PTRACE_SET_SYSCALL 842 arch/arm/kernel/ptrace.c case PTRACE_SET_SYSCALL: PTRACE_SET_SYSCALL 1693 tools/testing/selftests/seccomp/seccomp_bpf.c # ifndef PTRACE_SET_SYSCALL PTRACE_SET_SYSCALL 1697 tools/testing/selftests/seccomp/seccomp_bpf.c ret = ptrace(PTRACE_SET_SYSCALL, tracee, NULL, syscall);