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google-coral / libedgetpu

Source code for the userspace level runtime driver for Coral.ai devices.
Apache License 2.0
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Possible deadlock #30

Closed YijinLiu closed 2 years ago

YijinLiu commented 2 years ago

Description

I reported the same bug several month back #9 The issue got closed w/o any reason. Reopen here.

We run a SSD model using edgetpu. A single thread receives images and run the model. Once a while, the thread stuck forever. Following is the stack trace:

#0  futex_wait_cancelable (private=, expected=0, futex_word=0xc95660c) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0xcf13f90, cond=0xc9565e0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0xc9565e0, mutex=0xcf13f90) at pthread_cond_wait.c:638
#3  0x00007ffff7a610fc in std::condition_variable::wait(std::unique_lock&) () from bin/libstdc++.so.6
#4  0x00007fffeb8fca38 in std::_V2::condition_variable_any::wait (this=0xc9565e0, __lock=...) at /usr/include/c++/7/condition_variable:263
#5  0x00007fffeb8f82cc in platforms::darwinn::driver::UsbDriver::WorkerThreadFunc (this=0xc956300) at driver/usb/usb_driver.cc:1320
#6  0x00007fffeb8f9a15 in platforms::darwinn::driver::UsbDriver::::operator()(void) const (__closure=0xce69628) at driver/usb/usb_driver.cc:1599
#7  0x00007fffeb8fe28d in std::__invoke_impl >(std::__invoke_other, platforms::darwinn::driver::UsbDriver:: &&) (__f=...) at /usr/include/c++/7/bits/invoke.h:60
#8  0x00007fffeb8fcbaf in std::__invoke >(platforms::darwinn::driver::UsbDriver:: &&) (__fn=...) at /usr/include/c++/7/bits/invoke.h:95
#9  0x00007fffeb8ffba6 in std::thread::_Invoker > >::_M_invoke<0>(std::_Index_tuple<0>) (this=0xce69628) at /usr/include/c++/7/thread:234
#10 0x00007fffeb8ffb77 in std::thread::_Invoker > >::operator()(void) (this=0xce69628) at /usr/include/c++/7/thread:243
#11 0x00007fffeb8ffb56 in std::thread::_State_impl > > >::_M_run(void) (this=0xce69620) at /usr/include/c++/7/thread:186
#12 0x00007ffff7a66a00 in ?? () from bin/libstdc++.so.6
#13 0x00007ffff796a609 in start_thread (arg=) at pthread_create.c:477
#14 0x00007fffeb723293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Click to expand! ### Issue Type Bug ### Operating System Linux, Ubuntu ### Coral Device USB Accelerator ### Other Devices _No response_ ### Programming Language C++ ### Relevant Log Output ```shell I driver/usb/local_usb_device.cc:97] ConvertLibUsbTransferStatus: USB transfer error 2 [LibUsbDataInCallback] I driver/usb/local_usb_device.cc:97] ConvertLibUsbTransferStatus: USB transfer error 2 [LibUsbDataInCallback] I driver/usb/local_usb_device.cc:97] ConvertLibUsbTransferStatus: USB transfer error 2 [LibUsbDataInCallback] I driver/usb/local_usb_device.cc:97] ConvertLibUsbTransferStatus: USB transfer error 2 [LibUsbDataInCallback] I driver/usb/local_usb_device.cc:97] ConvertLibUsbTransferStatus: USB transfer error 2 [LibUsbDataInCallback] I driver/usb/local_usb_device.cc:97] ConvertLibUsbTransferStatus: USB transfer error 2 [LibUsbDataInCallback] I driver/usb/local_usb_device.cc:97] ConvertLibUsbTransferStatus: USB transfer error 2 [LibUsbDataInCallback] I driver/usb/local_usb_device.cc:97] ConvertLibUsbTransferStatus: USB transfer error 2 [LibUsbDataInCallback] I driver/usb/local_usb_device.cc:97] ConvertLibUsbTransferStatus: USB transfer error 2 [LibUsbDataInCallback] I driver/usb/local_usb_device.cc:97] ConvertLibUsbTransferStatus: USB transfer error 2 [LibUsbDataInCallback] I driver/usb/usb_driver.cc:468] USB transfer error 2 [LibUsbDataInCallback] I driver/usb/usb_driver.cc:468] USB transfer error 2 [LibUsbDataInCallback] ```
YijinLiu commented 2 years ago

Duplicate of #9

google-coral-bot[bot] commented 2 years ago

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