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Subjectcat /proc/ioports segfaults in pre-2.1.95-1
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I got a segfault trying to cat /proc/ioports in pre-2.1.95-1.  Here is
the OOPS and the ksymoops translation. System info available on request.

Thanks,
Roy


Unable to handle kernel paging request at virtual address c881b7ef
current->tss.cr3 = 06264000, %cr3 = 06264000
*pde = 07ea9063
*pte = 00000000
Oops: 0000
CPU: 0
EIP: 0010:[<c0199563>]
EFLAGS: 00010297
eax: c881b7ef ebx: ffffffff ecx: c881b7ef edx: fffffffe
esi: ffffffff edi: c7ae10eb ebp: 00000000 esp: c627fee4
ds: 0018 es: 0018 ss: 0018
Process cat (pid: 809, process nr: 44, stackpage=c627f000)
Stack: c01cca24 000000df c7ae1000 00000c00 c6dd9860 c6dd9860 00000246 ffffffff
0000001b c6b68200 c019970c c7ae10df c019c465 c627ff34 c011738c c7ae10df
c019c456 00000330 00000333 c881b7ef 00000000 c627ff90 c685e600 c0142fce
Call Trace: [<c019970c>] [<c019c465>] [<c011738c>] [<c019c456>] [<c881b7ef>] [<c0142fce>] [<c0143162>]
[<c010e4df>] [<c012336e>] [<c01098f8>]
Code: 80 38 00 74 07 40 4a 83 fa ff 75 f4 29 c8 89 c6 f7 c5 10 00



Using `/boot/System.map-2.1.95' to map addresses to symbols.

>>EIP: c0199563 <vsprintf+28f/424>
Trace: c019970c <sprintf+14/b90>
Trace: c019c465 <tvecs+6a5/781b>
Trace: c011738c <get_ioport_list+38/64>
Trace: c019c456 <tvecs+696/781b>
Trace: c881b7ef
Trace: c0142fce <get_root_array+15e/1ac>
Trace: c0143162 <array_read+be/1e0>
Trace: c010e4df <do_page_fault+143/328>
Trace: c012336e <sys_read+b2/104>
Trace: c01098f8 <system_call+38/3c>
Code: c0199563 <vsprintf+28f/424>
Code: c0199563 <vsprintf+28f/424> 80 38 00 cmpb $0x0,(%eax)
Code: c0199566 <vsprintf+292/424> 74 07 je c019956f <vsprintf+29b/424>
Code: c0199568 <vsprintf+294/424> 40 incl %eax
Code: c0199569 <vsprintf+295/424> 4a decl %edx
Code: c019956a <vsprintf+296/424> 83 fa ff cmpl $0xffffffff,%edx
Code: c0199573 <vsprintf+29f/424> 75 f4 jne c0199563 <vsprintf+28f/424>
Code: c0199575 <vsprintf+2a1/424> 29 c8 subl %ecx,%eax
Code: c0199577 <vsprintf+2a3/424> 89 c6 movl %eax,%esi
Code: c0199579 <vsprintf+2a5/424> f7 c5 10 00 00 testl $0x90000010,%ebp
Code: c0199585 <vsprintf+2b1/424> 90 nop
Code: c0199586 <vsprintf+2b2/424> 90 nop

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