This doesn't look like a ibus problem, but could be related to gtk and X11. Closing as invalid since 11.04 is EOL-ed, if anyone is experiencing similar problem please open a new report.
** Changed in: ibus (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to ibus in Ubuntu. https://bugs.launchpad.net/bugs/726989 Title: ibus:main.py crashed with SIGSEGV in g_str_hash() after tty switch Status in “ibus” package in Ubuntu: Invalid Bug description: Binary package hint: ibus Env:VirtualBox 4.0.4 w/Unity enabled. Switch from X11 to tty then switch back, and ibus crashed. ProblemType: Crash DistroRelease: Ubuntu 11.04 Package: ibus 1.3.9-0ubuntu2 ProcVersionSignature: Ubuntu 2.6.38-5.32-generic 2.6.38-rc6 Uname: Linux 2.6.38-5-generic x86_64 Architecture: amd64 Date: Tue Mar 1 14:05:31 2011 ExecutablePath: /usr/share/ibus/ui/gtk/main.py InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Alpha amd64 (20110222) InterpreterPath: /usr/bin/python2.7 ProcCmdline: /usr/bin/python /usr/share/ibus/ui/gtk/main.py ProcEnviron: LANGUAGE=zh_CN:en LANG=zh_CN.UTF-8 SHELL=/bin/bash SegvAnalysis: Segfault happened at: 0x7fa293835c30 <g_str_hash>: movzbl (%rdi),%edx PC (0x7fa293835c30) ok source "(%rdi)" (0x00000001) not located in a known VMA region (needed readable region)! destination "%edx" ok SegvReason: reading NULL VMA Signal: 11 SourcePackage: ibus StacktraceTop: g_str_hash () from /lib/libglib-2.0.so.0 g_hash_table_lookup () from /lib/libglib-2.0.so.0 ?? () from /usr/lib/libgtk-x11-2.0.so.0 ?? () from /usr/lib/libgtk-x11-2.0.so.0 ?? () from /usr/lib/libgtk-x11-2.0.so.0 Title: main.py crashed with SIGSEGV in g_str_hash() UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: adm admin audio cdrom dialout dip fax floppy fuse lpadmin netdev plugdev root sambashare tape video To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ibus/+bug/726989/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp