#0  0x00007ffff6a66405 in raise (sig=<value optimized out>) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
#1  0x00007ffff6a69680 in abort () at abort.c:92
#2  0x00007ffff6a9cdbb in __libc_message (do_abort=<value optimized out>, fmt=<value optimized out>) at ../sysdeps/unix/sysv/linux/libc_fatal.c:189
#3  0x00007ffff6aa6606 in malloc_printerr (action=3, str=0x7ffff6b7d2a8 "double free or corruption (!prev)", ptr=<value optimized out>) at malloc.c:6283
#4  0x00007ffff6aab33c in __libc_free (mem=<value optimized out>) at malloc.c:3738
#5  0x00007ffff788e447 in g_slist_foreach (list=<value optimized out>, func=0x7ffff7f80780 <a2dp_unregister_sep>, user_data=0x0) at /tmp/buildd/glib2.0-2.28.6/./glib/gslist.c:880
#6  0x00007ffff788e46b in g_slist_free_full (list=0x7ffff82132b0, free_func=<value optimized out>) at /tmp/buildd/glib2.0-2.28.6/./glib/gslist.c:209
#7  0x00007ffff7f82820 in a2dp_unregister (src=0x7fffffffe410) at audio/a2dp.c:1551
#8  0x00007ffff7f738bd in a2dp_server_remove (adapter=0x7ffff8212aa0) at audio/manager.c:1032
#9  0x00007ffff788e447 in g_slist_foreach (list=<value optimized out>, func=0x7ffff7fc7190 <remove_driver>, user_data=0x7ffff8212aa0) at /tmp/buildd/glib2.0-2.28.6/./glib/gslist.c:
880
#10 0x00007ffff7fca63e in unload_drivers (adapter=0x7ffff8212aa0) at src/adapter.c:2329
#11 adapter_remove (adapter=0x7ffff8212aa0) at src/adapter.c:2578
#12 0x00007ffff7fc6b42 in manager_cleanup (conn=0x7ffff820cb20, path=<value optimized out>) at src/manager.c:306
#13 0x00007ffff7f6f049 in disconnect_dbus (argc=1, argv=0x7fffffffe668) at src/main.c:304
#14 main (argc=1, argv=0x7fffffffe668) at src/main.c:481