Hi Ilya, >From the backtrace, it looks like the error is due to the program not being >able to read from a temporary file "MS_outputids.bin" that is creates >initially. Can you check if it exists in the directory from where you ran the >program? Also, can you check if 5 *.dot files are present in the same >directory?
Thanks Nisarg ________________________________ From: Dyninst-api <dyninst-api-boun...@cs.wisc.edu> on behalf of Ilya Zhukov <i.zhu...@fz-juelich.de> Sent: Wednesday, May 6, 2020 7:16 AM To: dyninst-api@cs.wisc.edu <dyninst-api@cs.wisc.edu> Subject: [DynInst_API:] mutateLibcuda segfaults Dear dyinst developers, I'm testing your cuda_sync_analyze tool on our cluster for CUDA/10.1.105. I installed dyinst and cuda_sync_analyze (cmake and make logs in attach) successfully. But I get segmentation fault when I create fake CUDA library. Here is a backtrace > #0 0x00002b0a9658c4bc in fseek () from /usr/lib64/libc.so.6 > #1 0x00002b0a93b7eb29 in LaunchIdentifySync::PostProcessing > (this=this@entry=0x7fff1af88af0, allFound=...) at > /p/project/cslts/zhukov1/work/tools/dyninst/tools/cuda_sync_analyzer/src/LaunchIdentifySync.cpp:90 > #2 0x00002b0a93b7c00f in > CSA_FindSyncAddress(std::__cxx11::basic_string<char, std::char_traits<char>, > std::allocator<char> >&) () at > /p/project/cslts/zhukov1/work/tools/dyninst/tools/cuda_sync_analyzer/src/FindCudaSync.cpp:34 > #3 0x00000000004021fb in main () at > /p/project/cslts/zhukov1/work/tools/dyninst/tools/cuda_sync_analyzer/src/main.cpp:15 > #4 0x00002b0a96537505 in __libc_start_main () from /usr/lib64/libc.so.6 > #5 0x000000000040253e in _start () at > /p/project/cslts/zhukov1/work/tools/dyninst/tools/cuda_sync_analyzer/src/main.cpp:38 Any help will be appreciated. If you need anything else let me know. Best wishes, Ilya -- Ilya Zhukov Juelich Supercomputing Centre Institute for Advanced Simulation Forschungszentrum Juelich GmbH 52425 Juelich, Germany Phone: +49-2461-61-2054 Fax: +49-2461-61-2810 E-mail: i.zhu...@fz-juelich.de WWW: http://www.fz-juelich.de/jsc
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