Hi, I’d recommend debugging your failure with GDB and a gem5.debug build Kind Regards
Giacomo From: siva sankar <sankar.siva...@gmail.com> Date: Friday, 1 July 2022 at 21:03 To: gem5 users mailing list <gem5-users@gem5.org> Subject: [gem5-users] Segmentation Fault when trying to execute mrs x0, mpidr_el1 Hi All, I am trying to run an executable in gem5 where the first instruction is "mrs x0, mpidr_el1". As soon as I run it, it fails with the following segmentation fault. Below is the command and the error message: ./build/ARM/gem5.opt configs/example/se.py --cmd=temp.elf **** REAL SIMULATION **** build/ARM/sim/simulate.cc:194: info: Entering event queue @ 0. Starting simulation... build/ARM/arch/arm/utility.cc:154: warn: Trying to read MPIDR at EL0 gem5 has encountered a segmentation fault! --- BEGIN LIBC BACKTRACE --- ./build/ARM/gem5.opt[0x1bdbc75] ./build/ARM/gem5.opt[0x1bf677d] /lib64/libpthread.so.0(+0xf7e0)[0x7ffff76417e0] ./build/ARM/gem5.opt[0x77d4a7] ./build/ARM/gem5.opt[0x77ddf5] ./build/ARM/gem5.opt[0x63b6be] ./build/ARM/gem5.opt[0xe81cc8] ./build/ARM/gem5.opt[0x1602fe4] ./build/ARM/gem5.opt[0x1be7268] ./build/ARM/gem5.opt[0x1c0f859] ./build/ARM/gem5.opt[0x1c104ba] ./build/ARM/gem5.opt[0x1bcba40] ./build/ARM/gem5.opt[0x166a9a1] /home/utils/Python/3.8/3.8.10-20210517/lib/libpython3.8.so.1.0(PyCFunction_Call+0x118)[0x7ffff78f1b48] /home/utils/Python/3.8/3.8.10-20210517/lib/libpython3.8.so.1.0(_PyEval_EvalFrameDefault+0x84f5)[0x7ffff78c81f5] /home/utils/Python/3.8/3.8.10-20210517/lib/libpython3.8.so.1.0(_PyEval_EvalCodeWithName+0xa7a)[0x7ffff79dd08a] /home/utils/Python/3.8/3.8.10-20210517/lib/libpython3.8.so.1.0(_PyFunction_Vectorcall+0xa8)[0x7ffff78ef748] /home/utils/Python/3.8/3.8.10-20210517/lib/libpython3.8.so.1.0(_PyEval_EvalFrameDefault+0x8037)[0x7ffff78c7d37] /home/utils/Python/3.8/3.8.10-20210517/lib/libpython3.8.so.1.0(+0x6fae0)[0x7ffff78beae0] /home/utils/Python/3.8/3.8.10-20210517/lib/libpython3.8.so.1.0(_PyEval_EvalFrameDefault+0x604a)[0x7ffff78c5d4a] /home/utils/Python/3.8/3.8.10-20210517/lib/libpython3.8.so.1.0(_PyEval_EvalCodeWithName+0xa7a)[0x7ffff79dd08a] /home/utils/Python/3.8/3.8.10-20210517/lib/libpython3.8.so.1.0(_PyFunction_Vectorcall+0xa8)[0x7ffff78ef748] /home/utils/Python/3.8/3.8.10-20210517/lib/libpython3.8.so.1.0(_PyEval_EvalFrameDefault+0x8037)[0x7ffff78c7d37] /home/utils/Python/3.8/3.8.10-20210517/lib/libpython3.8.so.1.0(_PyEval_EvalCodeWithName+0xa7a)[0x7ffff79dd08a] /home/utils/Python/3.8/3.8.10-20210517/lib/libpython3.8.so.1.0(PyEval_EvalCodeEx+0x3e)[0x7ffff79dd23e] /home/utils/Python/3.8/3.8.10-20210517/lib/libpython3.8.so.1.0(PyEval_EvalCode+0x1b)[0x7ffff79dd26b] /home/utils/Python/3.8/3.8.10-20210517/lib/libpython3.8.so.1.0(+0x18ade9)[0x7ffff79d9de9] /home/utils/Python/3.8/3.8.10-20210517/lib/libpython3.8.so.1.0(+0xe9510)[0x7ffff7938510] /home/utils/Python/3.8/3.8.10-20210517/lib/libpython3.8.so.1.0(_PyEval_EvalFrameDefault+0x604a)[0x7ffff78c5d4a] /home/utils/Python/3.8/3.8.10-20210517/lib/libpython3.8.so.1.0(+0x6fae0)[0x7ffff78beae0] /home/utils/Python/3.8/3.8.10-20210517/lib/libpython3.8.so.1.0(PyVectorcall_Call+0x5c)[0x7ffff78f161c] ./build/ARM/gem5.opt[0x1bd5d71] --- END LIBC BACKTRACE --- Segmentation fault Can someone help me understand/debug this or direct me on how to resolve this? It would be of great help. -- Thanks and regards Siva IMPORTANT NOTICE: The contents of this email and any attachments are confidential and may also be privileged. If you are not the intended recipient, please notify the sender immediately and do not disclose the contents to any other person, use it for any purpose, or store or copy the information in any medium. Thank you.
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