(switched to email. Please respond via emailed reply-to-all, not via the bugzilla web interface).
On Fri, 12 Sep 2008 02:42:03 -0700 (PDT) [EMAIL PROTECTED] wrote: > http://bugzilla.kernel.org/show_bug.cgi?id=11545 > > Summary: e1000e: Sometimes causes resume from suspend to RAM to > fail > Product: Drivers > Version: 2.5 > KernelVersion: 2.6.27-rc6 > Platform: All > OS/Version: Linux > Tree: Mainline > Status: NEW > Severity: normal > Priority: P1 > Component: Network > AssignedTo: [EMAIL PROTECTED] > ReportedBy: [EMAIL PROTECTED] > CC: [EMAIL PROTECTED] > > > Latest working kernel version: Unknown > Earliest failing kernel version: Unknown; first seen with 2.6.27-rc4 > Distribution: Debian > Hardware Environment: HP Compaq 2510p laptop > Software Environment: Debian unstable > > Problem Description: > Most of the time the laptop resumes perfectly from suspend, but sometimes > (about 1 in 5-10 times) it fails to resume fairly early (with the display > still > off). Only solution at that point is a hard power off. > > I've used pm_trace to try to find out the cause of the failure. That gave: > Magic number: 0:983:221 > hash matches drivers/base/power/main.c:350 > e1000e 0000:00:19.0: hash matches > rtc_cmos 00:06: setting system clock to 2020-12-11 09:12:26 UTC (1607677946) > > So it looks like the e1000e device or driver is the cause. > (Line 350 in power/main.c has 'TRACE_RESUME(0);'.) > > This was with e1000e compiled into the kernel (as I wanted to use netconsole > for another issue), but I've also seen the failure with e1000e modular. > I will now make e1000e modular again and unload it before suspending to see if > that makes resume stable. > > Note that the eth0 NIC is unused (no cable connected). I use the wireless NIC > instead. > > Suggestions how to do further tracing or instrumentation would be very > welcome. > ------------------------------------------------------------------------- This SF.Net email is sponsored by the Moblin Your Move Developer's challenge Build the coolest Linux based applications with Moblin SDK & win great prizes Grand prize is a trip for two to an Open Source event anywhere in the world http://moblin-contest.org/redirect.php?banner_id=100&url=/ _______________________________________________ E1000-devel mailing list E1000-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/e1000-devel
