Message not appearing in mesg

Luis de Bethencourt luis at
Tue Jul 7 11:02:59 EDT 2015

On 7 July 2015 at 15:53, Sébastien Hinderer <Sebastien.Hinderer at
> wrote:

> Dear all,
> I have a module that uses pr_debug at init.
> Although the module is successfully loaded, the message appears
> neither in dmesg, nor at the console. I tried toprint a 8 to
> /proc/sys/kernel/printk but that does not change anything.
> Any hint would be warmly appreciated.
> Thanks!
> Sébastien

Do you have the relevant DEBUG macros activated in your kernel's

If not, activate them. Or if in a pinch, switch to using pr_alert() for

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