Oops in 2.2.0

Daniel Kiracofe (kiracofe.8@osu.edu)
Tue, 26 Jan 1999 14:33:20 -0500 (EST)


Here's a fun looking oops generated by netscape. I looked at it a bit,
but I don't know why it's happening... anyone have any thoughts?

Jan 26 13:36:40 localhost kernel: Unable to handle kernel NULL pointer dereference at virtual address 00000007
Jan 26 13:36:40 localhost kernel: current->tss.cr3 = 006bc000, Lr3 = 006bc000
Jan 26 13:36:40 localhost kernel: *pde = 00000000
Jan 26 13:36:40 localhost kernel: Oops: 0000
Jan 26 13:36:40 localhost kernel: CPU: 0
Jan 26 13:36:40 localhost kernel: EIP: 0010:[<c0123646>]
Jan 26 13:36:40 localhost kernel: EFLAGS: 00010202
Jan 26 13:36:40 localhost kernel: eax: 00000007 ebx: 0000760f ecx: 00000804 edx: 00000007
Jan 26 13:36:40 localhost kernel: esi: 00000400 edi: 00000000 ebp: 00000100 esp: c0dc7e24
Jan 26 13:36:40 localhost kernel: ds: 0018 es: 0018 ss: 0018
Jan 26 13:36:40 localhost kernel: Process netscape (pid: 1503, process nr: 45, stackpage=c0dc7000)
Jan 26 13:36:40 localhost kernel: Stack: c0123675 00000804 0000760f 00000400 c01243b1 00000804 0000760f 00000400
Jan 26 13:36:40 localhost kernel: c0dc7ed0 0000131c 00000000 c06ea11c c1dd9ae0 00000000 00000804 00000000
Jan 26 13:36:40 localhost kernel: c1dd9ae0 c1e70804 c1e7ef00 00000000 00007612 c0136ff9 c1e7ef00 c0dc7ecc
Jan 26 13:36:40 localhost kernel: Call Trace: [<c0123675>] [<c01243b1>] [<c0136ff9>] [<c01246a7>] [<c011a296>] [<c011aea4>] [<c011892f>]
Jan 26 13:36:40 localhost kernel: [<c0118a8c>] [<c010ce27>] [<c0107bad>]
Jan 26 13:36:40 localhost kernel: Code: 8b 12 39 58 04 75 f3 39 70 08 75 ee 66 39 48 0c 75 e8 89 c2

Using `System.map' to map addresses to symbols.

>>EIP: c0123646 <find_buffer+2a/44>
Trace: c0123675 <get_hash_table+15/20>
Trace: c01243b1 <brw_page+171/398>
Trace: c0136ff9 <ext2_bmap+e1/24c>
Trace: c01246a7 <generic_readpage+7f/8c>
Trace: c011a296 <try_to_read_ahead+116/12c>
Trace: c011aea4 <filemap_nopage+190/328>
Trace: c011892f <do_no_page+53/e4>
Trace: c0118a8c <handle_mm_fault+cc/168>
Trace: c010ce27 <do_page_fault+113/330>
Trace: c0107bad <error_code+2d/40>
Code: c0123646 <find_buffer+2a/44>
Code: c0123646 <find_buffer+2a/44> 8b 12 movl (%edx),%edx
Code: c0123648 <find_buffer+2c/44> 39 58 04 cmpl
%ebx,0x4(%eax)
Code: c012364b <find_buffer+2f/44> 75 f3 jne fffffffa
<_EIP+fffffffa>
Code: c012364d <find_buffer+31/44> 39 70 08 cmpl
%esi,0x8(%eax)
Code: c0123650 <find_buffer+34/44> 75 ee jne fffffffa
<_EIP+fffffffa>
Code: c0123652 <find_buffer+36/44> 66 39 48 0c cmpw
%cx,0xc(%eax)
Code: c0123656 <find_buffer+3a/44> 75 e8 jne fffffffa
<_EIP+fffffffa>
Code: c0123658 <find_buffer+3c/44> 89 c2 movl %eax,%edx

-- 
/* Daniel */
http://users.gurulink.com/drk

"Fear is only afraid of the absence of itself" - Mediocrates

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