Messages in this thread | | | From | "Rafael J. Wysocki" <> | Subject | Re: [linux-pm] Help needed: Resume problems in 2.6.32-rc, perhaps related to preempt_count leakage in keventd | Date | Mon, 9 Nov 2009 21:48:03 +0100 |
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On Monday 09 November 2009, Alan Stern wrote: > On Mon, 9 Nov 2009, Rafael J. Wysocki wrote: > > > Still, RIP always points to list_del_init(cwq->worklist.next); in > > run_workqueue(). > > Use a big hammer: Create a new global variable, set it to 1 while > resuming and back to 0 after the tasks have been thawed. While the > variable is nonzero, print in the log the list pointers in > cwq->worklist just before executing the list_del_init(). Maybe also > print some other interesting information about cwq.
I've just sent a message containing full call trace.
It shows the problem is a general protection fault that happens _after_ we've thawed tasks.
Thanks, Rafael
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