* jfs 2.6.0-test4-mm6 Unable to handle kernel NULL pointer dereference
@ 2003-09-10 22:44 rwhron
0 siblings, 0 replies; only message in thread
From: rwhron @ 2003-09-10 22:44 UTC (permalink / raw)
To: jfs-discussion; +Cc: linux-kernel
2.6.0-test4-mm6 running dbench 64 on x86 IDE gave Oops.
2.6.0-test4-mm5 had no problem with the same workload.
jfsutils version 1.1.3, 05-Sep-2003
grep JFS /usr/src/linux/.config
CONFIG_JFS_FS=y
# CONFIG_JFS_POSIX_ACL is not set
# CONFIG_JFS_DEBUG is not set
# CONFIG_JFS_STATISTICS is not set
Unable to handle kernel NULL pointer dereference at virtual address 00000008
c01bc829
*pde = 00000000
Oops: 0002 [#1]
CPU: 0
EIP: 0060:[<c01bc829>] Not tainted
Using defaults from ksymoops -t elf32-i386 -a i386
EFLAGS: 00010246
eax: c5e5f5e4 ebx: 00000000 ecx: 00000000 edx: d8816b1e
esi: c6480b8c edi: ce16fe20 ebp: c5e5f5e4 esp: ce16fdb0
ds: 007b es: 007b ss: 0068
Stack: 00000000 00000000 00000001 d8816b1e d8816b14 c696a528 c5e5f5ea c6480b80
00000006 00000000 00000000 00000000 c5e5f5e4 c5e5f5e4 00000000 d27fad0c
000001ae c5e5f540 c5e5f708 c5e5f5e4 00000002 c01b79e3 c5e5f5e4 00000002
[<c01b79e3>] dtInsert+0xe3/0x200
[<c01b7742>] dtSearch+0x2c2/0x480
[<c01ba7f4>] dtInitRoot+0x54/0x100
[<c01a664b>] jfs_mkdir+0x10b/0x220
[<c0151bfb>] d_lookup+0x1b/0x40
[<c01517db>] d_alloc+0x1b/0x1c0
[<c01491ba>] cached_lookup+0x5a/0x80
[<c0149f4a>] __lookup_hash+0x6a/0xa0
[<c014aa63>] vfs_mkdir+0x43/0xa0
[<c014ab4a>] sys_mkdir+0x8a/0xe0
[<c0108d07>] syscall_call+0x7/0xb
Code: c6 41 08 ff e9 d4 fe ff ff ff 74 24 10 e8 05 4a 00 00 89 c7
>>EIP; c01bc829 <dtInsertEntry+3a9/440> <=====
Code; c01bc829 <dtInsertEntry+3a9/440>
00000000 <_EIP>:
Code; c01bc829 <dtInsertEntry+3a9/440> <=====
0: c6 41 08 ff movb $0xff,0x8(%ecx) <=====
Code; c01bc82d <dtInsertEntry+3ad/440>
4: e9 d4 fe ff ff jmp fffffedd <_EIP+0xfffffedd> c01bc706 <dtInsertEntry+286/440>
Code; c01bc832 <dtInsertEntry+3b2/440>
9: ff 74 24 10 pushl 0x10(%esp,1)
Code; c01bc836 <dtInsertEntry+3b6/440>
d: e8 05 4a 00 00 call 4a17 <_EIP+0x4a17> c01c1240 <txLinelock+0/40>
Code; c01bc83b <dtInsertEntry+3bb/440>
12: 89 c7 mov %eax,%edi
--
Randy Hron
http://home.earthlink.net/~rwhron/kernel/bigbox.html
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