1#!/bin/sh - 2# 3# Copyright 2004 John-Mark Gurney 4# All rights reserved. 5# 6# Redistribution and use in source and binary forms, with or without 7# modification, are permitted provided that the following conditions 8# are met: 9# 1. Redistributions of source code must retain the above copyright 10# notice, this list of conditions and the following disclaimer. 11# 2. Redistributions in binary form must reproduce the above copyright 12# notice, this list of conditions and the following disclaimer in the 13# documentation and/or other materials provided with the distribution. 14# 15# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25# SUCH DAMAGE. 26# 27# $FreeBSD$ 28 29crashpath="/var/crash" 30kld_debpy="kld_deb.py" 31 32if [ x"$1" = x"-?" -o x"$1" = x"-h" ]; then 33 echo "Usage: $0 <corenum> [ <gdbcmdfile> [ <modulepaths> ] ]" 34 echo "" 35 echo "Path for crash dumps: $crashpath" 36 exit 1 37fi 38 39if [ x"$1" = x"" ]; then 40 echo "Need core number." 41 exit 1 42fi 43corenum="$1" 44shift 45 46cmd_file="" 47if [ x"$2" != x"" ]; then 48 cmd_file="-x $2" 49 shift 50fi 51 52core="$crashpath/vmcore.$corenum" 53info="$crashpath/info.$corenum" 54 55#Get the kernel source compile dir from the info file 56kernsrc="`awk 'i == 1 { split($0, a, ":"); print a[2]; i = 0 } $1 == "Versionstring:" { i = 1 }' < "$info"`" 57 58tmpfile="/tmp/kgdb.asf.$$" 59# -mapped (broken?) 60# -x command_file 61echo "Kernel Source: $kernsrc" 62echo "Getting KLD information and locations..." 63python $kld_debpy "$kernsrc" "$core" $@ > "$tmpfile" && 64echo "Please run the following command to load module symbols:" 65echo "source $tmpfile" 66(cd "$kernsrc"; kgdb "$kernsrc/kernel.debug" "$core") 67rm "$tmpfile" 68