tracehook_consider_fatal_signal 1588 arch/x86/kernel/ptrace.c tracehook_consider_fatal_signal(current, SIGTRAP, SIG_DFL)) tracehook_consider_fatal_signal 310 kernel/signal.c return !tracehook_consider_fatal_signal(tsk, sig, handler); tracehook_consider_fatal_signal 764 kernel/signal.c !tracehook_consider_fatal_signal(t, sig, SIG_DFL))) {