open存在openat syscall
execve存在execveat syscall
read存在readv syscall
write存在writev syscall
x64上,32 b ABI sysnum=0x40000000 | sysnum
seccom bypass参考URL:https://www.anquanke.com/post/id/219077
syscall number:https://chromium.googlesource.com/chromiumos/docs/+/master/constants/syscalls.md#x86_64-64_bit
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