On Tue, Feb 09, 2016 at 12:41:37PM +0800, Yaroslav Molochko wrote: > After upgrade to 4.5.0-rc3 I've got following stack trace, never seen > that before: > ================================================================================ > Feb 08 22:58:56 x kernel: UBSAN: Undefined behaviour in > drivers/usb/host/ehci-hub.c:873:47 Try turning off ubsan if you aren't using it to try to find bugs in the kernel. If you do want to use it to find bugs, please send a patch to resolve this reported issue, if it really is an issue... thanks, greg k-h -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html