2.4.18-pre9

Pawel Worach
2002-02-10T07:34:19Z

during an cvs update of the mozilla source tree the machine oops'ed and
hung hard. system is a abit bp6 with two intel celeron cpu's. this seems
to be swap/cache related, memory has been tested with memtest86 without
any faults

../Pawel

decoded oops:

VM: killing process sendmail
swap_free: Unused swap offset entry 00004000
Unable to handle kernel NULL pointer dereference at virtual address 00000000
c0149674
*pde = 00000000
Oops: 0000
CPU: 1
EIP: 0010:[d_lookup+116/304] Not tainted
EIP: 0010:[<c0149674>] Not tainted
Using defaults from ksymoops -t elf32-i386 -a i386
EFLAGS: 00010213
eax: c1580000 ebx: fffffff0 ecx: 00000010 edx: d5139bab
esi: c6efb4e0 edi: c6ee2600 ebp: 00000000 esp: c28b1ee8
ds: 0018 es: 0018 ss: 0018
Process cvs (pid: 31350, stackpage=c28b1000)
Stack: c15e10c8 c4ff2008 d5139bab 00000007 c28b1f54 c6efb4e0 c6ee2600
c28b1f90
c0140610 c6efb4e0 c28b1f54 c28b1f54 c0140e2c c6efb4e0 c28b1f54 00000000
00000009 c4ff200f 00000000 000041ed 00000002 c6de14c0 00001000 fffffff4
Call Trace: [cached_lookup+16/80] [link_path_walk+1452/2048]
[getname+94/160] [__user_walk+51/80] [sys_access+126/288]
Call Trace: [<c0140610>] [<c0140e2c>] [<c014034e>] [<c01414f3>]
[<c01357ee>]
[<c010700b>]
Code: 8b 6d 00 39 53 44 0f 85 83 00 00 00 8b 44 24 24 39 43 0c 75

>>EIP; c0149674 <d_lookup+74/130> <=====
Trace; c0140610 <cached_lookup+10/50>
Trace; c0140e2c <link_path_walk+5ac/800>
Trace; c014034e <getname+5e/a0>
Trace; c01414f3 <__user_walk+33/50>
Trace; c01357ee <sys_access+7e/120>
Trace; c010700b <system_call+33/38>
Code; c0149674 <d_lookup+74/130>
00000000 <_EIP>:
Code; c0149674 <d_lookup+74/130> <=====
0: 8b 6d 00 mov 0x0(%ebp),%ebp <=====
Code; c0149677 <d_lookup+77/130>
3: 39 53 44 cmp %edx,0x44(%ebx)
Code; c014967a <d_lookup+7a/130>
6: 0f 85 83 00 00 00 jne 8f <_EIP+0x8f> c0149703
<d_lookup+103/130>
Code; c0149680 <d_lookup+80/130>
c: 8b 44 24 24 mov 0x24(%esp,1),%eax
Code; c0149684 <d_lookup+84/130>
10: 39 43 0c cmp %eax,0xc(%ebx)
Code; c0149687 <d_lookup+87/130>
13: 75 00 jne 15 <_EIP+0x15> c0149689
<d_lookup+89/130>