SIGSYS 731 base/debug/stack_trace_posix.cc success &= (sigaction(SIGSYS, &action, NULL) == 0); SIGSYS 112 base/process/launch_posix.cc signal(SIGSYS, SIG_DFL); SIGSYS 80 sandbox/linux/seccomp-bpf/trap.cc if (sigaction(SIGSYS, &sa, &old_sa) < 0) { SIGSYS 94 sandbox/linux/seccomp-bpf/trap.cc if (sigemptyset(&mask) || sigaddset(&mask, SIGSYS) || SIGSYS 132 sandbox/linux/seccomp-bpf/trap.cc if (nr != SIGSYS || info->si_code != SYS_SECCOMP || !void_context ||