On Thu, 2024-10-31 at 14:26 -0700, Bart Van Assche wrote: > The RTC update work involves runtime resuming the UFS controller. > Hence, > only start the RTC update work after runtime power management in the > UFS > driver has been fully initialized. This patch fixes the following > kernel > crash: > > Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP > Workqueue: events ufshcd_rtc_work > Call trace: > _raw_spin_lock_irqsave+0x34/0x8c (P) > pm_runtime_get_if_active+0x24/0x9c (L) > pm_runtime_get_if_active+0x24/0x9c > ufshcd_rtc_work+0x138/0x1b4 > process_one_work+0x148/0x288 > worker_thread+0x2cc/0x3d4 > kthread+0x110/0x114 > ret_from_fork+0x10/0x20 > > Reported-by: Neil Armstrong <neil.armstrong@xxxxxxxxxx> > Closes: > https://lore.kernel.org/linux-scsi/0c0bc528-fdc2-4106-bc99-f23ae377f6f5@xxxxxxxxxx/ > Fixes: 6bf999e0eb41 ("scsi: ufs: core: Add UFS RTC support") > Cc: Bean Huo <beanhuo@xxxxxxxxxx> > Cc: stable@xxxxxxxxxxxxxxx > Signed-off-by: Bart Van Assche <bvanassche@xxxxxxx> Reviewed-by: Bean Huo <beanhuo@xxxxxxxxxx>
