service apport stop
ulimit -c unlimited

运行程序，比如“./demo”

寻找问题：

gdb ./demo core #如果前面使用了sudo命令运行，则需要使用“sudo gdb ./demo core”
bt # 进入gdb之后输入，就可以看到是什么问题了

问题显示类似：

Using host libthread_db library "/lib/aarch64-linux-gnu/libthread_db.so.1".
Core was generated by `./bin/nanotrack 1 config.conf'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0  0x0000007fa7d0d6e4 in __GI___pthread_mutex_lock (mutex=0x130) at pthread_mutex_lock.c:67
67      pthread_mutex_lock.c: No such file or directory.
[Current thread is 1 (Thread 0x7f88e67010 (LWP 30586))]
(gdb) bt
#0  0x0000007fa7d0d6e4 in __GI___pthread_mutex_lock (mutex=0x130) at pthread_mutex_lock.c:67
#1  0x000000555d0b40f0 in Loggers::INFO(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >) ()
#2  0x0000007fa7ce4444 in BYTETracker::diff_cls_iou_tracks(std::vector<STrack, std::allocator<STrack> >&, BYTETracker*&, std::vector<STrack, std::allocator<STrack> >&, std::vector<STrack, std::allocator<STrack> >&, std::vector<STrack, std::allocator<STrack> >&, float) () at /home/nvidia/xxx/build/libbytetrack.so
---Type <return> to continue, or q <return> to quit---
#3  0x0000007fa7cce50c in BYTETracker::update(int, std::vector<Object, std::allocator<Object> > const&, std::vector<STrack, std::allocator<STrack> >&, BYTETracker*&, Loggers*) ()
    at /home/nvidia/xxx/build/libbytetrack.so
#4  0x000000555d0bfdd8 in Trtyolosort::TrtDetect(cv::Mat&, std::vector<BoxInfo, std::allocator<BoxInfo> >&, OutputType, cv::Mat&, cv::Mat&) ()
#5  0x000000555d08f0f0 in main ()