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linux v5.10 x64作為範例 為什麼syscal A.2 AMD64 Linux Kernel Conventions syscall_init(void) wrmsrl(MSR_LSTAR, (unsigned long)entry_SYSCALL_64); entry_SYSCALL_64 do_syscall_64 sys_call_tablenr Invalid system call number:38 為什麼syscall不符合abi? syscall macro 接下來實驗SYSCALL_DEFI