ardour-2.8.12 crashed with SIGSEGV in Gtk::Range::get_adjustment()

Bug #926450 reported by Trond Aasan on 2012-02-04
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
ardour (Ubuntu)
Undecided
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Bug Description

Crashed when using arrow keys to scroll sideways in mixer window

ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: ardour 1:2.8.12-1
ProcVersionSignature: Ubuntu 3.2.0-13.22~ppa1-lowlatency 3.2.2
Uname: Linux 3.2.0-13-lowlatency x86_64
ApportVersion: 1.91-0ubuntu1
Architecture: amd64
Date: Sat Feb 4 01:48:03 2012
ExecutablePath: /usr/lib/ardour2/ardour-2.8.12
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Alpha amd64 (20111129.1)
ProcCmdline: /usr/lib/ardour2/ardour-2.8.12
SegvAnalysis:
 Segfault happened at: 0x7f491a2693a4 <_ZN3Gtk5Range14get_adjustmentEv+4>: mov (%rdi),%rax
 PC (0x7f491a2693a4) ok
 source "(%rdi)" (0x00000000) not located in a known VMA region (needed readable region)!
 destination "%rax" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: ardour
StacktraceTop:
 Gtk::Range::get_adjustment() () from /usr/lib/x86_64-linux-gnu/libgtkmm-2.4.so.1
 Mixer_UI::scroll_right (this=0x4780b00) at gtk2_ardour/mixer_ui.cc:1554
 Mixer_UI::on_key_press_event (this=<optimized out>, ev=<optimized out>) at gtk2_ardour/mixer_ui.cc:1568
 Gtk::Widget_Class::key_press_event_callback(_GtkWidget*, _GdkEventKey*) () from /usr/lib/x86_64-linux-gnu/libgtkmm-2.4.so.1
 ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
Title: ardour-2.8.12 crashed with SIGSEGV in Gtk::Range::get_adjustment()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm audio cdrom dip floppy fuse lpadmin plugdev sambashare sudo

Trond Aasan (trond-aasan) wrote :
Trond Aasan (trond-aasan) wrote :

Ardour seems to have problem with Ubuntu's overlay scrollbars.

Workaround: Launch Ardour with overlay scrollbars disabled

LIBOVERLAY_SCROLLBAR=0 ardour2

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