Just to say that the latest snapshot,

        OpenBSD 6.6-current (GENERIC.MP) #7: Tue Feb 25 11:39:19 MST 2020

seems to have resoved the issue with the failure to mount the root
portition from this morning.

For completeness, I'm including a dmesg of this particular machine here:

OpenBSD 6.6-current (GENERIC.MP) #7: Tue Feb 25 11:39:19 MST 2020
    dera...@amd64.openbsd.org:/usr/src/sys/arch/amd64/compile/GENERIC.MP
real mem = 16377057280 (15618MB)
avail mem = 15868121088 (15133MB)
mpath0 at root
scsibus0 at mpath0: 256 targets
mainbus0 at root
bios0 at mainbus0: SMBIOS rev. 2.8 @ 0xaf054000 (65 entries)
bios0: vendor LENOVO version "N1FET63W (1.37 )" date 05/24/2018
bios0: LENOVO 20FB006AMS
acpi0 at bios0: ACPI 5.0
acpi0: sleep states S0 S3 S4 S5
acpi0: tables DSDT FACP TCPA SSDT SSDT TPM2 UEFI SSDT SSDT ECDT HPET APIC MCFG 
SSDT SSDT DBGP DBG2 BOOT BATB SLIC SSDT SSDT MSDM DMAR ASF! FPDT UEFI
acpi0: wakeup devices LID_(S4) SLPB(S3) IGBE(S4) EXP9(S4) XHCI(S3)
acpitimer0 at acpi0: 3579545 Hz, 24 bits
acpiec0 at acpi0
acpihpet0 at acpi0: 23999999 Hz
acpimadt0 at acpi0 addr 0xfee00000: PC-AT compat
cpu0 at mainbus0: apid 0 (boot processor)
cpu0: Intel(R) Core(TM) i7-6600U CPU @ 2.60GHz, 2495.21 MHz, 06-4e-03
cpu0: 
FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,VMX,SMX,EST,TM2,SSSE3,SDBG,FMA3,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,x2APIC,MOVBE,POPCNT,DEADLINE,AES,XSAVE,AVX,F16C,RDRAND,NXE,PAGE1GB,RDTSCP,LONG,LAHF,ABM,3DNOWP,PERF,ITSC,FSGSBASE,TSC_ADJUST,SGX,BMI1,HLE,AVX2,SMEP,BMI2,ERMS,INVPCID,RTM,MPX,RDSEED,ADX,SMAP,CLFLUSHOPT,PT,MD_CLEAR,TSXFA,IBRS,IBPB,STIBP,L1DF,SSBD,SENSOR,ARAT,XSAVEOPT,XSAVEC,XGETBV1,XSAVES,MELTDOWN
cpu0: 256KB 64b/line 8-way L2 cache
cpu0: smt 0, core 0, package 0
mtrr: Pentium Pro MTRR support, 10 var ranges, 88 fixed ranges
cpu0: apic clock running at 24MHz
cpu0: mwait min=64, max=64, C-substates=0.2.1.2.4.1.1.1, IBE
cpu1 at mainbus0: apid 2 (application processor)
cpu1: Intel(R) Core(TM) i7-6600U CPU @ 2.60GHz, 2494.20 MHz, 06-4e-03
cpu1: 
FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,VMX,SMX,EST,TM2,SSSE3,SDBG,FMA3,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,x2APIC,MOVBE,POPCNT,DEADLINE,AES,XSAVE,AVX,F16C,RDRAND,NXE,PAGE1GB,RDTSCP,LONG,LAHF,ABM,3DNOWP,PERF,ITSC,FSGSBASE,TSC_ADJUST,SGX,BMI1,HLE,AVX2,SMEP,BMI2,ERMS,INVPCID,RTM,MPX,RDSEED,ADX,SMAP,CLFLUSHOPT,PT,MD_CLEAR,TSXFA,IBRS,IBPB,STIBP,L1DF,SSBD,SENSOR,ARAT,XSAVEOPT,XSAVEC,XGETBV1,XSAVES,MELTDOWN
cpu1: 256KB 64b/line 8-way L2 cache
cpu1: smt 0, core 1, package 0
cpu2 at mainbus0: apid 1 (application processor)
cpu2: Intel(R) Core(TM) i7-6600U CPU @ 2.60GHz, 2494.20 MHz, 06-4e-03
cpu2: 
FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,VMX,SMX,EST,TM2,SSSE3,SDBG,FMA3,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,x2APIC,MOVBE,POPCNT,DEADLINE,AES,XSAVE,AVX,F16C,RDRAND,NXE,PAGE1GB,RDTSCP,LONG,LAHF,ABM,3DNOWP,PERF,ITSC,FSGSBASE,TSC_ADJUST,SGX,BMI1,HLE,AVX2,SMEP,BMI2,ERMS,INVPCID,RTM,MPX,RDSEED,ADX,SMAP,CLFLUSHOPT,PT,MD_CLEAR,TSXFA,IBRS,IBPB,STIBP,L1DF,SSBD,SENSOR,ARAT,XSAVEOPT,XSAVEC,XGETBV1,XSAVES,MELTDOWN
cpu2: 256KB 64b/line 8-way L2 cache
cpu2: smt 1, core 0, package 0
cpu3 at mainbus0: apid 3 (application processor)
cpu3: Intel(R) Core(TM) i7-6600U CPU @ 2.60GHz, 2494.19 MHz, 06-4e-03
cpu3: 
FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,VMX,SMX,EST,TM2,SSSE3,SDBG,FMA3,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,x2APIC,MOVBE,POPCNT,DEADLINE,AES,XSAVE,AVX,F16C,RDRAND,NXE,PAGE1GB,RDTSCP,LONG,LAHF,ABM,3DNOWP,PERF,ITSC,FSGSBASE,TSC_ADJUST,SGX,BMI1,HLE,AVX2,SMEP,BMI2,ERMS,INVPCID,RTM,MPX,RDSEED,ADX,SMAP,CLFLUSHOPT,PT,MD_CLEAR,TSXFA,IBRS,IBPB,STIBP,L1DF,SSBD,SENSOR,ARAT,XSAVEOPT,XSAVEC,XGETBV1,XSAVES,MELTDOWN
cpu3: 256KB 64b/line 8-way L2 cache
cpu3: smt 1, core 1, package 0
ioapic0 at mainbus0: apid 2 pa 0xfec00000, version 20, 120 pins
acpimcfg0 at acpi0
acpimcfg0: addr 0xf8000000, bus 0-63
acpiprt0 at acpi0: bus 0 (PCI0)
acpiprt1 at acpi0: bus -1 (PEG0)
acpiprt2 at acpi0: bus -1 (PEG1)
acpiprt3 at acpi0: bus -1 (PEG2)
acpiprt4 at acpi0: bus 2 (EXP1)
acpiprt5 at acpi0: bus 4 (EXP3)
acpiprt6 at acpi0: bus 5 (EXP5)
acpiprt7 at acpi0: bus -1 (EXP9)
acpicpu0 at acpi0: C3(200@1034 mwait.1@0x60), C2(200@151 mwait.1@0x33), 
C1(1000@1 mwait.1), PSS
acpicpu1 at acpi0: C3(200@1034 mwait.1@0x60), C2(200@151 mwait.1@0x33), 
C1(1000@1 mwait.1), PSS
acpicpu2 at acpi0: C3(200@1034 mwait.1@0x60), C2(200@151 mwait.1@0x33), 
C1(1000@1 mwait.1), PSS
acpicpu3 at acpi0: C3(200@1034 mwait.1@0x60), C2(200@151 mwait.1@0x33), 
C1(1000@1 mwait.1), PSS
acpipwrres0 at acpi0: PUBS, resource for XHCI
acpipwrres1 at acpi0: PG00, resource for PEG0
acpipwrres2 at acpi0: PG01, resource for PEG1
acpipwrres3 at acpi0: PG02, resource for PEG2
acpipwrres4 at acpi0: WRST
acpipwrres5 at acpi0: WRST
acpitz0 at acpi0: critical temperature is 128 degC
acpibtn0 at acpi0: LID_
acpibtn1 at acpi0: SLPB
acpipci0 at acpi0 PCI0: 0x00000000 0x00000011 0x00000001
acpicmos0 at acpi0
acpibat0 at acpi0: BAT0 model "00HW029" serial  1543 type LiP oem "SMP"
acpiac0 at acpi0: AC unit online
acpithinkpad0 at acpi0: version 1.0
"PNP0C60" at acpi0 not configured
"PNP0C14" at acpi0 not configured
"PNP0C14" at acpi0 not configured
"PNP0C14" at acpi0 not configured
"INT0E0C" at acpi0 not configured
"PNP0C14" at acpi0 not configured
"MSFT0101" at acpi0 not configured
acpivideo0 at acpi0: GFX0
acpivout0 at acpivideo0: DD1F
cpu0: using VERW MDS workaround (except on vmm entry)
cpu0: Enhanced SpeedStep 2495 MHz: speeds: 2701, 2700, 2600, 2500, 2300, 2100, 
1900, 1800, 1600, 1400, 1300, 1100, 800, 700, 600, 400 MHz
pci0 at mainbus0 bus 0
pchb0 at pci0 dev 0 function 0 "Intel Core 6G Host" rev 0x08
inteldrm0 at pci0 dev 2 function 0 "Intel HD Graphics 520" rev 0x07
drm0 at inteldrm0
inteldrm0: msi
"Intel Core GMM" rev 0x00 at pci0 dev 8 function 0 not configured
"Intel 100 Series ISH" rev 0x21 at pci0 dev 19 function 0 not configured
xhci0 at pci0 dev 20 function 0 "Intel 100 Series xHCI" rev 0x21: msi, xHCI 1.0
usb0 at xhci0: USB revision 3.0
uhub0 at usb0 configuration 1 interface 0 "Intel xHCI root hub" rev 3.00/1.00 
addr 1
pchtemp0 at pci0 dev 20 function 2 "Intel 100 Series Thermal" rev 0x21
"Intel 100 Series MEI" rev 0x21 at pci0 dev 22 function 0 not configured
ppb0 at pci0 dev 28 function 0 "Intel 100 Series PCIE" rev 0xf1: msi
pci1 at ppb0 bus 2
rtsx0 at pci1 dev 0 function 0 "Realtek RTS525A Card Reader" rev 0x01: msi
sdmmc0 at rtsx0: 4-bit, dma
ppb1 at pci0 dev 28 function 2 "Intel 100 Series PCIE" rev 0xf1: msi
pci2 at ppb1 bus 4
iwm0 at pci2 dev 0 function 0 "Intel Dual Band Wireless AC 8260" rev 0x3a, msi
ppb2 at pci0 dev 28 function 4 "Intel 100 Series PCIE" rev 0xf1: msi
pci3 at ppb2 bus 5
nvme0 at pci3 dev 0 function 0 vendor "Toshiba", unknown product 0x010f rev 
0x01: msix, NVMe 1.1
nvme0: THNSN5512GPU7 TOSHIBA, firmware 410557LA, serial 866S11MGTV8V
scsibus1 at nvme0: 2 targets, initiator 0
sd0 at scsibus1 targ 1 lun 0: <NVMe, THNSN5512GPU7 TO, 4105>
sd0: 488386MB, 512 bytes/sector, 1000215216 sectors
pcib0 at pci0 dev 31 function 0 "Intel 100 Series LPC" rev 0x21
"Intel 100 Series PMC" rev 0x21 at pci0 dev 31 function 2 not configured
azalia0 at pci0 dev 31 function 3 "Intel 100 Series HD Audio" rev 0x21: msi
azalia0: codecs: Conexant/0x5111, Intel/0x2809, using Conexant/0x5111
audio0 at azalia0
ichiic0 at pci0 dev 31 function 4 "Intel 100 Series SMBus" rev 0x21: apic 2 int 
16
iic0 at ichiic0
em0 at pci0 dev 31 function 6 "Intel I219-LM" rev 0x21: msi, address 
54:ee:75:ae:c8:9b
isa0 at pcib0
isadma0 at isa0
pckbc0 at isa0 port 0x60/5 irq 1 irq 12
pckbd0 at pckbc0 (kbd slot)
wskbd0 at pckbd0: console keyboard
pms0 at pckbc0 (aux slot)
wsmouse0 at pms0 mux 0
wsmouse1 at pms0 mux 0
pms0: Synaptics clickpad, firmware 8.2, 0x1e2b1 0x940300
pcppi0 at isa0 port 0x61
spkr0 at pcppi0
vmm0 at mainbus0: VMX/EPT
ugen0 at uhub0 port 7 "Intel Bluetooth" rev 2.00/0.01 addr 2
uvideo0 at uhub0 port 8 configuration 1 interface 0 "Azurewave Integrated 
Camera" rev 2.00/0.20 addr 3
video0 at uvideo0
ugen1 at uhub0 port 9 "Validity Sensors product 0x0090" rev 2.00/1.64 addr 4
vscsi0 at root
scsibus2 at vscsi0: 256 targets
softraid0 at root
scsibus3 at softraid0: 256 targets
root on sd0a (a09c7cd932f01b7d.a) swap on sd0b dump on sd0b
inteldrm0: 2560x1440, 32bpp
wsdisplay0 at inteldrm0 mux 1: console (std, vt100 emulation), using wskbd0
wsdisplay0: screen 1-5 added (std, vt100 emulation)
iwm0: hw rev 0x200, fw ver 34.0.1, address e4:a7:a0:0a:f4:97


Thanks,
Andreas


On Tue, Feb 25, 2020 at 03:15:18PM +0000, Stuart Henderson wrote:
> On 2020/02/25 16:08, Andreas Kusalananda Kähäri wrote:
> > On Tue, Feb 25, 2020 at 03:35:32PM +0100, Kusalananda Kähäri wrote:
> > > With the "6.6 GENERIC.MP#5 amd64" snapshot this morning (and also "#6"),
> > > my Lenovo X1 Carbon is unable to mount the root filesystem.  If I try
> > > to update from bsd.rd, I don't see any sd0 device files, even though
> > > /dev/sd0a is supposedly mounted on /mnt (trying to access or unmount
> > > /mnt results in an input/output error).
> > > 
> > > Upgrading from a previous ("#4") bsd.rd works, but results in a system
> > > that won't boot due to a panic ("panic: cannot find root vnode").
> > > 
> > > Screenshot at panic: 
> > > https://www.dropbox.com/s/wsh114a8ckxdtmd/IMG_20200225_152527.jpg?dl=0
> > > 
> > > I don't know how to get a dmesg out of the machine for the failing
> > > kernel other than as a series of photos.  I'll do that if neccessary.
> > > 
> > > Regards,
> > 
> > sd0a lives on an NVMe disk, which may be possibly be related:
> > 
> > https://www.dropbox.com/s/hzf6y3xx1q8wtl1/IMG_20200225_153239.jpg?dl=0
> > 
> > 
> > -- 
> > Andreas (Kusalananda) Kähäri
> > SciLifeLab, NBIS, ICM
> > Uppsala University, Sweden
> > 
> > .
> > 
> 
> There is an nvme diff in snaps, I have problems with it too.
> I'll write-up my bits on this thread too to keep it together.
> 
> In my case I have / on sata, /tmp and some other dirs on nvme -
> sysupgrade sees no disks (sd0 and sd1 attach ok) - if I boot the new
> kernel directly it passes fsck ("file system is clean; not checking"),
> mounting a filesystem from it succeeds, attempting to access data
> on that fs results in "Input/output error".
> 
> sc->sc_mdts is 8192
> 
> dumpregs:
> 
> nvme0: cap  0x00f000203c033fff
> nvme0:  mpsmax 27 (134217728)
> nvme0:  mpsmin 12 (4096)
> nvme0:  css 1
> nvme0:  nssrs 0
> nvme0:  dstrd 4
> nvme0:  to 30000 msec
> nvme0:  ams 1
> nvme0:  cqr 65536
> nvme0:  mqes 16384
> nvme0: vs   0x10200
> nvme0: cc   0x460001
> nvme0:  iocqes 4
> nvme0:  iosqes 6
> nvme0:  shn 0
> nvme0:  ams 0
> nvme0:  mps 12
> nvme0:  css 0
> nvme0:  en 1
> nvme0: csts 0x00000001
> nvme0: aqa  0x007f007f
> nvme0: asq  0x00000000d2fac000
> nvme0: acq  0x00000000d7ed4000
> 
>  5:0:0: Samsung SM961/PM961 NVMe
>       0x0000: Vendor ID: 144d, Product ID: a804
>       0x0004: Command: 0006, Status: 0010
>       0x0008: Class: 01 Mass Storage, Subclass: 08 NVM,
>               Interface: 02, Revision: 00
>       0x000c: BIST: 00, Header Type: 00, Latency Timer: 00,
>               Cache Line Size: 10
>       0x0010: BAR mem 64bit addr: 0x00000000f7c00000/0x00004000
>       0x0018: BAR empty (00000000)
>       0x001c: BAR empty (00000000)
>       0x0020: BAR empty (00000000)
>       0x0024: BAR empty (00000000)
>       0x0028: Cardbus CIS: 00000000
>       0x002c: Subsystem Vendor ID: 144d Product ID: a801
>       0x0030: Expansion ROM Base Address: 00000000
>       0x0038: 00000000
>       0x003c: Interrupt Pin: 01 Line: 0b Min Gnt: 00 Max Lat: 00
>       0x0040: Capability 0x01: Power Management
>               State: D0
>       0x0050: Capability 0x05: Message Signalled Interrupts (MSI)
>               Enabled: no
>       0x0070: Capability 0x10: PCI Express
>               Link Speed: 5.0 / 8.0 GT/s, Link Width: x4 / x4
>       0x0100: Enhanced Capability 0x01: Advanced Error Reporting
>       0x0148: Enhanced Capability 0x03: Device Serial Number
>               Serial Number: 0000000000000000
>       0x0158: Enhanced Capability 0x04: Power Budgeting
>       0x0168: Enhanced Capability 0x19: Secondary PCIe Capability
>       0x0188: Enhanced Capability 0x18: Latency Tolerance Reporting
>       0x0190: Enhanced Capability 0x1e: L1 PM
>       0x00b0: Capability 0x11: Extended Message Signalled Interrupts (MSI-X)
>               Enabled: yes; table size 33 (BAR 0:12288)
>       0x0000: a804144d 00100006 01080200 00000010
>       0x0010: f7c00004 00000000 00000000 00000000
>       0x0020: 00000000 00000000 00000000 a801144d
>       0x0030: 00000000 00000040 00000000 0000010b
>       0x0040: 00035001 00000008 00000000 00000000
>       0x0050: 008a7005 00000000 00000000 00000000
>       0x0060: 00000000 00000000 00000000 00000000
>       0x0070: 0002b010 17e88fc1 00192800 00477843
>       0x0080: 10420042 00000000 00000000 00000000
>       0x0090: 00000000 0000081f 00000400 0000000e
>       0x00a0: 00000003 00000000 00000000 00000000
>       0x00b0: 80200011 00003000 00002000 00000000
>       0x00c0: 00000000 00000000 00000000 00000000
>       0x00d0: 00000003 00000000 00000000 00000000
>       0x00e0: 00000000 00000000 00000000 00000000
>       0x00f0: 00000000 00000000 00000000 00000000
> 
> OpenBSD 6.6-current (GENERIC.MP) #12: Tue Feb 25 14:49:38 GMT 2020
>     r...@symphytum.spacehopper.org:/sys/arch/amd64/compile/GENERIC.MP
> real mem = 17067200512 (16276MB)
> avail mem = 16537362432 (15771MB)
> mpath0 at root
> scsibus0 at mpath0: 256 targets
> mainbus0 at root
> bios0 at mainbus0: SMBIOS rev. 2.7 @ 0xec400 (92 entries)
> bios0: vendor Dell Inc. version "A12" date 05/11/2017
> bios0: Dell Inc. PowerEdge T20
> acpi0 at bios0: ACPI 5.0
> acpi0: sleep states S0 S4 S5
> acpi0: tables DSDT FACP APIC FPDT SLIC LPIT SSDT SSDT SSDT HPET SSDT MCFG 
> SSDT ASF! DMAR
> acpi0: wakeup devices UAR1(S4) RP01(S4) PXSX(S4) RP02(S4) PXSX(S4) PXSX(S4) 
> RP05(S4) PXSX(S4) PXSX(S4) PXSX(S4) PXSX(S4) GLAN(S4) EHC1(S3) EHC2(S3) 
> XHC_(S4) HDEF(S4) [...]
> acpitimer0 at acpi0: 3579545 Hz, 24 bits
> acpimadt0 at acpi0 addr 0xfee00000: PC-AT compat
> cpu0 at mainbus0: apid 0 (boot processor)
> cpu0: Intel(R) Xeon(R) CPU E3-1225 v3 @ 3.20GHz, 3392.63 MHz, 06-3c-03
> cpu0: 
> FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,VMX,SMX,EST,TM2,SSSE3,SDBG,FMA3,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,x2APIC,MOVBE,POPCNT,DEADLINE,AES,XSAVE,AVX,F16C,RDRAND,NXE,PAGE1GB,RDTSCP,LONG,LAHF,ABM,PERF,ITSC,FSGSBASE,TSC_ADJUST,BMI1,AVX2,SMEP,BMI2,ERMS,INVPCID,MD_CLEAR,IBRS,IBPB,STIBP,L1DF,SSBD,SENSOR,ARAT,XSAVEOPT,MELTDOWN
> cpu0: 256KB 64b/line 8-way L2 cache
> cpu0: smt 0, core 0, package 0
> mtrr: Pentium Pro MTRR support, 10 var ranges, 88 fixed ranges
> cpu0: apic clock running at 99MHz
> cpu0: mwait min=64, max=64, C-substates=0.2.1.2.4, IBE
> cpu1 at mainbus0: apid 2 (application processor)
> cpu1: Intel(R) Xeon(R) CPU E3-1225 v3 @ 3.20GHz, 3392.16 MHz, 06-3c-03
> cpu1: 
> FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,VMX,SMX,EST,TM2,SSSE3,SDBG,FMA3,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,x2APIC,MOVBE,POPCNT,DEADLINE,AES,XSAVE,AVX,F16C,RDRAND,NXE,PAGE1GB,RDTSCP,LONG,LAHF,ABM,PERF,ITSC,FSGSBASE,TSC_ADJUST,BMI1,AVX2,SMEP,BMI2,ERMS,INVPCID,MD_CLEAR,IBRS,IBPB,STIBP,L1DF,SSBD,SENSOR,ARAT,XSAVEOPT,MELTDOWN
> cpu1: 256KB 64b/line 8-way L2 cache
> cpu1: smt 0, core 1, package 0
> cpu2 at mainbus0: apid 4 (application processor)
> cpu2: Intel(R) Xeon(R) CPU E3-1225 v3 @ 3.20GHz, 3392.15 MHz, 06-3c-03
> cpu2: 
> FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,VMX,SMX,EST,TM2,SSSE3,SDBG,FMA3,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,x2APIC,MOVBE,POPCNT,DEADLINE,AES,XSAVE,AVX,F16C,RDRAND,NXE,PAGE1GB,RDTSCP,LONG,LAHF,ABM,PERF,ITSC,FSGSBASE,TSC_ADJUST,BMI1,AVX2,SMEP,BMI2,ERMS,INVPCID,MD_CLEAR,IBRS,IBPB,STIBP,L1DF,SSBD,SENSOR,ARAT,XSAVEOPT,MELTDOWN
> cpu2: 256KB 64b/line 8-way L2 cache
> cpu2: smt 0, core 2, package 0
> cpu3 at mainbus0: apid 6 (application processor)
> cpu3: Intel(R) Xeon(R) CPU E3-1225 v3 @ 3.20GHz, 3392.15 MHz, 06-3c-03
> cpu3: 
> FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,VMX,SMX,EST,TM2,SSSE3,SDBG,FMA3,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,x2APIC,MOVBE,POPCNT,DEADLINE,AES,XSAVE,AVX,F16C,RDRAND,NXE,PAGE1GB,RDTSCP,LONG,LAHF,ABM,PERF,ITSC,FSGSBASE,TSC_ADJUST,BMI1,AVX2,SMEP,BMI2,ERMS,INVPCID,MD_CLEAR,IBRS,IBPB,STIBP,L1DF,SSBD,SENSOR,ARAT,XSAVEOPT,MELTDOWN
> cpu3: 256KB 64b/line 8-way L2 cache
> cpu3: smt 0, core 3, package 0
> ioapic0 at mainbus0: apid 8 pa 0xfec00000, version 20, 24 pins
> acpihpet0 at acpi0: 14318179 Hz
> acpimcfg0 at acpi0
> acpimcfg0: addr 0xf8000000, bus 0-63
> acpiprt0 at acpi0: bus 0 (PCI0)
> acpiprt1 at acpi0: bus 2 (RP01)
> acpiprt2 at acpi0: bus 3 (RP02)
> acpiprt3 at acpi0: bus 5 (RP05)
> acpiprt4 at acpi0: bus 1 (PEG0)
> acpiprt5 at acpi0: bus -1 (PEG1)
> acpiprt6 at acpi0: bus -1 (PEG2)
> acpiec0 at acpi0: not present
> acpicpu0 at acpi0: C2(200@148 mwait.1@0x33), C1(1000@1 mwait.1), PSS
> acpicpu1 at acpi0: C2(200@148 mwait.1@0x33), C1(1000@1 mwait.1), PSS
> acpicpu2 at acpi0: C2(200@148 mwait.1@0x33), C1(1000@1 mwait.1), PSS
> acpicpu3 at acpi0: C2(200@148 mwait.1@0x33), C1(1000@1 mwait.1), PSS
> acpitz0 at acpi0: critical temperature is 105 degC
> acpitz1 at acpi0: critical temperature is 105 degC
> acpipci0 at acpi0 PCI0: 0x00000000 0x00000011 0x00000001
> acpicmos0 at acpi0
> acpibtn0 at acpi0: PWRB
> "PNP0C14" at acpi0 not configured
> acpivideo0 at acpi0: GFX0
> acpivout0 at acpivideo0: DD1F
> cpu0: using VERW MDS workaround (except on vmm entry)
> cpu0: Enhanced SpeedStep 3392 MHz: speeds: 3201, 3200, 3000, 2900, 2700, 
> 2500, 2300, 2200, 2000, 1800, 1700, 1500, 1300, 1100, 1000, 800 MHz
> pci0 at mainbus0 bus 0
> pchb0 at pci0 dev 0 function 0 "Intel Xeon E3-1200 v3 Host" rev 0x06
> ppb0 at pci0 dev 1 function 0 "Intel Core 4G PCIE" rev 0x06: msi
> pci1 at ppb0 bus 1
> em0 at pci1 dev 0 function 0 "Intel 82572EI" rev 0x06: apic 8 int 16, address 
> 00:15:17:8e:79:85
> inteldrm0 at pci0 dev 2 function 0 "Intel HD Graphics P4600" rev 0x06
> drm0 at inteldrm0
> inteldrm0: msi
> xhci0 at pci0 dev 20 function 0 "Intel 8 Series xHCI" rev 0x04: msi, xHCI 1.0
> usb0 at xhci0: USB revision 3.0
> uhub0 at usb0 configuration 1 interface 0 "Intel xHCI root hub" rev 3.00/1.00 
> addr 1
> "Intel 8 Series MEI" rev 0x04 at pci0 dev 22 function 0 not configured
> puc0 at pci0 dev 22 function 3 "Intel 8 Series KT" rev 0x04: ports: 16 com
> com4 at puc0 port 0 apic 8 int 19: ns16550a, 16 byte fifo
> com4: probed fifo depth: 0 bytes
> em1 at pci0 dev 25 function 0 "Intel I217-LM" rev 0x04: msi, address 
> f8:b1:56:ac:32:76
> ehci0 at pci0 dev 26 function 0 "Intel 8 Series USB" rev 0x04: apic 8 int 16
> usb1 at ehci0: USB revision 2.0
> uhub1 at usb1 configuration 1 interface 0 "Intel EHCI root hub" rev 2.00/1.00 
> addr 1
> azalia0 at pci0 dev 27 function 0 "Intel 8 Series HD Audio" rev 0x04: msi
> azalia0: codecs: Realtek/0x0280
> audio0 at azalia0
> ppb1 at pci0 dev 28 function 0 "Intel 8 Series PCIE" rev 0xd4
> pci2 at ppb1 bus 2
> ppb2 at pci0 dev 28 function 1 "Intel 8 Series PCIE" rev 0xd4: msi
> pci3 at ppb2 bus 3
> ppb3 at pci3 dev 0 function 0 "TI XIO2001 PCIE-PCI" rev 0x00
> pci4 at ppb3 bus 4
> ppb4 at pci0 dev 28 function 4 "Intel 8 Series PCIE" rev 0xd4: msi
> pci5 at ppb4 bus 5
> nvme0 at pci5 dev 0 function 0 "Samsung SM961/PM961 NVMe" rev 0x00: msix, 
> NVMe 1.2
> nvme0: SAMSUNG MZVLW256HEHP-000L7, firmware 4L7QCXB7, serial S35ENX0J765205
> scsibus1 at nvme0: 2 targets, initiator 0
> sd0 at scsibus1 targ 1 lun 0: <NVMe, SAMSUNG MZVLW256, 4L7Q>
> sd0: 244198MB, 512 bytes/sector, 500118192 sectors
> ehci1 at pci0 dev 29 function 0 "Intel 8 Series USB" rev 0x04: apic 8 int 23
> usb2 at ehci1: USB revision 2.0
> uhub2 at usb2 configuration 1 interface 0 "Intel EHCI root hub" rev 2.00/1.00 
> addr 1
> pcib0 at pci0 dev 31 function 0 "Intel C226 LPC" rev 0x04
> ahci0 at pci0 dev 31 function 2 "Intel 8 Series AHCI" rev 0x04: msi, AHCI 1.3
> ahci0: port 0: 6.0Gb/s
> scsibus2 at ahci0: 32 targets
> sd1 at scsibus2 targ 0 lun 0: <ATA, Samsung SSD 860, RVT0> 
> naa.5002538e9984204d
> sd1: 476940MB, 512 bytes/sector, 976773168 sectors, thin
> ichiic0 at pci0 dev 31 function 3 "Intel 8 Series SMBus" rev 0x04: apic 8 int 
> 18
> iic0 at ichiic0
> sdtemp0 at iic0 addr 0x18: se97
> sdtemp1 at iic0 addr 0x19: mcp98243
> sdtemp2 at iic0 addr 0x1a: se97
> sdtemp3 at iic0 addr 0x1b: mcp98243
> spdmem0 at iic0 addr 0x50: 4GB DDR3 SDRAM ECC PC3-12800 with thermal sensor
> spdmem1 at iic0 addr 0x51: 4GB DDR3 SDRAM ECC PC3-12800 with thermal sensor
> spdmem2 at iic0 addr 0x52: 4GB DDR3 SDRAM ECC PC3-12800 with thermal sensor
> spdmem3 at iic0 addr 0x53: 4GB DDR3 SDRAM ECC PC3-12800 with thermal sensor
> isa0 at pcib0
> isadma0 at isa0
> 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
> pcppi0 at isa0 port 0x61
> spkr0 at pcppi0
> wbsio0 at isa0 port 0x2e/2 rev 0x00
> vmm0 at mainbus0: VMX/EPT
> uhub3 at uhub0 port 3 configuration 1 interface 0 "GenesysLogic USB2.0 Hub" 
> rev 2.00/92.24 addr 2
> uhidev0 at uhub3 port 4 configuration 1 interface 0 "Yubico Yubico Yubikey 
> II" rev 2.00/2.12 addr 3
> uhidev0: iclass 3/1
> ukbd0 at uhidev0: 8 variable keys, 6 key codes
> wskbd1 at ukbd0 mux 1
> uhub4 at uhub0 port 4 configuration 1 interface 0 "Texas Instruments product 
> 0x8142" rev 2.10/1.00 addr 4
> uhub5 at uhub4 port 4 configuration 1 interface 0 "Texas Instruments product 
> 0x8142" rev 2.10/1.00 addr 5
> uhub6 at uhub0 port 9 configuration 1 interface 0 "Genesys Logic USB2.0 Hub" 
> rev 2.00/77.64 addr 6
> uhub7 at uhub6 port 4 configuration 1 interface 0 "Genesys Logic USB2.0 Hub" 
> rev 2.00/77.64 addr 7
> uhidev1 at uhub0 port 10 configuration 1 interface 0 "Lite-On Technology 
> Corp. ThinkPad USB Keyboard with TrackPoint" rev 1.10/1.27 addr 8
> uhidev1: iclass 3/1
> ukbd1 at uhidev1: 8 variable keys, 6 key codes
> wskbd2 at ukbd1 mux 1
> uhidev2 at uhub0 port 10 configuration 1 interface 1 "Lite-On Technology 
> Corp. ThinkPad USB Keyboard with TrackPoint" rev 1.10/1.27 addr 8
> uhidev2: iclass 3/0, 4 report ids
> ums0 at uhidev2 reportid 1: 3 buttons
> wsmouse0 at ums0 mux 0
> uhid0 at uhidev2 reportid 2: input=1, output=0, feature=0
> uhid1 at uhidev2 reportid 3: input=3, output=1, feature=0
> uhid2 at uhidev2 reportid 4: input=0, output=0, feature=4
> umodem0 at uhub0 port 12 configuration 1 interface 0 "SoftIron, Inc. 
> OverDrive 1000" rev 2.00/1.02 addr 9
> umodem0: data interface 1, has no CM over data, has break
> umodem0: status change notification available
> ucom0 at umodem0
> ugen0 at uhub0 port 12 configuration 1 "SoftIron, Inc. OverDrive 1000" rev 
> 2.00/1.02 addr 9
> uhub8 at uhub0 port 21 configuration 1 interface 0 "Texas Instruments product 
> 0x8140" rev 3.00/1.00 addr 10
> uhub9 at uhub8 port 4 configuration 1 interface 0 "Texas Instruments product 
> 0x8140" rev 3.00/1.00 addr 11
> uhub10 at uhub1 port 1 configuration 1 interface 0 "Intel Rate Matching Hub" 
> rev 2.00/0.04 addr 2
> uhub11 at uhub2 port 1 configuration 1 interface 0 "Intel Rate Matching Hub" 
> rev 2.00/0.04 addr 2
> vscsi0 at root
> scsibus3 at vscsi0: 256 targets
> softraid0 at root
> scsibus4 at softraid0: 256 targets
> root on sd1a (2b4432fd9000a5b7.a) swap on sd1b dump on sd1b
> inteldrm0: 1920x1200, 32bpp
> wsdisplay0 at inteldrm0 mux 1: console (std, vt100 emulation), using wskbd0
> wskbd1: connecting to wsdisplay0
> wskbd2: connecting to wsdisplay0
> wsdisplay0: screen 1-5 added (std, vt100 emulation)
> wskbd1: disconnecting from wsdisplay0
> wskbd1 detached
> ukbd0 detached
> uhidev0 detached
> arp_rtrequest: bad gateway value: vlan5
> uhidev0 at uhub3 port 4 configuration 1 interface 0 "Yubico Yubico Yubikey 
> II" rev 2.00/2.12 addr 3
> uhidev0: iclass 3/1
> ukbd0 at uhidev0: 8 variable keys, 6 key codes
> wskbd1 at ukbd0: console keyboard, using wsdisplay0

-- 
Andreas (Kusalananda) Kähäri
SciLifeLab, NBIS, ICM
Uppsala University, Sweden

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