RE: Oops with 4GB memory setting in 2.4.0 stable

[Rainer Mager]

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Ok, now were making progress. I did as you said and have attached (really!)
the new parsed output. Now we have some useful information (I hope). I still
got lots of warnings on symbols (which I have edited out of the parsed file
for the sake of briefness). What's the next step?

--Rainer

> -----Original Message-----
> From: [e-mail]
> [mailto:[e-mail]]On Behalf Of Marcelo Tosatti
> Sent: Tuesday, January 16, 2001 7:09 AM
> To: Rainer Mager
> Cc: [e-mail]
> Subject: RE: Oops with 4GB memory setting in 2.4.0 stable
>
> >>EIP; f889e044 <END_OF_CODE+385bfe34/????>   <=====
> Trace; f889d966 <END_OF_CODE+385bf756/????>
> Trace; c0140c10 <vfs_readdir+90/ec>
> Trace; c0140e7c <filldir+0/d8>
> Trace; c0140f9e <sys_getdents+4a/98>
> Trace; c0140e7c <filldir+0/d8>
>
> It seems the oops is happening in a module's function.
>
> You have to make ksymoops parse the oops output against a System.map which
> has all modules symbols. Load each module by hand with the insmod -m
> option ("insmod -m module.o") and _append_ the outputs to System.map.
>
> After that you can run ksymoops against this new System.map.

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ksymoops 0.7c on i686 2.4.0.  Options used=0A=
     -v /boot/vmlinux-2.4.0-bigmem (specified)=0A=
     -K (specified)=0A=
     -L (specified)=0A=
     -o /lib/modules/2.4.0/ (default)=0A=
     -m ./System.map-2.4.0-bigmem (specified)=0A=
=0A=
No modules in ksyms, skipping objects=0A=
Unable to handle kernel NULL pointer dereference at virtual address =
00000000=0A=
f889e044=0A=
*pde =3D 00000000=0A=
Oops: 0002=0A=
CPU:    1=0A=
EIP:    0010:[<f889e044>]=0A=
Using defaults from ksymoops -t elf32-i386 -a i386=0A=
EFLAGS: 00010246=0A=
eax: 00000000   ebx: d5762800   ecx: 00000400   edx: c19665fc=0A=
esi: d55be120   edi: 00000000   ebp: d5764260   esp: d5505f1c=0A=
ds: 0018   es: 0018   ss: 0018=0A=
Process ls (pid: 865, stackpage=3Dd5505000)=0A=
Stack: d5762800 d55be120 d5764260 d5764260 d55be120 00000000 f889d966 =
d55be120=0A=
       d5762800 d5504000 d5764260 fffffffe fffffffb d5762800 d5764260 =
d55be120=0A=
       00000000 d5764260 bffffa40 00000006 c0140c10 d5764260 d5505fb0 =
c0140e7c=0A=
Call Trace: [<f889d966>] [<c0140c10>] [<c0140e7c>] [<c0140f9e>] =
[<c0140e7c>] [<c0108f4b>]=0A=
Code: f3 ab e9 8b 00 00 00 90 8d 74 26 00 8b 44 24 14 c7 00 00 00=0A=
=0A=
>>EIP; f889e044 <smb_rename+fc/19c>   <=3D=3D=3D=3D=3D=0A=
Trace; f889d966 <smb_readdir+b6/188>=0A=
Trace; c0140c10 <vfs_readdir+90/ec>=0A=
Trace; c0140e7c <filldir+0/d8>=0A=
Trace; c0140f9e <sys_getdents+4a/98>=0A=
Trace; c0140e7c <filldir+0/d8>=0A=
Trace; c0108f4b <system_call+33/38>=0A=
Code;  f889e044 <smb_rename+fc/19c>=0A=
00000000 <_EIP>:=0A=
Code;  f889e044 <smb_rename+fc/19c>   <=3D=3D=3D=3D=3D=0A=
   0:   f3 ab                     repz stos %eax,%es:(%edi)   =
<=3D=3D=3D=3D=3D=0A=
Code;  f889e046 <smb_rename+fe/19c>=0A=
   2:   e9 8b 00 00 00            jmp    92 <_EIP+0x92> f889e0d6 =
<smb_rename+18e/19c>=0A=
Code;  f889e04b <smb_rename+103/19c>=0A=
   7:   90                        nop    =0A=
Code;  f889e04c <smb_rename+104/19c>=0A=
   8:   8d 74 26 00               lea    0x0(%esi,1),%esi=0A=
Code;  f889e050 <smb_rename+108/19c>=0A=
   c:   8b 44 24 14               mov    0x14(%esp,1),%eax=0A=
Code;  f889e054 <smb_rename+10c/19c>=0A=
  10:   c7 00 00 00 00 00         movl   $0x0,(%eax)=0A=
=0A=
=0A=
367 warnings issued.  Results may not be reliable.=0A=

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