On Mon, 28 Oct 2013, Luke-Jr wrote: > https://bugzilla.kernel.org/show_bug.cgi?id=63961 > > Kernel version 3.10.15 > [1774470.503558] hub 2-1.3:1.0: hub_port_status failed (err = -71) > [1774475.483021] hub 2-1.4:1.0: config failed, can't get hub status (err -110) > [1774475.483042] BUG: unable to handle kernel NULL pointer dereference at > (null) > [1774475.483075] IP: [<ffffffffa019b30e>] hub_quiesce+0x4e/0xb0 [usbcore] This bug has been fixed in 3.12-rc1 by commit d0308d4b6b02 (usb: fix cleanup after failure in hub_configure()). That commit has not been applied to the -stable branches. Greg, it looks like this commit together with e58547eb9561 (usb: fail on usb_hub_create_port_device() errors) should be queued for all stable kernels going back to 3.7.y. Alan Stern -- 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