On Mon, Jun 21, 2010 at 21:24:08 +0200, Rafael J. Wysocki wrote: > On Monday, June 21, 2010, Tino Keitel wrote: > > Hi, > > > > this nasty bug did not appear after I enabled suspend debugging first, > > but now it did: > > > > 2010-06-20_22:40:31.22927 kern.info: usbcore: deregistering interface driver dvb_usb_vp7045 > > 2010-06-20_22:40:31.24960 kern.debug: usb 1-6: __pm_runtime_resume()! > > 2010-06-20_22:40:31.24968 kern.debug: usb 1-6: __pm_runtime_resume() returns 1! > > 2010-06-20_22:40:31.24969 kern.debug: PM: Removing info for No Bus:dvb0.frontend0 > > 2010-06-20_22:40:31.24971 kern.debug: PM: Removing info for No Bus:dvb0.net0 > > 2010-06-20_22:40:31.24972 kern.debug: PM: Removing info for No Bus:dvb0.demux0 > > 2010-06-20_22:40:31.24973 kern.debug: PM: Removing info for No Bus:dvb0.dvr0 > > 2010-06-20_22:40:31.24974 kern.info: dvb-usb: Twinhan USB2.0 DVB-T receiver (TwinhanDTV Alpha/MagicBox II) successfully deinitialized and disconnected. > > 2010-06-20_22:40:32.26675 kern.info: PM: Syncing filesystems ... done. > > 2010-06-20_22:40:32.39011 kern.debug: PM: Preparing system for mem sleep > > > > When I killed the suspend script which hung at the echo mem > > > /sys/power/state line, the computer suspended. After wakeup, the kernel > > log lines after the line above look like this: > > > > 2010-06-20_22:49:10.28745 kern.warn: Freezing user space processes ... (elapsed 0.02 seconds) done. > > 2010-06-20_22:49:10.28748 kern.warn: Freezing remaining freezable tasks ... (elapsed 0.01 seconds) done. > > 2010-06-20_22:49:10.28748 kern.debug: PM: Entering mem sleep > > 2010-06-20_22:49:10.28749 kern.warn: Suspending console(s) (use no_console_suspend to debug) > > > > I also attached the full kernel log since the boot. > > Hmm. It looks like a USB problem, then. Just FYI: The dvb-usb message is generated when the driver for the DVB-T USB receiver is unloaded. I unload it because I had issues after resume if I did not unload it. Regards, Tino _______________________________________________ linux-pm mailing list linux-pm@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linux-foundation.org/mailman/listinfo/linux-pm
