Suravee, On Wed, Nov 18 2020 at 17:29, Suravee Suthikulpanit wrote: > On 11/17/20 9:00 AM, Suravee Suthikulpanit wrote: > > I might need your help debugging this issue. I'm seeing the following error: > > [ 14.005937] irq 29, desc: 00000000d200500b, depth: 0, count: 0, unhandled: > 0 > [ 14.006234] ->handle_irq(): 00000000eab4b6eb, handle_bad_irq+0x0/0x230 > [ 14.006234] ->irq_data.chip(): 000000001cce6d6b, > intcapxt_controller+0x0/0x120 > [ 14.006234] ->action(): 0000000083bfd734 > [ 14.006234] ->action->handler(): 0000000094806345, > amd_iommu_int_handler+0x0/0x10 > [ 14.006234] unexpected IRQ trap at vector 1d > > Do you have any idea what might have gone wrong here?
Yes. This lacks setting up the low level flow handler. Delta patch below. Thanks, tglx --- --- a/drivers/iommu/amd/init.c +++ b/drivers/iommu/amd/init.c @@ -2033,6 +2033,7 @@ static int intcapxt_irqdomain_alloc(stru irqd->chip = &intcapxt_controller; irqd->chip_data = info->data; + __irq_set_handler(i, handle_edge_irq, 0, "edge"); } return ret;