On Wed, Feb 13, 2019 at 06:35:14PM +0900, Rin Okuyama wrote: > Hi, > > On 2019/02/13 3:54, Nick Hudson wrote: > > On 12/02/2019 16:02, Rin Okuyama wrote: > > > Hi, > > > > > > The system freezes indefinitely with xhci(4) or ehci(4), when NIC with > > > multiple outstanding transfers [axen(4), mue(4), and ure(4)] is stopped > > > by "ifconfig down" or detached. > > > > > > As discussed in the previous message, this is due to infinite loop in > > > usbd_ar_pipe(); xfers with USBD_NOT_STARTED remain in a queue forever > > > because upm_abort [= xhci_device_bulk_abort() etc.] cannot remove them. > > > > > > Why not the attached patch instead? > > > > Nick > > Thank you so much for your prompt reply! > > It works if s/ux_state/ux_status/ here: > > + if (xfer->ux_state == USBD_NOT_STARTED) { > > Can I commit the revised patch? >
The revised patch results in https://nxr.netbsd.org/xref/src/sys/dev/usb/ehci.c?r=1.265#1566 firing upon `drvctl detach -d bwfm0` on Pinebook. Jonathan Kollasch