Date: Thu, 3 Dec 2009 08:03:29 -0500 From: John Baldwin <jhb@freebsd.org> To: Hiroki Sato <hrs@freebsd.org> Cc: freebsd-stable@freebsd.org Subject: Re: loader(8) readin failed on 7.2R and later including 8.0R Message-ID: <200912030803.29797.jhb@freebsd.org> In-Reply-To: <20091203.192913.103115892.hrs@allbsd.org> References: <20091202.021339.237377394.hrs@allbsd.org> <200912020948.05698.jhb@freebsd.org> <20091203.192913.103115892.hrs@allbsd.org>
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On Thursday 03 December 2009 5:29:13 am Hiroki Sato wrote: > John Baldwin <jhb@freebsd.org> wrote > in <200912020948.05698.jhb@freebsd.org>: > > jh> On Tuesday 01 December 2009 12:13:39 pm Hiroki Sato wrote: > jh> > While the "load" command seemed to finish, the box got stuck just > jh> > after entering "boot" command. > jh> > > jh> > Curious to say, I have got this symptom only on a specific box in > jh> > more than ten different boxes I upgraded so far; it is based on an > jh> > old motherboard Supermicro P4DPE[*]. > jh> > > jh> > [*] http://www.supermicro.com/products/motherboard/Xeon/E7500/P4DPE.cfm > jh> > > jh> > Any workaround? Booting from release CDROMs (7.2R and 8.0R) also > jh> > fail. On the box "7.1R" or "7.1R's loader + 7.2R kernel" worked > jh> > fine. It is possible something in changes of loader(8) between 7.1R > jh> > and 7.2R is the cause, but I am still not sure what it is... > jh> > jh> It may be related to the loader switching to using memory > 1MB for its > jh> malloc(). Maybe try building the loader with 'LOADER_NO_GPT_SUPPORT=yes' in > jh> /etc/src.conf? > > Thanks, a recompiled loader with LOADER_NO_GPT_SUPPORT=yes' displayed > "elf32_loadimage: could not read symbols - skipped!" for 8.0R kernel. > This is the same as 7.1R's loader + 8.0R kernel case. Can you get the output of 'smap' from the loader? Is the 8.0 kernel bigger than the 7.x kernel? If so, can you try trimming the 8.0 kernel a bit to see if that changes things? -- John Baldwin
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