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Created April 8, 2022 15:00
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LD_PRELOAD'able patch for PyTorch 1.10.x INTERNAL ASSERT FAILED at "../aten/src/ATen/MapAllocator.cpp":263
// Anaconda: g++-7 -D_GLIBCXX_USE_CXX11_ABI=0 -Os -Wall -fPIC hack.cpp -c -o hack_abi_old.o
// Others: g++-7 -D_GLIBCXX_USE_CXX11_ABI=1 -Os -Wall -fPIC hack.cpp -c -o hack_abi_new.o
// Linker: g++-7 -fPIC -shared hack_abi_old.o hack_abi_new.o -o
// Strip: strip
// Use: export LD_PRELOAD=/absolute/path/to/ # Before executing python
#include <atomic>
#include <string>
#include <random>
#include <stdint.h>
#include <unistd.h>
namespace at {
std::string NewProcessWideShmHandle()
static std::atomic<uint64_t> counter{0};
static std::random_device rd;
std::string handle = "/torch_";
handle += std::to_string(getpid());
handle += "_";
handle += std::to_string(rd());
handle += "_";
handle += std::to_string(counter.fetch_add(1, std::memory_order_relaxed));
return handle;
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