Re: 2.2.9 oops

Rodel T. Viado (rtviado@iligan.com)
Tue, 25 May 1999 11:10:02 +0800 (CST)


On Mon, 24 May 1999, Tim Waugh wrote:

> On Mon, 24 May 1999, Rodel T. Viado wrote:
>
> > Our server seems to hold on its been up for 2day and 21hrs
> > and the oopses has not occured, I think your patch solved my problem, but
> > it is too early to conclude. still keeping my eye on our terminal server
> > and hope that it will stay up as long as i live :)
>
> I hope so. I'll keep my fingers crossed. ;-)
>
Sad to say but 2 oops have occurred last night :( but the server
is still alive and kicking :).

Below is the output of ksymoops

Options used: -V (default)
-o /lib/modules/2.2.9/ (default)
-k /proc/ksyms (default)
-l /proc/modules (default)
-m /usr/src/linux/System.map (default)
-c 1 (default)

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.

Unable to handle kernel NULL pointer dereference at virtual address 00000001
current->tss.cr3 = 00101000, %cr3 = 00101000
*pde = 00000000
Oops: 0000
CPU: 0
EIP: 0010:[<c01109c1>]
EFLAGS: 00010287
eax: c8026888 ebx: c8026790 ecx: 00000001 edx: c6bd9000
esi: 00000000 edi: c8026884 ebp: c3a0de9c esp: c3a0de90
ds: 0018 es: 0018 ss: 0018
Process ppplogin (pid: 26979, process nr: 32, stackpage=c3a0d000)
Stack: c8026864 c8026884 00000001 c6bd9000 c801fec1 00000001 c6ad0aa0 c63473e0
c6bd9000 c6ad0aa0 c6ad0aa0 0000000c 00000246 c018a89e c6bd9000 c6212380
c6212380 c6ad0aa0 c6ab2120 00000001 00000000 c3a0c000 c0108e35 0000000e
Call Trace: [<c8026864>] [<c8026884>] [<c801fec1>] [<c018a89e>] [<c0108e35>] [<c011b304>] [<c018c44e>]
[<c01250f7>] [<c01263a3>] [<c01250ce>] [<c0116c5e>] [<c01172a6>] [<c01091b4>]
Code: 8b 01 85 45 fc 0f 84 62 01 00 00 3b 55 f8 0f 85 b3 00 00 00

>>EIP: c01109c1 <__wake_up+31/1b4>
Trace: c8026864 <init_module+20b0/110898>
Trace: c8026884 <init_module+20d0/110898>
Trace: c801fec1 <cy_close+3c5/418>
Trace: c018a89e <release_dev+2f6/7e8>
Trace: c0108e35 <handle_signal+71/e8>
Trace: c011b304 <clear_page_tables+a4/ac>
Trace: c018c44e <tty_release+a/10>
Trace: c01250f7 <__fput+1f/48>
Code: c01109c1 <__wake_up+31/1b4> 00000000 <_EIP>: <===
Code: c01109c1 <__wake_up+31/1b4> 0: 8b 01 movl (%ecx),%eax <===
Code: c01109c3 <__wake_up+33/1b4> 2: 85 45 fc testl %eax,0xfffffffc(%ebp)
Code: c01109c6 <__wake_up+36/1b4> 5: 0f 84 62 01 00 je c0110b2e <__wake_up+19e/1b4>
Code: c01109cb <__wake_up+3b/1b4> a: 00
Code: c01109cc <__wake_up+3c/1b4> b: 3b 55 f8 cmpl 0xfffffff8(%ebp),%edx
Code: c01109cf <__wake_up+3f/1b4> e: 0f 85 b3 00 00 jne c0110a88 <__wake_up+f8/1b4>
Code: c01109d4 <__wake_up+44/1b4> 13: 00

Unable to handle kernel NULL pointer dereference at virtual address 00000001
current->tss.cr3 = 00101000, %cr3 = 00101000
*pde = 00000000
Oops: 0000
CPU: 0
EIP: 0010:[<c01109c1>]
EFLAGS: 00010287
eax: c8026888 ebx: c8026790 ecx: 00000001 edx: c6bd9000
esi: c6bd9000 edi: c8026884 ebp: c3a0dd7c esp: c3a0dd70
ds: 0018 es: 0018 ss: 0018
Process ppplogin (pid: 26979, process nr: 32, stackpage=c3a0d000)
Stack: 00000001 c8026884 00000001 00000001 c8022dbf c8026790 c6bd9000 c01dc000
c6bd9000 c0189e31 c6bd9000 c6bd9000 00006963 c3a0c000 00000001 c6bd9000
00000000 c0189e97 c6bd9000 00000000 c3a0c000 c3a0c000 c3a0c000 c0116b21
Call Trace: [<c8026884>] [<c8022dbf>] [<c8026790>] [<c0189e31>] [<c0189e97>] [<c0116b21>] [<c0116d30>]
[<c8026884>] [<c01109c1>] [<c0109755>] [<c01aab78>] [<c01ac06e>] [<c010e94c>] [<c01ac06e>] [<c8026884>]
[<c01092b9>] [<c8026790>] [<c8026884>] [<c8026888>] [<c01109c1>] [<c8026790>] [<c8026864>] [<c8026884>]
[<c801fec1>] [<c018a89e>] [<c0108e35>] [<c011b304>] [<c018c44e>] [<c01250f7>] [<c01263a3>] [<c01250ce>]
[<c0116c5e>] [<c01172a6>] [<c01091b4>]
Code: 8b 01 85 45 fc 0f 84 62 01 00 00 3b 55 f8 0f 85 b3 00 00 00

>>EIP: c01109c1 <__wake_up+31/1b4>
Trace: c8026884 <init_module+20d0/110898>
Trace: c8022dbf <cy_hangup+cf/d8>
Trace: c8026790 <init_module+1fdc/110898>
Trace: c0189e31 <do_tty_hangup+2d5/2e0>
Trace: c0189e97 <disassociate_ctty+5b/d4>
Trace: c0116b21 <exit_notify+209/214>
Trace: c0116d30 <do_exit+204/248>
Trace: c8026884 <init_module+20d0/110898>
Trace: c01092b9 <error_code+2d/34>
Trace: c801fec1 <cy_close+3c5/418>
Trace: c0116c5e <do_exit+132/248>
Code: c01109c1 <__wake_up+31/1b4> 00000000 <_EIP>: <===
Code: c01109c1 <__wake_up+31/1b4> 0: 8b 01 movl (%ecx),%eax <===
Code: c01109c3 <__wake_up+33/1b4> 2: 85 45 fc testl %eax,0xfffffffc(%ebp)
Code: c01109c6 <__wake_up+36/1b4> 5: 0f 84 62 01 00 je c0110b2e <__wake_up+19e/1b4>
Code: c01109cb <__wake_up+3b/1b4> a: 00
Code: c01109cc <__wake_up+3c/1b4> b: 3b 55 f8 cmpl 0xfffffff8(%ebp),%edx
Code: c01109cf <__wake_up+3f/1b4> e: 0f 85 b3 00 00 jne c0110a88 <__wake_up+f8/1b4>
Code: c01109d4 <__wake_up+44/1b4> 13: 00

3 warnings issued. Results may not be reliable.
-- Versions installed: (if some fields are empty or looks
-- unusual then possibly you have very old versions)
Linux igani.iligan.com 2.2.9 #5 Fri May 21 13:12:21 CST 1999 i686 unknown
Kernel modules 2.1.121
Gnu C egcs-2.91.66
Binutils 2.9.1.0.15
Linux C Library 2.0.7
Dynamic linker ldd (GNU libc) 2.0.7
Linux C++ Library 2.9.0
Procps 1.2.9
Mount 2.9h
Net-tools 1.51
Kbd 0.96
Sh-utils 1.16
Modules Loaded ppp slhc cyclades ne2k-pci 8390 3c59x

> Tim.
> */
>
>

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