kern/101448: FBSD 6.1-STABLE/AMD64 crashes under heavy USB/OHCI load
O. Hartmann
ohartman at uni-mainz.de
Sat Aug 5 22:40:16 UTC 2006
>Number: 101448
>Category: kern
>Synopsis: FBSD 6.1-STABLE/AMD64 crashes under heavy USB/OHCI load
>Confidential: no
>Severity: critical
>Priority: high
>Responsible: freebsd-bugs
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: sw-bug
>Submitter-Id: current-users
>Arrival-Date: Sat Aug 05 22:40:14 GMT 2006
>Closed-Date:
>Last-Modified:
>Originator: O. Hartmann
>Release: FBSD 6.1-STABLE/AMD64
>Organization:
Uni Mainz
>Environment:
FreeBSD thor.de 6.1-STABLE FreeBSD 6.1-STABLE #21: Sat Aug 5 12:05:24 UTC 2006 root at thor.de:/usr/obj/usr/src/sys/THOR amd64
>Description:
FreeBSD 6.1-STABLE/AMD64 crashes when external USB drive (ohci) is under heavy load.
This is the section from dmesg:
ohci0: <OHCI (generic) USB controller> mem 0xd7dfa000-0xd7dfafff irq 21 at device 11.0 on pci0
ohci0: [GIANT-LOCKED]
usb0: OHCI version 1.0, legacy support
usb0: <OHCI (generic) USB controller> on ohci0
usb0: USB revision 1.0
uhub0: nVidia OHCI root hub, class 9/0, rev 1.00/1.00, addr 1
uhub0: 10 ports with 10 removable, self powered
ehci0: <NVIDIA nForce4 USB 2.0 controller> mem 0xd7dfbc00-0xd7dfbcff irq 22 at device 11.1 on pci0
ehci0: [GIANT-LOCKED]
usb1: waiting for BIOS to give up control
usb1: timed out waiting for BIOS
usb1: EHCI version 1.0
usb1: companion controller, 4 ports each: usb0
usb1: <NVIDIA nForce4 USB 2.0 controller> on ehci0
usb1: USB revision 2.0
uhub1: nVidia EHCI root hub, class 9/0, rev 2.00/1.00, addr 1
uhub1: 10 ports with 10 removable, self powered
umass0: Macpower &Tytech Tech USB2.0 Enclosure, rev 2.00/1.00, addr 2
System is a AMD64 based box, ASUS A8N32-SLI Deluxe mobo, FreeBSD 6.1-STABLE/AMD64, no 32 Bit support enabled, single core CPU, no SMP.
>How-To-Repeat:
>Fix:
>Release-Note:
>Audit-Trail:
>Unformatted:
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