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Date:	Sun, 16 Sep 2007 12:05:14 -0700
From:	sshapiro@ucsd.edu (Sandy Shapiro)
Reply-To:	scoug-help@scoug.com
To:	scoug-help@scoug.com
Subject:	SCOUG-Help: Trap D

In , on 09/16/07
at 11:45 AM, "Steven Levine" said:

>In <200709161411.l8GEBkC6025274@nlpi015.prodigy.net>, on 09/16/07
> at 07:12 AM, sshapiro@ucsd.edu (Sandy Shapiro) said:

>>dumptrapscreen v0.4 reading a:\dumpdata.001 09-16-07 06:53:56

>>##0168:fff1da1f - 000e:ca1f , 068606a0
>>9084

>>Exception in module: OS2KRNL
>>TRAP 000d ERRCD=7cd0 ERACC=**** ERLIM=********
>>EAX=00000100 EBX=f9850a72 ECX=00000180 EDX=00003aa4
>>ESI=fa200000 EDI=26cb0010 EBP=001b54ec FLG=00213202
>>CS:EIP=1200:000007d6 CSACC=009b CSLIM=000077a8
>>SS:ESP=0030:000054ae SSACC=1097 SSLIM=0000475f
>>DS=3958 DSACC=0093 DSLIM=00000184 CR0=8001001b
>>ES=04b8 ESACC=0093 ESLIM=00000ab1 CR2=fc5b1000
>>FS=0000 FSACC=**** FSLIM=********
>>GS=0000 GSACC=**** GSLIM=********

>>Internal revision 14.103a_W4

>The trap is no terribly revealing. What driver does Theseus say owns the
>1200 selector? Use System->General system->Device drivers to get a list.
> Then scan the Strategy column for selector 1200. I suspect it will be
>the NUL driver. That is confirm that my reference dump file has the same
>general content. If so, the exception is in

># ln 1200:7d6
>
>1200:00000700 OS2KRNL DevIOCall + d6

>which says some driver is passing bad data to a helper rountine that
>lives in the kernel.

There are two 1200 selectors:

NUL 1200:0B5B
CON 1200:0B62

>I'd need to look at a trap dump file before I can say much more.

What is a trap dump file?

Thanks,
Sandy

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