Re: 3.12: kernel panic when resuming from suspend to RAM (x86_64)

Borislav Petkov
2013-11-24T13:31:15Z

On Sun, Nov 24, 2013 at 10:39:20AM +0100, Francis Moreau wrote:
> This looks like it was a good idea.
>
> The kernel now outputs the following traces after resuming.
>
> [ 26.973928] WARNING: CPU: 0 PID: 4 at lib/debugobjects.c:260
> debug_print_object+0x83/0xa0()
> [ 26.973932] ODEBUG: free active (active state 0) object type:
> timer_list hint: delayed_work_timer_fn+0x0/0x20

Just a stab in the dark, does the below fix it?

--
diff --git a/drivers/mfd/rtsx_pcr.c b/drivers/mfd/rtsx_pcr.c
index 11e20afbdcac..e65a12dd6e20 100644
--- a/drivers/mfd/rtsx_pcr.c
+++ b/drivers/mfd/rtsx_pcr.c
@@ -1228,8 +1228,8 @@ static void rtsx_pci_remove(struct pci_dev *pcidev)

pcr->remove_pci = true;

- cancel_delayed_work(&pcr->carddet_work);
- cancel_delayed_work(&pcr->idle_work);
+ cancel_delayed_work_sync(&pcr->carddet_work);
+ cancel_delayed_work_sync(&pcr->idle_work);

mfd_remove_devices(&pcidev->dev);

--
Regards/Gruss,
Boris.

Sent from a fat crate under my desk. Formatting is fine.
--