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[Solved] GDM: X11 session instead of Wayland after login
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spica
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Joined: 04 Jun 2021
Posts: 285

PostPosted: Sat Dec 04, 2021 12:54 am    Post subject: [Solved] GDM: X11 session instead of Wayland after login Reply with quote

When I click on a gear in GDM, I see 4 options: "XSession", "GNOME", "GNOME Classic" and "Custom".
I select "GNOME" and I expect it will be Wayland session after login.
But after I logged in, I see it is X11 session.

No idea how to dig further :(

Code:
# emerge --info
Portage 3.0.28 (python 3.9.9-final-0, default/linux/amd64/17.1/desktop/gnome, gcc-11.2.0, glibc-2.33-r7, 5.10.76-gentoo-r1 x86_64)
=================================================================
System uname: Linux-5.10.76-gentoo-r1-x86_64-Intel-R-_Core-TM-_i7-7700HQ_CPU_@_2.80GHz-with-glibc2.33
KiB Mem:    32758872 total,  30347956 free
KiB Swap:          0 total,         0 free
Timestamp of repository gentoo: Fri, 03 Dec 2021 16:30:01 +0000
Head commit of repository gentoo: 4057b1d7add942eb4da35d7b4ff2695990068bac
sh bash 5.1_p8
ld GNU ld (Gentoo 2.37_p1 p0) 2.37
app-shells/bash:          5.1_p8::gentoo
dev-java/java-config:     2.3.1::gentoo
dev-lang/perl:            5.34.0-r3::gentoo
dev-lang/python:          3.9.9::gentoo, 3.10.0_p1::gentoo
dev-lang/rust-bin:        1.56.1::gentoo
dev-util/cmake:           3.20.5::gentoo
sys-apps/baselayout:      2.7-r3::gentoo
sys-apps/openrc:          0.44.9::gentoo
sys-apps/sandbox:         2.25::gentoo
sys-devel/autoconf:       2.13-r1::gentoo, 2.71-r1::gentoo
sys-devel/automake:       1.16.4::gentoo
sys-devel/binutils:       2.37_p1::gentoo
sys-devel/gcc:            11.2.0::gentoo
sys-devel/gcc-config:     2.4::gentoo
sys-devel/libtool:        2.4.6-r6::gentoo
sys-devel/make:           4.3::gentoo
sys-kernel/linux-headers: 5.10-r1::gentoo (virtual/os-headers)
sys-libs/glibc:           2.33-r7::gentoo
Repositories:

gentoo
    location: /var/db/repos/gentoo
    sync-type: rsync
    sync-uri: rsync://rsync.gentoo.org/gentoo-portage
    priority: -1000
    sync-rsync-verify-jobs: 1
    sync-rsync-extra-opts:
    sync-rsync-verify-metamanifest: yes
    sync-rsync-verify-max-age: 24

local
    location: /home/portage
    masters: gentoo

ACCEPT_KEYWORDS="amd64"
ACCEPT_LICENSE="@FREE"
CBUILD="x86_64-pc-linux-gnu"
CFLAGS="-march=native -O2 -pipe"
CHOST="x86_64-pc-linux-gnu"
CONFIG_PROTECT="/etc /usr/share/config /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="-march=native -O2 -pipe"
DISTDIR="/var/cache/distfiles"
ENV_UNSET="CARGO_HOME DBUS_SESSION_BUS_ADDRESS DISPLAY GOBIN GOPATH PERL5LIB PERL5OPT PERLPREFIX PERL_CORE PERL_MB_OPT PERL_MM_OPT XAUTHORITY XDG_CACHE_HOME XDG_CONFIG_HOME XDG_DATA_HOME XDG_RUNTIME_DIR"
FCFLAGS="-march=native -O2 -pipe"
FEATURES="assume-digests binpkg-docompress binpkg-dostrip binpkg-logs binpkg-multi-instance buildpkg config-protect-if-modified distlocks ebuild-locks fixlafiles ipc-sandbox merge-sync multilib-strict network-sandbox news parallel-fetch pid-sandbox preserve-libs protect-owned qa-unresolved-soname-deps sandbox sfperms strict unknown-features-warn unmerge-logs unmerge-orphans userfetch userpriv usersandbox usersync xattr"
FFLAGS="-march=native -O2 -pipe"
GENTOO_MIRRORS="https://mirror.netcologne.de/gentoo/"
INSTALL_MASK="/etc/sysctl.d/              /etc/systemd/              /lib/systemd/              -/lib/systemd/systemd-udevd              /usr/lib/sysctl.d/              /usr/lib/systemd/"
LANG="en_US.utf8"
LDFLAGS="-Wl,-O1 -Wl,--as-needed"
MAKEOPTS="-j8"
PKGDIR="/var/cache/binpkgs"
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 --exclude=/.git"
PORTAGE_TMPDIR="/var/tmp"
USE="X a52 aac acl acpi alsa amd64 bluetooth branding bzip2 cairo cdda cdr cli colord crypt cups dbus dri dts dvd dvdr eds elogind emboss encode evo exif flac fortran gdbm gif gnome gnome-keyring gnome-online-accounts gpm gstreamer gtk gui iconv icu introspection ipv6 jpeg lcms libglvnd libnotify libsecret libtirpc mad mng mp3 mp4 mpeg nautilus ncurses networkmanager nls nptl ogg opengl openmp pam pango pcre pdf png policykit ppds pulseaudio qt5 readline screencast sdl seccomp spell split-usr ssl startup-notification svg sysprof tiff tracker truetype udev udisks unicode upower usb vaapi vorbis wayland wxwidgets x264 xattr xcb xml xv xvid zlib" ABI_X86="64" ADA_TARGET="gnat_2020" 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="karbon sheets words" COLLECTD_PLUGINS="df interface irq load memory rrdtool swap syslog" CPU_FLAGS_X86="aes avx avx2 f16c fma3 mmx mmxext pclmul popcnt rdrand sse sse2 sse3 sse4_1 sse4_2 ssse3" ELIBC="glibc" GPSD_PROTOCOLS="ashtech aivdm earthmate evermore fv18 garmin garmintxt gpsclock greis isync itrax mtk3301 nmea ntrip navcom oceanserver oldstyle oncore rtcm104v2 rtcm104v3 sirf skytraq superstar2 timing tsip tripmate tnt ublox ubx" GRUB_PLATFORMS="efi-64" INPUT_DEVICES="libinput" KERNEL="linux" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" LIBREOFFICE_EXTENSIONS="presenter-console presenter-minimizer" LUA_SINGLE_TARGET="lua5-1" LUA_TARGETS="lua5-1" OFFICE_IMPLEMENTATION="libreoffice" PHP_TARGETS="php7-3 php7-4" POSTGRES_TARGETS="postgres12 postgres13" PYTHON_SINGLE_TARGET="python3_9" PYTHON_TARGETS="python3_9" QEMU_SOFTMMU_TARGETS="x86_64" QEMU_USER_TARGETS="x86_64" RUBY_TARGETS="ruby26 ruby27" USERLAND="GNU" VIDEO_CARDS="i965 intel modesetting" XTABLES_ADDONS="quota2 psd pknock lscan length2 ipv4options ipset ipp2p iface geoip fuzzy condition tee tarpit sysrq proto steal rawnat logmark ipmark dhcpmac delude chaos account"
Unset:  CC, CPPFLAGS, CTARGET, CXX, EMERGE_DEFAULT_OPTS, LC_ALL, LINGUAS, PORTAGE_BINHOST, PORTAGE_BUNZIP2_COMMAND, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS, RUSTFLAGS


Last edited by spica on Sun Dec 05, 2021 9:40 pm; edited 1 time in total
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spica
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Joined: 04 Jun 2021
Posts: 285

PostPosted: Sat Dec 04, 2021 2:10 pm    Post subject: Reply with quote

This is what I see in logs:
Quote:
# grep -iE 'gdm|gnome' /var/log/messages
Dec 4 16:02:56 ibm elogind-daemon[1840]: New session c1 of user gdm.
Dec 4 16:02:56 ibm gnome-session-binary[1935]: WARNING: Failed to upload environment to systemd: GDBus.Error:org.freedesktop.DBus.Error.NameHasNoOwner: Name "org.freedesktop.systemd1" does not exist
Dec 4 16:02:57 ibm gnome-session-binary[1935]: WARNING: App 'org.gnome.Shell.desktop' exited with code 1
Dec 4 16:02:57 ibm gdm[1826]: Gdm: GdmDisplay: Session never registered, failing
Dec 4 16:02:57 ibm gdm-launch-environment][1910]: GLib-GObject: g_object_unref: assertion 'G_IS_OBJECT (object)' failed
Dec 4 16:02:57 ibm gdm[1826]: Gdm: Child process -1914 was already dead.
Dec 4 16:02:57 ibm gdm[1826]: Gdm: GdmDisplay: Session never registered, failing
Dec 4 16:02:57 ibm gdm[1826]: Gdm: Child process -1914 was already dead.
Dec 4 16:02:57 ibm elogind-daemon[1840]: New session c2 of user gdm.
Dec 4 16:02:57 ibm gnome-session-binary[1974]: WARNING: Failed to upload environment to systemd: GDBus.Error:org.freedesktop.DBus.Error.NameHasNoOwner: Name "org.freedesktop.systemd1" does not exist
Dec 4 16:03:10 ibm gdm-password][2453]: gkr-pam: unable to locate daemon control file
Dec 4 16:03:10 ibm gdm-password][2453]: gkr-pam: stashed password to try later in open session
Dec 4 16:03:10 ibm gdm-password][2453]: pam_unix(gdm-password:session): session opened for user green(uid=1000) by (uid=0)
Dec 4 16:03:10 ibm gdm-password][2453]: gkr-pam: gnome-keyring-daemon started properly and unlocked keyring
Dec 4 16:03:11 ibm gnome-session-binary[2570]: WARNING: Failed to upload environment to systemd: GDBus.Error:org.freedesktop.DBus.Error.NameHasNoOwner: Name "org.freedesktop.systemd1" does not exist
Dec 4 16:03:12 ibm NetworkManager[1839]: <info> [1638626592.7734] agent-manager: agent[5019c4c0986311ce,:1.61/org.gnome.Shell.NetworkAgent/1000]: agent registered
Dec 4 16:03:14 ibm gnome-session-binary[1974]: WARNING: Lost name on bus: org.gnome.SessionManager
Dec 4 16:03:15 ibm gdm-launch-environment][1951]: GLib-GObject: g_object_unref: assertion 'G_IS_OBJECT (object)' failed
Dec 4 16:03:15 ibm gdm[1826]: Gdm: Child process -1954 was already dead.
"org.freedesktop.systemd1" does not exist – this looks suspicious, maybe, need to try switching to systemd?
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spica
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PostPosted: Sun Dec 05, 2021 9:39 pm    Post subject: Reply with quote

It was because gnome was unable to resolve user by pid, i.e. /proc mounted with hidepid=2
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