As you can see in dmesg, it actually sees sd0, and it does not detach.
Instead, the device node just isn't in /dev, because the insaller does
create that on the fly. Since you are not using the installer, you
have to manually type cd /dev && sh MAKEDEV sd0
On Sat, Jun 01, 2019 at 09:08:58PM +0300, Maksym Sheremet wrote:
> There is a 6.5-current VM running with QEMU on linux host. Usually the
> VM is being updated to the latest snapshot once per 10 days. Everything
> was OK with with 2019-04-21 snapshot. The problem has been appeared
> since 2019-05-01 snapshot.
>
> The VM is installed on a dedicated drive with FDE. It is detected as sd0
> by bsd.rd booted from install65.iso. But once installer is started the
> drive disappears. Here is full output:
>
> >> OpenBSD/amd64 CDBOOT 3.43
> boot>
> cannot open cd0a:/etc/random.seed: No such file or directory
> booting cd0a:/6.5/amd64/bsd.rd: 3691345+1532928+3889096+0+598016
> [373454+128+451752+300829]=0xa58318
> entry point at 0xffffffff81001000
> Copyright (c) 1982, 1986, 1989, 1991, 1993
> The Regents of the University of California. All rights reserved.
> Copyright (c) 1995-2019 OpenBSD. All rights reserved.
> https://www.OpenBSD.org
>
> OpenBSD 6.5-current (RAMDISK_CD) #50: Fri May 31 20:22:49 MDT 2019
> deraadt@amd64.openbsd.org:/usr/src/sys/arch/amd64/compile/RAMDISK_CD
> real mem = 2130558976 (2031MB)
> avail mem = 2062069760 (1966MB)
> mainbus0 at root
> bios0 at mainbus0: SMBIOS rev. 2.8 @ 0xf5b10 (9 entries)
> bios0: vendor SeaBIOS version "1.12.0-20181126_142135-anatol"
> date 04/01/2014
> bios0: QEMU Standard PC (i440FX + PIIX, 1996)
> acpi0 at bios0: rev 0
> acpi0: tables DSDT FACP APIC
> acpimadt0 at acpi0 addr 0xfee00000: PC-AT compat
> cpu0 at mainbus0: apid 0 (boot processor)
> cpu0: QEMU Virtual CPU version 2.5+, 2295.00 MHz, 06-06-03
> cpu0:
> FPU,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,MMX,FXSR,SSE,SSE2,SSE3,CX16,x2APIC,HV,NXE,LONG,LAHF,MELTDOWN
> cpu0: 64KB 64b/line 2-way I-cache, 64KB 64b/line 2-way D-cache, 512KB
> 64b/line 16-way L2 cache
> cpu0: ITLB 255 4KB entries direct-mapped, 255 4MB entries direct-mapped
> cpu0: DTLB 255 4KB entries direct-mapped, 255 4MB entries direct-mapped
> cpu0: apic clock running at 1000MHz
> ioapic0 at mainbus0: apid 0 pa 0xfec00000, version 11, 24 pins
> acpiprt0 at acpi0: bus 0 (PCI0)
> acpicpu at acpi0 not configured
> "ACPI0006" at acpi0 not configured
> "PNP0A03" at acpi0 not configured
> acpicmos0 at acpi0
> "PNP0A06" at acpi0 not configured
> "PNP0A06" at acpi0 not configured
> "PNP0A06" at acpi0 not configured
> "QEMU0002" at acpi0 not configured
> "ACPI0010" at acpi0 not configured
> pvbus0 at mainbus0: KVM
> pci0 at mainbus0 bus 0
> pchb0 at pci0 dev 0 function 0 "Intel 82441FX" rev 0x02
> "Intel 82371SB ISA" rev 0x00 at pci0 dev 1 function 0 not configured
> pciide0 at pci0 dev 1 function 1 "Intel 82371SB IDE" rev 0x00: DMA,
> channel 0 wired to compatibility, channel 1 wired to compatibility
> pciide0: channel 0 disabled (no drives)
> pciide0: channel 1 disabled (no drives)
> uhci0 at pci0 dev 1 function 2 "Intel 82371SB USB" rev 0x01: apic 0
> int 11
> "Intel 82371AB Power" rev 0x03 at pci0 dev 1 function 3 not configured
> vga1 at pci0 dev 2 function 0 "Bochs VGA" rev 0x02
> vga1: aperture needed
> wsdisplay1 at vga1 mux 1: console (80x25, vt100 emulation)
> virtio0 at pci0 dev 3 function 0 "Qumranet Virtio Network" rev 0x00
> vio0 at virtio0: address 08:00:27:77:c1:d5
> virtio0: msix shared
> virtio1 at pci0 dev 5 function 0 "Qumranet Virtio Storage" rev 0x00
> vioblk0 at virtio1
> scsibus0 at vioblk0: 2 targets
> sd0 at scsibus0 targ 0 lun 0: <VirtIO, Block Device, > SCSI3 0/direct
> fixed
> sd0: 114473MB, 512 bytes/sector, 234441632 sectors
> virtio1: msix shared
> virtio2 at pci0 dev 6 function 0 "Qumranet Virtio Memory Balloon" rev
> 0x00
> virtio2: no matching child driver; not configured
> ahci0 at pci0 dev 7 function 0 "Intel 82801I AHCI" rev 0x02: apic 0
> int 11, AHCI 1.0
> ahci0: port 0: 1.5Gb/s
> scsibus1 at ahci0: 32 targets
> cd0 at scsibus1 targ 0 lun 0: <QEMU, QEMU DVD-ROM, 2.5+> ATAPI 5/cdrom
> removable
> usb0 at uhci0: USB revision 1.0
> uhub0 at usb0 configuration 1 interface 0 "Intel UHCI root hub" rev
> 1.00/1.00 addr 1
> isa0 at mainbus0
> com0 at isa0 port 0x3f8/8 irq 4: ns16550a, 16 byte fifo
> com0: console
> pckbc0 at isa0 port 0x60/5 irq 1 irq 12
> pckbd0 at pckbc0 (kbd slot)
> wskbd0 at pckbd0: console keyboard, using wsdisplay1
> softraid0 at root
> scsibus2 at softraid0: 256 targets
> root on rd0a swap on rd0b dump on rd0b
> erase ^?, werase ^W, kill ^U, intr ^C, status ^T
>
> Welcome to the OpenBSD/amd64 6.5 installation program.
> (I)nstall, (U)pgrade, (A)utoinstall or (S)hell? s
> # bioctl -c C -l /dev/sd0a softraid0
> bioctl: could not open /dev/sd0a: No such file or directory
> # ls /dev
> MAKEDEV cua01 klog rcd0c rrd0c rwd0g rwd0o ttyC0 wd0g wd0o
> bio diskmap kmem rd0a rst0 rwd0h rwd0p urandom wd0h wd0p
> bpf enrst0 ksyms rd0c rwd0a rwd0i stderr wd0a wd0i wskbd0
> bpf0 erst0 mem rfd0a rwd0b rwd0j stdin wd0b wd0j wskbd1
> cd0a fd0a nrst0 rfd0b rwd0c rwd0k stdout wd0c wd0k wskbd2
> cd0c fd0b null rfd0c rwd0d rwd0l tty wd0d wd0l xf86
> console fd0c random rfd0i rwd0e rwd0m tty00 wd0e wd0m zero
> cua00 fd0i rcd0a rrd0a rwd0f rwd0n tty01 wd0f wd0n
>
>
> Does anyone know the cause of this problem?
>
> Thanks.
>
> --
> MS
>
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