On Tue, Dec 12, 2017 at 04:33:41PM +0100, Grégoire Jadi wrote:
> >Synopsis: Reboot (dounmount) crash with latest kernel on amd64
> >Category: kernel amd64
> >Environment:
> System : OpenBSD 6.2
> Details : OpenBSD 6.2-current (GENERIC.MP) #1: Tue Dec 12 15:51:42
> CET 2017
>
> daimrod@puffy:/home/daimrod/src/openbsd/src/sys/arch/amd64/compile/GENERIC.MP
>
> Architecture: OpenBSD.amd64
> Machine : amd64
> >Description:
> I compiled the latest version of the kernel from CVS to try stsp@ patch on
> ieee80211_node_checkrssi and rebooted several times.
> Everytime I rebooted my computer dounmount crashed.
>
> Sorry I was a bit tired of copying the addresses so I replaced them with
> "...". Since it happens everytime I can provide them if needed.
>
> Here is the trace/ps/show reg :
>
> syncing disks... done
> kernel: protection fault trap, code=0
> Stopped at dounmount+0x35: movq 0x28(%r13), %rax
>
> ddb{0}> trace
> dounmount(ffff800032c77890,ffffff0118c43190,400) at dounmount+0x35
> vop_generic_revoke(1f) at vop_generic_revoke+0x65
> VOP_REVOKE(2e2303f764c92ff3,1) at VOP_REVOKE+0x31
> vdevgone(...,10,4,1f) at vdevgone+0x8a
> disk_gone(...,...) at disk_gone+0x53
> sddetach(1,...) at sddetach+0x2a
> config_detach(...,...) at config_detach+0x14c
> scsi_detach_lun(0,...,...,...) at scsi_detach_lun+0xa8
> sr_discipline_shutdown(370,...) at sr_discipline_shutdown+0x10e
> sr_shutdown() at sr_shutdown+0x2a
> boot(2) at boot+0x59
> reboot(...) at reboot+0x4f
> sys_reboot(...,...,...) at sys_reboot+0x5c
> syscall() at syscall+0x279
> --- syscall (number 55) ---
> end of kernel
> end trace frame: 0x7f7ffffc5980, count: -15
> 0x10922110151a:
> ddb{0}> ps
> FLAGS WAIT COMMAND
> 0x3 reboot
> [skipped]
>
This is a known issue in recent snapshots/builds. It is being actively worked
on by a few of us, but thanks for the report.
-ml
> ddb{0}> show reg
> rdi 0xffff80000034e000
> rsi 0x8080000 __kernel_end_phys+0x6480000
> rbp 0xffff800032c83810
> rbx 0xffff800032c77890
> rdx 0xffff800032c77890
> rcx 0
> rax 0
> r8 0xffffffff818addd0 rw_ops+0x10
> r9 0xffff80000034e040
> r10 0x21
> r11 0x2
> r12 0x8080000 __kernel_end_phys+0x6480000
> r13 0xffff0000dead4110
> r14 0xffff80000034e000
> r15 0xffff800032c77890
> rip 0xffffffff8113fe75 dounmount+0x35
> cs 0x8
> rflags 0x10286 __ALIGN_SIZE+0xf286
> rsp 0xffff800032c837e0
> ss 0x10
> dounmount+0x35: movq 0x28(%r13),%rax
> ddb{0}>
>
>
> >How-To-Repeat:
> # reboot
>
> >Fix:
> No idea
>
>
> dmesg:
> OpenBSD 6.2-current (GENERIC.MP) #1: Tue Dec 12 15:51:42 CET 2017
>
> daimrod@puffy:/home/daimrod/src/openbsd/src/sys/arch/amd64/compile/GENERIC.MP
> real mem = 4062691328 (3874MB)
> avail mem = 3932639232 (3750MB)
> mpath0 at root
> scsibus0 at mpath0: 256 targets
> mainbus0 at root
> bios0 at mainbus0: SMBIOS rev. 2.6 @ 0xe0010 (78 entries)
> bios0: vendor LENOVO version "6QET47WW (1.17 )" date 07/14/2010
> bios0: LENOVO 3680BA5
> acpi0 at bios0: rev 2
> acpi0: sleep states S0 S3 S4 S5
> acpi0: tables DSDT FACP SSDT ECDT APIC MCFG HPET ASF! SLIC BOOT SSDT TCPA
> DMAR SSDT SSDT SSDT
> acpi0: wakeup devices LID_(S3) SLPB(S3) IGBE(S4) EXP1(S4) EXP2(S4) EXP3(S4)
> EXP4(S4) EXP5(S4) EHC1(S3) EHC2(S3) HDEF(S4)
> acpitimer0 at acpi0: 3579545 Hz, 24 bits
> acpiec0 at acpi0
> acpimadt0 at acpi0 addr 0xfee00000: PC-AT compat
> cpu0 at mainbus0: apid 0 (boot processor)
> cpu0: Intel(R) Core(TM) i5 CPU M 520 @ 2.40GHz, 2660.49 MHz
> 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,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,POPCNT,AES,NXE,RDTSCP,LONG,LAHF,PERF,ITSC,SENSOR,ARAT
> cpu0: 256KB 64b/line 8-way L2 cache
> acpitimer0: recalibrated TSC frequency 2393996550 Hz
> cpu0: smt 0, core 0, package 0
> mtrr: Pentium Pro MTRR support, 8 var ranges, 88 fixed ranges
> cpu0: apic clock running at 132MHz
> cpu0: mwait min=64, max=64, C-substates=0.2.1.1, IBE
> cpu1 at mainbus0: apid 1 (application processor)
> cpu1: Intel(R) Core(TM) i5 CPU M 520 @ 2.40GHz, 2660.00 MHz
> 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,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,POPCNT,AES,NXE,RDTSCP,LONG,LAHF,PERF,ITSC,SENSOR,ARAT
> cpu1: 256KB 64b/line 8-way L2 cache
> cpu1: smt 1, core 0, package 0
> cpu2 at mainbus0: apid 4 (application processor)
> cpu2: Intel(R) Core(TM) i5 CPU M 520 @ 2.40GHz, 2660.00 MHz
> 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,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,POPCNT,AES,NXE,RDTSCP,LONG,LAHF,PERF,ITSC,SENSOR,ARAT
> cpu2: 256KB 64b/line 8-way L2 cache
> cpu2: smt 0, core 2, package 0
> cpu3 at mainbus0: apid 5 (application processor)
> cpu3: Intel(R) Core(TM) i5 CPU M 520 @ 2.40GHz, 2660.00 MHz
> 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,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,POPCNT,AES,NXE,RDTSCP,LONG,LAHF,PERF,ITSC,SENSOR,ARAT
> cpu3: 256KB 64b/line 8-way L2 cache
> cpu3: smt 1, core 2, package 0
> ioapic0 at mainbus0: apid 1 pa 0xfec00000, version 20, 24 pins
> , remapped to apid 1
> acpimcfg0 at acpi0 addr 0xe0000000, bus 0-255
> acpihpet0 at acpi0: 14318179 Hz
> acpihpet0: recalibrated TSC frequency 2393997000 Hz
> acpiprt0 at acpi0: bus 0 (PCI0)
> acpiprt1 at acpi0: bus -1 (PEG_)
> acpiprt2 at acpi0: bus 13 (EXP1)
> acpiprt3 at acpi0: bus -1 (EXP2)
> acpiprt4 at acpi0: bus -1 (EXP3)
> acpiprt5 at acpi0: bus 5 (EXP4)
> acpiprt6 at acpi0: bus 2 (EXP5)
> acpicpu0 at acpi0: C3(350@245 mwait.3@0x20), C2(500@205 mwait.3@0x10),
> C1(1000@3 mwait.1), PSS
> acpicpu1 at acpi0: C3(350@245 mwait.3@0x20), C2(500@205 mwait.3@0x10),
> C1(1000@3 mwait.1), PSS
> acpicpu2 at acpi0: C3(350@245 mwait.3@0x20), C2(500@205 mwait.3@0x10),
> C1(1000@3 mwait.1), PSS
> acpicpu3 at acpi0: C3(350@245 mwait.3@0x20), C2(500@205 mwait.3@0x10),
> C1(1000@3 mwait.1), PSS
> acpipwrres0 at acpi0: PUBS, resource for EHC1, EHC2
> acpitz0 at acpi0: critical temperature is 100 degC
> acpibtn0 at acpi0: LID_
> acpibtn1 at acpi0: SLPB
> "LEN0018" at acpi0 not configured
> "SMO1200" at acpi0 not configured
> acpibat0 at acpi0: BAT0 model "42T4837" serial 50934 type LION oem "LGC"
> acpiac0 at acpi0: AC unit online
> acpithinkpad0 at acpi0
> "PNP0C14" at acpi0 not configured
> acpidock0 at acpi0: GDCK not docked (0)
> acpivideo0 at acpi0: VID_
> acpivout0 at acpivideo0: LCD0
> acpivideo1 at acpi0: VID_
> cpu0: Enhanced SpeedStep 2660 MHz: speeds: 2400, 2399, 2266, 2133, 1999,
> 1866, 1733, 1599, 1466, 1333, 1199 MHz
> pci0 at mainbus0 bus 0
> pchb0 at pci0 dev 0 function 0 "Intel Core Host" rev 0x02
> inteldrm0 at pci0 dev 2 function 0 "Intel HD Graphics" rev 0x02
> drm0 at inteldrm0
> intagp0 at inteldrm0
> agp0 at intagp0: aperture at 0xd0000000, size 0x10000000
> inteldrm0: msi
> inteldrm0: 1280x800, 32bpp
> wsdisplay0 at inteldrm0 mux 1: console (std, vt100 emulation)
> wsdisplay0: screen 1-5 added (std, vt100 emulation)
> "Intel 3400 MEI" rev 0x06 at pci0 dev 22 function 0 not configured
> puc0 at pci0 dev 22 function 3 "Intel 3400 KT" rev 0x06: ports: 1 com
> com4 at puc0 port 0 apic 1 int 17: ns16550a, 16 byte fifo
> com4: probed fifo depth: 0 bytes
> em0 at pci0 dev 25 function 0 "Intel 82577LM" rev 0x06: msi, address
> f0:de:f1:11:3c:7e
> ehci0 at pci0 dev 26 function 0 "Intel 3400 USB" rev 0x06: apic 1 int 23
> usb0 at ehci0: USB revision 2.0
> uhub0 at usb0 configuration 1 interface 0 "Intel EHCI root hub" rev 2.00/1.00
> addr 1
> azalia0 at pci0 dev 27 function 0 "Intel 3400 HD Audio" rev 0x06: msi
> azalia0: codecs: Conexant/0x5069, Intel/0x2804, using Conexant/0x5069
> audio0 at azalia0
> ppb0 at pci0 dev 28 function 0 "Intel 3400 PCIE" rev 0x06: msi
> pci1 at ppb0 bus 13
> ppb1 at pci0 dev 28 function 3 "Intel 3400 PCIE" rev 0x06: msi
> pci2 at ppb1 bus 5
> ppb2 at pci0 dev 28 function 4 "Intel 3400 PCIE" rev 0x06: msi
> pci3 at ppb2 bus 2
> iwn0 at pci3 dev 0 function 0 "Intel Centrino Ultimate-N 6300" rev 0x35: msi,
> MIMO 3T3R, MoW, address 00:24:d7:46:03:bc
> ehci1 at pci0 dev 29 function 0 "Intel 3400 USB" rev 0x06: apic 1 int 19
> usb1 at ehci1: USB revision 2.0
> uhub1 at usb1 configuration 1 interface 0 "Intel EHCI root hub" rev 2.00/1.00
> addr 1
> ppb3 at pci0 dev 30 function 0 "Intel 82801BAM Hub-to-PCI" rev 0xa6
> pci4 at ppb3 bus 14
> pcib0 at pci0 dev 31 function 0 "Intel QM57 LPC" rev 0x06
> ahci0 at pci0 dev 31 function 2 "Intel 3400 AHCI" rev 0x06: msi, AHCI 1.3
> ahci0: port 0: 3.0Gb/s
> scsibus1 at ahci0: 32 targets
> sd0 at scsibus1 targ 0 lun 0: <ATA, WDC WD1600BEKT-0, 02.0> SCSI3 0/direct
> fixed naa.50014ee2059f90bd
> sd0: 152627MB, 512 bytes/sector, 312581808 sectors
> ichiic0 at pci0 dev 31 function 3 "Intel 3400 SMBus" rev 0x06: apic 1 int 23
> iic0 at ichiic0
> spdmem0 at iic0 addr 0x50: 2GB DDR3 SDRAM PC3-10600 SO-DIMM
> spdmem1 at iic0 addr 0x51: 2GB DDR3 SDRAM PC3-10600 SO-DIMM
> itherm0 at pci0 dev 31 function 6 "Intel 3400 Thermal" rev 0x06
> 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, using wsdisplay0
> pms0 at pckbc0 (aux slot)
> wsmouse0 at pms0 mux 0
> wsmouse1 at pms0 mux 0
> pms0: Synaptics touchpad, firmware 7.4, 0x1e0b1 0xb40000
> pcppi0 at isa0 port 0x61
> spkr0 at pcppi0
> aps0 at isa0 port 0x1600/31
> pci5 at mainbus0 bus 255
> pchb1 at pci5 dev 0 function 0 "Intel QuickPath" rev 0x02
> pchb2 at pci5 dev 0 function 1 "Intel QuickPath" rev 0x02
> pchb3 at pci5 dev 2 function 0 "Intel QPI Link" rev 0x02
> pchb4 at pci5 dev 2 function 1 "Intel QPI Physical" rev 0x02
> pchb5 at pci5 dev 2 function 2 "Intel Reserved" rev 0x02
> pchb6 at pci5 dev 2 function 3 "Intel Reserved" rev 0x02
> vmm0 at mainbus0: VMX/EPT
> uhub2 at uhub0 port 1 configuration 1 interface 0 "Intel Rate Matching Hub"
> rev 2.00/0.00 addr 2
> ugen0 at uhub2 port 3 "UPEK Biometric Coprocessor" rev 1.01/0.02 addr 3
> uvideo0 at uhub2 port 6 configuration 1 interface 0 "Chicony Electronics Co.,
> Ltd. Integrated Camera" rev 2.00/23.45 addr 4
> video0 at uvideo0
> uhub3 at uhub1 port 1 configuration 1 interface 0 "Intel Rate Matching Hub"
> rev 2.00/0.00 addr 2
> vscsi0 at root
> scsibus2 at vscsi0: 256 targets
> softraid0 at root
> scsibus3 at softraid0: 256 targets
> sd1 at scsibus3 targ 1 lun 0: <OPENBSD, SR CRYPTO, 006> SCSI2 0/direct fixed
> sd1: 152624MB, 512 bytes/sector, 312575168 sectors
> root on sd1a (23e691dd1ff29ca6.a) swap on sd1b dump on sd1b
>
> usbdevs:
> Controller /dev/usb0:
> addr 1: high speed, self powered, config 1, EHCI root hub(0x0000),
> Intel(0x8086), rev 1.00
> port 1 addr 2: high speed, self powered, config 1, Rate Matching
> Hub(0x0020), Intel(0x8087), rev 0.00
> port 1 powered
> port 2 powered
> port 3 addr 3: full speed, power 100 mA, config 1, Biometric
> Coprocessor(0x2016), UPEK(0x147e), rev 0.02
> port 4 powered
> port 5 powered
> port 6 addr 4: high speed, power 200 mA, config 1, Integrated
> Camera(0x4816), Chicony Electronics Co., Ltd.(0x17ef), rev 23.45
> port 2 powered
> port 3 powered
> Controller /dev/usb1:
> addr 1: high speed, self powered, config 1, EHCI root hub(0x0000),
> Intel(0x8086), rev 1.00
> port 1 addr 2: high speed, self powered, config 1, Rate Matching
> Hub(0x0020), Intel(0x8087), rev 0.00
> port 1 powered
> port 2 powered
> port 3 powered
> port 4 powered
> port 5 powered
> port 6 powered
> port 7 powered
> port 8 powered
> port 2 powered
> port 3 powered
>
