PROBLEM: kmem_cache_create: duplicate cache fat_cache

From: Oleg
Date: Wed May 18 2005 - 00:18:07 EST


[1.] kmem_cache_create: duplicate cache fat_cache
[2.] When I load module vfat, I'm have BUG. vfat is embedded in my kernel.
[3.] modules
[4.] Linux version 2.6.12-rc3-mm3 (root@xxxxxxxxxxxxxxxxxxxxx) (gcc version
3.3.2 20031022 (Red Hat Linux 3.3.2-1)) #18 SMP
[5.] kmem_cache_create: duplicate cache fat_cache
------------[ cut here ]------------
kernel BUG at mm/slab.c:1491!
invalid operand: 0000 [#1]
PREEMPT SMP
Modules linked in: fat nls_utf8 nls_cp866 nls_cp855 video hotkey
CPU: 0
EIP: 0060:[<c014a38f>] Not tainted VLI
EFLAGS: 00010202 (2.6.12-rc3-mm3)
EIP is at kmem_cache_create+0x45f/0x5e0
eax: 00000030 ebx: f7d187b4 ecx: 0000000d edx: 00000202
esi: c03c91ef edi: f885ed6e ebp: f7de1580 esp: f74d1f44
ds: 007b es: 007b ss: 0068
Process modprobe (pid: 2487, threadinfo=f74d0000 task=f7eef090)
Stack: c03c6f80 f885ed64 00000004 00020000 f74d1f6c f7de15d8 000000a9 c0000000
fffffffc 00000004 00000010 f8862540 00000000 0804e130 f74d0000 f8806037
f885ed64 00000014 00000000 00020000 f8857000 00000000 f88060e5 c013a8f4
Call Trace:
[<f8806037>] fat_cache_init+0x37/0x80 [fat]
[<f8857000>] init_once+0x0/0x20 [fat]
[<f88060e5>] init_fat_fs+0x5/0xc [fat]
[<c013a8f4>] sys_init_module+0x124/0x1a0
[<c0103175>] syscall_call+0x7/0xb
Code: 00 04 00 74 ec e9 8a 01 00 00 8b 4c 24 40 c7 04 24 80 6f 3c c0 89 4c 24
04 e8 4e 44 fd ff f0 ff 05 ac d2 50 c0 0f 8e 73 1a 00 00 <0f> 0b d3 05 95 65
3c c0 8b 0b e9 65 ff ff ff 8b 47 50 c7 04 24
ACPI: PCI Interrupt Link [APCJ] enabled at IRQ 21
ACPI: PCI Interrupt 0000:00:06.0[A] -> Link [APCJ] -> GSI 21 (level, high) ->
IRQ 21
PCI: Setting latency timer of device 0000:00:06.0 to 64
intel8x0_measure_ac97_clock: measured 57069 usecs
intel8x0: clocking to 47503
[6.]
[7.]
[7.1.] Gnu C 3.3.2
Gnu make 3.79.1
binutils 2.14.90.0.6
util-linux 2.12b
mount 2.12b
module-init-tools 3.0
e2fsprogs 1.36
jfsutils 1.1.3
reiserfsprogs 2003------------->
reiser4progs 1.0.4
pcmcia-cs 3.1.31
quota-tools 3.06.
PPP 2.4.1
nfs-utils 1.0.6
Linux C Library 2.3.2
Dynamic linker (ldd) 2.3.2
Procps 2.0.17
Net-tools 1.60
Kbd 1.08
Sh-utils 5.0
udev 050
Modules Loaded snd_intel8x0 snd_ac97_codec fat nls_utf8 nls_cp866
nls_cp855 video hotkey

[7.2.]
processor : 0
vendor_id : AuthenticAMD
cpu family : 6
model : 10
model name : AMD Athlon(tm) XP 2000+
stepping : 0
cpu MHz : 1664.005
cache size : 256 KB
fdiv_bug : no
hlt_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 apic sep mtrr pge mca
cmov pat pse36 mmx fxsr sse syscall mmxext 3dnowext 3dnow
bogomips : 3331.51

[7.3.] snd_intel8x0 29440 - - Live 0xf8864000
snd_ac97_codec 81468 - - Live 0xf887e000
fat 47496 - - Loading 0xf8857000
nls_utf8 2112 - - Live 0xf8827000
nls_cp866 5312 - - Live 0xf8845000
nls_cp855 5056 - - Live 0xf882f000
video 14596 - - Live 0xf8832000
hotkey 7972 - - Live 0xf8829000

[7.4.]
/proc/ioports:
0000-001f : dma1
0020-0021 : pic1
0040-0043 : timer0
0050-0053 : timer1
0060-006f : keyboard
0080-008f : dma page reg
00a0-00a1 : pic2
00c0-00df : dma2
00f0-00ff : fpu
0170-0177 : ide1
01f0-01f7 : ide0
02f8-02ff : serial
0376-0376 : ide1
0378-037a : parport0
03c0-03df : vga+
03f6-03f6 : ide0
03f8-03ff : serial
0cf8-0cff : PCI conf1
1000-107f : motherboard
1000-1003 : PM1a_EVT_BLK
1004-1005 : PM1a_CNT_BLK
1008-100b : PM_TMR
1020-1027 : GPE0_BLK
1080-10ff : motherboard
1080-10ff : pnp 00:00
1400-147f : motherboard
1400-147f : pnp 00:00
1480-14ff : motherboard
14a0-14af : GPE1_BLK
1800-187f : motherboard
1800-187f : pnp 00:00
1880-18ff : motherboard
1880-18ff : pnp 00:00
1c00-1c3f : motherboard
1c00-1c3f : pnp 00:01
2000-203f : motherboard
2000-203f : pnp 00:01
c000-cfff : PCI Bus #01
c000-c0ff : 0000:01:07.0
c000-c0ff : 8139too
d400-d4ff : 0000:00:06.0
d400-d4ff : NVidia nForce2
d800-d87f : 0000:00:06.0
d800-d87f : NVidia nForce2
e400-e41f : 0000:00:01.1
f000-f00f : 0000:00:09.0
f000-f007 : ide0
f008-f00f : ide1

/proc/iomem
00000000-0009fbff : System RAM
00000000-00000000 : Crash kernel
0009fc00-0009ffff : reserved
000a0000-000bffff : Video RAM area
000c0000-000cf3ff : Video ROM
000f0000-000fffff : System ROM
00100000-47feffff : System RAM
00100000-003af696 : Kernel code
003af697-004bc2db : Kernel data
47ff0000-47ff2fff : ACPI Non-volatile Storage
47ff3000-47ffffff : ACPI Tables
d0000000-d7ffffff : PCI Bus #02
d0000000-d7ffffff : 0000:02:00.0
d8000000-dbffffff : 0000:00:00.0
dc000000-ddffffff : PCI Bus #02
dc000000-dcffffff : 0000:02:00.0
de000000-dfffffff : PCI Bus #01
df000000-df0000ff : 0000:01:07.0
df000000-df0000ff : 8139too
df001000-df0013ff : 0000:01:08.0
e0001000-e0001fff : 0000:00:06.0
e0001000-e0001fff : NVidia nForce2
e0003000-e0003fff : 0000:00:02.0
e0004000-e0004fff : 0000:00:02.1
e0005000-e00050ff : 0000:00:02.2
e0005000-e00050ff : ehci_hcd
fec00000-fec00fff : reserved
fee00000-fee00fff : reserved
ffff0000-ffffffff : reserved

[7.5.] required ?
[7.6.] none
[7.7.] module vfat && embedded vfat normal situation, and I'm don't like BUG
in my dmesg... Sorry, I'm from Russia.


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