Unable to handle virtual paging request in 2.1.125

John Covici (covici@ccs.covici.com)
Tue, 01 Dec 1998 06:10:01 -0500


Hi. I got the following error in response to the command aumix -L on
linux-2.1.125. I have sound compiled as a module and I have a
Soundblaster 64 Gold card. I am running a 200mhz Pentium with 64mb of
ram and an 80mb swap file.

Here is the raw log and below what I got when I put it through
ksymoops.cc.

Any assistance would be appreciated.

Nov 25 10:30:56 ccs kernel: Unable to handle kernel paging request at virtual address c482a1e8
Nov 25 10:30:56 ccs kernel: current->tss.cr3 = 03a41000, %cr3 = 03a41000
Nov 25 10:30:56 ccs kernel: *pde = 00002063
Nov 25 10:30:56 ccs kernel: *pte = 00000000
Nov 25 10:30:56 ccs kernel: Oops: 0000
Nov 25 10:30:56 ccs kernel: CPU: 0
Nov 25 10:30:56 ccs kernel: EIP: 0010:[<c481a2a2>]
Nov 25 10:30:56 ccs kernel: EFLAGS: 00010246
Nov 25 10:30:56 ccs kernel: eax: c482a1cc ebx: c2a601a0 ecx: 00000000 edx: 00000000
Nov 25 10:30:56 ccs kernel: esi: c3cb2000 edi: c3cb2000 ebp: c3dcaa00 esp: c3a33f68
Nov 25 10:30:56 ccs kernel: ds: 0018 es: 0018 ss: 0018
Nov 25 10:30:56 ccs kernel: Process aumix (pid: 2700, process nr: 19, stackpage=c3a33000)
Nov 25 10:30:56 ccs kernel: Stack: c0122f82 c3cb2000 c2a601a0 c2a601a0 00000000 c3cb2000 c0121d9b c3cb2000
Nov 25 10:30:56 ccs kernel: c2a601a0 c297b000 00000003 c297b000 bffff948 c0121efd c297b000 00000002
Nov 25 10:30:56 ccs kernel: bffff948 00000003 c3a32000 00000002 bffff964 bffff91c c0107b04 0804af6d
Nov 25 10:30:56 ccs kernel: Call Trace: [<c0122f82>] [<c0121d9b>] [<c0121efd>] [<c0107b04>]
Nov 25 10:30:56 ccs kernel: Code: 8b 40 1c 85 c0 74 0b 53 56 ff d0 83 c4 08 5b 5e c3 90 31 c0
Nov 25 10:31:55 ccs kernel: Unable to handle kernel paging request at virtual address c482a1e8
Nov 25 10:31:55 ccs kernel: current->tss.cr3 = 03a41000, %cr3 = 03a41000
Nov 25 10:31:55 ccs kernel: *pde = 00002063
Nov 25 10:31:55 ccs kernel: *pte = 00000000
Nov 25 10:31:55 ccs kernel: Oops: 0000
Nov 25 10:31:55 ccs kernel: CPU: 0
Nov 25 10:31:55 ccs kernel: EIP: 0010:[<c481a2a2>]
Nov 25 10:31:55 ccs kernel: EFLAGS: 00010246
Nov 25 10:31:55 ccs kernel: eax: c482a1cc ebx: c2a60200 ecx: 00000000 edx: 00000000
Nov 25 10:31:55 ccs kernel: esi: c3cb2000 edi: c3cb2000 ebp: c3dcaa00 esp: c3a33f68
Nov 25 10:31:55 ccs kernel: ds: 0018 es: 0018 ss: 0018
Nov 25 10:31:55 ccs kernel: Process aumix (pid: 2751, process nr: 19, stackpage=c3a33000)
Nov 25 10:31:55 ccs kernel: Stack: c0122f82 c3cb2000 c2a60200 c2a60200 00000000 c3cb2000 c0121d9b c3cb2000
Nov 25 10:31:55 ccs kernel: c2a60200 c2dac000 00000003 c2dac000 bffff948 c0121efd c2dac000 00000002
Nov 25 10:31:55 ccs kernel: bffff948 00000003 c3a32000 00000002 bffff964 bffff91c c0107b04 0804af6d
Nov 25 10:31:55 ccs kernel: Call Trace: [<c0122f82>] [<c0121d9b>] [<c0121efd>] [<c0107b04>]
Nov 25 10:31:55 ccs kernel: Code: 8b 40 1c 85 c0 74 0b 53 56 ff d0 83 c4 08 5b 5e c3 90 31 c0
Using
Here is what I got when I ran the above section of log file through
ksymoops.cc in my scripts directory.

`/boot/System.map' to map addresses to symbols.

>>EIP: c481a2a2 cannot be resolved
Trace: c0122f82 <chrdev_open+3e/4c>
Trace: c0121d9b <do_open+af/130>
Trace: c0121efd <sys_open+39/68>
Trace: c0107b04 <system_call+34/38>
Code:
Code: 8b 40 1c movl 0x1c(%eax),%eax
Code: 85 c0 testl %eax,%eax
Code: 74 0b je 12 <_EIP+0x12>
Code: 53 pushl %ebx
Code: 56 pushl %esi
Code: ff d0 call *%eax
Code: 83 c4 08 addl $0x8,%esp
Code: 5b popl %ebx
Code: 5e popl %esi
Code: c3 ret
Code: 90 nop
Code: 31 c0 xorl %eax,%eax
>>EIP: c481a2a2 cannot be resolved
Trace: c0122f82 <chrdev_open+3e/4c>
Trace: c0121d9b <do_open+af/130>
Trace: c0121efd <sys_open+39/68>
Trace: c0107b04 <system_call+34/38>
Code:
Code: 8b 40 1c movl 0x1c(%eax),%eax
Code: 85 c0 testl %eax,%eax
Code: 74 0b je 12 <_EIP+0x12>
Code: 53 pushl %ebx
Code: 56 pushl %esi
Code: ff d0 call *%eax
Code: 83 c4 08 addl $0x8,%esp
Code: 5b popl %ebx
Code: 5e popl %esi
Code: c3 ret
Code: 90 nop
Code: 31 c0 xorl %eax,%eax

-- 
         John Covici
          covici@ccs.covici.com

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