Ubuntu
gdm package

gdm crashed with SIGSEGV in get_default_language_name()

Bug #1496196 reported by installshield_freak on 2015-09-16

10

This bug affects 1 person

Affects		Status	Importance	Assigned to	Milestone
	gdm (Ubuntu)	New	Medium	Unassigned

Bug Description

it crashes alongside aptd

ProblemType: Crash
DistroRelease: Ubuntu 15.10
Package: gdm 3.16.2-0ubuntu2
ProcVersionSignature: Ubuntu 4.2.0-10.11-generic 4.2.0
Uname: Linux 4.2.0-7-generic x86_64
ApportVersion: 2.18.1-0ubuntu1
Architecture: amd64
Date: Wed Sep 9 12:44:01 2015
ExecutablePath: /usr/sbin/gdm
InstallationDate: Installed on 2015-06-16 (91 days ago)
InstallationMedia: Ubuntu-GNOME 15.10 "Wily Werewolf" - Alpha amd64 (20150614)
ProcCmdline: /usr/sbin/gdm
ProcEnviron:
LANG=en_US.UTF-8
PATH=(custom, no user)
SegvAnalysis:
Segfault happened at: 0x41ab8f: mov 0x18(%rbp),%rax
PC (0x0041ab8f) ok
source "0x18(%rbp)" (0x00000018) not located in a known VMA region (needed readable region)!
destination "%rax" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: gdm
StacktraceTop:
?? ()
ffi_call_unix64 () from /usr/lib/x86_64-linux-gnu/libffi.so.6
ffi_call () from /usr/lib/x86_64-linux-gnu/libffi.so.6
g_cclosure_marshal_generic () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
Title: gdm crashed with SIGSEGV in ffi_call_unix64()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:

Tags:

Revision history for this message

installshield_freak (installshield-freak) wrote on 2015-09-16:

#1

Dependencies.txt Edit (26.0 KiB, text/plain; charset="utf-8")
Disassembly.txt Edit (502 bytes, text/plain; charset="utf-8")
JournalErrors.txt Edit (16.7 KiB, text/plain; charset="utf-8")
ProcMaps.txt Edit (14.8 KiB, text/plain; charset="utf-8")
ProcStatus.txt Edit (837 bytes, text/plain; charset="utf-8")
Registers.txt Edit (758 bytes, text/plain; charset="utf-8")
Stacktrace.txt Edit (1.8 KiB, text/plain; charset="utf-8")
ThreadStacktrace.txt Edit (4.6 KiB, text/plain; charset="utf-8")

information type:

Private → Public

Revision history for this message

Apport retracing service (apport) wrote on 2015-09-16:

#2

StacktraceTop:
get_default_language_name (self=<optimized out>) at gdm-session.c:488
worker_on_saved_language_name_read (worker=0xd550b0, language_name=0xe534e0 "en_US", conversation=0xe194e0) at gdm-session.c:878
ffi_call_unix64 () at ../src/x86/unix64.S:76
ffi_call (cif=<optimized out>, fn=<optimized out>, rvalue=0x7fffc2a0d490, avalue=0x7fffc2a0d430) at ../src/x86/ffi64.c:525
?? ()

Revision history for this message

Apport retracing service (apport) wrote on 2015-09-16: Stacktrace.txt

#3

Stacktrace.txt Edit (1.2 KiB, text/plain)

Revision history for this message

Apport retracing service (apport) wrote on 2015-09-16: StacktraceSource.txt

#4

StacktraceSource.txt Edit (1.6 KiB, text/plain)

Revision history for this message

Apport retracing service (apport) wrote on 2015-09-16: ThreadStacktrace.txt

#5

ThreadStacktrace.txt Edit (2.7 KiB, text/plain)

Changed in gdm (Ubuntu):
importance:	Undecided → Medium
summary:	- gdm crashed with SIGSEGV in ffi_call_unix64() + gdm crashed with SIGSEGV in get_default_language_name()
tags:	removed: need-amd64-retrace

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