On Thu, Jul 25, 2013 at 10:30 PM, Oleksii Shevchuk <alxchk@xxxxxxxxx> wrote: > https://bugzilla.kernel.org/show_bug.cgi?id=60621 > > Randomly after returning from S3 or enabling powersaving this trace goes to dmesg: > > [13108.297051] ehci-pci 0000:00:1a.0: power state changed by ACPI to D3cold > [13115.552813] ------------[ cut here ]------------ > [13115.552841] WARNING: at drivers/usb/core/urb.c:327 usb_submit_urb+0x360/0x370 [usbcore]() > [13115.552843] URB ffff88020ea41000 submitted while active Looks like a bug in cdc-wdm driver because both wdm_rxwork() and wdm_int_callback() may submit urb of desc->response. Thanks, -- Ming Lei -- 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