Program received signal SIGINT, Interrupt.
0xb6b70d46 in __libc_do_syscall () from /lib/arm-linux-gnueabihf/libpthread.so.0
(gdb) bt
#0  0xb6b70d46 in __libc_do_syscall () from /lib/arm-linux-gnueabihf/libpthread.so.0
#1  0xb6b6c93a in pthread_cond_timedwait@@GLIBC_2.4 () from /lib/arm-linux-gnueabihf/libpthread.so.0
#2  0xb6d2752e in __gthread_cond_timedwait (__cond=0x6d3f28, __mutex=0x6d3f10, __abs_timeout=0xbec8c788)
    at /usr/arm-linux-gnueabihf/include/c++/4.9.2/arm-linux-gnueabihf/bits/gthr-default.h:871
#3  0xb6d305fa in std::condition_variable::__wait_until_impl<std::chrono::duration<long long, std::ratio<1ll, 1000000000ll> > > (this=0x6d3f28, __lock=..., __atime=...)
    at /usr/arm-linux-gnueabihf/include/c++/4.9.2/condition_variable:165
#4  0xb6d2fe0e in std::condition_variable::wait_until<std::chrono::duration<long long, std::ratio<1ll, 1000000000ll> > > (this=0x6d3f28, __lock=..., __atime=...)
    at /usr/arm-linux-gnueabihf/include/c++/4.9.2/condition_variable:105
#5  0xb6d2f546 in std::condition_variable::wait_until<std::chrono::_V2::system_clock, std::chrono::duration<long long, std::ratio<1ll, 1000000000ll> >, std::future_status std::__future_base::_State_baseV2::wait_for<long long, std::ratio<1ll, 1ll> >(std::chrono::duration<long long, std::ratio<1ll, 1ll> > const&)::{lambda()#1}>(std::unique_lock<std::mutex>&, std::chrono::time_point<std::chrono::_V2::system_clock, std::chrono::duration<long long, std::ratio<1ll, 1000000000ll> > > const&, std::future_status std::__future_base::_State_baseV2::wait_for<long long, std::ratio<1ll, 1ll> >(std::chrono::duration<long long, std::ratio<1ll, 1ll> > const&)::{lambda()#1}) (this=0x6d3f28, __lock=..., __atime=..., __p=...)
    at /usr/arm-linux-gnueabihf/include/c++/4.9.2/condition_variable:128
#6  0xb6d2e838 in std::condition_variable::wait_for<long long, std::ratio<1ll, 1ll>, std::future_status std::__future_base::_State_baseV2::wait_for<long long, std::ratio<1ll, 1ll> >(std::chrono::duration<long long, std::ratio<1ll, 1ll> > const&)::{lambda()#1}>(std::unique_lock<std::mutex>&, std::chrono::duration<long long, std::ratio<1ll, 1ll> > const&, std::future_status std::__future_base::_State_baseV2::wait_for<long long, std::ratio<1ll, 1ll> >(std::chrono::duration<long long, std::ratio<1ll, 1ll> > const&)::{lambda()#1}) (
    this=0x6d3f28, __lock=..., __rtime=..., __p=...) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/condition_variable:144
#7  0xb6d2d14c in std::__future_base::_State_baseV2::wait_for<long long, std::ratio<1ll, 1ll> > (this=0x6d3f08, __rel=...) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/future:336
#8  0xb6d2b9b4 in std::__basic_future<void>::wait_for<long long, std::ratio<1ll, 1ll> > (this=0x6d3ee4, __rel=...) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/future:604
#9  0xb6d2ac84 in mir::compositor::CompositingFunctor::wait_until_started (this=0x6d3e60)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/compositor/multi_threaded_compositor.cpp:224
#10 0xb6d27e4e in mir::compositor::MultiThreadedCompositor::create_compositing_threads (this=0x636424)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/compositor/multi_threaded_compositor.cpp:360
#11 0xb6d27abc in mir::compositor::MultiThreadedCompositor::start (this=0x636424)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/compositor/multi_threaded_compositor.cpp:307
#12 0xb6cef828 in mir::scene::MediatingDisplayChanger::<lambda()>::operator()(void) const (__closure=0x637548)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/scene/mediating_display_changer.cpp:191
#13 0xb6cf0c86 in std::_Function_handler<void(), mir::scene::MediatingDisplayChanger::apply_config(const std::shared_ptr<mir::graphics::DisplayConfiguration>&, mir::DisplayChanger::SystemStateHandling)::<lambda()> >::_M_invoke(const std::_Any_data &) (__functor=...) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:2039
#14 0xb6c3f090 in std::function<void ()>::operator()() const (this=0xbec8c964) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:2439
#15 0xb6ceec74 in (anonymous namespace)::ApplyNowAndRevertOnScopeExit::~ApplyNowAndRevertOnScopeExit (this=0xbec8c964, __in_chrg=<optimized out>)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/scene/mediating_display_changer.cpp:49
#16 0xb6cef8be in mir::scene::MediatingDisplayChanger::apply_config (this=0x63664c, conf=std::shared_ptr (count 2, weak 0) 0x63ec60, 
    pause_resume_system=mir::DisplayChanger::PauseResumeSystem)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/scene/mediating_display_changer.cpp:193
#17 0xb6cef94e in mir::scene::MediatingDisplayChanger::apply_base_config (this=0x63664c, pause_resume_system=mir::DisplayChanger::PauseResumeSystem)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/scene/mediating_display_changer.cpp:206
#18 0xb6cef5ee in mir::scene::MediatingDisplayChanger::<lambda()>::operator()(void) const (__closure=0x53c3c0)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/scene/mediating_display_changer.cpp:153
#19 0xb6cf0a5e in std::_Function_handler<void(), mir::scene::MediatingDisplayChanger::configure_for_hardware_change(const std::shared_ptr<mir::graphics::DisplayConfiguration>&, mir::DisplayChanger::SystemStateHandling)::<lambda()> >::_M_invoke(const std::_Any_data &) (__functor=...) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:2039
#20 0xb6c3f090 in std::function<void ()>::operator()() const (this=0x53c3ac) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:2439
#21 0xb6c52b9a in mir::GLibMainLoop::<lambda()>::operator()(void) const (__closure=0x53c3a8)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/glib_main_loop.cpp:192
#22 0xb6c5426e in std::_Function_handler<void(), mir::GLibMainLoop::enqueue(void const*, const ServerAction&)::<lambda()> >::_M_invoke(const std::_Any_data &) (__functor=...)
    at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:2039
#23 0xb6c3f090 in std::function<void ()>::operator()() const (this=0x53c380) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:2439
---Type <return> to continue, or q <return> to quit---
#24 0xb6c59de8 in mir::detail::ServerActionGSource::dispatch (source=0x53c348)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/glib_main_loop_sources.cpp:202
#25 0xb67ebf68 in g_main_context_dispatch () from /lib/arm-linux-gnueabihf/libglib-2.0.so.0
#26 0xb67ec114 in ?? () from /lib/arm-linux-gnueabihf/libglib-2.0.so.0
Backtrace stopped: previous frame identical to this frame (corrupt stack?)
(gdb) 
(gdb) 
(gdb) 
(gdb) 
(gdb) t a a bt

Thread 14 (Thread 0xb266f450 (LWP 4109)):
#0  0xb6b70d44 in __libc_do_syscall () from /lib/arm-linux-gnueabihf/libpthread.so.0
#1  0xb6b6c6b0 in pthread_cond_wait@@GLIBC_2.4 () from /lib/arm-linux-gnueabihf/libpthread.so.0
#2  0xb4d6ab62 in ?? ()
Backtrace stopped: previous frame identical to this frame (corrupt stack?)

Thread 13 (Thread 0xb5e01450 (LWP 1365)):
#0  0xb6464c04 in ?? ()
#1  0xb61fea70 in ?? ()
Backtrace stopped: previous frame identical to this frame (corrupt stack?)

Thread 12 (Thread 0xb5601450 (LWP 1366)):
#0  0xb646374c in ?? ()
#1  0xb6470d6a in ?? ()
Backtrace stopped: previous frame identical to this frame (corrupt stack?)

Thread 11 (Thread 0xb3049450 (LWP 1371)):
#0  0xb6b70d44 in __libc_do_syscall () from /lib/arm-linux-gnueabihf/libpthread.so.0
#1  0xb6b6c6b0 in pthread_cond_wait@@GLIBC_2.4 () from /lib/arm-linux-gnueabihf/libpthread.so.0
#2  0xb4d6ab62 in ?? ()
Backtrace stopped: previous frame identical to this frame (corrupt stack?)

Thread 10 (Thread 0xb1c44450 (LWP 1387)):
#0  0xb6b70d44 in __libc_do_syscall () from /lib/arm-linux-gnueabihf/libpthread.so.0
#1  0xb6b6c6b0 in pthread_cond_wait@@GLIBC_2.4 () from /lib/arm-linux-gnueabihf/libpthread.so.0
#2  0xb6a986e4 in std::condition_variable::wait(std::unique_lock<std::mutex>&) () from /usr/lib/arm-linux-gnueabihf/libstdc++.so.6
#3  0xb6d07cd8 in mir::scene::SnapshottingFunctor::operator() (this=0x635ca0)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/scene/threaded_snapshot_strategy.cpp:58
#4  0xb6d0a486 in std::__invoke<mir::scene::SnapshottingFunctor> (__f=...) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:202
#5  0xb6d0a45a in std::reference_wrapper<mir::scene::SnapshottingFunctor>::operator()<>() const (this=0x635f68) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:435
#6  0xb6d0a40a in std::_Bind_simple<std::reference_wrapper<mir::scene::SnapshottingFunctor> ()>::_M_invoke<>(std::_Index_tuple<>) (this=0x635f68)
    at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:1700
#7  0xb6d0a34c in std::_Bind_simple<std::reference_wrapper<mir::scene::SnapshottingFunctor> ()>::operator()() (this=0x635f68)
    at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:1688
#8  0xb6d0a2e2 in std::thread::_Impl<std::_Bind_simple<std::reference_wrapper<mir::scene::SnapshottingFunctor> ()> >::_M_run() (this=0x635f5c)
    at /usr/arm-linux-gnueabihf/include/c++/4.9.2/thread:115
#9  0xb6a9b2a0 in ?? () from /usr/lib/arm-linux-gnueabihf/libstdc++.so.6
#10 0xb6b68490 in start_thread () from /lib/arm-linux-gnueabihf/libpthread.so.0
#11 0xb698fc4c in ?? () from /lib/arm-linux-gnueabihf/libc.so.6
Backtrace stopped: previous frame identical to this frame (corrupt stack?)

Thread 9 (Thread 0xb12ff450 (LWP 1396)):
#0  0xb6990132 in epoll_wait () from /lib/arm-linux-gnueabihf/libc.so.6
#1  0x0003a12e in boost::asio::detail::epoll_reactor::run(bool, boost::asio::detail::op_queue<boost::asio::detail::task_io_service_operation>&) ()
#2  0x0003b568 in boost::asio::detail::task_io_service::run(boost::system::error_code&) ()
#3  0x00038e20 in ?? ()
---Type <return> to continue, or q <return> to quit---
#4  0xb6a9b2a0 in ?? () from /usr/lib/arm-linux-gnueabihf/libstdc++.so.6
#5  0xb6b68490 in start_thread () from /lib/arm-linux-gnueabihf/libpthread.so.0
#6  0xb698fc4c in ?? () from /lib/arm-linux-gnueabihf/libc.so.6
Backtrace stopped: previous frame identical to this frame (corrupt stack?)

Thread 8 (Thread 0xb0aff450 (LWP 1401)):
#0  0xb6990132 in epoll_wait () from /lib/arm-linux-gnueabihf/libc.so.6
#1  0x0003ec26 in usc::DBusEventLoop::run(std::promise<void>&) ()
#2  0x00041b58 in ?? ()
#3  0xb6a9b2a0 in ?? () from /usr/lib/arm-linux-gnueabihf/libstdc++.so.6
#4  0xb6b68490 in start_thread () from /lib/arm-linux-gnueabihf/libpthread.so.0
#5  0xb698fc4c in ?? () from /lib/arm-linux-gnueabihf/libc.so.6
Backtrace stopped: previous frame identical to this frame (corrupt stack?)

Thread 7 (Thread 0xb00ff450 (LWP 1404)):
#0  0xb6b70d44 in __libc_do_syscall () from /lib/arm-linux-gnueabihf/libpthread.so.0
#1  0xb6b6e95c in __lll_lock_wait () from /lib/arm-linux-gnueabihf/libpthread.so.0
#2  0xb6b6a19e in pthread_mutex_lock () from /lib/arm-linux-gnueabihf/libpthread.so.0
#3  0xb6c39af2 in __gthread_mutex_lock (__mutex=0x636468) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/arm-linux-gnueabihf/bits/gthr-default.h:748
#4  0xb6c3a800 in std::mutex::lock (this=0x636468) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/mutex:135
#5  0xb6c57806 in std::unique_lock<std::mutex>::lock (this=0xb00fea34) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/mutex:474
#6  0xb6c56d30 in std::unique_lock<std::mutex>::unique_lock (this=0xb00fea34, __m=...) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/mutex:406
#7  0xb6d27940 in mir::compositor::MultiThreadedCompositor::schedule_compositing (this=0x636424, num=1)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/compositor/multi_threaded_compositor.cpp:279
#8  0xb6d276bc in mir::compositor::MultiThreadedCompositor::MultiThreadedCompositor(std::shared_ptr<mir::graphics::Display> const&, std::shared_ptr<mir::compositor::Scene> const&, std::shared_ptr<mir::compositor::DisplayBufferCompositorFactory> const&, std::shared_ptr<mir::compositor::DisplayListener> const&, std::shared_ptr<mir::compositor::CompositorReport> const&, bool)::{lambda()#1}::operator()() const () at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/compositor/multi_threaded_compositor.cpp:264
#9  0xb6d28e36 in std::_Function_handler<void(), mir::compositor::MultiThreadedCompositor::MultiThreadedCompositor(const std::shared_ptr<mir::graphics::Display>&, const std::shared_ptr<mir::compositor::Scene>&, const std::shared_ptr<mir::compositor::DisplayBufferCompositorFactory>&, const std::shared_ptr<mir::compositor::DisplayListener>&, const std::shared_ptr<mir::compositor::CompositorReport>&, bool)::<lambda()> >::_M_invoke(const std::_Any_data &) (__functor=...) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:2039
#10 0xb6c3f090 in std::function<void ()>::operator()() const (this=0x63d7c0) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:2439
#11 0xb6d0b4fc in mir::scene::LegacySurfaceChangeNotification::resized_to (this=0x63d7bc)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/scene/legacy_surface_change_notification.cpp:36
#12 0xb6ccff8c in mir::scene::SurfaceObservers::<lambda(const std::shared_ptr<mir::scene::SurfaceObserver>&)>::operator()(const std::shared_ptr<mir::scene::SurfaceObserver> &) const
    (__closure=0xb020e988, observer=std::shared_ptr (count 3, weak 1) 0x63d7bc)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/scene/basic_surface.cpp:58
#13 0xb6cd397e in std::_Function_handler<void(const std::shared_ptr<mir::scene::SurfaceObserver>&), mir::scene::SurfaceObservers::resized_to(const mir::geometry::Size&)::<lambda(const std::shared_ptr<mir::scene::SurfaceObserver>&)> >::_M_invoke(const std::_Any_data &, const std::shared_ptr<mir::scene::SurfaceObserver> &) (__functor=..., 
    __args#0=std::shared_ptr (count 3, weak 1) 0x63d7bc) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:2039
#14 0xb6cd8950 in std::function<void (std::shared_ptr<mir::scene::SurfaceObserver> const&)>::operator()(std::shared_ptr<mir::scene::SurfaceObserver> const&) const (this=0xb00feb0c, 
    __args#0=std::shared_ptr (count 3, weak 1) 0x63d7bc) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:2439
#15 0xb6cd7768 in mir::ThreadSafeList<std::shared_ptr<mir::scene::SurfaceObserver> >::for_each(std::function<void (std::shared_ptr<mir::scene::SurfaceObserver> const&)> const&) (
    this=0xacd04a68, f=...) at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/include/common/mir/thread_safe_list.h:80
#16 0xb6ccffca in mir::scene::SurfaceObservers::resized_to (this=0xacd04a60, size=...)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/scene/basic_surface.cpp:58
#17 0xb6cd111e in mir::scene::BasicSurface::resize (this=0xacd04a50, desired_size=...)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/scene/basic_surface.cpp:312
---Type <return> to continue, or q <return> to quit---
#18 0x000370e4 in usc::WindowManager::resize_scene_to_cloned_display_intersection() ()
#19 0xb6d9c296 in mir::shell::AbstractShell::add_display (this=0x636294, area=...)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/shell/abstract_shell.cpp:206
#20 0xb6d9c2bc in virtual thunk to mir::shell::AbstractShell::add_display(mir::geometry::Rectangle const&) ()
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/shell/abstract_shell.cpp:207
#21 0xb6d2a59c in mir::compositor::CompositingFunctor::operator()()::{lambda()#3}::operator()() const::{lambda(mir::graphics::DisplayBuffer&)#1}::operator()(mir::graphics::DisplayBuffer) const (__closure=0xb0211ee0, buffer=...) at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/compositor/multi_threaded_compositor.cpp:146
#22 0xb6d2d72a in std::_Function_handler<void (mir::graphics::DisplayBuffer&), mir::compositor::CompositingFunctor::operator()()::{lambda()#3}::operator()() const::{lambda(mir::graphics::DisplayBuffer&)#1}>::_M_invoke(std::_Any_data const&, mir::graphics::DisplayBuffer&) (__functor=..., __args#0=...) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:2039
#23 0xb6236bc8 in ?? () from /usr/lib/arm-linux-gnueabihf/mir/server-platform/graphics-android.so.2
#24 0xb6d2a5fc in mir::compositor::CompositingFunctor::operator()()::{lambda()#3}::operator()() const (__closure=0xb00fecf4)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/compositor/multi_threaded_compositor.cpp:146
#25 0xb6d2d90e in mir::raii::PairedCalls<mir::compositor::CompositingFunctor::operator()()::{lambda()#3}, mir::compositor::CompositingFunctor::operator()()::{lambda()#4}>::PairedCalls({lambda()#3}&&, mir::compositor::CompositingFunctor::operator()()::{lambda()#3}&&) (this=0xb00fecd8, 
    creator=<unknown type in /usr/lib/arm-linux-gnueabihf/libmirserver.so.31, CU 0x6af5cc, DIE 0x6dc4d1>, 
    deleter=<unknown type in /usr/lib/arm-linux-gnueabihf/libmirserver.so.31, CU 0x6af5cc, DIE 0x6dc4e2>)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/include/common/mir/raii.h:33
#26 0xb6d2bf86 in mir::raii::paired_calls<mir::compositor::CompositingFunctor::operator()()::{lambda()#3}, mir::compositor::CompositingFunctor::operator()()::{lambda()#4}>(std::is_void<decltype ({parm#1}())>&&, mir::raii::PairedCalls&&) (creator=<unknown type in /usr/lib/arm-linux-gnueabihf/libmirserver.so.31, CU 0x6af5cc, DIE 0x6d984c>, 
    deleter=<unknown type in /usr/lib/arm-linux-gnueabihf/libmirserver.so.31, CU 0x6af5cc, DIE 0x6d9860>)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/include/common/mir/raii.h:66
#27 0xb6d2a8fa in mir::compositor::CompositingFunctor::operator() (this=0x6d3e60)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/compositor/multi_threaded_compositor.cpp:148
#28 0xb6d2df9c in std::_Function_handler<void (), std::reference_wrapper<mir::compositor::CompositingFunctor> >::_M_invoke(std::_Any_data const&) (__functor=...)
    at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:2069
#29 0xb6c3f090 in std::function<void ()>::operator()() const (this=0xb00fedbc) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:2439
#30 0xb6deb43c in (anonymous namespace)::Task::execute (this=0xb00fedbc)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/thread/basic_thread_pool.cpp:40
#31 0xb6deb6e2 in (anonymous namespace)::Worker::operator() (this=0x63caa0)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/thread/basic_thread_pool.cpp:91
#32 0xb6dee32e in std::__invoke<(anonymous namespace)::Worker> (__f=...) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:202
#33 0xb6dee302 in std::reference_wrapper<(anonymous namespace)::Worker>::operator()<>(void) const (this=0x63a4e8) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:435
#34 0xb6dee2b2 in std::_Bind_simple<std::reference_wrapper<(anonymous namespace)::Worker>()>::_M_invoke<>(std::_Index_tuple<>) (this=0x63a4e8)
    at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:1700
#35 0xb6dee1f4 in std::_Bind_simple<std::reference_wrapper<(anonymous namespace)::Worker>()>::operator()(void) (this=0x63a4e8)
    at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:1688
#36 0xb6dee18a in std::thread::_Impl<std::_Bind_simple<std::reference_wrapper<(anonymous namespace)::Worker>()> >::_M_run(void) (this=0x63a4dc)
    at /usr/arm-linux-gnueabihf/include/c++/4.9.2/thread:115
#37 0xb6a9b2a0 in ?? () from /usr/lib/arm-linux-gnueabihf/libstdc++.so.6
#38 0xb6b68490 in start_thread () from /lib/arm-linux-gnueabihf/libpthread.so.0
#39 0xb698fc4c in ?? () from /lib/arm-linux-gnueabihf/libc.so.6
Backtrace stopped: previous frame identical to this frame (corrupt stack?)

Thread 6 (Thread 0xaf8ff450 (LWP 1409)):
#0  0xb6990132 in epoll_wait () from /lib/arm-linux-gnueabihf/libc.so.6
#1  0x0003ec26 in usc::DBusEventLoop::run(std::promise<void>&) ()
#2  0x00034b0c in ?? ()
---Type <return> to continue, or q <return> to quit---
#3  0xb6a9b2a0 in ?? () from /usr/lib/arm-linux-gnueabihf/libstdc++.so.6
#4  0xb6b68490 in start_thread () from /lib/arm-linux-gnueabihf/libpthread.so.0
#5  0xb698fc4c in ?? () from /lib/arm-linux-gnueabihf/libc.so.6
Backtrace stopped: previous frame identical to this frame (corrupt stack?)

Thread 5 (Thread 0xaeeff450 (LWP 1410)):
#0  0xb6b70d44 in __libc_do_syscall () from /lib/arm-linux-gnueabihf/libpthread.so.0
#1  0xb6b6e980 in __lll_lock_wait () from /lib/arm-linux-gnueabihf/libpthread.so.0
#2  0xb6b6a19e in pthread_mutex_lock () from /lib/arm-linux-gnueabihf/libpthread.so.0
#3  0xb6c39af2 in __gthread_mutex_lock (__mutex=0x636468) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/arm-linux-gnueabihf/bits/gthr-default.h:748
#4  0xb6c3a800 in std::mutex::lock (this=0x636468) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/mutex:135
#5  0xb6c57806 in std::unique_lock<std::mutex>::lock (this=0xaeefe59c) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/mutex:474
#6  0xb6c56d30 in std::unique_lock<std::mutex>::unique_lock (this=0xaeefe59c, __m=...) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/mutex:406
#7  0xb6d27940 in mir::compositor::MultiThreadedCompositor::schedule_compositing (this=0x636424, num=1)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/compositor/multi_threaded_compositor.cpp:279
#8  0xb6d276da in mir::compositor::MultiThreadedCompositor::MultiThreadedCompositor(std::shared_ptr<mir::graphics::Display> const&, std::shared_ptr<mir::compositor::Scene> const&, std::shared_ptr<mir::compositor::DisplayBufferCompositorFactory> const&, std::shared_ptr<mir::compositor::DisplayListener> const&, std::shared_ptr<mir::compositor::CompositorReport> const&, bool)::{lambda(int)#2}::operator()(int) const () at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/compositor/multi_threaded_compositor.cpp:268
#9  0xb6d28f5a in std::_Function_handler<void(int), mir::compositor::MultiThreadedCompositor::MultiThreadedCompositor(const std::shared_ptr<mir::graphics::Display>&, const std::shared_ptr<mir::compositor::Scene>&, const std::shared_ptr<mir::compositor::DisplayBufferCompositorFactory>&, const std::shared_ptr<mir::compositor::DisplayListener>&, const std::shared_ptr<mir::compositor::CompositorReport>&, bool)::<lambda(int)> >::_M_invoke(const std::_Any_data &, int) (__functor=..., __args#0=1)
    at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:2039
#10 0xb6c56890 in std::function<void (int)>::operator()(int) const (this=0x63d7d0, __args#0=1) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:2439
#11 0xb6d0b552 in mir::scene::LegacySurfaceChangeNotification::frame_posted (this=0x63d7bc, frames_available=1)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/scene/legacy_surface_change_notification.cpp:51
#12 0xb6cd015a in mir::scene::SurfaceObservers::<lambda(const std::shared_ptr<mir::scene::SurfaceObserver>&)>::operator()(const std::shared_ptr<mir::scene::SurfaceObserver> &) const
    (__closure=0xacd05068, observer=std::shared_ptr (count 3, weak 1) 0x63d7bc)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/scene/basic_surface.cpp:76
#13 0xb6cd3cde in std::_Function_handler<void(const std::shared_ptr<mir::scene::SurfaceObserver>&), mir::scene::SurfaceObservers::frame_posted(int)::<lambda(const std::shared_ptr<mir::scene::SurfaceObserver>&)> >::_M_invoke(const std::_Any_data &, const std::shared_ptr<mir::scene::SurfaceObserver> &) (__functor=..., 
    __args#0=std::shared_ptr (count 3, weak 1) 0x63d7bc) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:2039
#14 0xb6cd8950 in std::function<void (std::shared_ptr<mir::scene::SurfaceObserver> const&)>::operator()(std::shared_ptr<mir::scene::SurfaceObserver> const&) const (this=0xaeefe684, 
    __args#0=std::shared_ptr (count 3, weak 1) 0x63d7bc) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:2439
#15 0xb6cd7768 in mir::ThreadSafeList<std::shared_ptr<mir::scene::SurfaceObserver> >::for_each(std::function<void (std::shared_ptr<mir::scene::SurfaceObserver> const&)> const&) (
    this=0xacd04a68, f=...) at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/include/common/mir/thread_safe_list.h:80
#16 0xb6cd0198 in mir::scene::SurfaceObservers::frame_posted (this=0xacd04a60, frames_available=1)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/scene/basic_surface.cpp:76
#17 0xb6cd0d80 in mir::scene::BasicSurface::swap_buffers(mir::graphics::Buffer*, std::function<void (mir::graphics::Buffer*)>) (this=0xacd04a50, old_buffer=0xacd048bc, complete=...)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/scene/basic_surface.cpp:249
#18 0xb6d5b886 in mir::frontend::SessionMediator::advance_buffer(mir::IntWrapper<mir::frontend::detail::SessionsBufferStreamIdTag, int>, mir::frontend::BufferStream&, mir::graphics::Buffer*, std::unique_lock<std::mutex>&, std::function<void (mir::graphics::Buffer*, mir::graphics::BufferIpcMsgType)>) (this=0xacd03e34, stream_id=..., stream=..., 
    old_buffer=0xacd048bc, lock=..., complete=...) at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/frontend/session_mediator.cpp:183
#19 0xb6d5c778 in mir::frontend::SessionMediator::exchange_buffer (this=0xacd03e34, request=0xaeefe998, response=0xacd033dc, done=0xacd04478)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/frontend/session_mediator.cpp:354
#20 0xb6d69c6c in mir::frontend::detail::invoke<mir::protobuf::BufferRequest, mir::protobuf::Buffer> (mp=std::shared_ptr (count 2, weak 4) 0xacd03924, server=0xacd03e34, 
    function=&virtual table offset 100, invocation_id=500, request=0xaeefe998)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/frontend/protobuf_message_processor.cpp:132
---Type <return> to continue, or q <return> to quit---
#21 0xb6d66b46 in mir::frontend::detail::ProtobufMessageProcessor::dispatch (this=0xacd03924, invocation=..., side_channel_fds=std::vector of length 0, capacity 0)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/frontend/protobuf_message_processor.cpp:218
#22 0xb6d8291a in mir::frontend::detail::SocketConnection::on_new_message (this=0xacd03c8c, error=...)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/frontend/socket_connection.cpp:117
#23 0xb6d82676 in mir::frontend::detail::SocketConnection::on_read_size (this=0xacd03c8c, error=...)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/frontend/socket_connection.cpp:80
#24 0xb6d83ff6 in std::_Mem_fn<void (mir::frontend::detail::SocketConnection::*)(boost::system::error_code const&)>::operator()<boost::system::error_code const&, void> (
    this=0xacd03250, __object=0xacd03c8c) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:569
#25 0xb6d83d5a in std::_Bind<std::_Mem_fn<void (mir::frontend::detail::SocketConnection::*)(boost::system::error_code const&)> (mir::frontend::detail::SocketConnection*, std::_Placeholder<1>)>::__call<void, boost::system::error_code const&, unsigned int&&, 0u, 1u>(std::tuple<boost::system::error_code const&, unsigned int&&>&&, std::_Index_tuple<0u, 1u>) (
    this=0xacd03250, __args=<unknown type in /usr/lib/arm-linux-gnueabihf/libmirserver.so.31, CU 0x943eca, DIE 0x964484>)
    at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:1264
#26 0xb6d83a16 in std::_Bind<std::_Mem_fn<void (mir::frontend::detail::SocketConnection::*)(boost::system::error_code const&)> (mir::frontend::detail::SocketConnection*, std::_Placeholder<1>)>::operator()<boost::system::error_code const&, unsigned int, void>(boost::system::error_code const&, unsigned int&&) (this=0xacd03250)
    at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:1323
#27 0xb6d836ec in std::_Function_handler<void (boost::system::error_code const&, unsigned int), std::_Bind<std::_Mem_fn<void (mir::frontend::detail::SocketConnection::*)(boost::system::error_code const&)> (mir::frontend::detail::SocketConnection*, std::_Placeholder<1>)> >::_M_invoke(std::_Any_data const&, boost::system::error_code const&, unsigned int) (
    __functor=..., __args#0=..., __args#1=2) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:2039
#28 0xb6d8981c in std::function<void (boost::system::error_code const&, unsigned int)>::operator()(boost::system::error_code const&, unsigned int) const (this=0xaeefec60, 
    __args#0=..., __args#1=2) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:2439
#29 0xb6d891a4 in boost::asio::detail::read_op<boost::asio::basic_stream_socket<boost::asio::local::stream_protocol, boost::asio::stream_socket_service<boost::asio::local::stream_protocol> >, boost::asio::mutable_buffers_1, boost::asio::detail::transfer_exactly_t, std::function<void (boost::system::error_code const&, unsigned int)> >::operator()(boost::system::error_code const&, unsigned int, int) (this=0xaeefec48, ec=..., bytes_transferred=2, start=0) at /home/gerry/.cache/mir-armhf-chroot/usr/include/boost/asio/impl/read.hpp:282
#30 0xb6d8ae4c in boost::asio::detail::binder2<boost::asio::detail::read_op<boost::asio::basic_stream_socket<boost::asio::local::stream_protocol, boost::asio::stream_socket_service<boost::asio::local::stream_protocol> >, boost::asio::mutable_buffers_1, boost::asio::detail::transfer_exactly_t, std::function<void (boost::system::error_code const&, unsigned int)> >, boost::system::error_code, unsigned int>::operator()() (this=0xaeefec48) at /home/gerry/.cache/mir-armhf-chroot/usr/include/boost/asio/detail/bind_handler.hpp:127
#31 0xb6d8ae24 in boost::asio::asio_handler_invoke<boost::asio::detail::binder2<boost::asio::detail::read_op<boost::asio::basic_stream_socket<boost::asio::local::stream_protocol, boost::asio::stream_socket_service<boost::asio::local::stream_protocol> >, boost::asio::mutable_buffers_1, boost::asio::detail::transfer_exactly_t, std::function<void (boost::system::error_code const&, unsigned int)> >, boost::system::error_code, unsigned int> >(boost::asio::detail::binder2<boost::asio::detail::read_op<boost::asio::basic_stream_socket<boost::asio::local::stream_protocol, boost::asio::stream_socket_service<boost::asio::local::stream_protocol> >, boost::asio::mutable_buffers_1, boost::asio::detail::transfer_exactly_t, std::function<void (boost::system::error_code const&, unsigned int)> >, boost::system::error_code, unsigned int>&, ...) (function=...)
    at /home/gerry/.cache/mir-armhf-chroot/usr/include/boost/asio/handler_invoke_hook.hpp:69
#32 0xb6d8ae12 in boost_asio_handler_invoke_helpers::invoke<boost::asio::detail::binder2<boost::asio::detail::read_op<boost::asio::basic_stream_socket<boost::asio::local::stream_protocol, boost::asio::stream_socket_service<boost::asio::local::stream_protocol> >, boost::asio::mutable_buffers_1, boost::asio::detail::transfer_exactly_t, std::function<void (boost::system::error_code const&, unsigned int)> >, boost::system::error_code, unsigned int>, std::function<void (boost::system::error_code const&, unsigned int)> >(boost::asio::detail::binder2<boost::asio::detail::read_op<boost::asio::basic_stream_socket<boost::asio::local::stream_protocol, boost::asio::stream_socket_service<boost::asio::local::stream_protocol> >, boost::asio::mutable_buffers_1, boost::asio::detail::transfer_exactly_t, std::function<void (boost::system::error_code const&, unsigned int)> >, boost::system::error_code, unsigned int>&, std::function<void (boost::system::error_code const&, unsigned int)>&) (function=..., context=...)
    at /home/gerry/.cache/mir-armhf-chroot/usr/include/boost/asio/detail/handler_invoke_helpers.hpp:37
#33 0xb6d8ad22 in boost::asio::detail::asio_handler_invoke<boost::asio::detail::binder2<boost::asio::detail::read_op<boost::asio::basic_stream_socket<boost::asio::local::stream_protocol, boost::asio::stream_socket_service<boost::asio::local::stream_protocol> >, boost::asio::mutable_buffers_1, boost::asio::detail::transfer_exactly_t, std::function<void (boost::system::error_code const&, unsigned int)> >, boost::system::error_code, unsigned int>, boost::asio::basic_stream_socket<boost::asio::local::stream_protocol, boost::asio::stream_socket_service<boost::asio::local::stream_protocol> >, boost::asio::mutable_buffers_1, boost::asio::detail::transfer_exactly_t, std::function<void (boost::system::error_code const&, unsigned int)> >(boost::asio::detail::binder2<boost::asio::detail::read_op<boost::asio::basic_stream_socket<boost::asio::local::stream_protocol, boost::asio::stream_socket_service<boost::asio::local::stream_protocol> >, boost::asio::mutable_buffers_1, boost::asio::detail::transfer_exactly_t, std::function<void (boost::system::error_code const&, unsigned int)> >, boost::system::error_code, unsigned int>&, boost::asio::detail::read_op<boost::asio::basic_stream_socket<boost::asio::local::stream_protocol, boost::asio::stream_socket_service<boost::asio::local::stream_protocol> >, boost::asio::mutable_buffers_1, boost::asio::detail::transfer_exactly_t, std::function<void (boost::system::error_code const&, unsigned int)> >*) (
---Type <return> to continue, or q <return> to quit---
    function=..., this_handler=0xaeefec48) at /home/gerry/.cache/mir-armhf-chroot/usr/include/boost/asio/impl/read.hpp:502
#34 0xb6d8ab5a in boost_asio_handler_invoke_helpers::invoke<boost::asio::detail::binder2<boost::asio::detail::read_op<boost::asio::basic_stream_socket<boost::asio::local::stream_protocol, boost::asio::stream_socket_service<boost::asio::local::stream_protocol> >, boost::asio::mutable_buffers_1, boost::asio::detail::transfer_exactly_t, std::function<void (boost::system::error_code const&, unsigned int)> >, boost::system::error_code, unsigned int>, boost::asio::detail::read_op<boost::asio::basic_stream_socket<boost::asio::local::stream_protocol, boost::asio::stream_socket_service<boost::asio::local::stream_protocol> >, boost::asio::mutable_buffers_1, boost::asio::detail::transfer_exactly_t, std::function<void (boost::system::error_code const&, unsigned int)> > >(boost::asio::detail::binder2<boost::asio::detail::read_op<boost::asio::basic_stream_socket<boost::asio::local::stream_protocol, boost::asio::stream_socket_service<boost::asio::local::stream_protocol> >, boost::asio::mutable_buffers_1, boost::asio::detail::transfer_exactly_t, std::function<void (boost::system::error_code const&, unsigned int)> >, boost::system::error_code, unsigned int>&, boost::asio::detail::read_op<boost::asio::basic_stream_socket<boost::asio::local::stream_protocol, boost::asio::stream_socket_service<boost::asio::local::stream_protocol> >, boost::asio::mutable_buffers_1, boost::asio::detail::transfer_exactly_t, std::function<void (boost::system::error_code const&, unsigned int)> >&) (function=..., context=...) at /home/gerry/.cache/mir-armhf-chroot/usr/include/boost/asio/detail/handler_invoke_helpers.hpp:37
#35 0xb6d8a8ca in boost::asio::detail::reactive_socket_recv_op<boost::asio::mutable_buffers_1, boost::asio::detail::read_op<boost::asio::basic_stream_socket<boost::asio::local::stream_protocol, boost::asio::stream_socket_service<boost::asio::local::stream_protocol> >, boost::asio::mutable_buffers_1, boost::asio::detail::transfer_exactly_t, std::function<void (boost::system::error_code const&, unsigned int)> > >::do_complete(boost::asio::detail::task_io_service*, boost::asio::detail::task_io_service_operation*, boost::system::error_code const&, unsigned int) (owner=0x636b08, base=0xacd00838) at /home/gerry/.cache/mir-armhf-chroot/usr/include/boost/asio/detail/reactive_socket_recv_op.hpp:110
#36 0xb6d75b9c in boost::asio::detail::task_io_service_operation::complete (this=0xacd00838, owner=..., ec=..., bytes_transferred=0)
    at /home/gerry/.cache/mir-armhf-chroot/usr/include/boost/asio/detail/task_io_service_operation.hpp:38
#37 0xb6d772aa in boost::asio::detail::epoll_reactor::descriptor_state::do_complete (owner=0x636b08, base=0xacd02258, ec=..., bytes_transferred=1)
    at /home/gerry/.cache/mir-armhf-chroot/usr/include/boost/asio/detail/impl/epoll_reactor.ipp:651
#38 0xb6d75b9c in boost::asio::detail::task_io_service_operation::complete (this=0xacd02258, owner=..., ec=..., bytes_transferred=1)
    at /home/gerry/.cache/mir-armhf-chroot/usr/include/boost/asio/detail/task_io_service_operation.hpp:38
#39 0xb6d77bb2 in boost::asio::detail::task_io_service::do_run_one (this=0x636b08, lock=..., this_thread=..., ec=...)
    at /home/gerry/.cache/mir-armhf-chroot/usr/include/boost/asio/detail/impl/task_io_service.ipp:384
#40 0xb6d77778 in boost::asio::detail::task_io_service::run (this=0x636b08, ec=...) at /home/gerry/.cache/mir-armhf-chroot/usr/include/boost/asio/detail/impl/task_io_service.ipp:153
#41 0xb6d77e4e in boost::asio::io_service::run (this=0x636ac0) at /home/gerry/.cache/mir-armhf-chroot/usr/include/boost/asio/impl/io_service.ipp:59
#42 0xb6d730b8 in mir::frontend::BasicConnector::<lambda()>::operator()(void) const (__closure=0x63f258)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/frontend/published_socket_connector.cpp:165
#43 0xb6d753b2 in std::_Bind_simple<mir::frontend::BasicConnector::start()::<lambda()>()>::_M_invoke<>(std::_Index_tuple<>) (this=0x63f258)
    at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:1700
#44 0xb6d752f4 in std::_Bind_simple<mir::frontend::BasicConnector::start()::<lambda()>()>::operator()(void) (this=0x63f258)
    at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:1688
#45 0xb6d7528a in std::thread::_Impl<std::_Bind_simple<mir::frontend::BasicConnector::start()::<lambda()>()> >::_M_run(void) (this=0x63f24c)
    at /usr/arm-linux-gnueabihf/include/c++/4.9.2/thread:115
#46 0xb6a9b2a0 in ?? () from /usr/lib/arm-linux-gnueabihf/libstdc++.so.6
#47 0xb6b68490 in start_thread () from /lib/arm-linux-gnueabihf/libpthread.so.0
#48 0xb698fc4c in ?? () from /lib/arm-linux-gnueabihf/libc.so.6
Backtrace stopped: previous frame identical to this frame (corrupt stack?)

Thread 4 (Thread 0xae6ff450 (LWP 1411)):
#0  0xb6b70d44 in __libc_do_syscall () from /lib/arm-linux-gnueabihf/libpthread.so.0
#1  0xb6b6c6b0 in pthread_cond_wait@@GLIBC_2.4 () from /lib/arm-linux-gnueabihf/libpthread.so.0
#2  0xb6d7996c in boost::asio::detail::posix_event::wait<boost::asio::detail::scoped_lock<boost::asio::detail::posix_mutex> > (this=0xae6fed70, lock=...)
    at /home/gerry/.cache/mir-armhf-chroot/usr/include/boost/asio/detail/posix_event.hpp:80
#3  0xb6d77be6 in boost::asio::detail::task_io_service::do_run_one (this=0x636f08, lock=..., this_thread=..., ec=...)
    at /home/gerry/.cache/mir-armhf-chroot/usr/include/boost/asio/detail/impl/task_io_service.ipp:395
#4  0xb6d77778 in boost::asio::detail::task_io_service::run (this=0x636f08, ec=...) at /home/gerry/.cache/mir-armhf-chroot/usr/include/boost/asio/detail/impl/task_io_service.ipp:153
#5  0xb6d77e4e in boost::asio::io_service::run (this=0x636eb0) at /home/gerry/.cache/mir-armhf-chroot/usr/include/boost/asio/impl/io_service.ipp:59
#6  0xb6d730b8 in mir::frontend::BasicConnector::<lambda()>::operator()(void) const (__closure=0x63f3b0)
---Type <return> to continue, or q <return> to quit---
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/frontend/published_socket_connector.cpp:165
#7  0xb6d753b2 in std::_Bind_simple<mir::frontend::BasicConnector::start()::<lambda()>()>::_M_invoke<>(std::_Index_tuple<>) (this=0x63f3b0)
    at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:1700
#8  0xb6d752f4 in std::_Bind_simple<mir::frontend::BasicConnector::start()::<lambda()>()>::operator()(void) (this=0x63f3b0)
    at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:1688
#9  0xb6d7528a in std::thread::_Impl<std::_Bind_simple<mir::frontend::BasicConnector::start()::<lambda()>()> >::_M_run(void) (this=0x63f3a4)
    at /usr/arm-linux-gnueabihf/include/c++/4.9.2/thread:115
#10 0xb6a9b2a0 in ?? () from /usr/lib/arm-linux-gnueabihf/libstdc++.so.6
#11 0xb6b68490 in start_thread () from /lib/arm-linux-gnueabihf/libpthread.so.0
#12 0xb698fc4c in ?? () from /lib/arm-linux-gnueabihf/libc.so.6
Backtrace stopped: previous frame identical to this frame (corrupt stack?)

Thread 3 (Thread 0xadeff450 (LWP 1412)):
#0  0xb6990132 in epoll_wait () from /lib/arm-linux-gnueabihf/libc.so.6
#1  0xb6be26f2 in ?? () from /usr/lib/arm-linux-gnueabihf/libmircommon.so.4
#2  0xb6a9b2a0 in ?? () from /usr/lib/arm-linux-gnueabihf/libstdc++.so.6
#3  0xb6b68490 in start_thread () from /lib/arm-linux-gnueabihf/libpthread.so.0
#4  0xb698fc4c in ?? () from /lib/arm-linux-gnueabihf/libc.so.6
Backtrace stopped: previous frame identical to this frame (corrupt stack?)

Thread 2 (Thread 0xad6ff450 (LWP 1413)):
#0  0xb6990132 in epoll_wait () from /lib/arm-linux-gnueabihf/libc.so.6
#1  0xb6e61694 in android::Looper::pollInner (this=0x5ba820, timeoutMillis=-1)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/3rd_party/android-input/android/frameworks/native/libs/utils/Looper.cpp:218
#2  0xb6e61584 in android::Looper::pollOnce (this=0x5ba820, timeoutMillis=-1, outFd=0x0, outEvents=0x0, outData=0x0)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/3rd_party/android-input/android/frameworks/native/libs/utils/Looper.cpp:189
#3  0xb6e0adfa in android::Looper::pollOnce (this=0x5ba820, timeoutMillis=-1)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/3rd_party/android-input/android/frameworks/native/include/utils/Looper.h:180
#4  0xb6dff2e4 in android::InputDispatcher::dispatchOnce (this=0x5ba5c8)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/3rd_party/android-input/android/frameworks/base/services/input/InputDispatcher.cpp:223
#5  0xb6e08dd6 in android::InputDispatcherThread::threadLoop (this=0x5ba8b0)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/3rd_party/android-input/android/frameworks/base/services/input/InputDispatcher.cpp:4308
#6  0xb6e0aba8 in mir_input::Thread::run(char const*, int, unsigned int)::{lambda()#1}::operator()() const (__closure=0x63f230)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/3rd_party/android-deps/std/Thread.h:73
#7  0xb6e19e9e in std::_Bind_simple<mir_input::Thread::run(char const*, int, unsigned int)::{lambda()#1} ()>::_M_invoke<>(std::_Index_tuple<>) (this=0x63f230)
    at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:1700
#8  0xb6e19d98 in std::_Bind_simple<mir_input::Thread::run(char const*, int, unsigned int)::{lambda()#1} ()>::operator()() (this=0x63f230)
    at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:1688
#9  0xb6e19ce6 in std::thread::_Impl<std::_Bind_simple<mir_input::Thread::run(char const*, int, unsigned int)::{lambda()#1} ()> >::_M_run() (this=0x63f224)
    at /usr/arm-linux-gnueabihf/include/c++/4.9.2/thread:115
#10 0xb6a9b2a0 in ?? () from /usr/lib/arm-linux-gnueabihf/libstdc++.so.6
#11 0xb6b68490 in start_thread () from /lib/arm-linux-gnueabihf/libpthread.so.0
#12 0xb698fc4c in ?? () from /lib/arm-linux-gnueabihf/libc.so.6
Backtrace stopped: previous frame identical to this frame (corrupt stack?)

Thread 1 (Thread 0xb6f52220 (LWP 997)):
#0  0xb6b70d46 in __libc_do_syscall () from /lib/arm-linux-gnueabihf/libpthread.so.0
---Type <return> to continue, or q <return> to quit---
#1  0xb6b6c93a in pthread_cond_timedwait@@GLIBC_2.4 () from /lib/arm-linux-gnueabihf/libpthread.so.0
#2  0xb6d2752e in __gthread_cond_timedwait (__cond=0x6d3f28, __mutex=0x6d3f10, __abs_timeout=0xbec8c788)
    at /usr/arm-linux-gnueabihf/include/c++/4.9.2/arm-linux-gnueabihf/bits/gthr-default.h:871
#3  0xb6d305fa in std::condition_variable::__wait_until_impl<std::chrono::duration<long long, std::ratio<1ll, 1000000000ll> > > (this=0x6d3f28, __lock=..., __atime=...)
    at /usr/arm-linux-gnueabihf/include/c++/4.9.2/condition_variable:165
#4  0xb6d2fe0e in std::condition_variable::wait_until<std::chrono::duration<long long, std::ratio<1ll, 1000000000ll> > > (this=0x6d3f28, __lock=..., __atime=...)
    at /usr/arm-linux-gnueabihf/include/c++/4.9.2/condition_variable:105
#5  0xb6d2f546 in std::condition_variable::wait_until<std::chrono::_V2::system_clock, std::chrono::duration<long long, std::ratio<1ll, 1000000000ll> >, std::future_status std::__future_base::_State_baseV2::wait_for<long long, std::ratio<1ll, 1ll> >(std::chrono::duration<long long, std::ratio<1ll, 1ll> > const&)::{lambda()#1}>(std::unique_lock<std::mutex>&, std::chrono::time_point<std::chrono::_V2::system_clock, std::chrono::duration<long long, std::ratio<1ll, 1000000000ll> > > const&, std::future_status std::__future_base::_State_baseV2::wait_for<long long, std::ratio<1ll, 1ll> >(std::chrono::duration<long long, std::ratio<1ll, 1ll> > const&)::{lambda()#1}) (this=0x6d3f28, __lock=..., __atime=..., __p=...)
    at /usr/arm-linux-gnueabihf/include/c++/4.9.2/condition_variable:128
#6  0xb6d2e838 in std::condition_variable::wait_for<long long, std::ratio<1ll, 1ll>, std::future_status std::__future_base::_State_baseV2::wait_for<long long, std::ratio<1ll, 1ll> >(std::chrono::duration<long long, std::ratio<1ll, 1ll> > const&)::{lambda()#1}>(std::unique_lock<std::mutex>&, std::chrono::duration<long long, std::ratio<1ll, 1ll> > const&, std::future_status std::__future_base::_State_baseV2::wait_for<long long, std::ratio<1ll, 1ll> >(std::chrono::duration<long long, std::ratio<1ll, 1ll> > const&)::{lambda()#1}) (
    this=0x6d3f28, __lock=..., __rtime=..., __p=...) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/condition_variable:144
#7  0xb6d2d14c in std::__future_base::_State_baseV2::wait_for<long long, std::ratio<1ll, 1ll> > (this=0x6d3f08, __rel=...) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/future:336
#8  0xb6d2b9b4 in std::__basic_future<void>::wait_for<long long, std::ratio<1ll, 1ll> > (this=0x6d3ee4, __rel=...) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/future:604
#9  0xb6d2ac84 in mir::compositor::CompositingFunctor::wait_until_started (this=0x6d3e60)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/compositor/multi_threaded_compositor.cpp:224
#10 0xb6d27e4e in mir::compositor::MultiThreadedCompositor::create_compositing_threads (this=0x636424)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/compositor/multi_threaded_compositor.cpp:360
#11 0xb6d27abc in mir::compositor::MultiThreadedCompositor::start (this=0x636424)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/compositor/multi_threaded_compositor.cpp:307
#12 0xb6cef828 in mir::scene::MediatingDisplayChanger::<lambda()>::operator()(void) const (__closure=0x637548)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/scene/mediating_display_changer.cpp:191
#13 0xb6cf0c86 in std::_Function_handler<void(), mir::scene::MediatingDisplayChanger::apply_config(const std::shared_ptr<mir::graphics::DisplayConfiguration>&, mir::DisplayChanger::SystemStateHandling)::<lambda()> >::_M_invoke(const std::_Any_data &) (__functor=...) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:2039
#14 0xb6c3f090 in std::function<void ()>::operator()() const (this=0xbec8c964) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:2439
#15 0xb6ceec74 in (anonymous namespace)::ApplyNowAndRevertOnScopeExit::~ApplyNowAndRevertOnScopeExit (this=0xbec8c964, __in_chrg=<optimized out>)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/scene/mediating_display_changer.cpp:49
#16 0xb6cef8be in mir::scene::MediatingDisplayChanger::apply_config (this=0x63664c, conf=std::shared_ptr (count 2, weak 0) 0x63ec60, 
    pause_resume_system=mir::DisplayChanger::PauseResumeSystem)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/scene/mediating_display_changer.cpp:193
#17 0xb6cef94e in mir::scene::MediatingDisplayChanger::apply_base_config (this=0x63664c, pause_resume_system=mir::DisplayChanger::PauseResumeSystem)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/scene/mediating_display_changer.cpp:206
#18 0xb6cef5ee in mir::scene::MediatingDisplayChanger::<lambda()>::operator()(void) const (__closure=0x53c3c0)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/scene/mediating_display_changer.cpp:153
#19 0xb6cf0a5e in std::_Function_handler<void(), mir::scene::MediatingDisplayChanger::configure_for_hardware_change(const std::shared_ptr<mir::graphics::DisplayConfiguration>&, mir::DisplayChanger::SystemStateHandling)::<lambda()> >::_M_invoke(const std::_Any_data &) (__functor=...) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:2039
#20 0xb6c3f090 in std::function<void ()>::operator()() const (this=0x53c3ac) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:2439
#21 0xb6c52b9a in mir::GLibMainLoop::<lambda()>::operator()(void) const (__closure=0x53c3a8)
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/glib_main_loop.cpp:192
#22 0xb6c5426e in std::_Function_handler<void(), mir::GLibMainLoop::enqueue(void const*, const ServerAction&)::<lambda()> >::_M_invoke(const std::_Any_data &) (__functor=...)
    at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:2039
#23 0xb6c3f090 in std::function<void ()>::operator()() const (this=0x53c380) at /usr/arm-linux-gnueabihf/include/c++/4.9.2/functional:2439
#24 0xb6c59de8 in mir::detail::ServerActionGSource::dispatch (source=0x53c348)
---Type <return> to continue, or q <return> to quit---
    at /home/gerry/dev/projects/mir/override-orientation-with-unplug-fix/src/server/glib_main_loop_sources.cpp:202
#25 0xb67ebf68 in g_main_context_dispatch () from /lib/arm-linux-gnueabihf/libglib-2.0.so.0
#26 0xb67ec114 in ?? () from /lib/arm-linux-gnueabihf/libglib-2.0.so.0
Backtrace stopped: previous frame identical to this frame (corrupt stack?)
(gdb)