lightdm crashed with SIGSEGV

[Rogério Theodoro de Brito]

I just got this segfault after pressing Ctrl-Alt-F1 and switching to single user mode with "init 1".

ProblemType: Crash
DistroRelease: Ubuntu 17.04
Package: lightdm 1.22.0-0ubuntu2
Uname: Linux 4.11.0-041100rc5-generic x86_64
ApportVersion: 2.20.4-0ubuntu3
Architecture: amd64
Date: Mon Apr 10 22:25:34 2017
ExecutablePath: /usr/sbin/lightdm
InstallationDate: Installed on 2015-11-23 (504 days ago)
InstallationMedia: Ubuntu-MATE 15.10 "Wily Werewolf" - Release amd64 (20151021)
LightdmConfig:
 [Seat:*]
 autologin-guest=false
 autologin-user=teste
 autologin-user-timeout=0
ProcCmdline: lightdm --session-child 13 16
ProcEnviron:
 LANG=pt_BR.UTF-8
 LANGUAGE=pt_BR:
 PATH=(custom, no user)
SegvAnalysis:
 Segfault happened at: 0x7fbee2958f29: mov 0x8(%rax),%r12
 PC (0x7fbee2958f29) ok
 source "0x8(%rax)" (0x7fbee2b42a40) not located in a known VMA region (needed readable region)!
 destination "%r12" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: lightdm
StacktraceTop:
 ?? () from /lib64/ld-linux-x86-64.so.2
 ?? () from /lib64/ld-linux-x86-64.so.2
 ?? () from /lib64/ld-linux-x86-64.so.2
 ?? () from /lib64/ld-linux-x86-64.so.2
 ?? () from /lib64/ld-linux-x86-64.so.2
Title: lightdm crashed with SIGSEGV
UpgradeStatus: Upgraded to zesty on 2017-03-25 (16 days ago)
UserGroups:

upstart.lightdm.override: manual

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make this software better. This particular crash has already been reported and is a duplicate of bug #1675141, so is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Please continue to report any other bugs you may find.