Fw: [fyi] BusLogic module removal causes an oops, 2.6.3

Fw: [fyi] BusLogic module removal causes an oops, 2.6.3

[Andrew Morton]

Begin forwarded message:

Date: Sun, 22 Feb 2004 19:20:32 -0500
From: David Ford <david+challenge-response@blue-labs.org>
To: linux-kernel mailing list <linux-kernel@vger.kernel.org>
Subject: [fyi] BusLogic module removal causes an oops, 2.6.3


Unable to handle kernel paging request at virtual address e098f090
 printing eip:
e098f090
*pde = 1ff70067
*pte = 00000000
Oops: 0000 [#1]
CPU:    0
EIP:    0060:[<e098f090>]    Tainted: PF
EFLAGS: 00210286
EIP is at 0xe098f090
eax: 0000001f   ebx: c06e01c4   ecx: 00009000   edx: dffef0c0
esi: 00000880   edi: c05dce38   ebp: 00000000   esp: d11f3f3c
ds: 007b   es: 007b   ss: 0068
Process rmmod (pid: 8235, threadinfo=d11f2000 task=d61fad40)
Stack: e0a30c8a c06e01c4 00009000 00000100 c06e01c4 e0a30cea c06e0000 
e0a35440
       c0138789 e0a35440 bffff798 0000003b 00000000 4c737542 6369676f 
c014e900
       d4b90280 d54d0180 d7b49680 40016000 40017000 40017000 d7b49680 
d4b90280
Call Trace:
 [<e0a30c8a>] BusLogic_ReleaseHostAdapter+0x4a/0x70 [BusLogic]
 [<e0a30cea>] BusLogic_exit+0x3a/0x49 [BusLogic]
 [<c0138789>] sys_delete_module+0x139/0x1b0
 [<c014e900>] do_munmap+0x50/0x190
 [<c0109335>] sysenter_past_esp+0x52/0x71

Code:  Bad EIP value.

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Re: Fw: [fyi] BusLogic module removal causes an oops, 2.6.3

[Bob Doyle]

Thanks for the feedback.

I'll look into this.  

Bob.

Andrew Morton wrote:
> 
> Begin forwarded message:
> 
> Date: Sun, 22 Feb 2004 19:20:32 -0500
> From: David Ford <david+challenge-response@blue-labs.org>
> To: linux-kernel mailing list <linux-kernel@vger.kernel.org>
> Subject: [fyi] BusLogic module removal causes an oops, 2.6.3
> 
> Unable to handle kernel paging request at virtual address e098f090
>  printing eip:
> e098f090
> *pde = 1ff70067
> *pte = 00000000
> Oops: 0000 [#1]
> CPU:    0
> EIP:    0060:[<e098f090>]    Tainted: PF
> EFLAGS: 00210286
> EIP is at 0xe098f090
> eax: 0000001f   ebx: c06e01c4   ecx: 00009000   edx: dffef0c0
> esi: 00000880   edi: c05dce38   ebp: 00000000   esp: d11f3f3c
> ds: 007b   es: 007b   ss: 0068
> Process rmmod (pid: 8235, threadinfo=d11f2000 task=d61fad40)
> Stack: e0a30c8a c06e01c4 00009000 00000100 c06e01c4 e0a30cea c06e0000
> e0a35440
>        c0138789 e0a35440 bffff798 0000003b 00000000 4c737542 6369676f
> c014e900
>        d4b90280 d54d0180 d7b49680 40016000 40017000 40017000 d7b49680
> d4b90280
> Call Trace:
>  [<e0a30c8a>] BusLogic_ReleaseHostAdapter+0x4a/0x70 [BusLogic]
>  [<e0a30cea>] BusLogic_exit+0x3a/0x49 [BusLogic]
>  [<c0138789>] sys_delete_module+0x139/0x1b0
>  [<c014e900>] do_munmap+0x50/0x190
>  [<c0109335>] sysenter_past_esp+0x52/0x71
> 
> Code:  Bad EIP value.
> 
> -
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> 
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Re: Fw: [fyi] BusLogic module removal causes an oops, 2.6.3

[Bob Doyle]

[-- Attachment #1: Type: text/plain, Size: 1927 bytes --]

David,

Can you please retest with the following patch applied to 2.6.3?

The patch is obvious enough but I unable test the BusLogic driver
as a module right now.

Regards,
Bob.

Andrew Morton wrote:
> 
> Begin forwarded message:
> 
> Date: Sun, 22 Feb 2004 19:20:32 -0500
> From: David Ford <david+challenge-response@blue-labs.org>
> To: linux-kernel mailing list <linux-kernel@vger.kernel.org>
> Subject: [fyi] BusLogic module removal causes an oops, 2.6.3
> 
> Unable to handle kernel paging request at virtual address e098f090
>  printing eip:
> e098f090
> *pde = 1ff70067
> *pte = 00000000
> Oops: 0000 [#1]
> CPU:    0
> EIP:    0060:[<e098f090>]    Tainted: PF
> EFLAGS: 00210286
> EIP is at 0xe098f090
> eax: 0000001f   ebx: c06e01c4   ecx: 00009000   edx: dffef0c0
> esi: 00000880   edi: c05dce38   ebp: 00000000   esp: d11f3f3c
> ds: 007b   es: 007b   ss: 0068
> Process rmmod (pid: 8235, threadinfo=d11f2000 task=d61fad40)
> Stack: e0a30c8a c06e01c4 00009000 00000100 c06e01c4 e0a30cea c06e0000
> e0a35440
>        c0138789 e0a35440 bffff798 0000003b 00000000 4c737542 6369676f
> c014e900
>        d4b90280 d54d0180 d7b49680 40016000 40017000 40017000 d7b49680
> d4b90280
> Call Trace:
>  [<e0a30c8a>] BusLogic_ReleaseHostAdapter+0x4a/0x70 [BusLogic]
>  [<e0a30cea>] BusLogic_exit+0x3a/0x49 [BusLogic]
>  [<c0138789>] sys_delete_module+0x139/0x1b0
>  [<c014e900>] do_munmap+0x50/0x190
>  [<c0109335>] sysenter_past_esp+0x52/0x71
> 
> Code:  Bad EIP value.
> 
> -
> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
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> Please read the FAQ at  http://www.tux.org/lkml/
> 
> -
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[-- Attachment #2: BusLogic.patch --]
[-- Type: text/plain, Size: 635 bytes --]

diff -urN -X dontdiff linux-2.6.3/drivers/scsi/BusLogic.c linux-2.6.3.save/drivers/scsi/BusLogic.c
--- linux-2.6.3/drivers/scsi/BusLogic.c	Fri Feb 27 21:25:41 2004
+++ linux-2.6.3.save/drivers/scsi/BusLogic.c	Fri Feb 27 21:09:15 2004
@@ -189,7 +189,7 @@
   registered BusLogic Host Adapters.
 */
 
-static void __init BusLogic_UnregisterHostAdapter(struct BusLogic_HostAdapter *HostAdapter)
+static void BusLogic_UnregisterHostAdapter(struct BusLogic_HostAdapter *HostAdapter)
 {
   if (HostAdapter == BusLogic_FirstRegisteredHostAdapter)
     {
Binary files linux-2.6.3/drivers/scsi/core and linux-2.6.3.save/drivers/scsi/core differ