Re: Kernel Panic - but not on bsd.rd

On 6/15/26 11:08, Mike Larkin wrote:
> On Mon, Jun 15, 2026 at 05:41:33AM -0500, Mike Marcott wrote:
>> Mike - Mach mem output from 7.8 RELEASE attached. I’m at a loss on how to
>> pause to show the missing output. Also on how to get access to the actual
>> text instead of a picture - no serial port.  Hopefully this helps.
>> Also 7.8 RELEASE installs, reboots, and runs fine the first few times. Now
>> it's doing the same thing.
>>
>> Link to mach mem from 7.8 RELEASE picture here.
>> https://share.icloud.com/photos/08cjbhT4-GYx649ZygJAAXemg
>>
>>
>> Also, here's a link to the 7.8 RELEASE version of the kernel panic
>> https://share.icloud.com/photos/0a0Yh8ei3WYI9st_F3bti6FPg
>>
>> Let me know if these links don't work or you need something else.  Thank
>> you!
>>
> 
> This looks truncated (starts at region 4).
> 
> When this happens I usually take a slow-mo video on my phone and then replay.
> 
> Can you provide the missing regions that way?
> 
> Alternately, you may be able to increase the resolution by
> 
> boot> machine gop
> 
> -ml

Mike -
Note this is for 7.8 RELEASE 
(https://share.icloud.com/photos/0a0Yh8ei3WYI9st_F3bti6FPg)


Link to full version of machine mem starting with Region 0.
https://share.icloud.com/photos/005ZRfcSp5HZXk7t5YgK4C1_Q

Thank you
MM

> 
>>
>>> On Jun 14, 2026, at 11:27 AM, Mike Larkin <[email protected]> wrote:
>>>
>>> On Sun, Jun 14, 2026 at 09:53:12AM -0500, Mike Marcott wrote:
>>>> Hi,
>>>>
>>>> Installing 7.9 (current or release) on the following system completes
>>>> successfully but on reboot it kernel panics immediately.  A typed out
>>>> version of it is below (please excuse any typos, I tried...)
>>>>
>>>> Internal NVME disk is encrypted, after entering the passphrase the system
>>>> displays the boot> prompt as normal.  Entering nothing leads to kernel
>>>> panic.  Entering bsd or bsd.sp will also lead to the panic, but entering
>>>> bsd.rd will boot to the ramdisk installer fine.  Dmesg below is from the
>>>> bsd.rd installer.
>>>>
>>>> I'm not able to type anything into the ddb{0}> prompt.  Keyboard doesn't
>>>> work.  Only can press power button to power off system.
>>>>
>>>> Note the system had 7.8 CURRENT on it and I did a sysupgrade which lead to
>>>> the issues noted.  Also note the 7.8 CURRENT was a fresh install from around
>>>> January and I hadn't yet starting configuring the machine instead using my
>>>> other desktop.  I have not tried a 7.8 install again.
>>>>
>>>> I'm wondering what I have to do to get this system to work?  Why does the
>>>> bsd.rd work while the installed bsd doesn't?
>>>>
>>>> System specs
>>>> AMD Ryzen 9 5950X
>>>> ASUS ROG STRIX B550-F GAMING WIFI II
>>>> 64 GB RAM
>>>> Graphics card installed is AMD FirePro W4300 (only card I have lying around)
>>>> Also have a iwx intel 210 wireless card as onboard wireless is not supported
>>>>
>>>> dmesg here:
>>>> https://dmesgd.nycbug.org/dmesgd?do=view&id=9007
>>>>
>>>> dmesg also below and attached.
>>>>
>>>> Thank you!
>>>> Mike
>>>>
>>>
>>> can you show the output of "mach mem" from the boot> prompt?
>>>
>>>> [ using 4947304 bytes of bsd ELF symbol table ]
>>>> Copyright (c) 1982, 1986, 1989, 1991, 1993
>>>> The Regents of the University of California. All rights reserved.
>>>> Copyright (C) 1995-2826 OpenBSD. All rights reserved.
>>>> https://www.OpenBSD.org
>>>>
>>>> panic: kernel diagnostic assertion "atop(VM_PAGE_TO_PHYS(&pg[i])) ==
>>>> atop(VM_PAGE_TO_PHYS(pg)) + i" failed: file "/usr/
>>>> src/sys/uvm/uvm_pmemrange.c", Line 1316
>>>> Stopped at db_enter+0x14: popq    %rgp
>>>>   TID    PID    UID    PRFLAGS     PFLAGS    CPU    COMMAND
>>>> CPU COMMAND
>>>> db_enter(10, ffffffff83135d40,282, 8, ffffffff8185af94, ffffffff83135d40) at
>>>> db_enter+0x14
>>>> panic(ffffffff826a4d85, ffffffff826a4d85, fffff40100016000, eb35ce,
>>>> ffffffff82ad6c77, ffffffff83135d50) at panic+0xd5
>>>> __assert(ffffffff826e0978, ffffffff8265b0fe,524, ffffffff826c4145,
>>>> ffffffff812efe69, ffffffff83135df0) at _assert+0x29
>>>> uvm_pr_freepages(fffff40100016000, eb35ce, c69ad, eb35ce, 17bd12,0) at
>>>> uvm_pmr_freepages+0x34f
>>>> uvm_page_init(ffffffff83135ee8, ffffffff83135ef0,f12e1d7450ed3ebe,
>>>> 8,1001000, bfff50) at uvm_page_init+0x1f6
>>>> uum_init(672615f6a3c88733,8,1001000, ffffffff83135f10, ffffffff82baa680,28)
>>>> at uvm_init+0x42
>>>> main(0.0.1001000,1, ffffffff81e2bbf0, ffffffff83135f40) at main+0x90
>>>> end trace frame: 0x0, count: 8
>>>> https://www.openbsd.org/ddb.html describes the minimum info required in bug
>>>> Insufficient info makes it difficult to find and fix bugs.
>>>> ddb{0}>
>>>>
>>>>
>>>>
>>>>
>>>> and here:
>>>>
>>>> OpenBSD 7.9 (RAMDISK_CD) #396: Wed May  6 13:25:05 MDT 2026
>>>>     [_EMAIL_XXXXXXXXXXXXXXXX]:/usr/src/sys/arch/amd64/compile/RAMDISK_CD
>>>> real mem = 68567973888 (65391MB)
>>>> avail mem = 66482925568 (63403MB)
>>>> random: good seed from bootblocks
>>>> mainbus0 at root
>>>> bios0 at mainbus0: SMBIOS rev. 3.3 @ 0xcb7ec000 (76 entries)
>>>> bios0: vendor American Megatrends Inc. version "3634" date 09/10/2025
>>>> bios0: ASUS ROG STRIX B550-F GAMING WIFI II
>>>> efi0 at bios0: UEFI 2.7
>>>> efi0: American Megatrends rev 0x50011
>>>> acpi0 at bios0: ACPI 6.2
>>>> acpi0: tables DSDT FACP SSDT SSDT SSDT FIDT MCFG HPET IVRS VFCT WPBT TPM2
>>>> PCCT SSDT CRAT CDIT SSDT SSDT SSDT SSDT WSMT APIC SSDT SSDT FPDT
>>>> acpitimer0 at acpi0: 3579545 Hz, 32 bits
>>>> acpihpet0 at acpi0: 14318180 Hz
>>>> acpimadt0 at acpi0 addr 0xfee00000: PC-AT compat
>>>> cpu0 at mainbus0: apid 0 (boot processor)
>>>> cpu0: AMD Ryzen 9 5950X 16-Core Processor, 3400.00 MHz, 19-21-02, patch
>>>> 0a201213
>>>> cpu0: cpuid 1 edx=178bfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,MMX,FXSR,SSE,SSE2,HTT> ecx=76f8320b<SSE3,PCLMUL,MWAIT,SSSE3,FMA3,CX16,SSE4.1,SSE4.2,x2APIC,MOVBE,POPCNT,AES,XSAVE,AVX,F16C,RDRAND>
>>>> cpu0: cpuid 6 eax=4<ARAT> ecx=1<EFFFREQ>
>>>> cpu0: cpuid 7.0 ebx=219c97a9<FSGSBASE,BMI1,AVX2,SMEP,BMI2,ERMS,INVPCID,PQM,RDSEED,ADX,SMAP,CLFLUSHOPT,CLWB,SHA>
>>>> ecx=40068c<UMIP,PKU> edx=10
>>>> cpu0: cpuid d.1 eax=f<XSAVEOPT,XSAVEC,XGETBV1,XSAVES>
>>>> cpu0: cpuid 80000001 edx=2fd3fbff<NXE,MMXX,FFXSR,PAGE1GB,RDTSCP,LONG> ecx=75c237ff<LAHF,CMPLEG,SVM,EAPICSP,AMCR8,ABM,SSE4A,MASSE,3DNOWP,OSVW,IBS,SKINIT,TCE,TOPEXT,CPCTR,DBKP,PCTRL3,MWAITX>
>>>> cpu0: cpuid 80000007 edx=6799<HWPSTATE,ITSC>
>>>> cpu0: cpuid 80000008
>>>> ebx=111ef657<IBPB,IBRS,STIBP,STIBP_ALL,IBRS_PREF,IBRS_SM,SSBD>
>>>> cpu0: cpuid 8000001F
>>>> eax=1780f<SME,SEV,PFLUSH_MSR,SEVES,REQ64BITHOST,RESTINJ,ALTINJ,DBGSTSW,VTE>
>>>> ecx=1fd edx=1
>>>> cpu0: 32KB 64b/line 8-way D-cache, 32KB 64b/line 8-way I-cache, 512KB
>>>> 64b/line 8-way L2 cache, 32MB 64b/line 16-way L3 cache
>>>> cpu0: apic clock running at 100MHz
>>>> cpu0: mwait min=64, max=64, C-substates=1.1, IBE
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> ioapic0 at mainbus0: apid 33 pa 0xfec00000, version 21, 24 pins, can't remap
>>>> ioapic1 at mainbus0: apid 34 pa 0xfec01000, version 21, 32 pins, can't remap
>>>> acpiprt0 at acpi0: bus 0 (PCI0)
>>>> acpiprt1 at acpi0: bus 10 (GP12)
>>>> acpiprt2 at acpi0: bus 11 (GP13)
>>>> acpiprt3 at acpi0: bus -1 (GP30)
>>>> acpiprt4 at acpi0: bus -1 (GP31)
>>>> acpiprt5 at acpi0: bus 1 (GPP0)
>>>> acpiprt6 at acpi0: bus -1 (GPP2)
>>>> acpiprt7 at acpi0: bus -1 (GPP3)
>>>> acpiprt8 at acpi0: bus -1 (GPP4)
>>>> acpiprt9 at acpi0: bus -1 (GPP5)
>>>> acpiprt10 at acpi0: bus -1 (GPP6)
>>>> acpiprt11 at acpi0: bus -1 (GPP7)
>>>> acpiprt12 at acpi0: bus 9 (GPP8)
>>>> acpiprt13 at acpi0: bus -1 (GPP9)
>>>> acpiprt14 at acpi0: bus -1 (GPPA)
>>>> acpiprt15 at acpi0: bus -1 (GPPB)
>>>> acpiprt16 at acpi0: bus -1 (GPPC)
>>>> acpiprt17 at acpi0: bus -1 (GPPD)
>>>> acpiprt18 at acpi0: bus -1 (GPPE)
>>>> acpiprt19 at acpi0: bus -1 (GPPF)
>>>> acpiprt20 at acpi0: bus -1 (GP10)
>>>> acpiprt21 at acpi0: bus 2 (GPP1)
>>>> acpipci0 at acpi0 PCI0: 0x00000010 0x00000011 0x00000000
>>>> acpicmos0 at acpi0
>>>> "PNP0C0C" at acpi0 not configured
>>>> amdgpio0 at acpi0 GPIO uid 0 addr 0xfed81500/0x400 irq 7, 184 pins
>>>> dwiic0 at acpi0 I2CD addr 0xfedc5000/0x1000 irq 6
>>>> iic0 at dwiic0
>>>> "MSFT0101" at acpi0 not configured
>>>> "PNP0C14" at acpi0 not configured
>>>> "ACPI0010" at acpi0 not configured
>>>> "AMDIF030" at acpi0 not configured
>>>> "PNP0C14" at acpi0 not configured
>>>> "PNP0C14" at acpi0 not configured
>>>> "PNP0C14" at acpi0 not configured
>>>> "PNP0C14" at acpi0 not configured
>>>> pci0 at mainbus0 bus 0
>>>> pchb0 at pci0 dev 0 function 0 "AMD 17h Root Complex" rev 0x00
>>>> "AMD 17h IOMMU" rev 0x00 at pci0 dev 0 function 2 not configured
>>>> pchb1 at pci0 dev 1 function 0 "AMD 17h Host" rev 0x00
>>>> ppb0 at pci0 dev 1 function 1 "AMD 17h PCIE" rev 0x00: msi
>>>> pci1 at ppb0 bus 1
>>>> nvme0 at pci1 dev 0 function 0 "Crucial P310" rev 0x01: msix, NVMe 2.0
>>>> nvme0: CT500P310SSD8, firmware VACR001, serial 25164FA6A1F7
>>>> scsibus0 at nvme0: 2 targets, initiator 0
>>>> sd0 at scsibus0 targ 1 lun 0: <NVMe, CT500P310SSD8, VACR>
>>>> sd0: 476940MB, 512 bytes/sector, 976773168 sectors
>>>> ppb1 at pci0 dev 1 function 2 "AMD 17h PCIE" rev 0x00: msi
>>>> pci2 at ppb1 bus 2
>>>> xhci0 at pci2 dev 0 function 0 "AMD 500 Series xHCI" rev 0x00: msix, xHCI
>>>> 1.10
>>>> usb0 at xhci0: USB revision 3.0
>>>> uhub0 at usb0 configuration 1 interface 0 "AMD xHCI root hub" rev 3.00/1.00
>>>> addr 1
>>>> ahci0 at pci2 dev 0 function 1 "AMD 500 Series AHCI" rev 0x00: msi, AHCI
>>>> 1.3.1
>>>> scsibus1 at ahci0: 32 targets
>>>> ppb2 at pci2 dev 0 function 2 "AMD 500 Series PCIE" rev 0x00
>>>> pci3 at ppb2 bus 3
>>>> ppb3 at pci3 dev 0 function 0 "AMD 500 Series PCIE" rev 0x00: msi
>>>> pci4 at ppb3 bus 4
>>>> ppb4 at pci3 dev 1 function 0 "AMD 500 Series PCIE" rev 0x00: msi
>>>> pci5 at ppb4 bus 5
>>>> ppb5 at pci3 dev 2 function 0 "AMD 500 Series PCIE" rev 0x00: msi
>>>> pci6 at ppb5 bus 6
>>>> iwx0 at pci6 dev 0 function 0 "Intel Wi-Fi 6 AX210" rev 0x1a, msix
>>>> ppb6 at pci3 dev 3 function 0 "AMD 500 Series PCIE" rev 0x00: msi
>>>> pci7 at ppb6 bus 7
>>>> ppb7 at pci3 dev 9 function 0 "AMD 500 Series PCIE" rev 0x00: msi
>>>> pci8 at ppb7 bus 8
>>>> igc0 at pci8 dev 0 function 0 "Intel I226-V" rev 0x06, msix, 1 queue,
>>>> address [_MAC_XXXXXXXXXX]
>>>> pchb2 at pci0 dev 2 function 0 "AMD 17h Host" rev 0x00
>>>> pchb3 at pci0 dev 3 function 0 "AMD 17h Host" rev 0x00
>>>> ppb8 at pci0 dev 3 function 1 "AMD 17h PCIE" rev 0x00: msi
>>>> pci9 at ppb8 bus 9
>>>> "ATI Bonaire" rev 0x00 at pci9 dev 0 function 0 not configured
>>>> vendor "ATI", unknown product 0xaac0 (class multimedia subclass hdaudio, rev
>>>> 0x00) at pci9 dev 0 function 1 not configured
>>>> pchb4 at pci0 dev 4 function 0 "AMD 17h Host" rev 0x00
>>>> pchb5 at pci0 dev 5 function 0 "AMD 17h Host" rev 0x00
>>>> pchb6 at pci0 dev 7 function 0 "AMD 17h Host" rev 0x00
>>>> ppb9 at pci0 dev 7 function 1 "AMD 17h PCIE" rev 0x00
>>>> pci10 at ppb9 bus 10
>>>> vendor "AMD", unknown product 0x148a (class instrumentation unknown subclass
>>>> 0x00, rev 0x00) at pci10 dev 0 function 0 not configured
>>>> pchb7 at pci0 dev 8 function 0 "AMD 17h Host" rev 0x00
>>>> ppb10 at pci0 dev 8 function 1 "AMD 17h PCIE" rev 0x00
>>>> pci11 at ppb10 bus 11
>>>> vendor "AMD", unknown product 0x1485 (class instrumentation unknown subclass
>>>> 0x00, rev 0x00) at pci11 dev 0 function 0 not configured
>>>> ccp0 at pci11 dev 0 function 1 "AMD 17h Crypto" rev 0x00
>>>> xhci1 at pci11 dev 0 function 3 "AMD 17h xHCI" rev 0x00: msix, xHCI 1.10
>>>> usb1 at xhci1: USB revision 3.0
>>>> uhub1 at usb1 configuration 1 interface 0 "AMD xHCI root hub" rev 3.00/1.00
>>>> addr 1
>>>> "AMD 17h HD Audio" rev 0x00 at pci11 dev 0 function 4 not configured
>>>> "AMD FCH SMBus" rev 0x61 at pci0 dev 20 function 0 not configured
>>>> "AMD FCH LPC" rev 0x51 at pci0 dev 20 function 3 not configured
>>>> pchb8 at pci0 dev 24 function 0 "AMD 17h Data Fabric" rev 0x00
>>>> pchb9 at pci0 dev 24 function 1 "AMD 17h Data Fabric" rev 0x00
>>>> pchb10 at pci0 dev 24 function 2 "AMD 17h Data Fabric" rev 0x00
>>>> pchb11 at pci0 dev 24 function 3 "AMD 17h Data Fabric" rev 0x00
>>>> pchb12 at pci0 dev 24 function 4 "AMD 17h Data Fabric" rev 0x00
>>>> pchb13 at pci0 dev 24 function 5 "AMD 17h Data Fabric" rev 0x00
>>>> pchb14 at pci0 dev 24 function 6 "AMD 17h Data Fabric" rev 0x00
>>>> pchb15 at pci0 dev 24 function 7 "AMD 17h Data Fabric" rev 0x00
>>>> isa0 at mainbus0
>>>> com0 at isa0 port 0x3f8/8 irq 4: ns16550a, 16 byte fifo
>>>> pckbc0 at isa0 port 0x60/5 irq 1 irq 12
>>>> pckbd0 at pckbc0 (kbd slot)
>>>> wskbd0 at pckbd0: console keyboard
>>>> efifb0 at mainbus0: 1920x1200, 32bpp
>>>> wsdisplay0 at efifb0 mux 1: console (std, vt100 emulation), using wskbd0
>>>> umass0 at uhub0 port 8 configuration 1 interface 0 "vendor 0x13fe Patriot
>>>> Memory" rev 2.00/1.00 addr 2
>>>> umass0: using SCSI over Bulk-Only
>>>> scsibus2 at umass0: 2 targets, initiator 0
>>>> sd1 at scsibus2 targ 1 lun 0: <, Patriot Memory, PMAP> removable
>>>> serial.13fe3e00070157349FF9
>>>> sd1: 7640MB, 512 bytes/sector, 15646720 sectors
>>>> uhidev0 at uhub0 port 10 configuration 1 interface 2 "AsusTek Computer Inc.
>>>> AURA LED Controller" rev 2.00/1.00 addr 3
>>>> uhidev0: iclass 3/0
>>>> "AsusTek Computer Inc. AURA LED Controller" rev 2.00/1.00 addr 3 at uhub0
>>>> port 10 configuration 1 not configured
>>>> uhub2 at uhub0 port 11 configuration 1 interface 0 "vendor 0x05e3 USB2.0
>>>> Hub" rev 2.00/60.70 addr 4
>>>> uhidev1 at uhub0 port 13 configuration 1 interface 0 "Keychron Keychron C2"
>>>> rev 2.00/1.04 addr 5
>>>> uhidev1: iclass 3/1
>>>> ukbd0 at uhidev1
>>>> wskbd1 at ukbd0 mux 1
>>>> wskbd1: connecting to wsdisplay0
>>>> uhidev2 at uhub0 port 13 configuration 1 interface 1 "Keychron Keychron C2"
>>>> rev 2.00/1.04 addr 5
>>>> uhidev2: iclass 3/1, 3 report ids
>>>> ukbd1 at uhidev2 reportid 1
>>>> wskbd2 at ukbd1 mux 1
>>>> wskbd2: connecting to wsdisplay0
>>>> uhid at uhidev2 reportid 2 not configured
>>>> uhid at uhidev2 reportid 3 not configured
>>>> uhidev3 at uhub1 port 1 configuration 1 interface 0 "Logitech USB Receiver"
>>>> rev 2.00/5.03 addr 2
>>>> uhidev3: iclass 3/1
>>>> ukbd2 at uhidev3
>>>> wskbd3 at ukbd2 mux 1
>>>> wskbd3: connecting to wsdisplay0
>>>> uhidev4 at uhub1 port 1 configuration 1 interface 1 "Logitech USB Receiver"
>>>> rev 2.00/5.03 addr 2
>>>> uhidev4: iclass 3/1, 11 report ids
>>>> uhid at uhidev4 reportid 2 not configured
>>>> uhid at uhidev4 reportid 3 not configured
>>>> uhid at uhidev4 reportid 4 not configured
>>>> uhid at uhidev4 reportid 11 not configured
>>>> uhidev5 at uhub1 port 1 configuration 1 interface 2 "Logitech USB Receiver"
>>>> rev 2.00/5.03 addr 2
>>>> uhidev5: iclass 3/0, 17 report ids
>>>> uhid at uhidev5 reportid 16 not configured
>>>> uhid at uhidev5 reportid 17 not configured
>>>> uhidev6 at uhub1 port 1 configuration 1 interface 3 "Logitech USB Receiver"
>>>> rev 2.00/5.03 addr 2
>>>> uhidev6: iclass 3/0, 42 report ids
>>>> uhid at uhidev6 reportid 40 not configured
>>>> uhid at uhidev6 reportid 41 not configured
>>>> uhid at uhidev6 reportid 42 not configured
>>>> softraid0 at root
>>>> scsibus3 at softraid0: 256 targets
>>>> sd2 at scsibus3 targ 1 lun 0: <OPENBSD, SR CRYPTO, 006>
>>>> sd2: 476679MB, 512 bytes/sector, 976240063 sectors
>>>> root on rd0a swap on rd0b dump on rd0b
>>>> WARNING: CHECK AND RESET THE DATE!
>>>> iwx0: could not read firmware iwx-ty-a0-gf-a0-77 (error 2)
>>>> iwx0: failed to load init firmware
>>>
>>>> Kernel panic north
>>>> L using 4947304 bytes of bsd ELF symbol table ]
>>>> Copyright (c) 1982, 1986, 1989, 1991, 1993
>>>> The Regents of the University of California. All rights reserved. o CaLifornia,
>>>> Copyright (C) 1995-2826 OpenBSD. All rights reserved. https://www.OpenBSD.org
>>>>
>>>> panic: kernel diagnostic assertion "atop(VM_PAGE_TO_PHYS(&pg[i])) == atop(VM_PAGE_TO_PHYS(pg)) + i" failed: file "/usr/
>>>> src/sys/uvm/uvm_pmemrange.c", Line 1316
>>>> Stopped at db_enter+0x14: popq    %rgp
>>>>   TID    PID    UID    PRFLAGS    PFLAGS    CPU    COMMAND
>>>> CPU COMMAND
>>>> db_enter(10, ffffffff83135d40,282, 8, ffffffff8185af94, ffffffff83135d40) at db_enter+0x14
>>>> panic(ffffffff826a4d85, ffffffff826a4d85, fffff40100016000, eb35ce, ffffffff82ad6c77, ffffffff83135d50) at panic+0xd5
>>>> __assert(ffffffff826e0978, ffffffff8265b0fe,524, ffffffff826c4145, ffffffff812efe69, ffffffff83135df0) at _assert+0x29
>>>> uvm_pr_freepages(fffff40100016000, eb35ce, c69ad, eb35ce, 17bd12,0) at uvm_pmr_freepages+0x34f
>>>> uvm_page_init(ffffffff83135ee8, ffffffff83135ef0,f12e1d7450ed3ebe, 8,1001000, bfff50) at uvm_page_init+0x1f6
>>>> uum_init(672615f6a3c88733,8,1001000, ffffffff83135f10, ffffffff82baa680,28) at uvm_init+0x42
>>>> main(0.0.1001000,1, ffffffff81e2bbf0, ffffffff83135f40) at main+0x90
>>>> end trace frame: 0x0, count: 8
>>>> https://www.openbsd.org/ddb.html describes the minimum info required in bug
>>>> Insufficient info makes it difficult to find and fix bugs.
>>>> ddb{0}>
>>>
>>>> OpenBSD 7.9 (RAMDISK_CD) #396: Wed May  6 13:25:05 MDT 2026
>>>>     [_EMAIL_XXXXXXXXXXXXXXXX]:/usr/src/sys/arch/amd64/compile/RAMDISK_CD
>>>> real mem = 68567973888 (65391MB)
>>>> avail mem = 66482925568 (63403MB)
>>>> random: good seed from bootblocks
>>>> mainbus0 at root
>>>> bios0 at mainbus0: SMBIOS rev. 3.3 @ 0xcb7ec000 (76 entries)
>>>> bios0: vendor American Megatrends Inc. version "3634" date 09/10/2025
>>>> bios0: ASUS ROG STRIX B550-F GAMING WIFI II
>>>> efi0 at bios0: UEFI 2.7
>>>> efi0: American Megatrends rev 0x50011
>>>> acpi0 at bios0: ACPI 6.2
>>>> acpi0: tables DSDT FACP SSDT SSDT SSDT FIDT MCFG HPET IVRS VFCT WPBT TPM2 PCCT SSDT CRAT CDIT SSDT SSDT SSDT SSDT WSMT APIC SSDT SSDT FPDT
>>>> acpitimer0 at acpi0: 3579545 Hz, 32 bits
>>>> acpihpet0 at acpi0: 14318180 Hz
>>>> acpimadt0 at acpi0 addr 0xfee00000: PC-AT compat
>>>> cpu0 at mainbus0: apid 0 (boot processor)
>>>> cpu0: AMD Ryzen 9 5950X 16-Core Processor, 3400.00 MHz, 19-21-02, patch 0a201213
>>>> cpu0: cpuid 1 edx=178bfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,MMX,FXSR,SSE,SSE2,HTT> ecx=76f8320b<SSE3,PCLMUL,MWAIT,SSSE3,FMA3,CX16,SSE4.1,SSE4.2,x2APIC,MOVBE,POPCNT,AES,XSAVE,AVX,F16C,RDRAND>
>>>> cpu0: cpuid 6 eax=4<ARAT> ecx=1<EFFFREQ>
>>>> cpu0: cpuid 7.0 ebx=219c97a9<FSGSBASE,BMI1,AVX2,SMEP,BMI2,ERMS,INVPCID,PQM,RDSEED,ADX,SMAP,CLFLUSHOPT,CLWB,SHA> ecx=40068c<UMIP,PKU> edx=10
>>>> cpu0: cpuid d.1 eax=f<XSAVEOPT,XSAVEC,XGETBV1,XSAVES>
>>>> cpu0: cpuid 80000001 edx=2fd3fbff<NXE,MMXX,FFXSR,PAGE1GB,RDTSCP,LONG> ecx=75c237ff<LAHF,CMPLEG,SVM,EAPICSP,AMCR8,ABM,SSE4A,MASSE,3DNOWP,OSVW,IBS,SKINIT,TCE,TOPEXT,CPCTR,DBKP,PCTRL3,MWAITX>
>>>> cpu0: cpuid 80000007 edx=6799<HWPSTATE,ITSC>
>>>> cpu0: cpuid 80000008 ebx=111ef657<IBPB,IBRS,STIBP,STIBP_ALL,IBRS_PREF,IBRS_SM,SSBD>
>>>> cpu0: cpuid 8000001F eax=1780f<SME,SEV,PFLUSH_MSR,SEVES,REQ64BITHOST,RESTINJ,ALTINJ,DBGSTSW,VTE> ecx=1fd edx=1
>>>> cpu0: 32KB 64b/line 8-way D-cache, 32KB 64b/line 8-way I-cache, 512KB 64b/line 8-way L2 cache, 32MB 64b/line 16-way L3 cache
>>>> cpu0: apic clock running at 100MHz
>>>> cpu0: mwait min=64, max=64, C-substates=1.1, IBE
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> cpu at mainbus0: not configured
>>>> ioapic0 at mainbus0: apid 33 pa 0xfec00000, version 21, 24 pins, can't remap
>>>> ioapic1 at mainbus0: apid 34 pa 0xfec01000, version 21, 32 pins, can't remap
>>>> acpiprt0 at acpi0: bus 0 (PCI0)
>>>> acpiprt1 at acpi0: bus 10 (GP12)
>>>> acpiprt2 at acpi0: bus 11 (GP13)
>>>> acpiprt3 at acpi0: bus -1 (GP30)
>>>> acpiprt4 at acpi0: bus -1 (GP31)
>>>> acpiprt5 at acpi0: bus 1 (GPP0)
>>>> acpiprt6 at acpi0: bus -1 (GPP2)
>>>> acpiprt7 at acpi0: bus -1 (GPP3)
>>>> acpiprt8 at acpi0: bus -1 (GPP4)
>>>> acpiprt9 at acpi0: bus -1 (GPP5)
>>>> acpiprt10 at acpi0: bus -1 (GPP6)
>>>> acpiprt11 at acpi0: bus -1 (GPP7)
>>>> acpiprt12 at acpi0: bus 9 (GPP8)
>>>> acpiprt13 at acpi0: bus -1 (GPP9)
>>>> acpiprt14 at acpi0: bus -1 (GPPA)
>>>> acpiprt15 at acpi0: bus -1 (GPPB)
>>>> acpiprt16 at acpi0: bus -1 (GPPC)
>>>> acpiprt17 at acpi0: bus -1 (GPPD)
>>>> acpiprt18 at acpi0: bus -1 (GPPE)
>>>> acpiprt19 at acpi0: bus -1 (GPPF)
>>>> acpiprt20 at acpi0: bus -1 (GP10)
>>>> acpiprt21 at acpi0: bus 2 (GPP1)
>>>> acpipci0 at acpi0 PCI0: 0x00000010 0x00000011 0x00000000
>>>> acpicmos0 at acpi0
>>>> "PNP0C0C" at acpi0 not configured
>>>> amdgpio0 at acpi0 GPIO uid 0 addr 0xfed81500/0x400 irq 7, 184 pins
>>>> dwiic0 at acpi0 I2CD addr 0xfedc5000/0x1000 irq 6
>>>> iic0 at dwiic0
>>>> "MSFT0101" at acpi0 not configured
>>>> "PNP0C14" at acpi0 not configured
>>>> "ACPI0010" at acpi0 not configured
>>>> "AMDIF030" at acpi0 not configured
>>>> "PNP0C14" at acpi0 not configured
>>>> "PNP0C14" at acpi0 not configured
>>>> "PNP0C14" at acpi0 not configured
>>>> "PNP0C14" at acpi0 not configured
>>>> pci0 at mainbus0 bus 0
>>>> pchb0 at pci0 dev 0 function 0 "AMD 17h Root Complex" rev 0x00
>>>> "AMD 17h IOMMU" rev 0x00 at pci0 dev 0 function 2 not configured
>>>> pchb1 at pci0 dev 1 function 0 "AMD 17h Host" rev 0x00
>>>> ppb0 at pci0 dev 1 function 1 "AMD 17h PCIE" rev 0x00: msi
>>>> pci1 at ppb0 bus 1
>>>> nvme0 at pci1 dev 0 function 0 "Crucial P310" rev 0x01: msix, NVMe 2.0
>>>> nvme0: CT500P310SSD8, firmware VACR001, serial 25164FA6A1F7
>>>> scsibus0 at nvme0: 2 targets, initiator 0
>>>> sd0 at scsibus0 targ 1 lun 0: <NVMe, CT500P310SSD8, VACR>
>>>> sd0: 476940MB, 512 bytes/sector, 976773168 sectors
>>>> ppb1 at pci0 dev 1 function 2 "AMD 17h PCIE" rev 0x00: msi
>>>> pci2 at ppb1 bus 2
>>>> xhci0 at pci2 dev 0 function 0 "AMD 500 Series xHCI" rev 0x00: msix, xHCI 1.10
>>>> usb0 at xhci0: USB revision 3.0
>>>> uhub0 at usb0 configuration 1 interface 0 "AMD xHCI root hub" rev 3.00/1.00 addr 1
>>>> ahci0 at pci2 dev 0 function 1 "AMD 500 Series AHCI" rev 0x00: msi, AHCI 1.3.1
>>>> scsibus1 at ahci0: 32 targets
>>>> ppb2 at pci2 dev 0 function 2 "AMD 500 Series PCIE" rev 0x00
>>>> pci3 at ppb2 bus 3
>>>> ppb3 at pci3 dev 0 function 0 "AMD 500 Series PCIE" rev 0x00: msi
>>>> pci4 at ppb3 bus 4
>>>> ppb4 at pci3 dev 1 function 0 "AMD 500 Series PCIE" rev 0x00: msi
>>>> pci5 at ppb4 bus 5
>>>> ppb5 at pci3 dev 2 function 0 "AMD 500 Series PCIE" rev 0x00: msi
>>>> pci6 at ppb5 bus 6
>>>> iwx0 at pci6 dev 0 function 0 "Intel Wi-Fi 6 AX210" rev 0x1a, msix
>>>> ppb6 at pci3 dev 3 function 0 "AMD 500 Series PCIE" rev 0x00: msi
>>>> pci7 at ppb6 bus 7
>>>> ppb7 at pci3 dev 9 function 0 "AMD 500 Series PCIE" rev 0x00: msi
>>>> pci8 at ppb7 bus 8
>>>> igc0 at pci8 dev 0 function 0 "Intel I226-V" rev 0x06, msix, 1 queue, address [_MAC_XXXXXXXXXX]
>>>> pchb2 at pci0 dev 2 function 0 "AMD 17h Host" rev 0x00
>>>> pchb3 at pci0 dev 3 function 0 "AMD 17h Host" rev 0x00
>>>> ppb8 at pci0 dev 3 function 1 "AMD 17h PCIE" rev 0x00: msi
>>>> pci9 at ppb8 bus 9
>>>> "ATI Bonaire" rev 0x00 at pci9 dev 0 function 0 not configured
>>>> vendor "ATI", unknown product 0xaac0 (class multimedia subclass hdaudio, rev 0x00) at pci9 dev 0 function 1 not configured
>>>> pchb4 at pci0 dev 4 function 0 "AMD 17h Host" rev 0x00
>>>> pchb5 at pci0 dev 5 function 0 "AMD 17h Host" rev 0x00
>>>> pchb6 at pci0 dev 7 function 0 "AMD 17h Host" rev 0x00
>>>> ppb9 at pci0 dev 7 function 1 "AMD 17h PCIE" rev 0x00
>>>> pci10 at ppb9 bus 10
>>>> vendor "AMD", unknown product 0x148a (class instrumentation unknown subclass 0x00, rev 0x00) at pci10 dev 0 function 0 not configured
>>>> pchb7 at pci0 dev 8 function 0 "AMD 17h Host" rev 0x00
>>>> ppb10 at pci0 dev 8 function 1 "AMD 17h PCIE" rev 0x00
>>>> pci11 at ppb10 bus 11
>>>> vendor "AMD", unknown product 0x1485 (class instrumentation unknown subclass 0x00, rev 0x00) at pci11 dev 0 function 0 not configured
>>>> ccp0 at pci11 dev 0 function 1 "AMD 17h Crypto" rev 0x00
>>>> xhci1 at pci11 dev 0 function 3 "AMD 17h xHCI" rev 0x00: msix, xHCI 1.10
>>>> usb1 at xhci1: USB revision 3.0
>>>> uhub1 at usb1 configuration 1 interface 0 "AMD xHCI root hub" rev 3.00/1.00 addr 1
>>>> "AMD 17h HD Audio" rev 0x00 at pci11 dev 0 function 4 not configured
>>>> "AMD FCH SMBus" rev 0x61 at pci0 dev 20 function 0 not configured
>>>> "AMD FCH LPC" rev 0x51 at pci0 dev 20 function 3 not configured
>>>> pchb8 at pci0 dev 24 function 0 "AMD 17h Data Fabric" rev 0x00
>>>> pchb9 at pci0 dev 24 function 1 "AMD 17h Data Fabric" rev 0x00
>>>> pchb10 at pci0 dev 24 function 2 "AMD 17h Data Fabric" rev 0x00
>>>> pchb11 at pci0 dev 24 function 3 "AMD 17h Data Fabric" rev 0x00
>>>> pchb12 at pci0 dev 24 function 4 "AMD 17h Data Fabric" rev 0x00
>>>> pchb13 at pci0 dev 24 function 5 "AMD 17h Data Fabric" rev 0x00
>>>> pchb14 at pci0 dev 24 function 6 "AMD 17h Data Fabric" rev 0x00
>>>> pchb15 at pci0 dev 24 function 7 "AMD 17h Data Fabric" rev 0x00
>>>> isa0 at mainbus0
>>>> com0 at isa0 port 0x3f8/8 irq 4: ns16550a, 16 byte fifo
>>>> pckbc0 at isa0 port 0x60/5 irq 1 irq 12
>>>> pckbd0 at pckbc0 (kbd slot)
>>>> wskbd0 at pckbd0: console keyboard
>>>> efifb0 at mainbus0: 1920x1200, 32bpp
>>>> wsdisplay0 at efifb0 mux 1: console (std, vt100 emulation), using wskbd0
>>>> umass0 at uhub0 port 8 configuration 1 interface 0 "vendor 0x13fe Patriot Memory" rev 2.00/1.00 addr 2
>>>> umass0: using SCSI over Bulk-Only
>>>> scsibus2 at umass0: 2 targets, initiator 0
>>>> sd1 at scsibus2 targ 1 lun 0: <, Patriot Memory, PMAP> removable serial.13fe3e00070157349FF9
>>>> sd1: 7640MB, 512 bytes/sector, 15646720 sectors
>>>> uhidev0 at uhub0 port 10 configuration 1 interface 2 "AsusTek Computer Inc. AURA LED Controller" rev 2.00/1.00 addr 3
>>>> uhidev0: iclass 3/0
>>>> "AsusTek Computer Inc. AURA LED Controller" rev 2.00/1.00 addr 3 at uhub0 port 10 configuration 1 not configured
>>>> uhub2 at uhub0 port 11 configuration 1 interface 0 "vendor 0x05e3 USB2.0 Hub" rev 2.00/60.70 addr 4
>>>> uhidev1 at uhub0 port 13 configuration 1 interface 0 "Keychron Keychron C2" rev 2.00/1.04 addr 5
>>>> uhidev1: iclass 3/1
>>>> ukbd0 at uhidev1
>>>> wskbd1 at ukbd0 mux 1
>>>> wskbd1: connecting to wsdisplay0
>>>> uhidev2 at uhub0 port 13 configuration 1 interface 1 "Keychron Keychron C2" rev 2.00/1.04 addr 5
>>>> uhidev2: iclass 3/1, 3 report ids
>>>> ukbd1 at uhidev2 reportid 1
>>>> wskbd2 at ukbd1 mux 1
>>>> wskbd2: connecting to wsdisplay0
>>>> uhid at uhidev2 reportid 2 not configured
>>>> uhid at uhidev2 reportid 3 not configured
>>>> uhidev3 at uhub1 port 1 configuration 1 interface 0 "Logitech USB Receiver" rev 2.00/5.03 addr 2
>>>> uhidev3: iclass 3/1
>>>> ukbd2 at uhidev3
>>>> wskbd3 at ukbd2 mux 1
>>>> wskbd3: connecting to wsdisplay0
>>>> uhidev4 at uhub1 port 1 configuration 1 interface 1 "Logitech USB Receiver" rev 2.00/5.03 addr 2
>>>> uhidev4: iclass 3/1, 11 report ids
>>>> uhid at uhidev4 reportid 2 not configured
>>>> uhid at uhidev4 reportid 3 not configured
>>>> uhid at uhidev4 reportid 4 not configured
>>>> uhid at uhidev4 reportid 11 not configured
>>>> uhidev5 at uhub1 port 1 configuration 1 interface 2 "Logitech USB Receiver" rev 2.00/5.03 addr 2
>>>> uhidev5: iclass 3/0, 17 report ids
>>>> uhid at uhidev5 reportid 16 not configured
>>>> uhid at uhidev5 reportid 17 not configured
>>>> uhidev6 at uhub1 port 1 configuration 1 interface 3 "Logitech USB Receiver" rev 2.00/5.03 addr 2
>>>> uhidev6: iclass 3/0, 42 report ids
>>>> uhid at uhidev6 reportid 40 not configured
>>>> uhid at uhidev6 reportid 41 not configured
>>>> uhid at uhidev6 reportid 42 not configured
>>>> softraid0 at root
>>>> scsibus3 at softraid0: 256 targets
>>>> sd2 at scsibus3 targ 1 lun 0: <OPENBSD, SR CRYPTO, 006>
>>>> sd2: 476679MB, 512 bytes/sector, 976240063 sectors
>>>> root on rd0a swap on rd0b dump on rd0b
>>>> WARNING: CHECK AND RESET THE DATE!
>>>> iwx0: could not read firmware iwx-ty-a0-gf-a0-77 (error 2)
>>>> iwx0: failed to load init firmware
>>>
> 
>