[systemd-bugs] [Bug 71148] Sysctl parametr (kernel.printk) don't apply at boot

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=71148

--- Comment #10 from blondie85 at mail.ru ---
(In reply to comment #9)
> (In reply to comment #8)
> > (In reply to comment #6)
> > > Can you install the attached service in
> > > /etc/systemd/system/monitor_printk.service, enable it with 'systemctl enable
> > > monitor_printk', and post the output from the 'journalctl -b' after a reboot?
> > ok, log attached
> From the log:
> Nov 26 22:06:15 dell1210 cat[190]: 3        3        3        3
> Nov 26 22:06:15 dell1210 inotifywait[176]: /proc/sys/kernel/printk OPEN
> Nov 26 22:06:15 dell1210 inotifywait[176]: /proc/sys/kernel/printk ACCESS
> Nov 26 22:06:15 dell1210 inotifywait[176]: /proc/sys/kernel/printk
> CLOSE_NOWRITE,CLOSE
> Nov 26 22:06:15 dell1210 systemd[1]: Started Apply Kernel Variables.
> ... and it doesn't seem to be set afterwards. Could you please check again
> that it *is* actually set to something different after the boot?
it's still 15 3 3 3 after boot and kernel throws usual messages on screen

> So maybe your hypothesis that it is reset during the kernel oops is true.
> What happens if you disable the restoring of the backlight, which should
> remove the oops
> (systemctl mask systemd-backlight at acpi_video0.service
> systemd-backlight at acpi_video1.service)?
finally after setting this printk variable works as expected (it's 3 3 3 3
after boot and I have clean terminal)

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