pidgin crashed with SIGSEGV in generate_prediction_for()

[Kyrill]

1. Had to boot from my contact lists accounts
2. Instead, the program will crash
3. This happens every time when setting status other than "offline"

ProblemType: Crash
DistroRelease: Ubuntu 13.04
Package: pidgin 1:2.10.7-0ubuntu2
ProcVersionSignature: Ubuntu 3.8.0-7.15-generic 3.8.0
Uname: Linux 3.8.0-7-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 2.8-0ubuntu4
Architecture: amd64
CrashCounter: 1
Date: Tue Feb 26 08:24:32 2013
ExecutablePath: /usr/bin/pidgin
MarkForUpload: True
ProcCmdline: /usr/bin/pidgin
ProcEnviron:
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=ru_RU.UTF-8
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0x7f989144b6ab: repz cmpsb %es:(%rdi),%ds:(%rsi)
 PC (0x7f989144b6ab) ok
 source "%es:(%rdi)" (0x7f989144cca9) ok
 destination "%ds:(%rsi)" (0x00000050) not located in a known VMA region (needed writable region)!
SegvReason: writing NULL VMA
Signal: 11
SourcePackage: pidgin
StacktraceTop:
 ?? () from /usr/lib/pidgin/cap.so
 ?? () from /usr/lib/pidgin/cap.so
 purple_signal_emit_vargs () from /usr/lib/libpurple.so.0
 purple_signal_emit () from /usr/lib/libpurple.so.0
 purple_blist_update_buddy_status () from /usr/lib/libpurple.so.0
Title: pidgin crashed with SIGSEGV in purple_signal_emit_vargs()
UpgradeStatus: Upgraded to raring on 2013-02-24 (1 days ago)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
XsessionErrors:
 (process:2052): GLib-CRITICAL **: g_slice_set_config: assertion `sys_page_size == 0' failed
 (process:2069): GLib-CRITICAL **: g_slice_set_config: assertion `sys_page_size == 0' failed

[Apport retracing service (apport)]

StacktraceTop:
 generate_prediction_for (buddy=0x7f989f78d550) at /build/buildd/pidgin-2.10.7/./pidgin/plugins/cap/cap.c:99
 generate_prediction (statistics=<optimized out>) at /build/buildd/pidgin-2.10.7/./pidgin/plugins/cap/cap.c:28
 get_stats_for (buddy=<optimized out>) at /build/buildd/pidgin-2.10.7/./pidgin/plugins/cap/cap.c:130
 buddy_status_changed (buddy=<optimized out>, old_status=<optimized out>, status=0x7f989f78ed20) at /build/buildd/pidgin-2.10.7/./pidgin/plugins/cap/cap.c:408
 purple_signal_emit_vargs (instance=<optimized out>, signal=signal@entry=0x7f989b29a998 "buddy-status-changed", args=args@entry=0x7fffa7870ad8) at /build/buildd/pidgin-2.10.7/./libpurple/signals.c:482

[Launchpad Janitor (janitor)]

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