(lldb) bt * thread #24, name = 'chrome', stop reason = breakpoint 8.1 * frame #0: 0x000000083045e9c0 libc.so.7`__sys_rename frame #1: 0x000000001d2b7f3d chrome`base::internal::MoveUnsafe(from_path=0x0000000839a65008, to_path=0x00007fffdd7f8358) at file_util_posix.cc:1235:7 frame #2: 0x000000001d076b8d chrome`base::Move(from_path=0x0000000839a65008, to_path=0x00007fffdd7f8358) at file_util.cc:56:10 frame #3: 0x00000000132f5861 chrome`download::BaseFile::MoveFileAndAdjustPermissions(this=0x0000000839a65008, new_path=0x00007fffdd7f8358) at base_file_posix.cc:32:8 frame #4: 0x000000001325ef04 chrome`download::BaseFile::Rename(this=0x0000000839a65008, new_path=0x00007fffdd7f8358) at base_file.cc:276:21 frame #5: 0x000000001326e494 chrome`download::DownloadFileImpl::RenameWithRetryInternal(this=0x0000000839a65000, parameters=unique_ptr > @ 0x00007fffdd7f83c0) at download_file_impl.cc:438:42 frame #6: 0x000000001326e366 chrome`download::DownloadFileImpl::RenameAndUniquify(this=0x0000000839a65000, full_path=0x0000000839d4ded8, callback=download::DownloadFile::RenameCompletionCallback @ 0x00007fffdd7f8450)>) at download_file_impl.cc:342:3 frame #7: 0x00000000132a266b chrome`void base::internal::FunctorTraits), void>::Invoke), download::DownloadFile*, base::FilePath, base::OnceCallback >(void (download::DownloadFile::*)(base::FilePath const&, base::OnceCallback), download::DownloadFile*&&, base::FilePath&&, base::OnceCallback&&) at bind_internal.h:509:12 frame #8: 0x00000000132a24cb chrome`void base::internal::InvokeHelper::MakeItSo), download::DownloadFile*, base::FilePath, base::OnceCallback >(void (download::DownloadFile::*&&)(base::FilePath const&, base::OnceCallback), download::DownloadFile*&&, base::FilePath&&, base::OnceCallback&&) at bind_internal.h:648:12 frame #9: 0x00000000132a2402 chrome`void base::internal::Invoker), base::internal::UnretainedWrapper, base::FilePath, base::OnceCallback >, void ()>::RunImpl @ 0x00007fffdd7f84f8)(base::FilePath const&, base::OnceCallback), std::__1::tuple, base::FilePath, base::OnceCallback >, 0ul, 1ul, 2ul>(void (download::DownloadFile::*&&)(base::FilePath const&, base::OnceCallback), std::__1::tuple, base::FilePath, base::OnceCallback >&&, std::__1::integer_sequence) at bind_internal.h:721:12 frame #10: 0x00000000132a2369 chrome`base::internal::Invoker), base::internal::UnretainedWrapper, base::FilePath, base::OnceCallback >, void ()>::RunOnce(base=0x0000000839d4dea0) at bind_internal.h:690:12 frame #11: 0x000000000ea8b11c chrome`base::OnceCallback::Run(this=0x00007fffdd7f8a18) && at callback.h:98:12 frame #12: 0x000000001d1a31a6 chrome`base::TaskAnnotator::RunTask(this=0x0000000831c0a1c8, trace_event_name="ThreadPool_RunTask_SkipOnShutdown", pending_task=0x00007fffdd7f8a18) at task_annotator.cc:178:33 frame #13: 0x000000001d20f5d0 chrome`base::internal::TaskTracker::RunSkipOnShutdown(this=0x0000000831c0a1c0, task=0x00007fffdd7f8a18) at task_tracker.cc:663:19 frame #14: 0x000000001d20f15e chrome`base::internal::TaskTracker::RunTaskWithShutdownBehavior(this=0x0000000831c0a1c0, shutdown_behavior=SKIP_ON_SHUTDOWN, task=0x00007fffdd7f8a18) at task_tracker.cc:678:7 frame #15: 0x000000001d20eba7 chrome`base::internal::TaskTracker::RunTask(this=0x0000000831c0a1c0, task=Task @ 0x00007fffdd7f8a18, task_source=0x000000083a2f20e0, traits=0x00007fffdd7f8bf0) at task_tracker.cc:524:5 frame #16: 0x000000001d2d092d chrome`base::internal::TaskTrackerPosix::RunTask(this=0x0000000831c0a1c0, task=Task @ 0x00007fffdd7f8b00, task_source=0x000000083a2f20e0, traits=0x00007fffdd7f8bf0) at task_tracker_posix.cc:22:16 frame #17: 0x000000001d20e1ba chrome`base::internal::TaskTracker::RunAndPopNextTask(this=0x0000000831c0a1c0, task_source=RegisteredTaskSource @ 0x00007fffdd7f8e30) at task_tracker.cc:431:5 frame #18: 0x000000001d23b911 chrome`base::internal::WorkerThread::RunWorker(this=0x0000000838de17c0) at worker_thread.cc:371:34 frame #19: 0x000000001d23b1b3 chrome`base::internal::WorkerThread::RunPooledWorker(this=0x0000000838de17c0) at worker_thread.cc:262:3 frame #20: 0x000000001d23b049 chrome`base::internal::WorkerThread::ThreadMain(this=0x0000000838de17c0) at worker_thread.cc:242:7 frame #21: 0x000000001d2d16f6 chrome`base::(anonymous namespace)::ThreadFunc(params=0x00000008327d4050) at platform_thread_posix.cc:99:13 frame #22: 0x000000082ded908a libthr.so.3`___lldb_unnamed_symbol1$$libthr.so.3 + 346 (lldb) bt * thread #24, name = 'chrome', stop reason = breakpoint 9.1 * frame #0: 0x000000083045dcc0 libc.so.7`__sys_sendfile frame #1: 0x000000001d2b80b7 chrome`base::internal::CopyFileContentsWithSendfile(infile=0x00007fffdd7f7718, outfile=0x00007fffdd7f7260, retry_slow=0x00007fffdd7f6dd7) at file_util_posix.cc:1265:16 frame #2: 0x000000001d076bd6 chrome`base::CopyFileContents(infile=0x00007fffdd7f7718, outfile=0x00007fffdd7f7260) at file_util.cc:63:7 frame #3: 0x000000001d2b2873 chrome`base::(anonymous namespace)::DoCopyDirectory(from_path=0x0000000839a65008, to_path=0x00007fffdd7f8358, recursive=true, open_exclusive=false) at file_util_posix.cc:268:10 frame #4: 0x000000001d2b1bcd chrome`base::CopyDirectory(from_path=0x0000000839a65008, to_path=0x00007fffdd7f8358, recursive=true) at file_util_posix.cc:369:10 frame #5: 0x000000001d2b7f74 chrome`base::internal::MoveUnsafe(from_path=0x0000000839a65008, to_path=0x00007fffdd7f8358) at file_util_posix.cc:1238:8 frame #6: 0x000000001d076b8d chrome`base::Move(from_path=0x0000000839a65008, to_path=0x00007fffdd7f8358) at file_util.cc:56:10 frame #7: 0x00000000132f5861 chrome`download::BaseFile::MoveFileAndAdjustPermissions(this=0x0000000839a65008, new_path=0x00007fffdd7f8358) at base_file_posix.cc:32:8 frame #8: 0x000000001325ef04 chrome`download::BaseFile::Rename(this=0x0000000839a65008, new_path=0x00007fffdd7f8358) at base_file.cc:276:21 frame #9: 0x000000001326e494 chrome`download::DownloadFileImpl::RenameWithRetryInternal(this=0x0000000839a65000, parameters=unique_ptr > @ 0x00007fffdd7f83c0) at download_file_impl.cc:438:42 frame #10: 0x000000001326e366 chrome`download::DownloadFileImpl::RenameAndUniquify(this=0x0000000839a65000, full_path=0x0000000839d4ded8, callback=download::DownloadFile::RenameCompletionCallback @ 0x00007fffdd7f8450)>) at download_file_impl.cc:342:3 frame #11: 0x00000000132a266b chrome`void base::internal::FunctorTraits), void>::Invoke), download::DownloadFile*, base::FilePath, base::OnceCallback >(void (download::DownloadFile::*)(base::FilePath const&, base::OnceCallback), download::DownloadFile*&&, base::FilePath&&, base::OnceCallback&&) at bind_internal.h:509:12 frame #12: 0x00000000132a24cb chrome`void base::internal::InvokeHelper::MakeItSo), download::DownloadFile*, base::FilePath, base::OnceCallback >(void (download::DownloadFile::*&&)(base::FilePath const&, base::OnceCallback), download::DownloadFile*&&, base::FilePath&&, base::OnceCallback&&) at bind_internal.h:648:12 frame #13: 0x00000000132a2402 chrome`void base::internal::Invoker), base::internal::UnretainedWrapper, base::FilePath, base::OnceCallback >, void ()>::RunImpl @ 0x00007fffdd7f84f8)(base::FilePath const&, base::OnceCallback), std::__1::tuple, base::FilePath, base::OnceCallback >, 0ul, 1ul, 2ul>(void (download::DownloadFile::*&&)(base::FilePath const&, base::OnceCallback), std::__1::tuple, base::FilePath, base::OnceCallback >&&, std::__1::integer_sequence) at bind_internal.h:721:12 frame #14: 0x00000000132a2369 chrome`base::internal::Invoker), base::internal::UnretainedWrapper, base::FilePath, base::OnceCallback >, void ()>::RunOnce(base=0x0000000839d4dea0) at bind_internal.h:690:12 frame #15: 0x000000000ea8b11c chrome`base::OnceCallback::Run(this=0x00007fffdd7f8a18) && at callback.h:98:12 frame #16: 0x000000001d1a31a6 chrome`base::TaskAnnotator::RunTask(this=0x0000000831c0a1c8, trace_event_name="ThreadPool_RunTask_SkipOnShutdown", pending_task=0x00007fffdd7f8a18) at task_annotator.cc:178:33 frame #17: 0x000000001d20f5d0 chrome`base::internal::TaskTracker::RunSkipOnShutdown(this=0x0000000831c0a1c0, task=0x00007fffdd7f8a18) at task_tracker.cc:663:19 frame #18: 0x000000001d20f15e chrome`base::internal::TaskTracker::RunTaskWithShutdownBehavior(this=0x0000000831c0a1c0, shutdown_behavior=SKIP_ON_SHUTDOWN, task=0x00007fffdd7f8a18) at task_tracker.cc:678:7 frame #19: 0x000000001d20eba7 chrome`base::internal::TaskTracker::RunTask(this=0x0000000831c0a1c0, task=Task @ 0x00007fffdd7f8a18, task_source=0x000000083a2f20e0, traits=0x00007fffdd7f8bf0) at task_tracker.cc:524:5 frame #20: 0x000000001d2d092d chrome`base::internal::TaskTrackerPosix::RunTask(this=0x0000000831c0a1c0, task=Task @ 0x00007fffdd7f8b00, task_source=0x000000083a2f20e0, traits=0x00007fffdd7f8bf0) at task_tracker_posix.cc:22:16 frame #21: 0x000000001d20e1ba chrome`base::internal::TaskTracker::RunAndPopNextTask(this=0x0000000831c0a1c0, task_source=RegisteredTaskSource @ 0x00007fffdd7f8e30) at task_tracker.cc:431:5 frame #22: 0x000000001d23b911 chrome`base::internal::WorkerThread::RunWorker(this=0x0000000838de17c0) at worker_thread.cc:371:34 frame #23: 0x000000001d23b1b3 chrome`base::internal::WorkerThread::RunPooledWorker(this=0x0000000838de17c0) at worker_thread.cc:262:3 frame #24: 0x000000001d23b049 chrome`base::internal::WorkerThread::ThreadMain(this=0x0000000838de17c0) at worker_thread.cc:242:7 frame #25: 0x000000001d2d16f6 chrome`base::(anonymous namespace)::ThreadFunc(params=0x00000008327d4050) at platform_thread_posix.cc:99:13 frame #26: 0x000000082ded908a libthr.so.3`___lldb_unnamed_symbol1$$libthr.so.3 + 346