some issues on cuda-11.4

[M201972777]

I want to ask some question, and look forward to your reply. Cugetprocaddress is added in cuda-11.4, which can prevent our hijacking code from being executed. Have you solved this problem? If so, how?

[work-chausat]

Program received signal SIGSEGV, Segmentation fault. 0x0000000000000000 in ?? () (gdb) bt #0 0x0000000000000000 in ?? () #1 0x00007ffff687ea02 in cuGetProcAddress (symbol=0x4714d8 "cuGetProcAddress", pfn=0x7fffffffdeb8, cudaVersion=11030, flags=0) at /home/chausat/vcuda-controller/src/hijack_call.c:1030 #2 0x0000000000418070 in __cudart523 () #3 0x0000000000420bb7 in __cudart514 () #4 0x0000000000420c98 in __cudart1325 () #5 0x00007ffff79b7dd7 in __pthread_once_slow (once_control=0x69b150 <__cudart2781>, init_routine=0x420c50 <__cudart1325>) at pthread_once.c:116 #6 0x000000000046ab89 in __cudart1597 () #7 0x0000000000417a47 in __cudart512 () #8 0x0000000000444086 in cudaMalloc () #9 0x0000000000403de1 in cudaMalloc (devPtr=0x7fffffffe110, size=512) at /usr/local/cuda/bin/../targets/x86_64-linux/include/cuda_runtime.h:608 #10 0x0000000000403a61 in distanceArray (out=0x6ae2b0, in=0x6ae0a0, ref=0.5, len=128) at kernel.cu:27

[hzliangbin]

@work-chausat did you solve it?

[mYmNeo]

#30