* 'R' - User forced a module unload.
* 'M' - Machine had a machine check experience.
* 'B' - System has hit bad_page.
+ * 'U' - Userspace-defined naughtiness.
*
* The string is overwritten by the next call to print_taint().
*/
{
static char buf[20];
if (tainted) {
- snprintf(buf, sizeof(buf), "Tainted: %c%c%c%c%c%c",
+ snprintf(buf, sizeof(buf), "Tainted: %c%c%c%c%c%c%c",
tainted & TAINT_PROPRIETARY_MODULE ? 'P' : 'G',
tainted & TAINT_FORCED_MODULE ? 'F' : ' ',
tainted & TAINT_UNSAFE_SMP ? 'S' : ' ',
tainted & TAINT_FORCED_RMMOD ? 'R' : ' ',
tainted & TAINT_MACHINE_CHECK ? 'M' : ' ',
- tainted & TAINT_BAD_PAGE ? 'B' : ' ');
+ tainted & TAINT_BAD_PAGE ? 'B' : ' ',
+ tainted & TAINT_USER ? 'U' : ' ');
}
else
snprintf(buf, sizeof(buf), "Not tainted");
{
do_oops_enter_exit();
}
+
+#ifdef CONFIG_CC_STACKPROTECTOR
+/*
+ * Called when gcc's -fstack-protector feature is used, and
+ * gcc detects corruption of the on-stack canary value
+ */
+void __stack_chk_fail(void)
+{
+ panic("stack-protector: Kernel stack is corrupted");
+}
+EXPORT_SYMBOL(__stack_chk_fail);
+#endif