#0  0x00007fabad085418 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:54
        resultvar = 0
        pid = 29848
        selftid = 29848
#1  0x00007fabad08701a in __GI_abort () at abort.c:89
        save_stage = 2
        act = {__sigaction_handler = {sa_handler = 0x2020202020202020, sa_sigaction = 0x2020202020202020}, sa_mask = {__val = {7219024050048213024, 7092923592486186354, 7306008615358522730, 3966027933028738412, 3906932258180850022, 7089059675625238576, 3472328326427062370, 3472310980132172320, 3467824696600309808, 729636054439574064, 4050478113981818423, 7018357736525017143, 3472338226292744802, 3467895053655089200, 2319406791620833328, 2319389199435444272}}, sa_flags = 1634088714, sa_restorer = 0x55}
        sigs = {__val = {32, 0 <repeats 15 times>}}
#2  0x00007fabad0c772a in __libc_message (do_abort=do_abort@entry=2, fmt=fmt@entry=0x7fabad1e06b0 "*** Error in `%s': %s: 0x%s ***\n") at ../sysdeps/posix/libc_fatal.c:175
        ap = <error reading variable ap (Attempt to dereference a generic pointer.)>
        fd = 2
        on_2 = <optimized out>
        list = <optimized out>
        nlist = <optimized out>
        cp = <optimized out>
        written = <optimized out>
#3  0x00007fabad0cff4a in malloc_printerr (ar_ptr=<optimized out>, ptr=<optimized out>, str=0x7fabad1dd48f "free(): invalid pointer", action=3) at malloc.c:5007
        buf = "00000000082dcf30"
        cp = <optimized out>
        ar_ptr = <optimized out>
        str = 0x7fabad1dd48f "free(): invalid pointer"
        action = 3
#4  _int_free (av=<optimized out>, p=<optimized out>, have_lock=0) at malloc.c:3868
        size = <optimized out>
        fb = <optimized out>
        nextchunk = <optimized out>
        nextsize = <optimized out>
        nextinuse = <optimized out>
        prevsize = <optimized out>
        bck = <optimized out>
        fwd = <optimized out>
        errstr = <optimized out>
        locked = <optimized out>
#5  0x00007fabad0d3abc in __GI___libc_free (mem=<optimized out>) at malloc.c:2969
        ar_ptr = <optimized out>
        p = <optimized out>
        hook = <optimized out>
#6  0x00007fabad69ff39 in g_strfreev () from /tmp/apport_sandbox_Ypcjlo/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#7  0x00007fabade30f2d in g_themed_icon_finalize () from /tmp/apport_sandbox_Ypcjlo/usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#8  0x00007fabad95bd9a in g_object_unref () from /tmp/apport_sandbox_Ypcjlo/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#9  0x00007fab728ea92c in desktop_entry_unref () from /tmp/apport_sandbox_Ypcjlo/usr/lib/x86_64-linux-gnu/libgnome-menu-3.so.0
No symbol table info available.
#10 0x00007fabad69e0ad in g_slist_foreach () from /tmp/apport_sandbox_Ypcjlo/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#11 0x00007fab728eb5b2 in cached_dir_free () from /tmp/apport_sandbox_Ypcjlo/usr/lib/x86_64-linux-gnu/libgnome-menu-3.so.0
No symbol table info available.
#12 0x00007fabad69e0ad in g_slist_foreach () from /tmp/apport_sandbox_Ypcjlo/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#13 0x00007fab728eb5d5 in cached_dir_free () from /tmp/apport_sandbox_Ypcjlo/usr/lib/x86_64-linux-gnu/libgnome-menu-3.so.0
No symbol table info available.
#14 0x00007fabad69e0ad in g_slist_foreach () from /tmp/apport_sandbox_Ypcjlo/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#15 0x00007fab728eb5d5 in cached_dir_free () from /tmp/apport_sandbox_Ypcjlo/usr/lib/x86_64-linux-gnu/libgnome-menu-3.so.0
No symbol table info available.
#16 0x00007fabad69e0ad in g_slist_foreach () from /tmp/apport_sandbox_Ypcjlo/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#17 0x00007fab728eb5d5 in cached_dir_free () from /tmp/apport_sandbox_Ypcjlo/usr/lib/x86_64-linux-gnu/libgnome-menu-3.so.0
No symbol table info available.
#18 0x00007fab728eb82e in cached_dir_remove_reference () from /tmp/apport_sandbox_Ypcjlo/usr/lib/x86_64-linux-gnu/libgnome-menu-3.so.0
No symbol table info available.
#19 0x00007fab728eb89e in emit_monitors_in_idle () from /tmp/apport_sandbox_Ypcjlo/usr/lib/x86_64-linux-gnu/libgnome-menu-3.so.0
No symbol table info available.
#20 0x00007fabad68005a in g_main_context_dispatch () from /tmp/apport_sandbox_Ypcjlo/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#21 0x00007fabad680400 in g_main_context_iterate.isra () from /tmp/apport_sandbox_Ypcjlo/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#22 0x00007fabad680722 in g_main_loop_run () from /tmp/apport_sandbox_Ypcjlo/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#23 0x00007fabaf03269c in meta_run () from /tmp/apport_sandbox_Ypcjlo/usr/lib/libmutter.so.0
No symbol table info available.
#24 0x0000000000402197 in main ()
No symbol table info available.