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SubjectRe: Oops: 2.2.11 and IPv6
On Fri, 27 Aug 1999, Artur Frysiak wrote:

> Hi
> I catch oops with Linux 2.2.11 (+ tcp patches).
> Scenario:
> - wiget.ipv6 <-(autotunnel sit0)-> 6bone-gw <-(sit1)-> kerb.ipv6 <-(sit1)->
> pingwin.ipv6
> - (from pingwin.ipv6)
> telnet wiget.ipv6 80
> - oops

I try to Linux 2.2.12 (vanilla).

ksymoops 0.7c on i586 2.2.12. Options used
-V (default)
-k /proc/ksyms (default)
-l /proc/modules (default)
-o /lib/modules/2.2.12/ (default)
-m /boot/System.map (specified)

current->tss.cr3 = 00101000, %cer = 00101000
*pde = 00000000
Oops: 0000
CPU: 0
EIP: 0010:[<c4825f93>]
Using defaults from ksymoops -t elf32-i386 -a i386
eax: c1819ec0 ebx: c2300340 ecx: c1819ec0 edx: 00000004
esi: 00000000 edi: c23003f0 ebp: c2300340 esp: c01d9d0c
ds: 0018 es: 0018 ss: 0018
Stack: 00000006 c0370064 00508405 00000050 00000002 c2300450 c037007c c037006c
00000500 c037006c c1819ec0 c037007c fffffff4 c481e1ed 00000018 c1819ec0
00000000 00000230 c1819ec0 c007b300 fffffff4 c037006c 00000002 c279ab06
Call Trace: [<c481e1ed>] [<c481e256>] [<c4823409>] [<c4822165>] [<c4823732>] [<c482cbc0>] [<c482d540>]
[<c482cbc0>] [<c482ce7c>] [<c4818c4c>] [<c0147bcd>] [<c482d178>] [<c4818a62>] [<c0149eca>] [<c482cbc0>]
[<c482d178>] [<c01165d1>] [<co108dfd>] [<c018a08>] [<c0106259>] [<c0106000>] [<c0106989>] [<c0106282>]
[<c0111dad>] [<c0107a84>] [<c0107a34>] [<c0106000>] [<c0106088>] [<c0106000>] [<c0100176>]
Code: 86 46 34 85 c0 74 0a f7 d8 89 83 54 02 00 00 eb 22 86 46 20

>>EIP; c4825f93 <[ipv6]tcp_v6_err+2e7/4c0> <=====
Trace; c481e1ed <[ipv6]fib6_add_rt2node+b9/e0>
Trace; c481e256 <[ipv6]fib6_add+42/d0>
Trace; c4823409 <[ipv6]icmpv6_notify+99/fc>
Trace; c4822165 <[ipv6]raw_v6_lookup+21/dc>
Trace; c4823732 <[ipv6]icmpv6_rcv+2c6/2f4>
Trace; c482cbc0 <[ipv6]ipip6_fb_tunnel_dev+0/e0>
Trace; c482d540 <[ipv6]inet6_protos+20/80>
Trace; c482cbc0 <[ipv6]ipip6_fb_tunnel_dev+0/e0>
Trace; c482ce7c <[ipv6]ip6_routing_table+0/1c>
Trace; c4818c4c <[ipv6]ip6_input+c8/128>
Trace; c0147bcd <sock_def_readable+2d/38>
Trace; c482d178 <[ipv6]ipv6_packet_type+0/14>
Trace; c4818a62 <[ipv6]ipv6_rcv+b6/e8>
Trace; c0149eca <net_bh+186/1e0>
Trace; c482cbc0 <[ipv6]ipip6_fb_tunnel_dev+0/e0>
Trace; c482d178 <[ipv6]ipv6_packet_type+0/14>
Trace; c01165d1 <do_bottom_half+51/6c>
Trace; c0111dad <printk+129/170>
Trace; c0107a84 <signal_return+14/20>
Trace; c0107a34 <system_call+34/40>
Trace; c0106000 <get_options+0/7c>
Trace; c0106088 <cpu_idle+c/1c>
Trace; c0106000 <get_options+0/7c>
Trace; c0100176 <L6+0/2>
Code; c4825f93 <[ipv6]tcp_v6_err+2e7/4c0>
00000000 <_EIP>:
Code; c4825f93 <[ipv6]tcp_v6_err+2e7/4c0> <=====
0: 86 46 34 xchgb %al,0x34(%esi) <=====
Code; c4825f96 <[ipv6]tcp_v6_err+2ea/4c0>
3: 85 c0 testl %eax,%eax
Code; c4825f98 <[ipv6]tcp_v6_err+2ec/4c0>
5: 74 0a je 11 <_EIP+0x11> c4825fa4 <[ipv6]tcp_v6_err+2f8/4c0>
Code; c4825f9a <[ipv6]tcp_v6_err+2ee/4c0>
7: f7 d8 negl %eax
Code; c4825f9c <[ipv6]tcp_v6_err+2f0/4c0>
9: 89 83 54 02 00 00 movl %eax,0x254(%ebx)
Code; c4825fa2 <[ipv6]tcp_v6_err+2f6/4c0>
f: eb 22 jmp 33 <_EIP+0x33> c4825fc6 <[ipv6]tcp_v6_err+31a/4c0>
Code; c4825fa4 <[ipv6]tcp_v6_err+2f8/4c0>
11: 86 46 20 xchgb %al,0x20(%esi)

-----------------------------------------------------------------
ebx value maybe wrong ('hand made oops save')
-----------------------------------------------------------------
-- Versions installed: (if some fields are empty or looks
-- unusual then possibly you have very old versions)
Linux wiget 2.2.12 #1 pią sie 27 23:27:16 CEST 1999 i586 pld
Kernel modules 2.1.121
Gnu C 2.95.1
Binutils 2.9.1.0.25
Linux C Library 2.1.1
Dynamic linker ldd (GNU libc) 2.1.1
Linux C++ Library 2.10.0
Procps 2.0.2
Mount 2.9v
Net-tools 1.52
Console-tools 0.2.1
Sh-utils 1.16i
Sh-utils
Sh-utils Inc.
Sh-utils NO
Sh-utils PURPOSE.
Sh-utils
Sh-utils Parker.
Modules Loaded autofs softdog ne2k-pci 8390 ipv6

Any idea ?

Wiget
--
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/ / /\ \ (_) __ _ ___| |_ @__mail: Artur Frysiak
\ \/ \/ / |/ _` |/ _ \ __| Rudlice 10
\ /\ /| | (_| | __/ |_ 98-311 Ostrowek
\/ \/ |_|\__, |\___|\__|
|___/ email: Wiget@t17.ds.pwr.wroc.pl
PGP key: http://www.t17.ds.pwr.wroc.pl/~wiget/pgp.key
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