Thread 7 "Video thread" received signal SIGSEGV, Segmentation fault. [Switching to Thread 0x7fffd37fe700 (LWP 11010)] anv_cmd_buffer_push_constants (cmd_buffer=cmd_buffer@entry=0x7fffc07a6f70, stage=stage@entry=MESA_SHADER_VERTEX) at anv_cmd_buffer.c:1114 1114 u32_map[i] = *(uint32_t *)((uint8_t *)data + offset); (gdb) bt full #0 0x00007fffbb2b440d in anv_cmd_buffer_push_constants (cmd_buffer=cmd_buffer@entry=0x7fffc07a6f70, stage=stage@entry=MESA_SHADER_VERTEX) at anv_cmd_buffer.c:1114 Python Exception Cannot access memory at address 0x7f0874a97230: offset = #1 0x00007fffbb476aaa in gen7_cmd_buffer_flush_state (cmd_buffer=0x7fffc07a6f70) at genX_cmd_buffer.c:595 state = stage = MESA_SHADER_VERTEX __tmp = 31 flushed = pipeline = 0x7fffc12dece0 p = vb_emit = __PRETTY_FUNCTION__ = "gen7_cmd_buffer_flush_state" dirty = #2 0x00007fffbb476aaa in gen7_cmd_buffer_flush_state (cmd_buffer=cmd_buffer@entry=0x7fffc07a6f70) at genX_cmd_buffer.c:733 pipeline = 0x7fffc12dece0 p = vb_emit = __PRETTY_FUNCTION__ = "gen7_cmd_buffer_flush_state" dirty = #3 0x00007fffbb47a007 in gen7_CmdDrawIndexed (commandBuffer=0x7fffc07a6f70, indexCount=5, instanceCount=1, firstIndex=0, vertexOffset=0, firstInstance=0) at genX_cmd_buffer.c:837 pipeline = 0x7fffc12dece0 #4 0x0000000000bd6d5e in Vulkan::VertexManager::vFlush(bool) () #5 0x0000000000b8c718 in VertexManagerBase::Flush() [clone .part.4] () #6 0x0000000000b6aad5 in LoadBPReg(unsigned int) () #7 0x0000000000b731a2 in unsigned char* OpcodeDecoder::Run(DataReader, unsigned int*, bool) () #8 0x0000000000b6fdf5 in Fifo::RunGpuLoop() () #9 0x00000000005d261b in Core::EmuThread() () #10 0x00007fffed99731f in std::execute_native_thread_routine(void*) (__p=0x2219800) at /build/gcc/src/gcc/libstdc++-v3/src/c++11/thread.cc:83 __t = std::unique_ptr containing 0x2219800 #11 0x00007fffef4ec454 in start_thread () at /usr/lib/libpthread.so.0 #12 0x00007fffefa607df in clone () at /usr/lib/libc.so.6