hostap_pci/hostapd problems on linux-2.6.14.6

[Holger Eitzenberger]

On Tue, Jan 10, 2006 at 08:51:15PM +0100, Holger Eitzenberger wrote:

> However, since switching to Linux 2.6.14.6 and native hostap the
> kernel logs are full of messages like

I solved the problem by replacing linux' hostap driver with
hostap-driver 0.4.7.  While unloading native hostap and the respective
ieee80211_* modules my machine crashed.  

wifi0: Could not find STA 00:09:5b:91:8c:6d for this TX error (@5888732)
wifi0: Could not find STA 00:09:5b:91:8c:6d for this TX error (@5889890)
wifi0: Could not find STA 00:09:5b:91:8c:6d for this TX error (@5892577)
wifi0: Could not find STA 00:09:5b:91:8c:6d for this TX error (@5893779)
wifi0: Could not find STA 00:09:5b:91:8c:6d for this TX error (@5896466)
wifi0: disabling hostapd mode
wifi0: disassociation: 00:05:4e:4d:c5:a1 len=2, reason_code=8
wifi0: disassociation from 00:05:4e:4d:c5:a1, reason_code=8, but STA not authenticated
wifi0: enabling hostapd mode
wifi0: registered netdevice wlan0ap
wifi0: disabling hostapd mode
wifi0: enabling hostapd mode
wifi0: registered netdevice wlan0ap
wifi0: disabling hostapd mode
wifi0: disassociation: 00:05:4e:4d:c5:a1 len=2, reason_code=8
wifi0: disassociation from 00:05:4e:4d:c5:a1, reason_code=8, but STA not authenticated
ieee80211_crypt: unregistered algorithm 'CCMP'
ieee80211_crypt: unregistered algorithm 'TKIP'
wifi0: Deauthenticate all stations
br0: port 2(wlan0) entering disabled state
wifi0: Original COR value: 0x2
Unable to handle kernel paging request at virtual address cfbf6fe8
 printing eip:
cf9f4b84
*pde = 0ee42067
*pte = 00000000
Oops: 0000 [#1]
Modules linked in: deflate zlib_deflate twofish serpent aes blowfish des sha256 sha1 crypto_null af_key tun ip6t_LOG ip6table_filter ip6_tables ipt_LOG ipt_REJECT ipt_state ipt_MASQUERADE iptable_nat ip_nat ip_conntrack nfnetlink capability commoncap iptable_filter ip_tables pppoe pppox ppp_generic slhc bridge michael_mic arc4 ipv6 af_packet snd_via82xx snd_ac97_codec snd_ac97_bus snd_pcm snd_timer snd_page_alloc snd_mpu401_uart snd_rawmidi snd_seq_device snd soundcore ehci_hcd uhci_hcd usbcore via_rhine mii 8250 serial_core hostap_pci hostap ieee80211_crypt psmouse ide_cd cdrom reiserfs ext2 ext3 jbd mbcache ide_disk ide_generic generic via82cxxx ide_core unix
CPU:    0
EIP:    0060:[<cf9f4b84>]    Not tainted VLI
EFLAGS: 00010282   (2.6.14.6) 
EIP is at prism2_free_local_data+0x254/0x290 [hostap_pci]
eax: cfbf6fe0   ebx: cdc26a60   ecx: 00000000   edx: c12ec5e0
esi: 00000001   edi: ce43a324   ebp: cdc26500   esp: c210ded4
ds: 007b   es: 007b   ss: 0068
Process rmmod (pid: 10314, threadinfo=c210c000 task=cbdf5030)
Stack: c12ec5e0 cf8b2000 ce43a000 cef75400 cf9f5e36 ce43a000 cdc26500 ce43a240 
       cef75400 cef75444 cf9fb46c cf9fb4b4 c0199bd3 cef75400 cef754ac c01d4c13 
       cef75444 cef75444 cef75474 cf9fb46c c01d4cb8 cef75444 cf9fb46c 00000000 
Call Trace:
 [<cf9f5e36>] prism2_pci_remove+0x56/0xd0 [hostap_pci]
 [<c0199bd3>] pci_device_remove+0x33/0x40
 [<c01d4c13>] __device_release_driver+0x63/0x80
 [<c01d4cb8>] driver_detach+0x58/0x61
 [<c01d4652>] bus_remove_driver+0x42/0x70
 [<c01d4f8b>] driver_unregister+0xb/0x20
 [<c0199e0e>] pci_unregister_driver+0xe/0x20
 [<cf9f600a>] exit_prism2_pci+0xa/0x1e [hostap_pci]
 [<c012f0bf>] sys_delete_module+0x11f/0x160
 [<c0144bdf>] do_munmap+0xcf/0x100
 [<c0144c48>] sys_munmap+0x38/0x60
 [<c0102e19>] syscall_call+0x7/0xb
Code: ff ff 90 8d 74 26 00 50 68 b4 8d 9f cf e8 a5 5c 78 f0 58 5a e9 95 fe ff ff 50 e8 78 bb 01 00 59 e9 7b fe ff ff 89 f6 8b 53 0c 52 <ff> 50 08 58 e9 49 fe ff ff 50 e8 ed b6 72 f0 59 e9 f7 fd ff ff 
 
/holger

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