Bug#774036: Re: Bug#774036: linux-image-3.16.0-4-amd64: Untainted Kernel shows similar issue

[Rainer Dorsch <ml@bokomoko.de>]

Hi Emil,

Am Montag 29 Dezember 2014, 14:02:55 schrieb Emil Goode:
> Hello Rainer,
> 
> The below procedure would give more information:
> 
> Add the following line to the top of the file
> /usr/lib/pm-utils/pm-functions.
> 
> export PM_DEBUG=true
> 
> Then suspend with:
> 
> echo 1 > /sys/power/pm_trace
> echo mem > /sys/power/state

Hmm....I do not have a pm_trace

root@Silberkiste:~# ls -l /sys/power/
insgesamt 0
-rw-r--r-- 1 root root 4096 Dez 29 23:19 disk
-rw-r--r-- 1 root root 4096 Dez 30 00:04 image_size
-rw-r--r-- 1 root root 4096 Dez 30 00:04 pm_async
-rw-r--r-- 1 root root 4096 Dez 30 00:04 pm_freeze_timeout
-rw-r--r-- 1 root root 4096 Dez 30 00:04 pm_print_times
-rw-r--r-- 1 root root 4096 Dez 30 00:04 pm_test
-rw-r--r-- 1 root root 4096 Dez 30 00:04 reserved_size
-rw-r--r-- 1 root root 4096 Dez 29 23:19 resume
-rw-r--r-- 1 root root 4096 Dez 29 23:19 state
-rw-r--r-- 1 root root 4096 Dez 30 00:04 wakeup_count
root@Silberkiste:~# 

There is a similar bug report already for an older kernel, but that seems to 
be fixed (?)

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=638264

> Post dmesg and the contents of /var/log/pm-suspend.log.
> 
> Have you tried disabling the mac80211 module?

Can you tell how I unload a module for suspend or if

http://superuser.com/questions/620201/how-to-force-ubuntu-debian-mint-to-unload-modules-at-suspend-to-disk

also applies to systemd?

Thanks,
Rainer