Questions tagged [segmentation-fault]

A segmentation fault (often shortened to segfault) or bus error occurs when the hardware notifies a Unix-like Operating system about a memory access violation.

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tmux segfaults on send-key after upgrading to 2.9a

I just upgraded an Ubuntu Server from 18.10 to 19.04 and then to 19.10. I think that this upgrade also upgraded tmux to a newer version. Since then my tmux scripts, which build some dashboards, are ...
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Valgrind Segmentation Fault

I've never used Valgrind before and want to use it to check for memory leak in a program written in C. I'm using a BeagleBone AI which run Linux Debian. debian@beaglebone:~$ cat /proc/version Linux ...
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1answer
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Why am I suddenly getting a segmentation fault for LMMS?

Just like the title, with LMMS both from the OS repo and built from Github. I've gotten no error reports during compilation, with full repos for Carla and VSTs. Still, the terminal reports: michael@...
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Segfault in Google Chrome - is it Nvidia card related? How do I find out?

System Linux Mint 19.3 Cinnamon 64-bit, based on Ubuntu 18.04 LTS. Related Hardware GPU: NVIDIA, GeForce GTX 1060, Max-Q Design, 6 GB VRAM CPU: Intel Core i7-7700HQ Could anyone tell me if the ...
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1answer
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How to configure X11 for embedded i.MX6 board with touchscreen?

I plan to run an Electron app on my UDOO Neo i.MX6 board with the official st1232 7'' touchscreen kit for UDOO Neo. I created a custom Linux distro with Poky (thud branch) to be able to build a "ready ...
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Stuck at chapter 6.7 of lfs

I have been doing lfs inside vm on my system and through live Ubuntu cd.I am getting core dump or segmenatuon fault in make mrproper step of chapter 6.7.Please can somebody help on what to do..since I ...
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Create core dump only when a systemd service dies with a specific signal (segmentation fault)

I have some services running in systemd on Ubuntu 18.04 which very occasionally crash with a segfault (11/SIGSEGV). Is it possible to configure it to create a core dump only for SIGSEGV and not when ...
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get errors after installing the netdata tool

after installing the netdata tool ( https://docs.netdata.cloud/packaging/installer/) we notice about the following errors that related to netdata tool [79103.083011] netdata[8026]: segfault at 2f ip ...
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2answers
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Is there any danger in using kill -11 instead of kill -9?

I've realised recently that the kill utility can send any signal I want, so when I need to SIGKILL a process (when it's hanging or something), I send a SIGSEGV instead for a bit of a laugh (kill -11 ...
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1answer
33 views

An IO write operation can outlive a process?

To the best of my knowledge, when a process writes to a file it starts a system call. Among the required information, it expects a pointer to a buffer in the user space, filled with the data to write. ...
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Why check_icmp plugin from centreon isn't working?

I am trying to create a custom command in centreon like $USER1$/check_icmp -H $HOSTADDRESS$ however before that I just want to test this plugin (that comes with centreon) in my console. For that I ...
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Linux Crontab Segmentation Fault

For some reason, my crontab is giving me segmentation fault (core dumped) error when ever I attempt to access it using crontab -l or crontab -e. Everything is fine if I access the root crontab or ...
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936 views

NS2 Linux Ubuntu 18.04 xgraph Segmentation Fault

I am currently trying to run NS2 on Ubuntu 18.04. Using the ns-allinone-2.35 package recommended by the main website (isi.edu), I am having a segmentation fault error when trying to run xgraph12.2. NS-...
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2answers
528 views

What happens whenever there is a segfault in linux

What are the steps that the Linux kernel does whenever the hardware raises segfault. Right now I know that through the IDT, the fault handler handles it, and somewhere along the road there is a ...
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1answer
144 views

Segmentation fault with echoping

I'm testing smokeping's DNS probes with the echoping program as per the documentation, but for me this is causing a segmentation fault when the command is executed by smokeping. I grabbed the command ...
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1answer
213 views

How Linux finds out about illegal memory access error?

I have a question about how Linux traps memory access errors. As far as I know, a user space program doesn't need to ask operating system every time it wants to access memory, now when the process ...
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Core File not being generated

I have recently been getting into linux through the Ubuntu Windows app. I need to look at the core file generated by a program that seg faults for a ctf, however no core file is being generated. ...
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Trying to run Kile gives a segmentation fault on Linux Mint 19

With the latest version of Kile installed, trying to run it crashes with a segmentation fault: $ kile qt5ct: using qt5ct plugin Invalid Context= "Apps" line for icon theme: "/usr/share/icons/Mint-Y/...
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1answer
585 views

How is `SIGSEGV` an example of “signals related to the current state of the process be delivered before other signals”? [closed]

APUE says What happens if more than one signal is ready to be delivered to a process? POSIX.1 does not specify the order in which the signals are delivered to the ...
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1answer
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lalsuite pycbc won't install - Ubuntu

I'm working through these instructions https://pycbc.org/pycbc/latest/html/install_lalsuite.html for installing pycbc which I need for my research, and I have some issues. Just under half way down ...
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1answer
200 views

tracking segfault upon invocation of perl script (mytop tool and similar)

on my gentoo machine, mytop 1.9.1 quits upon invocation with the following output: # mytop Useless use of private variable in void context at /usr/bin/mytop line 1001. "my" variable $data masks ...
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1answer
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restart systemd after it crash

How to restart systemd after it crash? systemd currently crash during VirtualBox installation. Problem is already tracked by this issue#10716. I'm using Ubuntu 18.10. sudo dpkg -i virtualbox-5.2_5.2....
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Construct a while loop around a command throwing a segmentation fault

I have a program that throws a segmentation fault on certain circumstances. I want to execute a command when the segmentation fault occurs to process the data, then execute the command again, and ...
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Is this segment fault raised when running `shuf`?

I have a script, where there is a line: eval for i in \{"$1".."$2"\}\; do [ ! -e "$3"/\$i.\* ] \&\& echo \"\$i\" \; done \| shuf \| mycommand "$3" which means: first create a sequence of ...
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1answer
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sct (setcolortemperature) segfaults with cron

Debian stretch user here. I wanted a screen flash every ten minutes. After trying a couple of alternatives (includeing xrefresh) I decided to use sct. It works in shell but does not work with cron. ...
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539 views

socat parent process killed by failed connection

Short Question Failed connection attemps to a forking socat process seem to be killing the parent process. Is this a bug? What's the best solution to this? Long Question I'm running a socat server (...
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1answer
608 views

How to redirect Core dump and stack smash messages

I can redirect stdout and stderr of a program using ./a.out > output.txt 2> error.txt But these don't redirect messages like segmentation faults. So I found { ./a.out < $TEST_DIR'test'$i'....
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1answer
184 views

PCLinuxOS - Failed to start the X server

I am trying to install PCLinuxOS on a msi laptop with Nvidia Geforce GT650M I have tried install direct from USB and from Live CD. In all cases after reboot I get the error message Failed to start ...
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77 views

Segmentation failed when making on linux destribution [closed]

I'm building my own Operating system with Linux. I use the kernel and some compoments from GNU. I compiled the kernel and installed bash with readline and busybox. After it works fine. I wanted to ...
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1answer
407 views

Cannot launch Chrome on Ubuntu-14

I am trying to install google chrome (latest stable), onto my Ubuntu (Ubuntu 14.04.5 LTS), and whichever which way I try to install it, it does not launch. What I did here was follow the first ...
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1answer
284 views

Debian/Ubuntu now shows nothing available to autoremove, after a segfault

So as not to obscure the problem with output, I was trying prompted to run autoremove I ran it. It segfaulted. After which, nothing shows to be autoremove-able. Things are still present which were on ...
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601 views

Parole - Segmentation fault (core dumped)

The problem is simple: Everytime i try to start parole media player, I get the Segmentation fault (core dumped) error. I have tried the following, resulting in a staying error: Reinstalling Booting ...
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1answer
964 views

Mysql segfaulting when used from the shell

I have a Raspberry Pi server with Raspbian OS: Kernel: Linux 4.9.35+ #1014 Fri Jun 30 14:34:49 BST 2017 armv6l GNU/Linux Description: Raspbian GNU/Linux 8.0 (jessie) Release: 8.0 Codename: ...
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1answer
2k views

Toggling visibility of segmentation fault messsages in dmesg

When applications segfault, I generally see messages like this in dmesg: pstree[25678]: segfault at 0 ip 00007f58be0b3ae4 sp 00007ffe65b700a0 error 4 in libc-2.24.so[7f58be04d000+195000] However, I ...
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1answer
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NetworkManager 1.10.2 segfaults when shorewall starts

I am trying to debug an issue that happens all the time. NetworkManager is running and upon connecting to a network, I am using a dispatcher script to setup my firewall rules (shorewall, and it is ...
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2answers
2k views

How to find why a bash exits with signal 11, Segmentation fault

In my production server running Red Hat Linux (V6) I got frequently core dumps from bash. This occurs from a couple of time a day to dozens of time a day. TLTR Resolution: install the bash-...
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Fontconfig error causes SEGFAULT in skype

One day running old 4.3 skype in openSUSE Tumbleweed accidentally got error: > skype Fontconfig error: "/etc/fonts/conf.d/10-hinting-slight.conf", line 13: mismatched tag Segmentation fault (...
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75 views

GlimmerHMM giving “segmentation fault” error during gene prediction

I am trying to do gene prediction using GlimmerHMM. Training model was successfully completed but during prediction its giving "segmentation fault". command : glimmerhmm_linux_x86_64 input.fasta -d ...
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1answer
309 views

Most programs suddenly segfault

I'm having a strange occurrence on my Raspbian Raspberry Pi, as most programs are now segfaulting before they even start: user@raspberrypi:~ $ sudo -s Segmentation fault user@raspberrypi:~ $ ssh -vvv ...
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1answer
348 views

NetworkManager - segfault

I'm wondering what is causing a segfault within NetworkManager - I see this in dmesg: NetworkManager[9338]: segfault at 8 ip 0000000000479ef7 sp 00007ffc2607cc10 error 4 in NetworkManager[400000+...
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1answer
423 views

mydumper segmentation fault in g_ascii_strtoull

I'm trying to use mydumper to generate a dump of my mysql databases, that I could use to restore the databases later in case of disaster. However, it just doesn't work. I use this command line: ...
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Segmentation fault (core dumped) How to troubleshoot proprietary executable?

I'm working with some proprietary software. It runs OK on RHEL 7, but on Fedora 26 it segfaults. [nnieto@doge PropietarySoftware] $ bin/command sysname warning: fedora only partially supported. ...
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810 views

BAREOS 16.2.4 interrupted by signal 11: Segmentation violation in Debian 8?

I have a BareOS director I'm trying to start on Debian 8, and when it starts up I get the following error: -- Logs begin at Wed 2017-06-28 16:36:57 UTC, end at Wed 2017-06-28 16:50:26 UTC. -- Jun 28 ...
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1answer
869 views

Python Interactive mode on Arch Linux “Segmentation fault (core dumped)”

Using Arch Linux everytime I try to use Python interactive mode no matter what I type I get Segmentation fault (core dumped) and the Python interpreter exits. I do not have any problem running Python ...
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0answers
525 views

Segmentation Fault in System Directory `/tmp`

When compiling FFmpeg, the configuring failed because of a segmentation fault in exec checking. I posted my problem here, and I solved my problem by exporting a new TMPDIR. What's weird is the ...
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2answers
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Almost no commands working - relocation error: symbol __getrlimit, version GLIBC_PRIVATE not defined in libc.so.6

I am connected with SSH to a machine on which I don't have root access. To install something I uploaded libraries from my machine and put them in the ~/lib directory of the remote host. Now, for ...
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0answers
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lshw segfaults on Linux >= 4.8 due to hardened usercopy on many computers

We use a custom built opsi.org bootimage to automatically install Windows on customers' client computers. The userland of this bootimage is based on an upstream bootimage, with some modifications from ...
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0answers
385 views

GNOME shell periodically crashing

I'm on a laptop running Arch Linux. As of a series of updates applied this morning, I've had some issues with GNOME crashing, and being reloaded, forcing me to log in again -- and while my tmux ...
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2answers
2k views

Google Chrome segmentation fault within a minute

Today I installed Google Chrome 55 (i.e. the latest stable version) on 64-bit SL7.0 using a 64-bit RPM. The problem is that google chrome starts fine (except for an SELinux-related issue which I fixed)...
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1answer
407 views

Segfault trying to access Users in Settings

I am having a problematic issue that I can't seem to figure out. I am able to open the settings as root user just fine. When I click on Users, nothing happens. I am running on Linux kali 4.7.0-kali1-...