Also tracking in: https://errors.ubuntu.com/problem/12f1d97cf7a8838894fd1cb2487acfdda0fb2bad
** Description changed: + https://errors.ubuntu.com/problem/12f1d97cf7a8838894fd1cb2487acfdda0fb2bad + + --- + NOTE: I didn't get a new bug ID after running ubuntu-bug. I did get a web link which is what I used to submit this bug. (1) lsb_release-rd output ============================== Description: Ubuntu 18.04 LTS Release: 18.04 (2) apt-cache-policy output ==============================gdm3: - Installed: 3.28.0-0ubuntu1 - Candidate: 3.28.0-0ubuntu1 - Version table: - *** 3.28.0-0ubuntu1 500 - 500 http://us.archive.ubuntu.com/ubuntu bionic/main amd64 Packages - 100 /var/lib/dpkg/status + Installed: 3.28.0-0ubuntu1 + Candidate: 3.28.0-0ubuntu1 + Version table: + *** 3.28.0-0ubuntu1 500 + 500 http://us.archive.ubuntu.com/ubuntu bionic/main amd64 Packages + 100 /var/lib/dpkg/status (3) I expected to be able login using X (4) What happened: Looking in syslog, I see the following message: May 22 16:47:33 Paradise kernel: [ 5793.249149] gdm-simple-choo[25864]: segfault at 1 ip 00007fb0267de4b9 sp 00007fff46d5e0d0 error 6 in libX11.so.6.3.0[7fb0267b6000+134000] ProblemType: Crash DistroRelease: Ubuntu 18.04 Package: gdm3 3.28.0-0ubuntu1 ProcVersionSignature: Ubuntu 4.15.0-22.24-generic 4.15.17 Uname: Linux 4.15.0-22-generic x86_64 ApportVersion: 2.20.9-0ubuntu7 Architecture: amd64 CurrentDesktop: GNOME-Greeter:GNOME Date: Thu May 24 08:01:56 2018 ExecutablePath: /usr/lib/gdm3/gdm-simple-chooser ProcCmdline: /usr/lib/gdm3/gdm-simple-chooser ProcEnviron: - SHELL=/bin/false - PATH=(custom, no user) - LANG=en_US.UTF-8 - XDG_RUNTIME_DIR=<set> + SHELL=/bin/false + PATH=(custom, no user) + LANG=en_US.UTF-8 + XDG_RUNTIME_DIR=<set> SegvAnalysis: - Segfault happened at: 0x7fd36a0c314e <_XInternAtom+558>: mov %rdx,(%rax) - PC (0x7fd36a0c314e) ok - source "%rdx" ok - destination "(%rax)" (0x00000001) not located in a known VMA region (needed writable region)! + Segfault happened at: 0x7fd36a0c314e <_XInternAtom+558>: mov %rdx,(%rax) + PC (0x7fd36a0c314e) ok + source "%rdx" ok + destination "(%rax)" (0x00000001) not located in a known VMA region (needed writable region)! SegvReason: writing NULL VMA Signal: 11 SourcePackage: gdm3 StacktraceTop: - _XInternAtom (dpy=dpy@entry=0x55b606b768e0, name=name@entry=0x55b604f8611b "AT_SPI_IOR", onlyIfExists=onlyIfExists@entry=0, psig=psig@entry=0x7ffdb56073b8, pidx=pidx@entry=0x7ffdb56073b0, pn=pn@entry=0x7ffdb56073b4) at IntAtom.c:76 - XInternAtom (dpy=0x55b606b768e0, name=0x55b604f8611b "AT_SPI_IOR", onlyIfExists=0) at IntAtom.c:175 - () - __libc_start_main (main=0x55b604f81d30, argc=1, argv=0x7ffdb5607578, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffdb5607568) at ../csu/libc-start.c:310 - () + _XInternAtom (dpy=dpy@entry=0x55b606b768e0, name=name@entry=0x55b604f8611b "AT_SPI_IOR", onlyIfExists=onlyIfExists@entry=0, psig=psig@entry=0x7ffdb56073b8, pidx=pidx@entry=0x7ffdb56073b0, pn=pn@entry=0x7ffdb56073b4) at IntAtom.c:76 + XInternAtom (dpy=0x55b606b768e0, name=0x55b604f8611b "AT_SPI_IOR", onlyIfExists=0) at IntAtom.c:175 + () + __libc_start_main (main=0x55b604f81d30, argc=1, argv=0x7ffdb5607578, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffdb5607568) at ../csu/libc-start.c:310 + () Title: gdm-simple-chooser crashed with SIGSEGV in _XInternAtom() UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: - + mtime.conffile..etc.gdm3.custom.conf: 2018-05-22T15:03:52.418178 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1773159 Title: gdm-simple-chooser crashed with SIGSEGV in _XInternAtom() from assistive_registry_start() from load_a11y() To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gdm3/+bug/1773159/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs