I've been getting a lot of assertion errors for prior > 0 from gpr_unref in
my application. Here's the backtrace:
#0 0x00007ffff5c53428 in __GI_raise (sig=sig@entry=6) at
../sysdeps/unix/sysv/linux/raise.c:54
#1 0x00007ffff5c5502a in __GI_abort () at abort.c:89
#2 0x00007ffff59e67d8 in gpr_unref () from
/opt/stepan/libgrpc/lib/libgrpc.so.1
#3 0x00007ffff59a6064 in grpc_workqueue_unref () from
/opt/stepan/libgrpc/lib/libgrpc.so.1
#4 0x00007ffff5998f30 in ?? () from /opt/stepan/libgrpc/lib/libgrpc.so.1
#5 0x00007ffff599991c in ?? () from /opt/stepan/libgrpc/lib/libgrpc.so.1
#6 0x00007ffff5999bcb in ?? () from /opt/stepan/libgrpc/lib/libgrpc.so.1
#7 0x00007ffff59ad616 in grpc_completion_queue_pluck () from
/opt/stepan/libgrpc/lib/libgrpc.so.1
#8 0x00007ffff7bbdd88 in
grpc::CoreCodegen::grpc_completion_queue_pluck(grpc_completion_queue*,
void*, gpr_timespec, void*) ()
from /opt/stepan/libgrpc/lib/libgrpc++.so.1
#9 0x0000000000449adf in grpc::CompletionQueue::Pluck
(this=this@entry=0x7fffb3fa6740, tag=tag@entry=0x7fffb3fa6770)
at
/opt/stepan/libgrpc/include/grpc++/impl/codegen/completion_queue.h:208
#10 0x00000000004994dd in
grpc::BlockingUnaryCall<stepan::extractor::v1::FileExtractRequest,
stepan::extractor::v1::FileExtractResponse> (
channel=<optimized out>, method=...,
context=context@entry=0x7fffb3fa69e0, request=...,
result=result@entry=0x7fffb3fa6c30)
at
/opt/stepan/libgrpc/include/grpc++/impl/codegen/client_unary_call.h:72
Could someone please help me investigate the problem? This occurs on Ubuntu
16.04 x86-64, GRPC v1.0.1. Thanks.
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