Re: Cisco Aironet 340 oops with 2.4.20

[Brad Laue <brad@brad-x.com>]

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Marc Giger wrote:

>Hi All,
>
>I've reached Javier! He said that we should try the latest CVS Version of the driver at airo-linux.sf.net.
>
>greets
>
>Marc
>  
>
Still crashes:

static const char version[] = "$Revision: 1.46 $";

ksymoops output attached.

This doesn't occur until something generates a lot of interrupts, like 
an SSH session. I triggered it by ssh'ing to another host and running a 
find / operation.

-- 
// -- http://www.BRAD-X.com/ -- //


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ksymoops 2.4.8 on i686 2.4.20.  Options used
     -V (default)
     -k /proc/ksyms (default)
     -l /proc/modules (default)
     -o /lib/modules/2.4.20/ (default)
     -m /boot/System.map (specified)

Warning (compare_maps): mismatch on symbol __nvsym03120  , NVdriver says d09e7a60, /lib/modules/2.4.20/video/NVdriver says d09e0320.  Ignoring /lib/modules/2.4.20/video/NVdriver entry
Mar  1 18:04:30 Odyssey kernel: cs: IO port probe 0x0c00-0x0cff: clean.
Mar  1 18:04:30 Odyssey kernel: cs: IO port probe 0x0100-0x04ff: excluding 0x378-0x37f 0x4d0-0x4d7
Mar  1 18:04:30 Odyssey kernel: cs: IO port probe 0x0a00-0x0aff: clean.
Mar  1 18:05:08 Odyssey kernel: cs: memory probe 0xa0000000-0xa0ffffff: clean.
Mar  1 18:14:39 Odyssey kernel: Warning: kfree_skb passed an skb still on a list (from c01201ba).
Mar  1 18:14:39 Odyssey kernel: kernel BUG at skbuff.c:315!
Mar  1 18:14:39 Odyssey kernel: invalid operand: 0000
Mar  1 18:14:39 Odyssey kernel: CPU:    0
Mar  1 18:14:39 Odyssey kernel: EIP:    0010:[start_request+164/528]    Tainted: P 
Mar  1 18:14:39 Odyssey kernel: EIP:    0010:[<c01dca24>]    Tainted: P 
Using defaults from ksymoops -t elf32-i386 -a i386
Mar  1 18:14:39 Odyssey kernel: EFLAGS: 00010286
Mar  1 18:14:39 Odyssey kernel: eax: 00000045   ebx: c267c860   ecx: cd36e000   edx: cd36ff7c
Mar  1 18:14:39 Odyssey kernel: esi: c12f1f84   edi: 00000000   ebp: c12f0000   esp: c12f1f6c
Mar  1 18:14:39 Odyssey kernel: ds: 0018   es: 0018   ss: 0018
Mar  1 18:14:39 Odyssey kernel: Process keventd (pid: 2, stackpage=c12f1000)
Mar  1 18:14:39 Odyssey kernel: Stack: c0244620 c01201ba 00000000 c12f1f84 c01201ba c267c860 cea682e4 cea682e4 
Mar  1 18:14:39 Odyssey kernel:        00000000 00000000 c0128df3 c0256d70 c12f1fb0 00000000 c12f0560 c12f0570 
Mar  1 18:14:39 Odyssey kernel:        c12f0000 00000001 00000000 c0253fa0 00010000 00000000 00000700 c0128cc0 
Mar  1 18:14:39 Odyssey kernel: Call Trace:    [sys_old_getrlimit+42/224] [sys_old_getrlimit+42/224] [vmalloc_area_pages+243/368] [vmfree_area_pages+320/384] [rest_init+0/40]
Mar  1 18:14:39 Odyssey kernel: Call Trace:    [<c01201ba>] [<c01201ba>] [<c0128df3>] [<c0128cc0>] [<c0105000>]
Mar  1 18:14:39 Odyssey kernel:   [<c01057ce>] [<c0128cc0>]
Mar  1 18:14:39 Odyssey kernel: Code: 0f 0b 3b 01 b1 38 24 c0 8b 5c 24 14 e9 0e ff ff ff 8d 74 26 


>>EIP; c01dca24 <__kfree_skb+f4/110>   <=====

>>ebx; c267c860 <_end+23aa028/10623828>
>>ecx; cd36e000 <_end+d09b7c8/10623828>
>>edx; cd36ff7c <_end+d09d744/10623828>
>>esi; c12f1f84 <_end+101f74c/10623828>
>>ebp; c12f0000 <_end+101d7c8/10623828>
>>esp; c12f1f6c <_end+101f734/10623828>

Trace; c01201ba <__run_task_queue+5a/70>
Trace; c01201ba <__run_task_queue+5a/70>
Trace; c0128df3 <context_thread+133/1c0>
Trace; c0128cc0 <context_thread+0/1c0>
Trace; c0105000 <_stext+0/0>
Trace; c01057ce <kernel_thread+2e/40>
Trace; c0128cc0 <context_thread+0/1c0>

Code;  c01dca24 <__kfree_skb+f4/110>
00000000 <_EIP>:
Code;  c01dca24 <__kfree_skb+f4/110>   <=====
   0:   0f 0b                     ud2a      <=====
Code;  c01dca26 <__kfree_skb+f6/110>
   2:   3b 01                     cmp    (%ecx),%eax
Code;  c01dca28 <__kfree_skb+f8/110>
   4:   b1 38                     mov    $0x38,%cl
Code;  c01dca2a <__kfree_skb+fa/110>
   6:   24 c0                     and    $0xc0,%al
Code;  c01dca2c <__kfree_skb+fc/110>
   8:   8b 5c 24 14               mov    0x14(%esp,1),%ebx
Code;  c01dca30 <__kfree_skb+100/110>
   c:   e9 0e ff ff ff            jmp    ffffff1f <_EIP+0xffffff1f>
Code;  c01dca35 <__kfree_skb+105/110>
  11:   8d 74 26 00               lea    0x0(%esi,1),%esi

Mar  1 18:17:01 Odyssey kernel:   Receiver lock-up bug exists -- enabling work-around.
Mar  1 18:17:01 Odyssey kernel: ac97_codec: AC97 Audio codec, id: \203\204v9(SigmaTel STAC9721/23)
Mar  1 18:18:51 Odyssey kernel:   Receiver lock-up bug exists -- enabling work-around.
Mar  1 18:18:51 Odyssey kernel: ac97_codec: AC97 Audio codec, id: \203\204v9(SigmaTel STAC9721/23)

1 warning issued.  Results may not be reliable.