Comment 2 for bug 1349558

StacktraceTop:
 __libc_message (do_abort=do_abort@entry=1, fmt=fmt@entry=0x7f7dfac62ba8 "*** Error in `%s': %s: 0x%s ***\n") at ../sysdeps/posix/libc_fatal.c:175
 malloc_printerr (ptr=<optimized out>, str=0x7f7dfac62cd8 "double free or corruption (out)", action=1) at malloc.c:4996
 _int_free (av=<optimized out>, p=<optimized out>, have_lock=0) at malloc.c:3840
 DocumentsSection::layout (this=this@entry=0x1c12300, cr=cr@entry=0x1d4a9d0) at /build/buildd/mysql-workbench-6.1.7+dfsg/backend/wbprivate/workbench/home_screen.cpp:3108
 DocumentsSection::repaint (this=0x1c12300, cr=0x1d4a9d0, areax=<optimized out>, areay=<optimized out>, areaw=<optimized out>, areah=<optimized out>) at /build/buildd/mysql-workbench-6.1.7+dfsg/backend/wbprivate/workbench/home_screen.cpp:3136