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Subject: Re: Exception while loading kernel
From:	Giuseppe Sacco <giuseppe@eppesuigoccas.homedns.org>
To:	linux-mips@linux-mips.org
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Date:	Fri, 31 Aug 2007 07:49:03 +0200
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Il giorno mer, 29/08/2007 alle 06.05 -0400, Ricardo Mendoza ha scritto:
> On 8/29/07, Giuseppe Sacco <giuseppe@eppesuigoccas.homedns.org> wrote:
> 
> > I already tried the 32bit kernel and I found the same problem. Are you
> > telling me that I should use 32bit for debugging instead of 64?
> 
> No, what I'm telling you to do is to try and build it with
> CONFIG_BUILD_ELF64 disabled, more explicitly that is under Executable
> file formats or something like that. About kgdb debugging, what I am
> telling you is that ip32 has no hook ups coded for it yet, in other
> words, no support.

I tried recompiling the 2.6.23-rc3 from linux-mips.org with
CONFIG_BUILD_ELF64=n, but I got a compiler error:

  CC [M]  net/sched/em_nbyte.o
  CC [M]  net/sched/em_u32.o
  CC [M]  net/sched/em_meta.o
net/sched/em_meta.c: In function ‘meta_int_loadavg_0’:
net/sched/em_meta.c:127: error: PRINT_OPERAND, invalid operand for relocation
(const:DI (plus:DI (symbol_ref:DI ("avenrun") [flags 0x40] <var_decl 0x2b357f50 avenrun>)
        (const_int 4 [0x4])))
net/sched/em_meta.c:127: internal compiler error: in print_operand_reloc, at config/mips/mips.c:5579
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://gcc.gnu.org/bugs.html> for instructions.
For Debian GNU/Linux specific bug reporting instructions,
see <URL:file:///usr/share/doc/gcc-4.1/README.Bugs>.
{standard input}: Assembler messages:
{standard input}:2436: Warning: end of file not at end of a line; newline inserted
{standard input}:2547: Warning: missing .end at end of assembly
Preprocessed source stored into /tmp/cc0KjlCH.out file, please attach this to your bugreport.
make[3]: *** [net/sched/em_meta.o] Error 1
make[2]: *** [net/sched] Error 2
make[1]: *** [net] Error 2
make[1]: Leaving directory `/usr/local/src/linux-2.6.23-rc3'
make: *** [debian/stamp-build-kernel] Error 2

I will try to submit the bug report to gcc.

Bye,
Giuseppe