Date: Sun, 9 May 2010 17:46:11 GMT From: Demelier David <demelier.david@gmail.com> To: freebsd-gnats-submit@FreeBSD.org Subject: kern/146436: Panic when changing profile to economy Message-ID: <201005091746.o49HkBnv073877@www.freebsd.org> Resent-Message-ID: <201005091750.o49Ho42q053546@freefall.freebsd.org>
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>Number: 146436 >Category: kern >Synopsis: Panic when changing profile to economy >Confidential: no >Severity: critical >Priority: high >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Sun May 09 17:50:04 UTC 2010 >Closed-Date: >Last-Modified: >Originator: Demelier David >Release: 8.0-STABLE >Organization: >Environment: FreeBSD Melon.malikania.fr 8.0-STABLE FreeBSD 8.0-STABLE #8: Sun May 9 09:09:12 CEST 2010 root@Melon.malikania.fr:/usr/obj/usr/src/sys/Melon amd64 >Description: When changing the power profile to economy with these settings in /etc/rc.conf : performance_cx_lowest="HIGH" performance_cpu_freq=${performance_cx_lowest} economy_cx_lowest="LOW" economy_cpu_freq=${economy_cx_lowest} Because I wasn't capable to make a kernel dump, it just doesn't work. So I took a picture of the kernel panic and the small backtrace. Here is the mail discuss. http://lists.freebsd.org/pipermail/freebsd-stable/2010-May/056600.html At the beginning I thought it was a AC cable problem but not, it's only the profile state that make the panic. >How-To-Repeat: Change profile to economy with these settings : performance_cx_lowest="HIGH" performance_cpu_freq=${performance_cx_lowest} economy_cx_lowest="LOW" economy_cpu_freq=${economy_cx_lowest} >Fix: >Release-Note: >Audit-Trail: >Unformatted:
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