(XEN) *** Building a PVH Dom0 ***
(XEN) Triggering NMI on APIC ID 0
(XEN) Uhhuh. NMI received for unknown reason 2c.
(XEN) Do you have a strange power saving mode enabled?
(XEN) ----[ Xen-4.12-unstable  x86_64  debug=y   Not tainted ]----
(XEN) RIP:    e008:[<ffff82d08023b0c2>] _spin_lock+0x1e/0x5c
(XEN) RFLAGS: 0000000000000006   CONTEXT: hypervisor
(XEN) rax: 00000000030a030a   rbx: ffff82d080817800   rcx: 0000000000000000
(XEN) rdx: 0000000000000001   rsi: 0000000000000001   rdi: ffff82d080817806
(XEN) rbp: ffff82d080827808   rsp: ffff82d0808277f8   r8:  ffff83081bc28000
(XEN) r9:  0000000000000030   r10: 0000000000000000   r11: 0000000000000010
(XEN) r12: 0000000000000000   r13: ffff82d080817780   r14: ffff82d080817800
(XEN) r15: 0000000000000292   cr0: 000000008005003b   cr4: 00000000001526e0
(XEN) cr3: 00000000be616000   cr2: 0000000000000000
(XEN) fsb: 0000000000000000   gsb: 0000000000000000   gss: 0000000000000000
(XEN) ds: 0000   es: 0000   fs: 0000   gs: 0000   ss: 0000   cs: e008

(XEN) Xen code around <ffff82d08023b0c2> (_spin_lock+0x1e/0x5c):
(XEN)  00 00 01 00 f0 0f c1 03 <89> c2 c1 e8 10 66 8b 33 66 39 c6 74 12 48 89 d9

(XEN) Xen stack trace from rsp=ffff82d0808277f8:
(XEN)    ffff82d080827858 0000000000000296 ffff82d080827828 ffff82d08023b126
(XEN)    ffff82d080827868 0000000000000000 ffff82d080827858 ffff82d080253789
(XEN)    000000000000004e ffff82d0808279b8 ffff82d080250a89 ffff82d0808279b8
(XEN)    ffff82d080827868 ffff82d08025056e ffff82d080827888 ffff82d080216fae
(XEN)    ffff82d0808279b8 000000000000004e ffff82d080827898 ffff82d08025036a
(XEN)    ffff82d0808278b8 ffff82d080250aeb ffff82d080817780 ffff82d0808177f8
(XEN)    ffff82d080827908 ffff82d080252fcb ffff82d080380969 4eff82d08038095d
(XEN)    ffff82d080380969 ffff82d08093c7a0 ffff82d080817780 ffff82d0808279b8
(XEN)    0000000000000000 ffff82d0802514d8 ffff82d080827938 ffff82d080251af9
(XEN)    ffff82d080380969 ffff82d0808279b8 ffff82d080251a9a ffff82d0802514d8
(XEN)    ffff82d0808279a8 ffff82d0802a87e3 ffff82d080380969 ffff82d0802514da
(XEN)    ffff82d080380969 ffff82d08038095d ffff82d080380969 0b0f82d08038095d
(XEN)    ffff82d080380969 ffff8300c03fe000 0000000000000000 0000000000000000
(XEN)    ffff82d080827fff 0000000000000000 00007d2f7f7d8627 ffff82d080380a2d
(XEN)    ffff82d08093bc00 00000005c8c55821 ffff82d080817780 ffff82d0802514bb
(XEN)    ffff82d080827a60 ffff82d08095f300 0000000000000002 0000000601d38f5d
(XEN)    0000001a9b8e17db ffff82d08095c1c0 ffff82d08095f3a8 0000000000000002
(XEN)    0000000000000000 ffff82d08093c808 ffff82d080817780 0000000600000000
(XEN)    ffff82d0802514d8 000000000000e008 0000000000010286 ffff82d080827a60
(XEN)    0000000000000000 ffff82d080827a90 ffff82d08023df14 0000000000000010

(XEN) Xen call trace:
(XEN)    [<ffff82d08023b0c2>] _spin_lock+0x1e/0x5c
(XEN)    [<ffff82d08023b126>] _spin_lock_irqsave+0x11/0x1b
(XEN)    [<ffff82d080253789>] serial_end_log_everything+0x37/0x5d
(XEN)    [<ffff82d08025056e>] console_end_log_everything+0xf/0x18
(XEN)    [<ffff82d080216fae>] handle_keypress+0x93/0xc9
(XEN)    [<ffff82d08025036a>] console.c#__serial_rx+0x4f/0x51
(XEN)    [<ffff82d080250aeb>] console.c#serial_rx+0x62/0x8c
(XEN)    [<ffff82d080252fcb>] serial_rx_interrupt+0x60/0xb2
(XEN)    [<ffff82d080251af9>] ns16550.c#__ns16550_poll+0x5f/0xae
(XEN)    [<ffff82d0802a87e3>] do_invalid_op+0x2b4/0x384
(XEN)    [<ffff82d080380a2d>] x86_64/entry.S#handle_exception_saved+0x68/0x94
(XEN)    [<ffff82d0802514d8>] ns16550.c#ns16550_poll+0x1d/0x21
(XEN)    [<ffff82d08023df14>] timer.c#execute_timer+0x49/0x64
(XEN)    [<ffff82d08023df9c>] timer.c#timer_softirq_action+0x6d/0x242
(XEN)    [<ffff82d08023a7a5>] softirq.c#__do_softirq+0x78/0x9a
(XEN)    [<ffff82d08023a7fa>] process_pending_softirqs+0x33/0x37
(XEN)    [<ffff82d080613cbd>] pci.c#_setup_hwdom_pci_devices+0x130/0x14b
(XEN)    [<ffff82d08025b22d>] pci.c#pci_segments_iterate+0x43/0x69
(XEN)    [<ffff82d080613f93>] setup_hwdom_pci_devices+0x25/0x2c
(XEN)    [<ffff82d080613fd3>] iommu.c#intel_iommu_hwdom_init+0x39/0x17d
(XEN)    [<ffff82d0806135bb>] iommu_hwdom_init+0x1b5/0x1d0
(XEN)    [<ffff82d080631162>] dom0_construct_pvh+0x4a/0x1132
(XEN)    [<ffff82d0806381e3>] construct_dom0+0x8c/0xcc
(XEN)    [<ffff82d080628003>] __start_xen+0x21bf/0x26ed

(XEN) ****************************************
(XEN) Panic on CPU 0:
(XEN) FATAL TRAP: vector = 2 (nmi)
(XEN) [error_code=0000] , IN INTERRUPT CONTEXT
(XEN) ****************************************