warn: Sockets disabled, not accepting gdb connections For more information see: http://www.m5sim.org/warn/d946bea6 warn: instruction 'fnstcw_Mw' unimplemented For more information see: http://www.m5sim.org/warn/437d5238 warn: instruction 'fldcw_Mw' unimplemented For more information see: http://www.m5sim.org/warn/437d5238 m5.fast: build/X86_SE/arch/x86/emulenv.cc:49: void X86ISA::EmulEnv::doModRM(const X86ISA::ExtMachInst&): Assertion `machInst.modRM.mod != 3' failed. Program aborted at cycle 582313255000