On Wed, 23 May 2007, Rafael J. Wysocki wrote: > On Wednesday, 23 May 2007 09:48, Andrew Morton wrote: > > On Wed, 23 May 2007 00:42:33 -0700 Andrew Morton <[EMAIL PROTECTED]> wrote: > > > > > ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.22-rc2/2.6.22-rc2-mm1/ > > > > This is intermittently getting resume-from-RAM failures. It is not > > sufficiently repeatable to be able to bisect. > > > > [ 1381.119362] PM: Preparing system for mem sleep > > [ 2331.798452] Stopping tasks ... > > [ 2351.760431] Stopping kernel threads timed out after 20 seconds (2 tasks > > refusing to freeze): > > [ 2351.762385] ksuspend_usbd > > [ 2351.764374] khubd > > [ 2351.766338] Restarting tasks ... done. > > Hmm, that seems to be related to usb-fix-suspend-to-ram.patch (probably one of > the threads is waiting for a completion by some other thread that has been > frozen already).
Is it possible to get an Alt-SysRq-T stack trace during those 20 seconds? Knowing what those threads are waiting for would be a big help. Alan Stern ------------------------------------------------------------------------- This SF.net email is sponsored by DB2 Express Download DB2 Express C - the FREE version of DB2 express and take control of your XML. No limits. Just data. Click to get it now. http://sourceforge.net/powerbar/db2/ _______________________________________________ linux-usb-devel@lists.sourceforge.net To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-devel