No luck with 2.6.16-rc3. Slightly different messages, but still ACPI complaints about EC, battery status polling fails and the keyboard loses characters after resume. Full dmesg attached. Yu, Luming wrote: >> Subject: Fw: Compaq X1050 multiple suspend problems (ACPI, PS2) >> >> >> >> Begin forwarded message: >> >> Date: Sun, 12 Feb 2006 23:26:39 -0600 >> From: Robert Hancock >> To: linux-kernel >> Subject: Compaq X1050 multiple suspend problems (ACPI, PS2) >> >> >> The following is with a Compaq Presario X1050, Fedora Core 4 >> and Fedora >> kernel version 2.6.15-1.1831_FC4. >> >> I'm trying to get suspend working on this laptop. It kind of >> works with >> a script which does >> >> echo -n mem > /sys/power/state >> >> to do the suspend, with calls in the suspend/restore to use vbetool to >> save/restore the video state and re-POST the video after resume. >> However, the keyboard was behaving wonky after resume (losing >> characters) and ACPI seems unhappy. >> >> The full kernel output from boot, suspend and resume is attached. Note >> the "sleeping function called from invalid context" warning out of the >> ACPI code, the method execution failures in ACPI and synchronization >> errors from the psmouse and keyboard drivers. >> >> I can provide some further info or debugging tests if desired. >> > > Please try 2.6.16-rc3. There is a fix for : > > ACPI-0412: *** Error: Handler for [EmbeddedControl] returned AE_TIME >