Oops in 2.3.99-pre1

From: Juan J. Quintela (quintela@fi.udc.es)
Date: Sun Mar 19 2000 - 18:05:44 EST


Hi,
        I have obtained the following Oops, it appears to be related
        with freeing too much memory. I was running X and reading
        email.

        More information on request. Thanks in advance.

Best regards, Juan.

bash-2.04$ sh /usr/src/linux/scripts/ver_linux
-- Versions installed: (if some fields are empty or look
-- unusual then possibly you have very old versions)
Linux vexeta 2.3.99-pre1 #1 Wed Mar 15 16:36:11 CET 2000 i686 unknown
Kernel modules 2.3.9
Gnu C 2.95.2
Binutils 2.9.5.0.22
Linux C Library 2.1.3
Dynamic linker ldd: version 1.9.11
Procps .
Mount 2.10f
Net-tools 2.05
Console-tools 0.2.3
Sh-utils 2.0
Modules Loaded es1371 ac97_codec soundcore serial
bash-2.04$

bash-2.04$ cat /proc/cpuinfo
processor : 0
vendor_id : AuthenticAMD
cpu family : 6
model : 1
model name : AMD-K7(tm) Processor
stepping : 2
cpu MHz : 499.045450
cache size : 512 KB
fdiv_bug : no
hlt_bug : no
sep_bug : no
f00f_bug : no
coma_bug : no
fpu : yes
fpu_exception : yes
cpuid level : 1
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 sep mtrr pge mca cmov 16 mmxext mmx 3dnowext 3dnow
bogomips : 996.15

Mar 19 19:57:17 vexeta kernel: kmem_free: Bad obj addr (objp=c7fff040, name=inode_cache)
Mar 19 19:57:17 vexeta kernel: invalid operand: 0000
Mar 19 19:57:17 vexeta kernel: CPU: 0
Mar 19 19:57:17 vexeta kernel: EIP: 0010:[kmem_cache_free+325/368]
Mar 19 19:57:17 vexeta kernel: EFLAGS: 00010286
Mar 19 19:57:17 vexeta kernel: eax: 0000001b ebx: c7fff040 ecx: c01fb0bc edx: c01fb0bc
Mar 19 19:57:17 vexeta kernel: esi: c148fbe0 edi: 00000282 ebp: c243c800 esp: cda53f10
Mar 19 19:57:17 vexeta kernel: ds: 0018 es: 0018 ss: 0018
Mar 19 19:57:17 vexeta kernel: Process rm (pid: 31795, stackpage=cda53000)
Mar 19 19:57:17 vexeta kernel: Stack: c01c7827 c01c7ad5 00000673 c7fff040 c01444e0 00000001 c243c800 c7fff040
Mar 19 19:57:17 vexeta kernel: c013e976 c148fbe0 c7fff040 c243c800 c7fff040 00000000 c013d48a c7fff040
Mar 19 19:57:17 vexeta kernel: c7fff040 cfd69640 c0147053 c243c800 cfd696b4 ffffffff cfd69640 c243c800
Mar 19 19:57:17 vexeta kernel: Call Trace: [tvecs+6179/85756] [tvecs+6865/85756] [ext2_delete_inode+0/160] [iput+550/576] [d_delete+74/112] [ext2_unlink+323/352] [vfs_unlink+281/368]
Mar 19 19:57:17 vexeta kernel: Code: 0f 0b eb 13 8d b4 26 00 00 00 00 56 53 68 9e 7c 1c c0 e8 54
Using defaults from ksymoops -t elf32-i386 -a i386

Code; 00000000 Before first symbol
00000000 <_EIP>:
Code; 00000000 Before first symbol
   0: 0f 0b ud2a
Code; 00000002 Before first symbol
   2: eb 13 jmp 17 <_EIP+0x17> 00000017 Before first symbol
Code; 00000004 Before first symbol
   4: 8d b4 26 00 00 00 00 lea 0x0(%esi,1),%esi
Code; 0000000b Before first symbol
   b: 56 push %esi
Code; 0000000c Before first symbol
   c: 53 push %ebx
Code; 0000000d Before first symbol
   d: 68 9e 7c 1c c0 push $0xc01c7c9e
Code; 00000012 Before first symbol
  12: e8 54 00 00 00 call 6b <_EIP+0x6b> 0000006b Before first symbol

-- 
In theory, practice and theory are the same, but in practice they 
are different -- Larry McVoy

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