Date: Mon, 6 Mar 2006 04:27:43 -0500 From: Kris Kennaway <kris@obsecurity.org> To: freebsd-stable@freebsd.org Subject: Re: 6.1-PRERELEASE nfs root troubles Message-ID: <20060306092743.GA18697@xor.obsecurity.org> In-Reply-To: <20060306084222.GE57165@ugai.uvd-omsk.su> References: <20060306084222.GE57165@ugai.uvd-omsk.su>
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[-- Attachment #1 --] On Mon, Mar 06, 2006 at 02:42:22PM +0600, sergey akifiev wrote: > currently i'm trying to setup diskless client, which netboots 6.1-PRERELEASE > kernel with help of etherboot. > i've built custom kernel with `sudo make -j4 buildkernel KERNCONF=DISKLESS > CPUTYPE=pentium-mmx -DNO_MODULES' and attached config. > kernell loads off tftp server fine, detecting devices, but traps, when trying > to mount root fs from nfs server. > i've managed to get copy of console messages, which i attach to this message. > any help appreciated. and... pls forgive my bad english :-) Try adding to your kernel options INVARIANTS options INVARIANT_SUPPORT > Trying to mount root from nfs: > NFS ROOT: 94.1.0.85:/usr/diskless > > > Fatal trap 18: integer divide fault while in kernel mode > instruction pointer = 0x20:0xc0542ca9 > stack pointer = 0x28:0xc315b7e0 > frame pointer = 0x28:0xc315b880 > code segment = base 0x0, limit 0xfffff, type 0x1b > = DPL 0, pres 1, def32 1, gran 1 > processor eflags = interrupt enabled, resume, IOPL = 0 > current process = 1 (swapper) > [thread pid 1 tid 100007 ] > Stopped at 0xc0542ca9 = mountnfs+0x139: idivl %ecx,%eax > db> ~ After you have rebuilt your kernel, please post the panic (which may be different now), and do 'wh' at the prompt. Kris [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.2.1 (FreeBSD) iD8DBQFEDACPWry0BWjoQKURApKBAKCoQPIHtGA79Z+PnmG9lFaGXORs0gCg6jCw HLS50OwsVJ5iQ5nektS8r2g= =OkMe -----END PGP SIGNATURE-----
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