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Bug 546362 - x11-drivers/xf86-video-virtualbox-4.3.18 hardened, regression: module failed to load, undefined symbol vgaHWFreeHWRec
Summary: x11-drivers/xf86-video-virtualbox-4.3.18 hardened, regression: module failed ...
Status: RESOLVED FIXED
Alias: None
Product: Gentoo Linux
Classification: Unclassified
Component: Hardened (show other bugs)
Hardware: AMD64 Linux
: Normal normal (vote)
Assignee: The Gentoo Linux Hardened Team
URL:
Whiteboard:
Keywords:
: 494478 552516 (view as bug list)
Depends on:
Blocks:
 
Reported: 2015-04-12 13:43 UTC by Dmitry
Modified: 2015-10-22 02:14 UTC (History)
5 users (show)

See Also:
Package list:
Runtime testing required: ---


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Description Dmitry 2015-04-12 13:43:28 UTC
After successful compiling of xf86-video-virtualbox-4.3.18 module, it cannot be loaded by xorg-server-1.16.4 on hardened system. xf86-video-virtualbox-4.3.26 also have this problem.

/var/log/Xorg.0.log:
Failed to load /usr/lib64/xorg/modules/drivers/vboxvideo_drv.so: /usr/lib64/xorg/modules/drivers/vboxvideo_drv.so: undefined symbol: vgaHWFreeHWRec

Bug is looks similar to https://bugs.launchpad.net/ubuntu/+source/virtualbox/+bug/1280292

Old package x11-drivers/xf86-video-virtualbox-4.2.* worked for me, but it is not in portage tree anymore.
Comment 1 abandoned account 2015-04-15 22:35:37 UTC
workaround, for me, was:

0. assumed prerequisite: all deps for it were installed already, ie.:
# time emerge -avo x11-drivers/xf86-video-virtualbox
-o aka --onlydeps

1. switch gcc to vanilla 4.9.2  (see gcc-config -l )
2. ensure -Wstack-protector is NOT in CFLAGS in /etc/portage/make.conf  or else this error happens:

/var/tmp/portage/x11-drivers/xf86-video-virtualbox-4.3.26/work/VirtualBox-4.3.26/src/VBox/Runtime/common/checksum/RTSha1Digest.cpp: In function 'int RTSha1DigestFromFile(const char*, char**, PFNRTPROGRESS, void*)':
/var/tmp/portage/x11-drivers/xf86-video-virtualbox-4.3.26/work/VirtualBox-4.3.26/src/VBox/Runtime/common/checksum/RTSha1Digest.cpp:105:15: error: stack protector not protecting local variables: variable length buffer [-Werror=stack-protector]
 RTR3DECL(int) RTSha1DigestFromFile(const char *pszFile, char **ppszDigest, PFNR
               ^
cc1plus: all warnings being treated as errors
kmk: *** [/var/tmp/portage/x11-drivers/xf86-video-virtualbox-4.3.26/work/VirtualBox-4.3.26/out/linux.amd64/release/obj/RuntimeGuestR3/common/checksum/RTSha1Digest.o] Error 1
kmk: *** Waiting for unfinished jobs....

3. compile without ccache, like so:
# time FEATURES="-ccache" emerge -av '>=x11-drivers/xf86-video-virtualbox-4.3.20'

or else this error happens:
"error: code model kernel does not support PIC mode"

4. restore -Wstack-protector in make.conf CFLAGS 
5. restore gcc back to hardened 4.9.2
6. startx
(tested as such; worked for me)
Comment 2 abandoned account disabled email 2015-08-25 18:22:45 UTC
Making a note that
FEATURES="-ccache"
and
CCACHE_DISABLE=1
are equivalent(kinda), at least in this context.


With all the below gccs, except vanilla:
 [6] x86_64-pc-linux-gnu-5.2.0 *
 [7] x86_64-pc-linux-gnu-5.2.0-hardenednopie
 [8] x86_64-pc-linux-gnu-5.2.0-hardenednopiessp
 [9] x86_64-pc-linux-gnu-5.2.0-hardenednossp
 [10] x86_64-pc-linux-gnu-5.2.0-vanilla

getting this error in /var/log/Xorg.0.log when startx:
[ 38606.471] (EE) Failed to load /usr/lib64/xorg/modules/drivers/vboxvideo_drv.so: /usr/lib64/xorg/modules/drivers/vboxvideo_drv.so: undefined symbol: vgaHWFreeHWRec

Example: 
# gcc-config 6
# hash -r && env-update && source /etc/profile && source ~/.bash_profile
# time CCACHE_DISABLE=1 emerge -v x11-drivers/xf86-video-virtualbox
compiles ok,
$ startx
fails with that vgaHWFreeHWRec error.

startx success happens only with vanilla gcc (gcc-config 10) - tested all other gcc variants from above.
Comment 3 Magnus Granberg gentoo-dev 2015-08-25 19:30:27 UTC
emerge --info thanks
Comment 4 abandoned account disabled email 2015-08-25 19:35:01 UTC
# emerge --info x11-drivers/xf86-video-virtualbox
Portage 2.2.20.1 (python 3.4.3-final-0, hardened/linux/amd64/no-multilib, gcc-5.2.0, glibc-2.21-r1, 4.1.6-hardened-g45b4b78 x86_64)
=================================================================
                         System Settings
=================================================================
System uname: Linux-4.1.6-hardened-g45b4b78-x86_64-AMD_A6-3400M_APU_with_Radeon-tm-_HD_Graphics-with-gentoo-2.2
KiB Mem:    10223444 total,   1653280 free
KiB Swap:          0 total,         0 free
Timestamp of repository gentoo: Tue, 25 Aug 2015 00:45:01 +0000
sh bash 4.3_p42
ld GNU ld (Gentoo 2.25.1 p1.0) 2.25.1
ccache version 3.2.3 [enabled]
app-shells/bash:          4.3_p42::gentoo
dev-lang/perl:            5.22.0::gentoo
dev-lang/python:          2.7.10::gentoo, 3.4.3::gentoo
dev-util/ccache:          3.2.3::gentoo
dev-util/cmake:           3.3.1-r1::gentoo
dev-util/pkgconfig:       0.28-r3::gentoo
sys-apps/baselayout:      2.2::gentoo
sys-apps/openrc:          0.17::gentoo
sys-apps/sandbox:         2.6-r1::gentoo
sys-devel/autoconf:       2.13::gentoo, 2.69-r1::gentoo
sys-devel/automake:       1.13.4::gentoo, 1.14.1::gentoo, 1.15::gentoo
sys-devel/binutils:       2.25.1::gentoo
sys-devel/gcc:            4.8.5::gentoo, 5.2.0::gentoo
sys-devel/gcc-config:     1.8::gentoo
sys-devel/libtool:        2.4.6-r1::gentoo
sys-devel/make:           4.1-r1::gentoo
sys-kernel/linux-headers: 4.1::gentoo (virtual/os-headers)
sys-libs/glibc:           2.21-r1::gentoo
Repositories:

gentoo
    location: /usr/portage
    priority: -1000

ACCEPT_KEYWORDS="amd64 ~amd64"
ACCEPT_LICENSE="@FREE"
CBUILD="x86_64-pc-linux-gnu"
CFLAGS="-O2 -pipe -march=native -ggdb -fvar-tracking-assignments -fno-omit-frame-pointer -ftrack-macro-expansion=2 -fstack-protector-all"
CHOST="x86_64-pc-linux-gnu"
CONFIG_PROTECT="/etc /usr/share/gnupg/qualified.txt"
CONFIG_PROTECT_MASK="/etc/ca-certificates.conf /etc/dconf /etc/env.d /etc/fonts/fonts.conf /etc/gconf /etc/gentoo-release /etc/revdep-rebuild /etc/sandbox.d /etc/terminfo"
CXXFLAGS="-O2 -pipe -march=native -ggdb -fvar-tracking-assignments -fno-omit-frame-pointer -ftrack-macro-expansion=2 -fstack-protector-all"
DISTDIR="/usr/portage/distfiles"
FCFLAGS="-O2 -pipe"
FEATURES="assume-digests binpkg-logs ccache cgroup collision-protect config-protect-if-modified distlocks downgrade-backup ebuild-locks fakeroot fixlafiles force-mirror installsources ipc-sandbox merge-sync multilib-strict network-sandbox news nostrip parallel-fetch parallel-install prelink-checksums preserve-libs sandbox sfperms split-elog split-log strict unknown-features-warn unmerge-backup unmerge-logs userfetch userpriv usersandbox webrsync-gpg"
FFLAGS="-O2 -pipe"
GENTOO_MIRRORS="http://ftp.romnet.org/gentoo/ http://tux.rainside.sk/gentoo/ http://de-mirror.org/gentoo/ http://gd.tuwien.ac.at/opsys/linux/gentoo/ http://www.las.ic.unicamp.br/pub/gentoo/"
INSTALL_MASK="/lib/systemd /lib32/systemd /lib64/systemd /usr/lib/systemd /usr/lib32/systemd /usr/lib64/systemd /etc/systemd"
LANG="en_US.utf8"
LDFLAGS="-Wl,-O1 -Wl,--as-needed"
MAKEOPTS="-j4"
PKGDIR="/usr/portage/packages"
PORTAGE_CONFIGROOT="/"
PORTAGE_RSYNC_OPTS="--recursive --links --safe-links --perms --times --omit-dir-times --compress --force --whole-file --delete --stats --human-readable --timeout=180 --exclude=/distfiles --exclude=/local --exclude=/packages"
PORTAGE_TMPDIR="/var/tmp"
USE="3dnow 3dnowext X acl amd64 berkdb bindist btrfs bzip2 cli consolekit cracklib crypt cryptsetup cscope cxx dbus device-mapper dri egl extensions gdbm git gpg gpm gtk3 hardened iconv jpeg justify lock mmx mmxext modules mosh-hardening ncurses nptl openmp pam pax_kernel pcre pie policykit pulseaudio qt4 readline seccomp session sse sse2 sse3 ssl ssp startup-notification strong-security system-icu system-jpeg system-libvpx system-sqlite urandom xattr xcomposite xtpax zlib" ABI_X86="64" ALSA_CARDS="ali5451 als4000 atiixp atiixp-modem bt87x ca0106 cmipci emu10k1x ens1370 ens1371 es1938 es1968 fm801 hda-intel intel8x0 intel8x0m maestro3 trident usb-audio via82xx via82xx-modem ymfpci" APACHE2_MODULES="authn_core authz_core socache_shmcb unixd actions alias auth_basic authn_alias authn_anon authn_dbm authn_default authn_file authz_dbm authz_default authz_groupfile authz_host authz_owner authz_user autoindex cache cgi cgid dav dav_fs dav_lock deflate dir disk_cache env expires ext_filter file_cache filter headers include info log_config logio mem_cache mime mime_magic negotiation rewrite setenvif speling status unique_id userdir usertrack vhost_alias" CALLIGRA_FEATURES="kexi words flow plan sheets stage tables krita karbon braindump author" CAMERAS="ptp2" COLLECTD_PLUGINS="df interface irq load memory rrdtool swap syslog" CPU_FLAGS_X86="3dnow 3dnowext mmx mmxext sse sse2 sse3" ELIBC="glibc" GPSD_PROTOCOLS="ashtech aivdm earthmate evermore fv18 garmin garmintxt gpsclock itrax mtk3301 nmea ntrip navcom oceanserver oldstyle oncore rtcm104v2 rtcm104v3 sirf superstar2 timing tsip tripmate tnt ublox ubx" GRUB_PLATFORMS="pc" INPUT_DEVICES="keyboard virtualbox evdev" KERNEL="linux" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" LIBREOFFICE_EXTENSIONS="presenter-console presenter-minimizer" OFFICE_IMPLEMENTATION="libreoffice" PHP_TARGETS="php5-5" PYTHON_SINGLE_TARGET="python2_7" PYTHON_TARGETS="python2_7 python3_4" RUBY_TARGETS="ruby19 ruby20" USERLAND="GNU" VIDEO_CARDS="virtualbox" XFCE_PLUGINS="brightness clock trash battery power" XTABLES_ADDONS="quota2 psd pknock lscan length2 ipv4options ipset ipp2p iface geoip fuzzy condition tee tarpit sysrq steal rawnat logmark ipmark dhcpmac delude chaos account"
USE_PYTHON="2.7"
Unset:  CC, CPPFLAGS, CTARGET, CXX, EMERGE_DEFAULT_OPTS, LC_ALL, PORTAGE_BUNZIP2_COMMAND, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS

=================================================================
                        Package Settings
=================================================================

x11-drivers/xf86-video-virtualbox-5.0.2::gentoo was built with the following:
USE="dri" PYTHON_TARGETS="python2_7"
Comment 5 Rick Farina (Zero_Chaos) gentoo-dev 2015-10-19 16:08:00 UTC
replacing the old lazy patch with this line fixes the issue:

sed -i '/^TEMPLATE_VBOXR3EXE_LDFLAGS.linux/s/$/ -Wl,-z,lazy/' Config.kmk

Because the package builds and fails at runtime I'd like to revbump the package and fix all versions.

Please ACK
Comment 6 Rick Farina (Zero_Chaos) gentoo-dev 2015-10-20 17:29:54 UTC
<@Poly-C_atwork> Zero_Chaos: Feel free to commit the change to xf86-video-virtualbox

done, please use -r1 or greater and reopen if this doesn't fix the issue. (it does for me)

version bump was required since hardened users would already have this successfully built but in a non-working state.
Comment 7 Rick Farina (Zero_Chaos) gentoo-dev 2015-10-22 02:11:25 UTC
*** Bug 552516 has been marked as a duplicate of this bug. ***
Comment 8 Rick Farina (Zero_Chaos) gentoo-dev 2015-10-22 02:14:19 UTC
*** Bug 494478 has been marked as a duplicate of this bug. ***