Comment 6 for bug 248492

It seems like there is a bug in the perl-gtk debconf bindings:

Unpacking replacement libpam0g ...
all.deb) ...
Setting up libpam0g (0.99.7.1-5ubuntu1) ...
Checking for services that may need to be restarted...
Checking for services that may need to be restarted...Checking init scripts...
7.2-5ubuntu13_all.deb) ...
*** glibc detected *** /usr/bin/perl: munmap_chunk(): invalid pointer: 0x08d69f40 ***
/usr/lib/libgdk-x11-2.0.so.0[0xb708806f]
/usr/lib/libgdk-x11-2.0.so.0(gdk_window_process_all_updates+0xba)[0xb708873a]
/usr/lib/libgdk-x11-2.0.so.0[0xb708879b]
/usr/lib/libgdk-x11-2.0.so.0[0xb706e5e8]
/usr/lib/libglib-2.0.so.0[0xb7a64551]
/usr/lib/libglib-2.0.so.0(g_main_context_dispatch+0x17c)[0xb7a6611c]
/usr/lib/libglib-2.0.so.0[0xb7a6955f]
/usr/lib/libglib-2.0.so.0(g_main_loop_run+0x1a9)[0xb7a69909]
/usr/lib/libgtk-x11-2.0.so.0(gtk_main+0xb4)[0xb72329e4]
/usr/lib/perl5/auto/Gtk2/Gtk2.so(XS_Gtk2_main+0x91)[0xb754cab1]
/usr/bin/perl(Perl_pp_entersub+0x3ab)[0x80c23ab]
/usr/bin/perl(Perl_runops_standard+0x19)[0x80c0d09]
/usr/bin/perl(perl_run+0x2ea)[0x806727a]
======= Memory map: ========
08048000-0814c000 r-xp 00000000 16:01 7602370 /usr/bin/perl
0814c000-08150000 rw-p 00103000 16:01 7602370 /usr/bin/perl
08150000-08e05000 rw-p 08150000 00:00 0 [heap]
b4c9a000-b4ca4000 r-xp 00000000 16:01 5259279 /lib/libgcc_s.so.1
b4ca4000-b4ca5000 rw-p 0000a000 16:01 5259279 /lib/libgcc_s.so.1
b4cb5000-b5d9d000 r--p 00000000 16:01 8442285 /usr/share/icons/crystalsvg/icon-theme.cache
b5d9d000-b6444000 r--p 00000000 16:01 7930937 /usr/share/icons/gnome/icon-theme.cache
b6444000-b669b000 r--p 000000
b6444000-b669b000 r--p 000000/usr/share/debconf/confmodule: line 42: printf: write error: Broken pipe
GET libpam0g/restart-services
dpkg: error processing libpam0g (--configure):
 subprocess post-installation script killed by signal (Aborted), core dumped
Errors were encountered while processing:
 libpam0g