Re: intel 3945 testing the drivers on slack

[Zhu Yi <yi.zhu@intel.com>]

On Tue, 2007-04-10 at 08:38 +0200, Gallo Renato wrote:
> got this expencive new acer and trying to manage it with slackware. My
> first try with the kernel 2.6.20.4 was with the ipw3945.ko driver and
> its daemon 
> 
> (ipw3945# ls
> ipw3945-1.2.0/  ipw3945-1.2.0.tgz  ipw3945-ucode-1.14.2.tgz
> ipw3945d-1.7.22/  ipw3945d-1.7.22.tgz
> )
> 
> 
> but since sometimes it gives me this trouble:
> 
> ipw3945: Microcode SW error detected.  Restarting.
> ipw3945: request scan called when driver not ready.
> ipw3945: Error sending ADD_STA: time out after 500ms.
> general protection fault: e290 [#1]
> SMP
> Modules linked in: snd_rtctimer cisco_ipsec(P) snd_seq_dummy snd_seq_oss
> snd_seq_midi_event snd_seq snd_seq_device snd_pcm_oss snd_mixer_oss
> video1394 raw1394 dv1394
> eth1394 irtty_sir sir_dev irlan ircomm_tty ircomm mmc_block hci_uart
> ipw3945 ieee80211 ieee80211_crypt sco rfcomm hidp bnep l2cap
> lirc_mceusb2 lirc_dev nvidia(P) gspca
> pcmcia snd_hda_intel snd_hda_codec videodev ohci1394 snd_pcm sdhci
> v4l2_common ieee1394 v4l1_compat mmc_core yenta_socket snd_timer sky2
> hci_usb 8250_pnp
> rsrc_nonstatic snd irda bluetooth pcmcia_core 8250 serial_core
> snd_page_alloc crc_ccitt
> CPU:    0
> EIP:    0060:[<f90a375e>]    Tainted: P      VLI
> EFLAGS: 00010286   (2.6.20.4 #7)
> EIP is at ipw_disassociate+0x6e/0xb0 [ipw3945]
> eax: 00000018   ebx: f5b74ac4   ecx: 00000018   edx: 00000246
> esi: f5b74ac4   edi: f580c840   ebp: 00000246   esp: f6219f2c
> ds: 007b   es: 007b   ss: 0068
> Process ipw3945/0 (pid: 1375, ti=f6218000 task=c2161a70
> task.ti=f6218000)
> Stack: f5b74c10 f90a37d8 f5b760ec f5b760e8 c0137c7c 00000000 c200c380
> c2161b7c
>        00000073 f580c860 f580c84c f90a37a0 f580c840 f580c854 f580c84c
> f6219f98
>        c0137ea7 ffffffff ffffffff 00000001 00000000 c01215c0 00010000
> 00000000
> Call Trace:
>  [<f90a37d8>] ipw_bg_disassociate+0x38/0x50 [ipw3945]
>  [<c0137c7c>] run_workqueue+0x7c/0x150
>  [<f90a37a0>] ipw_bg_disassociate+0x0/0x50 [ipw3945]
>  [<c0137ea7>] worker_thread+0x157/0x180
>  [<c01215c0>] default_wake_function+0x0/0x10
>  [<c01215c0>] default_wake_function+0x0/0x10
>  [<c0137d50>] worker_thread+0x0/0x180
>  [<c013b774>] kthread+0xa4/0xe0
>  [<c013b6d0>] kthread+0x0/0xe0
>  [<c0103d87>] kernel_thread_helper+0x7/0x10
>  =======================
> Code: 8b 88 a0 06 00 00 85 c9 75 29 83 b8 f8 05 00 00 02 74 43 8d 83 cc
> 03 00 00 e8 2f ca 08 c7 89 d8 31 c9 ba f0 45 0c f9 e8 91 81 ff <ff> 5b
> b8 01 00 00 00 c3 8b 80
> a4 06 00 00 e8 5f 75 0d c7 8b 03
> EIP: [<f90a375e>] ipw_disassociate+0x6e/0xb0 [ipw3945] SS:ESP
> 0068:f6219f2c
>  azx_pcm_prepare: bufsize=0x10000, fragsize=0x1000, format=0x11

This bug is tracked here. Can you please try the patch attached in the
bug?
http://bughost.org/bugzilla/show_bug.cgi?id=1248

Thanks,
-yi