Date: Sat, 24 Dec 2016 02:58:50 +0000 From: bugzilla-noreply@freebsd.org To: freebsd-bugs@FreeBSD.org Subject: [Bug 215531] USB hub sometimes fails to attach Message-ID: <bug-215531-8@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=215531 Bug ID: 215531 Summary: USB hub sometimes fails to attach Product: Base System Version: CURRENT Hardware: Any OS: Any Status: New Severity: Affects Only Me Priority: --- Component: kern Assignee: freebsd-bugs@FreeBSD.org Reporter: emaste@freebsd.org I have a 10 port USB 2.0 hub which is implemented internally as three four-port hubs. Two ports come directly from the first hub, and the other 8 ports are each behind two hubs. When I plug it into my X220 laptop running -current at r309124 it sometimes works: Dec 24 02:47:38 volta kernel: ugen0.5: <vendor 0x214b USB2.0 HUB> at usbus0 Dec 24 02:47:38 volta kernel: uhub4 on uhub3 Dec 24 02:47:38 volta kernel: uhub4: <vendor 0x214b USB2.0 HUB, class 9/0, rev 2.00/1.00, addr 5> on usbus0 Dec 24 02:47:39 volta kernel: uhub4: 4 ports with 4 removable, self powered Dec 24 02:47:40 volta kernel: ugen0.6: <vendor 0x214b USB2.0 HUB> at usbus0 Dec 24 02:47:40 volta kernel: uhub5 on uhub4 Dec 24 02:47:40 volta kernel: uhub5: <vendor 0x214b USB2.0 HUB, class 9/0, rev 2.00/1.00, addr 6> on usbus0 Dec 24 02:47:40 volta kernel: uhub5: 4 ports with 4 removable, self powered Dec 24 02:47:41 volta kernel: ugen0.7: <vendor 0x214b USB2.0 HUB> at usbus0 Dec 24 02:47:41 volta kernel: uhub6 on uhub4 Dec 24 02:47:41 volta kernel: uhub6: <vendor 0x214b USB2.0 HUB, class 9/0, rev 2.00/1.00, addr 7> on usbus0 Dec 24 02:47:42 volta kernel: uhub6: 4 ports with 4 removable, self powered and sometimes one of the hubs fails to attach: Dec 24 02:47:47 volta kernel: ugen0.5: <vendor 0x214b USB2.0 HUB> at usbus0 Dec 24 02:47:47 volta kernel: uhub4 on uhub3 Dec 24 02:47:47 volta kernel: uhub4: <vendor 0x214b USB2.0 HUB, class 9/0, rev 2.00/1.00, addr 5> on usbus0 Dec 24 02:47:47 volta kernel: uhub4: 4 ports with 4 removable, self powered Dec 24 02:47:48 volta kernel: ugen0.6: <vendor 0x214b USB2.0 HUB> at usbus0 Dec 24 02:47:48 volta kernel: uhub5 on uhub4 Dec 24 02:47:48 volta kernel: uhub5: <vendor 0x214b USB2.0 HUB, class 9/0, rev 2.00/1.00, addr 6> on usbus0 Dec 24 02:47:49 volta kernel: uhub5: 4 ports with 4 removable, self powered Dec 24 02:47:50 volta kernel: usb_alloc_device: set address 7 failed (USB_ERR_IOERROR, ignored) Dec 24 02:47:52 volta kernel: usbd_setup_device_desc: getting device descriptor at addr 7 failed, USB_ERR_IOERROR Dec 24 02:47:52 volta kernel: usbd_req_re_enumerate: addr=7, set address failed! (USB_ERR_IOERROR, ignored) Dec 24 02:47:54 volta kernel: usbd_setup_device_desc: getting device descriptor at addr 7 failed, USB_ERR_IOERROR Dec 24 02:47:55 volta kernel: usbd_req_re_enumerate: addr=7, set address failed! (USB_ERR_IOERROR, ignored) Dec 24 02:47:57 volta kernel: usbd_setup_device_desc: getting device descriptor at addr 7 failed, USB_ERR_IOERROR Dec 24 02:47:57 volta kernel: usbd_req_re_enumerate: addr=7, set address failed! (USB_ERR_IOERROR, ignored) Dec 24 02:47:59 volta kernel: usbd_setup_device_desc: getting device descriptor at addr 7 failed, USB_ERR_IOERROR Dec 24 02:48:00 volta kernel: usbd_req_re_enumerate: addr=7, set address failed! (USB_ERR_IOERROR, ignored) Dec 24 02:48:01 volta kernel: usbd_setup_device_desc: getting device descriptor at addr 7 failed, USB_ERR_IOERROR Dec 24 02:48:01 volta kernel: ugen0.7: <Unknown > at usbus0 (disconnected) Dec 24 02:48:01 volta kernel: uhub_reattach_port: could not allocate new device USB controller is: ehci0@pci0:0:26:0: class=0x0c0320 card=0x21da17aa chip=0x1c2d8086 rev=0x04 hdr=0x00 vendor = 'Intel Corporation' device = '6 Series/C200 Series Chipset Family USB Enhanced Host Controller' class = serial bus subclass = USB by contrast it consistently attaches successfully on my stable/10 r306697 desktop, with: ehci0@pci0:0:26:0: class=0x0c0320 card=0x50061458 chip=0x1e2d8086 rev=0x04 hdr=0x00 vendor = 'Intel Corporation' device = '7 Series/C216 Chipset Family USB Enhanced Host Controller' class = serial bus subclass = USB -- You are receiving this mail because: You are the assignee for the bug.help
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