amd64/122473: System hangs after "Uptime" on shutdown/reboot

[John Baldwin]

On Saturday 05 April 2008 04:47:17 pm James O'Gorman wrote:
> >Number:         122473
> >Category:       amd64
> >Synopsis:       System hangs after "Uptime" on shutdown/reboot
> >Confidential:   no
> >Severity:       non-critical
> >Priority:       low
> >Responsible:    freebsd-amd64
> >State:          open
> >Quarter:
> >Keywords:
> >Date-Required:
> >Class:          sw-bug
> >Submitter-Id:   current-users
> >Arrival-Date:   Sat Apr 05 20:50:03 UTC 2008
> >Closed-Date:
> >Last-Modified:
> >Originator:     James O'Gorman
> >Release:        FreeBSD 7.0-RELEASE amd64
> >Organization:
> >Environment:
>
> System: FreeBSD queeg.waterloo.netinertia.co.uk 7.0-RELEASE FreeBSD
> 7.0-RELEASE #1: Sat Apr 5 18:04:56 BST 2008
> root at queeg.waterloo.netinertia.co.uk:/usr/obj/usr/src/sys/ML110 amd64
>
> >Description:
>
>         System is an HP ML110 G5 running FreeBSD 7.0-RELEASE amd64.
>         When issuing any shutdown command (shutdown -p, shutdown -r,
> reboot) the system will hang af ter the "Uptime" message. The system has to
> be reset by physically holding the power button or issui ng a power cycle
> from the Lights Out interface.
>
>         dmesg.boot is attached.
>         The zfs and ipmi modules are loaded from /boot/loader.conf, and I
> have tried enabling watchd ogd or using "watchdog -t 60; reboot" as
> suggested on -stable@ which apparently works on i386, but d oes not work on
> amd64.
>
>         I tried building a GENERIC kernel with DDB enabled, but this caused
> the system to hang at bo to when probing for the root filesystem.

Try src/sys/dev/usb/ehci_pci.c from RELENG_7.

-- 
John Baldwin