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@dlibenzi
Created September 22, 2019 13:23
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STACK (count=506):
#0 0x00007ffff7bc39f3 in futex_wait_cancelable (private=<optimized out>, expected=X, futex_word=X) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1 __pthread_cond_wait_common (abstime=X, mutex=X, cond=X) at pthread_cond_wait.c:502
#2 __pthread_cond_wait (cond=X, mutex=X) at pthread_cond_wait.c:655
#3 0x00007ffff5bfb064 in __kmp_suspend_64 () from /home/ubuntu/miniconda3/envs/maskrcnn36/lib/python3.6/site-packages/numpy/../../../libiomp5.so
#4 0x00007ffff5b6bc0d in bool _INTERNAL_25_______src_kmp_barrier_cpp_38a91946::__kmp_wait_template<kmp_flag_64, 1, false, true>(kmp_info*, kmp_flag_64*, void*) () from /home/ubuntu/miniconda3/envs/maskrcnn36/lib/python3.6/site-packages/numpy/../../../libiomp5.so
#5 0x00007ffff5b6ee8c in _INTERNAL_25_______src_kmp_barrier_cpp_38a91946::__kmp_hyper_barrier_release(barrier_type, kmp_info*, int, int, int, void*) () from /home/ubuntu/miniconda3/envs/maskrcnn36/lib/python3.6/site-packages/numpy/../../../libiomp5.so
#6 0x00007ffff5b753b2 in __kmp_fork_barrier(int, int) () from /home/ubuntu/miniconda3/envs/maskrcnn36/lib/python3.6/site-packages/numpy/../../../libiomp5.so
#7 0x00007ffff5bb5eb8 in __kmp_launch_thread () from /home/ubuntu/miniconda3/envs/maskrcnn36/lib/python3.6/site-packages/numpy/../../../libiomp5.so
#8 0x00007ffff5bf6e8b in _INTERNAL_26_______src_z_Linux_util_cpp_b9b5c47b::__kmp_launch_worker(void*) () from /home/ubuntu/miniconda3/envs/maskrcnn36/lib/python3.6/site-packages/numpy/../../../libiomp5.so
#9 0x00007ffff7bbd6db in start_thread (arg=X) at pthread_create.c:463
#10 0x00007ffff78e688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
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STACK (count=120):
#0 0x00007ffff7bc39f3 in futex_wait_cancelable (private=<optimized out>, expected=X, futex_word=X) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1 __pthread_cond_wait_common (abstime=X, mutex=X, cond=X) at pthread_cond_wait.c:502
#2 __pthread_cond_wait (cond=X, mutex=X) at pthread_cond_wait.c:655
#3 0x00007fffe860056f in __gthread_cond_wait (__mutex=<optimized out>, __cond=<optimized out>) at /opt/conda/conda-bld/compilers_linux-64_1534514838838/work/.build/x86_64-conda_cos6-linux-gnu/build/build-cc-gcc-final/x86_64-conda_cos6-linux-gnu/libstdc++-v3/include/x86_64-conda_cos6-linux-gnu/bits/gthr-default.h:877
#4 std::condition_variable::wait (this=<optimized out>, __lock=...) at /opt/conda/conda-bld/compilers_linux-64_1534514838838/work/.build/x86_64-conda_cos6-linux-gnu/src/gcc/libstdc++-v3/src/c++11/condition_variable.cc:53
#5 0x00007fffd3740b6b in ?? () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#6 0x00007fffe8604408 in std::execute_native_thread_routine (__p=X) at /opt/conda/conda-bld/compilers_linux-64_1534514838838/work/.build/x86_64-conda_cos6-linux-gnu/src/gcc/libstdc++-v3/src/c++11/thread.cc:80
#7 0x00007ffff7bbd6db in start_thread (arg=X) at pthread_create.c:463
#8 0x00007ffff78e688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
LOCATIONS:
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0x7ffefebb7700
0x7ffeff3b8700
0x7ffeffbb9700
0x7fff003ba700
0x7fff00bbb700
0x7fff013bc700
0x7fff01bbd700
0x7fff023be700
0x7fff02bbf700
0x7fff033c0700
0x7fff03bc1700
0x7fff043c2700
0x7fff04bc3700
0x7fff053c4700
0x7fff05bc5700
STACK (count=10):
#0 0x00007ffff7bc39f3 in futex_wait_cancelable (private=<optimized out>, expected=X, futex_word=X) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1 __pthread_cond_wait_common (abstime=X, mutex=X, cond=X) at pthread_cond_wait.c:502
#2 __pthread_cond_wait (cond=X, mutex=X) at pthread_cond_wait.c:655
#3 0x00007fffe860056f in __gthread_cond_wait (__mutex=<optimized out>, __cond=<optimized out>) at /opt/conda/conda-bld/compilers_linux-64_1534514838838/work/.build/x86_64-conda_cos6-linux-gnu/build/build-cc-gcc-final/x86_64-conda_cos6-linux-gnu/libstdc++-v3/include/x86_64-conda_cos6-linux-gnu/bits/gthr-default.h:877
#4 std::condition_variable::wait (this=<optimized out>, __lock=...) at /opt/conda/conda-bld/compilers_linux-64_1534514838838/work/.build/x86_64-conda_cos6-linux-gnu/src/gcc/libstdc++-v3/src/c++11/condition_variable.cc:53
#5 0x00007fffe6067ceb in torch::autograd::ReadyQueue::pop() () from /home/ubuntu/miniconda3/envs/maskrcnn36/lib/python3.6/site-packages/torch/lib/libtorch.so
#6 0x00007fffe606b17d in torch::autograd::Engine::thread_main(torch::autograd::GraphTask*) () from /home/ubuntu/miniconda3/envs/maskrcnn36/lib/python3.6/site-packages/torch/lib/libtorch.so
#7 0x00007fffe8a9b4aa in torch::autograd::python::PythonEngine::thread_init(int) () from /home/ubuntu/miniconda3/envs/maskrcnn36/lib/python3.6/site-packages/torch/lib/libtorch_python.so
#8 0x00007fffe8604408 in std::execute_native_thread_routine (__p=X) at /opt/conda/conda-bld/compilers_linux-64_1534514838838/work/.build/x86_64-conda_cos6-linux-gnu/src/gcc/libstdc++-v3/src/c++11/thread.cc:80
#9 0x00007ffff7bbd6db in start_thread (arg=X) at pthread_create.c:463
#10 0x00007ffff78e688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
LOCATIONS:
0x7ff566238700
0x7ff566a39700
0x7ff56723a700
0x7ff567a3b700
0x7ff56823c700
0x7ff568a3d700
0x7ff56923e700
0x7ff569a3f700
0x7ff56a240700
0x7fffb3fff700
STACK (count=9):
#0 0x00007ffff7bc39f3 in futex_wait_cancelable (private=<optimized out>, expected=X, futex_word=X) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1 __pthread_cond_wait_common (abstime=X, mutex=X, cond=X) at pthread_cond_wait.c:502
#2 __pthread_cond_wait (cond=X, mutex=X) at pthread_cond_wait.c:655
#3 0x00007fffe860056f in __gthread_cond_wait (__mutex=<optimized out>, __cond=<optimized out>) at /opt/conda/conda-bld/compilers_linux-64_1534514838838/work/.build/x86_64-conda_cos6-linux-gnu/build/build-cc-gcc-final/x86_64-conda_cos6-linux-gnu/libstdc++-v3/include/x86_64-conda_cos6-linux-gnu/bits/gthr-default.h:877
#4 std::condition_variable::wait (this=<optimized out>, __lock=...) at /opt/conda/conda-bld/compilers_linux-64_1534514838838/work/.build/x86_64-conda_cos6-linux-gnu/src/gcc/libstdc++-v3/src/c++11/condition_variable.cc:53
#5 0x00007fffd3741ceb in xla::util::TriggeredTask::Runner() () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#6 0x00007fffe8604408 in std::execute_native_thread_routine (__p=X) at /opt/conda/conda-bld/compilers_linux-64_1534514838838/work/.build/x86_64-conda_cos6-linux-gnu/src/gcc/libstdc++-v3/src/c++11/thread.cc:80
#7 0x00007ffff7bbd6db in start_thread (arg=X) at pthread_create.c:463
#8 0x00007ffff78e688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
LOCATIONS:
0x7fffbb7fe700
0x7fffbbfff700
0x7fffc8ff9700
0x7fffc97fa700
0x7fffc9ffb700
0x7fffcaffd700
0x7fffca7fc700
0x7fffcbfff700
0x7fffcb7fe700
STACK (count=8):
#0 0x00007ffff7bc66d6 in futex_abstimed_wait_cancelable (private=X, abstime=X, expected=X, futex_word=X) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1 do_futex_wait (sem=sem@entry=X, abstime=X) at sem_waitcommon.c:111
#2 0x00007ffff7bc67c8 in __new_sem_wait_slow (sem=X, abstime=X) at sem_waitcommon.c:181
#3 0x000055555563ff76 in PyThread_acquire_lock_timed () at /tmp/build/80754af9/python_1546130271559/work/Python/thread_pthread.h:386
#4 0x00005555556d21ac in acquire_timed (timeout=X, lock=X) at /tmp/build/80754af9/python_1546130271559/work/Modules/_threadmodule.c:68
#5 lock_PyThread_acquire_lock () at /tmp/build/80754af9/python_1546130271559/work/Modules/_threadmodule.c:151
#6 0x0000555555665744 in _PyCFunction_FastCallDict () at /tmp/build/80754af9/python_1546130271559/work/Objects/methodobject.c:231
#7 0x00005555556ec42c in call_function () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4851
#8 0x000055555571138a in _PyEval_EvalFrameDefault () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:3335
#9 0x00005555556e58e4 in _PyEval_EvalCodeWithName () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4166
#10 0x00005555556e6771 in fast_function () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4992
#11 0x00005555556ec505 in call_function () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4872
#12 0x000055555571138a in _PyEval_EvalFrameDefault () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:3335
#13 0x00005555556e653b in _PyFunction_FastCall (globals=<optimized out>, nargs=X, args=<optimized out>, co=<optimized out>) at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4933
#14 fast_function () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4968
#15 0x00005555556ec505 in call_function () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4872
#16 0x000055555571138a in _PyEval_EvalFrameDefault () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:3335
#17 0x00005555556e6bab in _PyFunction_FastCall (globals=<optimized out>, nargs=X, args=<optimized out>, co=<optimized out>) at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4933
#18 _PyFunction_FastCallDict () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:5035
#19 0x0000555555665b0f in _PyObject_FastCallDict () at /tmp/build/80754af9/python_1546130271559/work/Objects/abstract.c:2310
#20 0x000055555566a6a3 in _PyObject_Call_Prepend () at /tmp/build/80754af9/python_1546130271559/work/Objects/abstract.c:2373
#21 0x000055555566554e in PyObject_Call () at /tmp/build/80754af9/python_1546130271559/work/Objects/abstract.c:2261
#22 0x0000555555712a6c in do_call_core (kwdict=X, callargs=X, func=X) at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:5120
#23 _PyEval_EvalFrameDefault () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:3404
#24 0x00005555556e653b in _PyFunction_FastCall (globals=<optimized out>, nargs=X, args=<optimized out>, co=<optimized out>) at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4933
#25 fast_function () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4968
#26 0x00005555556ec505 in call_function () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4872
#27 0x000055555571138a in _PyEval_EvalFrameDefault () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:3335
#28 0x00005555556e653b in _PyFunction_FastCall (globals=<optimized out>, nargs=X, args=<optimized out>, co=<optimized out>) at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4933
#29 fast_function () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4968
#30 0x00005555556ec505 in call_function () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4872
#31 0x000055555571138a in _PyEval_EvalFrameDefault () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:3335
#32 0x00005555556e6bab in _PyFunction_FastCall (globals=<optimized out>, nargs=X, args=<optimized out>, co=<optimized out>) at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4933
#33 _PyFunction_FastCallDict () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:5035
#34 0x0000555555665b0f in _PyObject_FastCallDict () at /tmp/build/80754af9/python_1546130271559/work/Objects/abstract.c:2310
#35 0x000055555566a6a3 in _PyObject_Call_Prepend () at /tmp/build/80754af9/python_1546130271559/work/Objects/abstract.c:2373
#36 0x000055555566554e in PyObject_Call () at /tmp/build/80754af9/python_1546130271559/work/Objects/abstract.c:2261
#37 0x0000555555763d36 in t_bootstrap () at /tmp/build/80754af9/python_1546130271559/work/Modules/_threadmodule.c:1000
#38 0x00005555557182a8 in pythread_wrapper (arg=<optimized out>) at /tmp/build/80754af9/python_1546130271559/work/Python/thread_pthread.h:205
#39 0x00007ffff7bbd6db in start_thread (arg=X) at pthread_create.c:463
#40 0x00007ffff78e688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
LOCATIONS:
0x7fff50ff3700
0x7fffabfff700
0x7fffb0ff9700
0x7fffb17fa700
0x7fffb1ffb700
0x7fffb27fc700
0x7fffb2ffd700
0x7fffb37fe700
STACK (count=6):
#0 0x00007ffff78e6bb7 in epoll_wait (epfd=X, events=X, maxevents=X, timeout=X) at ../sysdeps/unix/sysv/linux/epoll_wait.c:30
#1 0x00007fffda28ce94 in ?? () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#2 0x00007fffda2af08c in ?? () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#3 0x00007fffd5cd7583 in grpc::internal::BlockingUnaryCallImpl<tensorflow::RunStepRequest, tensorflow::RunStepResponse>::BlockingUnaryCallImpl(grpc::ChannelInterface*, grpc::internal::RpcMethod const&, grpc::ClientContext*, tensorflow::RunStepRequest const&, tensorflow::RunStepResponse*) () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#4 0x00007fffd5ccf827 in grpc::Status grpc::internal::BlockingUnaryCall<tensorflow::RunStepRequest, tensorflow::RunStepResponse>(grpc::ChannelInterface*, grpc::internal::RpcMethod const&, grpc::ClientContext*, tensorflow::RunStepRequest const&, tensorflow::RunStepResponse*) () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#5 0x00007fffd5ccf7f2 in tensorflow::grpc::MasterService::Stub::RunStep(grpc::ClientContext*, tensorflow::RunStepRequest const&, tensorflow::RunStepResponse*) () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#6 0x00007fffd5ccb143 in tensorflow::Status tensorflow::GrpcRemoteMaster::CallWithRetry<tensorflow::RunStepRequest, tensorflow::RunStepResponse>(tensorflow::CallOptions*, tensorflow::RunStepRequest const*, tensorflow::RunStepResponse*, grpc::Status (tensorflow::grpc::MasterService::Stub::*)(grpc::ClientContext*, tensorflow::RunStepRequest const&, tensorflow::RunStepResponse*), std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >) () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#7 0x00007fffd5cc8651 in tensorflow::GrpcRemoteMaster::RunStep(tensorflow::CallOptions*, tensorflow::RunStepRequestWrapper*, tensorflow::MutableRunStepResponseWrapper*) () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#8 0x00007fffd5cc132e in tensorflow::GrpcSession::RunHelper(tensorflow::RunOptions const&, std::vector<std::pair<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, tensorflow::Tensor>, std::allocator<std::pair<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, tensorflow::Tensor> > > const&, std::vector<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, std::allocator<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > > > const&, std::vector<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, std::allocator<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > > > const&, std::vector<tensorflow::Tensor, std::allocator<tensorflow::Tensor> >*, tensorflow::RunMetadata*, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&) () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#9 0x00007fffd5cc19b5 in tensorflow::GrpcSession::Run(tensorflow::RunOptions const&, std::vector<std::pair<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, tensorflow::Tensor>, std::allocator<std::pair<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, tensorflow::Tensor> > > const&, std::vector<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, std::allocator<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > > > const&, std::vector<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, std::allocator<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > > > const&, std::vector<tensorflow::Tensor, std::allocator<tensorflow::Tensor> >*, tensorflow::RunMetadata*) () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#10 0x00007fffd378ce03 in tensorflow::ClientSession::Run(tensorflow::RunOptions const&, std::unordered_map<tensorflow::Output, tensorflow::Input::Initializer, tensorflow::OutputHash, std::equal_to<tensorflow::Output>, std::allocator<std::pair<tensorflow::Output const, tensorflow::Input::Initializer> > > const&, std::vector<tensorflow::Output, std::allocator<tensorflow::Output> > const&, std::vector<tensorflow::Operation, std::allocator<tensorflow::Operation> > const&, std::vector<tensorflow::Tensor, std::allocator<tensorflow::Tensor> >*, tensorflow::RunMetadata*) const () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#11 0x00007fffd378ca1c in tensorflow::ClientSession::Run(std::unordered_map<tensorflow::Output, tensorflow::Input::Initializer, tensorflow::OutputHash, std::equal_to<tensorflow::Output>, std::allocator<std::pair<tensorflow::Output const, tensorflow::Input::Initializer> > > const&, std::vector<tensorflow::Output, std::allocator<tensorflow::Output> > const&, std::vector<tensorflow::Tensor, std::allocator<tensorflow::Tensor> >*) const () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#12 0x00007fffd374c902 in xla::XrtComputationClient::ExecuteComputation(xla::ComputationClient::Computation const&, absl::Span<std::shared_ptr<xla::ComputationClient::Data> const>, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, xla::ComputationClient::ExecuteComputationOptions const&) () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#13 0x00007fffdf119c91 in torch_xla::XLATensor::ScheduleSyncTensorsGraph(std::vector<torch_xla::XLATensor, std::allocator<torch_xla::XLATensor> >*, torch_xla::XLATensor::SyncTensorsConfig const&, torch_xla::XLATensor::SyncTensorCollection*, std::vector<std::shared_ptr<xla::ComputationClient::Data>, std::allocator<std::shared_ptr<xla::ComputationClient::Data> > >, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, std::shared_ptr<torch_xla::XLATensor::CachedComputation>)::$_0::operator()() const (this=X) at torch_xla/csrc/tensor.cpp:1095
#14 0x00007fffdf119a5d in std::_Function_handler<void (), torch_xla::XLATensor::ScheduleSyncTensorsGraph(std::vector<torch_xla::XLATensor, std::allocator<torch_xla::XLATensor> >*, torch_xla::XLATensor::SyncTensorsConfig const&, torch_xla::XLATensor::SyncTensorCollection*, std::vector<std::shared_ptr<xla::ComputationClient::Data>, std::allocator<std::shared_ptr<xla::ComputationClient::Data> > >, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, std::shared_ptr<torch_xla::XLATensor::CachedComputation>)::$_0>::_M_invoke(std::_Any_data const&) (__functor=...) at /usr/bin/../lib/gcc/x86_64-linux-gnu/7.4.0/../../../../include/c++/7.4.0/bits/std_function.h:316
#15 0x00007fffd373e6a3 in ?? () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#16 0x00007fffd3740c41 in ?? () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#17 0x00007fffe8604408 in std::execute_native_thread_routine (__p=X) at /opt/conda/conda-bld/compilers_linux-64_1534514838838/work/.build/x86_64-conda_cos6-linux-gnu/src/gcc/libstdc++-v3/src/c++11/thread.cc:80
#18 0x00007ffff7bbd6db in start_thread (arg=X) at pthread_create.c:463
#19 0x00007ffff78e688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
LOCATIONS:
0x7ffdbe7fc700
0x7ffdbeffd700
0x7ffdbf7fe700
0x7ffdbffff700
0x7ffdc4ff9700
0x7ffdc57fa700
STACK (count=6):
#0 0x00007ffff7bc39f3 in futex_wait_cancelable (private=<optimized out>, expected=X, futex_word=X) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1 __pthread_cond_wait_common (abstime=X, mutex=X, cond=X) at pthread_cond_wait.c:502
#2 __pthread_cond_wait (cond=X, mutex=X) at pthread_cond_wait.c:655
#3 0x00007fffe860056f in __gthread_cond_wait (__mutex=<optimized out>, __cond=<optimized out>) at /opt/conda/conda-bld/compilers_linux-64_1534514838838/work/.build/x86_64-conda_cos6-linux-gnu/build/build-cc-gcc-final/x86_64-conda_cos6-linux-gnu/libstdc++-v3/include/x86_64-conda_cos6-linux-gnu/bits/gthr-default.h:877
#4 std::condition_variable::wait (this=<optimized out>, __lock=...) at /opt/conda/conda-bld/compilers_linux-64_1534514838838/work/.build/x86_64-conda_cos6-linux-gnu/src/gcc/libstdc++-v3/src/c++11/condition_variable.cc:53
#5 0x00007fffdf119371 in std::condition_variable::wait<torch_xla::(anonymous namespace)::DeviceLocker::Lock()::{lambda()#1}>(std::unique_lock<std::mutex>&, torch_xla::(anonymous namespace)::DeviceLocker::Lock()::{lambda()#1}) (this=X, __lock=..., __p=...) at /usr/bin/../lib/gcc/x86_64-linux-gnu/7.4.0/../../../../include/c++/7.4.0/condition_variable:99
#6 0x00007fffdf11921e in torch_xla::(anonymous namespace)::DeviceLocker::Lock (this=X) at torch_xla/csrc/tensor.cpp:66
#7 0x00007fffdf119117 in torch_xla::(anonymous namespace)::LockDevice (device=...) at torch_xla/csrc/tensor.cpp:125
#8 0x00007fffdf110843 in torch_xla::(anonymous namespace)::LockDevices (devices=...) at torch_xla/csrc/tensor.cpp:145
#9 0x00007fffdf10dfb8 in torch_xla::XLATensor::CollectSyncTensors (tensors=..., config=...) at torch_xla/csrc/tensor.cpp:970
#10 0x00007fffdf10efc0 in torch_xla::XLATensor::SyncTensorsGraphInternal (tensors=X, devices=..., config=...) at torch_xla/csrc/tensor.cpp:1215
#11 0x00007fffdf110739 in torch_xla::XLATensor::SyncTensorsGraph (tensors=X, devices=..., wait=false, sync_xla_data=true) at torch_xla/csrc/tensor.cpp:1131
#12 0x00007fffdf112175 in torch_xla::XLATensor::SyncLiveTensorsGraph (device=X, devices=..., wait=false) at torch_xla/csrc/tensor.cpp:1142
#13 0x00007fffdf005f23 in torch_xla::(anonymous namespace)::StepMarker (device_str=..., devices=..., wait=false) at torch_xla/csrc/init_python_bindings.cpp:120
#14 0x00007fffdf005e5a in torch_xla::(anonymous namespace)::InitXlaModuleBindings(pybind11::module)::$_19::operator()(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, std::vector<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, std::allocator<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > > > const&, bool) const (this=X, device=..., devices=..., wait=false) at torch_xla/csrc/init_python_bindings.cpp:313
#15 0x00007fffdf005e05 in _ZN8pybind116detail15argument_loaderIJRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEERKSt6vectorIS7_SaIS7_EEbEE9call_implIvRZN9torch_xla12_GLOBAL__N_121InitXlaModuleBindingsENS_6moduleEE4$_19JLm0ELm1ELm2EENS0_9void_typeEEET_OT0_St16integer_sequenceImJXspT1_EEEOT2_ (this=X, f=...) at /home/ubuntu/miniconda3/envs/maskrcnn36/lib/python3.6/site-packages/torch/include/pybind11/cast.h:1931
#16 0x00007fffdf005d66 in pybind11::detail::argument_loader<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, std::vector<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, std::allocator<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > > > const&, bool>::call<void, pybind11::detail::void_type, torch_xla::(anonymous namespace)::InitXlaModuleBindings(pybind11::module)::$_19&> (this=X, f=...) at /home/ubuntu/miniconda3/envs/maskrcnn36/lib/python3.6/site-packages/torch/include/pybind11/cast.h:1913
#17 0x00007fffdf005c9a in _ZZN8pybind1112cpp_function10initializeIZN9torch_xla12_GLOBAL__N_121InitXlaModuleBindingsENS_6moduleEE4$_19vJRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEERKSt6vectorISB_SaISB_EEbEJNS_4nameENS_5scopeENS_7siblingENS_5arg_vENS_3argESM_EEEvOT_PFT0_DpT1_EDpRKT2_ENKUlRNS_6detail13function_callEE_clES11_ (this=X, call=...) at /home/ubuntu/miniconda3/envs/maskrcnn36/lib/python3.6/site-packages/torch/include/pybind11/pybind11.h:156
#18 0x00007fffdf005b95 in _ZZN8pybind1112cpp_function10initializeIZN9torch_xla12_GLOBAL__N_121InitXlaModuleBindingsENS_6moduleEE4$_19vJRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEERKSt6vectorISB_SaISB_EEbEJNS_4nameENS_5scopeENS_7siblingENS_5arg_vENS_3argESM_EEEvOT_PFT0_DpT1_EDpRKT2_ENUlRNS_6detail13function_callEE_8__invokeES11_ (call=...) at /home/ubuntu/miniconda3/envs/maskrcnn36/lib/python3.6/site-packages/torch/include/pybind11/pybind11.h:133
#19 0x00007fffdf00c5e0 in pybind11::cpp_function::dispatcher (self=X, args_in=X, kwargs_in=X) at /home/ubuntu/miniconda3/envs/maskrcnn36/lib/python3.6/site-packages/torch/include/pybind11/pybind11.h:620
#20 0x0000555555665744 in _PyCFunction_FastCallDict () at /tmp/build/80754af9/python_1546130271559/work/Objects/methodobject.c:231
#21 0x0000555555692800 in _PyCFunction_FastCallKeywords () at /tmp/build/80754af9/python_1546130271559/work/Objects/methodobject.c:294
#22 0x00005555556ec42c in call_function () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4851
#23 0x0000555555712147 in _PyEval_EvalFrameDefault () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:3351
#24 0x00005555556e653b in _PyFunction_FastCall (globals=<optimized out>, nargs=X, args=<optimized out>, co=<optimized out>) at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4933
#25 fast_function () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4968
#26 0x00005555556ec505 in call_function () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4872
#27 0x000055555571138a in _PyEval_EvalFrameDefault () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:3335
#28 0x00005555556e653b in _PyFunction_FastCall (globals=<optimized out>, nargs=X, args=<optimized out>, co=<optimized out>) at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4933
#29 fast_function () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4968
#30 0x00005555556ec505 in call_function () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4872
#31 0x000055555571138a in _PyEval_EvalFrameDefault () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:3335
#32 0x00005555556e6bab in _PyFunction_FastCall (globals=<optimized out>, nargs=X, args=<optimized out>, co=<optimized out>) at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4933
#33 _PyFunction_FastCallDict () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:5035
#34 0x0000555555665b0f in _PyObject_FastCallDict () at /tmp/build/80754af9/python_1546130271559/work/Objects/abstract.c:2310
#35 0x000055555566a6a3 in _PyObject_Call_Prepend () at /tmp/build/80754af9/python_1546130271559/work/Objects/abstract.c:2373
#36 0x000055555566592b in _PyObject_FastCallDict () at /tmp/build/80754af9/python_1546130271559/work/Objects/abstract.c:2331
#37 0x00005555556bf7ff in call_method () at /tmp/build/80754af9/python_1546130271559/work/Objects/typeobject.c:1457
#38 0x0000555555711856 in _PyEval_EvalFrameDefault () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:3111
#39 0x00005555556e5bfe in _PyEval_EvalCodeWithName () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4166
#40 0x00005555556e6771 in fast_function () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4992
#41 0x00005555556ec505 in call_function () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4872
#42 0x000055555571138a in _PyEval_EvalFrameDefault () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:3335
#43 0x00005555556e6bab in _PyFunction_FastCall (globals=<optimized out>, nargs=X, args=<optimized out>, co=<optimized out>) at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4933
#44 _PyFunction_FastCallDict () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:5035
#45 0x0000555555665b0f in _PyObject_FastCallDict () at /tmp/build/80754af9/python_1546130271559/work/Objects/abstract.c:2310
#46 0x000055555566a6a3 in _PyObject_Call_Prepend () at /tmp/build/80754af9/python_1546130271559/work/Objects/abstract.c:2373
#47 0x000055555566554e in PyObject_Call () at /tmp/build/80754af9/python_1546130271559/work/Objects/abstract.c:2261
#48 0x0000555555712a6c in do_call_core (kwdict=X, callargs=X, func=X) at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:5120
#49 _PyEval_EvalFrameDefault () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:3404
#50 0x00005555556e653b in _PyFunction_FastCall (globals=<optimized out>, nargs=X, args=<optimized out>, co=<optimized out>) at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4933
#51 fast_function () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4968
#52 0x00005555556ec505 in call_function () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4872
#53 0x000055555571138a in _PyEval_EvalFrameDefault () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:3335
#54 0x00005555556e653b in _PyFunction_FastCall (globals=<optimized out>, nargs=X, args=<optimized out>, co=<optimized out>) at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4933
#55 fast_function () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4968
#56 0x00005555556ec505 in call_function () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4872
#57 0x000055555571138a in _PyEval_EvalFrameDefault () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:3335
#58 0x00005555556e6bab in _PyFunction_FastCall (globals=<optimized out>, nargs=X, args=<optimized out>, co=<optimized out>) at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4933
#59 _PyFunction_FastCallDict () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:5035
#60 0x0000555555665b0f in _PyObject_FastCallDict () at /tmp/build/80754af9/python_1546130271559/work/Objects/abstract.c:2310
#61 0x000055555566a6a3 in _PyObject_Call_Prepend () at /tmp/build/80754af9/python_1546130271559/work/Objects/abstract.c:2373
#62 0x000055555566554e in PyObject_Call () at /tmp/build/80754af9/python_1546130271559/work/Objects/abstract.c:2261
#63 0x0000555555763d36 in t_bootstrap () at /tmp/build/80754af9/python_1546130271559/work/Modules/_threadmodule.c:1000
#64 0x00005555557182a8 in pythread_wrapper (arg=<optimized out>) at /tmp/build/80754af9/python_1546130271559/work/Python/thread_pthread.h:205
#65 0x00007ffff7bbd6db in start_thread (arg=X) at pthread_create.c:463
#66 0x00007ffff78e688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
LOCATIONS:
0x7fff0c7f8700
0x7fff0cff9700
0x7fff0dffb700
0x7fff0e7fc700
0x7fff0effd700
0x7fff0f7fe700
STACK (count=3):
#0 0x00007ffff7bc39f3 in futex_wait_cancelable (private=<optimized out>, expected=X, futex_word=X) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1 __pthread_cond_wait_common (abstime=X, mutex=X, cond=X) at pthread_cond_wait.c:502
#2 __pthread_cond_wait (cond=X, mutex=X) at pthread_cond_wait.c:655
#3 0x00007fffda2bbfa7 in ?? () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#4 0x00007fffda293d77 in ?? () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#5 0x00007fffda2bcf1d in ?? () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#6 0x00007ffff7bbd6db in start_thread (arg=X) at pthread_create.c:463
#7 0x00007ffff78e688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
LOCATIONS:
0x7ffeba254700
0x7ffebba57700
0x7ffec4cdf700
STACK (count=2):
#0 0x00007ffff78e6bb7 in epoll_wait (epfd=X, events=X, maxevents=X, timeout=X) at ../sysdeps/unix/sysv/linux/epoll_wait.c:30
#1 0x00007fffda28ce94 in ?? () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#2 0x00007fffda2af08c in ?? () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#3 0x00007fffd5cd7583 in grpc::internal::BlockingUnaryCallImpl<tensorflow::RunStepRequest, tensorflow::RunStepResponse>::BlockingUnaryCallImpl(grpc::ChannelInterface*, grpc::internal::RpcMethod const&, grpc::ClientContext*, tensorflow::RunStepRequest const&, tensorflow::RunStepResponse*) () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#4 0x00007fffd5ccf827 in grpc::Status grpc::internal::BlockingUnaryCall<tensorflow::RunStepRequest, tensorflow::RunStepResponse>(grpc::ChannelInterface*, grpc::internal::RpcMethod const&, grpc::ClientContext*, tensorflow::RunStepRequest const&, tensorflow::RunStepResponse*) () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#5 0x00007fffd5ccf7f2 in tensorflow::grpc::MasterService::Stub::RunStep(grpc::ClientContext*, tensorflow::RunStepRequest const&, tensorflow::RunStepResponse*) () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#6 0x00007fffd5ccb143 in tensorflow::Status tensorflow::GrpcRemoteMaster::CallWithRetry<tensorflow::RunStepRequest, tensorflow::RunStepResponse>(tensorflow::CallOptions*, tensorflow::RunStepRequest const*, tensorflow::RunStepResponse*, grpc::Status (tensorflow::grpc::MasterService::Stub::*)(grpc::ClientContext*, tensorflow::RunStepRequest const&, tensorflow::RunStepResponse*), std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >) () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#7 0x00007fffd5cc8651 in tensorflow::GrpcRemoteMaster::RunStep(tensorflow::CallOptions*, tensorflow::RunStepRequestWrapper*, tensorflow::MutableRunStepResponseWrapper*) () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#8 0x00007fffd5cc132e in tensorflow::GrpcSession::RunHelper(tensorflow::RunOptions const&, std::vector<std::pair<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, tensorflow::Tensor>, std::allocator<std::pair<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, tensorflow::Tensor> > > const&, std::vector<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, std::allocator<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > > > const&, std::vector<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, std::allocator<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > > > const&, std::vector<tensorflow::Tensor, std::allocator<tensorflow::Tensor> >*, tensorflow::RunMetadata*, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&) () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#9 0x00007fffd5cc19b5 in tensorflow::GrpcSession::Run(tensorflow::RunOptions const&, std::vector<std::pair<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, tensorflow::Tensor>, std::allocator<std::pair<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, tensorflow::Tensor> > > const&, std::vector<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, std::allocator<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > > > const&, std::vector<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, std::allocator<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > > > const&, std::vector<tensorflow::Tensor, std::allocator<tensorflow::Tensor> >*, tensorflow::RunMetadata*) () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#10 0x00007fffd378ce03 in tensorflow::ClientSession::Run(tensorflow::RunOptions const&, std::unordered_map<tensorflow::Output, tensorflow::Input::Initializer, tensorflow::OutputHash, std::equal_to<tensorflow::Output>, std::allocator<std::pair<tensorflow::Output const, tensorflow::Input::Initializer> > > const&, std::vector<tensorflow::Output, std::allocator<tensorflow::Output> > const&, std::vector<tensorflow::Operation, std::allocator<tensorflow::Operation> > const&, std::vector<tensorflow::Tensor, std::allocator<tensorflow::Tensor> >*, tensorflow::RunMetadata*) const () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#11 0x00007fffd378ca1c in tensorflow::ClientSession::Run(std::unordered_map<tensorflow::Output, tensorflow::Input::Initializer, tensorflow::OutputHash, std::equal_to<tensorflow::Output>, std::allocator<std::pair<tensorflow::Output const, tensorflow::Input::Initializer> > > const&, std::vector<tensorflow::Output, std::allocator<tensorflow::Output> > const&, std::vector<tensorflow::Tensor, std::allocator<tensorflow::Tensor> >*) const () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#12 0x00007fffd3769036 in ?? () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#13 0x00007fffd373e6a3 in ?? () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#14 0x00007fffd3740c41 in ?? () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#15 0x00007fffe8604408 in std::execute_native_thread_routine (__p=X) at /opt/conda/conda-bld/compilers_linux-64_1534514838838/work/.build/x86_64-conda_cos6-linux-gnu/src/gcc/libstdc++-v3/src/c++11/thread.cc:80
#16 0x00007ffff7bbd6db in start_thread (arg=X) at pthread_create.c:463
#17 0x00007ffff78e688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
LOCATIONS:
0x7ffdc6ffd700
0x7ffeb8a51700
STACK (count=2):
#0 0x00007ffff7bc39f3 in futex_wait_cancelable (private=<optimized out>, expected=X, futex_word=X) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1 __pthread_cond_wait_common (abstime=X, mutex=X, cond=X) at pthread_cond_wait.c:502
#2 __pthread_cond_wait (cond=X, mutex=X) at pthread_cond_wait.c:655
#3 0x00007fffe860056f in __gthread_cond_wait (__mutex=<optimized out>, __cond=<optimized out>) at /opt/conda/conda-bld/compilers_linux-64_1534514838838/work/.build/x86_64-conda_cos6-linux-gnu/build/build-cc-gcc-final/x86_64-conda_cos6-linux-gnu/libstdc++-v3/include/x86_64-conda_cos6-linux-gnu/bits/gthr-default.h:877
#4 std::condition_variable::wait (this=<optimized out>, __lock=...) at /opt/conda/conda-bld/compilers_linux-64_1534514838838/work/.build/x86_64-conda_cos6-linux-gnu/src/gcc/libstdc++-v3/src/c++11/condition_variable.cc:53
#5 0x00007fffd373e21b in xla::util::MultiWait::Wait() () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#6 0x00007fffd374be51 in xla::XrtComputationClient::Compile(std::vector<xla::ComputationClient::CompileInstance, std::allocator<xla::ComputationClient::CompileInstance> >) () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#7 0x00007fffdf10f825 in torch_xla::XLATensor::SyncTensorsGraphInternal (tensors=X, devices=..., config=...) at torch_xla/csrc/tensor.cpp:1248
#8 0x00007fffdf110739 in torch_xla::XLATensor::SyncTensorsGraph (tensors=X, devices=..., wait=false, sync_xla_data=true) at torch_xla/csrc/tensor.cpp:1131
#9 0x00007fffdf112175 in torch_xla::XLATensor::SyncLiveTensorsGraph (device=X, devices=..., wait=false) at torch_xla/csrc/tensor.cpp:1142
#10 0x00007fffdf005f23 in torch_xla::(anonymous namespace)::StepMarker (device_str=..., devices=..., wait=false) at torch_xla/csrc/init_python_bindings.cpp:120
#11 0x00007fffdf005e5a in torch_xla::(anonymous namespace)::InitXlaModuleBindings(pybind11::module)::$_19::operator()(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, std::vector<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, std::allocator<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > > > const&, bool) const (this=X, device=..., devices=..., wait=false) at torch_xla/csrc/init_python_bindings.cpp:313
#12 0x00007fffdf005e05 in _ZN8pybind116detail15argument_loaderIJRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEERKSt6vectorIS7_SaIS7_EEbEE9call_implIvRZN9torch_xla12_GLOBAL__N_121InitXlaModuleBindingsENS_6moduleEE4$_19JLm0ELm1ELm2EENS0_9void_typeEEET_OT0_St16integer_sequenceImJXspT1_EEEOT2_ (this=X, f=...) at /home/ubuntu/miniconda3/envs/maskrcnn36/lib/python3.6/site-packages/torch/include/pybind11/cast.h:1931
#13 0x00007fffdf005d66 in pybind11::detail::argument_loader<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, std::vector<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, std::allocator<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > > > const&, bool>::call<void, pybind11::detail::void_type, torch_xla::(anonymous namespace)::InitXlaModuleBindings(pybind11::module)::$_19&> (this=X, f=...) at /home/ubuntu/miniconda3/envs/maskrcnn36/lib/python3.6/site-packages/torch/include/pybind11/cast.h:1913
#14 0x00007fffdf005c9a in _ZZN8pybind1112cpp_function10initializeIZN9torch_xla12_GLOBAL__N_121InitXlaModuleBindingsENS_6moduleEE4$_19vJRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEERKSt6vectorISB_SaISB_EEbEJNS_4nameENS_5scopeENS_7siblingENS_5arg_vENS_3argESM_EEEvOT_PFT0_DpT1_EDpRKT2_ENKUlRNS_6detail13function_callEE_clES11_ (this=X, call=...) at /home/ubuntu/miniconda3/envs/maskrcnn36/lib/python3.6/site-packages/torch/include/pybind11/pybind11.h:156
#15 0x00007fffdf005b95 in _ZZN8pybind1112cpp_function10initializeIZN9torch_xla12_GLOBAL__N_121InitXlaModuleBindingsENS_6moduleEE4$_19vJRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEERKSt6vectorISB_SaISB_EEbEJNS_4nameENS_5scopeENS_7siblingENS_5arg_vENS_3argESM_EEEvOT_PFT0_DpT1_EDpRKT2_ENUlRNS_6detail13function_callEE_8__invokeES11_ (call=...) at /home/ubuntu/miniconda3/envs/maskrcnn36/lib/python3.6/site-packages/torch/include/pybind11/pybind11.h:133
#16 0x00007fffdf00c5e0 in pybind11::cpp_function::dispatcher (self=X, args_in=X, kwargs_in=X) at /home/ubuntu/miniconda3/envs/maskrcnn36/lib/python3.6/site-packages/torch/include/pybind11/pybind11.h:620
#17 0x0000555555665744 in _PyCFunction_FastCallDict () at /tmp/build/80754af9/python_1546130271559/work/Objects/methodobject.c:231
#18 0x0000555555692800 in _PyCFunction_FastCallKeywords () at /tmp/build/80754af9/python_1546130271559/work/Objects/methodobject.c:294
#19 0x00005555556ec42c in call_function () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4851
#20 0x0000555555712147 in _PyEval_EvalFrameDefault () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:3351
#21 0x00005555556e653b in _PyFunction_FastCall (globals=<optimized out>, nargs=X, args=<optimized out>, co=<optimized out>) at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4933
#22 fast_function () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4968
#23 0x00005555556ec505 in call_function () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4872
#24 0x000055555571138a in _PyEval_EvalFrameDefault () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:3335
#25 0x00005555556e653b in _PyFunction_FastCall (globals=<optimized out>, nargs=X, args=<optimized out>, co=<optimized out>) at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4933
#26 fast_function () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4968
#27 0x00005555556ec505 in call_function () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4872
#28 0x000055555571138a in _PyEval_EvalFrameDefault () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:3335
#29 0x00005555556e6bab in _PyFunction_FastCall (globals=<optimized out>, nargs=X, args=<optimized out>, co=<optimized out>) at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4933
#30 _PyFunction_FastCallDict () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:5035
#31 0x0000555555665b0f in _PyObject_FastCallDict () at /tmp/build/80754af9/python_1546130271559/work/Objects/abstract.c:2310
#32 0x000055555566a6a3 in _PyObject_Call_Prepend () at /tmp/build/80754af9/python_1546130271559/work/Objects/abstract.c:2373
#33 0x000055555566592b in _PyObject_FastCallDict () at /tmp/build/80754af9/python_1546130271559/work/Objects/abstract.c:2331
#34 0x00005555556bf7ff in call_method () at /tmp/build/80754af9/python_1546130271559/work/Objects/typeobject.c:1457
#35 0x0000555555711856 in _PyEval_EvalFrameDefault () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:3111
#36 0x00005555556e5bfe in _PyEval_EvalCodeWithName () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4166
#37 0x00005555556e6771 in fast_function () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4992
#38 0x00005555556ec505 in call_function () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4872
#39 0x000055555571138a in _PyEval_EvalFrameDefault () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:3335
#40 0x00005555556e6bab in _PyFunction_FastCall (globals=<optimized out>, nargs=X, args=<optimized out>, co=<optimized out>) at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4933
#41 _PyFunction_FastCallDict () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:5035
#42 0x0000555555665b0f in _PyObject_FastCallDict () at /tmp/build/80754af9/python_1546130271559/work/Objects/abstract.c:2310
#43 0x000055555566a6a3 in _PyObject_Call_Prepend () at /tmp/build/80754af9/python_1546130271559/work/Objects/abstract.c:2373
#44 0x000055555566554e in PyObject_Call () at /tmp/build/80754af9/python_1546130271559/work/Objects/abstract.c:2261
#45 0x0000555555712a6c in do_call_core (kwdict=X, callargs=X, func=X) at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:5120
#46 _PyEval_EvalFrameDefault () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:3404
#47 0x00005555556e653b in _PyFunction_FastCall (globals=<optimized out>, nargs=X, args=<optimized out>, co=<optimized out>) at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4933
#48 fast_function () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4968
#49 0x00005555556ec505 in call_function () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4872
#50 0x000055555571138a in _PyEval_EvalFrameDefault () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:3335
#51 0x00005555556e653b in _PyFunction_FastCall (globals=<optimized out>, nargs=X, args=<optimized out>, co=<optimized out>) at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4933
#52 fast_function () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4968
#53 0x00005555556ec505 in call_function () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4872
#54 0x000055555571138a in _PyEval_EvalFrameDefault () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:3335
#55 0x00005555556e6bab in _PyFunction_FastCall (globals=<optimized out>, nargs=X, args=<optimized out>, co=<optimized out>) at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4933
#56 _PyFunction_FastCallDict () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:5035
#57 0x0000555555665b0f in _PyObject_FastCallDict () at /tmp/build/80754af9/python_1546130271559/work/Objects/abstract.c:2310
#58 0x000055555566a6a3 in _PyObject_Call_Prepend () at /tmp/build/80754af9/python_1546130271559/work/Objects/abstract.c:2373
#59 0x000055555566554e in PyObject_Call () at /tmp/build/80754af9/python_1546130271559/work/Objects/abstract.c:2261
#60 0x0000555555763d36 in t_bootstrap () at /tmp/build/80754af9/python_1546130271559/work/Modules/_threadmodule.c:1000
#61 0x00005555557182a8 in pythread_wrapper (arg=<optimized out>) at /tmp/build/80754af9/python_1546130271559/work/Python/thread_pthread.h:205
#62 0x00007ffff7bbd6db in start_thread (arg=X) at pthread_create.c:463
#63 0x00007ffff78e688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
LOCATIONS:
0x7fff0d7fa700
0x7fff0ffff700
STACK (count=1):
#0 0x00007ffff7bc3ed9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=X, expected=X, futex_word=X) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1 __pthread_cond_wait_common (abstime=X, mutex=X, cond=X) at pthread_cond_wait.c:533
#2 __pthread_cond_timedwait (cond=X, mutex=X, abstime=X) at pthread_cond_wait.c:667
#3 0x00007fffda2bbf63 in ?? () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#4 0x00007fffda2a04df in ?? () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#5 0x00007fffda2bcf1d in ?? () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#6 0x00007ffff7bbd6db in start_thread (arg=X) at pthread_create.c:463
#7 0x00007ffff78e688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
LOCATIONS:
0x7ffebaa55700
STACK (count=1):
#0 0x00007ffff7bc39f3 in futex_wait_cancelable (private=<optimized out>, expected=X, futex_word=X) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1 __pthread_cond_wait_common (abstime=X, mutex=X, cond=X) at pthread_cond_wait.c:502
#2 __pthread_cond_wait (cond=X, mutex=X) at pthread_cond_wait.c:655
#3 0x00007fffda2bbfa7 in ?? () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#4 0x00007fffda2a04df in ?? () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#5 0x00007fffda2bcf1d in ?? () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#6 0x00007ffff7bbd6db in start_thread (arg=X) at pthread_create.c:463
#7 0x00007ffff78e688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
LOCATIONS:
0x7ffebb256700
STACK (count=1):
#0 0x00007ffff7bc39f3 in futex_wait_cancelable (private=<optimized out>, expected=X, futex_word=X) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1 __pthread_cond_wait_common (abstime=X, mutex=X, cond=X) at pthread_cond_wait.c:502
#2 __pthread_cond_wait (cond=X, mutex=X) at pthread_cond_wait.c:655
#3 0x00007fffe860056f in __gthread_cond_wait (__mutex=<optimized out>, __cond=<optimized out>) at /opt/conda/conda-bld/compilers_linux-64_1534514838838/work/.build/x86_64-conda_cos6-linux-gnu/build/build-cc-gcc-final/x86_64-conda_cos6-linux-gnu/libstdc++-v3/include/x86_64-conda_cos6-linux-gnu/bits/gthr-default.h:877
#4 std::condition_variable::wait (this=<optimized out>, __lock=...) at /opt/conda/conda-bld/compilers_linux-64_1534514838838/work/.build/x86_64-conda_cos6-linux-gnu/src/gcc/libstdc++-v3/src/c++11/condition_variable.cc:53
#5 0x00007fffdaa3be62 in ?? () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#6 0x00007fffdaa3b90a in Eigen::ThreadPoolTempl<tensorflow::thread::EigenEnvironment>::WaitForWork(Eigen::EventCount::Waiter*, tensorflow::thread::EigenEnvironment::Task*) () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#7 0x00007fffdaa3b024 in Eigen::ThreadPoolTempl<tensorflow::thread::EigenEnvironment>::WorkerLoop(int) () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#8 0x00007fffdaa3acc1 in std::_Function_handler<void (), tensorflow::thread::EigenEnvironment::CreateThread(std::function<void ()>)::{lambda()#1}>::_M_invoke(std::_Any_data const&) () from /home/ubuntu/pytorch_maskrcnn/xla_maskrcnn/torch_xla/lib/libxla_computation_client.so
#9 0x00007fffe8604408 in std::execute_native_thread_routine (__p=X) at /opt/conda/conda-bld/compilers_linux-64_1534514838838/work/.build/x86_64-conda_cos6-linux-gnu/src/gcc/libstdc++-v3/src/c++11/thread.cc:80
#10 0x00007ffff7bbd6db in start_thread (arg=X) at pthread_create.c:463
#11 0x00007ffff78e688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
LOCATIONS:
0x7fffd0dea700
STACK (count=1):
#0 0x00007ffff7bc66d6 in futex_abstimed_wait_cancelable (private=X, abstime=X, expected=X, futex_word=X) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1 do_futex_wait (sem=sem@entry=X, abstime=X) at sem_waitcommon.c:111
#2 0x00007ffff7bc67c8 in __new_sem_wait_slow (sem=X, abstime=X) at sem_waitcommon.c:181
#3 0x000055555563ff76 in PyThread_acquire_lock_timed () at /tmp/build/80754af9/python_1546130271559/work/Python/thread_pthread.h:386
#4 0x00005555556d21ac in acquire_timed (timeout=X, lock=X) at /tmp/build/80754af9/python_1546130271559/work/Modules/_threadmodule.c:68
#5 lock_PyThread_acquire_lock () at /tmp/build/80754af9/python_1546130271559/work/Modules/_threadmodule.c:151
#6 0x0000555555665744 in _PyCFunction_FastCallDict () at /tmp/build/80754af9/python_1546130271559/work/Objects/methodobject.c:231
#7 0x00005555556ec42c in call_function () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4851
#8 0x000055555571138a in _PyEval_EvalFrameDefault () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:3335
#9 0x00005555556e58e4 in _PyEval_EvalCodeWithName () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4166
#10 0x00005555556e6771 in fast_function () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4992
#11 0x00005555556ec505 in call_function () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4872
#12 0x000055555571138a in _PyEval_EvalFrameDefault () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:3335
#13 0x00005555556e58e4 in _PyEval_EvalCodeWithName () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4166
#14 0x00005555556e6771 in fast_function () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4992
#15 0x00005555556ec505 in call_function () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4872
#16 0x000055555571138a in _PyEval_EvalFrameDefault () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:3335
#17 0x00005555556e58e4 in _PyEval_EvalCodeWithName () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4166
#18 0x00005555556e6c4c in _PyFunction_FastCallDict () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:5084
#19 0x0000555555665b0f in _PyObject_FastCallDict () at /tmp/build/80754af9/python_1546130271559/work/Objects/abstract.c:2310
#20 0x000055555566a6a3 in _PyObject_Call_Prepend () at /tmp/build/80754af9/python_1546130271559/work/Objects/abstract.c:2373
#21 0x000055555566554e in PyObject_Call () at /tmp/build/80754af9/python_1546130271559/work/Objects/abstract.c:2261
#22 0x00005555556bfa91 in slot_tp_call () at /tmp/build/80754af9/python_1546130271559/work/Objects/typeobject.c:6207
#23 0x000055555566592b in _PyObject_FastCallDict () at /tmp/build/80754af9/python_1546130271559/work/Objects/abstract.c:2331
#24 0x00005555556ec57e in call_function () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4875
#25 0x000055555571138a in _PyEval_EvalFrameDefault () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:3335
#26 0x00005555556e5bfe in _PyEval_EvalCodeWithName () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4166
#27 0x00005555556e6771 in fast_function () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4992
#28 0x00005555556ec505 in call_function () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4872
#29 0x000055555571138a in _PyEval_EvalFrameDefault () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:3335
#30 0x00005555556e7289 in _PyEval_EvalCodeWithName (qualname=X, name=<optimized out>, closure=X, kwdefs=X, defcount=X, defs=X, kwstep=X, kwcount=<optimized out>, kwargs=X, kwnames=X, argcount=X, args=X, locals=X, globals=X, _co=X) at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4166
#31 PyEval_EvalCodeEx () at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:4187
#32 0x00005555556e801c in PyEval_EvalCode (co=co@entry=X, globals=globals@entry=X, locals=locals@entry=X) at /tmp/build/80754af9/python_1546130271559/work/Python/ceval.c:731
#33 0x000055555576a3c4 in run_mod () at /tmp/build/80754af9/python_1546130271559/work/Python/pythonrun.c:1025
#34 0x000055555576a7c1 in PyRun_FileExFlags () at /tmp/build/80754af9/python_1546130271559/work/Python/pythonrun.c:978
#35 0x000055555576a9c3 in PyRun_SimpleFileExFlags () at /tmp/build/80754af9/python_1546130271559/work/Python/pythonrun.c:419
#36 0x000055555576aacd in PyRun_AnyFileExFlags () at /tmp/build/80754af9/python_1546130271559/work/Python/pythonrun.c:81
#37 0x000055555576e4b3 in run_file (p_cf=X, filename=X L"examples/fairseq_train_tpu.py", fp=X) at /tmp/build/80754af9/python_1546130271559/work/Modules/main.c:340
#38 Py_Main () at /tmp/build/80754af9/python_1546130271559/work/Modules/main.c:811
#39 0x000055555563702e in main () at /tmp/build/80754af9/python_1546130271559/work/Programs/python.c:69
#40 0x00007ffff77e6b97 in __libc_start_main (main=X <main>, argc=X, argv=X, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=X) at ../csu/libc-start.c:310
#41 0x0000555555717e0e in _start () at ../sysdeps/x86_64/elf/start.S:103
LOCATIONS:
0x7ffff7fe6740
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