Date: Fri, 19 Aug 2005 23:02:17 -0600 From: "Kenneth D. Merry" <ken@FreeBSD.org> To: John Baldwin <jhb@FreeBSD.org> Cc: freebsd-current@FreeBSD.org Subject: Re: BTX problems Message-ID: <20050820050217.GA66339@nargothrond.kdm.org> In-Reply-To: <200508161339.49986.jhb@FreeBSD.org> References: <20050813221234.GA23162@nargothrond.kdm.org> <200508161339.49986.jhb@FreeBSD.org>
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On Tue, Aug 16, 2005 at 13:39:48 -0400, John Baldwin wrote: > On Saturday 13 August 2005 06:12 pm, Kenneth D. Merry wrote: > > > > I just updated a machine from -current as of late March to -current as of > > last night, and I'm having trouble booting it. > > > > It's a dual 1GHz Pentium III box, Supermicro 370DE6 motherboard. > > (Serverworks chipset.) It is booting off of an onboard Adaptec 7899. > > > > When I try to boot it, I get some BTX errors and BTX halts: > > > > http://people.freebsd.org/~ken/btx_halted.20050813/IMG_4943.JPG > > http://people.freebsd.org/~ken/btx_halted.20050813/IMG_4944.JPG > > > > (Same information, the first one was taken with flash and is a little more > > washed out, the second one is taken without flash and is therefore a tad > > more blurry.) > > > > The loader from March works fine, but the new one fails. It's 100% > > repeatable. > > > > Anyone have any ideas what's going on? > > int=00000005 err=00000000 efl=00010a17 eip=36f63583 > eax=00032174 ebx=0384c000 ecx=0005c360 edx=0002e7e6 > esi=32034048 edi=00000022 ebp=000384c0 esp=ca083384 > cs=002b ds=0033 es=0033 fs=0033 gs=0033 ss=0033 > cs:eip=62 63 2f 6c 6f 63 61 6c-65 2f 6c 6d 6f 6e 65 74 > 61 72 79 2e 63 2c 76 20-31 2e 31 32 2e 32 2e 32 > ss:esp=ff ff ff ff ff ff ff ff-ff ff ff ff ff ff ff ff > ff ff ff ff ff ff ff ff-ff ff ff ff ff ff ff ff > BTX halted > > Well, your stack is way off in the weeds and so is your instruction pointer, > so I'm not sure what else you can do there. It's executing a string, so > little surprise that it eventually faulted: > > > > echo " 62 63 2f 6c 6f 63 61 6c-65 2f 6c 6d 6f 6e 65 74 61 72 79 2e 63 2c 76 > 20-31 2e 31 32 2e 32 2e 32" | tr '-' ' ' | sed -e 's/ / 0x/g' | dh | hd > > 00000000 62 63 2f 6c 6f 63 61 6c 65 2f 6c 6d 6f 6e 65 74 |bc/locale/lmonet| > 00000010 61 72 79 2e 63 2c 76 20 31 2e 31 32 2e 32 2e 32 |ary.c,v 1.12.2.2| > 00000020 > > There haven't been a whole lot of changes. My guess would be the recently > added smbios support. You can probably just comment out the call to > smbios_detect() in sys/boot/i386/loader/main.c as a simple test for that. It > could also possibly be the multiple console support in which case it would be > easiest to just step your sys/boot tree back using CVS. The good news is > that sys/boot is largely self-contained so you can step it back while keeping > the rest of the tree up to date for testing purposes at least. Thanks for the tips! Commenting out smbios_detect() did the trick. The loader works fine after that. So now what? Is there a way to fix it so it won't crash on my system? Ken -- Kenneth Merry ken@FreeBSD.ORG
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