadatop kernel: [17624.644000] EIP:    0060:[<f8b07701>]
 Tainted: P       VLI
 Nov  4 23:43:16 macadatop kernel: [17624.644000] EFLAGS: 00210286
 (2.6.22-14-generic #1)
 Nov  4 23:43:16 macadatop kernel: [17624.644000] EIP is at
 ath_tx_draintxq+0x91/0x1c0 [ath_pci]
 Nov  4 23:43:16 macadatop kernel: [17624.648000] eax: 00000000   ebx:
 dfc6d9d8   ecx: f2a16480   edx: f2a16c00
 Nov  4 23:43:16 macadatop kernel: [17624.648000] esi: f7a59000   edi:
 f7f3a5e4   ebp: dfc6d9a4   esp: f5d33dc4
 Nov  4 23:43:16 macadatop kernel: [17624.648000] ds: 007b   es: 007b   fs:
 00d8  gs: 0033  ss: 0068
 Nov  4 23:43:16 macadatop kernel: [17624.648000] Process wpa_supplicant
 (pid: 6033, ti=f5d32000 task=f629f4c0 task.ti=f5d32000)
 Nov  4 23:43:16 macadatop kernel: [17624.648000] Stack: c01052e8 00000001
 00200282 00000008 c20e8000 f8b3dcbd c20e8000 00000008
 Nov  4 23:43:16 macadatop kernel: [17624.648000]        dfc6d9b4 dfc6c500
 c20e8000 dfc6d9d8 00000002 c20e8000 dfc6c500 f8b0789b
 Nov  4 23:43:16 macadatop kernel: [17624.648000]        c20e8000 00000008
 f6259c40 0042167e 000053d7 dfc6db78 c20e8000 0000000a
 Nov  4 23:43:16 macadatop kernel: [17624.648000] Call Trace:
 Nov  4 23:43:16 macadatop kernel: [17624.648000]
 [apic_timer_interrupt+40/48] apic_timer_interrupt+0x28/0x30
 Nov  4 23:43:16 macadatop kernel: [17624.648000]  [<f8b3dcbd>]
 zz002dca0b+0x4d/0x168 [ath_hal]
 Nov  4 23:43:16 macadatop kernel: [17624.648000]  [<f8b0789b>]
 ath_draintxq+0x6b/0x200 [ath_pci]
 Nov  4 23:43:16 macadatop kernel: [17624.648000]  [<f8b07dfe>]
 ath_stop_locked+0x5e/0x2c0 [ath_pci]
 Nov  4 23:43:16 macadatop kernel: [17624.648000]  [<f8b40c92>]
 zz016ed251+0x3a/0x70 [ath_hal]
 Nov  4 23:43:16 macadatop kernel: [17624.648000]  [<f8b080e1>]
 ath_stop+0x81/0xb0 [ath_pci]
 Nov  4 23:43:16 macadatop kernel: [17624.648000]  [dev_close+84/112]
 dev_close+0x54/0x70
 Nov  4 23:43:16 macadatop kernel: [17624.648000]  [<f8ae2ac2>]
 ieee80211_stop+0xd2/0x100 [wlan]
 Nov  4 23:43:16 macadatop kernel: [17624.648000]  [dev_close+84/112]
 dev_close+0x54/0x70
 Nov  4 23:43:16 macadatop kernel: [17624.648000]
 [dev_change_flags+89/336] dev_change_flags+0x59/0x150
 Nov  4 23:43:16 macadatop kernel: [17624.648000]
 [devinet_ioctl+1390/1744] devinet_ioctl+0x56e/0x6d0
 Nov  4 23:43:16 macadatop kernel: [17624.648000]  [dev_ifsioc+235/880]
 dev_ifsioc+0xeb/0x370
 Nov  4 23:43:16 macadatop kernel: [17624.648000]  [copy_to_user+48/96]
 copy_to_user+0x30/0x60
 Nov  4 23:43:16 macadatop kernel: [17624.648000]  [sock_ioctl+191/528]
 sock_ioctl+0xbf/0x210
 Nov  4 23:43:16 macadatop kernel: [17624.648000]  [sock_ioctl+0/528]
 sock_ioctl+0x0/0x210
 Nov  4 23:43:16 macadatop kernel: [17624.648000]  [do_ioctl+43/192]
 do_ioctl+0x2b/0xc0
 Nov  4 23:43:16 macadatop kernel: [17624.648000]  [sys_send+55/64]
 sys_send+0x37/0x40
 Nov  4 23:43:16 macadatop kernel: [17624.648000]  [vfs_ioctl+92/656]
 vfs_ioctl+0x5c/0x290
 Nov  4 23:43:16 macadatop kernel: [17624.648000]  [sys_ioctl+114/144]
 sys_ioctl+0x72/0x90
 Nov  4 23:43:16 macadatop kernel: [17624.648000]
 [sysenter_past_esp+107/169] sysenter_past_esp+0x6b/0xa9
 Nov  4 23:43:16 macadatop kernel: [17624.648000]  =======================
 Nov  4 23:43:16 macadatop kernel: [17624.648000] Code: e8 75 c2 77 c7 c7
 47 3c 00 00 00 00 85 f6 74 0f 8b 1e 89 f0 e8 61 c2 77 c7 85 db 89 de 75 f1
 8b 77 44 85 f6 74 28 8b 77 44 8b 06 <f6> 80 bb 00 00 00 01 0f 85 af 00 00
 00 f0 ff 4e 1c 0f 94 c0 84

 Nov  4 23:43:16 macadatop kernel: [17624.648000] EIP: [<f8b07701>]
 ath_tx_draintxq+0x91/0x1c0 [ath_pci] SS:ESP 0068:f5d33dc4
 Nov  4 23:43:27 macadatop NetworkManager: <info>  SUP: response was
 'TIMEOUT[CLI]'
 Nov  4 23:43:27 macadatop NetworkManager: <WARN>
 nm_utils_supplicant_request_with_check(): supplicant_cleanup: supplicant
 error for 'TERMINATE'.  Response: 'TIMEOUT[CLI]'
 Nov  4 23:43:27 macadatop NetworkManager: <WARN>  supplicant_cleanup():
 supplicant_cleanup - couldn't terminate wpasupplicant cleanly.
 Nov  4 23:43:28 macadatop NetworkManager: <WARN>
 nm_utils_supplicant_request_with_check(): nm_device_802_11_wireless_scan:
 supplicant error for 'SCAN'.  Response: 'TIMEOUT[CLI]'
 Nov  4 23:43:28 macadatop NetworkManager: <WARN>
 nm_device_802_11_wireless_scan(): could not trigger wireless scan on
 device ath0: Operation not supported
 }}}

-- 
Ticket URL: <http://madwifi.org/ticket/1628#comment:1>
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