>> NetBSD/x86 EFI Boot (x64), Revision 1.1 (Thu Aug 20 16:16:33 UTC 2020) (from NetBSD
 9.0_STABLE)
>> Memory: 640/2105276 k

     1. Boot normally
     2. Boot single user
     3. Drop to boot prompt

Choose an option; RETURN for default; SPACE to stop countdown.
Option 1 will be chosen in 3 seconds. 0 seconds.     
type "?" or "help" for help.
> consdev com0,0

>> NetBSD/x86 EFI Boot (x64), Revision 1.1 (Thu Aug 20 16:16:33 UTC 2020) (from NetBSD
 9.0_STABLE)
>> Memory: 640/2105276 k
> 
> boot
command(s): rndseed /var/db/entropy-file;boot
default boot twice, skipping...
18461904+668160+1428992 [868939+1251264+893117]=0x16e0478
WARNING: couldn't open /var/db/entropy-file
Loading /stand/amd64/9.0/modules/cd9660/cd9660.kmod  
WARNING: 1 module failed to load
[   1.0000000] Copyright (c) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
[   1.0000000]     2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017,
[   1.0000000]     2018, 2019, 2020 The NetBSD Foundation, Inc.  All rights reserved.
[   1.0000000] Copyright (c) 1982, 1986, 1989, 1991, 1993
[   1.0000000]     The Regents of the University of California.  All rights reserved.

[   1.0000000] NetBSD 9.0_STABLE (GENERIC) #0: Thu Aug 20 16:16:33 UTC 2020
[   1.0000000]  mkrepro@mkrepro.NetBSD.org:/usr/src/sys/arch/amd64/compile/GENERIC
[   1.0000000] total memory = 2042 MB
[   1.0000000] avail memory = 1982 MB
[   1.0000000] WARNING: module error: module `cd9660' pushed by boot loader already exists
[   1.0000000] cpu_rng: RDSEED
[   1.0000000] running cgd selftest aes-xts-256 aes-xts-512 done
[   1.0000030] efi: systbl at pa 7f9ee018
[   1.0000030] mainbus0 (root)
[   1.0000030] ACPI: RSDP 0x000000007FB7E014 000024 (v02 BOCHS )
[   1.0000030] ACPI: XSDT 0x000000007FB7D0E8 000054 (v01 BOCHS  BXPCFACP 00000001      01000013)
[   1.0000030] ACPI: FACP 0x000000007FB7A000 0000F4 (v03 BOCHS  BXPCFACP 00000001 BXPC 00000001)
[   1.0000030] ACPI: DSDT 0x000000007FB7B000 001F64 (v01 BOCHS  BXPCDSDT 00000001 BXPC 00000001)
[   1.0000030] ACPI: FACS 0x000000007FBDC000 000040
[   1.0000030] ACPI: APIC 0x000000007FB79000 000080 (v01 BOCHS  BXPCAPIC 00000001 BXPC 00000001)
[   1.0000030] ACPI: SSDT 0x000000007FB78000 0000CA (v01 BOCHS  VMGENID  00000001 BXPC 00000001)
[   1.0000030] ACPI: HPET 0x000000007FB77000 000038 (v01 BOCHS  BXPCHPET 00000001 BXPC 00000001)
[   1.0000030] ACPI: MCFG 0x000000007FB76000 00003C (v01 BOCHS  BXPCMCFG 00000001 BXPC 00000001)
[   1.0000030] ACPI: BGRT 0x000000007FB75000 000038 (v01 INTEL  EDK2     00000002      01000013)
[   1.0000030] ACPI: 2 ACPI AML tables successfully acquired and loaded
[   1.0000030] ioapic0 at mainbus0 apid 0
[   1.0000030] cpu0 at mainbus0 apid 0
[   1.0000030] cpu0: Intel(R) Core(TM) i7-10710U CPU @ 1.10GHz, id 0xa0660
[   1.0000030] cpu0: package 0, core 0, smt 0
[   1.0000030] cpu1 at mainbus0 apid 1
[   1.0000030] cpu1: Intel(R) Core(TM) i7-10710U CPU @ 1.10GHz, id 0xa0660
[   1.0000030] cpu1: package 0, core 1, smt 0
[   1.0000030] acpi0 at mainbus0: Intel ACPICA 20190405
[   1.0000030] acpi0: fixed power button present
[   1.0110097] hpet0 at acpi0: high precision event timer (mem 0xfed00000-0xfed00400)
[   1.0119165] pckbc1 at acpi0 (KBD, PNP0303) (kbd port): io 0x60,0x64 irq 1
[   1.0119165] pckbc2 at acpi0 (MOU, PNP0F13) (aux port): irq 12
[   1.0119165] COM1 (PNP0501) at acpi0 not configured
[   1.0119165] qemufwcfg0 at acpi0 (FWCF, QEMU0002): io 0x510-0x51b
[   1.0119165] VGEN (QEMUVGID) at acpi0 not configured
[   1.0119165] ACPI: Enabled 2 GPEs in block 00 to 3F
[   1.0119165] pckbd0 at pckbc1 (kbd slot)
[   1.0119165] pckbc1: using irq 1 for kbd slot
[   1.0119165] wskbd0 at pckbd0 mux 1
[   1.0119165] pms0 at pckbc1 (aux slot)
[   1.0119165] pckbc1: using irq 12 for aux slot
[   1.0119165] wsmouse0 at pms0 mux 0
[   1.0119165] pci0 at mainbus0 bus 0: configuration mode 1
[   1.0119165] pchb0 at pci0 dev 0 function 0: vendor 8086 product 29c0 (rev. 0x00)
[   1.0119165] agp0 at pchb0: can't find internal VGA config space
[   1.0119165] genfb0 at pci0 dev 1 function 0: vendor 1234 product 1111 (rev. 0x02)
[   1.0119165] wsdisplay0 at genfb0 kbdmux 1
[   1.0119165] drm at genfb0 not configured
[   1.0119165] uhci0 at pci0 dev 26 function 0: vendor 8086 product 2937 (rev. 0x03)
[   1.0119165] uhci0: interrupting at ioapic0 pin 16
[   1.0119165] usb0 at uhci0: USB revision 1.0
[   1.0119165] uhci1 at pci0 dev 26 function 1: vendor 8086 product 2938 (rev. 0x03)
[   1.0119165] uhci1: interrupting at ioapic0 pin 17
[   1.0119165] usb1 at uhci1: USB revision 1.0
[   1.0119165] uhci2 at pci0 dev 26 function 2: vendor 8086 product 2939 (rev. 0x03)
[   1.0119165] uhci2: interrupting at ioapic0 pin 18
[   1.0119165] usb2 at uhci2: USB revision 1.0
[   1.0119165] ehci0 at pci0 dev 26 function 7: vendor 8086 product 293c (rev. 0x03)
[   1.0119165] ehci0: interrupting at ioapic0 pin 19
[   1.0119165] ehci0: 3 companion controllers, 2 ports each: uhci0 uhci1 uhci2
[   1.0119165] usb3 at ehci0: USB revision 2.0
[   1.0119165] hdaudio0 at pci0 dev 27 function 0: HD Audio Controller
[   1.0119165] hdaudio0: interrupting at msi0 vec 0
[   1.0119165] hdaudio0: no codecs found
[   1.0119165] hdaudio0: device driver failed to attach
[   1.0119165] ppb0 at pci0 dev 28 function 0: vendor 1b36 product 000c (rev. 0x00)
[   1.0119165] ppb0: PCI Express capability version 2 <Root Port of PCI-E Root Complex> x32 @ 16.0GT/s
[   1.0119165] pci1 at ppb0 bus 1
[   1.0119165] ppb1 at pci0 dev 28 function 1: vendor 1b36 product 000c (rev. 0x00)
[   1.0119165] ppb1: PCI Express capability version 2 <Root Port of PCI-E Root Complex> x32 @ 16.0GT/s
[   1.0119165] pci2 at ppb1 bus 2
[   1.0119165] ppb2 at pci0 dev 28 function 2: vendor 1b36 product 000c (rev. 0x00)
[   1.0119165] ppb2: PCI Express capability version 2 <Root Port of PCI-E Root Complex> x32 @ 16.0GT/s
[   1.0119165] pci3 at ppb2 bus 3
[   1.0119165] ppb3 at pci0 dev 28 function 3: vendor 1b36 product 000c (rev. 0x00)
[   1.0119165] ppb3: PCI Express capability version 2 <Root Port of PCI-E Root Complex> x32 @ 16.0GT/s
[   1.0119165] pci4 at ppb3 bus 4
[   1.0119165] uhci3 at pci0 dev 29 function 0: vendor 8086 product 2934 (rev. 0x03)
[   1.0119165] uhci3: interrupting at ioapic0 pin 16
[   1.0119165] usb4 at uhci3: USB revision 1.0
[   1.0119165] uhci4 at pci0 dev 29 function 1: vendor 8086 product 2935 (rev. 0x03)
[   1.0119165] uhci4: interrupting at ioapic0 pin 17
[   1.0119165] usb5 at uhci4: USB revision 1.0
[   1.0119165] uhci5 at pci0 dev 29 function 2: vendor 8086 product 2936 (rev. 0x03)
[   1.0119165] uhci5: interrupting at ioapic0 pin 18
[   1.0119165] usb6 at uhci5: USB revision 1.0
[   1.0119165] ehci1 at pci0 dev 29 function 7: vendor 8086 product 293a (rev. 0x03)
[   1.0119165] ehci1: interrupting at ioapic0 pin 19
[   1.0119165] ehci1: 3 companion controllers, 2 ports each: uhci3 uhci4 uhci5
[   1.0119165] usb7 at ehci1: USB revision 2.0
[   1.0119165] ppb4 at pci0 dev 30 function 0: vendor 8086 product 244e (rev. 0x92)
[   1.0119165] pci5 at ppb4 bus 5
[   1.0119165] ppb5 at pci5 dev 1 function 0: vendor 1b36 product 0001 (rev. 0x00)
[   1.0119165] pci6 at ppb5 bus 6
[   1.0119165] virtio0 at pci6 dev 5 function 0
[   1.0119165] virtio0: Virtio SCSI Device (rev. 0x00)
[   1.0119165] vioscsi0 at virtio0: Features: 0x10000000<INDIRECT_DESC>
[   1.0119165] vioscsi0: cmd_per_lun 128 qsize 256 seg_max 254 max_target 255 max_lun 16383
[   1.0119165] virtio0: config interrupting at msix0 vec 0
[   1.0119165] virtio0: queues interrupting at msix0 vec 1
[   1.0119165] scsibus0 at vioscsi0: 16 targets, 1024 luns per target
[   1.0119165] virtio1 at pci6 dev 18 function 0
[   1.0119165] virtio1: Virtio Network Device (rev. 0x00)
[   1.0119165] vioif0 at virtio1: Features: 0x11070020<INDIRECT_DESC,NOTIFY_ON_EMPTY,CTRL_RX,CTRL_VQ,STATUS,MAC>
[   1.0119165] vioif0: Ethernet address ae:d4:bf:0b:7c:f7
[   1.0119165] virtio1: config interrupting at msix1 vec 0
[   1.0119165] virtio1: queues interrupting at msix1 vec 1
[   1.0119165] ppb6 at pci5 dev 2 function 0: vendor 1b36 product 0001 (rev. 0x00)
[   1.0119165] pci7 at ppb6 bus 7
[   1.0119165] virtio2 at pci7 dev 29 function 0
[   1.0119165] virtio2: Virtio Entropy Device (rev. 0x00)
[   1.0119165] viornd0 at virtio2: Features: 0x10000000<INDIRECT_DESC>
[   1.0119165] virtio2: interrupting at ioapic0 pin 23
[   1.0119165] ppb7 at pci5 dev 3 function 0: vendor 1b36 product 0001 (rev. 0x00)
[   1.0119165] pci8 at ppb7 bus 8
[   1.0119165] ppb8 at pci5 dev 4 function 0: vendor 1b36 product 0001 (rev. 0x00)
[   1.0119165] pci9 at ppb8 bus 9
[   1.0119165] ichlpcib0 at pci0 dev 31 function 0: vendor 8086 product 2918 (rev. 0x02)
[   1.0119165] ichlpcib0: 24-bit timer
[   1.0119165] tco0 at ichlpcib0: TCO (watchdog) timer configured.
[   1.0119165] ahcisata0 at pci0 dev 31 function 2: vendor 8086 product 2922 (rev. 0x02)
[   1.0119165] ahcisata0: AHCI revision 1.0, 6 ports, 32 slots, CAP 0xc0141f05<SAM,ISS=0x1=Gen1,SNCQ,S64A>
[   1.0119165] ahcisata0: interrupting at msi2 vec 0
[   1.0119165] atabus0 at ahcisata0 channel 0
[   1.0119165] atabus1 at ahcisata0 channel 1
[   1.0119165] atabus2 at ahcisata0 channel 2
[   1.0119165] atabus3 at ahcisata0 channel 3
[   1.0119165] atabus4 at ahcisata0 channel 4
[   1.0119165] atabus5 at ahcisata0 channel 5
[   1.0119165] ichsmb0 at pci0 dev 31 function 3: vendor 8086 product 2930 (rev. 0x02)
[   1.0119165] ichsmb0: SMBus disabled
[   1.0119165] isa0 at ichlpcib0
[   1.0119165] com0 at isa0 port 0x3f8-0x3ff irq 4: ns16550a, working fifo
[   1.0119165] com0: console
[   1.0119165] attimer0 at isa0 port 0x40-0x43
[   1.0119165] pcppi0 at isa0 port 0x61
[   1.0119165] spkr0 at pcppi0: PC Speaker
[   1.0119165] wsbell at spkr0 not configured
[   1.0119165] midi0 at pcppi0: PC speaker
[   1.0119165] sysbeep0 at pcppi0
[   1.0119165] attimer0: attached to pcppi0
[   1.0119165] acpicpu0 at cpu0: ACPI CPU
[   1.0119165] acpicpu1 at cpu1: ACPI CPU
[   1.1339771] sd0 at scsibus0 target 0 lun 0: <QEMU, QEMU HARDDISK, 2.5+> disk fixed
[   1.1339771] sd0: 32768 MB, 16383 cyl, 16 head, 256 sec, 512 bytes/sect x 67108864 sectors
[   1.1339771] sd0: async, 8-bit transfers, tagged queueing
[   1.1339771] uvm_fault(0xffffffff81585aa0, 0xffffa26e1a408000, 2) -> e
[   1.1339771] fatal page fault in supervisor mode
[   1.1339771] trap type 6 code 0x3 rip 0xffffffff8020985e cs 0x8 rflags 0x10246 cr2 0xffffa26e1a408000 ilevel 0 rsp 0xffffad0043a72f70
[   1.1339771] curlwp 0xffffa26e98912040 pid 0.2 lowest kstack 0xffffad0043a702c0
kernel: page fault trap, code=0
Stopped in pid 0.2 (system) at  netbsd:sse2_idlezero_page+0x1e:
db{0}> 
db{0}> bt
sse2_idlezero_page() at netbsd:sse2_idlezero_page+0x1e
uvm_pageidlezero() at netbsd:uvm_pageidlezero+0x1ab
idle_loop() at netbsd:idle_loop+0x11a
db{0}>