Hi Geert > > I tried this patch, but It didn't use this printk(). > > Am I wrong ? > > > > ------------- > > diff --git a/drivers/regulator/da9210-regulator.c b/drivers/regulator/da9210-regulator.c > > index 01c0e37..85c1166 100644 > > --- a/drivers/regulator/da9210-regulator.c > > +++ b/drivers/regulator/da9210-regulator.c > > @@ -167,6 +167,8 @@ static irqreturn_t da9210_irq_handler(int irq, void *data) > > goto error_i2c; > > > > ret = IRQ_HANDLED; > > + } else if (val != handled) { > > + printk("---val %x : %x\n", val, handled); > > } > > That's what I meant. > Do you still see the "irq 311: nobody cared"? > Do you have the DA9210 driver enabled? My .config > grep DA9210 .config CONFIG_REGULATOR_DA9210=y My kernel log has this ... [ 2.624405] NET: Registered protocol family 17 [ 2.628934] Registering SWP/SWPB emulation handler => [ 2.634141] da9210 7-0068: I2C error : -6 [ 2.636604] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 2.636606] [drm] No driver support for vblan ... And Yes, I still have "irq 311: nobody cared" panic after few second from boot