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Re: Today's OSS doesn't work on Malta

To: "H. J. Lu" <hjl@lucon.org>
Subject: Re: Today's OSS doesn't work on Malta
From: Ryan Martindale <ryan@qsicorp.com>
Date: Fri, 02 Aug 2002 11:21:17 -0700
Cc: linux-mips@oss.sgi.com
References: <20020802100714.A4669@lucon.org>
Sender: owner-linux-mips@oss.sgi.com
"H. J. Lu" wrote:
> 
> The 2.4 kernel from today's OSS doesn't work on Malta. I got
> 
> hda: 78165360 sectors (40021 MB) w/2048KiB Cache, CHS=77545/16/63, (U)DMA
> Partition check:
>  hda:<1>Unable to handle kernel paging request at virtual address 611c2000,
> epc4
> Oops in fault.c::do_page_fault, line 206:
> $0 : 00000000 1000fc00 00000001 00001000 00001000 00001000 81191000 00000001
> $8 : 811c0000 81199000 00000001 00008000 00010000 802d1358 00000000 00000080
> $16: 611c2000 00000001 802d1338 00000000 00000000 00000008 00000000 00000000
> $24: 0000000a 811ddd91                   8027a000 8027bd10 8009e0d0 801eaa24
> Hi : 0000004f
> Lo : df328000
> epc  : 801eaa98    Not tainted
> Status: 1000fc03
> Cause : 0080000c
> Process swapper (pid: 0, stackpage=8027a000)
> Stack: 8027bd08 8027bd08 802b5c20 00000000 00001240 802d12c8 802d1338 801eb170
>        0000000e 00000001 b8000000 802d1338 81198320 802d1338 81198320 802d12c8
>        0000000e 00000001 801efc14 1000fc00 811dde48 802d1338 811dddd0 802d12c8
>        0000000e 00000001 801e3ca8 802d12c8 8027bd88 1000fc00 8027bde0 1000fc00
>        00000000 802d1338 81198320 801e406c 1000fc00 802d12c8 801e93e4 00000000
>        00000003 ...
> Call Trace: [<801eb170>] [<801efc14>] [<801e3ca8>] [<801e406c>] [<801e93e4>]
> [<]
>  [<801db1b4>] [<801e44ec>] [<801e3008>] [<8012ea04>] [<801e9290>] [<801e4be8>]
>  [<80109690>] [<80109970>] [<8010ae3c>] [<80254554>] [<80254d10>] [<80254860>]
>  [<801089a4>] [<80102e40>] [<80102e9c>] [<80102e44>] [<8010042c>] [<80255800>]
> 
> Code: 54e00001  00a02021  3083ffff <ae060000> 00a42823  14600008  26100004  
> 263
> Kernel panic: Aiee, killing interrupt handler!
> In interrupt handler - not syncing

Looks like what I was dealing with - check process.c patch I submitted a
couple of days ago (gp doesn't get set to the appropriate type of
structure).

Ryan


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