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Visualize memory and its segment of process in Linux

I am currently trying to see memory segmentation in action of a process for learning purposes. I know the basic theory but what I hope for is to see how it work in a real program which I can debug. ...
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333 views

segmentation fault when playing AVI in vlc media player

When I play an AVI file in VLC media player I get these messages: [mpeg4 @ 0x7fa1f4ead4a0] Invalid and inefficient vfw-avi packed B frames detected Fontconfig warning: FcPattern object size does not ...
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1answer
32 views

How to check core dump enabledness status in bash?

$ ulimit unlimited $ sleep 2 && killall -SEGV cat & [1] 11358 $ cat Segmentation fault $ ulimit -c unlimited $ ulimit unlimited $ sleep 2 && killall -SEGV cat & [1] 11462 $ cat ...
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1answer
619 views

Segmerntation fault when running extundelete on Ubuntu - what to do?

I have a partition raw image on which I am trying to run extundelete to undelete some files from an ext4 filesystem. Unfortunately extundelete exits with a segmentation fault. Is there anything I can ...
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2answers
67 views

Vim segfaulting for no apparent reason

Vim is occasionally segfaulting on me whilst editing, but it's not at all obvious what is causing it. I'm sure it's some third party plugin I have, but I have no idea which one. How can I track down ...
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1answer
60 views

Crash without Core dump

First of all: I have core dumps enabled and they work most of the time. So one programm crashes every now and then and generates a core dump. But sometimes it crashes without a core dump. Which is ...
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2answers
159 views

Pipe core dumps from script

I am making a testing script to compile (via make) and run a bunch of tests. I have a series of cat, grep and sed commands that organizes the results of all the tests nicely, however core-dumps are ...
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0answers
307 views

Segmentation fault and various problems with package installer

I am using Mint Linux 15 Cinnamon. I want to install some applications using "Software Manager" (mintinstall). But when I start the "Software Manager" I get some of the weird code and at the last it ...
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1answer
132 views

Bash on Interix causes segfault for any command

What could cause BASH commands to produce a segmentation fault when run from Interix v3.5? BASH was installed as directed by SUA. In experimentation, I've only encountered 'cd' functioning as ...
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1answer
246 views

Despotify segfaults when playing song

On my mac I installed despotify using brew install -HEAD despotify when playing a song I get Ouch, I segfaulted. How embarrassing. :-( Abort trap: 6 I have these brew packages installed, I couldn't ...
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1answer
186 views

CutyCapt Segmentation Fault

I m using cutycapt software to create a screenshot of a site. It works fine, but for some sites I get segmentation fault error. For example, following command will cause the issue: xvfb-run ...
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1answer
546 views

Why mutt terminates with segmentation error?

I pressed $, in order to sync mailbox, but mutt just quit... In fact mutt dose not quit every time I press $, it only quits sometimes. So how do I figure out the reason why mutt quits? Is this a bug ...
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0answers
305 views

Compile MakeMKV 1.7.6 - Segmentation Fault

I've previously been able to compile MakeMKV 1.7.5 and older versions, but the latest version (downloaded from http://www.makemkv.com/forum2/viewtopic.php?f=3&t=224) gives me strange segmentation ...
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0answers
606 views

SVN 1.7.5-1 segmentation fault everywhere

I'm using SVN client on Fedora 17 at work and today it stopped working. Everything I do, even svn only or svn --version or whatever with SVN throws Segmentation fault (core dumped) I've restarted the ...
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1answer
1k views

GDB debugging tool for linux

I'm executing a pro*c executable in linux and I've got segmentation fault error. But there is no core file dumped. Thus, I want to debug the program using GDB debugging tool. However, I see that it ...
2
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1answer
363 views

grep segfaults when passed “-r” and “--exclude-dir” and stdin is a pipe

If I pipe data into grep AND pass the "-r" flag (recurse subdirs) AND pass the "--exclude-dir" flag (e.g. to skip ".git" directories), then it segfaults. If any one of these things is missing, then ...
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1answer
658 views

Sudo aptitude search produces bus error

I've got a strange aptitude error while performing search: $ sudo aptitude search pcre Bus error $ sudo aptitude search libpcre Bus error $ sudo aptitude autoclean Bus errorackage lists... 0% What ...
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0answers
288 views

When does Windows use “The memory could not be 'read'/'written'” or “<application name> has stopped working” for access violations?

What is the difference between the following error messages? The instruction at "<address>" referenced memory at "<address>". The memory could not be "read"/"written". <application ...
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1answer
901 views

Debugging sigsegv faulting Apache

What's the best way to get meaningful gdb backtraces from Apache server which misbehaves on production? [Tue Aug 02 16:07:12 2011] [notice] child pid 27681 exit signal Segmentation fault (11) It's ...
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1answer
2k views

Intermittent Xorg crashes under Ubuntu 11.04

Since upgrading Ubuntu yesterday, I've seen several instances where my session has crashed and forced me back to the login screen. A quick peek at the Xorg logs shows a segmentation fault with the ...
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1answer
861 views

X11 segfaults in official fglrx-driver (ati) on arch linux

Some days ago, I installed ArchLinux on my HP 8200 Elite because it's one of the distros that actually work with my new hardware. Now I wanted to run an Xorg-server which works perfectly using vesa ...
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1answer
2k views

The Operating System is not generating core dump by default when an application crashes?

I am working on Linux Fedora version :2.6.31.5. I set the prior requirement of core dump size to "unlimit". The problem is whenever an exception happens it is showing the message like Segementaion ...
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1answer
292 views

Attempted to update to Natty Narhwal (11.04 alpha 3), Power was interrupted

I set up my computer to run the update overnight; my grandmother said it was making a lot of noise so she shut it off. Trouble is, the upgrade didn't finish. Now, Xorg refuses to start; the computer ...
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1answer
692 views

ssh-agent segmentation fault

I had openssh running just fine on cygwin. But after a recent update of openssh, I start getting the segmentation fault error when starting ssh-agent. Has anyone encountered such behavior and how can ...
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2answers
2k views

How OS detects memory access violations

How does an operating system (preferably Linux) know that you've accessed a memory location that you're not allowed to? This question was inspired by those damn pointers! The way I see it is: ...
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2answers
615 views

Google Chrome crashing on linux when trying to upload *.jpg file

I'm on Slackware 13.1, and installed Chrome 5.0.375.126 using sbopkg from slackbuilds. Whenever I open the file upload dialog and select a *.jpg file, the browser immediately crashes, leaving behind a ...
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1answer
3k views

segfault error 4 in libc-2.11.1.so

Key Info: Ubuntu 64 Lucid (No memory issues, no new hardware) Nearly every application dies with this segfault. Googling around finds dozens of posts that have this exact problem and not a single ...
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2answers
4k views

iexplore.exe - The memory could not be “written”

Using IE8 I'm randomly getting the error: iexplore.exe - Application Error The instruction at "0x7c0c5a6c" referenced memory at "0x7c0c5a6c". The memory could not be "written". Click on OK ...
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0answers
965 views

Why I am getting segmentation fault error while converting video using FFmpeg?

I am converting each type video to .flv video using FFmpeg but for some videos I got "Segmentation fault" error why this error was occurred? my code to convert .flv file is function ...