Subject: kern/2819: NetBSD 1.2 panic: m_copym
To: None <>
From: None <>
List: netbsd-bugs
Date: 10/08/1996 15:20:13
>Number:         2819
>Category:       kern
>Synopsis:       kernel panic on traceroute with strange packet size
>Confidential:   no
>Severity:       serious
>Priority:       high
>Responsible:    kern-bug-people (Kernel Bug People)
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Tue Oct  8 06:35:01 1996
>Originator:     Felix A. Croes
>Release:        1.2
	NetBSD 1.2 i386, 486DX40, 20Mb of memory
	kernel compiled with gcc -O2 -fomit-frame-pointer
	Internet link through PPP 28k8, ordinary packet size 1500
System: NetBSD dworkin 1.2 NetBSD 1.2 (DWORKIN) #2: Sun Oct 6 19:55:17 MET DST 1996 felix@dworkin:/usr/src/sys/arch/i386/compile/DWORKIN i386

	Specifying a strange packet size will crash the kernel with
	panic: m_copym

	traceroute somehost 2023