send_user_sigtrap 255 arch/arm64/kernel/debug-monitors.c send_user_sigtrap(TRAP_TRACE); send_user_sigtrap 330 arch/arm64/kernel/debug-monitors.c send_user_sigtrap(TRAP_BRKPT); send_user_sigtrap 374 arch/arm64/kernel/debug-monitors.c send_user_sigtrap(TRAP_BRKPT);