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Re: seeing crashes? read this... YUP... on intel also

daemon@ATHENA.MIT.EDU (babydr)
Fri Sep 20 01:38:41 1996

Date: 	Thu, 19 Sep 1996 20:06:03 -0700 (PDT)
From: babydr <babydr@nwrain.net>
Reply-To: babydr <babydr@nwrain.net>
To: "David S. Miller" <davem@caip.rutgers.edu>
Cc: "Linux Network Info. List" <linux-net@vger.rutgers.edu>
In-Reply-To: <Pine.VUL.3.94.960903222059.936G-100000@pppbox.baby-dragons.com>


	It has happened again .  I've searched thru the System.map
	file and found which area the EIP: value is in.

	EIP:	0010:[<0010ec8e>]
	               ^^^^^^^^

	Is in:	0010ec3c t do_fast_timeoffset

	Background:
---------------------

	AMD5x86-90, 64MB memory,
	Cirrus(based) cl-gd5446 pci video
	asus ncr53c810(based) scsi pci,
	disks 1-st11200n, 1-st41200n,
	an el-cheapo ne-2000 compat ether,
	1-nec ide atapi cd-rom.

-	Linux-2.0.20, upgraded from Slackware-3.1.0 (IE: slackware/96)
-	bind-4.9.4-P1, with Tamas Nyitrai's patches to create the
					libresolv.so.4.9.4.2 for ELF.
-	net-tools-1.32-alpha.
-	perl-5.003	

---------------------

	All of the output below is from an OLD patched upgrade of
	a slackware 3.0.0 system to 2.0.18. But is still pertinent
	in context.

			TIA,	JimL

>	OK, here's the scenario.. 
>
>	At very random moments the system will throw onto the console
>	(IE: which ever one is active at that moment , no X11 )
>	something just like what I sent out yesterday, Just after
>	trying to do something networking wise, ie: 'netstat -r',a
>	'telnet somename',... But, Not say 'netstat -rn' which will work.
>
>	Then from then on any network command that uses nameservice
>	( this is my assumption ), continues to throw out those dumps,
>	to screen mind you.  :-{
>
>	Sometimes if I wait a few minutes & then go do one of them again
>	no problem 'netstat -r' will work fine. Another somtime fix
>	is for me to bounce over to another machine & telnet to this
>	broken one & it'll put out 1 maybe 2 more of the dumps to 
>	screen then I'll get the login: prompt , then the broken 
>	machine is mended 8-}
>
>	Also, NEVER does the routing to my provider fail from
>	another of my machines on the local net the broken machine
>	is my PPP router ....  >:-)
>
>				JimL
>	
>
>> filesrv1:!$ telnet ns2.nwrain.com
>> divide error: 0000
>> CPU:	0
>> EIP:	0010:[<001ecb2>]
>> EFLAGS:	00010046
>> eax: 0000000	ebx: 1eb841d0	ecx: 00001c03	edx: 00002710
>> esi: ea70b710	edi: 00000000	ebp: bfffee6c	esp: 0194ef88
>> ds: 0018	es: 0018	fs:002b	gs:002b	ss: 0018
>> Process telnet (pid: 114, process nr: 29, stackpage=0194e000)
>> Stack: 0194efb0 00000246 00000000 0010eda6 bfffee80 00000000 00115ce8m 0194efb0
>>        0194f018 bffff2f9 322d12a3 000bc705 0010a462 bfffee80 00000000
00000210
>>        bffff2f9 00000000 bfffee6c ffffffda 0000002b 0000002b 0000002b
0000002b
>> Call Trace: [<0010eda6>] [<00115ce8>] [<0010a462>]
>> Code: f7 f1 a3 9c 7a 1c 00 89 c3 0f 31 31 d2 29 f0 f7 e3 81 fa 0f
>> Segmentation fault
>> 
>> --- end included junk ---
>> 




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