#0  malloc_consolidate (av=av@entry=0x7fd514000020) at malloc.c:4065
        fb = <optimized out>
        maxfb = 0x7fd514000070
        p = 0xfffffffe
        nextp = <optimized out>
        unsorted_bin = 0x7fd514000078
        first_unsorted = <optimized out>
        nextchunk = <optimized out>
        size = <optimized out>
        nextsize = <optimized out>
        prevsize = <optimized out>
        nextinuse = <optimized out>
        bck = <optimized out>
        fwd = <optimized out>
        __func__ = "malloc_consolidate"
#1  0x00007fd52a193898 in _int_free (av=0x7fd514000020, p=0x7fd514004380, have_lock=0) at malloc.c:3973
        size = 121984
        fb = <optimized out>
        nextchunk = 0x7fd514004430
        nextsize = 121808
        nextinuse = <optimized out>
        prevsize = <optimized out>
        bck = <optimized out>
        fwd = <optimized out>
        errstr = 0x0
        locked = 1
        __func__ = "_int_free"
#2  0x00007fd51fdeb4ea in _M_dispose (__a=..., this=0x7fd514004390) at /usr/include/c++/4.7/bits/basic_string.h:246
No locals.
#3  ~basic_string (this=0x7fd51f514a40, __in_chrg=<optimized out>) at /usr/include/c++/4.7/bits/basic_string.h:536
No locals.
#4  get_extensions<libproxy::config_extension> (this=0x190cdd8) at /build/buildd/libproxy-0.4.11/libmodman/module_manager.hpp:47
        it = {_M_node = 0x18e1f50}
#5  libproxy::proxy_factory::get_config (this=this@entry=0x190cdb0, realurl=..., config=..., ignore=...) at /build/buildd/libproxy-0.4.11/libproxy/proxy.cpp:257
        configs = {<std::_Vector_base<libproxy::config_extension*, std::allocator<libproxy::config_extension*> >> = {_M_impl = {<std::allocator<libproxy::config_extension*>> = {<__gnu_cxx::new_allocator<libproxy::config_extension*>> = {<No data fields>}, <No data fields>}, _M_start = 0x0, _M_finish = 0x0, _M_end_of_storage = 0x0}}, <No data fields>}
#6  0x00007fd51fdec0c4 in libproxy::proxy_factory::get_proxies (this=this@entry=0x190cdb0, realurl=...) at /build/buildd/libproxy-0.4.11/libproxy/proxy.cpp:206
        configs = {<std::_Vector_base<libproxy::url, std::allocator<libproxy::url> >> = {_M_impl = {<std::allocator<libproxy::url>> = {<__gnu_cxx::new_allocator<libproxy::url>> = {<No data fields>}, <No data fields>}, _M_start = 0x0, _M_finish = 0x0, _M_end_of_storage = 0x0}}, <No data fields>}
        ignore = {static npos = <optimized out>, _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0x7fd524d634d8 ""}}
        dst = {m_orig = {static npos = <optimized out>, _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0x7fd5140010d8 "http://geoip.ubuntu.com/"}}, m_scheme = {static npos = <optimized out>, _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0x7fd514001118 "http"}}, m_user = {static npos = <optimized out>, _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0x7fd524d634d8 ""}}, m_pass = {static npos = <optimized out>, _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0x7fd524d634d8 ""}}, m_host = {static npos = <optimized out>, _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0x7fd514001148 "geoip.ubuntu.com"}}, m_port = 80, m_path = {static npos = <optimized out>, _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0x7fd5140011c8 "/"}}, m_ips = 0x0}
        response = {<std::_Vector_base<std::basic_string<char, std::char_traits<char>, std::allocator<char> >, std::allocator<std::basic_string<char, std::char_traits<char>, std::allocator<char> > > >> = {_M_impl = {<std::allocator<std::basic_string<char, std::char_traits<char>, std::allocator<char> > >> = {<__gnu_cxx::new_allocator<std::basic_string<char, std::char_traits<char>, std::allocator<char> > >> = {<No data fields>}, <No data fields>}, _M_start = 0x0, _M_finish = 0x0, _M_end_of_storage = 0x0}}, <No data fields>}
#7  0x00007fd51fdec59d in px_proxy_factory_get_proxies (self=0x190cdb0, url=url@entry=0x1967620 "http://geoip.ubuntu.com/") at /build/buildd/libproxy-0.4.11/libproxy/proxy.cpp:463
        proxies = {<std::_Vector_base<std::basic_string<char, std::char_traits<char>, std::allocator<char> >, std::allocator<std::basic_string<char, std::char_traits<char>, std::allocator<char> > > >> = {_M_impl = {<std::allocator<std::basic_string<char, std::char_traits<char>, std::allocator<char> > >> = {<__gnu_cxx::new_allocator<std::basic_string<char, std::char_traits<char>, std::allocator<char> > >> = {<No data fields>}, <No data fields>}, _M_start = 0x0, _M_finish = 0x0, _M_end_of_storage = 0x0}}, <No data fields>}
        retval = <optimized out>
#8  0x00007fd524d841fe in get_libproxy_proxies (resolver=0x1904d60, uri=0x1967620 "http://geoip.ubuntu.com/", cancellable=<optimized out>, error=error@entry=0x7fd51f514d38) at glibproxyresolver.c:146
        proxies = <optimized out>
#9  0x00007fd524d84284 in _lookup_async (task=0x192f5d0, object=<optimized out>, task_data=<optimized out>, cancellable=<optimized out>) at glibproxyresolver.c:198
        resolver = <optimized out>
        uri = <optimized out>
        error = 0x0
        proxies = 0x0
#10 0x00007fd52af02965 in g_task_thread_pool_thread (thread_data=0x192f5d0, pool_data=<optimized out>) at /build/buildd/glib2.0-2.35.8/./gio/gtask.c:1242
        task = 0x192f5d0
#11 0x00007fd52a7658b2 in g_thread_pool_thread_proxy (data=<optimized out>) at /build/buildd/glib2.0-2.35.8/./glib/gthreadpool.c:309
        task = 0x192f5d0
        pool = 0x19641e0
#12 0x00007fd52a765075 in g_thread_proxy (data=0x1966320) at /build/buildd/glib2.0-2.35.8/./glib/gthread.c:798
        thread = 0x1966320
#13 0x00007fd52a4e2f8e in start_thread (arg=0x7fd51f515700) at pthread_create.c:311
        __res = <optimized out>
        pd = 0x7fd51f515700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140553330185984, 5693690655630724818, 0, 140553537581152, 140735535708400, 4096, -5715573846250844462, -5715532057346928942}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#14 0x00007fd52a20ce1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113
No locals.