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SubjectOops when mounting a CD.

Running Linux 2.2.16 (on a ix86 system ) I got this kernel oops when
trying to mount a CD. The device is an IDE ATAPI CD-RW under the ide-scsi
simulation.


Nov 27 23:03:26 cauchy kernel: Unable to handle kernel NULL pointer
dereference at virtual address 00000010
Nov 27 23:03:26 cauchy kernel: printing eip:
Nov 27 23:03:26 cauchy kernel: e0979712
Nov 27 23:03:26 cauchy kernel: *pde = 00000000
Nov 27 23:03:26 cauchy kernel: Oops: 0000
Nov 27 23:03:26 cauchy kernel: CPU: 0
Nov 27 23:03:26 cauchy kernel: EIP: 0010:[<e0979712>] Tainted: PF
Nov 27 23:03:26 cauchy kernel: EFLAGS: 00010246
Nov 27 23:03:26 cauchy kernel: eax: 00000000 ebx: 00000990 ecx:
deeef780 edx: 00000000
Nov 27 23:03:26 cauchy kernel: esi: d908fe00 edi: d908ff08 ebp:
c27303e0 esp: c8b0fda0
Nov 27 23:03:26 cauchy kernel: ds: 0018 es: 0018 ss: 0018
Nov 27 23:03:26 cauchy kernel: Process mount (pid: 8753,
stackpage=c8b0f000)
Nov 27 23:03:26 cauchy kernel: Stack: 00000800 d908fe00 c2730430 d908ff08
c27303e0 00000000 00000000 e09568ed
Nov 27 23:03:26 cauchy kernel: d908fe00 00000282 c8b0fe00 c8b0e000
d908fc00 e097c040 de8e25a0 deeef780
Nov 27 23:03:26 cauchy kernel: 00000000 c017d3b4 deeef798 c8b0fe00
c0116054 deeef798 c8b0fe1c d765e6e0
Nov 27 23:03:26 cauchy kernel: Call Trace: [<e09568ed>] [<e097c040>]
[generic_unplug_device+32/40] [__run_task_queue+76/96]
[__wait_on_buffer+90/144]
Nov 27 23:03:26 cauchy kernel: [bread+81/112] [<e0984ee4>]
[get_sb_bdev+571/732] [<e0989124>] [set_devname+39/84]
[do_kern_mount+175/336]
Nov 27 23:03:26 cauchy kernel: [<e0989124>] [do_add_mount+33/204]
[do_mount+319/344] [copy_mount_options+77/156] [sys_mount+132/196]
[system_call+51/56]
Nov 27 23:03:26 cauchy kernel:
Nov 27 23:03:26 cauchy kernel: Code: 0f b6 40 10 50 e8 38 1a 00 00 83 c4
08 eb 0d 68 20 b6 97 e0


Manuel Cepedello Boiso
e-mail: manuel@cauchy.eii.us.es

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