Firefox 3 crash - repeatable example

Asked by davidpbrown

Binary package hint: firefox-3.0

I've seen a lot of comments of FF3 crashing randomly. I think I have a consistent example.

Goto
http://dual-n-back.com/nback.html
let the page load then press refresh.

I found this because the auditory sound wasn't working, I don't expect that's related.

FF3 falls over, I've not got FF2 to try.

ProblemType: Bug
Architecture: i386
Date: Mon May 5 20:54:23 2008
DistroRelease: Ubuntu 8.04
NonfreeKernelModules: nvidia
Package: firefox-3.0 3.0~b5+nobinonly-0ubuntu3
PackageArchitecture: i386
ProcEnviron:
 PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games
 LANG=en_GB.UTF-8
 SHELL=/bin/bash
SourcePackage: firefox-3.0
Uname: Linux 2.6.24-16-generic i686

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Ubuntu firefox-3.0 Edit question
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davidpbrown (davidpbrown) said :
#1
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Richard Seguin (sectech) said :
#2

Thank you for the bug report. Could you please try to obtain a backtrace by following the instructions on [WWW] https://wiki.ubuntu.com/MozillaTeam/Bugs, or upload (as an attachment) the crash report from /var/crash/.

Also, please answer these questions:
Is this crash reproducible? If so, which are the steps that lead to it?
Which flash package do you have installed?
Which Java package do you have installed?
Which firefox extensions do you have installed?

This will greatly aid us in tracking down your problem.

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Richard Seguin (sectech) said :
#3

* Although I cannot reproduce this bug I am marking this bug as incomplete pending more information.

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Martin Olsson (mnemo) said :
#4

QUESTION 1: When you boot the final hardy live CD on this machine, do you see the same problem? I just booted the live CD and I can't get it to crash on this page despite reloading it like 20-30 times sometimes waiting 20 seconds in between and sometimes just hitting CTRL-R repeatedly. I also hear a voice reading letters when I press the buttons in the "Auditory" column of this page.

Also, the HTML has several embed tags pointing to wav files, which leads us to;
QUESTION 2: If you go into Edit::Preferences::Applications and type "wav", which application is listed there as the handler application for wav files? On my machine I got the totem plugin version 2.22.1 listed there.

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davidpbrown (davidpbrown) said :
#5

Bug report attached.
However it didn't run into a (gdb) prompt for me to type any of run ; bt full ; thread apply all backtrace full ; quit
I guess that was automated.. if the bug report isn't complete in some way I'll try again.

@mnemo
Question 1 not sure but will try in a bit.
Question 2 [Edit::Preferences::Applications]wav suggests "Use Windows Media Plugin.."

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davidpbrown (davidpbrown) said :
#6

@Richard

Yes it's reproducable. Visiting that website and refreshing.. every time it seems.

Which flash package do you have installed?
Looking at Tools::Add-ons::Plugins suggests Shockwave Flash 9.0 r124 among other Plugins

Which Java package do you have installed?
Java's not enabled in Firefox - not sure if the Firefox element you're talking of is the same but I have sun-java6-bin, sun-java6-jre and icedtea-java7-plugin + misc libs

Which firefox extensions do you have installed?
DownThemAll! 1.0.1
NoScript 1.3.2
SQLite Manager 0.2.37
StumbleUpon 3.18
Ubuntu Firefox Modifications 0.5
 and an inactive
Mouse Gestures 1.5.2, legacy from my upgrade from Gutsy.

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davidpbrown (davidpbrown) said :
#7

Trying firefox -safe gives exactly the same
Missing from the bug report is the last line that that firefox -safe also seems to dump which is "Segmentation fault"

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davidpbrown (davidpbrown) said :
#8

@mnemo
Booting with the Live CD, it works without a problem! I can refresh the page without issue and can even hear the voice.

Let me know if you need more detail.

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Richard Seguin (sectech) said :
#9

Thank you for the information....

Usually when I see a lot of extensions installed and firefox breaks I usually suspect them first...

I don't want you to delete your firefox information without need so what I want you to try is creating a new user and trying to go to that website under that newly created users account... That way there will be no extensions or anything that could interfere...

I played around with this a bit and I still cannot recreate the problem...

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Richard Seguin (sectech) said :
#10

* This issue doesn't seem to be a bug but rather a problem with the configuration of that user... I am converting the bug to a question so the support community can assist you.

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davidpbrown (davidpbrown) said :
#11

Also from the Bug report.. then followed
"
Creating a new user didn't change it.
The new user had still StumbleUpon, NoScript and Ubuntu Mod enabled by default.
I disabled each in turn and the problem remained.. even without all of them.
"

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SwedishChef (croneyr) said :
#12

did anyone get the sound to work on http://dual-n-back.com/nback.html? i'm using firefox on xp and it keeps telling me to install a quicktime plugin when i click either the dual or auditory test buttons.

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SwedishChef (croneyr) said :
#13

by the way. i installed the necessary quicktime plug ins.

in ie. i get the following error

line: 161
char: 20
error: object doesn't support this property or method
code: 0
url: http://dual-n-back.com/nback.html

i'm using ie7. i also got the same error with

version of firefox im using is 2.0014

i know this isn't related to what you guys are trying to do. however, any help would be appreciated.

thanks.

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Launchpad Janitor (janitor) said :
#14

This question was expired because it remained in the 'Needs information' state without activity for the last 15 days.