From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: Solaris 10 doesn't work under KVM Date: Thu, 08 Feb 2007 12:04:54 +0200 Message-ID: <45CAF5C6.8020104@qumranet.com> References: <20070128144052.GA5069@waba> <45BDDF32.3010607@qumranet.com> <20070201214924.GB7489@waba> <20070202191942.GB8804@amd.com> <20070204183141.GB13914@waba> <45C99EE9.3010306@qumranet.com> <20070207230427.GA7946@waba> <45CAECEB.4000701@qumranet.com> <20070208095816.GA5204@amd.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org, Waba To: Joerg Roedel Return-path: In-Reply-To: <20070208095816.GA5204-5C7GfCeVMHo@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Errors-To: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: kvm.vger.kernel.org Joerg Roedel wrote: > On Thu, Feb 08, 2007 at 11:27:07AM +0200, Avi Kivity wrote: > >> Waba wrote: >> >>> On Wed, Feb 07, 2007 at 11:42:01AM +0200, Avi Kivity wrote: >>> >>> >>>> ok. please keep the patch applied, and an addition: >>>> >>>> - change '#undef AUDIT' to '#define AUDIT' in mmu.c >>>> - in the same file, change 'static int dbg = 1;' to 'static int dbg = 0;' >>>> - 'echo 9 > /proc/sysrq-trigger' >>>> >>>> and run again. Note that kvm will be very slow with this. Watch dmesg >>>> for errors from kvm. >>>> >>>> >>> When you say 'very slow', you mean it :) I couldn't reproduce the bug in >>> the usual fashion because the involved processes timed out and were >>> killed by the service manager. >>> >>> However, simply invoking "svccfg" at the prompt seems to bring in Java or >>> whatever heavy stuff is causing our problem, and I got a nice SIGILL >>> this way. >>> >>> Sadly, nothing interesting appeared in the log: >>> >>> [ 8544.402301] Loglevel set to 9 >>> [ 8548.697286] cr0_wp: 1 (before) >>> [ 9868.532303] kvm: emulating exchange as write >>> [16785.771040] SysRq : Changing Loglevel >>> [16785.771049] Loglevel set to 0 >>> >>> >>> Please tell me if there is anything else I can try out. >>> >>> >> Can you try to isolate the process which fails? >> >> e.g. install with qemu, start in kvm in single user mode, and use truss >> or something similar. >> > > When I tried it I got a the SIGILL ever I invoked a new program. The > first SIGILL is in the starting process which is killed then. Afterwards > I get a shell. Every simple command there (like ls for example) caused a > SIGILL then. > > Was this with the cr0.wp patch applied (commit 4348)? -- Do not meddle in the internals of kernels, for they are subtle and quick to panic. ------------------------------------------------------------------------- Using Tomcat but need to do more? Need to support web services, security? Get stuff done quickly with pre-integrated technology to make your job easier. Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642