.
Thread 13 (LWP 3557):
#0  0x00007f4a1299a0bd in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007f4a134f59d6 in g_main_context_iterate.isra () from /tmp/apport_sandbox_9Gtp5t/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f4a134f5d62 in g_main_loop_run () from /tmp/apport_sandbox_9Gtp5t/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f4a170f4820 in WTF::RunLoop::run () at ./Source/WTF/wtf/glib/RunLoopGLib.cpp:94
        runLoop = @0x7f4a01fc3000: {<WTF::FunctionDispatcher> = {<WTF::ThreadSafeRefCounted<WTF::FunctionDispatcher>> = {<WTF::ThreadSafeRefCountedBase> = {m_refCount = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = 1}, <No data fields>}}, <No data fields>}, _vptr.FunctionDispatcher = 0x7f4a172b3f20 <vtable for WTF::RunLoop+16>}, m_functionQueueLock = {m_mutex = {__data = {__lock = 0, __count = 0, __owner = 0, __nusers = 0, __kind = 512, __spins = 0, __elision = 0, __list = {__prev = 0x0, __next = 0x0}}, __size = '\000' <repeats 17 times>, "\002", '\000' <repeats 21 times>, __align = 0}}, m_functionQueue = {m_start = 5, m_end = 5, m_buffer = {<WTF::VectorBufferBase<WTF::Function<void()> >> = {m_buffer = 0x7f4a01fcc480, m_capacity = 16, m_size = 0}, <No data fields>}}, m_mainContext = {m_ptr = 0x7f4990000900}, m_mainLoops = {<WTF::VectorBuffer<WTF::GRefPtr<_GMainLoop>, 0ul>> = {<WTF::VectorBufferBase<WTF::GRefPtr<_GMainLoop> >> = {m_buffer = 0x7f4a01fcc200, m_capacity = 16, m_size = 1}, <No data fields>}, <No data fields>}, m_source = {m_ptr = 0x7f4990001260}}
        nestedMainLoop = <optimized out>
#4  0x00007f4a170f3492 in operator() (__closure=0x7f49acfdab40) at ./Source/WTF/wtf/generic/WorkQueueGeneric.cpp:58
        this = 0x7f4a01ffb438
#5  std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &) (__functor=...) at /usr/include/c++/6/functional:1740
No locals.
#6  0x00007f4a170ce155 in operator() (this=0x7f49acfdab40) at /usr/include/c++/6/functional:2136
No locals.
#7  WTF::threadEntryPoint (contextData=0x7f4a01ff32d0) at ./Source/WTF/wtf/Threading.cpp:60
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f4a01ffb438, _M_const_object = 0x7f4a01ffb438, _M_function_pointer = 0x7f4a01ffb438, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f4a01ffb438}, _M_pod_data = "8\264\377\001J\177\000\000\000\000\000\000\000\000\000"}, _M_manager = 0x7f4a170f3230 <std::_Function_base::_Base_manager<WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f4a170f33f0 <std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#8  0x00007f4a170f1f7a in WTF::wtfThreadEntryPoint (param=0x7f4a01ff9180) at ./Source/WTF/wtf/ThreadingPthreads.cpp:164
        invocation = {_M_t = {<std::_Tuple_impl<0ul, WTF::ThreadFunctionInvocation*, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Tuple_impl<1ul, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<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 = 0x7f4a01ff9180}, <No data fields>}, <No data fields>}}
#9  0x00007f4a12c6c70a in start_thread (arg=0x7f49acfdb700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f49acfdb700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139954411648768, 4182374396305089130, 0, 140737289609711, 139954411649472, 139954411648768, -4280215552649846166, -4278733181887307158}, 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"
#10 0x00007f4a129a60af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 12 (LWP 3521):
#0  0x00007f4a1299a0bd in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007f4a134f59d6 in g_main_context_iterate.isra () from /tmp/apport_sandbox_9Gtp5t/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f4a134f5d62 in g_main_loop_run () from /tmp/apport_sandbox_9Gtp5t/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f4a13adc4e6 in gdbus_shared_thread_func () from /tmp/apport_sandbox_9Gtp5t/usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#4  0x00007f4a1351d305 in g_thread_proxy () from /tmp/apport_sandbox_9Gtp5t/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f4a12c6c70a in start_thread (arg=0x7f4a00c42700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f4a00c42700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139955817162496, 4182374396305089130, 0, 140737289608303, 139955817163200, 139955817162496, -4278763988458397078, -4278733181887307158}, 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"
#6  0x00007f4a129a60af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 11 (LWP 3558):
#0  0x00007f4a1299a0bd in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007f4a134f59d6 in g_main_context_iterate.isra () from /tmp/apport_sandbox_9Gtp5t/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f4a134f5d62 in g_main_loop_run () from /tmp/apport_sandbox_9Gtp5t/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f4a170f4820 in WTF::RunLoop::run () at ./Source/WTF/wtf/glib/RunLoopGLib.cpp:94
        runLoop = @0x7f4a01fbd000: {<WTF::FunctionDispatcher> = {<WTF::ThreadSafeRefCounted<WTF::FunctionDispatcher>> = {<WTF::ThreadSafeRefCountedBase> = {m_refCount = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = 1}, <No data fields>}}, <No data fields>}, _vptr.FunctionDispatcher = 0x7f4a172b3f20 <vtable for WTF::RunLoop+16>}, m_functionQueueLock = {m_mutex = {__data = {__lock = 0, __count = 0, __owner = 0, __nusers = 0, __kind = 512, __spins = 0, __elision = 0, __list = {__prev = 0x0, __next = 0x0}}, __size = '\000' <repeats 17 times>, "\002", '\000' <repeats 21 times>, __align = 0}}, m_functionQueue = {m_start = 0, m_end = 0, m_buffer = {<WTF::VectorBufferBase<WTF::Function<void()> >> = {m_buffer = 0x0, m_capacity = 0, m_size = 0}, <No data fields>}}, m_mainContext = {m_ptr = 0x7f498c000900}, m_mainLoops = {<WTF::VectorBuffer<WTF::GRefPtr<_GMainLoop>, 0ul>> = {<WTF::VectorBufferBase<WTF::GRefPtr<_GMainLoop> >> = {m_buffer = 0x7f4a01fbc000, m_capacity = 16, m_size = 1}, <No data fields>}, <No data fields>}, m_source = {m_ptr = 0x7f498c001260}}
        nestedMainLoop = <optimized out>
#4  0x00007f4a170f3492 in operator() (__closure=0x7f4997ffeb40) at ./Source/WTF/wtf/generic/WorkQueueGeneric.cpp:58
        this = 0x7f4a01ffb488
#5  std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &) (__functor=...) at /usr/include/c++/6/functional:1740
No locals.
#6  0x00007f4a170ce155 in operator() (this=0x7f4997ffeb40) at /usr/include/c++/6/functional:2136
No locals.
#7  WTF::threadEntryPoint (contextData=0x7f4a01ff3320) at ./Source/WTF/wtf/Threading.cpp:60
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f4a01ffb488, _M_const_object = 0x7f4a01ffb488, _M_function_pointer = 0x7f4a01ffb488, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f4a01ffb488, this adjustment 139955837710440}, _M_pod_data = "\210\264\377\001J\177\000\000h\260\375\001J\177\000"}, _M_manager = 0x7f4a170f3230 <std::_Function_base::_Base_manager<WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f4a170f33f0 <std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#8  0x00007f4a170f1f7a in WTF::wtfThreadEntryPoint (param=0x7f4a01ff91b0) at ./Source/WTF/wtf/ThreadingPthreads.cpp:164
        invocation = {_M_t = {<std::_Tuple_impl<0ul, WTF::ThreadFunctionInvocation*, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Tuple_impl<1ul, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<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 = 0x7f4a01ff91b0}, <No data fields>}, <No data fields>}}
#9  0x00007f4a12c6c70a in start_thread (arg=0x7f4997fff700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f4997fff700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139954059474688, 4182374396305089130, 0, 140737289609727, 139954059475392, 139954059474688, -4280134173757005206, -4278733181887307158}, 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"
#10 0x00007f4a129a60af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 10 (LWP 3559):
#0  0x00007f4a1299a0bd in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007f4a134f59d6 in g_main_context_iterate.isra () from /tmp/apport_sandbox_9Gtp5t/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f4a134f5d62 in g_main_loop_run () from /tmp/apport_sandbox_9Gtp5t/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f4a170f4820 in WTF::RunLoop::run () at ./Source/WTF/wtf/glib/RunLoopGLib.cpp:94
        runLoop = @0x7f4a01fba000: {<WTF::FunctionDispatcher> = {<WTF::ThreadSafeRefCounted<WTF::FunctionDispatcher>> = {<WTF::ThreadSafeRefCountedBase> = {m_refCount = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = 1}, <No data fields>}}, <No data fields>}, _vptr.FunctionDispatcher = 0x7f4a172b3f20 <vtable for WTF::RunLoop+16>}, m_functionQueueLock = {m_mutex = {__data = {__lock = 0, __count = 0, __owner = 0, __nusers = 0, __kind = 512, __spins = 0, __elision = 0, __list = {__prev = 0x0, __next = 0x0}}, __size = '\000' <repeats 17 times>, "\002", '\000' <repeats 21 times>, __align = 0}}, m_functionQueue = {m_start = 0, m_end = 0, m_buffer = {<WTF::VectorBufferBase<WTF::Function<void()> >> = {m_buffer = 0x0, m_capacity = 0, m_size = 0}, <No data fields>}}, m_mainContext = {m_ptr = 0x7f4984000900}, m_mainLoops = {<WTF::VectorBuffer<WTF::GRefPtr<_GMainLoop>, 0ul>> = {<WTF::VectorBufferBase<WTF::GRefPtr<_GMainLoop> >> = {m_buffer = 0x7f4a01fb9000, m_capacity = 16, m_size = 1}, <No data fields>}, <No data fields>}, m_source = {m_ptr = 0x7f4984001260}}
        nestedMainLoop = <optimized out>
#4  0x00007f4a170f3492 in operator() (__closure=0x7f49977fdb40) at ./Source/WTF/wtf/generic/WorkQueueGeneric.cpp:58
        this = 0x7f4a01ffb4b0
#5  std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &) (__functor=...) at /usr/include/c++/6/functional:1740
No locals.
#6  0x00007f4a170ce155 in operator() (this=0x7f49977fdb40) at /usr/include/c++/6/functional:2136
No locals.
#7  WTF::threadEntryPoint (contextData=0x7f4a01ff3370) at ./Source/WTF/wtf/Threading.cpp:60
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f4a01ffb4b0, _M_const_object = 0x7f4a01ffb4b0, _M_function_pointer = 0x7f4a01ffb4b0, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f4a01ffb4b0, this adjustment 139956191030274}, _M_pod_data = "\260\264\377\001J\177\000\000\002\354\f\027J\177\000"}, _M_manager = 0x7f4a170f3230 <std::_Function_base::_Base_manager<WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f4a170f33f0 <std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#8  0x00007f4a170f1f7a in WTF::wtfThreadEntryPoint (param=0x7f4a01ff91d0) at ./Source/WTF/wtf/ThreadingPthreads.cpp:164
        invocation = {_M_t = {<std::_Tuple_impl<0ul, WTF::ThreadFunctionInvocation*, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Tuple_impl<1ul, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<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 = 0x7f4a01ff91d0}, <No data fields>}, <No data fields>}}
#9  0x00007f4a12c6c70a in start_thread (arg=0x7f49977fe700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f49977fe700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139954051081984, 4182374396305089130, 0, 140737289609807, 139954051082688, 139954051081984, -4280133075855990166, -4278733181887307158}, 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"
#10 0x00007f4a129a60af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 9 (LWP 3551):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
No locals.
#1  0x00007f4a1353b28a in g_cond_wait_until () from /tmp/apport_sandbox_9Gtp5t/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f4a134c9e89 in g_async_queue_pop_intern_unlocked () from /tmp/apport_sandbox_9Gtp5t/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f4a1351dcd6 in g_thread_pool_thread_proxy () from /tmp/apport_sandbox_9Gtp5t/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x00007f4a1351d305 in g_thread_proxy () from /tmp/apport_sandbox_9Gtp5t/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f4a12c6c70a in start_thread (arg=0x7f49af38b700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f49af38b700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139954449069824, 4182374396305089130, 0, 140737289606287, 139954449070528, 139954449069824, -4280221557014125974, -4278733181887307158}, 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"
#6  0x00007f4a129a60af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 8 (LWP 3522):
#0  0x00007f4a1299a0bd in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007f4a134f59d6 in g_main_context_iterate.isra () from /tmp/apport_sandbox_9Gtp5t/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f4a134f5aec in g_main_context_iteration () from /tmp/apport_sandbox_9Gtp5t/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f49fb18b46d in dconf_gdbus_worker_thread (user_data=0x56465d9392c0) at dconf-gdbus-thread.c:82
        context = 0x56465d9392c0
#4  0x00007f4a1351d305 in g_thread_proxy () from /tmp/apport_sandbox_9Gtp5t/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f4a12c6c70a in start_thread (arg=0x7f49fb183700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f49fb183700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139955722008320, 4182374396305089130, 0, 140737289611775, 139955722009024, 139955722008320, -4280335635640475030, -4278733181887307158}, 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"
#6  0x00007f4a129a60af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 7 (LWP 3545):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
No locals.
#1  0x00007f4a1353b16f in g_cond_wait () from /tmp/apport_sandbox_9Gtp5t/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f4a134c9ecb in g_async_queue_pop_intern_unlocked () from /tmp/apport_sandbox_9Gtp5t/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f4a134ca337 in g_async_queue_pop () from /tmp/apport_sandbox_9Gtp5t/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x000056465c17c970 in run_history_service_thread (self=0x56465da91940) at ephy-history-service.c:485
        message = 0x0
#5  0x00007f4a1351d305 in g_thread_proxy () from /tmp/apport_sandbox_9Gtp5t/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#6  0x00007f4a12c6c70a in start_thread (arg=0x7f49afffd700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f49afffd700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139954462119680, 4182374396305089130, 0, 140737289607951, 139954462120384, 139954462119680, -4280222135760969110, -4278733181887307158}, 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"
#7  0x00007f4a129a60af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 6 (LWP 3520):
#0  0x00007f4a1299a0bd in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007f4a134f59d6 in g_main_context_iterate.isra () from /tmp/apport_sandbox_9Gtp5t/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f4a134f5aec in g_main_context_iteration () from /tmp/apport_sandbox_9Gtp5t/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f4a134f5b31 in glib_worker_main () from /tmp/apport_sandbox_9Gtp5t/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x00007f4a1351d305 in g_thread_proxy () from /tmp/apport_sandbox_9Gtp5t/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f4a12c6c70a in start_thread (arg=0x7f4a01443700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f4a01443700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139955825555200, 4182374396305089130, 0, 140737289607951, 139955825555904, 139955825555200, -4278765086359412118, -4278733181887307158}, 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"
#6  0x00007f4a129a60af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 5 (LWP 3538):
#0  0x00007f4a1299a0bd in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007f4a134f59d6 in g_main_context_iterate.isra () from /tmp/apport_sandbox_9Gtp5t/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f4a134f5d62 in g_main_loop_run () from /tmp/apport_sandbox_9Gtp5t/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f4a170f4820 in WTF::RunLoop::run () at ./Source/WTF/wtf/glib/RunLoopGLib.cpp:94
        runLoop = @0x7f4a01fd9000: {<WTF::FunctionDispatcher> = {<WTF::ThreadSafeRefCounted<WTF::FunctionDispatcher>> = {<WTF::ThreadSafeRefCountedBase> = {m_refCount = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = 1}, <No data fields>}}, <No data fields>}, _vptr.FunctionDispatcher = 0x7f4a172b3f20 <vtable for WTF::RunLoop+16>}, m_functionQueueLock = {m_mutex = {__data = {__lock = 0, __count = 0, __owner = 0, __nusers = 0, __kind = 512, __spins = 0, __elision = 0, __list = {__prev = 0x0, __next = 0x0}}, __size = '\000' <repeats 17 times>, "\002", '\000' <repeats 21 times>, __align = 0}}, m_functionQueue = {m_start = 12, m_end = 12, m_buffer = {<WTF::VectorBufferBase<WTF::Function<void()> >> = {m_buffer = 0x7f4a01ffa880, m_capacity = 16, m_size = 0}, <No data fields>}}, m_mainContext = {m_ptr = 0x7f4998000900}, m_mainLoops = {<WTF::VectorBuffer<WTF::GRefPtr<_GMainLoop>, 0ul>> = {<WTF::VectorBufferBase<WTF::GRefPtr<_GMainLoop> >> = {m_buffer = 0x7f4a01fd8000, m_capacity = 16, m_size = 1}, <No data fields>}, <No data fields>}, m_source = {m_ptr = 0x7f4998001260}}
        nestedMainLoop = <optimized out>
#4  0x00007f4a170f3492 in operator() (__closure=0x7f49f89fbb40) at ./Source/WTF/wtf/generic/WorkQueueGeneric.cpp:58
        this = 0x7f4a01ffb1e0
#5  std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &) (__functor=...) at /usr/include/c++/6/functional:1740
No locals.
#6  0x00007f4a170ce155 in operator() (this=0x7f49f89fbb40) at /usr/include/c++/6/functional:2136
No locals.
#7  WTF::threadEntryPoint (contextData=0x7f4a01ff3280) at ./Source/WTF/wtf/Threading.cpp:60
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f4a01ffb1e0, _M_const_object = 0x7f4a01ffb1e0, _M_function_pointer = 0x7f4a01ffb1e0, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f4a01ffb1e0, this adjustment 139956191203671}, _M_pod_data = "\340\261\377\001J\177\000\000W\221\017\027J\177\000"}, _M_manager = 0x7f4a170f3230 <std::_Function_base::_Base_manager<WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f4a170f33f0 <std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#8  0x00007f4a170f1f7a in WTF::wtfThreadEntryPoint (param=0x7f4a01ff9060) at ./Source/WTF/wtf/ThreadingPthreads.cpp:164
        invocation = {_M_t = {<std::_Tuple_impl<0ul, WTF::ThreadFunctionInvocation*, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Tuple_impl<1ul, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<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 = 0x7f4a01ff9060}, <No data fields>}, <No data fields>}}
#9  0x00007f4a12c6c70a in start_thread (arg=0x7f49f89fc700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f49f89fc700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139955680560896, 4182374396305089130, 0, 140737289612047, 139955680561600, 139955680560896, -4280330160094043542, -4278733181887307158}, 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"
#10 0x00007f4a129a60af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 4 (LWP 3536):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
No locals.
#1  0x00007f4a170cb65e in __gthread_cond_timedwait (__abs_timeout=0x7f49f99fd8b0, __mutex=<optimized out>, __cond=0x7f4a01fe1030) at /usr/include/x86_64-linux-gnu/c++/6/bits/gthr-default.h:871
No locals.
#2  __wait_until_impl<std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (__atime=<synthetic pointer>, __lock=..., this=0x7f4a01fe1030) at /usr/include/c++/6/condition_variable:166
        __ts = {tv_sec = 1475976767, tv_nsec = 408798475}
#3  wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (__atime=<synthetic pointer>, __lock=..., this=0x7f4a01fe1030) at /usr/include/c++/6/condition_variable:119
        __c_entry = {__d = {__r = 244084272787}}
        __s_entry = <optimized out>
#4  WTF::ParkingLot::parkConditionallyImpl(void const*, WTF::ScopedLambda<bool ()> const&, WTF::ScopedLambda<void ()> const&, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > >) (address=address@entry=0x7f49f99fd92f, validation=..., beforeSleep=..., timeout=timeout@entry=...) at ./Source/WTF/wtf/ParkingLot.cpp:598
        locker = {_M_device = 0x7f4a01fe1008, _M_owns = true}
        me = 0x7f4a01fe1000
        didGetDequeued = <optimized out>
        didDequeue = <optimized out>
        result = <optimized out>
#5  0x00007f4a170be7c2 in parkConditionally<WTF::ConditionBase::waitUntil(LockType&, std::chrono::_V2::steady_clock::time_point) [with LockType = WTF::Lock]::<lambda()>, WTF::ConditionBase::waitUntil(LockType&, std::chrono::_V2::steady_clock::time_point) [with LockType = WTF::Lock]::<lambda()> > (timeout=..., beforeSleep=..., validation=..., address=0x7f49f99fd92f) at ./Source/WTF/wtf/ParkingLot.h:77
No locals.
#6  waitUntil<WTF::Lock> (timeout=..., lock=..., this=0x7f49f99fd92f) at ./Source/WTF/wtf/Condition.h:74
No locals.
#7  waitForImpl<WTF::Lock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (relativeTimeout=<synthetic pointer>, lock=..., this=0x7f49f99fd92f) at ./Source/WTF/wtf/Condition.h:235
No locals.
#8  waitForSecondsImpl<WTF::Lock> (relativeTimeoutSeconds=<optimized out>, lock=..., this=0x7f49f99fd92f) at ./Source/WTF/wtf/Condition.h:229
        relativeTimeoutNanoseconds = <optimized out>
#9  waitUntilMonotonicClockSeconds<WTF::Lock> (absoluteTimeoutSeconds=249.08426900000001, lock=..., this=0x7f49f99fd92f) at ./Source/WTF/wtf/Condition.h:142
No locals.
#10 WTF::sleep (value=<optimized out>) at ./Source/WTF/wtf/CurrentTime.cpp:343
        fakeLock = {<WTF::LockBase> = {static isHeldBit = 1 '\001', static hasParkedBit = 2 '\002', m_byte = {value = {<std::__atomic_base<unsigned char>> = {static _S_alignment = 1, _M_i = 0 '\000'}, <No data fields>}}}, <No data fields>}
        fakeCondition = {<WTF::ConditionBase> = {m_hasWaiters = {value = {_M_base = {static _S_alignment = 1, _M_i = true}}}}, <No data fields>}
        fakeLocker = {m_lockable = 0x7f49f99fd92e}
#11 0x00007f4a17a3113d in operator() (__closure=<optimized out>) at ./Source/WebKit2/UIProcess/linux/MemoryPressureMonitor.cpp:254
        pollInterval = <optimized out>
        this = <optimized out>
#12 std::_Function_handler<void(), WebKit::MemoryPressureMonitor::MemoryPressureMonitor()::<lambda()> >::_M_invoke(const std::_Any_data &) (__functor=...) at /usr/include/c++/6/functional:1740
No locals.
#13 0x00007f4a170ce155 in operator() (this=0x7f49f99fdb40) at /usr/include/c++/6/functional:2136
No locals.
#14 WTF::threadEntryPoint (contextData=0x7f4a01ff3230) at ./Source/WTF/wtf/Threading.cpp:60
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f4a19959590 <WebKit::MemoryPressureMonitor::singleton()::memoryMonitor>, _M_const_object = 0x7f4a19959590 <WebKit::MemoryPressureMonitor::singleton()::memoryMonitor>, _M_function_pointer = 0x7f4a19959590 <WebKit::MemoryPressureMonitor::singleton()::memoryMonitor>, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f4a19959590 <WebKit::MemoryPressureMonitor::singleton()::memoryMonitor>, this adjustment 139956233541016}, _M_pod_data = "\220\225\225\031J\177\000\000\230\225\225\031J\177\000"}, _M_manager = 0x7f4a17a31080 <std::_Function_base::_Base_manager<WebKit::MemoryPressureMonitor::MemoryPressureMonitor()::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f4a17a31100 <std::_Function_handler<void(), WebKit::MemoryPressureMonitor::MemoryPressureMonitor()::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#15 0x00007f4a170f1f7a in WTF::wtfThreadEntryPoint (param=0x7f4a01ff9040) at ./Source/WTF/wtf/ThreadingPthreads.cpp:164
        invocation = {_M_t = {<std::_Tuple_impl<0ul, WTF::ThreadFunctionInvocation*, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Tuple_impl<1ul, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<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 = 0x7f4a01ff9040}, <No data fields>}, <No data fields>}}
#16 0x00007f4a12c6c70a in start_thread (arg=0x7f49f99fe700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f49f99fe700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139955697346304, 4182374396305089130, 0, 140737289610863, 139955697347008, 139955697346304, -4280332362338524566, -4278733181887307158}, 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"
#17 0x00007f4a129a60af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 3 (LWP 3519):
#0  0x00007f4a12c75d2d in nanosleep () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007f4a170f8c2d in sleep_for<long, std::ratio<1l, 1000l> > (__rtime=<synthetic pointer>) at /usr/include/c++/6/thread:322
        __ts = {tv_sec = 0, tv_nsec = 192341745}
#2  sleep (duration=..., lock=...) at ./Source/bmalloc/bmalloc/StaticMutex.h:65
No locals.
#3  bmalloc::Heap::scavenge (this=this@entry=0x7f4a172cb260 <bmalloc::PerProcess<bmalloc::Heap>::s_memory>, lock=..., sleepDuration=sleepDuration@entry=...) at ./Source/bmalloc/bmalloc/Heap.cpp:117
No locals.
#4  0x00007f4a170f8cef in bmalloc::Heap::concurrentScavenge (this=0x7f4a172cb260 <bmalloc::PerProcess<bmalloc::Heap>::s_memory>) at ./Source/bmalloc/bmalloc/Heap.cpp:107
        lock = {_M_device = 0x7f4a172cbfe8 <bmalloc::PerProcess<bmalloc::Heap>::s_mutex>, _M_owns = false}
#5  0x00007f4a170f9e3e in bmalloc::AsyncTask<bmalloc::Heap, void (bmalloc::Heap::*)()>::threadRunLoop (this=0x7f4a172cbe60 <bmalloc::PerProcess<bmalloc::Heap>::s_memory+3072>) at ./Source/bmalloc/bmalloc/AsyncTask.h:121
        expectedState = bmalloc::AsyncTask<bmalloc::Heap, void (bmalloc::Heap::*)()>::RunRequested
#6  0x00007f4a170fa009 in bmalloc::AsyncTask<bmalloc::Heap, void (bmalloc::Heap::*)()>::threadEntryPoint (asyncTask=<optimized out>) at ./Source/bmalloc/bmalloc/AsyncTask.h:106
No locals.
#7  0x00007f4a0d57650f in std::execute_native_thread_routine (__p=0x56465d7e1270) at ../../../../../src/libstdc++-v3/src/c++11/thread.cc:83
        __t = {_M_t = {<std::_Tuple_impl<0ul, std::thread::_State*, std::default_delete<std::thread::_State> >> = {<std::_Tuple_impl<1ul, std::default_delete<std::thread::_State> >> = {<std::_Head_base<1ul, std::default_delete<std::thread::_State>, true>> = {<std::default_delete<std::thread::_State>> = {<No data fields>}, <No data fields>}, <No data fields>}, <std::_Head_base<0ul, std::thread::_State*, false>> = {_M_head_impl = 0x56465d7e1270}, <No data fields>}, <No data fields>}}
#8  0x00007f4a12c6c70a in start_thread (arg=0x7f4a0286b700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f4a0286b700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139955846690560, 4182374396305089130, 0, 140737289612911, 139955846691264, 139955846690560, -4278768913175272854, -4278733181887307158}, 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"
#9  0x00007f4a129a60af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 2 (LWP 3530):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
No locals.
#1  0x00007f4a0d57052c in __gthread_cond_wait (__mutex=<optimized out>, __cond=__cond@entry=0x7f4a01fd3030) at /build/gcc-6-tPAoOr/gcc-6-6.2.0/build/x86_64-linux-gnu/libstdc++-v3/include/x86_64-linux-gnu/bits/gthr-default.h:864
No locals.
#2  std::condition_variable::wait (this=this@entry=0x7f4a01fd3030, __lock=...) at ../../../../../src/libstdc++-v3/src/c++11/condition_variable.cc:53
        __e = <optimized out>
#3  0x00007f4a170cb771 in WTF::ParkingLot::parkConditionallyImpl(void const*, WTF::ScopedLambda<bool ()> const&, WTF::ScopedLambda<void ()> const&, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > >) (address=address@entry=0x7f4a01fe6093, validation=..., beforeSleep=..., timeout=timeout@entry=...) at ./Source/WTF/wtf/ParkingLot.cpp:596
        locker = {_M_device = 0x7f4a01fd3008, _M_owns = true}
        me = 0x7f4a01fd3000
        didGetDequeued = <optimized out>
        didDequeue = <optimized out>
        result = <optimized out>
#4  0x00007f4a181fefaf in parkConditionally<WTF::ConditionBase::waitUntil(LockType&, std::chrono::_V2::steady_clock::time_point) [with LockType = WTF::Lock]::<lambda()>, WTF::ConditionBase::waitUntil(LockType&, std::chrono::_V2::steady_clock::time_point) [with LockType = WTF::Lock]::<lambda()> > (timeout=..., beforeSleep=..., validation=..., address=0x7f4a01fe6093) at ./Source/WTF/wtf/ParkingLot.h:77
No locals.
#5  waitUntil<WTF::Lock> (timeout=..., lock=..., this=0x7f4a01fe6093) at ./Source/WTF/wtf/Condition.h:74
        result = <optimized out>
#6  wait<WTF::Lock> (lock=..., this=0x7f4a01fe6093) at ./Source/WTF/wtf/Condition.h:113
No locals.
#7  WebCore::IconDatabase::syncThreadMainLoop (this=this@entry=0x7f4a01fe6000) at ./Source/WebCore/loader/icon/IconDatabase.cpp:1427
        didAnyWork = <optimized out>
        disableSuddenTermination = {_M_t = {<std::_Tuple_impl<0ul, WebCore::SuddenTerminationDisabler*, std::default_delete<WebCore::SuddenTerminationDisabler> >> = {<std::_Tuple_impl<1ul, std::default_delete<WebCore::SuddenTerminationDisabler> >> = {<std::_Head_base<1ul, std::default_delete<WebCore::SuddenTerminationDisabler>, true>> = {<std::default_delete<WebCore::SuddenTerminationDisabler>> = {<No data fields>}, <No data fields>}, <No data fields>}, <std::_Head_base<0ul, WebCore::SuddenTerminationDisabler*, false>> = {_M_head_impl = 0x0}, <No data fields>}, <No data fields>}}
#8  0x00007f4a182004a1 in WebCore::IconDatabase::iconDatabaseSyncThread (this=0x7f4a01fe6000) at ./Source/WebCore/loader/icon/IconDatabase.cpp:1029
        journalFilename = {m_impl = {static isRefPtr = <optimized out>, m_ptr = 0x7f4a01fe3000}}
#9  0x00007f4a170ce155 in operator() (this=0x7f49fa1feb40) at /usr/include/c++/6/functional:2136
No locals.
#10 WTF::threadEntryPoint (contextData=0x7f4a01ff3140) at ./Source/WTF/wtf/Threading.cpp:60
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f4a18200520 <WebCore::IconDatabase::iconDatabaseSyncThreadStart(void*)>, _M_const_object = 0x7f4a18200520 <WebCore::IconDatabase::iconDatabaseSyncThreadStart(void*)>, _M_function_pointer = 0x7f4a18200520 <WebCore::IconDatabase::iconDatabaseSyncThreadStart(void*)>, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f4a18200520 <WebCore::IconDatabase::iconDatabaseSyncThreadStart(void*)>, this adjustment 139955837755392}, _M_pod_data = " \005 \030J\177\000\000\000`\376\001J\177\000"}, _M_manager = 0x7f4a170ce190 <std::_Function_base::_Base_manager<WTF::createThread(WTF::ThreadFunction, void*, char const*)::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f4a170ce090 <std::_Function_handler<void(), WTF::createThread(WTF::ThreadFunction, void*, char const*)::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#11 0x00007f4a170f1f7a in WTF::wtfThreadEntryPoint (param=0x7f4a01ff9010) at ./Source/WTF/wtf/ThreadingPthreads.cpp:164
        invocation = {_M_t = {<std::_Tuple_impl<0ul, WTF::ThreadFunctionInvocation*, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Tuple_impl<1ul, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<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 = 0x7f4a01ff9010}, <No data fields>}, <No data fields>}}
#12 0x00007f4a12c6c70a in start_thread (arg=0x7f49fa1ff700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f49fa1ff700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139955705739008, 4182374396305089130, 0, 140737289610975, 139955705739712, 139955705739008, -4280333460239539606, -4278733181887307158}, 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"
#13 0x00007f4a129a60af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 1 (LWP 3518):
#0  0x00007f4a134fb241 in _g_log_abort () from /tmp/apport_sandbox_9Gtp5t/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#1  0x00007f4a134fc297 in g_log_default_handler () from /tmp/apport_sandbox_9Gtp5t/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x000056465c181092 in trap_handler (log_domain=<optimized out>, log_level=6, message=<optimized out>, user_data=<optimized out>) at ephy-debug.c:109
No locals.
#3  0x00007f4a134fc5a4 in g_logv () from /tmp/apport_sandbox_9Gtp5t/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x00007f4a134fc7af in g_log () from /tmp/apport_sandbox_9Gtp5t/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f4a14a22f78 in _gdk_x11_display_error_event (display=display@entry=0x56465d816020, error=error@entry=0x7ffff4276cb0) at ././gdk/x11/gdkdisplay-x11.c:2576
        buf = "BadDamage (invalid Damage parameter)", '\000' <repeats 27 times>
        msg = <optimized out>
        display_x11 = 0x56465d816020
        tmp_list = <optimized out>
        ignore = 0
#6  0x00007f4a14a2f1e3 in gdk_x_error (xdisplay=0x56465d809cb0, error=0x7ffff4276cb0) at ././gdk/x11/gdkmain-x11.c:307
        error_display = 0x56465d816020
        manager = <optimized out>
        displays = <optimized out>
        error = 0x7ffff4276cb0
        xdisplay = 0x56465d809cb0
#7  0x00007f4a19fa7c2d in _XError (dpy=dpy@entry=0x56465d809cb0, rep=rep@entry=0x56465db727d0) at ../../src/XlibInt.c:1429
        rtn_val = <optimized out>
        event = {type = 0, xany = {type = 0, serial = 94860216409264, send_event = 39846055, display = 0x20c1, window = 167831}, xkey = {type = 0, serial = 94860216409264, send_event = 39846055, display = 0x20c1, window = 167831, root = 0, subwindow = 94860216413976, time = 2147483647, x = 346200944, y = 32586, x_root = 311574924, y_root = 32586, state = 1568806912, keycode = 22086, same_screen = 210835170}, xbutton = {type = 0, serial = 94860216409264, send_event = 39846055, display = 0x20c1, window = 167831, root = 0, subwindow = 94860216413976, time = 2147483647, x = 346200944, y = 32586, x_root = 311574924, y_root = 32586, state = 1568806912, button = 22086, same_screen = 210835170}, xmotion = {type = 0, serial = 94860216409264, send_event = 39846055, display = 0x20c1, window = 167831, root = 0, subwindow = 94860216413976, time = 2147483647, x = 346200944, y = 32586, x_root = 311574924, y_root = 32586, state = 1568806912, is_hint = 70 'F', same_screen = 210835170}, xcrossing = {type = 0, serial = 94860216409264, send_event = 39846055, display = 0x20c1, window = 167831, root = 0, subwindow = 94860216413976, time = 2147483647, x = 346200944, y = 32586, x_root = 311574924, y_root = 32586, mode = 1568806912, detail = 22086, same_screen = 210835170, focus = 32586, state = 1568714496}, xfocus = {type = 0, serial = 94860216409264, send_event = 39846055, display = 0x20c1, window = 167831, mode = 0, detail = 0}, xexpose = {type = 0, serial = 94860216409264, send_event = 39846055, display = 0x20c1, window = 167831, x = 0, y = 0, width = 1568714520, height = 22086, count = 2147483647}, xgraphicsexpose = {type = 0, serial = 94860216409264, send_event = 39846055, display = 0x20c1, drawable = 167831, x = 0, y = 0, width = 1568714520, height = 22086, count = 2147483647, major_code = 0, minor_code = 346200944}, xnoexpose = {type = 0, serial = 94860216409264, send_event = 39846055, display = 0x20c1, drawable = 167831, major_code = 0, minor_code = 0}, xvisibility = {type = 0, serial = 94860216409264, send_event = 39846055, display = 0x20c1, window = 167831, state = 0}, xcreatewindow = {type = 0, serial = 94860216409264, send_event = 39846055, display = 0x20c1, parent = 167831, window = 0, x = 1568714520, y = 22086, width = 2147483647, height = 0, border_width = 346200944, override_redirect = 32586}, xdestroywindow = {type = 0, serial = 94860216409264, send_event = 39846055, display = 0x20c1, event = 167831, window = 0}, xunmap = {type = 0, serial = 94860216409264, send_event = 39846055, display = 0x20c1, event = 167831, window = 0, from_configure = 1568714520}, xmap = {type = 0, serial = 94860216409264, send_event = 39846055, display = 0x20c1, event = 167831, window = 0, override_redirect = 1568714520}, xmaprequest = {type = 0, serial = 94860216409264, send_event = 39846055, display = 0x20c1, parent = 167831, window = 0}, xreparent = {type = 0, serial = 94860216409264, send_event = 39846055, display = 0x20c1, event = 167831, window = 0, parent = 94860216413976, x = 2147483647, y = 0, override_redirect = 346200944}, xconfigure = {type = 0, serial = 94860216409264, send_event = 39846055, display = 0x20c1, event = 167831, window = 0, x = 1568714520, y = 22086, width = 2147483647, height = 0, border_width = 346200944, above = 139956115882380, override_redirect = 1568806912}, xgravity = {type = 0, serial = 94860216409264, send_event = 39846055, display = 0x20c1, event = 167831, window = 0, x = 1568714520, y = 22086}, xresizerequest = {type = 0, serial = 94860216409264, send_event = 39846055, display = 0x20c1, window = 167831, width = 0, height = 0}, xconfigurerequest = {type = 0, serial = 94860216409264, send_event = 39846055, display = 0x20c1, parent = 167831, window = 0, x = 1568714520, y = 22086, width = 2147483647, height = 0, border_width = 346200944, above = 139956115882380, detail = 1568806912, value_mask = 139956015142626}, xcirculate = {type = 0, serial = 94860216409264, send_event = 39846055, display = 0x20c1, event = 167831, window = 0, place = 1568714520}, xcirculaterequest = {type = 0, serial = 94860216409264, send_event = 39846055, display = 0x20c1, parent = 167831, window = 0, place = 1568714520}, xproperty = {type = 0, serial = 94860216409264, send_event = 39846055, display = 0x20c1, window = 167831, atom = 0, time = 94860216413976, state = 2147483647}, xselectionclear = {type = 0, serial = 94860216409264, send_event = 39846055, display = 0x20c1, window = 167831, selection = 0, time = 94860216413976}, xselectionrequest = {type = 0, serial = 94860216409264, send_event = 39846055, display = 0x20c1, owner = 167831, requestor = 0, selection = 94860216413976, target = 2147483647, property = 139956150508400, time = 139956115882380}, xselection = {type = 0, serial = 94860216409264, send_event = 39846055, display = 0x20c1, requestor = 167831, selection = 0, target = 94860216413976, property = 2147483647, time = 139956150508400}, xcolormap = {type = 0, serial = 94860216409264, send_event = 39846055, display = 0x20c1, window = 167831, colormap = 0, new = 1568714520, state = 22086}, xclient = {type = 0, serial = 94860216409264, send_event = 39846055, display = 0x20c1, window = 167831, message_type = 0, format = 1568714520, data = {b = "\377\377\377\177\000\000\000\000p\233\242\024J\177\000\000\214A\222\022", s = {-1, 32767, 0, 0, -25744, 5282, 32586, 0, 16780, 4754}, l = {2147483647, 139956150508400, 139956115882380, 94860216506368, 139956015142626}}}, xmapping = {type = 0, serial = 94860216409264, send_event = 39846055, display = 0x20c1, window = 167831, request = 0, first_keycode = 0, count = 1568714520}, xerror = {type = 0, display = 0x56465d809cb0, resourceid = 39846055, serial = 8385, error_code = 151 '\227', request_code = 143 '\217', minor_code = 2 '\002'}, xkeymap = {type = 0, serial = 94860216409264, send_event = 39846055, display = 0x20c1, window = 167831, key_vector = "\000\000\000\000\000\000\000\000\030\257\200]FV\000\000\377\377\377\177\000\000\000\000p\233\242\024J\177\000"}, xgeneric = {type = 0, serial = 94860216409264, send_event = 39846055, display = 0x20c1, extension = 167831, evtype = 0}, xcookie = {type = 0, serial = 94860216409264, send_event = 39846055, display = 0x20c1, extension = 167831, evtype = 0, cookie = 0, data = 0x56465d80af18}, pad = {94858647699456, 94860216409264, 39846055, 8385, 167831, 0, 94860216413976, 2147483647, 139956150508400, 139956115882380, 94860216506368, 139956015142626, 94860216413952, 94860216508160, 3, 94860219983824, 0, 0, 94860216413976, 139956113141192, 94860216413952, 139956113147562, 208, 94860216409088}}
        async = <optimized out>
        next = <optimized out>
#8  0x00007f4a19fa4ab7 in handle_error (dpy=0x56465d809cb0, err=0x56465db727d0, in_XReply=<optimized out>) at ../../src/xcb_io.c:213
        ext = <optimized out>
        ret_code = 32767
#9  0x00007f4a19fa4b75 in handle_response (dpy=dpy@entry=0x56465d809cb0, response=0x56465db727d0, in_XReply=in_XReply@entry=0) at ../../src/xcb_io.c:325
        async = <optimized out>
        next = <optimized out>
#10 0x00007f4a19fa5535 in _XEventsQueued (dpy=dpy@entry=0x56465d809cb0, mode=mode@entry=2) at ../../src/xcb_io.c:364
        response = <optimized out>
        mode = 2
        dpy = 0x56465d809cb0
#11 0x00007f4a19f96f17 in XPending (dpy=0x56465d809cb0) at ../../src/Pending.c:55
        ret_val = <optimized out>
#12 0x00007f4a14a29bde in gdk_check_xpending (display=0x56465d816020) at ././gdk/x11/gdkeventsource.c:269
No locals.
#13 gdk_event_source_prepare (source=<optimized out>, timeout=<optimized out>) at ././gdk/x11/gdkeventsource.c:287
        display = 0x56465d816020
        retval = <optimized out>
#14 0x00007f4a134f4ed9 in g_main_context_prepare () from /tmp/apport_sandbox_9Gtp5t/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#15 0x00007f4a134f58fb in g_main_context_iterate.isra () from /tmp/apport_sandbox_9Gtp5t/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#16 0x00007f4a134f5aec in g_main_context_iteration () from /tmp/apport_sandbox_9Gtp5t/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#17 0x00007f4a13ab07c0 in g_application_run () from /tmp/apport_sandbox_9Gtp5t/usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#18 0x000056465c132f44 in main (argc=<optimized out>, argv=<optimized out>) at ephy-main.c:495
        option_context = <optimized out>
        option_group = <optimized out>
        error = 0x0
        user_time = <optimized out>
        arbitrary_url = <optimized out>
        ctx = <optimized out>
        startup_flags = <optimized out>
        mode = <optimized out>
        ephy_shell = 0x56465da46140
        status = <optimized out>
        flags = <optimized out>
        desktop_info = <optimized out>