I have reverted the patch. Let's see if I could somehow reproduce the problem myself so I can study it.
On Mon, May 25, 2020 at 03:21:01PM +0100, Stuart Henderson wrote: > visa pointed me at sys/kern/kern_event.c r1.132 as a possibility - > I reverted that yesterday and haven't seen the system hang yet. > That's not conclusive but considering how things were going before, > I think it would have happened by now. > > > On 2020/05/23 23:41, Stuart Henderson wrote: > > I have some hangs with my main workstation running -current if I'm > > running X. I've seen it a couple of times in a day - unsure of anything > > in particular that triggers it (I thought maybe browser-related but > > I've seen it while not actively using a browser too). When it happens > > I can't access DDB via BREAK, and there's nothing on the console > > from an MP_LOCKDEBUG kernel. Nothing stands out with WITNESS either > > (vmmaplk/inode lock order reversal during boot after attaching root, > > but I don't think that's unusual). > > > > I haven't triggered it if X is not running. I've now installed 6.7-release > > files over the top and haven't triggered it yet with that either (12h > > uptime on that now - I was lucky if it got to 3 or 4 hours before). > > (The last couple of times I did trigger it, fsck had to work quite hard > > afterwards). > > > > Any ideas where to poke or of any suspicious commits? I had a look > > through the post-6.7 history but nothing stood out. The window of when > > it started in snapshots seems to be between release and something like > > GENERIC.MP #201: Tue May 19 18:18:29 MDT. > > > > > > OpenBSD 6.7 (GENERIC.MP) #182: Thu May 7 11:11:58 MDT 2020 > > [email protected]:/usr/src/sys/arch/amd64/compile/GENERIC.MP > > real mem = 34247069696 (32660MB) > > avail mem = 33196531712 (31658MB) > > mpath0 at root > > scsibus0 at mpath0: 256 targets > > mainbus0 at root > > bios0 at mainbus0: SMBIOS rev. 2.7 @ 0xec400 (92 entries) > > bios0: vendor Dell Inc. version "A12" date 05/11/2017 > > bios0: Dell Inc. PowerEdge T20 > > acpi0 at bios0: ACPI 5.0 > > acpi0: sleep states S0 S4 S5 > > acpi0: tables DSDT FACP APIC FPDT SLIC LPIT SSDT SSDT SSDT HPET SSDT MCFG > > SSDT ASF! DMAR > > acpi0: wakeup devices UAR1(S4) RP01(S4) PXSX(S4) RP02(S4) PXSX(S4) PXSX(S4) > > RP05(S4) PXSX(S4) PXSX(S4) PXSX(S4) PXSX(S4) GLAN(S4) EHC1(S3) EHC2(S3) > > XHC_(S4) HDEF(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) Xeon(R) CPU E3-1225 v3 @ 3.20GHz, 3392.66 MHz, 06-3c-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,PERF,ITSC,FSGSBASE,TSC_ADJUST,BMI1,AVX2,SMEP,BMI2,ERMS,INVPCID,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, IBE > > cpu1 at mainbus0: apid 2 (application processor) > > cpu1: Intel(R) Xeon(R) CPU E3-1225 v3 @ 3.20GHz, 3392.16 MHz, 06-3c-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,PERF,ITSC,FSGSBASE,TSC_ADJUST,BMI1,AVX2,SMEP,BMI2,ERMS,INVPCID,MD_CLEAR,IBRS,IBPB,STIBP,L1DF,SSBD,SENSOR,ARAT,XSAVEOPT,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 E3-1225 v3 @ 3.20GHz, 3392.16 MHz, 06-3c-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,PERF,ITSC,FSGSBASE,TSC_ADJUST,BMI1,AVX2,SMEP,BMI2,ERMS,INVPCID,MD_CLEAR,IBRS,IBPB,STIBP,L1DF,SSBD,SENSOR,ARAT,XSAVEOPT,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 E3-1225 v3 @ 3.20GHz, 3392.16 MHz, 06-3c-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,PERF,ITSC,FSGSBASE,TSC_ADJUST,BMI1,AVX2,SMEP,BMI2,ERMS,INVPCID,MD_CLEAR,IBRS,IBPB,STIBP,L1DF,SSBD,SENSOR,ARAT,XSAVEOPT,MELTDOWN > > cpu3: 256KB 64b/line 8-way L2 cache > > cpu3: smt 0, core 3, package 0 > > ioapic0 at mainbus0: apid 8 pa 0xfec00000, version 20, 24 pins > > acpihpet0 at acpi0: 14318179 Hz > > acpimcfg0 at acpi0 > > acpimcfg0: addr 0xf8000000, bus 0-63 > > acpiprt0 at acpi0: bus 0 (PCI0) > > acpiprt1 at acpi0: bus 2 (RP01) > > acpiprt2 at acpi0: bus 3 (RP02) > > acpiprt3 at acpi0: bus 5 (RP05) > > acpiprt4 at acpi0: bus 1 (PEG0) > > acpiprt5 at acpi0: bus -1 (PEG1) > > acpiprt6 at acpi0: bus -1 (PEG2) > > acpiec0 at acpi0: not present > > acpicpu0 at acpi0: C2(200@148 mwait.1@0x33), C1(1000@1 mwait.1), PSS > > acpicpu1 at acpi0: C2(200@148 mwait.1@0x33), C1(1000@1 mwait.1), PSS > > acpicpu2 at acpi0: C2(200@148 mwait.1@0x33), C1(1000@1 mwait.1), PSS > > acpicpu3 at acpi0: C2(200@148 mwait.1@0x33), C1(1000@1 mwait.1), PSS > > acpitz0 at acpi0: critical temperature is 105 degC > > acpitz1 at acpi0: critical temperature is 105 degC > > acpipci0 at acpi0 PCI0: 0x00000000 0x00000011 0x00000001 > > acpicmos0 at acpi0 > > acpibtn0 at acpi0: PWRB > > "PNP0C14" at acpi0 not configured > > acpivideo0 at acpi0: GFX0 > > acpivout0 at acpivideo0: DD1F > > cpu0: using VERW MDS workaround (except on vmm entry) > > cpu0: Enhanced SpeedStep 3392 MHz: speeds: 3201, 3200, 3000, 2900, 2700, > > 2500, 2300, 2200, 2000, 1800, 1700, 1500, 1300, 1100, 1000, 800 MHz > > pci0 at mainbus0 bus 0 > > pchb0 at pci0 dev 0 function 0 "Intel Xeon E3-1200 v3 Host" rev 0x06 > > ppb0 at pci0 dev 1 function 0 "Intel Core 4G PCIE" rev 0x06: msi > > pci1 at ppb0 bus 1 > > em0 at pci1 dev 0 function 0 "Intel 82572EI" rev 0x06: apic 8 int 16, > > address 00:15:17:8e:79:85 > > inteldrm0 at pci0 dev 2 function 0 "Intel HD Graphics P4600" rev 0x06 > > drm0 at inteldrm0 > > inteldrm0: msi, HASWELL, gen 7 > > 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 > > puc0 at pci0 dev 22 function 3 "Intel 8 Series KT" rev 0x04: ports: 16 com > > com4 at puc0 port 0 apic 8 int 19: ns16550a, 16 byte fifo > > com4: probed fifo depth: 0 bytes > > em1 at pci0 dev 25 function 0 "Intel I217-LM" rev 0x04: msi, address > > f8:b1:56:ac:32:76 > > ehci0 at pci0 dev 26 function 0 "Intel 8 Series USB" rev 0x04: apic 8 int 16 > > 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 > > azalia0 at pci0 dev 27 function 0 "Intel 8 Series HD Audio" rev 0x04: msi > > azalia0: codecs: Realtek/0x0280 > > audio0 at azalia0 > > ppb1 at pci0 dev 28 function 0 "Intel 8 Series PCIE" rev 0xd4 > > pci2 at ppb1 bus 2 > > ppb2 at pci0 dev 28 function 1 "Intel 8 Series PCIE" rev 0xd4: msi > > pci3 at ppb2 bus 3 > > ppb3 at pci3 dev 0 function 0 "TI XIO2001 PCIE-PCI" rev 0x00 > > pci4 at ppb3 bus 4 > > ppb4 at pci0 dev 28 function 4 "Intel 8 Series PCIE" rev 0xd4: msi > > pci5 at ppb4 bus 5 > > nvme0 at pci5 dev 0 function 0 "Samsung SM961/PM961 NVMe" rev 0x00: msix, > > NVMe 1.2 > > nvme0: SAMSUNG MZVLW256HEHP-000L7, firmware 4L7QCXB7, serial S35ENX0J765205 > > scsibus1 at nvme0: 2 targets, initiator 0 > > sd0 at scsibus1 targ 1 lun 0: <NVMe, SAMSUNG MZVLW256, 4L7Q> > > sd0: 244198MB, 512 bytes/sector, 500118192 sectors > > ehci1 at pci0 dev 29 function 0 "Intel 8 Series USB" rev 0x04: apic 8 int 23 > > usb2 at ehci1: USB revision 2.0 > > uhub2 at usb2 configuration 1 interface 0 "Intel EHCI root hub" rev > > 2.00/1.00 addr 1 > > pcib0 at pci0 dev 31 function 0 "Intel C226 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 > > scsibus2 at ahci0: 32 targets > > sd1 at scsibus2 targ 0 lun 0: <ATA, Samsung SSD 860, RVT0> > > naa.5002538e9984204d > > sd1: 476940MB, 512 bytes/sector, 976773168 sectors, thin > > ichiic0 at pci0 dev 31 function 3 "Intel 8 Series SMBus" rev 0x04: apic 8 > > int 18 > > iic0 at ichiic0 > > sdtemp0 at iic0 addr 0x18: stts2002 > > sdtemp1 at iic0 addr 0x19: stts2002 > > sdtemp2 at iic0 addr 0x1a: stts2002 > > sdtemp3 at iic0 addr 0x1b: stts2002 > > spdmem0 at iic0 addr 0x50: 8GB DDR3 SDRAM ECC PC3-12800 with thermal sensor > > spdmem1 at iic0 addr 0x51: 8GB DDR3 SDRAM ECC PC3-12800 with thermal sensor > > spdmem2 at iic0 addr 0x52: 8GB DDR3 SDRAM ECC PC3-12800 with thermal sensor > > spdmem3 at iic0 addr 0x53: 8GB DDR3 SDRAM ECC PC3-12800 with thermal sensor > > 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: console keyboard > > pcppi0 at isa0 port 0x61 > > spkr0 at pcppi0 > > wbsio0 at isa0 port 0x2e/2 rev 0x00 > > vmm0 at mainbus0: VMX/EPT > > uhub3 at uhub0 port 3 configuration 1 interface 0 "Genesys Logic USB2.0 > > Hub" rev 2.00/77.64 addr 2 > > uhub4 at uhub3 port 4 configuration 1 interface 0 "Genesys Logic USB2.0 > > Hub" rev 2.00/77.64 addr 3 > > uhub5 at uhub0 port 4 configuration 1 interface 0 "Texas Instruments > > product 0x8142" rev 2.10/1.00 addr 4 > > uhub6 at uhub5 port 4 configuration 1 interface 0 "Texas Instruments > > product 0x8142" rev 2.10/1.00 addr 5 > > uhub7 at uhub0 port 5 configuration 1 interface 0 "GenesysLogic USB2.0 Hub" > > rev 2.00/92.24 addr 6 > > uhub7: device problem, disabling port 1 > > uaudio0 at uhub7 port 2 configuration 1 interface 1 "GN Netcom GN 9350" rev > > 2.00/1.00 addr 7 > > uaudio0: class v1, full-speed, sync, channels: 1 play, 1 rec, 4 ctls > > audio1 at uaudio0 > > uhidev0 at uhub7 port 2 configuration 1 interface 3 "GN Netcom GN 9350" rev > > 2.00/1.00 addr 7 > > uhidev0: iclass 3/0 > > uhid0 at uhidev0: input=2, output=2, feature=0 > > uhidev1 at uhub7 port 4 configuration 1 interface 0 "Yubico Yubico Yubikey > > II" rev 2.00/2.12 addr 8 > > uhidev1: iclass 3/1 > > ukbd0 at uhidev1: 8 variable keys, 6 key codes > > wskbd1 at ukbd0 mux 1 > > umass0 at uhub0 port 6 configuration 1 interface 0 "Realtek USB3.0 Card > > Reader" rev 2.10/1.32 addr 9 > > umass0: using SCSI over Bulk-Only > > scsibus3 at umass0: 2 targets, initiator 0 > > sd2 at scsibus3 targ 1 lun 0: <Generic-, USB3.0 CRW-CF/MD, 1.00> removable > > sd3 at scsibus3 targ 1 lun 1: <Generic-, USB3.0 CRW-SM/xD, 1.00> removable > > sd4 at scsibus3 targ 1 lun 2: <Generic-, USB3.0 CRW-SD, 1.00> removable > > sd5 at scsibus3 targ 1 lun 3: <Generic-, USB3.0 CRW-MS, 1.00> removable > > sd6 at scsibus3 targ 1 lun 4: <Generic-, USB3.0 CRW-SD/MS, 1.00> removable > > umodem0 at uhub0 port 8 configuration 1 interface 0 "SoftIron, Inc. > > OverDrive 1000" rev 2.00/1.02 addr 10 > > umodem0: data interface 1, has no CM over data, has break > > umodem0: status change notification available > > ucom0 at umodem0 > > ugen0 at uhub0 port 8 configuration 1 "SoftIron, Inc. OverDrive 1000" rev > > 2.00/1.02 addr 10 > > uhidev2 at uhub0 port 10 configuration 1 interface 0 "Lite-On Technology > > Corp. ThinkPad USB Keyboard with TrackPoint" rev 1.10/1.27 addr 11 > > uhidev2: iclass 3/1 > > ukbd1 at uhidev2: 8 variable keys, 6 key codes > > wskbd2 at ukbd1 mux 1 > > uhidev3 at uhub0 port 10 configuration 1 interface 1 "Lite-On Technology > > Corp. ThinkPad USB Keyboard with TrackPoint" rev 1.10/1.27 addr 11 > > uhidev3: iclass 3/0, 4 report ids > > ums0 at uhidev3 reportid 1: 3 buttons > > wsmouse0 at ums0 mux 0 > > uhid1 at uhidev3 reportid 2: input=1, output=0, feature=0 > > uhid2 at uhidev3 reportid 3: input=3, output=1, feature=0 > > uhid3 at uhidev3 reportid 4: input=0, output=0, feature=4 > > uhub8 at uhub0 port 21 configuration 1 interface 0 "Texas Instruments > > product 0x8140" rev 3.00/1.00 addr 12 > > uhub9 at uhub8 port 4 configuration 1 interface 0 "Texas Instruments > > product 0x8140" rev 3.00/1.00 addr 13 > > uhub10 at uhub1 port 1 configuration 1 interface 0 "Intel Rate Matching > > Hub" rev 2.00/0.04 addr 2 > > uhub11 at uhub2 port 1 configuration 1 interface 0 "Intel Rate Matching > > Hub" rev 2.00/0.04 addr 2 > > vscsi0 at root > > scsibus4 at vscsi0: 256 targets > > softraid0 at root > > scsibus5 at softraid0: 256 targets > > root on sd1a (2b4432fd9000a5b7.a) swap on sd1b dump on sd1b > > inteldrm0: 1920x1200, 32bpp > > wsdisplay0 at inteldrm0 mux 1: console (std, vt100 emulation), using wskbd0 > > wskbd1: connecting to wsdisplay0 > > wskbd2: connecting to wsdisplay0 > > wsdisplay0: screen 1-5 added (std, vt100 emulation) > > wskbd1: disconnecting from wsdisplay0 > > wskbd1 detached > > ukbd0 detached > > uhidev1 detached > > arp_rtrequest: bad gateway value: vlan5 > > uhidev1 at uhub7 port 4 configuration 1 interface 0 "Yubico Yubico Yubikey > > II" rev 2.00/2.12 addr 8 > > uhidev1: iclass 3/1 > > ukbd0 at uhidev1: 8 variable keys, 6 key codes > > wskbd1 at ukbd0: console keyboard, using wsdisplay0 > > >
