Mir

unity-system-compositor crashed with SIGSEGV in libinput_device_config_accel_is_available()

Bug #1619448 reported by Emanuele Antonio Faraone
10
This bug affects 1 person
Affects Status Importance Assigned to Milestone
Mir
New
Undecided
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Unity System Compositor
New
Undecided
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libinput (Ubuntu)
New
Undecided
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mir (Ubuntu)
New
Undecided
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unity-system-compositor (Ubuntu)
New
Medium
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Bug Description

crash

ProblemType: Crash
DistroRelease: Ubuntu 16.10
Package: unity-system-compositor 0.7.1+16.10.20160824-0ubuntu1
ProcVersionSignature: Ubuntu 4.4.0-9136.55-generic 4.4.16
Uname: Linux 4.4.0-9136-generic x86_64
ApportVersion: 2.20.3-0ubuntu7
Architecture: amd64
Date: Thu Sep 1 15:49:59 2016
ExecutablePath: /usr/sbin/unity-system-compositor
GraphicsCard:
 Intel Corporation Atom Processor D4xx/D5xx/N4xx/N5xx Integrated Graphics Controller [8086:a011] (prog-if 00 [VGA controller])
   Subsystem: Acer Incorporated [ALI] Atom Processor D4xx/D5xx/N4xx/N5xx Integrated Graphics Controller [1025:0349]
   Subsystem: Acer Incorporated [ALI] Atom Processor D4xx/D5xx/N4xx/N5xx Integrated Graphics Controller [1025:0349]
InstallationDate: Installed on 2016-08-27 (5 days ago)
InstallationMedia: Ubuntu 16.04.1 LTS "Xenial Xerus" - Release amd64 (20160719)
ProcCmdline: /usr/sbin/unity-system-compositor --disable-inactivity-policy=true --on-fatal-error-abort --file /run/mir_socket --from-dm-fd 12 --to-dm-fd 21 --vt 8
ProcEnviron:

SegvAnalysis:
 Segfault happened at: 0x7f6efd9035f0 <libinput_device_config_accel_is_available>: mov 0x58(%rdi),%rax
 PC (0x7f6efd9035f0) ok
 source "0x58(%rdi)" (0x00003289) not located in a known VMA region (needed readable region)!
 destination "%rax" ok
 Stack memory exhausted (SP below stack segment)
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: unity-system-compositor
StacktraceTop:
 libinput_device_config_accel_is_available () from /usr/lib/x86_64-linux-gnu/libinput.so.10
 libinput_device_config_accel_set_speed () from /usr/lib/x86_64-linux-gnu/libinput.so.10
 mir::input::evdev::LibInputDevice::apply_settings(mir::input::PointerSettings const&) () from /usr/lib/x86_64-linux-gnu/mir/server-platform/input-evdev.so.5
 mir::dispatch::ActionQueue::dispatch(unsigned int) () from /usr/lib/x86_64-linux-gnu/libmircommon.so.6
 mir::dispatch::MultiplexingDispatchable::dispatch(unsigned int) () from /usr/lib/x86_64-linux-gnu/libmircommon.so.6
Title: unity-system-compositor crashed with SIGSEGV in libinput_device_config_accel_is_available()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:

version.libdrm: libdrm2 2.4.70-1
version.lightdm: lightdm 1.19.4-0ubuntu1
version.mesa: libegl1-mesa-dev N/A

Revision history for this message
Emanuele Antonio Faraone (emanueleant03) wrote :
information type: Private → Private Security
information type: Private Security → Public
Revision history for this message
Apport retracing service (apport) wrote :

StacktraceTop:
 libinput_device_config_accel_is_available (device=0x3231) at libinput.c:3707
 libinput_device_config_accel_set_speed (device=0x3231, speed=0) at libinput.c:3719
 mir::input::evdev::LibInputDevice::apply_settings (this=0x7f6ef0096f20, settings=...) at ./src/platforms/evdev/libinput_device.cpp:396
 operator() () at /usr/include/c++/6/functional:2136
 mir::dispatch::ActionQueue::dispatch(unsigned int) (this=this@entry=0x55e8f0e20790, events=<optimized out>) at ./src/common/dispatch/action_queue.cpp:65

Revision history for this message
Apport retracing service (apport) wrote : Stacktrace.txt
Revision history for this message
Apport retracing service (apport) wrote : StacktraceSource.txt
Revision history for this message
Apport retracing service (apport) wrote : ThreadStacktrace.txt
Changed in unity-system-compositor (Ubuntu):
importance: Undecided → Medium
tags: removed: need-amd64-retrace
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