Using a 2.6.8-gentoo kernel - everything worked. With 2.6.9 or 2.6.10 (same kernel config) the machine seems to power off - waits 2 or 3 seconds and does then a restart. I have to hit the power off button to shut it down. I have ACPI enabled. There are no error messages in the log files. ? Reproducible: Always Steps to Reproduce: 1. Enter shutdown command 2. Laptop powers off 3. Automatically does a restart Actual Results: Laptop does not power down anymore - does a restart. Expected Results: Laptop should power down. Portage 2.0.51-r2 (default-x86-2004.2, gcc-3.4.2, glibc-2.3.4.20040808-r1, 2.6. 10-rc1 i686) ================================================================= System uname: 2.6.10-rc1 i686 Intel(R) Pentium(R) M processor 1500MHz Gentoo Base System version 1.4.16 Autoconf: sys-devel/autoconf-2.59-r5 Automake: sys-devel/automake-1.8.5-r1 Binutils: sys-devel/binutils-2.14.90.0.8-r1 Headers: sys-kernel/linux26-headers-2.6.8.1 Libtools: sys-devel/libtool-1.5.2-r5 ACCEPT_KEYWORDS="x86" AUTOCLEAN="yes" CFLAGS="-O3 -march=pentium-m -mtune=pentium-m -pipe -ftracer -fomit-frame- pointer" CHOST="i686-pc-linux-gnu" COMPILER="" CONFIG_PROTECT="/etc /usr/X11R6/lib/X11/xkb /usr/kde/2/share/config /usr/kde/3. 3/env /usr/kde/3.3/share/config /usr/kde/3.3/shutdown /usr/kde/3/share/config / usr/share/config /usr/share/texmf/dvipdfm/config/ /usr/share/texmf/dvips/config/ /usr/share/texmf/tex/generic/config/ /usr/share/texmf/tex/platex/config/ /usr/ share/texmf/xdvi/ /var/qmail/control" CONFIG_PROTECT_MASK="/etc/gconf /etc/terminfo /etc/env.d" CXXFLAGS="-O3 -march=pentium-m -mtune=pentium-m -pipe -ftracer -fomit-frame- pointer" DISTDIR="/usr/portage/distfiles" FEATURES="autoaddcvs ccache distlocks sandbox" GENTOO_MIRRORS="http://gentoo.osuosl.org http://distro.ibiblio.org/pub/Linux/ distributions/gentoo" MAKEOPTS="-j2" PKGDIR="/usr/portage/packages" PORTAGE_TMPDIR="/var/tmp" PORTDIR="/usr/portage" PORTDIR_OVERLAY="/usr/local/portage /usr/local/fluidportage/trunk" SYNC="rsync://rsync.gentoo.org/gentoo-portage" USE="X acpi alsa arts avi berkdb bitmap-fonts cdr crypt cups doc dvd encode esd ethereal f77 foomaticdb gdbm gif gpm imagemagick imap imlib java jpeg kde libg++ libwww mad mikmod mmx motif mpeg nas ncurses nls nptl oggvorbis opengl oss pam pdflib perlpng pnp postgres python qt quicktime readline samba sdl slang spell sse ssl svga tcltk tcpd tetex truetype usb wifi x86 xine xml2 xmms xosd xv zlib"
If it's reproducable on 2.6.10-rc1 then its an upstream bug. Could you please open a bug at http://bugzilla.kernel.org ?
*** Bug 72184 has been marked as a duplicate of this bug. ***
Patch has been merged upstream, will include it in next 2.6.9 release http://linux.bkbits.net:8080/linux-2.6/cset@1.1988.133.6
Fixed in gentoo-dev-sources-2.6.9-r9 please test.