Date: Tue, 14 Dec 2010 01:13:15 -0000 From: "Steven Hartland" <killing@multiplay.co.uk> To: "Jeremy Chadwick" <freebsd@jdc.parodius.com> Cc: freebsd-stable@freebsd.org Subject: Re: 8.2-PRERELEASE freezing on reboot (-current OK) Message-ID: <8EE279F73559489794D17C900733517A@multiplay.co.uk> References: <wpaake0y03.fsf@heho.snv.jussieu.fr><20101210100230.GA25419@icarus.home.lan><wp1v5ljsdf.fsf@heho.snv.jussieu.fr><59F3B2944C764A36B912E6B50B4D4DD9@multiplay.co.uk> <20101214003825.GA13836@icarus.home.lan>
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----- Original Message -----
From: "Jeremy Chadwick" <freebsd@jdc.parodius.com>
> Two things to point out:
>
> 1) I've seen systems where "cpu_reset: Stopping other CPUs" gets printed
> (or sometimes doesn't, see above), then for about 5 *full minutes* the
> system sits there doing nothing, but then eventually reboots. Try being
> a bit more patient to see if this is the case. Also try dropping to the
> debugger via serial console (serial break) or VGA (Ctrl-Alt-Esc).
Waited over 24 hours with the machine sat at the sync print apparently
when our engineer kicked it with the reset button.
> 2) I'd recommend to those who are experiencing this problem to try
> booting with ACPI disabled (it's one of the boot menu options), and then
> try rebooting the system. If this works, chances are the issue is
> related to the ACPI code, and someone may want to cross-post to
> freebsd-acpi to get proper attention to it.
9 times out of 10 this doesn't work any more as machines require it for
correct driver detection, still worth a go but thought I'd mention it.
Regards
Steve
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