signon-ui crashed with SIGSEGV in QWindow::show()

Bug #1667658 reported by on 2017-02-24
This bug affects 18 people
Affects Status Importance Assigned to Milestone
signon-ui (Ubuntu)

Bug Description


ProblemType: Crash
DistroRelease: Ubuntu 17.04
Package: signon-ui-x11 0.17+17.04.20161109-0ubuntu1
Uname: Linux 4.10.0-041000-lowlatency x86_64
ApportVersion: 2.20.4-0ubuntu2
Architecture: amd64
CrashCounter: 1
CurrentDesktop: Unity:Unity7
Date: Fri Feb 24 18:45:43 2017
ExecutablePath: /usr/bin/signon-ui
InstallationDate: Installed on 2017-02-24 (0 days ago)
InstallationMedia: Ubuntu 17.04 "Zesty Zapus" - Alpha amd64 (20170224)
ProcCmdline: /usr/bin/signon-ui
 Segfault happened at: 0x7f5ae5b478de <_ZN7QWindow4showEv+14>: mov 0x8(%rbx),%rax
 PC (0x7f5ae5b478de) ok
 source "0x8(%rbx)" (0x00000008) not located in a known VMA region (needed readable region)!
 destination "%rax" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: signon-ui
 QWindow::show() () from /usr/lib/x86_64-linux-gnu/
 ?? ()
 ?? ()
 ?? ()
 ?? ()
Title: signon-ui crashed with SIGSEGV in QWindow::show()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo

 QWindow::show (this=0x0) at kernel/qwindow.cpp:1851
 SignOnUi::RequestPrivate::setWindow (this=this@entry=0x562069ae0f40, window=0x0) at request.cpp:139
 SignOnUi::Request::setWidget (this=<optimized out>, widget=0x562069a65d60) at request.cpp:308
 SignOnUi::DialogRequestPrivate::start (this=0x562069a057c0) at dialog-request.cpp:217
 SignOnUi::ServicePrivate::runQueue (this=this@entry=0x562069900cf0, queue=...) at service.cpp:141

Changed in signon-ui (Ubuntu):
importance: Undecided → Medium
tags: removed: need-amd64-retrace
information type: Private Security → Public
Launchpad Janitor (janitor) wrote :

Status changed to 'Confirmed' because the bug affects multiple users.

Changed in signon-ui (Ubuntu):
status: New → Confirmed
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