I took pictures of ddb with, I hope, enough information to start with. They are at http://erlang.org/~raimo/obsd-panic_2022-01-10/image(0).jpg with (0) ranging from (0) through (12).
The system is OpenBSD 7.0 amd64 with patches 001-008. Here is the dmsg: OpenBSD 7.0 (GENERIC.MP) #3: Wed Dec 15 13:14:26 MST 2021 [email protected]:/usr/src/sys/arch/amd64/compile/GENERIC.MP real mem = 17119961088 (16326MB) avail mem = 16585084928 (15816MB) random: good seed from bootblocks mpath0 at root scsibus0 at mpath0: 256 targets mainbus0 at root bios0 at mainbus0: SMBIOS rev. 2.8 @ 0x8ef68000 (43 entries) bios0: vendor Dell Inc. version "1.4.5" date 08/09/2016 bios0: Dell Inc. PowerEdge R230 acpi0 at bios0: ACPI 5.0 acpi0: sleep states S0 S5 acpi0: tables DSDT FACP SSDT TPM2 BOOT SSDT SLIC HPET LPIT APIC MCFG WDAT SSDT DBGP DBG2 SSDT SSDT SSDT SSDT DMAR SSDT SSDT PRAD HEST BERT ERST EINJ FPDT acpi0: wakeup devices PEG0(S0) PEGP(S0) PEG1(S0) PEGP(S0) PEG2(S0) PEGP(S0) XHC_(S0) XDCI(S0) RP01(S0) PXSX(S0) RP02(S0) PXSX(S0) RP03(S0) PXSX(S0) RP04(S0) PXSX(S0) [...] acpitimer0 at acpi0: 3579545 Hz, 24 bits acpihpet0 at acpi0: 23999999 Hz acpimadt0 at acpi0 addr 0xfee00000: PC-AT compat cpu0 at mainbus0: apid 0 (boot processor) cpu0: Intel(R) Xeon(R) CPU E3-1220 v5 @ 3.00GHz, 3292.33 MHz, 06-5e-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,SRBDS_CTRL,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, IBE cpu1 at mainbus0: apid 2 (application processor) cpu1: Intel(R) Xeon(R) CPU E3-1220 v5 @ 3.00GHz, 3292.34 MHz, 06-5e-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,SRBDS_CTRL,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 4 (application processor) cpu2: Intel(R) Xeon(R) CPU E3-1220 v5 @ 3.00GHz, 3292.34 MHz, 06-5e-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,SRBDS_CTRL,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 0, core 2, package 0 cpu3 at mainbus0: apid 6 (application processor) cpu3: Intel(R) Xeon(R) CPU E3-1220 v5 @ 3.00GHz, 3292.34 MHz, 06-5e-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,SRBDS_CTRL,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 0, core 3, package 0 ioapic0 at mainbus0: apid 2 pa 0xfec00000, version 20, 24 pins acpimcfg0 at acpi0 acpimcfg0: addr 0xe0000000, bus 0-255 acpiprt0 at acpi0: bus 0 (PCI0) acpiprt0: no apic found for irq 32 acpiprt0: no apic found for irq 33 acpiprt0: no apic found for irq 34 acpiprt1 at acpi0: bus 1 (PEG0) acpiprt2 at acpi0: bus 2 (PEG1) acpiprt3 at acpi0: bus -1 (PEG2) acpiprt4 at acpi0: bus -1 (RP01) acpiprt5 at acpi0: bus -1 (RP02) acpiprt6 at acpi0: bus -1 (RP03) acpiprt7 at acpi0: bus -1 (RP04) acpiprt8 at acpi0: bus -1 (RP05) acpiprt9 at acpi0: bus -1 (RP06) acpiprt10 at acpi0: bus -1 (RP07) acpiprt11 at acpi0: bus -1 (RP08) acpiprt12 at acpi0: bus 3 (RP09) acpiprt13 at acpi0: bus -1 (RP10) acpiprt14 at acpi0: bus 4 (RP11) acpiprt15 at acpi0: bus -1 (RP12) acpiprt16 at acpi0: bus -1 (RP13) acpiprt17 at acpi0: bus -1 (RP14) acpiprt18 at acpi0: bus -1 (RP15) acpiprt19 at acpi0: bus -1 (RP16) acpiprt20 at acpi0: bus -1 (RP17) acpiprt21 at acpi0: bus -1 (RP18) acpiprt22 at acpi0: bus -1 (RP19) acpiprt23 at acpi0: bus -1 (RP20) acpipci0 at acpi0 PCI0: 0x00000000 0x00000011 0x00000001 acpicmos0 at acpi0 acpibtn0 at acpi0: SLPB "PNP0C14" at acpi0 not configured "PNP0C33" at acpi0 not configured acpicpu0 at acpi0: C1(@1 halt!) acpicpu1 at acpi0: C1(@1 halt!) acpicpu2 at acpi0: C1(@1 halt!) acpicpu3 at acpi0: C1(@1 halt!) acpivideo0 at acpi0: GFX0 acpivout0 at acpivideo0: DD1F ipmi at mainbus0 not configured cpu0: using VERW MDS workaround (except on vmm entry) pci0 at mainbus0 bus 0 pchb0 at pci0 dev 0 function 0 "Intel Xeon E3-1200 v5 Host" rev 0x07 ppb0 at pci0 dev 1 function 0 "Intel Core 6G PCIE" rev 0x07: msi pci1 at ppb0 bus 1 ppb1 at pci0 dev 1 function 1 "Intel Core 6G PCIE" rev 0x07: msi pci2 at ppb1 bus 2 xhci0 at pci0 dev 20 function 0 "Intel 100 Series xHCI" rev 0x31: 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 0x31 "Intel 100 Series MEI" rev 0x31 at pci0 dev 22 function 0 not configured "Intel 100 Series MEI" rev 0x31 at pci0 dev 22 function 1 not configured ahci0 at pci0 dev 23 function 0 "Intel 100 Series AHCI" rev 0x31: msi, AHCI 1.3.1 ahci0: port 0: 6.0Gb/s ahci0: port 1: 6.0Gb/s scsibus1 at ahci0: 32 targets sd0 at scsibus1 targ 0 lun 0: <ATA, ST1000NM0055-1V4, > naa.5000c5009267a5c7 sd0: 953869MB, 512 bytes/sector, 1953525168 sectors sd1 at scsibus1 targ 1 lun 0: <ATA, ST1000NM0055-1V4, > naa.5000c500926799c8 sd1: 953869MB, 512 bytes/sector, 1953525168 sectors ppb2 at pci0 dev 29 function 0 "Intel 100 Series PCIE" rev 0xf1: msi pci3 at ppb2 bus 3 3:0:0: rom address conflict 0xfffc0000/0x40000 3:0:1: rom address conflict 0xfffc0000/0x40000 bge0 at pci3 dev 0 function 0 "Broadcom BCM5720" rev 0x00, BCM5720 A0 (0x5720000), APE firmware NCSI 1.3.16.0: msi, address 10:98:36:a9:c7:35 brgphy0 at bge0 phy 1: BCM5720C 10/100/1000baseT PHY, rev. 0 bge1 at pci3 dev 0 function 1 "Broadcom BCM5720" rev 0x00, BCM5720 A0 (0x5720000), APE firmware NCSI 1.3.16.0: msi, address 10:98:36:a9:c7:36 brgphy1 at bge1 phy 2: BCM5720C 10/100/1000baseT PHY, rev. 0 ppb3 at pci0 dev 29 function 2 "Intel 100 Series PCIE" rev 0xf1: msi pci4 at ppb3 bus 4 ppb4 at pci4 dev 0 function 0 "Renesas SH7758 PCIE Switch" rev 0x00 pci5 at ppb4 bus 5 ppb5 at pci5 dev 0 function 0 "Renesas SH7758 PCIE Switch" rev 0x00 pci6 at ppb5 bus 6 ppb6 at pci6 dev 0 function 0 "Renesas SH7758 PCIE-PCI" rev 0x00 pci7 at ppb6 bus 7 vga1 at pci7 dev 0 function 0 "Matrox MGA G200eR" rev 0x01 wsdisplay0 at vga1 mux 1: console (80x25, vt100 emulation) wsdisplay0: screen 1-5 added (80x25, vt100 emulation) pcib0 at pci0 dev 31 function 0 "Intel C236 LPC" rev 0x31 "Intel 100 Series PMC" rev 0x31 at pci0 dev 31 function 2 not configured ichiic0 at pci0 dev 31 function 4 "Intel 100 Series SMBus" rev 0x31: apic 2 int 16 iic0 at ichiic0 sdtemp0 at iic0 addr 0x19: tse2004gb2 sdtemp1 at iic0 addr 0x1b: tse2004gb2 isa0 at pcib0 isadma0 at isa0 com0 at isa0 port 0x3f8/8 irq 4: ns16550a, 16 byte fifo com1 at isa0 port 0x2f8/8 irq 3: ns16550a, 16 byte fifo pckbc0 at isa0 port 0x60/5 irq 1 irq 12 pcppi0 at isa0 port 0x61 spkr0 at pcppi0 vmm0 at mainbus0: VMX/EPT dt: 445 probes uhub1 at uhub0 port 3 configuration 1 interface 0 "no manufacturer Gadget USB HUB" rev 2.00/0.00 addr 2 uhidev0 at uhub0 port 9 configuration 1 interface 0 "CHICONY HP Basic USB Keyboard" rev 1.10/3.00 addr 3 uhidev0: iclass 3/1 ukbd0 at uhidev0: 8 variable keys, 6 key codes wskbd0 at ukbd0: console keyboard, using wsdisplay0 vscsi0 at root scsibus2 at vscsi0: 256 targets softraid0 at root scsibus3 at softraid0: 256 targets softraid0: sd2 was not shutdown properly sd2 at scsibus3 targ 1 lun 0: <OPENBSD, SR RAID 1, 006> sd2: 953866MB, 512 bytes/sector, 1953519473 sectors root on sd2a (05b1917da05f48e3.a) swap on sd2b dump on sd2b -- / Raimo Niskanen, Erlang/OTP, Ericsson AB
