Ubuntu
epiphany-browser package

epiphany-browser crashed with SIGSEGV in __nscd_get_mapping()

Bug #953514 reported by Michael Gratton on 2012-03-12

18

This bug affects 2 people

Affects		Status	Importance	Assigned to	Milestone
	epiphany-browser (Ubuntu)	Confirmed	Medium	Unassigned

Bug Description

I was doing a session restore after Ephy had previously crashed, and it was trying to load ~5 windows containing ~40 tabs over a flakey, slow connection.

ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: epiphany-browser 3.3.91-0ubuntu1
ProcVersionSignature: Ubuntu 3.2.0-18.29-generic 3.2.9
Uname: Linux 3.2.0-18-generic x86_64
ApportVersion: 1.94.1-0ubuntu2
Architecture: amd64
CrashCounter: 1
Date: Tue Mar 13 09:35:11 2012
ExecutablePath: /usr/bin/epiphany-browser
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release amd64 (20110427.1)
ProcCmdline: epiphany-browser
SegvAnalysis:
Segfault happened at: 0x7fd88864fbfe: lock xadd %eax,0x18(%rdi)
PC (0x7fd88864fbfe) ok
source "%eax" ok
destination "0x18(%rdi)" (0x00000017) not located in a known VMA region (needed writable region)!
Stack memory exhausted (SP below stack segment)
SegvReason: writing NULL VMA
Signal: 11
SourcePackage: epiphany-browser
StacktraceTop:
?? () from /lib/x86_64-linux-gnu/libc.so.6
?? () from /lib/x86_64-linux-gnu/libc.so.6
?? () from /lib/x86_64-linux-gnu/libc.so.6
getaddrinfo () from /lib/x86_64-linux-gnu/libc.so.6
?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
Title: epiphany-browser crashed with SIGSEGV in getaddrinfo()
UpgradeStatus: Upgraded to precise on 2012-03-02 (10 days ago)
UserGroups: adm admin cdrom dialout libvirtd lpadmin plugdev sambashare

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Revision history for this message

Michael Gratton (mjog) wrote on 2012-03-12:

#1

Dependencies.txt Edit (5.5 KiB, text/plain; charset="utf-8")
Disassembly.txt Edit (585 bytes, text/plain; charset="utf-8")
ProcEnviron.txt Edit (265 bytes, text/plain; charset="utf-8")
ProcMaps.txt Edit (69.1 KiB, text/plain; charset="utf-8")
ProcStatus.txt Edit (827 bytes, text/plain; charset="utf-8")
Registers.txt Edit (795 bytes, text/plain; charset="utf-8")
Stacktrace.txt Edit (1.1 KiB, text/plain; charset="utf-8")
ThreadStacktrace.txt Edit (10.4 KiB, text/plain; charset="utf-8")
XsessionErrors.txt Edit (796 bytes, text/plain; charset="utf-8")

visibility:

private → public

Revision history for this message

Apport retracing service (apport) wrote on 2012-03-12:

#2

StacktraceTop:
__nscd_get_mapping (type=<optimized out>, key=0x7fd88869db90 "hosts", mappedp=0x7fd8888e04a8) at nscd_helper.c:417
__nscd_get_nl_timestamp () at nscd_gethst_r.c:113
__check_pf (seen_ipv4=0x7fd81f87db4e, seen_ipv6=0x7fd81f87db4f, in6ai=0x7fd81f87db10, in6ailen=0x7fd81f87db20) at ../sysdeps/unix/sysv/linux/check_pf.c:322
__GI_getaddrinfo (name=0x43a5290 "en.wikipedia.org", service=<optimized out>, hints=0x7fd889c9a060, pai=0x7fd81f87db98) at ../sysdeps/posix/getaddrinfo.c:2372
do_lookup_by_name (req=0x4e00400, error=0x7fd81f87dbc8) at /build/buildd/glib2.0-2.31.20/./gio/gthreadedresolver.c:374

Revision history for this message

Apport retracing service (apport) wrote on 2012-03-12: Stacktrace.txt

#3

Stacktrace.txt Edit (3.4 KiB, text/plain)

Revision history for this message

Apport retracing service (apport) wrote on 2012-03-12: ThreadStacktrace.txt

#4

ThreadStacktrace.txt Edit (18.5 KiB, text/plain)

Changed in epiphany-browser (Ubuntu):
importance:	Undecided → Medium
summary:	- epiphany-browser crashed with SIGSEGV in getaddrinfo() + epiphany-browser crashed with SIGSEGV in __nscd_get_mapping()
tags:	removed: need-amd64-retrace

Revision history for this message

Launchpad Janitor (janitor) wrote on 2012-03-17:

#5

Status changed to 'Confirmed' because the bug affects multiple users.

Changed in epiphany-browser (Ubuntu):
status:	New → Confirmed

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