root@ron-desktop:~# sudo ls /tmp/* /tmp/hsperfdata_root: /tmp/kde-ron: closeditems khtmlcachej28543.tmp khtmlcacher28543.tmp khtmlcacheE28543.tmp khtmlcachek28543.tmp khtmlcacheS28543.tmp khtmlcacheg28543.tmp khtmlcacheL28543.tmp khtmlcacheY28543.tmp khtmlcacheh28543.tmp khtmlcachem28543.tmp xauth-1000-_0 khtmlcacheH28543.tmp khtmlcacheN28543.tmp /tmp/keyring-sB6fVK: control pkcs11 ssh /tmp/ksocket-ron: kdeinit4__0 kio_http_cache_cleaner klauncherT28552.slave-socket /tmp/libgksu-5fM6Vm: /tmp/orbit-gdm: linc-5f5-0-782f4e4383da5 /tmp/orbit-ron: bonobo-activation-register-191709cfac66c85199eb9b924c3f7ad8.lock bonobo-activation-server-191709cfac66c85199eb9b924c3f7ad8-ior linc-3730-0-455553dc5b6f4 linc-378f-0-6616df1fe0ec0 linc-4aa-0-546b37bd463f1 linc-65c8-0-770efc50b21bd linc-6775-0-7df411ff298f1 linc-70a3-0-87a7cb1919a1 linc-73d4-0-103cacdc3640d linc-75b9-0-6e167ac08602f linc-77e9-0-1c61fab73705c linc-794c-0-4c6dd68512408 linc-795a-0-1830e9e49a1c7 linc-828-0-694b32b1241e2 linc-853-0-562f81651f1c2 linc-854-0-63a76c9b413 linc-85b-0-3fc716539e579 linc-867-0-1e3014fd63ccb linc-869-0-4eef8ad2c650f linc-86d-0-5b27614b29a34 linc-872-0-4f282383e4d17 linc-877-0-4e714c4e431c linc-878-0-7f9b8cd15d8ff linc-88e-0-1dbd099d3b421 linc-898-0-f17e43a19a84 linc-8a1-0-2be7eebe22d2b linc-8a2-0-6a40328123348 linc-8bb-0-165d78327b716 linc-8c7-0-359992114a03e linc-8c8-0-b95cf574cee8 linc-8ca-0-5962d2e151434 linc-8d4-0-48f3c6d2aa4f2 linc-8d9-0-69bfbcc295da linc-8dc-0-5d55d2149194 linc-9bd-0-13f01271a69b linc-9bd-0-1979ed3295daf linc-9bd-0-7c4726cb283d6 linc-9bd-0-8c4448b6429b linc-c29-0-663182e3c071d /tmp/pulse-3ujsofUsiytw: native pid /tmp/pulse-PKdhtXMmr18n: /tmp/ssh-bdMity2088: agent.2088 /tmp/virtual-ron.0CQbXV: root@ron-desktop:~# ron@ron-desktop:~$ sudo bash [sudo] password for ron: root@ron-desktop:~# umount modem-manager umount: modem-manager: not found root@ron-desktop:~# sudo umount modem-manager umount: modem-manager: not found root@ron-desktop:~# Gobi Gobi: command not found root@ron-desktop:~# sudo umount Gobi umount: Gobi: not found root@ron-desktop:~# dialout dialout: command not found root@ron-desktop:~# sudo umount dialout umount: dialout: not found root@ron-desktop:~# list dialou No command 'list' found, did you mean: Command 'dist' from package 'nmh' (universe) Command 'slist' from package 'ncpfs' (universe) Command 'klist' from package 'heimdal-clients' (universe) Command 'klist' from package 'krb5-user' (main) Command 'listg' from package 'nauty' (multiverse) Command 'hist' from package 'loki' (universe) Command 'flist' from package 'nmh' (universe) Command 'last' from package 'sysvinit-utils' (main) Command 'gist' from package 'yorick' (universe) Command 'bist' from package 'bist' (universe) list: command not found root@ron-desktop:~# find dialout find: `dialout': No such file or directory root@ron-desktop:~# /etc/init.d/haldaemon stop bash: /etc/init.d/haldaemon: No such file or directory root@ron-desktop:~# pkill hald root@ron-desktop:~# /usr/sbin/hald root@ron-desktop:~# daemon=no --verbose=yes --verbose=yes: command not found root@ron-desktop:~# sudo daemon=no --verbose=yes sudo: invalid option -- '-' usage: sudo -h | -K | -k | -L | -V usage: sudo -v [-AknS] [-p prompt] usage: sudo -l[l] [-AknS] [-g groupname|#gid] [-p prompt] [-U username] [-u username|#uid] [-g groupname|#gid] [command] usage: sudo [-AbEHknPS] [-C fd] [-g groupname|#gid] [-p prompt] [-u username|#uid] [-g groupname|#gid] [VAR=value] [-i|-s] [] usage: sudo -e [-AknS] [-C fd] [-g groupname|#gid] [-p prompt] [-u username|#uid] file ... root@ron-desktop:~# gdb /usr/sbin/hald GNU gdb (GDB) 7.1-ubuntu Copyright (C) 2010 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Type "show copying" and "show warranty" for details. This GDB was configured as "i686-linux-gnu". For bug reporting instructions, please see: ... Reading symbols from /usr/sbin/hald...(no debugging symbols found)...done. (gdb) (gdb) run --daemon=no --verbose=yes Starting program: /usr/sbin/hald --daemon=no --verbose=yes [Thread debugging using libthread_db enabled] 18:27:43.415 [I] hald.c:673: hal 0.5.14 18:27:43.416 [I] hald.c:674: using child timeout 250s 18:27:43.416 [I] hald.c:739: Will not daemonize 18:27:43.416 [I] hald_dbus.c:5444: local server is listening at unix:abstract=/var/run/hald/dbus-hTxtUEzmTL,guid=00b843b1b241d4cc92bd44ef4c3fb58f 18:27:43.423 [I] hald_runner.c:304: Runner has pid 31392 Runner started - allowed paths are '/usr/lib/hal:/usr/lib/hal/scripts:/usr/bin' [New Thread 0xb7fdeb70 (LWP 31393)] 18:27:43.428 [I] hald_runner.c:184: runner connection is 0x80ac820 18:27:43.446 [I] mmap_cache.c:278: cache mtime is 1279235960 Error binding udev_event socket: Address already in use [Thread 0xb7fdeb70 (LWP 31393) exited] Program exited with code 01. (gdb) (gdb) bit Undefined command: "bit". Try "help". (gdb) sudo bt Undefined command: "sudo". Try "help". (gdb) bt No stack. (gdb) lshal Undefined command: "lshal". Try "help". (gdb) sudo lshal On Thu, Jul 15, 2010 at 5:16 PM, Ronshua