ok i fixed with delete old profile.
Thank you.
** Changed in: firefox-3.5 (Ubuntu)
Status: Incomplete => Fix Released
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firefox crashed with SIGSEGV in pthread_mutex_unlock()
https://bugs.launchpad.net/bugs/437706
You received this bug notification because you are a member of Ubuntu
Bug
Thank you for reporting this to Ubuntu. Sometimes Firefox profiles can
become corrupt and/or extensions can conflict. Could you please try
this with a new profile and see if the problem still exists? You do not
need to delete your old profile to test. If this helps, you might want
to try to dis
** Attachment added: "Dependencies.txt"
http://launchpadlibrarian.net/32525498/Dependencies.txt
** Attachment added: "Disassembly.txt"
http://launchpadlibrarian.net/32525499/Disassembly.txt
** Attachment added: "ExtensionSummary.txt"
http://launchpadlibrarian.net/32525500/ExtensionSumma