.
Thread 9 (Thread 0x7fdd27ffd700 (LWP 28285)):
#0  0x00007fdd8b16a39d in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007fdd8b8ceee4 in g_main_dispatch (context=0x7fdd180010e0) at /build/buildd/glib2.0-2.43.0~git20141021.4125415e/./glib/gmain.c:3136
        dispatch = <optimized out>
        prev_source = <optimized out>
        was_in_call = 28201808
        user_data = 0x0
        callback = 0x0
        cb_funcs = <optimized out>
        cb_data = <optimized out>
        need_destroy = <optimized out>
        source = 0x7fdd8b8de310 <g_pattern_spec_new+528>
        current = 0xffffffff
        i = 1
#2  g_main_context_dispatch (context=0x7fdd180010e0) at /build/buildd/glib2.0-2.43.0~git20141021.4125415e/./glib/gmain.c:3721
No locals.
#3  0x00007fdd82a3eeaa in WTF::wtfThreadEntryPoint (param=0x7fdd8b8cf272 <g_main_context_iteration+66>) at ../Source/WTF/wtf/ThreadingPthreads.cpp:170
        invocation = {_M_t = {<std::_Tuple_impl<0ul, WTF::ThreadFunctionInvocation*, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Tuple_impl<1ul, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Tuple_impl<2ul>> = {<No data fields>}, <std::_Head_base<1ul, std::default_delete<WTF::ThreadFunctionInvocation>, true>> = {<std::default_delete<WTF::ThreadFunctionInvocation>> = {<No data fields>}, <No data fields>}, <No data fields>}, <std::_Head_base<0ul, WTF::ThreadFunctionInvocation*, false>> = {_M_head_impl = 0x7fdd8b8cf272 <g_main_context_iteration+66>}, <No data fields>}, <No data fields>}}
#4  0x00007fdd8b4470a5 in start_thread (arg=0x7fdd27ffd700) at pthread_create.c:309
        __res = <optimized out>
        pd = 0x7fdd27ffd700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140587835578112, 9109899360773145172, 0, 0, 140587835578816, 140587835578112, -9090917391550840236, -9090573318088883628}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#5  0x00007fdd8b17484d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
No locals.
.
Thread 8 (Thread 0x7fdd2695c700 (LWP 28291)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
No locals.
#1  0x00007fdd8b9135e7 in g_system_thread_new (thread_func=0x1b5de68, stack_size=<optimized out>, error=0x1) at /build/buildd/glib2.0-2.43.0~git20141021.4125415e/./glib/gthread-posix.c:1168
        thread = 0x0
        attr = {__size = "a\234\000\000\000\000\000\000\264n>$\000\000\000\000\016\000\000\000\000\000\000\000\274\304\232;", '\000' <repeats 13 times>, "j\035\065d%|sx\336\265\001\000\000\000", __align = 40033}
        ret = <optimized out>
        __FUNCTION__ = "g_system_thread_new"
#2  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 7 (Thread 0x7fdd71a35700 (LWP 28284)):
#0  0x00007fdd8b16a39d in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007fdd8b8ceee4 in g_main_dispatch (context=0x7fdd200010e0) at /build/buildd/glib2.0-2.43.0~git20141021.4125415e/./glib/gmain.c:3136
        dispatch = <optimized out>
        prev_source = <optimized out>
        was_in_call = 25521648
        user_data = 0x0
        callback = 0x0
        cb_funcs = <optimized out>
        cb_data = <optimized out>
        need_destroy = <optimized out>
        source = 0x7fdd8b8de310 <g_pattern_spec_new+528>
        current = 0xffffffff
        i = 1
#2  g_main_context_dispatch (context=0x7fdd200010e0) at /build/buildd/glib2.0-2.43.0~git20141021.4125415e/./glib/gmain.c:3721
No locals.
#3  0x00007fdd82a3eeaa in WTF::wtfThreadEntryPoint (param=0x7fdd8b8cf272 <g_main_context_iteration+66>) at ../Source/WTF/wtf/ThreadingPthreads.cpp:170
        invocation = {_M_t = {<std::_Tuple_impl<0ul, WTF::ThreadFunctionInvocation*, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Tuple_impl<1ul, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Tuple_impl<2ul>> = {<No data fields>}, <std::_Head_base<1ul, std::default_delete<WTF::ThreadFunctionInvocation>, true>> = {<std::default_delete<WTF::ThreadFunctionInvocation>> = {<No data fields>}, <No data fields>}, <No data fields>}, <std::_Head_base<0ul, WTF::ThreadFunctionInvocation*, false>> = {_M_head_impl = 0x7fdd8b8cf272 <g_main_context_iteration+66>}, <No data fields>}, <No data fields>}}
#4  0x00007fdd8b4470a5 in start_thread (arg=0x7fdd71a35700) at pthread_create.c:309
        __res = <optimized out>
        pd = 0x7fdd71a35700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140589071030016, 9109899360773145172, 0, 0, 140589071030720, 140589071030016, -9091010124189728172, -9090573318088883628}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#5  0x00007fdd8b17484d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
No locals.
.
Thread 6 (Thread 0x7fdd78bcb700 (LWP 28281)):
#0  0x00007fdd8b16a39d in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007fdd8b8ceee4 in g_main_dispatch (context=0x7fdd6c0010c0) at /build/buildd/glib2.0-2.43.0~git20141021.4125415e/./glib/gmain.c:3136
        dispatch = <optimized out>
        prev_source = <optimized out>
        was_in_call = 1946228256
        user_data = 0x0
        callback = 0x0
        cb_funcs = <optimized out>
        cb_data = <optimized out>
        need_destroy = <optimized out>
        source = 0x7fdd8b8de310 <g_pattern_spec_new+528>
        current = 0xffffffff
        i = 3
#2  g_main_context_dispatch (context=0x7fdd6c0010c0) at /build/buildd/glib2.0-2.43.0~git20141021.4125415e/./glib/gmain.c:3721
No locals.
#3  0x00007fdd8bec0f06 in continue_writing (worker=0x7fdd740115b0) at /build/buildd/glib2.0-2.43.0~git20141021.4125415e/./gio/gdbusprivate.c:1443
        _g_boolean_var_ = 1
        data = 0x7fdd8b8cf272 <g_main_context_iteration+66>
        flush_async_data = 0x0
        __FUNCTION__ = "continue_writing"
#4  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 5 (Thread 0x7fdd793cc700 (LWP 28280)):
#0  0x00007fdd8b16a39d in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007fdd8b8ceee4 in g_main_dispatch (context=0x7fdd740010e0) at /build/buildd/glib2.0-2.43.0~git20141021.4125415e/./glib/gmain.c:3136
        dispatch = <optimized out>
        prev_source = <optimized out>
        was_in_call = 19138688
        user_data = 0x0
        callback = 0x0
        cb_funcs = <optimized out>
        cb_data = <optimized out>
        need_destroy = <optimized out>
        source = 0x7fdd8b8de310 <g_pattern_spec_new+528>
        current = 0xffffffff
        i = 1
#2  g_main_context_dispatch (context=0x7fdd740010e0) at /build/buildd/glib2.0-2.43.0~git20141021.4125415e/./glib/gmain.c:3721
No locals.
#3  0x00007fdd8b8f5925 in g_test_build_filename (file_type=(unknown: 1946161376), first_path=0x1 <error: Cannot access memory at address 0x1>) at /build/buildd/glib2.0-2.43.0~git20141021.4125415e/./glib/gtestutils.c:3246
        result = <optimized out>
        ap = {{gp_offset = 891120128, fp_offset = 1937515876, overflow_arg_area = 0x0, reg_save_area = 0x7fdd8b8ce729 <g_main_context_prepare+441>}}
        __FUNCTION__ = "g_test_build_filename"
#4  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 4 (Thread 0x7fdd72338700 (LWP 28283)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
No locals.
#1  0x00007fdd82a25a94 in WTF::TCMalloc_PageHeap::scavengerThread (this=0x7fdd82d28c80 <WTF::pageheap_memory>) at ../Source/WTF/wtf/FastMalloc.cpp:2880
No locals.
#2  0x00007fdd82a25ab9 in WTF::TCMalloc_PageHeap::runScavengerThread (context=<optimized out>) at ../Source/WTF/wtf/FastMalloc.cpp:2048
No locals.
#3  0x00007fdd8b4470a5 in start_thread (arg=0x7fdd72338700) at pthread_create.c:309
        __res = <optimized out>
        pd = 0x7fdd72338700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140589080479488, 9109899360773145172, 0, 0, 140589080480192, 140589080479488, -9091015759723691436, -9090573318088883628}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#4  0x00007fdd8b17484d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
No locals.
.
Thread 3 (Thread 0x7fdd25952700 (LWP 28293)):
#0  0x00007fdd8b16a39d in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007fdd8b8ceee4 in g_main_dispatch (context=0x7fdd140010e0) at /build/buildd/glib2.0-2.43.0~git20141021.4125415e/./glib/gmain.c:3136
        dispatch = <optimized out>
        prev_source = <optimized out>
        was_in_call = 29617152
        user_data = 0x0
        callback = 0x0
        cb_funcs = <optimized out>
        cb_data = <optimized out>
        need_destroy = <optimized out>
        source = 0x7fdd8b8de310 <g_pattern_spec_new+528>
        current = 0xffffffff
        i = 2
#2  g_main_context_dispatch (context=0x7fdd140010e0) at /build/buildd/glib2.0-2.43.0~git20141021.4125415e/./glib/gmain.c:3721
No locals.
#3  0x00007fdd82a3eeaa in WTF::wtfThreadEntryPoint (param=0x7fdd8b8cf272 <g_main_context_iteration+66>) at ../Source/WTF/wtf/ThreadingPthreads.cpp:170
        invocation = {_M_t = {<std::_Tuple_impl<0ul, WTF::ThreadFunctionInvocation*, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Tuple_impl<1ul, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Tuple_impl<2ul>> = {<No data fields>}, <std::_Head_base<1ul, std::default_delete<WTF::ThreadFunctionInvocation>, true>> = {<std::default_delete<WTF::ThreadFunctionInvocation>> = {<No data fields>}, <No data fields>}, <No data fields>}, <std::_Head_base<0ul, WTF::ThreadFunctionInvocation*, false>> = {_M_head_impl = 0x7fdd8b8cf272 <g_main_context_iteration+66>}, <No data fields>}, <No data fields>}}
#4  0x00007fdd8b4470a5 in start_thread (arg=0x7fdd25952700) at pthread_create.c:309
        __res = <optimized out>
        pd = 0x7fdd25952700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140587795031808, 9109899360773145172, 0, 0, 140587795032512, 140587795031808, -9090913759619120556, -9090573318088883628}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#5  0x00007fdd8b17484d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
No locals.
.
Thread 2 (Thread 0x7fdd72b39700 (LWP 28282)):
#0  0x00007fdd8b16a39d in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007fdd8b8ceee4 in g_main_dispatch (context=0x7fdd680008c0) at /build/buildd/glib2.0-2.43.0~git20141021.4125415e/./glib/gmain.c:3136
        dispatch = <optimized out>
        prev_source = <optimized out>
        was_in_call = 19388736
        user_data = 0x0
        callback = 0x0
        cb_funcs = <optimized out>
        cb_data = <optimized out>
        need_destroy = <optimized out>
        source = 0x7fdd8b8de310 <g_pattern_spec_new+528>
        current = 0xffffffff
        i = 2
#2  g_main_context_dispatch (context=0x7fdd680008c0) at /build/buildd/glib2.0-2.43.0~git20141021.4125415e/./glib/gmain.c:3721
No locals.
#3  0x00007fdd8b8f5925 in g_test_build_filename (file_type=(unknown: 1744832704), first_path=0x2 <error: Cannot access memory at address 0x2>) at /build/buildd/glib2.0-2.43.0~git20141021.4125415e/./glib/gtestutils.c:3246
        result = <optimized out>
        ap = {{gp_offset = 891120128, fp_offset = 1937515876, overflow_arg_area = 0x7fdd72b39700, reg_save_area = 0x7fdd8b8ce729 <g_main_context_prepare+441>}}
        __FUNCTION__ = "g_test_build_filename"
#4  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 1 (Thread 0x7fdd8cbd9a40 (LWP 28271)):
#0  0x0000000000000000 in ?? ()
No symbol table info available.
#1  0x00007fdd8bba4245 in g_cclosure_marshal_generic_va (closure=<error reading variable: Cannot access memory at address 0xffffffffffffff40>, return_value=<error reading variable: Cannot access memory at address 0xffffffffffffff20>, instance=<error reading variable: Cannot access memory at address 0xffffffffffffff68>, args_list=<optimized out>, marshal_data=<error reading variable: Cannot access memory at address 0xffffffffffffff18>, n_params=<error reading variable: Cannot access memory at address 0xffffffffffffff4c>, param_types=<error reading variable: Cannot access memory at address 0x10>) at /build/buildd/glib2.0-2.43.0~git20141021.4125415e/./gobject/gclosure.c:1552
        type = 18762976
        fundamental = <optimized out>
        rtype = <error reading variable rtype (Cannot access memory at address 0xffffffffffffff38)>
        rvalue = <error reading variable rvalue (Cannot access memory at address 0xffffffffffffff80)>
        n_args = <error reading variable n_args (Cannot access memory at address 0xffffffffffffff48)>
        atypes = <error reading variable atypes (Cannot access memory at address 0xffffffffffffff60)>
        args = <error reading variable args (Cannot access memory at address 0xffffffffffffff58)>
        storage = <error reading variable storage (Cannot access memory at address 0xffffffffffffff30)>
        i = <optimized out>
        cif = <error reading variable cif (Cannot access memory at address 0xffffffffffffffa0)>
        cc = <error reading variable cc (Cannot access memory at address 0xffffffffffffff40)>
        enum_tmpval = <optimized out>
        tmpval_used = <error reading variable tmpval_used (Cannot access memory at address 0xffffffffffffff7c)>
        args_copy = <error reading variable args_copy (Cannot access memory at address 0xffffffffffffff88)>
Backtrace stopped: previous frame inner to this frame (corrupt stack?)