Mahendra
> -----Original Message-----
> From: Ramachandran, MahendraX A
> Sent: Sunday, August 29, 1999 11:53 AM
> To: 'linux-kernel@vger.rutgers.edu'
> Subject: 2.2.15 Oops question
>
> Hello Gurus,
> I am stuck with the following problem and am hoping
> someone can give me a pointer as to what may be going on
> here. I have a driver that talks to ISA registers in the
> 0xCA2 - 0x0CAB range. Right now I have the driver do nothing
> expect register as a char dev and probe the registers and
> then do nothing (to reduce the problem spot). Even after I
> rmmod the driver I see these Oops messages (for anything as
> simple as ls or cat
> etc - anything accessing the file system). Initially I though
> it was because I was leaving the /dev entry even after
> I rmmod'ed the driver, but I have seen it even after removing
> the node. Is this a known issue that was fixed in
> a subsequent patch? Does leaving the /dev/ node entry after
> removing a driver leave a dangling reference of some sort?
> Thanks for your help.
>
> Aug 29 04:22:04 linwood46 kernel: Unable to handle kernel
> paging request at virtual address 80c73464
> Aug 29 04:22:04 linwood46 kernel: current->tss.cr3 =
> 0047c000, %cr3 = 0047c000
> Aug 29 04:22:04 linwood46 kernel: *pde = 00000000
> Aug 29 04:22:04 linwood46 kernel: Oops: 0000
> Aug 29 04:22:04 linwood46 kernel: CPU: 0
> Aug 29 04:22:04 linwood46 kernel: EIP: 0010:[find_inode+26/56]
> Aug 29 04:22:04 linwood46 kernel: EFLAGS: 00010287
> Aug 29 04:22:04 linwood46 kernel: eax: 80c733fc ebx:
> 0001a068 ecx: c0230288 edx: 80c733fc
> Aug 29 04:22:04 linwood46 kernel: esi: c7d7b600 edi:
> 0001a068 ebp: c7d7b600 esp: c7ef7ee0
> Aug 29 04:22:04 linwood46 kernel: ds: 0018 es: 0018 ss: 0018
> Aug 29 04:22:04 linwood46 kernel: Process gawk (pid: 874,
> process nr: 67, stackpage=c7ef7000)
> Aug 29 04:22:04 linwood46 kernel: Stack: c0130965 c7d7b600
> 0001a068 c0230288 0001a068 c0aee740 c7f3c770 c7f3c7bc
> Aug 29 04:22:04 linwood46 kernel: c013d36c c7d7b600
> 0001a068 c0aee740 c7f3c770 c7ef7f54 c3e51428 c012afb2
> Aug 29 04:22:04 linwood46 kernel: c7f3c770 c0aee740
> c7ef7f54 00000000 c0aa900a 00000001 c012b17a c08b11a0
> Aug 29 04:22:04 linwood46 kernel: Call Trace: [iget+49/96]
> [ext2_lookup+84/124] [real_lookup+74/112]
> [lookup_dentry+294/496] [open_namei+102/848]
> [filp_open+68/240] [sys_open+54/148]
> Aug 29 04:22:04 linwood46 kernel: [system_call+52/56]
> Aug 29 04:22:04 linwood46 kernel: Code: 39 70 68 75 0d 39 58
> 18 75 08 ff 40 1c eb 0b 8d 76 00 8b 12
>
> Mahendra
>
> Mahendra Ramachandran
> Intel MS: CO5-201 (503)677-6967
>
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