[2399] in linux-net channel archive
Re: Frozen linux 1.3.84
daemon@ATHENA.MIT.EDU (Darren Reed)
Mon Apr 8 09:28:10 1996
From: Darren Reed <avalon@coombs.anu.edu.au>
To: torvalds@cs.helsinki.fi (Linus Torvalds)
Date: Mon, 8 Apr 1996 23:22:15 +1000 (EST)
Cc: avalon@coombs.anu.edu.au, linux-kernel@vger.rutgers.edu,
linux-net@vger.rutgers.edu
In-Reply-To: <Pine.LNX.3.91.960408160007.1996B-100000@linux.cs.Helsinki.FI> from "Linus Torvalds" at Apr 8, 96 04:02:48 pm
In some mail from Linus Torvalds, sie said:
>
>
>
> On Mon, 8 Apr 1996, Darren Reed wrote:
> >
> > I've fired less than 1k of random IP packets at my Pentium-100 running
> > 1.3.84 and it has now frozen.
> >
> > No packet was more than 255 bytes long.
> >
> > I cannot switch consoles, it does not beep when I try.
> >
> > I can not ping it, there is nothing on the console to indicate any sort of
> > error.
> >
> > The cursor is still blinking, no drive lights are on.
> >
> > CTRL-ALT-DEL does not work.
>
> Try RightAlt + ScrollLock: it should print out a register dump, and if
> you do that multiple times you can look at the EIP values and try to get
> a feel for where it's looping.
>
> Of course, if it's looping with interrupts disabled, even this won't
> work, but it's worth checking out.
EIP: 0010:[<0014181e>] EFLAGS: 00000206
EAX: 00fe780c EBX: 00fe783c ECX: 00000020 EDX: 0000000c
ESI: 00000000 EDI: 0000000c EBP: 0000008b DS: 0018 ES: 0018 FS: 002b GS: 0018
EIP is the only one which appears to change, 001413ff, 001413e9, 001413eb,
00141393, ...
001412f0 T _ip_options_compile
00141938 T _ip_loopback
darren
