Messages in this thread | | | From | Will Weisser <> | Subject | Oops in ppa.o | Date | Tue, 20 Jul 1999 04:40:54 -0400 |
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OK, here goes:
The kernel is 2.2.10, and the command line is `insmod ppa.`
This happens very rarely, but when it does, the ppa module is marked "unintialized" and I must reboot to get my zip drive to work. Here's a dump of the oops:
Jul 20 04:37:09 d185fd061 kernel: ppa: Version 2.03 (for Linux 2.2.x) Jul 20 04:37:09 d185fd061 kernel: ppa: Found device at ID 6, Attempting to use EPP 32 bit Jul 20 04:37:09 d185fd061 kernel: ppa: Communication established with ID 6 using EPP 32 bit Jul 20 04:37:09 d185fd061 kernel: scsi0 : Iomega VPI0 (ppa) interface Jul 20 04:37:09 d185fd061 kernel: scsi : 1 host. Jul 20 04:37:09 d185fd061 kernel: Unable to handle kernel NULL pointer dereference at virtual address 00000000 Jul 20 04:37:09 d185fd061 kernel: current->tss.cr3 = 01008000, `r3 = 01008000 Jul 20 04:37:09 d185fd061 kernel: *pde = 00000000 Jul 20 04:37:09 d185fd061 kernel: Oops: 0002 Jul 20 04:37:09 d185fd061 kernel: CPU: 0 Jul 20 04:37:09 d185fd061 kernel: EIP: 0010:[<c802a594>] Jul 20 04:37:09 d185fd061 kernel: EFLAGS: 00010246 Jul 20 04:37:09 d185fd061 kernel: eax: 00000000 ebx: c8039000 ecx: 00000046 edx: 00000000 Jul 20 04:37:09 d185fd061 kernel: esi: 00000000 edi: 00000000 ebp: c803b0ec esp: c1075dd0 Jul 20 04:37:09 d185fd061 kernel: ds: 0018 es: 0018 ss: 0018 Jul 20 04:37:09 d185fd061 kernel: Process insmod (pid: 60, process nr: 9, stackpage=c1075000) Jul 20 04:37:09 d185fd061 kernel: Stack: c7fe0840 c803b0ec c00bb980 c0188dec c036ad78 00000000 c036ad00 00000000 Jul 20 04:37:09 d185fd061 kernel: 00000000 c01f300a 00000000 c01b45e1 00000000 0000000d 0000000e 00000000 Jul 20 04:37:09 d185fd061 kernel: 00000000 00000000 00000000 c0189963 ffffffff c0208d1a c803194b 00000002 Jul 20 04:37:09 d185fd061 kernel: Call Trace: [<c803b0ec>] [<c0188dec>] [<c01b45e1>] [<c0189963>] [<c803194b>] [<c01cbfb8>] [<c0188dec>] Jul 20 04:37:09 d185fd061 kernel: [<c01b45e1>] [<c0189963>] [<c018d1e8>] [<c0112dce>] [<c8039000>] [<c803b0ec>] [<c8039000>] [<c802cc23>] Jul 20 04:37:09 d185fd061 kernel: [<c8039000>] [<c8039000>] [<c8039000>] [<c8039000>] [<c8039000>] [<c802d332>] [<c803b0ec>] [<c8039142>] Jul 20 04:37:09 d185fd061 kernel: [<c803b0ec>] [<c0114cef>] [<c8039000>] [<c801d000>] [<c803b268>] [<c8034000>] [<c8039048>] [<c0109048>] Jul 20 04:37:09 d185fd061 kernel: [<c803b1e3>] [<c8039000>] Jul 20 04:37:09 d185fd061 kernel: Code: f3 ab 6a 08 6a 58 e8 d5 19 00 00 89 c7 89 7c 24 34 83 c4 08
ksymoops tells me:
>>EIP: c802a594 <scan_scsis+54/3f0> Trace: c803b0ec <do_sd+3418/5378> Trace: c0188dec <scrup+74/10c> Trace: c01b45e1 <vgacon_cursor+125/1e4> Trace: c0189963 <set_cursor+6f/84> Trace: c803194b <scsi_device_types+957/ab4> Trace: c01cbfb8 <twist_table.442+5364/53b5> Trace: c0188dec <scrup+74/10c> Trace: c01b45e1 <vgacon_cursor+125/1e4> Trace: c8039000 <do_sd+132c/5378> Trace: c803b0ec <do_sd+3418/5378> Trace: c803b1e3 <do_sd+350f/5378> Code: c802a594 <scan_scsis+54/3f0> 00000000 <_EIP>: <=== Code: c802a594 <scan_scsis+54/3f0> 0: f3 ab repz stosl %eax,%es:(%edi) <=== Code: c802a596 <scan_scsis+56/3f0> 2: 6a 08 pushl $0x8 Code: c802a598 <scan_scsis+58/3f0> 4: 6a 58 pushl $0x58 Code: c802a59a <scan_scsis+5a/3f0> 6: e8 d5 19 00 00 call c802bf74 <scsi_init_malloc+0/64> Code: c802a59f <scan_scsis+5f/3f0> b: 89 c7 movl %eax,%edi Code: c802a5a1 <scan_scsis+61/3f0> d: 89 7c 24 34 movl %edi,0x34(%esp,1) Code: c802a5a5 <scan_scsis+65/3f0> 11: 83 c4 08 addl $0x8,%esp
Let me know if you need any more info.
-Will Weisser
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