3  *  linux/kernel/panic.c
145  * Stop ourself in panic -- architecture code may override this
163  * Stop other CPUs in panic.  Architecture dependent code may override this
173 	 * This function can be called twice in panic path, but obviously  in crash_smp_send_stop()
181 	 * unfortunately means it may not be hardened to work in a panic  in crash_smp_send_stop()
191  * A variant of panic() called from NMI context. We return if we've already
205 		panic("%s", msg);  in nmi_panic()
243 		panic("%s: panic_on_warn set ...\n", origin);  in check_panic_on_warn()
247 		panic("%s: system warned too often (kernel.warn_limit is %d)",  in check_panic_on_warn()
259 		/* Temporary allow non-panic CPUs to write their backtraces. */  in panic_other_cpus_shutdown()
267 	 * which unfortunately may not be hardened to work in a panic  in panic_other_cpus_shutdown()
280  *	panic - halt the system
287 void panic(const char *fmt, ...)  in panic()  function
298 		 * This thread may hit another WARN() in the panic path.  in panic()
301 		 * panic_mutex in panic().  in panic()
308 	 * from deadlocking the first cpu that invokes the panic, since  in panic()
310 	 * after setting panic_cpu) from invoking panic() again.  in panic()
316 	 * It's possible to come here directly from a panic-assertion and  in panic()
320 	 * Only one CPU is allowed to execute the panic code from here. For  in panic()
321 	 * multiple parallel invocations of panic, all other CPUs either  in panic()
348 	pr_emerg("Kernel panic - not syncing: %s\n", buf);  in panic()
351 	 * Avoid nested stack-dumping if a panic occurs during oops processing  in panic()
380 	 * Run any panic handlers, including those that might need to  in panic()
409 	 * panic() is not being callled from OOPS.  in panic()
457 	pr_emerg("---[ end Kernel panic - not syncing: %s ]---\n", buf);  in panic()
481 EXPORT_SYMBOL(panic);
609 		panic("panic_on_taint set ...");  in add_taint()
836 	panic("stack-protector: Kernel stack is corrupted in: %pB",  in __stack_chk_fail()
844 core_param(panic, panic_timeout, int, 0644);
854 	if (!strcmp(s, "panic"))  in oops_setup()