This seems like some kind of memory corruption. I suggest you run the
program under some memory tools such as AddressSanitizer.
On Wednesday, May 13, 2020 at 3:04:06 AM UTC-7 deepankar wrote:
> I am using grpc for streaming audio streams. My grpc client runs fine most
> of the time, but crashes occasionally. I have implemented a async client
> using CompletionQueue.
>
> Here is the stack trace of my application seg fault.
>
> 0x00007f60957976b6 in ?? () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
> 0x00007f6095797701 in std::terminate() () from
> /usr/lib/x86_64-linux-gnu/libstdc++.so.6 0x00007f609579823f in
> __cxa_pure_virtual () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
> 0x00007f60961f5302 in grpc::CompletionQueue::AsyncNextInternal(void**,
> bool*, gpr_timespec) () from /usr/local/lib/libgrpc++.so.1
> 0x00007f60965a4edf in grpc::ByteBuffer::Swap(grpc::ByteBuffer*) () from
> /usr/local/unimrcp/plugin/vairecog.so 0x00007f60965ac353 in
> CCACallStream::reset() () from /usr/local/unimrcp/plugin/vairecog.so
> 0x00007f60965bc6bb in std::_Bind<std::_Bind<std::_Mem_fn<void
> (CCACallStream::*)()> (CCACallStream*)> ()>*
> std::__addressof<std::_Bind<std::_Bind<std::_Mem_fn<void
> (CCACallStream::*)()> (CCACallStream*)> ()>
> >(std::_Bind<std::_Bind<std::_Mem_fn<void (CCACallStream::*)()>
> (CCACallStream*)> ()>&) () from /usr/local/unimrcp/plugin/vairecog.so
>
> I also get some grpc core dumps though I am not sure if it is related to
> this problem.
>
> #0 0x00007fef70ec8f00 in grpc_cq_end_op(grpc_completion_queue*, void*,
> grpc_error*, void (*)(void*, grpc_cq_completion*), void*,
> grpc_cq_completion*) () from /usr/local/lib/libgrpc.so.7 #1
> 0x00007fef7157d421 in
> grpc_impl::internal::AlarmImpl::Set(grpc::CompletionQueue*, gpr_timespec,
> void*)::{lambda(void*, grpc_error*)#1}::_FUN(void*, grpc_error*) () from
> /usr/local/lib/libgrpc++.so.1 #2 0x00007fef70ea6e31 in
> grpc_core::ExecCtx::Flush() () from /usr/local/lib/libgrpc.so.7 #3
> 0x00007fef70eb7e68 in ?? () from /usr/local/lib/libgrpc.so.7 #4
> 0x00007fef70f695b3 in ?? () from /usr/local/lib/libgrpc.so.7 #5
> 0x00007fef738116ba in start_thread (arg=0x7fef6a7fc700) at
> pthread_create.c:333 #6 0x00007fef7354741d in clone () at
> ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
>
> Thanks in advance for any help.
>
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