[Bug 1895] New: oops on test_wp_bit

[Martin J. Bligh]

http://bugme.osdl.org/show_bug.cgi?id=1895

           Summary: oops on test_wp_bit
    Kernel Version: 2.6.1-bk4, 2.6.1-mm4, 2.6.1
            Status: NEW
          Severity: normal
             Owner: akpm@xxxxxxxxx
         Submitter: habanero@xxxxxxxxxx


Distribution:
Hardware Environment: x440, 8-way, 16 GB
Software Environment:
Problem Description: I get this when trying to boot:

Memory: 16596844k/17301504k available (3362k kernel code, 94596k reserved,
1131)Checking if this processor honours the WP bit even in supervisor mode...
<1>Una0 printing eip:
c057727b
*pde = 00000000
Oops: 0003 [#1]
CPU:    0
EIP:    0060:[<c057727b>]    Not tainted
EFLAGS: 00010286
EIP is at test_wp_bit+0x36/0x90
eax: 00000001   ebx: 00002fec   ecx: ffe07000   edx: 00101001
esi: c05bc08c   edi: c671dfec   ebp: c05b90a0   esp: c0565fb8
ds: 007b   es: 007b   ss: 0068
Process swapper (pid: 0, threadinfo=c0564000 task=c04c1400)
Stack: 000001f8 00101000 00000025 c05664fc c045a719 c05be6f1 c05b2220 00000000
       c05660d4 00000bfb 00000020 00008000 c05be6c0 0002080e 00099800 c0105000
       0008e000 c01001b6
Call Trace:
 [<c05664fc>] start_kernel+0x1a3/0x461
 [<c05660d4>] unknown_bootoption+0x0/0x169
 [<c0105000>] _stext+0x0/0x27
                                                                                
Code: 88 15 00 70 e0 ff 31 c0 c7 04 24 f8 01 00 00 a2 04 35 4c c0

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