On Tue, May 04, 2021 at 10:27:05AM +0200, Matthias Pressfreund wrote:
> >Environment:
> System : OpenBSD 6.9
> Details : OpenBSD 6.9 (GENERIC.MP) #473: Mon Apr 19 10:40:28 MDT
> 2021
>
> dera...@amd64.openbsd.org:/usr/src/sys/arch/amd64/compile/GENERIC.MP
>
> Architecture: OpenBSD.amd64
> Machine : amd64
> >Description:
> After the first boot into a fresh 6.9-stable installation succeeded,
> the system dropped to ddb from the 2nd reboot on. I was connected through the
> serial console only, no monitor connected ...
>
>
> 2nd reboot:
> -----------------------------------------
> >> OpenBSD/amd64 BOOT 3.53
> boot>
> booting sr0a:/bsd: 14419240+3220496+344096+0+1175552
> [1011652+128+1145856+866050]=0x152a750
> entry point at 0xffffffff81001000
> [ using 3024720 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) 1995-2021 OpenBSD. All rights reserved. https://www.OpenBSD.org
>
> OpenBSD 6.9 (GENERIC.MP) #473: Mon Apr 19 10:40:28 MDT 2021
> dera...@amd64.openbsd.org:/usr/src/sys/arch/amd64/compile/GENERIC.MP
> real mem = 4108800000 (3918MB)
> avail mem = 3968888832 (3785MB)
> random: good seed from bootblocks
> mpath0 at root
> scsibus0 at mpath0: 256 targets
> mainbus0 at root
> bios0 at mainbus0: SMBIOS rev. 3.0 @ 0xecef0 (51 entries)
> bios0: vendor American Megatrends Inc. version "D7530A09" date 06/18/2019
> bios0: MiTAC PD14RI
> acpi0 at bios0: ACPI 5.0
> acpi0: sleep states S0 S5
> acpi0: tables DSDT FACP APIC FPDT FIDT MCFG SSDT SSDT SSDT UEFI LPIT CSRT
> acpi0: wakeup devices PS2K(S0) PS2M(S0) BRCM(S0) XHC1(S4) HDEF(S4) RP01(S4)
> PXSX(S4) RP02(S4) PXSX(S4) RP03(S4) PXSX(S4) RP04(S4) PXSX(S4)
> acpitimer0 at acpi0: 3579545 Hz, 24 bits
> acpimadt0 at acpi0 addr 0xfee00000: PC-AT compat
> cpu0 at mainbus0: apid 0 (boot processor)
> cpu0: Intel(R) Pentium(R) CPU N3700 @ 1.60GHz, 1600.45 MHz, 06-4c-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,EST,TM2,SSSE3,CX16,xTPR,PDCM,SSE4.1,SSE4.2,MOVBE,POPCNT,DEADLINE,AES,RDRAND,NXE,RDTSCP,LONG,LAHF,3DNOWP,PERF,ITSC,TSC_ADJUST,SMEP,ERMS,MD_CLEAR,IBRS,IBPB,STIBP,SENSOR,ARAT,MELTDOWN
> cpu0: 1MB 64b/line 16-way L2 cache
> cpu0: smt 0, core 0, package 0
> mtrr: Pentium Pro MTRR support, 8 var ranges, 88 fixed ranges
> cpu0: apic clock running at 80MHz
> cpu0: mwait min=64, max=64, C-substates=0.2.0.0.0.0.3.3, IBE
> cpu1 at mainbus0: apid 2 (application processor)
> cpu1: Intel(R) Pentium(R) CPU N3700 @ 1.60GHz, 1599.97 MHz, 06-4c-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,EST,TM2,SSSE3,CX16,xTPR,PDCM,SSE4.1,SSE4.2,MOVBE,POPCNT,DEADLINE,AES,RDRAND,NXE,RDTSCP,LONG,LAHF,3DNOWP,PERF,ITSC,TSC_ADJUST,SMEP,ERMS,MD_CLEAR,IBRS,IBPB,STIBP,SENSOR,ARAT,MELTDOWN
> cpu1: 1MB 64b/line 16-way L2 cache
> cpu1: smt 0, core 1, package 0
> cpu2 at mainbus0: apid 4 (application processor)
> cpu2: Intel(R) Pentium(R) CPU N3700 @ 1.60GHz, 1599.97 MHz, 06-4c-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,EST,TM2,SSSE3,CX16,xTPR,PDCM,SSE4.1,SSE4.2,MOVBE,POPCNT,DEADLINE,AES,RDRAND,NXE,RDTSCP,LONG,LAHF,3DNOWP,PERF,ITSC,TSC_ADJUST,SMEP,ERMS,MD_CLEAR,IBRS,IBPB,STIBP,SENSOR,ARAT,MELTDOWN
> cpu2: 1MB 64b/line 16-way L2 cache
> cpu2: smt 0, core 2, package 0
> cpu3 at mainbus0: apid 6 (application processor)
> cpu3: Intel(R) Pentium(R) CPU N3700 @ 1.60GHz, 1599.97 MHz, 06-4c-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,EST,TM2,SSSE3,CX16,xTPR,PDCM,SSE4.1,SSE4.2,MOVBE,POPCNT,DEADLINE,AES,RDRAND,NXE,RDTSCP,LONG,LAHF,3DNOWP,PERF,ITSC,TSC_ADJUST,SMEP,ERMS,MD_CLEAR,IBRS,IBPB,STIBP,SENSOR,ARAT,MELTDOWN
> cpu3: 1MB 64b/line 16-way L2 cache
> cpu3: smt 0, core 3, package 0
> ioapic0 at mainbus0: apid 1 pa 0xfec00000, version 20, 115 pins
> acpimcfg0 at acpi0
> acpimcfg0: addr 0xe0000000, bus 0-255
> acpiprt0 at acpi0: bus 0 (PCI0)
> acpiprt1 at acpi0: bus 1 (RP01)
> acpiprt2 at acpi0: bus 2 (RP02)
> acpiprt3 at acpi0: bus -1 (RP03)
> acpiprt4 at acpi0: bus -1 (RP04)
> acpiec0 at acpi0: not present
> acpicmos0 at acpi0
> acpipci0 at acpi0 PCI0: 0x00000000 0x00000011 0x00000001
> "BCM43241" at acpi0 not configured
> acpibtn0 at acpi0: SLPB
> "PNP0C0B" at acpi0 not configured
> acpicpu0 at acpi0: C2(10@500 mwait.1@0x58), C1(1000@1 mwait.1), PSS
> acpicpu1 at acpi0: C2(10@500 mwait.1@0x58), C1(1000@1 mwait.1), PSS
> acpicpu2 at acpi0: C2(10@500 mwait.1@0x58), C1(1000@1 mwait.1), PSS
> acpicpu3 at acpi0: C2(10@500 mwait.1@0x58), C1(1000@1 mwait.1), PSS
> acpipwrres0 at acpi0: ID3C, resource for ISP3
> acpipwrres1 at acpi0: CLK0, resource for CAMD
> acpipwrres2 at acpi0: USBC, resource for XHC1
> acpipwrres3 at acpi0: FN00, resource for FAN0
> acpitz0 at acpi0: critical temperature is 95 degC
> acpivideo0 at acpi0: GFX0
> acpivout0 at acpivideo0: DD1F
> cpu0: using VERW MDS workaround
> cpu0: Enhanced SpeedStep 1600 MHz: speeds: 1601, 1600, 1520, 1440, 1360,
> 1280, 1200, 1120, 1040, 960, 880, 800, 720, 640, 560, 480 MHz
> pci0 at mainbus0 bus 0
> pchb0 at pci0 dev 0 function 0 "Intel Braswell Host" rev 0x21
> inteldrm0 at pci0 dev 2 function 0 "Intel HD Graphics" rev 0x21
> drm0 at inteldrm0
> inteldrm0: msi, CHERRYVIEW, gen 8
> ahci0 at pci0 dev 19 function 0 "Intel Braswell AHCI" rev 0x21: 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, C300-CTFDDAC128M, 0007>
> naa.500a0751030455cf
> sd0: 122104MB, 512 bytes/sector, 250069680 sectors, thin
> sd1 at scsibus1 targ 1 lun 0: <ATA, C300-CTFDDAC128M, 0006>
> naa.500a07510303a338
> sd1: 122104MB, 512 bytes/sector, 250069680 sectors, thin
> xhci0 at pci0 dev 20 function 0 "Intel Braswell xHCI" rev 0x21: msi, xHCI 1.0
> usb0 at xhci0: USB revision 3.0
> uhub0 at usb0 configuration 1 interface 0 "Intel xHCI root hub" rev 3.00/1.00
> addr 1
> "Intel Braswell TXE" rev 0x21 at pci0 dev 26 function 0 not configured
> azalia0 at pci0 dev 27 function 0 "Intel Braswell HD Audio" rev 0x21: msi
> azalia0: codecs: Realtek ALC662, Intel/0x2883, using Realtek ALC662
> audio0 at azalia0
> ppb0 at pci0 dev 28 function 0 "Intel Braswell PCIE" rev 0x21: msi
> pci1 at ppb0 bus 1
> re0 at pci1 dev 0 function 0 "Realtek 8168" rev 0x0c: RTL8168G/8111G
> (0x4c00), msi, address xx:xx:xx:xx:xx:xx
> rgephy0 at re0 phy 7: RTL8251 PHY, rev. 0
> ppb1 at pci0 dev 28 function 1 "Intel Braswell PCIE" rev 0x21: msi
> pci2 at ppb1 bus 2
> ppb2 at pci2 dev 0 function 0 "ASMedia ASM1182e" rev 0x00
> pci3 at ppb2 bus 3
> ppb3 at pci3 dev 3 function 0 "ASMedia ASM1182e" rev 0x00: msi
> pci4 at ppb3 bus 4
> re1 at pci4 dev 0 function 0 "Realtek 8168" rev 0x0c: RTL8168G/8111G
> (0x4c00), msi, address xx:xx:xx:xx:xx:xx
> rgephy1 at re1 phy 7: RTL8251 PHY, rev. 0
> ppb4 at pci3 dev 7 function 0 "ASMedia ASM1182e" rev 0x00: msi
> pci5 at ppb4 bus 5
> re2 at pci5 dev 0 function 0 "Realtek 8168" rev 0x0c: RTL8168G/8111G
> (0x4c00), msi, address xx:xx:xx:xx:xx:xx
> rgephy2 at re2 phy 7: RTL8251 PHY, rev. 0
> pcib0 at pci0 dev 31 function 0 "Intel Braswell PCU LPC" rev 0x21
> ichiic0 at pci0 dev 31 function 3 "Intel Braswell SMBus" rev 0x21: apic 1 int
> 18
> iic0 at ichiic0
> spdmem0 at iic0 addr 0x50: 4GB DDR3 SDRAM PC3-12800 SO-DIMM
> isa0 at pcib0
> isadma0 at isa0
> com0 at isa0 port 0x3f8/8 irq 4: ns16550a, 16 byte fifo
> com0: console
> pckbc0 at isa0 port 0x60/5 irq 1 irq 12
> pckbd0 at pckbc0 (kbd slot)
> wskbd0 at pckbd0 mux 1
> vga0 at isa0 port 0x3b0/48 iomem 0xa0000/131072
> wsdisplay at vga0 not configured
> pcppi0 at isa0 port 0x61
> spkr0 at pcppi0
> wbsio0 at isa0 port 0x2e/2: NCT6792D rev 0x13
> lm1 at wbsio0 port 0xa10/8: NCT6792D
> vmm0 at mainbus0: VMX/EPT (using slow L1TF mitigation)
> uhub1 at uhub0 port 5 configuration 1 interface 0 "Alcor Micro product
> 0x6254" rev 2.00/1.00 addr 2
> vscsi0 at root
> scsibus2 at vscsi0: 256 targets
> softraid0 at root
> scsibus3 at softraid0: 256 targets
> sd2 at scsibus3 targ 1 lun 0: <OPENBSD, SR RAID 1, 006>
> sd2: 122103MB, 512 bytes/sector, 250067198 sectors
> root on sd2a (da12fadb67cf7a4d.a) swap on sd2b dump on sd2b
> uvm_fault(0xffffffff8214ea68, 0xb8, 0, 1) -> e
> kernel: page fault trap, code=0
> Stopped at i915_ggtt_pin+0x29: movq 0xb8(%rdi),%r12
> ddb{2}> show panic
> kernel page fault
> uvm_fault(0xffffffff8214ea68, 0xb8, 0, 1) -> e
> i915_ggtt_pin(0,10000,20) at i915_ggtt_pin+0x29
> end trace frame: 0xffffffff82531bf0, count: 0
> ddb{2}> trace
> i915_ggtt_pin(0,10000,20) at i915_ggtt_pin+0x29
> gen6_ppgtt_pin(ffff800000cb9400) at gen6_ppgtt_pin+0x7c
> __intel_context_do_pin(fffffd817dc8ad80) at __intel_context_do_pin+0xca
> intel_engines_init(ffff800000104c38) at intel_engines_init+0x4b5
> intel_gt_init(ffff800000104c38) at intel_gt_init+0x130
> i915_gem_init(ffff800000100000) at i915_gem_init+0xa3
> i915_driver_probe(ffff800000100000,ffffffff81fc6e90) at
> i915_driver_probe+0x7ed
>
the vma setup is somehow not occuring
gen6_ppgtt_create ppgtt->vma = pd_vma_create(...
__ppgtt_create
i915_ppgtt_create
this should help but isn't a proper fix
Index: sys/dev/pci/drm/i915/i915_vma.c
===================================================================
RCS file: /cvs/src/sys/dev/pci/drm/i915/i915_vma.c,v
retrieving revision 1.5
diff -u -p -r1.5 i915_vma.c
--- sys/dev/pci/drm/i915/i915_vma.c 11 Oct 2020 05:45:33 -0000 1.5
+++ sys/dev/pci/drm/i915/i915_vma.c 4 May 2021 10:13:37 -0000
@@ -1029,8 +1029,13 @@ static void flush_idle_contexts(struct i
int i915_ggtt_pin(struct i915_vma *vma, u32 align, unsigned int flags)
{
- struct i915_address_space *vm = vma->vm;
+ struct i915_address_space *vm;
int err;
+
+ if (vma == NULL)
+ return -EINVAL;
+
+ vm = vma->vm;
GEM_BUG_ON(!i915_vma_is_ggtt(vma));
