[ 3742.440487] irq 16: nobody cared (try booting with the "irqpoll" option)
[ 3742.440516] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.10.120.gaia.78.xenpcibackdbg #4
[ 3742.440516] Hardware name: Gigabyte Technology Co., Ltd. C246N-WU2/C246N-WU2-CF, BIOS F1 10/02/2019
[ 3742.440517] Call Trace:
[ 3742.440518]  <IRQ>
[ 3742.440522]  dump_stack+0x6b/0x83
[ 3742.440524]  __report_bad_irq+0x30/0xa2
[ 3742.440525]  note_interrupt.cold+0xb/0x61
[ 3742.440527]  handle_irq_event+0x9f/0xb0
[ 3742.440528]  handle_fasteoi_irq+0x73/0x1c0
[ 3742.440529]  generic_handle_irq+0x42/0x50
[ 3742.440531]  __evtchn_fifo_handle_events+0x155/0x170
[ 3742.440533]  __xen_evtchn_do_upcall+0x61/0xa0
[ 3742.440535]  __xen_pv_evtchn_do_upcall+0x11/0x20
[ 3742.440536]  asm_call_irq_on_stack+0x12/0x20
[ 3742.440537]  </IRQ>
[ 3742.440538]  xen_pv_evtchn_do_upcall+0xa2/0xc0
[ 3742.440539]  exc_xen_hypervisor_callback+0x8/0x10
[ 3742.440540] RIP: e030:xen_hypercall_sched_op+0xa/0x20
[ 3742.440542] Code: 51 41 53 b8 1c 00 00 00 0f 05 41 5b 59 c3 cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc 51 41 53 b8 1d 00 00 00 0f 05 <41> 5b 59 c3 cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc
[ 3742.440542] RSP: e02b:ffffffff82403de0 EFLAGS: 00000246
[ 3742.440543] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff810023aa
[ 3742.440544] RDX: 0000000002d1a31a RSI: 0000000000000000 RDI: 0000000000000001
[ 3742.440544] RBP: ffffffff82415940 R08: 00000066a173b5fc R09: 000003676ebf842f
[ 3742.440545] R10: 00000000000340ee R11: 0000000000000246 R12: 0000000000000000
[ 3742.440545] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 3742.440546]  ? xen_hypercall_sched_op+0xa/0x20
[ 3742.440548]  ? xen_safe_halt+0xc/0x20
[ 3742.440549]  ? default_idle+0x5/0x10
[ 3742.440550]  ? default_idle_call+0x33/0xc0
[ 3742.440551]  ? do_idle+0x1e9/0x260
[ 3742.440553]  ? cpu_startup_entry+0x14/0x20
[ 3742.440555]  ? start_kernel+0x503/0x526
[ 3742.440556]  ? xen_start_kernel+0x60f/0x61b
[ 3742.440556]  ? startup_xen+0x3e/0x3e
[ 3742.440557] handlers:
[ 3742.440570] [<000000008e20908e>] i801_isr [i2c_i801]
[ 3742.440585] Disabling IRQ #16