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Bug#777243: Boot fails due to missing ext4 module




W dniu 07.02.2015 o 18:47, Ben Hutchings pisze:
On Sat, 2015-02-07 at 18:21 +0100, Rafał Pietrak wrote:
W dniu 07.02.2015 17:48, Ben Hutchings pisze:
On Sat, 2015-02-07 at 09:36 +0100, Rafal Pietrak wrote:
[...]
[-----------]
And a direct "insmod /lub/modules/3.2.*/kernel/fs/ext4/ext4.ko" doesn't
work either.
How does it fail?  What error messages do you see (both at the shell and
in the kernel log)?
The command is silent, returns 0 (meaning: echo $? ==> 0 ... which is
surprising when I think of it now, since strace reports "exit=1"), and
the log contains nothing. I only know that it faile because neither
lsmod show it, nor mount starts working.

But I've also done a strace of the insmod (attached) - may be this'll
give something.
write(2, "insmod: ERROR: could not insert "..., 113insmod: ERROR: could not insert module /lib/modules/3.2.0-4-486/kernel/fs/ext4/ext4.ko: Unknown symbol in module
) = 113

This implies that the wrong kernel image is being loaded.  As you are
using GRUB this is surprising.

That was my first guess, so I did "--reinstall" of the kernel as soon as I had "/usr" on line. But to no avail.


What does 'type insmod' say?

=======================
/sbin/insmod
$ file /sbin/insmod
/sbin/insmod is a symlink to /bin/kmod
$ file /bin/kmon
ELF 32-bit .... Build(sha1)=86da...ef68, stripped
$ dpkg -s kmod
...
Version: 18-3
=======================

Sorry for the "shorten" output, but I don't have the notebook operational, yet (under 486 kernel); so I'm sending it from another machine.... typeing it in manually.


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