>Synopsis: panic: rw_enter: drrs locking against myself
>Category: acpi/drm
>Environment:
System : OpenBSD 6.9
Details : OpenBSD 6.9-beta (GENERIC.MP) #0: Sat Feb 13 14:00:12 PST
2021
[email protected]:/usr/src/sys/arch/amd64/compile/GENERIC.MP
Architecture: OpenBSD.amd64
Machine : amd64
>Description:
The kernel panic'd on wake up. The preserved dmesg is below, it has
seemingly relevant pre-panic chatter.
rw_enter: drrs locking against myself
db_enter() at db_enter+0x10
panic(ffffffff81e2461f) at panic+0x12a
rw_enter(ffff80000025a578,1) at rw_enter+0x26f
intel_edp_drrs_flush(ffff800000258000,101) at intel_edp_drrs_flush+0x64
__intel_fb_flush(ffff800000cccf00,4,101) at __intel_fb_flush+0x9d
__i915_gem_object_flush_frontbuffer(ffff800000cc6f40,4) at
__i915_gem_object_flush_frontbuffer+0x84
intel_prepare_plane_fb(ffff8000005ca400,ffff8000012a6e00) at
intel_prepare_plane_fb+0x2b1
drm_atomic_helper_prepare_planes(ffff800000258078,ffff8000012a8000) at
drm_atomic_helper_prepare_planes+0x7e
intel_atomic_commit(ffff800000258078,ffff8000012a8000,0) at
intel_atomic_commit+0xda
drm_client_modeset_commit_atomic(ffff800000cb6800,1) at
drm_client_modeset_commit_atomic+0x158
drm_client_modeset_commit_locked(ffff800000cb6800) at
drm_client_modeset_commit_locked+0x53
drm_fb_helper_restore_fbdev_mode_unlocked(ffff800000cb6800) at
drm_fb_helper_restore_fbdev_mode_unlocked+0x44
intel_fbdev_restore_mode(ffff800000258078) at
intel_fbdev_restore_mode+0x33
db_ktrap(6,0,ffff8000227a9460) at db_ktrap+0x2c
kerntrap(ffff8000227a9460) at kerntrap+0xa2
alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b
intel_edp_drrs_flush(ffff800000258000,101) at intel_edp_drrs_flush+0x7b
__intel_fb_flush(ffff800000cccf00,4,101) at __intel_fb_flush+0x9d
__i915_gem_object_flush_frontbuffer(ffff800000cc6f40,4) at
__i915_gem_object_flush_frontbuffer+0x84
intel_prepare_plane_fb(ffff8000005ca400,ffff8000012a6800) at
intel_prepare_plane_fb+0x2b1
drm_atomic_helper_prepare_planes(ffff800000258078,ffff80000122b800) at
drm_atomic_helper_prepare_planes+0x7e
intel_atomic_commit(ffff800000258078,ffff80000122b800,0) at
intel_atomic_commit+0xda
drm_atomic_helper_commit_duplicated_state(ffff80000122b800,ffff8000227a97b0) at
drm_atomic_helper_commit_duplicated_state+0x11d
__intel_display_resume(ffff800000258078,ffff80000122b800,ffff8000227a97b0) at
__intel_display_resume+0xb4
intel_display_resume(ffff800000258078) at intel_display_resume+0x90
i915_drm_resume(ffff800000258078) at i915_drm_resume+0x122
inteldrm_activate(ffff800000258000,5) at inteldrm_activate+0x97
config_activate_children(ffff80000015a500,5) at
config_activate_children+0x85
config_activate_children(ffff800000031180,5) at
config_activate_children+0x85
config_suspend_all(5) at config_suspend_all+0x147
acpi_sleep_state(ffff80000002e400,1) at acpi_sleep_state+0x370
acpi_sleep_task(ffff80000002e400,1) at acpi_sleep_task+0x1d
acpi_thread(ffff8000001754a0) at acpi_thread+0x1c8
end trace frame: 0x0, count: -33
>How-To-Repeat:
Not sure if I can easily repro, something to do with multiple displays
and the
external one switching to a different input may be implicated.
>Fix:
Unknown
ACPI dump: https://blackgnezdo.github.io/hp-elitebook-840.tgz
dmesg:
OpenBSD 6.9-beta (GENERIC.MP) #0: Sat Feb 13 14:00:12 PST 2021
[email protected]:/usr/src/sys/arch/amd64/compile/GENERIC.MP
real mem = 17055608832 (16265MB)
avail mem = 16523354112 (15757MB)
random: good seed from bootblocks
mpath0 at root
scsibus0 at mpath0: 256 targets
mainbus0 at root
bios0 at mainbus0: SMBIOS rev. 2.7 @ 0xbbe3f000 (33 entries)
bios0: vendor Hewlett-Packard version "L71 Ver. 01.20" date 07/28/2014
bios0: Hewlett-Packard HP EliteBook 840 G1
acpi0 at bios0: ACPI 5.0
acpi0: sleep states S0 S3 S4 S5
acpi0: tables DSDT FACP HPET APIC MCFG TCPA SSDT SSDT FPDT BGRT SSDT SSDT SSDT
SSDT SSDT ASF! DMAR
acpi0: wakeup devices LANC(S5) EHC1(S3) XHC_(S3) PCIB(S5) NIC_(S5) RP04(S5)
WNIC(S5)
acpitimer0 at acpi0: 3579545 Hz, 24 bits
acpihpet0 at acpi0: 14318179 Hz
acpimadt0 at acpi0 addr 0xfee00000: PC-AT compat
cpu0 at mainbus0: apid 0 (boot processor)
cpu0: Intel(R) Core(TM) i7-4600U CPU @ 2.10GHz, 1995.71 MHz, 06-45-01
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,SRBDS_CTRL,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=0.2.1.2.4.1.1.1, IBE
cpu1 at mainbus0: apid 1 (application processor)
cpu1: Intel(R) Core(TM) i7-4600U CPU @ 2.10GHz, 1995.38 MHz, 06-45-01
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,SRBDS_CTRL,MD_CLEAR,IBRS,IBPB,STIBP,L1DF,SSBD,SENSOR,ARAT,XSAVEOPT,MELTDOWN
cpu1: 256KB 64b/line 8-way L2 cache
cpu1: smt 1, core 0, package 0
cpu2 at mainbus0: apid 2 (application processor)
cpu2: Intel(R) Core(TM) i7-4600U CPU @ 2.10GHz, 1995.39 MHz, 06-45-01
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,SRBDS_CTRL,MD_CLEAR,IBRS,IBPB,STIBP,L1DF,SSBD,SENSOR,ARAT,XSAVEOPT,MELTDOWN
cpu2: 256KB 64b/line 8-way L2 cache
cpu2: smt 0, core 1, package 0
cpu3 at mainbus0: apid 3 (application processor)
cpu3: Intel(R) Core(TM) i7-4600U CPU @ 2.10GHz, 1995.38 MHz, 06-45-01
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,SRBDS_CTRL,MD_CLEAR,IBRS,IBPB,STIBP,L1DF,SSBD,SENSOR,ARAT,XSAVEOPT,MELTDOWN
cpu3: 256KB 64b/line 8-way L2 cache
cpu3: smt 1, core 1, package 0
ioapic0 at mainbus0: apid 0 pa 0xfec00000, version 20, 40 pins
acpimcfg0 at acpi0
acpimcfg0: addr 0xe0000000, bus 0-255
acpiprt0 at acpi0: bus 0 (PCI0)
acpiprt1 at acpi0: bus -1 (PEGP)
acpiprt2 at acpi0: bus 1 (RP01)
acpiprt3 at acpi0: bus 2 (RP04)
acpiprt4 at acpi0: bus 3 (RP06)
acpiprt5 at acpi0: bus -1 (RP07)
acpiprt6 at acpi0: bus -1 (RP08)
acpiec0 at acpi0
"HPQ6001" at acpi0 not configured
acpipci0 at acpi0 PCI0: 0x00000010 0x00000011 0x00000000
acpicmos0 at acpi0
"PNP0A06" at acpi0 not configured
"SYN3003" at acpi0 not configured
"HPQ6007" at acpi0 not configured
acpibat0 at acpi0: BAT0 model "Primary" serial 41076 2014/09/16 type LIon oem
"Hewlett-Packard"
acpibat1 at acpi0: BAT1 not present
acpiac0 at acpi0: AC unit online
acpibtn0 at acpi0: SLPB
acpibtn1 at acpi0: LID_
"PNP0C14" at acpi0 not configured
tpm0 at acpi0 GTPM addr 0xfed40000/0x5000, Infineon SLB9635 1.2 rev 0x10
"INT33A0" at acpi0 not configured
acpicpu0 at acpi0: C3(200@506 mwait.1@0x60), C2(200@148 mwait.1@0x33),
C1(1000@1 mwait.1), PSS
acpicpu1 at acpi0: C3(200@506 mwait.1@0x60), C2(200@148 mwait.1@0x33),
C1(1000@1 mwait.1), PSS
acpicpu2 at acpi0: C3(200@506 mwait.1@0x60), C2(200@148 mwait.1@0x33),
C1(1000@1 mwait.1), PSS
acpicpu3 at acpi0: C3(200@506 mwait.1@0x60), C2(200@148 mwait.1@0x33),
C1(1000@1 mwait.1), PSS
acpipwrres0 at acpi0: APPR, resource for HDEF
acpipwrres1 at acpi0: COMP, resource for COM1
acpipwrres2 at acpi0: LPP_, resource for LPT0
acpipwrres3 at acpi0: PXP6, resource for RP06
acpitz0 at acpi0: critical temperature is 128 degC
acpitz1 at acpi0: critical temperature is 128 degC
acpitz2 at acpi0: critical temperature is 128 degC
acpitz3 at acpi0: critical temperature is 128 degC
acpitz4 at acpi0: critical temperature is 128 degC
acpitz5 at acpi0: critical temperature is 128 degC
acpitz6 at acpi0: critical temperature is 128 degC
acpitz7 at acpi0: critical temperature is 128 degC
acpivideo0 at acpi0: GFX0
acpivout0 at acpivideo0: DD01
cpu0: using VERW MDS workaround (except on vmm entry)
cpu0: Enhanced SpeedStep 1995 MHz: speeds: 2701, 2700, 2600, 2400, 2300, 2100,
2000, 1800, 1700, 1600, 1400, 1300, 1100, 1000, 800, 756 MHz
pci0 at mainbus0 bus 0
pchb0 at pci0 dev 0 function 0 "Intel Core 4G Host" rev 0x0b
inteldrm0 at pci0 dev 2 function 0 "Intel HD Graphics" rev 0x0b
drm0 at inteldrm0
inteldrm0: msi, HASWELL, gen 7
azalia0 at pci0 dev 3 function 0 "Intel Core 4G HD Audio" rev 0x0b: msi
azalia0: No codecs found
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
em0 at pci0 dev 25 function 0 "Intel I218-LM" rev 0x04: msi, address 34:64:*
azalia1 at pci0 dev 27 function 0 "Intel 8 Series HD Audio" rev 0x04: msi
azalia1: codecs: IDT/0x76e0
audio0 at azalia1
ppb0 at pci0 dev 28 function 0 "Intel 8 Series PCIE" rev 0xe4
pci1 at ppb0 bus 1
ppb1 at pci0 dev 28 function 3 "Intel 8 Series PCIE" rev 0xe4: msi
pci2 at ppb1 bus 2
iwm0 at pci2 dev 0 function 0 "Intel Dual Band Wireless AC 7260" rev 0x73, msi
ppb2 at pci0 dev 28 function 5 "Intel 8 Series PCIE" rev 0xe4: msi
pci3 at ppb2 bus 3
ehci0 at pci0 dev 29 function 0 "Intel 8 Series USB" rev 0x04: apic 0 int 17
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
pcib0 at pci0 dev 31 function 0 "Intel 8 Series 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
scsibus1 at ahci0: 32 targets
sd0 at scsibus1 targ 0 lun 0: <ATA, INTEL SSDSC2BF18, LH6i> naa.55cd2e404b57893b
sd0: 171705MB, 512 bytes/sector, 351651888 sectors, thin
ichiic0 at pci0 dev 31 function 3 "Intel 8 Series SMBus" rev 0x04: apic 0 int 18
iic0 at ichiic0
iic0: addr 0x2c 80=04 81=04 82=04 83=04 84=04 85=04 86=04 87=04 fd=01 words
00=ffff 01=ffff 02=ffff 03=ffff 04=ffff 05=ffff 06=ffff 07=ffff
spdmem0 at iic0 addr 0x50: 8GB DDR3 SDRAM PC3-12800 SO-DIMM
spdmem1 at iic0 addr 0x52: 8GB DDR3 SDRAM PC3-12800 SO-DIMM
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
pcppi0 at isa0 port 0x61
spkr0 at pcppi0
vmm0 at mainbus0: VMX/EPT
uhub2 at uhub0 port 3 configuration 1 interface 0 "SMSC USB2134B" rev
2.10/50.00 addr 2
ugen0 at uhub2 port 2 "Intel product 0x07dc" rev 2.00/0.01 addr 3
ugen1 at uhub0 port 5 "Validity Sensors product 0x003f" rev 1.10/1.04 addr 4
uvideo0 at uhub0 port 7 configuration 1 interface 0 "Chicony Electronics
Co.,Ltd. HP HD Webcam" rev 2.00/66.63 addr 5
video0 at uvideo0
uhub3 at uhub0 port 12 configuration 1 interface 0 "SMSC USB5534B" rev
3.00/50.00 addr 6
uhub4 at uhub1 port 1 configuration 1 interface 0 "Intel Rate Matching Hub" rev
2.00/0.04 addr 2
vscsi0 at root
scsibus2 at vscsi0: 256 targets
softraid0 at root
scsibus3 at softraid0: 256 targets
root on sd0a (86a971afbc66ee3f.a) swap on sd0b dump on sd0b
inteldrm0: 1920x1080, 32bpp
wsdisplay0 at inteldrm0 mux 1: console (std, vt100 emulation), using wskbd0
wsdisplay0: screen 1-5 added (std, vt100 emulation)
iwm0: hw rev 0x140, fw ver 17.3216344376.0, address 80:19:*
ugen0 detached
uhub2 detached
ugen1 detached
video0 detached
uvideo0 detached
uhub3 detached
uhub0 detached
uhub4 detached
uhub1 detached
uhub0 at usb0 configuration 1 interface 0 "Intel xHCI root hub" rev 3.00/1.00
addr 1
uhub1 at usb1 configuration 1 interface 0 "Intel EHCI root hub" rev 2.00/1.00
addr 1
uhub2 at uhub0 port 3 configuration 1 interface 0 "SMSC USB2134B" rev
2.10/50.00 addr 2
drm : drm_WARN_ON(!intel_irqs_enabled(dev_priv))ugen0 at uhub2 port 2 "Intel
product 0x07dc" rev 2.00/0.01 addr 3
uhub3 at uhub2 port 4 configuration 1 interface 0 "GenesysLogic USB2.0 Hub" rev
2.00/92.16 addr 4
uhidev0 at uhub3 port 1 configuration 1 interface 0 "Yubico Yubico Gnubby
(gnubby1)" rev 2.00/0.97 addr 5
uhidev0: iclass 3/0
fido0 at uhidev0: input=64, output=64, feature=0
uvideo0 at uhub3 port 2 configuration 1 interface 0 "Logitech HD Pro Webcam
C920" rev 2.00/0.19 addr 6
video0 at uvideo0
uaudio0 at uhub3 port 2 configuration 1 interface 3 "Logitech HD Pro Webcam
C920" rev 2.00/0.19 addr 6
uaudio0: class v1, high-speed, sync, channels: 0 play, 2 rec, 2 ctls
audio1 at uaudio0
uhidev1 at uhub3 port 3 configuration 1 interface 0 "Microsoft Microsoft
3-Button Mouse with IntelliEye(TM)" rev 1.10/3.00 addr 7
uhidev1: iclass 3/1
ums0 at uhidev1: 3 buttons, Z dir
wsmouse1 at ums0 mux 0
uhidev2 at uhub3 port 4 configuration 1 interface 0 "Kinesis Advantage2
Keyboard" rev 2.00/1.00 addr 8
uhidev2: iclass 3/1
ums1 at uhidev2: 3 buttons, Z dir
wsmouse2 at ums1 mux 0
uhidev3 at uhub3 port 4 configuration 1 interface 1 "Kinesis Advantage2
Keyboard" rev 2.00/1.00 addr 8
uhidev3: iclass 3/1
ukbd0 at uhidev3: 8 variable keys, 6 key codes
wskbd1 at ukbd0 mux 1
wskbd1: connecting to wsdisplay0
uhidev4 at uhub3 port 4 configuration 1 interface 2 "Kinesis Advantage2
Keyboard" rev 2.00/1.00 addr 8
uhidev4: iclass 3/0, 2 report ids
uhid0 at uhidev4 reportid 1: input=1, output=0, feature=0
uhid1 at uhidev4 reportid 2: input=1, output=0, feature=0
ugen1 at uhub0 port 5 "Validity Sensors product 0x003f" rev 1.10/1.04 addr 9
uvideo1 at uhub0 port 7 configuration 1 interface 0 "Chicony Electronics
Co.,Ltd. HP HD Webcam" rev 2.00/66.63 addr 10
video1 at uvideo1
uhub4 at uhub0 port 12 configuration 1 interface 0 "SMSC USB5534B" rev
3.00/50.00 addr 11
uhub5 at uhub1 port 1 configuration 1 interface 0 "Intel Rate Matching Hub" rev
2.00/0.04 addr 2
ugen0 detached
fido0 detached
uhidev0 detached
video0 detached
uvideo0 detached
audio1 detached
uaudio0 detached
wsmouse1 detached
ums0 detached
uhidev1 detached
wsmouse2 detached
ums1 detached
uhidev2 detached
wskbd1: disconnecting from wsdisplay0
wskbd1 detached
ukbd0 detached
uhidev3 detached
uhid0 detached
uhid1 detached
uhidev4 detached
uhub3 detached
uhub2 detached
ugen1 detached
video1 detached
uvideo1 detached
drm:pid76163:intel_dp_link_training_clock_recovery *ERROR* [drm] *ERROR* failed
to enable link training
uhub4 detached
uhub0 detached
uhub5 detached
uhub1 detached
uhub0 at usb0 configuration 1 interface 0 "Intel xHCI root hub" rev 3.00/1.00
addr 1
uhub1 at usb1 configuration 1 interface 0 "Intel EHCI root hub" rev 2.00/1.00
addr 1
drm:pid76163:intel_dp_aux_xfer *ERROR* [drm] *ERROR* AUX A/port A: not done
(status 0x000300e1)
drm : drm_WARN_ON(!intel_irqs_enabled(dev_priv))drm :
drm_WARN_ON(!intel_irqs_enabled(dev_priv))vblank wait timed out on crtc 0
vblank wait timed out on crtc 0
uhub2 at uhub0 port 3 configuration 1 interface 0 "SMSC USB2134B" rev
2.10/50.00 addr 2
ugen0 at uhub2 port 2 "Intel product 0x07dc" rev 2.00/0.01 addr 3
uhub3 at uhub2 port 4 configuration 1 interface 0 "GenesysLogic USB2.0 Hub" rev
2.00/92.16 addr 4
uhidev0 at uhub3 port 1 configuration 1 interface 0 "Yubico Yubico Gnubby
(gnubby1)" rev 2.00/0.97 addr 5
uhidev0: iclass 3/0
fido0 at uhidev0: input=64, output=64, feature=0
uhidev1 at uhub3 port 3 configuration 1 interface 0 "Microsoft Microsoft
3-Button Mouse with IntelliEye(TM)" rev 1.10/3.00 addr 6
uhidev1: iclass 3/1
ums0 at uhidev1: 3 buttons, Z dir
wsmouse1 at ums0 mux 0
ugen1 at uhub0 port 5 "Validity Sensors product 0x003f" rev 1.10/1.04 addr 7
uvideo0 at uhub0 port 7 configuration 1 interface 0 "Chicony Electronics
Co.,Ltd. HP HD Webcam" rev 2.00/66.63 addr 8
video0 at uvideo0
uhub4 at uhub0 port 12 configuration 1 interface 0 "SMSC USB5534B" rev
3.00/50.00 addr 9
uhub5 at uhub1 port 1 configuration 1 interface 0 "Intel Rate Matching Hub" rev
2.00/0.04 addr 2
uvideo1 at uhub3 port 2 configuration 1 interface 0 "Logitech HD Pro Webcam
C920" rev 2.00/0.19 addr 10
video1 at uvideo1
uaudio0 at uhub3 port 2 configuration 1 interface 3 "Logitech HD Pro Webcam
C920" rev 2.00/0.19 addr 10
uaudio0: class v1, high-speed, sync, channels: 0 play, 2 rec, 2 ctls
audio1 at uaudio0
uhidev2 at uhub3 port 4 configuration 1 interface 0 "Kinesis Advantage2
Keyboard" rev 2.00/1.00 addr 11
uhidev2: iclass 3/1
ums1 at uhidev2: 3 buttons, Z dir
wsmouse2 at ums1 mux 0
uhidev3 at uhub3 port 4 configuration 1 interface 1 "Kinesis Advantage2
Keyboard" rev 2.00/1.00 addr 11
uhidev3: iclass 3/1
ukbd0 at uhidev3: 8 variable keys, 6 key codes
wskbd1 at ukbd0 mux 1
wskbd1: connecting to wsdisplay0
uhidev4 at uhub3 port 4 configuration 1 interface 2 "Kinesis Advantage2
Keyboard" rev 2.00/1.00 addr 11
uhidev4: iclass 3/0, 2 report ids
uhid0 at uhidev4 reportid 1: input=1, output=0, feature=0
uhid1 at uhidev4 reportid 2: input=1, output=0, feature=0
[drm] *ERROR* [CRTC:45:pipe \\] flip_done timed out
attached crtc is active, but connector isn't
crtc active state doesn't match with hw state (expected 1, found 0)
[ENCODER:76] active 0 with crtc active 1
drm:pid76163:pipe_config_mismatch *ERROR* [drm] *ERROR* [CRTC:45:pipe \\]
mismatch in cpu_transcoder 0xffff80002277cc08V
drm:pid76163:pipe_config_mismatch *ERROR* [drm] *ERROR* [CRTC:45:pipe \\]
mismatch in lane_count 0xffff80002277cc08V
drm:pid76163:pipe_config_mismatch *ERROR* [drm] *ERROR* [CRTC:45:pipe \\]
mismatch in dp_m_n 0xffff80002277cbc8V
drm:pid76163:pipe_config_mismatch *ERROR* [drm] *ERROR* [CRTC:45:pipe \\]
mismatch in dp_m2_n2 0xffff80002277cbc8V
drm:pid76163:pipe_config_mismatch *ERROR* [drm] *ERROR* [CRTC:45:pipe \\]
mismatch in output_types 0xffff80002277cc08V
drm:pid76163:pipe_config_mismatch *ERROR* [drm] *ERROR* [CRTC:45:pipe \\]
mismatch in hw.adjusted_mode.crtc_hdisplay 0xffff80002277cc08V
drm:pid76163:pipe_config_mismatch *ERROR* [drm] *ERROR* [CRTC:45:pipe \\]
mismatch in hw.adjusted_mode.crtc_htotal 0xffff80002277cc08V
drm:pid76163:pipe_config_mismatch *ERROR* [drm] *ERROR* [CRTC:45:pipe \\]
mismatch in hw.adjusted_mode.crtc_hblank_start 0xffff80002277cc08V
drm:pid76163:pipe_config_mismatch *ERROR* [drm] *ERROR* [CRTC:45:pipe \\]
mismatch in hw.adjusted_mode.crtc_hblank_end 0xffff80002277cc08V
drm:pid76163:pipe_config_mismatch *ERROR* [drm] *ERROR* [CRTC:45:pipe \\]
mismatch in hw.adjusted_mode.crtc_hsync_start 0xffff80002277cc08V
drm:pid76163:pipe_config_mismatch *ERROR* [drm] *ERROR* [CRTC:45:pipe \\]
mismatch in hw.adjusted_mode.crtc_hsync_end 0xffff80002277cc08V
drm:pid76163:pipe_config_mismatch *ERROR* [drm] *ERROR* [CRTC:45:pipe \\]
mismatch in hw.adjusted_mode.crtc_vdisplay 0xffff80002277cc08V
drm:pid76163:pipe_config_mismatch *ERROR* [drm] *ERROR* [CRTC:45:pipe \\]
mismatch in hw.adjusted_mode.crtc_vtotal 0xffff80002277cc08V
drm:pid76163:pipe_config_mismatch *ERROR* [drm] *ERROR* [CRTC:45:pipe \\]
mismatch in hw.adjusted_mode.crtc_vblank_start 0xffff80002277cc08V
drm:pid76163:pipe_config_mismatch *ERROR* [drm] *ERROR* [CRTC:45:pipe \\]
mismatch in hw.adjusted_mode.crtc_vblank_end 0xffff80002277cc08V
drm:pid76163:pipe_config_mismatch *ERROR* [drm] *ERROR* [CRTC:45:pipe \\]
mismatch in hw.adjusted_mode.crtc_vsync_start 0xffff80002277cc08V
drm:pid76163:pipe_config_mismatch *ERROR* [drm] *ERROR* [CRTC:45:pipe \\]
mismatch in hw.adjusted_mode.crtc_vsync_end 0xffff80002277cc08V
drm:pid76163:pipe_config_mismatch *ERROR* [drm] *ERROR* [CRTC:45:pipe \\]
mismatch in pixel_multiplier 0xffff80002277cc08V
drm:pid76163:pipe_config_mismatch *ERROR* [drm] *ERROR* [CRTC:45:pipe \\]
mismatch in output_format 0xffff80002277cc08V
drm:pid76163:pipe_config_mismatch *ERROR* [drm] *ERROR* [CRTC:45:pipe \\]
mismatch in hw.adjusted_mode.flags 0xffff80002277cbf8V
drm:pid76163:pipe_config_mismatch *ERROR* [drm] *ERROR* [CRTC:45:pipe \\]
mismatch in hw.adjusted_mode.flags 0xffff80002277cbf8V
drm:pid76163:pipe_config_mismatch *ERROR* [drm] *ERROR* [CRTC:45:pipe \\]
mismatch in pipe_src_w 0xffff80002277cc08V
drm:pid76163:pipe_config_mismatch *ERROR* [drm] *ERROR* [CRTC:45:pipe \\]
mismatch in pipe_src_h 0xffff80002277cc08V
drm:pid76163:pipe_config_mismatch *ERROR* [drm] *ERROR* [CRTC:45:pipe \\]
mismatch in pixel_rate 0xffff80002277cc08V
drm:pid76163:pipe_config_mismatch *ERROR* [drm] *ERROR* [CRTC:45:pipe \\]
mismatch in csc_mode 0xffff80002277cc08V
drm:pid76163:pipe_config_mismatch *ERROR* [drm] *ERROR* [CRTC:45:pipe \\]
mismatch in gamma_enable 0xffff80002277cc08V
drm:pid76163:pipe_config_mismatch *ERROR* [drm] *ERROR* [CRTC:45:pipe \\]
mismatch in linetime 0xffff80002277cc08V
drm:pid76163:pipe_config_mismatch *ERROR* [drm] *ERROR* [CRTC:45:pipe \\]
mismatch in ips_linetime 0xffff80002277cc08V
drm:pid76163:pipe_config_mismatch *ERROR* [drm] *ERROR* [CRTC:45:pipe \\]
mismatch in shared_dpll 0xffff80002277cc08V
drm:pid76163:pipe_config_mismatch *ERROR* [drm] *ERROR* [CRTC:45:pipe \\]
mismatch in pipe_bpp 0xffff80002277cc08V
drm:pid76163:pipe_config_mismatch *ERROR* [drm] *ERROR* [CRTC:45:pipe \\]
mismatch in hw.adjusted_mode.crtc_clock 0xffff80002277cc08V
drm:pid76163:pipe_config_mismatch *ERROR* [drm] *ERROR* [CRTC:45:pipe \\]
mismatch in port_clock 0xffff80002277cc08V
pipe state doesn't match!
WARNING !list_empty(&dev->vblank_event_list) failed at
/home/greg/s/src/sys/dev/pci/drm/drm_vblank.c:1323
WARNING !list_empty(&dev->vblank_event_list) failed at
/home/greg/s/src/sys/dev/pci/drm/drm_vblank.c:1323
WARNING !list_empty(&dev->vblank_event_list) failed at
/home/greg/s/src/sys/dev/pci/drm/drm_vblank.c:1323
drm : drm_WARN_ON(put_domains)drm :
drm_WARN_ON(was_visible)uvm_fault(0xffffffff8220ff68, 0x4a8, 0, 1) -> e
drm : drm_WARN_ON(was_visible)Global state not read locked
panic: rw_enter: drrs locking against myself
Stopped at db_enter+0x10: popq %rbp
TID PID UID PRFLAGS PFLAGS CPU COMMAND
52457 87676 35 0x100010 0 2 xconsole
451149 55361 77 0x100010 0x80 3 dhclient
428258 71563 0 0x14000 0x200 1 drmwq
*267777 932 0 0x14000 0x40000200 0K acpi0
db_enter() at db_enter+0x10
panic(ffffffff81e2461f) at panic+0x12a
rw_enter(ffff80000025a578,1) at rw_enter+0x26f
intel_edp_drrs_flush(ffff800000258000,101) at intel_edp_drrs_flush+0x64
__intel_fb_flush(ffff800000cccf00,4,101) at __intel_fb_flush+0x9d
__i915_gem_object_flush_frontbuffer(ffff800000cc6f40,4) at
__i915_gem_object_flush_frontbuffer+0x84
intel_prepare_plane_fb(ffff8000005ca400,ffff8000012a6e00) at
intel_prepare_plane_fb+0x2b1
drm_atomic_helper_prepare_planes(ffff800000258078,ffff8000012a8000) at
drm_atomic_helper_prepare_planes+0x7e
intel_atomic_commit(ffff800000258078,ffff8000012a8000,0) at
intel_atomic_commit+0xda
drm_client_modeset_commit_atomic(ffff800000cb6800,1) at
drm_client_modeset_commit_atomic+0x158
drm_client_modeset_commit_locked(ffff800000cb6800) at
drm_client_modeset_commit_locked+0x53
drm_fb_helper_restore_fbdev_mode_unlocked(ffff800000cb6800) at
drm_fb_helper_restore_fbdev_mode_unlocked+0x44
intel_fbdev_restore_mode(ffff800000258078) at intel_fbdev_restore_mode+0x33
db_ktrap(6,0,ffff8000227a9460) at db_ktrap+0x2c
end trace frame: 0xffff8000227a9450, count: 0
https://www.openbsd.org/ddb.html describes the minimum info required in bug
reports. Insufficient info makes it difficult to find and fix bugs.
ddb{0}> PID TID PPID UID S FLAGS WAIT COMMAND
85106 131264 1 1000 3 0xb2 poll xlock
6637 378740 52375 1000 3 0x200082 poll xmobar
62070 484650 52375 1000 3 0x1000b0 poll ssh-agent
807 161035 1 1000 3 0x82 select xwrits
52375 364966 6611 1000 3 0x200082 poll xmonad-x86_64-op
6611 262898 57606 1000 3 0x10008a sigsusp sh
87676 52457 1 35 7 0x100010 xconsole
28968 363923 1 0 3 0x80 netio xconsole
57606 22486 26639 0 3 0x100080 wait xenodm
76755 55003 24503 0 3 0x100080 netio Xorg
71126 487599 1 0 3 0x100083 ttyin getty
63599 159102 1 0 3 0x100083 ttyin getty
69052 444367 1 0 3 0x100083 ttyin getty
20031 446128 1 0 3 0x100083 ttyin getty
74652 469451 1 0 3 0x100083 ttyin getty
24503 382479 26639 35 3 0x12 drmioc Xorg
24503 232787 26639 35 3 0x4000092 poll Xorg
26639 270363 1 0 3 0x88 sigsusp xenodm
10437 141659 1 0 3 0x100098 poll cron
41749 204976 1 0 3 0x80 kqread apmd
36580 101054 1 99 3 0x100090 poll sndiod
21587 43258 1 110 3 0x100090 poll sndiod
37179 479048 1 0 3 0x100080 kqread vmd
20437 130263 1 107 3 0x100092 kqread vmd
42391 116922 1 107 3 0x100092 kqread vmd
93990 216323 1 0 3 0x92 kqread vmd
55566 113893 1 0 3 0x80 select sshd
81496 462987 1 0 3 0x100080 poll ntpd
53179 388720 73833 83 3 0x100092 poll ntpd
73833 477282 1 83 3 0x100092 poll ntpd
69739 185697 20788 74 3 0x100092 bpf pflogd
20788 462170 1 0 3 0x80 netio pflogd
86704 205269 23197 73 3 0x100090 kqread syslogd
23197 469249 1 0 3 0x100082 netio syslogd
1660 266135 1 77 3 0x100090 poll dhclient
75212 509158 1 0 3 0x80 poll dhclient
55361 451149 1 77 7 0x100090 dhclient
82892 280411 1 0 3 0x80 poll dhclient
95284 135293 66882 115 3 0x100092 kqread slaacd
31483 132905 66882 115 3 0x100092 kqread slaacd
66882 329073 1 0 3 0x100080 kqread slaacd
80869 243156 0 0 3 0x14200 bored i915-userptr-acq
41126 440569 0 0 3 0x14200 bored i915_flip
49344 522103 0 0 3 0x14200 bored i915_modeset
56828 301418 0 0 3 0x14200 bored i915-dp
74877 496481 0 0 3 0x14200 bored i915
64575 442992 0 0 3 0x14200 bored smr
72441 204319 0 0 3 0x14200 pgzero zerothread
29784 237342 0 0 3 0x14200 aiodoned aiodoned
84318 53621 0 0 3 0x14200 syncer update
87047 160994 0 0 3 0x14200 cleaner cleaner
82077 397218 0 0 3 0x14200 reaper reaper
68792 408248 0 0 3 0x14200 pgdaemon pagedaemon
95467 160111 0 0 3 0x14200 bored crynlk
43609 112395 0 0 3 0x14200 bored crypto
90774 17329 0 0 3 0x14200 bored iwmns
18399 268165 0 0 3 0x14200 usbtsk usbtask
44981 110451 0 0 3 0x14200 usbatsk usbatsk
32593 249830 0 0 3 0x14200 bored drmtskl
77632 262851 0 0 3 0x14200 bored drmlwq
44054 512640 0 0 3 0x14200 bored drmlwq
92255 230158 0 0 3 0x14200 bored drmlwq
37906 386065 0 0 3 0x14200 bored drmlwq
47603 300405 0 0 3 0x14200 bored drmubwq
379 128096 0 0 3 0x14200 bored drmubwq
19521 488996 0 0 3 0x14200 bored drmubwq
73966 451936 0 0 3 0x14200 bored drmubwq
3914 168323 0 0 3 0x14200 bored drmhpwq
20635 335179 0 0 3 0x14200 bored drmhpwq
23834 25137 0 0 3 0x14200 bored drmhpwq
11652 200599 0 0 3 0x14200 bored drmhpwq
35403 66492 0 0 2 0x14200 drmwq
53490 314262 0 0 2 0x14200 drmwq
71563 428258 0 0 7 0x14200 drmwq
67639 406703 0 0 3 0x14200 bored drmwq
* 932 267777 0 0 7 0x40014200 acpi0
30725 348176 0 0 3 0x40014200 idle3
83289 101780 0 0 3 0x40014200 idle2
89007 186572 0 0 3 0x14200 bored sensors
65497 289124 0 0 3 0x14200 bored softnet
30927 32982 0 0 3 0x14200 bored systqmp
76163 260778 0 0 2 0x14200 systq
2127 245939 0 0 3 0x40014200 bored softclock
53285 260521 0 0 3 0x40014200 idle0
1 50660 0 0 3 0x82 wait init
0 0 -1 0 3 0x10200 scheduler swapper
ddb{0}> rw_enter: drrs locking against myself
ddb{0}> db_enter() at db_enter+0x10
panic(ffffffff81e2461f) at panic+0x12a
rw_enter(ffff80000025a578,1) at rw_enter+0x26f
intel_edp_drrs_flush(ffff800000258000,101) at intel_edp_drrs_flush+0x64
__intel_fb_flush(ffff800000cccf00,4,101) at __intel_fb_flush+0x9d
__i915_gem_object_flush_frontbuffer(ffff800000cc6f40,4) at
__i915_gem_object_flush_frontbuffer+0x84
intel_prepare_plane_fb(ffff8000005ca400,ffff8000012a6e00) at
intel_prepare_plane_fb+0x2b1
drm_atomic_helper_prepare_planes(ffff800000258078,ffff8000012a8000) at
drm_atomic_helper_prepare_planes+0x7e
intel_atomic_commit(ffff800000258078,ffff8000012a8000,0) at
intel_atomic_commit+0xda
drm_client_modeset_commit_atomic(ffff800000cb6800,1) at
drm_client_modeset_commit_atomic+0x158
drm_client_modeset_commit_locked(ffff800000cb6800) at
drm_client_modeset_commit_locked+0x53
drm_fb_helper_restore_fbdev_mode_unlocked(ffff800000cb6800) at
drm_fb_helper_restore_fbdev_mode_unlocked+0x44
intel_fbdev_restore_mode(ffff800000258078) at intel_fbdev_restore_mode+0x33
db_ktrap(6,0,ffff8000227a9460) at db_ktrap+0x2c
kerntrap(ffff8000227a9460) at kerntrap+0xa2
alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b
intel_edp_drrs_flush(ffff800000258000,101) at intel_edp_drrs_flush+0x7b
__intel_fb_flush(ffff800000cccf00,4,101) at __intel_fb_flush+0x9d
__i915_gem_object_flush_frontbuffer(ffff800000cc6f40,4) at
__i915_gem_object_flush_frontbuffer+0x84
intel_prepare_plane_fb(ffff8000005ca400,ffff8000012a6800) at
intel_prepare_plane_fb+0x2b1
drm_atomic_helper_prepare_planes(ffff800000258078,ffff80000122b800) at
drm_atomic_helper_prepare_planes+0x7e
intel_atomic_commit(ffff800000258078,ffff80000122b800,0) at
intel_atomic_commit+0xda
drm_atomic_helper_commit_duplicated_state(ffff80000122b800,ffff8000227a97b0) at
drm_atomic_helper_commit_duplicated_state+0x11d
__intel_display_resume(ffff800000258078,ffff80000122b800,ffff8000227a97b0) at
__intel_display_resume+0xb4
intel_display_resume(ffff800000258078) at intel_display_resume+0x90
i915_drm_resume(ffff800000258078) at i915_drm_resume+0x122
inteldrm_activate(ffff800000258000,5) at inteldrm_activate+0x97
config_activate_children(ffff80000015a500,5) at config_activate_children+0x85
config_activate_children(ffff800000031180,5) at config_activate_children+0x85
config_suspend_all(5) at config_suspend_all+0x147
acpi_sleep_state(ffff80000002e400,1) at acpi_sleep_state+0x370
acpi_sleep_task(ffff80000002e400,1) at acpi_sleep_task+0x1d
acpi_thread(ffff8000001754a0) at acpi_thread+0x1c8
end trace frame: 0x0, count: -33
ddb{0}> PROC (acpi0) pid=267777 stat=onproc
flags process=14000<NOZOMBIE,SYSTEM> proc=40000200<SYSTEM,CPUPEG>
pri=0, usrpri=50, nice=20
forw=0xffffffffffffffff, list=0xffff800022768d20,0xffff800022769cf0
process=0xffff80002279cbf0 user=0xffff8000227a4000,
vmspace=0xffffffff8220ff68
estcpu=0, cpticks=0, pctcpu=0.14
user=0, sys=0, intr=0
addb{0}> syncing disks...16 16 16 16 d
