[Click] Click-install "Invalid Module format" error

[Puneet Sood]

Resending with correct subject.

On 7/20/07, Puneet Sood <psood74 at gmail.com> wrote:
> David,
>
> The problem occurs if different versions of the compiler/linker have
> been used to build the kernel and the Click modules.
>
> You can check the version used to build the modules by doing the following:
>
> $ strings click.ko | grep gcc
> $ strings /boot/vmlinux | grep gcc
>
> The gcc version should match upto the first two digits (x.y) and the
> Linux kernel name should match.
>
> If you used a cross-compiler (or something different than the default
> compiler) you need to modify the linuxmodule/Makefile.in file. Add the
> two lines referring to CROSS_COMPILE
>
> CLICK_ELEM2MAKE = $(top_builddir)/click-buildtool elem2make --linux26
>
> CROSS_COMPILE = /path/to/compiler/executables/
> export CROSS_COMPILE
>
> CLICKCC = @KERNEL_CC@
> CLICKCXX = @KERNEL_CXX@
>
>
> > Date: Fri, 20 Jul 2007 11:41:38 -0400
> > From: dmoore7 at nd.edu
> > Subject: [Click] Click-install "Invalid Module format" error
> > To: click at pdos.csail.mit.edu
> > Message-ID: <1184946098.46a0d7b20c56d at webmail.nd.edu>
> > Content-Type: text/plain; charset=ISO-8859-1
> >
> > Hello,
> > I have a newly patched/compiled 2.6.16.13 vanilla linux kernel running happily,
> > and have recompiled click taking care to direct it to my System.map and with
> > appropriate files in /usr/src/linux.  It compiles properly, without errors.
> > However, when I attempt to execute a simple click-install:
> >
> > # click-install ./conf/test.click
> > insmod: error inserting '/usr/local/lib/proclikefs.ko': -1 Invalid module
> > formatclick-install: '/sbin/insmod /usr/local/lib/proclikefs.ko' failed
> >
> > I encounter the error shown above.  I looked into /var/log/messages file and
> > found the following message:
> > Jul 20 11:34:41 sybill kernel: proclikefs: disagrees about version of symbol
> > struct_module
> >
> > I carefully retraced my steps from kernel-patch onward, but have not found any
> > errors in the output.  However click-install continues to fault as shown above.
> > Any help or input getting this working is appreciated.
> > Thanks,
> >  - David Moore