(gdb) bt full
#0  0x0000000000470a4d in ephy_embed_shell_setup_web_extensions_connection (
    shell=0x7661d0) at ephy-embed-shell.c:532
        error = 0x0
#1  0x0000000000470cb7 in ephy_embed_shell_startup (application=0x7661d0)
    at ephy-embed-shell.c:620
        shell = 0x7661d0
        mode = EPHY_EMBED_SHELL_MODE_BROWSER
        disk_cache_dir = 0x0
        web_context = 0x0
        cookie_manager = 0x7ffff109a26e <malloc+110>
        filename = 0x2 <error: Cannot access memory at address 0x2>
        cookie_policy = 0x552fabce744deb00 <error: Cannot access memory at address 0x552fabce744deb00>
#2  0x000000000042f0ec in ephy_shell_startup (application=0x7661d0)
    at ephy-shell.c:263
        mode = 32767
#3  0x00007ffff1f25484 in ?? () from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#4  0x00007ffff1f3f077 in g_signal_emit_valist ()
   from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#5  0x00007ffff1f3f9cf in g_signal_emit () from /usr/lib/libgobject-2.0.so.0
---Type <return> to continue, or q <return> to quit---
No symbol table info available.
#6  0x00007ffff220a452 in g_application_register ()
   from /usr/lib/libgio-2.0.so.0
No symbol table info available.
#7  0x00007ffff220abf7 in ?? () from /usr/lib/libgio-2.0.so.0
No symbol table info available.
#8  0x00007ffff220af27 in g_application_run () from /usr/lib/libgio-2.0.so.0
No symbol table info available.
#9  0x000000000042eaae in main (argc=1, argv=0x7fffffffe018)
    at ephy-main.c:488
        option_context = 0x6f57f0
        option_group = 0x6f5870
        error = 0x0
        user_time = 0
        arbitrary_url = 0
        ctx = 0x731590
        startup_flags = (unknown: 0)
        mode = EPHY_EMBED_SHELL_MODE_BROWSER
        ephy_shell = 0x7661d0
        status = 32767
        flags = EPHY_FILE_HELPERS_ENSURE_EXISTS
(gdb)