Running "cvs update" on a 2.2.20 kernel with 16Mb of real memory I got
the following oops:
Unable to handle kernel NULL pointer dereference at virtual address 00000002
current->tss.cr3 = 00f53000, %cr3 = 00f53000
*pde = 00000000
Oops: 0000
CPU: 0
EIP: 0010:[<c01194a0>]
Using defaults from ksymoops -t elf32-i386 -a i386
EFLAGS: 00010296
eax: 00000002 ebx: c0fe4f50 ecx: 00000000 edx: c0229ff8
esi: 00000000 edi: c0fe4f50 ebp: 00000002 esp: c0805f04
ds: 0018 es: 0018 ss: 0018
Process cvs (pid: 21185, process nr: 44, stackpage=c0805000)
Stack: c0fe4f50 00000000 c0fe4fcc c011956f 00000002 00000000 c0804000 c0fe4f9c
c012247e c0fe4f50 00000000 00000000 c0fe4f50 00000243 c0ebd200 00000000
00000048 c0fe4f50 00000243 00000000 3c2367de 3c2367de 3c2367de 00000006
Call Trace: [<c011956f>] [<c012247e>] [<c012aa62>] [<c0122ea4>] [<c01230ea>] [<c01079c4>]
Code: 8b 4d 00 89 4c 24 10 8b 5d 04 8b 75 08 29 de 8b 55 2c 3b 54
>>EIP; c01194a0 <remap_page_range+654/6f0> <=====
Trace; c011956f <vmtruncate+33/558>
Trace; c012247e <__get_free_pages+1e3e/2820>
Trace; c012aa62 <open_namei+2be/2ec>
Trace; c0122ea4 <filp_open+44/f0>
Trace; c01230ea <get_unused_fd+19a/210>
Trace; c01079c4 <dump_thread+127c/22f0>
Code; c01194a0 <remap_page_range+654/6f0>
00000000 <_EIP>:
Code; c01194a0 <remap_page_range+654/6f0> <=====
0: 8b 4d 00 mov 0x0(%ebp),%ecx <=====
Code; c01194a3 <remap_page_range+657/6f0>
3: 89 4c 24 10 mov %ecx,0x10(%esp,1)
Code; c01194a7 <remap_page_range+65b/6f0>
7: 8b 5d 04 mov 0x4(%ebp),%ebx
Code; c01194aa <remap_page_range+65e/6f0>
a: 8b 75 08 mov 0x8(%ebp),%esi
Code; c01194ad <remap_page_range+661/6f0>
d: 29 de sub %ebx,%esi
Code; c01194af <remap_page_range+663/6f0>
f: 8b 55 2c mov 0x2c(%ebp),%edx
Code; c01194b2 <remap_page_range+666/6f0>
12: 3b 54 00 00 cmp 0x0(%eax,%eax,1),%edx
Any suggestions?
thanks,
greg k-h
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This archive was generated by hypermail 2b29 : Sun Dec 23 2001 - 21:00:25 EST