.
Thread 2 (process 17590):
#0  0xb6bd8a8a in Parser::getObj () from /usr/lib/libpoppler.so.1
#1  0xb6bd8d1f in Parser::getObj () from /usr/lib/libpoppler.so.1
#2  0xb6bd8d1f in Parser::getObj () from /usr/lib/libpoppler.so.1
#3  0xb6bd8f89 in Parser::getObj () from /usr/lib/libpoppler.so.1
#4  0xb6be5e8e in XRef::fetch () from /usr/lib/libpoppler.so.1
#5  0xb6bd4230 in Object::fetch () from /usr/lib/libpoppler.so.1
#6  0xb6b7aedb in Array::get () from /usr/lib/libpoppler.so.1
#7  0xb6ba0465 in GfxCIDFont::GfxCIDFont () from /usr/lib/libpoppler.so.1
#8  0xb6ba568a in GfxFont::makeFont () from /usr/lib/libpoppler.so.1
#9  0xb6ba587d in GfxFontDict::GfxFontDict () from /usr/lib/libpoppler.so.1
#10 0xb6b91ac0 in GfxResources::GfxResources () from /usr/lib/libpoppler.so.1
#11 0xb6b97146 in Gfx::Gfx () from /usr/lib/libpoppler.so.1
#12 0xb6bd5a61 in Page::createGfx () from /usr/lib/libpoppler.so.1
#13 0xb6bd73bb in Page::displaySlice () from /usr/lib/libpoppler.so.1
#14 0xb771452f in poppler_page_render_to_pixbuf ()
   from /usr/lib/libpoppler-glib.so.1
#15 0x080a30e5 in ?? ()
#16 0x0809edfa in ev_document_thumbnails_get_thumbnail ()
#17 0x0806a9fd in ev_job_thumbnail_run ()
#18 0x08069557 in ?? ()
#19 0x08592a40 in ?? ()
#20 0x085471a8 in ?? ()
#21 0x08164b50 in ?? ()
#22 0xb71e6350 in ?? () from /lib/tls/i686/cmov/libc.so.6
#23 0xb6773358 in ?? ()
#24 0xb6f04c00 in pthread_mutex_unlock ()
   from /lib/tls/i686/cmov/libpthread.so.0
#25 0x08069bac in ?? ()
#26 0x081643b0 in ?? ()
#27 0x081643b0 in ?? ()
#28 0xb6773388 in ?? ()
#29 0xb71e6376 in pthread_mutex_unlock () from /lib/tls/i686/cmov/libc.so.6
#30 0xb730770f in ?? () from /usr/lib/libglib-2.0.so.0
#31 0x00000000 in ?? ()
.
Thread 1 (process 17589):
#0  0xb771550e in poppler_attachment_save_to_callback ()
   from /usr/lib/libpoppler-glib.so.1
#1  0x080a39c9 in ?? ()
#2  0x0809dd2b in ev_document_get_attachments ()
#3  0x0808b7dc in ?? ()
#4  0x08620c00 in ?? ()
#5  0x080d266b in ?? ()
#6  0x0808b950 in ?? ()
#7  0x08541c60 in ?? ()
#8  0x00000000 in ?? ()