[Bug 592780] [NEW] [Lucid] kernel suspend + resume works only once, 2nd timesystem freezes

ingo ingo.steiner at gmx.net
Fri Jun 11 18:19:23 UTC 2010


Public bug reported:

kernel suspend and resume only works once, second suspend resultz in freezing with power consumption 15 watts up.
This works perfect in Hardy with kernel 2.6.24 (all versions).

Hardware (very reliable since years):
MoBo: ASUS M2N-E with Athlon64-X2 and 6GB of ECC-RAM.

I do attach here /var/log/messages as obtained with following steps
17:49    boot
17:51    pm-suspend (ok)
17:53    resume (ok)
17:55    pm-suspend fails, PC freezes, power consumption 15 watts up, monitor ist off. Even can't log in from remote by ssh.
17:57    resume impossible, RESET button pressed (the only way to recover)

I also do attach "pm-suspend.log" and output from "dmidecode".

Probably worth to mention, how I got it work in Hardy:
1. unload and reload modules for suspend: "ehci-hcd ohci-hcd ivtv"
2. stop and resume before/after suspend  "apcupsd" daemon listening on one USB-port for my UPS.

I did apply the same settings also to Lucid - except I cannot unload the
"ehci-hcd" and "ohci-hcd" modules, as they are compiled into the kernel.

I also tried with mainline kernels 2.6.33 and 2.6.34 without any
difference.

** Affects: linux (Ubuntu)
     Importance: Undecided
         Status: New

-- 
[Lucid] kernel suspend + resume works only once, 2nd timesystem freezes
https://bugs.launchpad.net/bugs/592780
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