kern/56591: Assertion failure in i915: panic: kernel diagnostic assertion "!(vma->exec_flags != &eb->flags[i])" failed

[nbgnats%m-squa.red@localhost]

>Number:         56591
>Category:       kern
>Synopsis:       Assertion failure in i915: panic: kernel diagnostic assertion "!(vma->exec_flags != &eb->flags[i])" failed
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    kern-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Thu Dec 30 20:25:00 +0000 2021
>Originator:     Molly Miller
>Release:        -current, 2021-12-29
>Organization:
>Environment:
NetBSD pentagram 9.99.93 NetBSD 9.99.93 (MOLLYDEBUG) #0: Wed Dec 29 13:55:56 UTC 2021  molly%procyon.is@localhost:/home/molly/obj/current/sys/arch/amd64/compile/MOLLYDEBUG amd64
>Description:
I encountered this following kernel assertion failure on a 1st gen Thinkpad X1 Carbon. I'm using a -current kernel built with "options DEBUG" and "options LOCKDEBUG" in addition to the stock GENERIC configuration.

[     1.000000] Copyright (c) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
[     1.000000]     2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017,
[     1.000000]     2018, 2019, 2020, 2021 The NetBSD Foundation, Inc.  All rights reserved.
[     1.000000] Copyright (c) 1982, 1986, 1989, 1991, 1993
[     1.000000]     The Regents of the University of California.  All rights reserved.

[     1.000000] NetBSD 9.99.93 (MOLLYDEBUG) #0: Wed Dec 29 13:55:56 UTC 2021
[     1.000000] 	molly%procyon.is@localhost:/home/molly/obj/current/sys/arch/amd64/compile/MOLLYDEBUG
[     1.000000] total memory = 8147 MB
[     1.000000] avail memory = 7831 MB
[     1.000000] ZFS filesystem version: 5
[     1.000000] timecounter: Timecounters tick every 10.000 msec
[     1.000000] Kernelized RAIDframe activated
[     1.000000] timecounter: Timecounter "i8254" frequency 1193182 Hz quality 100
[     1.000003] efi: systbl at pa bfbed018
[     1.000003] mainbus0 (root)
[     1.000003] ACPI: RSDP 0x00000000BFF47000 000024 (v02 COREv4)
[     1.000003] ACPI: XSDT 0x00000000BFBFDF18 000064 (v01 COREv4 COREBOOT 00000000 CORE 20200110)
[     1.000003] ACPI: FACP 0x00000000BFF4ACB0 000114 (v06 COREv4 COREBOOT 00000000 CORE 20200110)
[     1.000003] ACPI: DSDT 0x00000000BFF47280 003A2D (v02 COREv4 COREBOOT 20141018 INTL 20200110)
[     1.000003] ACPI: FACS 0x00000000BFF47240 000040
[     1.000003] ACPI: SSDT 0x00000000BFF4ADD0 001A69 (v02 COREv4 COREBOOT 0000002A CORE 20200110)
[     1.000003] ACPI: MCFG 0x00000000BFF4C840 00003C (v01 COREv4 COREBOOT 00000000 CORE 20200110)
[     1.000003] ACPI: TCPA 0x00000000BFF4C880 000032 (v02 COREv4 COREBOOT 00000000 CORE 20200110)
[     1.000003] ACPI: APIC 0x00000000BFF4C8C0 00006C (v03 COREv4 COREBOOT 00000000 CORE 20200110)
[     1.000003] ACPI: DMAR 0x00000000BFF4C930 0000D0 (v01 COREv4 COREBOOT 00000000 CORE 20200110)
[     1.000003] ACPI: HPET 0x00000000BFF4EA00 000038 (v01 COREv4 COREBOOT 00000000 CORE 20200110)
[     1.000003] ACPI: BGRT 0x00000000BFBFD018 000038 (v00 INTEL      EDK2 00001720 PTL  00000002)
[     1.000003] ACPI: 2 ACPI AML tables successfully acquired and loaded
[     1.000003] ioapic0 at mainbus0 apid 2: pa 0xfec00000, version 0x20, 24 pins
[     1.000003] cpu0 at mainbus0 apid 0
[     1.000003] cpu0: Use lfence to serialize rdtsc
[     1.000003] cpu0: Intel(R) Core(TM) i7-3667U CPU @ 2.00GHz, id 0x306a9
[     1.000003] cpu0: node 0, package 0, core 0, smt 0
[     1.000003] cpu1 at mainbus0 apid 1
[     1.000003] cpu1: Intel(R) Core(TM) i7-3667U CPU @ 2.00GHz, id 0x306a9
[     1.000003] cpu1: node 0, package 0, core 0, smt 1
[     1.000003] cpu2 at mainbus0 apid 2
[     1.000003] cpu2: Intel(R) Core(TM) i7-3667U CPU @ 2.00GHz, id 0x306a9
[     1.000003] cpu2: node 0, package 0, core 1, smt 0
[     1.000003] cpu3 at mainbus0 apid 3
[     1.000003] cpu3: Intel(R) Core(TM) i7-3667U CPU @ 2.00GHz, id 0x306a9
[     1.000003] cpu3: node 0, package 0, core 1, smt 1
[     1.000003] acpi0 at mainbus0: Intel ACPICA 20211217
[     1.000003] acpi0: X/RSDT: OemId <COREv4,COREBOOT,00000000>, AslId <CORE,20200110>
[     1.000003] ACPI Error: No handler for Region [ERAM] (0xffff844778436288) [EmbeddedControl] (20211217/evregion-184)
[     1.000003] ACPI Error: Region EmbeddedControl (ID=3) has no handler (20211217/exfldio-320)
[     1.000003] ACPI Error: Aborting method \_SB.PCI0.LPCB.EC.BAT0._STA due to previous error (AE_NOT_EXIST) (20211217/psparse-580)
[     1.000003] ACPI Error: No handler for Region [ERAM] (0xffff844778436288) [EmbeddedControl] (20211217/evregion-184)
[     1.000003] ACPI Error: Region EmbeddedControl (ID=3) has no handler (20211217/exfldio-320)
[     1.000003] ACPI Error: Aborting method \_SB.PCI0.LPCB.EC.BAT1._STA due to previous error (AE_NOT_EXIST) (20211217/psparse-580)
[     1.000003] acpi0: MCFG: segment 0, bus 0-63, address 0x00000000f0000000
[     1.000003] acpi0: SCI interrupting at int 9
[     1.000003] acpi0: fixed power button present
[     1.000003] timecounter: Timecounter "ACPI-Safe" frequency 3579545 Hz quality 900
[     1.050464] hpet0 at acpi0: high precision event timer (mem 0xfed00000-0xfed00400)
[     1.050464] timecounter: Timecounter "hpet0" frequency 14318180 Hz quality 2000
[     1.050926] acpiec0 at acpi0 (EC, PNP0C09-0): io 0x62,0x66
[     1.050926] acpiacad0 at acpi0 (AC, ACPI0003-0): ACPI AC Adapter
[     1.050926] acpibat0 at acpi0 (BAT0, PNP0C0A-0): ACPI Battery
[     1.050926] acpibat1 at acpi0 (BAT1, PNP0C0A-0): ACPI Battery
[     1.050926] acpibut0 at acpi0 (SLPB, PNP0C0E): ACPI Sleep Button
[     1.050926] acpilid0 at acpi0 (LID, PNP0C0D): ACPI Lid Switch
[     1.050926] thinkpad0 at acpi0 (HKEY, IBM0068)
[     1.050926] thinkpad0: version 0100
[     1.050926] FWH (INT0800) at acpi0 not configured
[     1.050926] attimer1 at acpi0 (TIMR, PNP0100): io 0x40-0x43,0x50-0x53 irq 0
[     1.050926] pckbc1 at acpi0 (PS2K, LEN0071) (kbd port): io 0x60,0x64 irq 1
[     1.050926] pckbc2 at acpi0 (PS2M, LEN0030) (aux port): irq 12
[     1.050926] tpm0 at acpi0 (TPM, PNP0C31-2313387420): io 0xc31-0xc32 mem 0xfed40000-0xfed44fff
[     1.050926] tpm0: device 0x0000104a rev 0x4e
[     1.050926] acpivga0 at acpi0 (GFX0): ACPI Display Adapter
[     1.050926] acpiout0 at acpivga0 (BOX3, 0x0000): ACPI Display Output Device
[     1.050926] acpiout1 at acpivga0 (LEGA, 0x0000): ACPI Display Output Device
[     1.050926] acpiout2 at acpivga0 (VGA0, 0x0100): ACPI Display Output Device
[     1.050926] acpiout3 at acpivga0 (TV0, 0x0240): ACPI Display Output Device
[     1.050926] acpiout4 at acpivga0 (LCD0, 0x0410): ACPI Display Output Device
[     1.050926] acpiout4: brightness levels: [2,4-5,7,9,11,13,18,20,24,29,33,40,50,67,100]
[     1.050926] acpivga0: connected output devices:
[     1.050926] acpivga0:   0x0100 (acpiout2): VGA Analog Monitor, index 0, port 0, head 0, bios detect
[     1.050926] acpivga0:   0x0240 (acpiout3): TV/HDTV Monitor, index 0, port 4, head 0, bios detect
[     1.050926] acpivga0:   0x0410 (acpiout4): Int. Digital Flat Panel, index 0, port 1, head 0, bios detect
[     1.050926] acpitz0 at acpi0 (THM0): cpu0 cpu1 cpu2 cpu3
[     1.050926] acpitz0: active cooling level 0: 80.0C
[     1.050926] acpitz0: levels: critical 100.0 C, passive 90.0 C
[     1.050926] acpifan0 at acpi0 (FAN, PNP0C0B): ACPI Fan
[     1.050926] acpitz1 at acpi0 (THM1): cpu0 cpu1 cpu2 cpu3
[     1.050926] acpitz1: levels: critical 99.0 C, passive 94.0 C, passive cooling
[     1.050926] CTBL (BOOT0000) at acpi0 not configured
[     1.050926] pckbd0 at pckbc1 (kbd slot)
[     1.050926] pckbc1: using irq 1 for kbd slot
[     1.050926] wskbd0 at pckbd0: console keyboard
[     1.050926] pms0 at pckbc1 (aux slot)
[     1.050926] pms0: Synaptics touchpad version 8.1
[     1.050926] pms0: Extended W mode, Passthrough, Palm detect, One button click pad, Multi-finger Report, Multi-finger
[     1.050926] pckbc1: using irq 12 for aux slot
[     1.050926] wsmouse0 at pms0 mux 0
[     1.050926] pci0 at mainbus0 bus 0: configuration mode 1
[     1.050926] pci0: i/o space, memory space enabled, rd/line, rd/mult, wr/inv ok
[     1.050926] pchb0 at pci0 dev 0 function 0: Intel Ivy Bridge Host Bridge (rev. 0x09)
[     1.050926] i915drmkms0 at pci0 dev 2 function 0: Intel Ivy Bridge Integrated Graphics Device (rev. 0x09)
[     1.050926] Intel product 0153 (miscellaneous DASP, revision 0x09) at pci0 dev 4 function 0 not configured
[     1.050926] xhci0 at pci0 dev 20 function 0: Intel 7 Series USB xHCI (rev. 0x04)
[     1.050926] xhci0: 64-bit DMA
[     1.050926] xhci0: interrupting at msi0 vec 0
[     1.050926] xhci0: xHCI version 1.0
[     1.050926] usb0 at xhci0: USB revision 3.0
[     1.050926] usb1 at xhci0: USB revision 2.0
[     1.050926] Intel 7 Series MEI Controller (miscellaneous communications, revision 0x04) at pci0 dev 22 function 0 not configured
[     1.050926] ehci0 at pci0 dev 26 function 0: Intel 7 Series USB EHCI (rev. 0x04)
[     1.050926] ehci0: 64-bit DMA
[     1.050926] ehci0: interrupting at ioapic0 pin 19
[     1.050926] ehci0: EHCI version 1.0
[     1.050926] ehci0: Using DMA subregion for control data structures
[     1.050926] usb2 at ehci0: USB revision 2.0
[     1.050926] hdaudio0 at pci0 dev 27 function 0: HD Audio Controller
[     1.050926] hdaudio0: interrupting at msi1 vec 0
[     1.050926] hdaudio0: HDA ver. 1.0, OSS 4, ISS 4, BSS 0, SDO 1, 64-bit
[     1.050926] hdafg0 at hdaudio0: vendor 10ec product 0269
[     1.050926] hdafg0: DAC00 2ch: Speaker [Built-In]
[     1.050926] hdafg0: DAC01 2ch: HP Out [Jack]
[     1.050926] hdafg0: ADC02 2ch: Mic In [Jack]
[     1.050926] hdafg0: ADC03 2ch: Mic In [Built-In]
[     1.050926] hdafg0: 2ch/2ch 32000Hz 44100Hz 48000Hz 88200Hz 96000Hz 192000Hz PCM16 PCM20 PCM24 AC3
[     1.050926] audio0 at hdafg0: playback, capture, full duplex, independent
[     1.050926] audio0: slinear_le:16 2ch 48000Hz, blk 1920 bytes (10ms) for playback
[     1.050926] audio0: slinear_le:16 2ch 48000Hz, blk 1920 bytes (10ms) for recording
[     1.050926] spkr0 at audio0: PC Speaker (synthesized)
[     1.050926] wsbell at spkr0 not configured
[     1.050926] hdafg1 at hdaudio0: vendor 8086 product 2806
[     1.050926] hdafg1: DP00 8ch: Digital Out [Jack]
[     1.050926] hdafg1: 8ch/0ch 48000Hz PCM16*
[     1.050926] ppb0 at pci0 dev 28 function 0: Intel 7 Series PCIe (rev. 0xc4)
[     1.050926] ppb0: PCI Express capability version 2 <Root Port of PCI-E Root Complex> x1 @ 5.0GT/s
[     1.050926] ppb0: link is x1 @ 2.5GT/s
[     1.050926] pci1 at ppb0 bus 1
[     1.050926] pci1: i/o space, memory space enabled, rd/line, wr/inv ok
[     1.050926] sdhc0 at pci1 dev 0 function 0: Ricoh 5U823 SD/MMC Controller (rev. 0x04)
[     1.050926] sdhc0: interrupting at ioapic0 pin 16
[     1.050926] sdhc0: SDHC 3.0, rev 5, caps <21e8c8b2/00008073>, SDMA, 200000 kHz, HS SDR50 SDR104 HS200 3.3V, re-tuning mode 3, 512 byte blocks
[     1.050926] sdmmc0 at sdhc0 slot 0
[     1.050926] ppb1 at pci0 dev 28 function 1: Intel 7 Series PCIe (rev. 0xc4)
[     1.050926] ppb1: PCI Express capability version 2 <Root Port of PCI-E Root Complex> x1 @ 5.0GT/s
[     1.050926] ppb1: link is x1 @ 2.5GT/s
[     1.050926] pci2 at ppb1 bus 2
[     1.050926] pci2: i/o space, memory space enabled, rd/line, wr/inv ok
[     1.050926] iwn0 at pci2 dev 0 function 0: Intel Centrino Advanced-N 6205 WiFi (rev. 0x96)
[     1.050926] iwn0: interrupting at msi2 vec 0
[     1.050926] iwn0: MIMO 2T2R, MoW, address 84:3a:4b:ce:b4:44
[     1.050926] ehci1 at pci0 dev 29 function 0: Intel 7 Series USB EHCI (rev. 0x04)
[     1.050926] ehci1: 64-bit DMA
[     1.050926] ehci1: interrupting at ioapic0 pin 18
[     1.050926] ehci1: EHCI version 1.0
[     1.050926] ehci1: Using DMA subregion for control data structures
[     1.050926] usb3 at ehci1: USB revision 2.0
[     1.050926] ichlpcib0 at pci0 dev 31 function 0: Intel Mobile QS77 LPC (rev. 0x04)
[     1.050926] timecounter: Timecounter "ichlpcib0" frequency 3579545 Hz quality 1000
[     1.050926] ichlpcib0: 24-bit timer
[     1.050926] tco0 at ichlpcib0: TCO (watchdog) timer configured.
[     1.050926] tco0: Min/Max interval 1/367 seconds
[     1.050926] ahcisata0 at pci0 dev 31 function 2: Intel 7 Series (mobile) SATA Controller (AHCI) (rev. 0x04)
[     1.050926] ahcisata0: 64-bit DMA
[     1.050926] ahcisata0: AHCI revision 1.30, 6 ports, 32 slots, CAP 0xff30ff05<PSC,SSC,PMD,ISS=0x3=Gen3,SCLO,SAL,SALP,SSS,SMPS,SSNTF,SNCQ,S64A>
[     1.050926] ahcisata0: interrupting at msi3 vec 0
[     1.050926] atabus0 at ahcisata0 channel 0
[     1.050926] atabus1 at ahcisata0 channel 2
[     1.050926] ichsmb0 at pci0 dev 31 function 3: Intel 7 Series SMBus Controller (rev. 0x04)
[     1.050926] ichsmb0: interrupting at ioapic0 pin 16
[     1.050926] iic0 at ichsmb0: I2C bus
[     1.050926] Intel product 1e24 (miscellaneous DASP, revision 0x04) at pci0 dev 31 function 6 not configured
[     1.050926] isa0 at ichlpcib0
[     1.050926] pcppi0 at isa0 port 0x61
[     1.050926] spkr1 at pcppi0: PC Speaker
[     1.050926] wsbell at spkr1 not configured
[     1.050926] midi0 at pcppi0: PC speaker
[     1.050926] sysbeep0 at pcppi0
[     1.050926] attimer1: attached to pcppi0
[     1.050926] acpicpu0 at cpu0: ACPI CPU
[     1.050926] acpicpu0: C1: FFH, lat   1 us, pow  1000 mW
[     1.050926] acpicpu0: C2: FFH, lat  63 us, pow   500 mW
[     1.050926] acpicpu0: C3: FFH, lat  90 us, pow   200 mW
[     1.050926] acpicpu0: P0: FFH, lat  10 us, pow 17000 mW, 2001 MHz, turbo boost
[     1.050926] acpicpu0: P1: FFH, lat  10 us, pow 17000 mW, 2000 MHz
[     1.050926] acpicpu0: P2: FFH, lat  10 us, pow 14948 mW, 1800 MHz
[     1.050926] acpicpu0: P3: FFH, lat  10 us, pow 12974 mW, 1600 MHz
[     1.050926] acpicpu0: P4: FFH, lat  10 us, pow 11090 mW, 1400 MHz
[     1.050926] acpicpu0: P5: FFH, lat  10 us, pow  9292 mW, 1200 MHz
[     1.050926] acpicpu0: P6: FFH, lat  10 us, pow  7556 mW, 1000 MHz
[     1.050926] acpicpu0: P7: FFH, lat  10 us, pow  5902 mW,  800 MHz
[     1.050926] acpicpu0: T0: FFH, lat   1 us, pow  1000 mW, 100 %
[     1.050926] acpicpu0: T1: FFH, lat   1 us, pow   940 mW,  94 %
[     1.050926] acpicpu0: T2: FFH, lat   1 us, pow   880 mW,  88 %
[     1.050926] acpicpu0: T3: FFH, lat   1 us, pow   820 mW,  82 %
[     1.050926] acpicpu0: T4: FFH, lat   1 us, pow   760 mW,  75 %
[     1.050926] acpicpu0: T5: FFH, lat   1 us, pow   700 mW,  69 %
[     1.050926] acpicpu0: T6: FFH, lat   1 us, pow   640 mW,  63 %
[     1.050926] acpicpu0: T7: FFH, lat   1 us, pow   580 mW,  57 %
[     1.050926] acpicpu0: T8: FFH, lat   1 us, pow   520 mW,  50 %
[     1.050926] acpicpu0: T9: FFH, lat   1 us, pow   460 mW,  44 %
[     1.050926] acpicpu0: T10: FFH, lat   1 us, pow   400 mW,  38 %
[     1.050926] acpicpu0: T11: FFH, lat   1 us, pow   340 mW,  32 %
[     1.050926] acpicpu0: T12: FFH, lat   1 us, pow   280 mW,  25 %
[     1.050926] acpicpu0: T13: FFH, lat   1 us, pow   220 mW,  19 %
[     1.050926] acpicpu0: T14: FFH, lat   1 us, pow   160 mW,  13 %
[     1.050926] coretemp0 at cpu0: thermal sensor, 1 C resolution, Tjmax=105
[     1.050926] acpicpu1 at cpu1: ACPI CPU
[     1.050926] acpicpu2 at cpu2: ACPI CPU
[     1.050926] coretemp1 at cpu2: thermal sensor, 1 C resolution, Tjmax=105
[     1.050926] acpicpu3 at cpu3: ACPI CPU
[     1.050926] cpu0 has 2 core siblings: cpu1 cpu0
[     1.050926] cpu0 has 4 pkg siblings: cpu1 cpu2 cpu3 cpu0
[     1.050926] cpu0 has 1 1st siblings: cpu0
[     1.050926] cpu0 first in package: cpu0
[     1.050926] cpu1 has 2 core siblings: cpu0 cpu1
[     1.050926] cpu1 has 4 pkg siblings: cpu2 cpu3 cpu0 cpu1
[     1.050926] cpu1 has 1 1st siblings: cpu0
[     1.050926] cpu1 first in package: cpu0
[     1.050926] cpu2 has 2 core siblings: cpu3 cpu2
[     1.050926] cpu2 has 4 pkg siblings: cpu3 cpu0 cpu1 cpu2
[     1.050926] cpu2 has 1 1st siblings: cpu0
[     1.050926] cpu2 first in package: cpu0
[     1.050926] cpu3 has 2 core siblings: cpu2 cpu3
[     1.050926] cpu3 has 4 pkg siblings: cpu0 cpu1 cpu2 cpu3
[     1.050926] cpu3 has 1 1st siblings: cpu0
[     1.050926] cpu3 first in package: cpu0
[     1.050926] timecounter: Timecounter "clockinterrupt" frequency 100 Hz quality 0
[     1.050926] iwn0: link state DOWN (was UNKNOWN)
[     1.050926] timecounter: Timecounter "TSC" frequency 1995468000 Hz quality 3000
[     1.530392] uhub0 at usb0: NetBSD (0x0000) xHCI root hub (0x0000), class 9/0, rev 3.00/1.00, addr 0
[     1.589291] uhub0: 4 ports with 4 removable, self powered
[     1.589291] uhub1 at usb1: NetBSD (0x0000) xHCI root hub (0x0000), class 9/0, rev 2.00/1.00, addr 0
[     1.649290] uhub1: 4 ports with 4 removable, self powered
[     1.649290] acpiacad0: AC adapter online.
[     1.689287] acpibat0: SMP LiP rechargeable battery
[     1.739287] acpibat0: granularity: low->warn 0.001 Ah, warn->full 0.001 Ah
[     1.739287] uhub2 at usb2: NetBSD (0x0000) EHCI root hub (0x0000), class 9/0, rev 2.00/1.00, addr 1
[     1.779287] uhub2: 3 ports with 3 removable, self powered
[     1.779287] uhub3 at usb3: NetBSD (0x0000) EHCI root hub (0x0000), class 9/0, rev 2.00/1.00, addr 1
[     1.819288] uhub3: 3 ports with 3 removable, self powered
[     1.829288] IPsec: Initialized Security Association Processing.
[     1.839295] aes: Intel AES-NI
[     1.839295] chacha: x86 SSE2 ChaCha
[     1.869288] ahcisata0 port 0: device present, speed: 6.0Gb/s
[     1.929290] wd0 at atabus0 drive 0
[     1.979287] wd0: <INTEL SSDSCMMW240A3L>
[     2.019286] wd0: drive supports 16-sector PIO transfers, LBA48 addressing
[     2.019286] wd0: 223 GB, 465141 cyl, 16 head, 63 sec, 512 bytes/sect x 468862128 sectors
[     2.069289] wd0: GPT GUID: 752efddf-9961-4862-9b86-c54833be9495
[     2.069289] dk0 at wd0: "efi", 2097152 blocks at 2048, type: msdos
[     2.109285] dk1 at wd0: "boot", 20971520 blocks at 2099200, type: ffs
[     2.149286] dk2 at wd0: "swap", 16777216 blocks at 23070720, type: swap
[     2.199286] dk3 at wd0: "root", 429014159 blocks at 39847936, type: cgd
[     2.249288] wd0: drive supports PIO mode 4, DMA mode 2, Ultra-DMA mode 6 (Ultra/133), NCQ (32 tags)
[     2.249288] wd0(ahcisata0:0:0): using PIO mode 4, DMA mode 2, Ultra-DMA mode 6 (Ultra/133) (using DMA), NCQ (31 tags)
[     2.359286] umodem0 at uhub1 port 4 configuration 1 interface 1
[     2.409285] umodem0: Lenovo (0x0bdb) H5321 gw (0x1926), rev 2.00/0.00, addr 1, iclass 2/2
[     2.449284] umodem0: data interface 2, has CM over data, has break
[     2.489285] umodem0: status change notification available
[     2.489285] ucom0 at umodem0
[     2.529286] umodem1 at uhub1 port 4 configuration 1 interface 3
[     2.569284] umodem1: Lenovo (0x0bdb) H5321 gw (0x1926), rev 2.00/0.00, addr 1, iclass 2/2
[     2.609284] umodem1: data interface 4, has CM over data, has break
[     2.649284] umodem1: status change notification available
[     2.649284] ucom1 at umodem1
[     2.689284] umodem2 at uhub1 port 4 configuration 1 interface 9
[     2.729284] umodem2: Lenovo (0x0bdb) H5321 gw (0x1926), rev 2.00/0.00, addr 1, iclass 2/2
[     2.779284] umodem2: data interface 10, has CM over data, has break
[     2.819284] umodem2: status change notification available
[     2.819284] ucom2 at umodem2
[     3.249282] uhub4 at uhub3 port 1: vendor 8087 (0x8087) product 0024 (0x0024), class 9/0, rev 2.00/0.00, addr 2
[     3.289281] uhub4: single transaction translator
[     3.329282] uhub4: 8 ports with 8 removable, self powered
[     3.459282] uhub5 at uhub2 port 1: vendor 8087 (0x8087) product 0024 (0x0024), class 9/0, rev 2.00/0.00, addr 2
[     3.499280] uhub5: single transaction translator
[     3.539280] uhub5: 6 ports with 6 removable, self powered
[     4.369278] ugen0 at uhub5 port 3
[     4.409276] ugen0: Auth (0x147e) Biometric Coprocessor (0x2020), rev 1.10/0.01, addr 3
[     5.009275] uvideo0 at uhub5 port 6 configuration 1 interface 0: SunplusIT INC. (0x5986) Integrated Camera (0x0266), rev 2.00/14.12, addr 4
[     5.079275] video0 at uvideo0: SunplusIT INC. (0x5986) Integrated Camera (0x0266), rev 2.00/14.12, addr 4
[     5.129275] boot device: wd0
[     5.139575] md0: internal 30000 KB image area
[     5.139575] root on md0a dumps on md0b
[     5.139575] dump_misc_init: max_paddr = 0x23d600000
[     5.139575] mountroot: trying lfs...
[     5.139575] mountroot: trying ffs...
[     5.139575] root file system type: ffs
[     5.139575] kern.module.path=/stand/amd64/9.99.93/modules
[     5.139575] clock: unknown CMOS layout
[     5.199272] kern info: [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
[     5.239272] kern info: [drm] Driver supports precise vblank timestamp query.
[     5.279273] i915drmkms0: interrupting at msi4 vec 0 (i915drmkms0)
[     5.399274] kern info: [drm] Initialized i915 1.6.0 20200114 for i915drmkms0 on minor 0
[     5.759270] intelfb0 at i915drmkms0
[     5.799270] kern info: [drm] DRM_I915_DEBUG enabled
[     5.839270] kern info: [drm] DRM_I915_DEBUG_GEM enabled
[     5.879271] intelfb0: framebuffer at 0xdd4fc000, size 1600x900, depth 32, stride 6400
[     6.299267] wsdisplay0 at intelfb0 kbdmux 1: console (default, vt100 emulation), using wskbd0
[     6.349267] wsmux1: connecting to wsdisplay0
[     6.359269] init: copying out path `/sbin/init' 11
[    12.549243] cgd0: GPT GUID: ca254051-f7aa-4e30-8821-c36433e703b5
[    12.549243] dk4 at cgd0: "zpool", 429014092 blocks at 34, type: zfs
[    25.619207] iwn0: link state UP (was DOWN)
[    28.719184] wsdisplay0: screen 1 added (default, vt100 emulation)
[    28.749183] wsdisplay0: screen 2 added (default, vt100 emulation)
[    28.779191] wsdisplay0: screen 3 added (default, vt100 emulation)
[    28.799193] wsdisplay0: screen 4 added (default, vt100 emulation)
[    32.339171] acpibat0: normal capacity on 'charge state'
[    34.649171] /dev/dk1: file system not clean (fs_clean=0x4); please fsck(8)
[    34.649171] /dev/dk1: lost blocks 0 files 0
[    35.499164] acpiacad0: AC adapter offline.
[    36.459169] acpiacad0: AC adapter online.
[   166.338646] set{u,g}id pid 3112 (lxterminal) was invoked by uid 1000 ppid 3324 (lxterminal) with fd 2 closed
[   166.448631] pms_synaptics_input: unusual delay (0.069999 s), scheduling reset
[  9781.190095] panic: kernel diagnostic assertion "!(vma->exec_flags != &eb->flags[i])" failed: file "/home/molly/src/src/sys/external/bsd/drm2/dist/drm/i915/gem/i915_gem_execbuffer.c", line 853 
[  9781.190095] cpu1: Begin traceback...
[  9781.190095] vpanic() at netbsd:vpanic+0x156
[  9781.200079] kern_assert() at netbsd:kern_assert+0x4b
[  9781.210078] eb_release_vmas() at netbsd:eb_release_vmas+0x1c0
[  9781.220080] i915_gem_do_execbuffer() at netbsd:i915_gem_do_execbuffer+0xd3e
[  9781.230080] i915_gem_execbuffer2_ioctl() at netbsd:i915_gem_execbuffer2_ioctl+0x1f9
[  9781.230080] drm_ioctl() at netbsd:drm_ioctl+0x219
[  9781.240078] drm_ioctl_shim() at netbsd:drm_ioctl_shim+0x37
[  9781.250079] sys_ioctl() at netbsd:sys_ioctl+0x56d
[  9781.260079] syscall() at netbsd:syscall+0x196
[  9781.260079] --- syscall (number 54) ---
[  9781.260079] netbsd:syscall+0x196:
[  9781.260079] cpu1: End traceback...

[  9781.260079] dumping to dev 168,2 (offset=91015, size=2085775):
[  9781.260079] dump Kernel lock error: _kernel_lock,239: spinout

[  9785.080062] lock address : 0xffffffff818a5400 type     :               spin
[  9785.080062] initialized  : 0xffffffff80fa5840
[  9785.080062] shared holds :                  0 exclusive:                  0
[  9785.080062] shares wanted:                  0 exclusive:                  0
[  9785.080062] relevant cpu :                  2 last held:                  0
[  9785.080062] relevant lwp : 0xffff84464e0b9340 last held: 000000000000000000
[  9785.080062] last locked  : 0xffffffff80df7367 unlocked*: 0xffffffff80df7389
[  9785.080062] curcpu holds :                  0 wanted by: 0xffff84464e0b9340

>How-To-Repeat:
Unknown.
>Fix:
None known.