I am trying to run fs.py with kvm support which might help speedup our simulation in full system mode. I find the cpu type X86KvmCPU which is a "kvm-based hardware virtualized cpu". But running fs.py failed with the error information:
panic: KVM: Failed to enter virtualized mode (hw reason: 0x80000021) Memory Usage: 2416600 KBytes Program aborted at tick 53418967500 --- BEGIN LIBC BACKTRACE --- build/X86/gem5.fast(_Z15print_backtracev+0x1f)[0xaee60f] build/X86/gem5.fast(_Z12abortHandleri+0x34)[0xaee6f4] /lib64/libpthread.so.0(+0xf5e0)[0x7f5b9ac685e0] /lib64/libc.so.6(gsignal+0x37)[0x7f5b9901c1f7] /lib64/libc.so.6(abort+0x148)[0x7f5b9901d8e8] build/X86/gem5.fast[0x6627df] build/X86/gem5.fast[0x95d518] build/X86/gem5.fast(_ZN10BaseKvmCPU13handleKvmExitEv+0x249)[0xc10859] build/X86/gem5.fast[0xbade3c] build/X86/gem5.fast(_ZN10EventQueue10serviceOneEv+0x91)[0xad4fc1] build/X86/gem5.fast(_Z9doSimLoopP10EventQueue+0xa0)[0xb5b110] build/X86/gem5.fast(_Z8simulatem+0x1f3)[0xb5b563] build/X86/gem5.fast[0x93867d] build/X86/gem5.fast[0x939c65] /lib64/libpython2.7.so.1.0(PyEval_EvalFrameEx+0x730a)[0x7f5b9a56b0ca] /lib64/libpython2.7.so.1.0(PyEval_EvalCodeEx+0x7ed)[0x7f5b9a56cefd] /lib64/libpython2.7.so.1.0(PyEval_EvalFrameEx+0x663c)[0x7f5b9a56a3fc] /lib64/libpython2.7.so.1.0(PyEval_EvalFrameEx+0x67bd)[0x7f5b9a56a57d] /lib64/libpython2.7.so.1.0(PyEval_EvalFrameEx+0x67bd)[0x7f5b9a56a57d] /lib64/libpython2.7.so.1.0(PyEval_EvalCodeEx+0x7ed)[0x7f5b9a56cefd] /lib64/libpython2.7.so.1.0(PyEval_EvalCode+0x32)[0x7f5b9a56d002] /lib64/libpython2.7.so.1.0(PyEval_EvalFrameEx+0x5513)[0x7f5b9a5692d3] /lib64/libpython2.7.so.1.0(PyEval_EvalCodeEx+0x7ed)[0x7f5b9a56cefd] /lib64/libpython2.7.so.1.0(PyEval_EvalFrameEx+0x663c)[0x7f5b9a56a3fc] /lib64/libpython2.7.so.1.0(PyEval_EvalCodeEx+0x7ed)[0x7f5b9a56cefd] /lib64/libpython2.7.so.1.0(PyEval_EvalCode+0x32)[0x7f5b9a56d002] /lib64/libpython2.7.so.1.0(+0x10043f)[0x7f5b9a58643f] /lib64/libpython2.7.so.1.0(PyRun_StringFlags+0x65)[0x7f5b9a5872a5] build/X86/gem5.fast(_Z6m5MainiPPc+0x5f)[0xad327f] build/X86/gem5.fast(main+0x33)[0x5ddf23] /lib64/libc.so.6(__libc_start_main+0xf5)[0x7f5b99008c05] build/X86/gem5.fast[0x5df8fc] --- END LIBC BACKTRACE --- Aborted (core dumped) the command is as simple as: build/X86/gem5.fast -d ~/tmp/output1/ configs/example/fs.py --mem-size=2GB --disk-image=linux-x86.img --cpu-type=X86KvmCPU Any idea? thanks in advance. best, Da
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