2.2.15 still tcp's oops !

From: octave klaba (oles@ovh.net)
Date: Tue Jul 04 2000 - 10:31:36 EST


Hi,
On Friday I had 2 oops and sent them on this ml. Today again one.

Well, there is 2 solutions:
- linux is not able to manage 2-6Mbs thought web server
- linux does not work with 3com.

Any idea ? FreeBSD ?

Thx
Octave

ksymoops 2.3.4 on i686 2.2.15. Options used
     -V (default)
     -k /proc/ksyms (default)
     -l /proc/modules (default)
     -o /lib/modules/2.2.15/ (default)
     -m /usr/src/linux/System.map (default)

Warning: You did not tell me where to find symbol information. I will
assume that the log matches the kernel and modules that are running
right now and I'll use the default options above for symbol resolution.
If the current kernel and/or modules do not match the log, you can get
more accurate output by telling me the kernel version and where to find
map, modules, ksyms etc. ksymoops -h explains the options.

No modules in ksyms, skipping objects
Warning (read_lsmod): no symbols in lsmod, is /proc/modules a valid lsmod file?
Unable to handle kernel paging request at virtual address 00001ffd
current->tss.cr3 = 00101000, %cr3 = 00101000
*pde = 00000000
Oops: 0000
CPU: 0
EIP: 0010:[<c015f432>]
Using defaults from ksymoops -t elf32-i386 -a i386
EFLAGS: 00010206
eax: 00001ffd ebx: c6da4b40 ecx: d49edd54 edx: d49edd54
esi: c6315270 edi: c6da4b40 ebp: c0215dd4 esp: c0215dc0
ds: 0018 es: 0018 ss: 0018
Process swapper (pid: 0, process nr: 0, stackpage=c0215000)
Stack: 00000218 d49edd54 c89e39a0 c014e619 c89e39a0 c63151c0 c015f77b c63151c0
       c6da4b40 00000218 c63151c0 c6315270 c6315214 c63151c0 c015f8a1 c63151c0
       c6da4b40 c6315270 c89e3901 0000000e c015cc2d c63151c0 c6315270 c63151c0
Call Trace: [<c014e619>] [<c015f77b>] [<c015f8a1>] [<c015cc2d>] [<c015df81>] [<c0162adf>] [<c0162e7a>]
       [<c0155fe2>] [<c01562c9>] [<c0152e2e>] [<c014fe59>] [<c011796d>] [<c010a137>] [<c0109e04>] [<c0107855>]
       [<c0106000>] [<c0107878>] [<c0108fc8>] [<c0106000>] [<c010607b>] [<c0106000>] [<c0100176>]
Code: 83 38 01 0f 95 c0 25 ff 00 00 00 85 c0 0f 85 a2 01 00 00 8b

>>EIP; c015f432 <tcp_retrans_try_collapse+46/208> <=====
Trace; c014e619 <__kfree_skb+a1/a8>
Trace; c015f77b <tcp_retransmit_skb+a3/164>
Trace; c015f8a1 <tcp_xmit_retransmit_queue+65/e4>
Trace; c015cc2d <tcp_ack+289/370>
Trace; c015df81 <tcp_rcv_established+449/5e8>
Trace; c0162adf <tcp_v4_do_rcv+37/124>
Trace; c0162e7a <tcp_v4_rcv+2ae/334>
Trace; c0155fe2 <ip_local_deliver+16a/1b8>
Trace; c01562c9 <ip_rcv+299/2c8>
Trace; c0152e2e <qdisc_run_queues+2a/5c>
Trace; c014fe59 <net_bh+179/1d4>
Trace; c011796d <do_bottom_half+45/64>
Trace; c010a137 <do_IRQ+3b/40>
Trace; c0109e04 <common_interrupt+18/20>
Trace; c0107855 <cpu_idle+5d/6c>
Trace; c0106000 <get_options+0/74>
Trace; c0107878 <sys_idle+14/24>
Trace; c0108fc8 <system_call+34/38>
Trace; c0106000 <get_options+0/74>
Trace; c010607b <cpu_idle+7/18>
Trace; c0106000 <get_options+0/74>
Trace; c0100176 <L6+0/2>
Code; c015f432 <tcp_retrans_try_collapse+46/208>
00000000 <_EIP>:
Code; c015f432 <tcp_retrans_try_collapse+46/208> <=====
   0: 83 38 01 cmpl $0x1,(%eax) <=====
Code; c015f435 <tcp_retrans_try_collapse+49/208>
   3: 0f 95 c0 setne %al
Code; c015f438 <tcp_retrans_try_collapse+4c/208>
   6: 25 ff 00 00 00 andl $0xff,%eax
Code; c015f43d <tcp_retrans_try_collapse+51/208>
   b: 85 c0 testl %eax,%eax
Code; c015f43f <tcp_retrans_try_collapse+53/208>
   d: 0f 85 a2 01 00 00 jne 1b5 <_EIP+0x1b5> c015f5e7 <tcp_retrans_try_collapse+1fb/208>
Code; c015f445 <tcp_retrans_try_collapse+59/208>
  13: 8b 00 movl (%eax),%eax

Aiee, killing interrupt handler
Kernel panic: Attempted to kill the idle task!
In swapper task - not syncing

2 warnings issued. Results may not be reliable.

-- 
Amicalement,
oCtAvE 

"J'aime trop la vie pour ne vouloir être qu'heureux."

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This archive was generated by hypermail 2b29 : Fri Jul 07 2000 - 21:00:15 EST