please note, it only appears in ~sys-apps/util-linux-2.12r a patch has been applied to sys-apps/util-linux-2.12r-r1 and I advise this is marked stable - I spent > 5 hours trying to figure this out :) CFLAGS="-march=nocona -O2 -pipe -fforce-addr -ftracer -fomit-frame-pointer" results in # fdisk -l Unable to seek on /dev/sda CFLAGS="-march=nocona -O2 -pipe -fforce-addr -ftracer -fomit-frame-pointer" results in working fdisk # emerge info Portage 2.0.51.22-r3 (hardened/x86/2.6, gcc-3.3.6, glibc-2.3.5-r2, 2.6.14-hardened-r1 i686) ================================================================= System uname: 2.6.14-hardened-r1 i686 Intel(R) Xeon(TM) CPU 3.00GHz Gentoo Base System version 1.6.13 ccache version 2.3 [disabled] dev-lang/python: 2.3.5-r2, 2.4.2 sys-apps/sandbox: 1.2.12 sys-devel/autoconf: 2.13, 2.59-r6 sys-devel/automake: 1.4_p6, 1.5, 1.6.3, 1.7.9-r1, 1.8.5-r3, 1.9.6-r1 sys-devel/binutils: 2.16.1 sys-devel/libtool: 1.5.20 virtual/os-headers: 2.6.11-r2 ACCEPT_KEYWORDS="x86" AUTOCLEAN="yes" CBUILD="i686-pc-linux-gnu" CFLAGS="-march=nocona -O2 -pipe -fforce-addr -ftracer -fomit-frame-pointer" CHOST="i686-pc-linux-gnu" CONFIG_PROTECT="/etc /usr/kde/2/share/config /usr/kde/3/share/config /usr/share/config /var/bind /var/qmail/control" CONFIG_PROTECT_MASK="/etc/gconf /etc/terminfo /etc/env.d" CXXFLAGS="-march=nocona -O2 -pipe -fforce-addr -ftracer -fomit-frame-pointer" DISTDIR="/usr/portage/distfiles" FEATURES="autoconfig distlocks sandbox sfperms strict" GENTOO_MIRRORS="http://distfiles.gentoo.org http://distro.ibiblio.org/pub/Linux/distributions/gentoo" MAKEOPTS="-j4" PKGDIR="/usr/portage//packages/x86/" PORTAGE_TMPDIR="/var/tmp" PORTDIR="/usr/portage/" SYNC="rsync://rsync.gentoo.org/gentoo-portage" USE="apache2 bash-completion berkdb bzip2 crypt dlloader expat gd gdbm gpm hardened idn jpeg mysql ncurses nls odbc pam pcre perl php pic png python readline snmp ssl tcpd truetype udev userlocales vhosts x86 xml2 zlib userland_GNU kernel_linux elibc_glibc" Unset: ASFLAGS, CTARGET, LANG, LC_ALL, LDFLAGS, LINGUAS, PO Reproducible: Always Steps to Reproduce: 1. 2. 3.
Thanks, stable on x86