Comment 12 for bug 107391

Minase wrote:
> I just thought I'd chime in to say I am having this same issue with
> Feisty, which never exhibited itself in the previous two versions of
> Ubuntu I have used.
>
> So far, this bug *only* affects gnome-terminal for me - though I don't type much Japanese in other applications, so who knows.
> When it does affect gnome-terminal, most of the time it results in a crash after a second or two, which spits out the following to the console:
>
> ---
> *** glibc detected *** gnome-terminal: munmap_chunk(): invalid pointer: 0x08865120 ***
> ======= Backtrace: =========
> /lib/tls/i686/cmov/libc.so.6(cfree+0x1bb)[0xb7533f5b]
> /usr/lib/libglib-2.0.so.0(g_free+0x31)[0xb7738131]
> /usr/lib/libglib-2.0.so.0[0xb774d14a]
> /usr/lib/libglib-2.0.so.0(g_string_append_printf+0x17)[0xb774d167]
> /usr/lib/libglib-2.0.so.0(g_log_default_handler+0x3b9)[0xb773a3d9]
> /usr/lib/libglib-2.0.so.0(g_logv+0x2e5)[0xb7739525]
> /usr/lib/libglib-2.0.so.0(g_log+0x29)[0xb7739749]
> /usr/lib/libvte.so.9[0xb7d7b0e9]
> /usr/lib/libvte.so.9[0xb7d7c9ca]
> /usr/lib/libvte.so.9[0xb7d6e0ee]
> /usr/lib/libvte.so.9[0xb7d5deb4]
> /usr/lib/libvte.so.9[0xb7d67076]
> /usr/lib/libgtk-x11-2.0.so.0(_gtk_marshal_BOOLEAN__BOXED+0x60)[0xb7b2a6b0]
> /usr/lib/libgobject-2.0.so.0[0xb77a0e49]
> /usr/lib/libgobject-2.0.so.0(g_closure_invoke+0x12b)[0xb77a262b]
> /usr/lib/libgobject-2.0.so.0[0xb77b3753]
> /usr/lib/libgobject-2.0.so.0(g_signal_emit_valist+0x68f)[0xb77b43ef]
> /usr/lib/libgobject-2.0.so.0(g_signal_emit+0x29)[0xb77b47e9]
> /usr/lib/libgtk-x11-2.0.so.0[0xb7c3ee18]
> /usr/lib/libgtk-x11-2.0.so.0(gtk_main_do_event+0x534)[0xb7b24de4]
> /usr/lib/libgdk-x11-2.0.so.0[0xb799064f]
> /usr/lib/libgdk-x11-2.0.so.0(gdk_window_process_all_updates+0x97)[0xb7990887]
> /usr/lib/libgdk-x11-2.0.so.0[0xb7990905]
> /usr/lib/libglib-2.0.so.0[0xb772f091]
> /usr/lib/libglib-2.0.so.0(g_main_context_dispatch+0x182)[0xb7730df2]
> /usr/lib/libglib-2.0.so.0[0xb7733dcf]
> /usr/lib/libglib-2.0.so.0(g_main_loop_run+0x1a9)[0xb7734179]
> /usr/lib/libgtk-x11-2.0.so.0(gtk_main+0xb4)[0xb7b25044]
> gnome-terminal(main+0x754)[0x8064374]
> /lib/tls/i686/cmov/libc.so.6(__libc_start_main+0xdc)[0xb74deebc]
> gnome-terminal[0x8059471]
> ======= Memory map: ========
> 08048000-0808e000 r-xp 00000000 08:02 39991 /usr/bin/gnome-terminal
> 0808e000-08090000 rw-p 00046000 08:02 39991 /usr/bin/gnome-terminal
> 08090000-08a6a000 rw-p 08090000 00:00 0 [heap]
> aee78000-aff95000 r--p 00000000 08:02 69837 /usr/local/share/fonts/ukai.ttf
> aff95000-b17d9000 r--p 00000000 08:02 69881 /usr/local/share/fonts/uming.ttf
> b17d9000-b2e0c000 r--p 00000000 08:02 11910 /usr/local/share/fonts/ARIALUNI.TTF
> b314c000-b314d000 ---p b314c000 00:00 0
> b314d000-b394d000 rw-p b314d000 00:00 0
> b394d000-b39ca000 r--p 00000000 08:02 809 /usr/lib/locale/ja_JP.utf8/LC_CTYPE
> b39ca000-b39dc000 r-xp 00000000 08:02 19210 /usr/lib/scim-1.0/1.4.0/IMEngine/socket.so
> b39dc000-b39dd000 rw-p 00011000 08:02 19210 /usr/lib/scim-1.0/1.4.0/IMEngine/socket.so
> b39dd000-b3a18000 r--p 00000000 08:02 25511 /usr/lib/locale/en_US.utf8/LC_CTYPE
> b3a18000-b3af7000 r-xp 00000000 08:02 39725 /usr/lib/libstdc++.so.6.0.8
> b3af7000-b3afa000 r--p 000de000 08:02 39725 /usr/lib/libstdc++.so.6.0.8
> b3afa000-b3afc000 rw-p 000e1000 08:02 39725 /usr/lib/libstdc++.so.6.0.8
> b3afc000-b3b02000 rw-p b3afc000 00:00 0
> b3b02000-b3bd6000 r-xp 00000000 08:02 103469 /usr/lib/libscim-1.0.so.8.1.0
> b3bd6000-b3be4000 rw-p 000d4000 08:02 103469 /usr/lib/libscim-1.0.so.8.1.0
> b3be4000-b3c05000 r-xp 00000000 08:02 19195 /usr/lib/gtk-2.0/2.10.0/immodules/im-scim.so
> b3c05000-b3c06000 rw-p 00021000 08:02 19195 /usr/lib/gtk-2.0/2.10.0/immodules/im-scim.so
> b3c06000-b3c66000 rw-s 00000000 00:08 23592989 /SYSV00000000 (deleted)
> b4276000-b42a7000 rw-p b4276000 00:00 0
> b4315000-b4351000 r--p 00000000 08:02 3843 /usr/share/fonts/truetype/freefont/FreeSerifBold.ttf
> b4351000-b43bf000 rw-p b4351000 00:00 0
> b43bf000-b4b29000 r--p 00000000 08:02 69842 /usr/local/share/fonts/kochi-gothic-subst.ttf
> b4b35000-b4b4e000 r--p 00000000 08:02 69693 /usr/local/share/fonts/Rekha.ttf
> b4b4e000-b4b54000 r-xp 00000000 08:02 19208 /usr/lib/scim-1.0/1.4.0/Config/socket.so
> b4b54000-b4b55000 rw-p 00005000 08:02 19208 /usr/lib/scim-1.0/1.4.0/Config/socket.so
> b4b68000-b4be8000 rw-p b4b68000 00:00 0
> b4c14000-b4c26000 r--p 00000000 08:02 69880 /usr/local/share/fonts/TSCu_paranari.ttf
> b4c26000-b4c31000 r-xp 00000000 08:02 19352 /lib/libgcc_s.so.1
> b4c31000-b4c32000 rw-p 0000a000 08:02 19352 /lib/libgcc_s.so.1
> b4c32000-b4c63000 rw-p b4c32000 0Aborted (core dumped)
> ---
>
> It's especially fun when I have 10 or so terminals open, and watch them all disappear...
> The pain can be lessened somewhat by passing the --disable-factory option, so only one instance of terminal crashes.
>
>
> Relevant environment...
>
> GTK_IM_MODULE=scim
> LANG=en_GB.UTF-8
> XMODIFIERS=@im=SCIM
>
>
> Possibly related, possibly not - while I am typing in kana, gnome-terminal frequently spits out messages like the following to the console:
>
> (gnome-terminal:14224): Vte-WARNING **: Can not find appropiate font for character U+0019.
> (gnome-terminal:14224): Vte-WARNING **: Can not find appropiate font for character U+b7607158.
>
> They don't seem to do any harm, though.
>
>
> Interestingly, I am also using an NFS home... though I can't see why this could be related.
>
I think this is really related because the bug seems to happen, at least
in my case, with the fnctl system call (file locking), which has
different semantics on nfs than on local fs (nfs 2 and 3 do not support
file loking through the call at all, I think, but I know nothing about
nfs internals...)

David