*** This bug is a duplicate of bug 1675141 ***
https://bugs.launchpad.net/bugs/1675141
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.
** Attachment removed: "CoreDump.gz"
https://bugs.launchpad.net/bugs/1681616/+attachment/4859947/+files/CoreDump.gz
** Attachment removed: "Disassembly.txt"
https://bugs.launchpad.net/bugs/1681616/+attachment/4859949/+files/Disassembly.txt
** Attachment removed: "ProcMaps.txt"
https://bugs.launchpad.net/bugs/1681616/+attachment/4859955/+files/ProcMaps.txt
** Attachment removed: "ProcStatus.txt"
https://bugs.launchpad.net/bugs/1681616/+attachment/4859956/+files/ProcStatus.txt
** Attachment removed: "Registers.txt"
https://bugs.launchpad.net/bugs/1681616/+attachment/4859957/+files/Registers.txt
** Attachment removed: "Stacktrace.txt"
https://bugs.launchpad.net/bugs/1681616/+attachment/4859958/+files/Stacktrace.txt
** Attachment removed: "ThreadStacktrace.txt"
https://bugs.launchpad.net/bugs/1681616/+attachment/4859959/+files/ThreadStacktrace.txt
** This bug has been marked a duplicate of bug 1675141
lightdm crashed with SIGSEGV in munmap()
** Information type changed from Private to Public
** Tags removed: need-amd64-retrace
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https://bugs.launchpad.net/bugs/1681616
Title:
lightdm crashed with SIGSEGV
Status in lightdm package in Ubuntu:
New
Bug description:
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
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