Mir

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

Bug #1619448 reported by Emanuele Antonio Faraone on 2016-09-01

This bug report is a duplicate of: Bug #1672955: unity-system-compositor crashed with SIGSEGV in libinput_device_config_accel_is_available() from libinput_device_config_accel_set_speed() from mir::input::evdev::LibInputDevice::apply_settings(). Edit Remove

This bug affects 1 person

	Status	Importance	Assigned to
Mir	New	Undecided	Unassigned
Unity System Compositor	New	Undecided	Unassigned
libinput (Ubuntu)	New	Undecided	Unassigned
mir (Ubuntu)	New	Undecided	Unassigned
unity-system-compositor (Ubuntu)	New	Medium	Unassigned

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

Tags:

Revision history for this message

Emanuele Antonio Faraone (emanueleant03) wrote on 2016-09-01:

Dependencies.txt Edit (3.0 KiB, text/plain; charset="utf-8")
Disassembly.txt Edit (1.4 KiB, text/plain; charset="utf-8")
JournalErrors.txt Edit (16.6 KiB, text/plain; charset="utf-8")
LightDMLog.txt Edit (19.5 KiB, text/plain; charset="utf-8")
ProcMaps.txt Edit (32.8 KiB, text/plain; charset="utf-8")
ProcStatus.txt Edit (905 bytes, text/plain; charset="utf-8")
Registers.txt Edit (818 bytes, text/plain; charset="utf-8")
Stacktrace.txt Edit (2.1 KiB, text/plain; charset="utf-8")
ThreadStacktrace.txt Edit (10.4 KiB, text/plain; charset="utf-8")
UnitySystemCompositorLog.txt Edit (12.8 KiB, text/plain; charset="utf-8")

information type:	Private → Private Security
information type:	Private Security → Public

Revision history for this message

Apport retracing service (apport) wrote on 2016-09-01:

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