Zha0q1 edited a comment on issue #20296: URL: https://github.com/apache/incubator-mxnet/issues/20296#issuecomment-846321192
the full stack trace for the thread safety issue when lazy initialization is set to `true` ``` 0 __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:51 #1 0x00007ffff186e921 in __GI_abort () at abort.c:79 #2 0x00007ffff18b7967 in __libc_message (action=action@entry=do_abort, fmt=fmt@entry=0x7ffff19e4b0d "%s\n") at ../sysdeps/posix/libc_fatal.c:181 #3 0x00007ffff18be9da in malloc_printerr (str=str@entry=0x7ffff19e6368 "malloc_consolidate(): invalid chunk size") at malloc.c:5342 #4 0x00007ffff18bec7e in malloc_consolidate (av=av@entry=0x7ffed4000020) at malloc.c:4471 #5 0x00007ffff18c2968 in _int_malloc (av=av@entry=0x7ffed4000020, bytes=bytes@entry=2048) at malloc.c:3713 #6 0x00007ffff18c53cd in __GI___libc_malloc (bytes=2048) at malloc.c:3075 #7 0x00007ffff1eca298 in operator new(unsigned long) () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6 #8 0x00007ffff594c0d5 in void std::vector<std::shared_ptr<nnvm::Node>, std::allocator<std::shared_ptr<nnvm::Node> > >::_M_realloc_insert<std::shared_ptr<nnvm::Node> >(__gnu_cxx::__normal_iterator<std::shared_ptr<nnvm::Node>*, std::vector<std::shared_ptr<nnvm::Node>, std::allocator<std::shared_ptr<nnvm::Node> > > >, std::shared_ptr<nnvm::Node>&&) () from /home/ubuntu/mxnet/build/libmxnet.so #9 0x00007ffff594bec5 in nnvm::Node::~Node() () from /home/ubuntu/mxnet/build/libmxnet.so #10 0x00007ffff2f598c2 in std::vector<nnvm::NodeEntry, std::allocator<nnvm::NodeEntry> >::~vector() () from /home/ubuntu/mxnet/build/libmxnet.so #11 0x00007ffff30830a9 in std::vector<nnvm::NodeEntry, std::allocator<nnvm::NodeEntry> >::_M_move_assign(std::vector<nnvm::NodeEntry, std::allocator<nnvm::NodeEntry> >&&, std::integral_constant<bool, true>) [clone .isra.589] () from /home/ubuntu/mxnet/build/libmxnet.so #12 0x00007ffff309a469 in mxnet::exec::BuildSubgraph(nnvm::Symbol const&, std::shared_ptr<mxnet::op::SubgraphBackend>, mxnet::Context const&, std::map<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, mxnet::Context, std::less<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > >, std::allocator<std::pair<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const, mxnet::Context> > > const&, std::vector<mxnet::NDArray, std::allocator<mxnet::NDArray> >*, std::vector<mxnet::NDArray, std::allocator<mxnet::NDArray> >*, std::vector<mxnet::OpReqType, std::allocator<mxnet::OpReqType> >*, std::vector<mxnet::NDArray, std::allocator<mxnet::NDArray> >*, int) () from /home/ubuntu/mxnet/build/libmxnet.so #13 0x00007ffff309ade1 in mxnet::Executor::Bind(nnvm::Symbol, mxnet::Context const&, std::map<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, mxnet::Context, std::less<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > >, std::allocator<std::pair<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const, mxnet::Context> > > const&, std::vector<mxnet::NDArray, std::allocator<mxnet::NDArray> > const&, std::vector<mxnet::NDArray, std::allocator<mxnet::NDArray> > const&, std::vector<mxnet::OpReqType, std::allocator<mxnet::OpReqType> > const&, std::vector<mxnet::NDArray, std::allocator<mxnet::NDArray> > const&, mxnet::Executor*) () from /home/ubuntu/mxnet/build/libmxnet.so #14 0x00007ffff2fec31d in _CreateExecutor(void*) () from /home/ubuntu/mxnet/build/libmxnet.so #15 0x00007ffff2fe458d in MXPredForward () from /home/ubuntu/mxnet/build/libmxnet.so #16 0x00005555555570e8 in predict (pred_hnd=0x555555fc8560, input_data=..., thread_id=<optimized out>) at test.cc:82 #17 0x00007ffff1ef46df in ?? () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6 #18 0x00007ffff23cb6db in start_thread (arg=0x7ffef8ff9700) at pthread_create.c:463 #19 0x00007ffff194f71f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 ``` -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@mxnet.apache.org For additional commands, e-mail: issues-h...@mxnet.apache.org
