Hi Alan! On Don, 12 Aug 2004, Alan Stern wrote: > > In all cases, with 2.6.7-mm5 and any later I get the following syslog > > messages when I plug in the mouse or it is plugged when usb sys is > > starting: > > vmunix: drivers/usb/input/hid-core.c: ctrl urb status -2 received > > vmunix: drivers/usb/input/hid-core.c: timeout initializing reports > > vmunix: > > kernel: input: USB HID v1.10 Mouse [0d62:1000] on usb-0000:02:09.0-1 > > Do you mean with 2.6.7-mm5 and any _earlier_? With kernels after that
Of course, sorry. > This probably _is_ a consequence of the problem with the mouse. Once > khubd hangs, no new devices will be recognized. I tested it now on another computer, same effect. As soon as I plug the mouse, khubd goes into D state. > Below is a test patch for you to try. It will provide a lot of extra > information in you system log, which may help to pin down where the > problem occurs. Here it is with some comments: I think here I plugged in the mouse: First we have many of these, always the same numbers (c178a360): vmunix: usb_hcd_giveback_urb: urb=c178a360 vmunix: hcd_submit_urb: urb=c178a360 then something new: vmunix: usb_hcd_giveback_urb: urb=c1746ae0 vmunix: hcd_submit_urb: urb=c1746ae0 vmunix: hcd_submit_urb: urb=c178b3e0 and again say 10 of the first ones (c178a360): vmunix: usb_hcd_giveback_urb: urb=c178b3e0 vmunix: hcd_submit_urb: urb=c178b3e0 now it is logged that there is a new device: vmunix: usb 4-2.4: new low speed USB device using address 5 now a sligth variation (c178b3e0), vmunix: hcd_submit_urb: urb=c178b3e0 vmunix: usb_hcd_giveback_urb: urb=c178b3e0 vmunix: hcd_submit_urb: urb=c178b3e0 vmunix: usb_hcd_giveback_urb: urb=c178b3e0 vmunix: hcd_submit_urb: urb=c178b3e0 vmunix: usb_hcd_giveback_urb: urb=c178b3e0 vmunix: hcd_submit_urb: urb=c178b3e0 vmunix: usb_hcd_giveback_urb: urb=c178b3e0 vmunix: hcd_submit_urb: urb=c178b3e0 kernel: usb_hcd_giveback_urb: urb=c178b3e0 kernel: hcd_submit_urb: urb=c178b3e0 vmunix: usb_hcd_giveback_urb: urb=c178b3e0 vmunix: drivers/usb/input/hid-core.c: HID probe called for ifnum 0 vmunix: hcd_submit_urb: urb=c178b360 vmunix: usb_hcd_giveback_urb: urb=c178b360 vmunix: hcd_submit_urb: urb=c178b860 vmunix: usb_hcd_giveback_urb: urb=c178b860 vmunix: drivers/usb/input/hid-core.c: submitting ctrl urb=c178b0e0: Get_Report wValue=0x0100 wIndex=0x0000 wLength=5 vmunix: hcd_submit_urb: urb=c178b0e0 vmunix: drivers/usb/input/hid-core.c: timeout waiting for ctrl or out queue to clear vmunix: drivers/usb/input/hid-core.c: unlink ctrl urb=c178b0e0 here is one of the lines which suprises me: Empty vmunix (sometimes empty kernel: messages, never seen this before) vmunix: vmunix: unlink1: urb=c178b0e0 vmunix: usb_hcd_giveback_urb: urb=c178b0e0 vmunix: drivers/usb/input/hid-core.c: complete ctrl urb=c178b0e0 vmunix: vmunix: drivers/usb/input/hid-core.c: ctrl urb status -2 received vmunix: drivers/usb/input/hid-core.c: empty report vmunix: drivers/usb/input/hid-core.c: submitting ctrl urb=c178b0e0: Get_Report wValue=0x0300 wIndex=0x0000 wLength=1 vmunix: drivers/usb/input/hid-core.c: usb_submit_urb(ctrl) failed kernel: drivers/usb/input/hid-core.c: timeout waiting for ctrl or out queue to clear kernel: drivers/usb/input/hid-core.c: unlink ctrl urb=c178b0e0 kernel: vmunix: drivers/usb/input/hid-core.c: timeout waiting for ctrl or out queue to clear vmunix: drivers/usb/input/hid-core.c: unlink ctrl urb=c178b0e0 vmunix: vmunix: drivers/usb/input/hid-core.c: timeout waiting for ctrl or out queue to clear vmunix: drivers/usb/input/hid-core.c: unlink ctrl urb=c178b0e0 vmunix: kernel: drivers/usb/input/hid-core.c: timeout waiting for ctrl or out queue to clear kernel: drivers/usb/input/hid-core.c: unlink ctrl urb=c178b0e0 kernel: vmunix: drivers/usb/input/hid-core.c: timeout waiting for ctrl or out queue to clear vmunix: drivers/usb/input/hid-core.c: unlink ctrl urb=c178b0e0 vmunix: vmunix: drivers/usb/input/hid-core.c: timeout waiting for ctrl or out queue to clear vmunix: drivers/usb/input/hid-core.c: unlink ctrl urb=c178b0e0 vmunix: Here I unplugged the mouse, but khubd didn't find its way back to normal. Hope this helps. Best wishes Norbert ------------------------------------------------------------------------------- Norbert Preining <preining AT logic DOT at> Technische Universität Wien gpg DSA: 0x09C5B094 fp: 14DF 2E6C 0307 BE6D AD76 A9C0 D2BF 4AA3 09C5 B094 ------------------------------------------------------------------------------- `This must be Thursday,' said Arthur to himself, sinking low over his beer, `I never could get the hang of Thursdays.' --- Arthur, on what was to be his last Thursday on Earth. --- Douglas Adams, The Hitchhikers Guide to the Galaxy ------------------------------------------------------- SF.Net email is sponsored by Shop4tech.com-Lowest price on Blank Media 100pk Sonic DVD-R 4x for only $29 -100pk Sonic DVD+R for only $33 Save 50% off Retail on Ink & Toner - Free Shipping and Free Gift. http://www.shop4tech.com/z/Inkjet_Cartridges/9_108_r285 _______________________________________________ [EMAIL PROTECTED] To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-devel