четверг, 12 февраля 2026 г.

libcudadebugger.so logger

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I've done some research of libcudadebugger.so internals - seems that it has exactly the same pattern s: functions table returned by GetC...
воскресенье, 8 февраля 2026 г.

building cuda-gdb from sources

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For some reason cuda-gdb from cuda sdk gives on my machine list of errors like Traceback (most recent call last):   File "/usr/share/gd...
понедельник, 26 января 2026 г.

print & analyse CUDA coredumps

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inconvenient cuda-gdb can't automatically processing them - you need explicitly say something like target cudacore /full/path/to/cored...
понедельник, 19 января 2026 г.

libcuda.so logger

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As illustration of ideas from my previous blogpost I made PoC for logging all libcuda.so calls - as the cuda-gdb debugger sees them It jus...
четверг, 15 января 2026 г.

libcuda.so internals part 2

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Previous part I've noticed that almost all real API functions has the same prologues like:     mov     eax, cs:dword_5E14C00 ; unique fo...
среда, 24 декабря 2025 г.

libcuda.so internals

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The first question that comes to mind when looking at them is "why they are so huge?". For example libcuda.so from cuda 10.1 has s...
2 комментария:
пятница, 28 ноября 2025 г.

bug in sass MD

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Spent couple of days in debugging rare bug in my sass disasm . I tested it on thousands of .cubin files and got bad instruction decoding for...