git: c541bd368f86 - main - lltable: Add support for "child" LLEs holding encap for IPv4oIPv6 entries.
Cy Schubert
Cy.Schubert at cschubert.com
Sun Aug 22 15:24:10 UTC 2021
Thank you. This fixes it.
--
Cheers,
Cy Schubert <Cy.Schubert at cschubert.com>
FreeBSD UNIX: <cy at FreeBSD.org> Web: https://FreeBSD.org
NTP: <cy at nwtime.org> Web: https://nwtime.org
The need of the many outweighs the greed of the few.
In message <C2C60980-FD34-47DB-AAE2-0DCB7B98490F at ipfw.ru>, "Alexander V.
Cherni
kov" writes:
>
>
> > On 22 Aug 2021, at 06:58, Cy Schubert <Cy.Schubert at cschubert.com> =
> wrote:
> >=20
> > In message <202108211735.17LHZ0WI081502 at gitrepo.freebsd.org =
> <mailto:202108211735.17LHZ0WI081502 at gitrepo.freebsd.org>>, "Alexander V.=20=
>
> > Che
> > rnikov" writes:
> >> The branch main has been updated by melifaro:
> >>=20
> >> URL: =
> https://cgit.FreeBSD.org/src/commit/?id=3Dc541bd368f863bbf5c08dd5c1ecce016=
>
> >> 6ad47389
> >>=20
> >> commit c541bd368f863bbf5c08dd5c1ecce0166ad47389
> >> Author: Alexander V. Chernikov <melifaro at FreeBSD.org>
> >> AuthorDate: 2021-08-21 14:13:32 +0000
> >> Commit: Alexander V. Chernikov <melifaro at FreeBSD.org>
> >> CommitDate: 2021-08-21 17:34:35 +0000
> >>=20
> >> lltable: Add support for "child" LLEs holding encap for IPv4oIPv6 =
> entries
> >> .
> >>=20
> >> Currently we use pre-calculated headers inside LLE entries as =
> prepend dat
> >> a
> >> for `if_output` functions. Using these headers allows saving some
> >> CPU cycles/memory accesses on the fast path.
> >>=20
> >> However, this approach makes adding L2 header for IPv4 traffic =
> with IPv6
> >> nexthops more complex, as it is not possible to store multiple
> >> pre-calculated headers inside lle. Additionally, the solution =
> space is
> >> limited by the fact that PCB caching saves LLEs in addition to =
> the nexth
> >> op.
> >>=20
> >> Thus, add support for creating special "child" LLEs for the =
> purpose of ho
> >> lding
> >> custom family encaps and store mbufs pending resolution. To =
> simplify han
> >> dling
> >> of those LLEs, store them in a linked-list inside a "parent" =
> (e.g. norma
> >> l) LLE.
> >> Such LLEs are not visible when iterating LLE table. Their =
> lifecycle is b
> >> ound
> >> to the "parent" LLE - it is not possible to delete "child" when =
> parent i
> >> s alive.
> >> Furthermore, "child" LLEs are static (RTF_STATIC), avoding =
> complex state
> >> machine used by the standard LLEs.
> >>=20
> >> nd6_lookup() and nd6_resolve() now accepts an additional argument, =
> family
> >> ,
> >> allowing to return such child LLEs. This change uses `LLE_SF()` =
> macro wh
> >> ich
> >> packs family and flags in a single int field. This is done to =
> simplify m
> >> erging
> >> back to stable/. Once this code lands, most of the cases will be =
> convert
> >> ed to
> >> use a dedicated `family` parameter.
> >>=20
> >> Differential Revision: https://reviews.freebsd.org/D31379
> >> MFC after: 2 weeks
> >> ---
> >> sys/net/if_ethersubr.c | 4 +-
> >> sys/net/if_fwsubr.c | 4 +-
> >> sys/net/if_infiniband.c | 3 +-
> >> sys/net/if_llatbl.c | 70 +++++++++++-
> >> sys/net/if_llatbl.h | 12 +-
> >> sys/netinet/toecore.c | 2 +-
> >> sys/netinet6/icmp6.c | 2 +-
> >> sys/netinet6/in6.c | 5 +
> >> sys/netinet6/nd6.c | 176 =
> +++++++++++++++++++++++----
> >> --
> >> sys/netinet6/nd6.h | 1 +
> >> sys/netinet6/nd6_nbr.c | 6 +-
> >> sys/ofed/drivers/infiniband/core/ib_addr.c | 5 +-
> >> 12 files changed, 241 insertions(+), 49 deletions(-)
> >=20
> > This commit causes two of my machines a bit of gas.
> Sorry for the breakage, should be fixed by =
> f8c1b1a9296696f70ac209612a00ae0722d07ed9.
>
> >=20
> > Fatal trap 12: page fault while in kernel mode
> > cpuid =3D 0; apic id =3D 00
> > fault virtual address =3D 0x128
> > fault code =3D supervisor read data, page not present
> > instruction pointer =3D 0x20:0xffffffff806cb53d
> > stack pointer =3D 0x28:0xfffffe008da1a210
> > frame pointer =3D 0x28:0xfffffe008da1a210
> > code segment =3D base 0x0, limit 0xfffff, type 0x1b
> > =3D DPL 0, pres 1, long 1, def32 0, gran 1
> > processor eflags =3D interrupt enabled, resume, IOPL =3D 0
> > current process =3D 0 (bge0 taskq)
> > trap number =3D 12
> > panic: page fault
> > cpuid =3D 0
> > time =3D 1629610416
> > KDB: stack backtrace:
> > db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame=20
> > 0xfffffe008da19eb0
> > vpanic() at vpanic+0x187/frame 0xfffffe008da19f10
> > panic() at panic+0x43/frame 0xfffffe008da19f70
> > trap_fatal() at trap_fatal+0x387/frame 0xfffffe008da19fd0
> > trap_pfault() at trap_pfault+0x4f/frame 0xfffffe008da1a030
> > trap() at trap+0x26a/frame 0xfffffe008da1a140
> > calltrap() at calltrap+0x8/frame 0xfffffe008da1a140
> > --- trap 0xc, rip =3D 0xffffffff806cb53d, rsp =3D 0xfffffe008da1a210, =
> rbp =3D=20
> > 0xfffffe008da1a210 ---
> > __rw_rlock_int() at __rw_rlock_int+0xd/frame 0xfffffe008da1a210
> > in6_lltable_lookup() at in6_lltable_lookup+0xa7/frame =
> 0xfffffe008da1a240
> > nd6_lookup() at nd6_lookup+0x4e/frame 0xfffffe008da1a270
> > pfxlist_onlink_check() at pfxlist_onlink_check+0xfb/frame =
> 0xfffffe008da1a310
> > nd6_ra_input() at nd6_ra_input+0x147f/frame 0xfffffe008da1a5d0
> > icmp6_input() at icmp6_input+0x685/frame 0xfffffe008da1a7b0
> > ip6_input() at ip6_input+0xa9a/frame 0xfffffe008da1a890
> > netisr_dispatch_src() at netisr_dispatch_src+0xca/frame =
> 0xfffffe008da1a8e0
> > ether_demux() at ether_demux+0x138/frame 0xfffffe008da1a910
> > ether_nh_input() at ether_nh_input+0x34e/frame 0xfffffe008da1a970
> > netisr_dispatch_src() at netisr_dispatch_src+0xca/frame =
> 0xfffffe008da1a9c0
> > ether_input() at ether_input+0x69/frame 0xfffffe008da1aa20
> > if_input() at if_input+0xa/frame 0xfffffe008da1aa30
> > bge_rxeof() at bge_rxeof+0x4dc/frame 0xfffffe008da1aab0
> > bge_intr_task() at bge_intr_task+0x1a7/frame 0xfffffe008da1ab00
> > taskqueue_run_locked() at taskqueue_run_locked+0x191/frame=20
> > 0xfffffe008da1ab80
> > taskqueue_thread_loop() at taskqueue_thread_loop+0xc3/frame=20
> > 0xfffffe008da1abb0
> > fork_exit() at fork_exit+0x8a/frame 0xfffffe008da1abf0
> > fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe008da1abf0
> > --- trap 0, rip =3D 0, rsp =3D 0, rbp =3D 0 ---
> > Uptime: 1m18s
> > Dumping 511 out of 7972 =
> MB:..4%..13%..22%..32%..41%..51%..63%..72%..82%..91%
> > ---<<BOOT>>---
> > Copyright (c) 1992-2021 The FreeBSD Project.
> > Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, =
> 1994
> > The Regents of the University of California. All rights =
> reserved.
> > FreeBSD is a registered trademark of The FreeBSD Foundation.
> > FreeBSD 14.0-CURRENT #85 komquats-n248853-efa24221b032: Sat Aug 21 =
> 20:41:37=20
> > PDT 2021
> > root at cwsys:/export/obj/opt/src/git-src/amd64.amd64/sys/BREAK amd64
> > FreeBSD clang version 12.0.1 (git at github.com =
> <mailto:git at github.com>:llvm/llvm-project.git=20
> > llvmorg-12.0.1-0-gfed41342a82f)
> > VT(vga): text 80x25
> > module_register: cannot register tmpfs from kernel; already loaded =
> from=20
> > tmpfs.ko
> > Module tmpfs failed to register: 17
> > CPU: Intel(R) Core(TM) i3-2350M CPU @ 2.30GHz (2294.83-MHz K8-class =
> CPU)
> > Origin=3D"GenuineIntel" Id=3D0x206a7 Family=3D0x6 Model=3D0x2a =
> Stepping=3D7
> > =
> Features=3D0xbfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE=
> ,M
> > CA,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE>
> > =
> Features2=3D0x1dbae3bf<SSE3,PCLMULQDQ,DTES64,MON,DS_CPL,VMX,EST,TM2,SSSE3,=
> CX
> > =
> 16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,x2APIC,POPCNT,TSCDLT,XSAVE,OSXSAVE,AVX>
> > AMD Features=3D0x28100800<SYSCALL,NX,RDTSCP,LM>
> > AMD Features2=3D0x1<LAHF>
> > XSAVE Features=3D0x1<XSAVEOPT>
> > VT-x: PAT,HLT,MTF,PAUSE,EPT,UG,VPID
> > TSC: P-state invariant, performance statistics
> > real memory =3D 8589934592 (8192 MB)
> > avail memory =3D 8082354176 (7707 MB)
> > Event timer "LAPIC" quality 600
> > ACPI APIC Table: <ACRSYS ACRPRDCT>
> > FreeBSD/SMP: Multiprocessor System Detected: 4 CPUs
> > FreeBSD/SMP: 1 package(s) x 2 core(s) x 2 hardware threads
> > random: unblocking device.
> > ioapic0 <Version 2.0> irqs 0-23
> > Launching APs: 1 3 2
> > Timecounter "TSC-low" frequency 1147416650 Hz quality 1000
> > random: entropy device external interface
> > kbd1 at kbdmux0
> > vtvga0: <VT VGA driver>
> > aesni0: No AES or SHA support.
> > acpi0: <ACRSYS ACRPRDCT>
> > acpi0: Power Button (fixed)
> > cpu0: <ACPI CPU> on acpi0
> > hpet0: <High Precision Event Timer> iomem 0xfed00000-0xfed003ff on =
> acpi0
> > Timecounter "HPET" frequency 14318180 Hz quality 950
> > Event timer "HPET" frequency 14318180 Hz quality 550
> > Event timer "HPET1" frequency 14318180 Hz quality 440
> > Event timer "HPET2" frequency 14318180 Hz quality 440
> > Event timer "HPET3" frequency 14318180 Hz quality 440
> > Event timer "HPET4" frequency 14318180 Hz quality 440
> > atrtc0: <AT realtime clock> port 0x70-0x77 irq 8 on acpi0
> > atrtc0: Warning: Couldn't map I/O.
> > atrtc0: registered as a time-of-day clock, resolution 1.000000s
> > Event timer "RTC" frequency 32768 Hz quality 0
> > attimer0: <AT timer> port 0x40-0x43,0x50-0x53 irq 0 on acpi0
> > Timecounter "i8254" frequency 1193182 Hz quality 0
> > Event timer "i8254" frequency 1193182 Hz quality 100
> > Timecounter "ACPI-fast" frequency 3579545 Hz quality 900
> > acpi_timer0: <24-bit timer at 3.579545MHz> port 0x408-0x40b on acpi0
> > acpi_ec0: <Embedded Controller: GPE 0x17> port 0x62,0x66 on acpi0
> > pcib0: <ACPI Host-PCI bridge> port 0xcf8-0xcff on acpi0
> > pci0: <ACPI PCI bus> on pcib0
> > vgapci0: <VGA-compatible display> port 0x2000-0x203f mem=20
> > 0xf0000000-0xf03fffff,0xe0000000-0xefffffff irq 16 at device 2.0 on =
> pci0
> > vgapci0: Boot video device
> > pci0: <simple comms> at device 22.0 (no driver attached)
> > ehci0: <Intel Cougar Point USB 2.0 controller> mem =
> 0xf060a000-0xf060a3ff=20
> > irq 16 at device 26.0 on pci0
> > usbus0: EHCI version 1.0
> > usbus0 on ehci0
> > usbus0: 480Mbps High Speed USB v2.0
> > hdac0: <Intel Cougar Point HDA Controller> mem 0xf0600000-0xf0603fff =
> irq 22=20
> > at device 27.0 on pci0
> > pcib1: <ACPI PCI-PCI bridge> irq 16 at device 28.0 on pci0
> > pci1: <ACPI PCI bus> on pcib1
> > pcib2: <ACPI PCI-PCI bridge> irq 17 at device 28.1 on pci0
> > pci2: <ACPI PCI bus> on pcib2
> > iwn0: <Intel Centrino Advanced-N 6205> mem 0xf0500000-0xf0501fff irq =
> 17 at=20
> > device 0.0 on pci2
> > pcib3: <ACPI PCI-PCI bridge> irq 19 at device 28.3 on pci0
> > pci3: <ACPI PCI bus> on pcib3
> > bge0: <Broadcom BCM57765 B0, ASIC rev. 0x57785100> mem=20
> > 0xf0400000-0xf040ffff,0xf0410000-0xf041ffff irq 19 at device 0.0 on =
> pci3
> > bge0: CHIP ID 0x57785100; ASIC REV 0x57785; CHIP REV 0x577851; PCI-E
> > miibus0: <MII bus> on bge0
> > brgphy0: <BCM57765 1000BASE-T media interface> PHY 1 on miibus0
> > brgphy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, 1000baseT,=20=
>
> > 1000baseT-master, 1000baseT-FDX, 1000baseT-FDX-master, auto, auto-flow
> > <6>bge0: Using defaults for TSO: 65518/35/2048
> > <6>bge0: Ethernet address: 20:6a:8a:72:03:17
> > sdhci_pci0: <Broadcom BCM577xx SDXC/MMC Card Reader> mem=20
> > 0xf0420000-0xf042ffff irq 16 at device 0.1 on pci3
> > sdhci_pci0: 1 slot(s) allocated
> > ehci1: <Intel Cougar Point USB 2.0 controller> mem =
> 0xf0609000-0xf06093ff=20
> > irq 23 at device 29.0 on pci0
> > usbus1: EHCI version 1.0
> > usbus1 on ehci1
> > usbus1: 480Mbps High Speed USB v2.0
> > isab0: <PCI-ISA bridge> at device 31.0 on pci0
> > isa0: <ISA bus> on isab0
> > ahci0: <Intel Cougar Point AHCI SATA controller> port=20
> > 0x2088-0x208f,0x2094-0x2097,0x2080-0x2087,0x2090-0x2093,0x2060-0x207f =
> mem=20
> > 0xf0608000-0xf06087ff irq 19 at device 31.2 on pci0
> > ahci0: AHCI v1.30 with 6 6Gbps ports, Port Multiplier not supported
> > ahcich0: <AHCI channel> at channel 0 on ahci0
> > ahcich1: <AHCI channel> at channel 1 on ahci0
> > ahcich5: <AHCI channel> at channel 5 on ahci0
> > ahciem0: <AHCI enclosure management bridge> on ahci0
> > ichsmb0: <Intel Cougar Point SMBus controller> port 0xefa0-0xefbf mem=20=
>
> > 0xf0604000-0xf06040ff irq 18 at device 31.3 on pci0
> > acpi_lid0: <Control Method Lid Switch> on acpi0
> > acpi_button0: <Sleep Button> on acpi0
> > acpi_tz0: <Thermal Zone> on acpi0
> > acpi_tz1: <Thermal Zone> on acpi0
> > atkbdc0: <Keyboard controller (i8042)> port 0x60,0x64 irq 1 on acpi0
> > atkbd0: <AT Keyboard> irq 1 on atkbdc0
> > kbd0 at atkbd0
> > atkbd0: [GIANT-LOCKED]
> > psm0: <PS/2 Mouse> irq 12 on atkbdc0
> > psm0: [GIANT-LOCKED]
> > WARNING: Device "psm" is Giant locked and may be deleted before =
> FreeBSD=20
> > 14.0.
> > psm0: model Synaptics Touchpad, device ID 0
> > acpi_acad0: <AC Adapter> on acpi0
> > battery0: <ACPI Control Method Battery> on acpi0
> > vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff =
> pnpid=20
> > PNP0900 on isa0
> > ata0: <ATA channel> at port 0x1f0-0x1f7,0x3f6 irq 14 on isa0
> > ata1: <ATA channel> at port 0x170-0x177,0x376 irq 15 on isa0
> > acpi_perf0: <ACPI CPU Frequency Control> on cpu0
> > acpi_throttle0: <ACPI CPU Throttling> on cpu0
> > coretemp0: <CPU On-Die Thermal Sensors> on cpu0
> > acpi_throttle1: failed to attach P_CNT
> > device_attach: acpi_throttle1 attach returned 6
> > acpi_throttle2: failed to attach P_CNT
> > device_attach: acpi_throttle2 attach returned 6
> > acpi_throttle3: failed to attach P_CNT
> > device_attach: acpi_throttle3 attach returned 6
> > module_register_init: MOD_LOAD (tmpfs, 0xffffffff807a2760,=20
> > 0xffffffff80c88540) error 17
> > Timecounters tick every 10.000 msec
> > ZFS filesystem version: 5
> > ZFS storage pool version: features support (5000)
> > IP Filter: v5.1.2 initialized. Default =3D pass all, Logging =3D =
> enabled
> > hdacc0: <Realtek ALC269 HDA CODEC> at cad 0 on hdac0
> > hdaa0: <Realtek ALC269 Audio Function Group> at nid 1 on hdacc0
> > pcm0: <Realtek ALC269 (Analog 2.0+HP/2.0)> at nid 20,33 and 27 on =
> hdaa0
> > pcm1: <Realtek ALC269 (Left Analog Mic)> at nid 24 on hdaa0
> > hdacc1: <Intel Cougar Point HDA CODEC> at cad 3 on hdac0
> > hdaa1: <Intel Cougar Point Audio Function Group> at nid 1 on hdacc1
> > pcm2: <Intel Cougar Point (HDMI/DP 8ch)> at nid 5 on hdaa1
> > smbus0: <System Management Bus> on ichsmb0
> > smb0: <SMBus generic I/O> on smbus0
> > sysctl_unregister_oid: failed(22) to unregister sysctl(tmpfs)
> > ugen1.1: <Intel EHCI root HUB> at usbus1
> > ugen0.1: <Intel EHCI root HUB> at usbus0
> > uhub0 on usbus1
> > Trying to mount root from ufs:/dev/ufs/Sroot [rw]...
> > Root mount waiting for: usbus0 usbus1 CAM
> > uhub1 on usbus0
> > uhub1: <Intel EHCI root HUB, class 9/0, rev 2.00/1.00, addr 1> on =
> usbus0
> > uhub0: <Intel EHCI root HUB, class 9/0, rev 2.00/1.00, addr 1> on =
> usbus1
> > ses0 at ahciem0 bus 0 scbus3 target 0 lun 0
> > ses0: <AHCI SGPIO Enclosure 2.00 0001> SEMB S-E-S 2.00 device
> > ses0: SEMB SES Device
> > ada0 at ahcich0 bus 0 scbus0 target 0 lun 0
> > ada0: <HGST HTS721010A9E630 JB0OA3U0> ATA8-ACS SATA 3.x device
> > ada0: Serial Number JR1000D33969RE
> > ada0: 600.000MB/s transfers (SATA 3.x, UDMA6, PIO 8192bytes)
> > ada0: Command Queueing enabled
> > ada0: 953869MB (1953525168 512 byte sectors)
> > ses0: pass0,ada0 in 'Slot 00', SATA Slot: scbus0 target 0
> > ses0: pass1,cd0 in 'Slot 01', SATA Slot: scbus1 target 0
> > cd0 at ahcich1 bus 0 scbus1 target 0 lun 0
> > cd0: <PIONEER DVD-RW DVRTD11RS 1.01> Removable CD-ROM SCSI device
> > cd0: Serial Number SBB5103801
> > cd0: 150.000MB/s transfers (SATA 1.x, UDMA5, ATAPI 12bytes, PIO =
> 8192bytes)
> > cd0: Attempt to query device size failed: NOT READY, Medium not =
> present -=20
> > tray closed
> > uhub1: 2 ports with 2 removable, self powered
> > uhub0: 2 ports with 2 removable, self powered
> > Root mount waiting for: usbus0 usbus1
> > ugen0.2: <vendor 0x8087 product 0x0024> at usbus0
> > uhub2 on uhub1
> > uhub2: <vendor 0x8087 product 0x0024, class 9/0, rev 2.00/0.00, addr =
> 2> on=20
> > usbus0
> > ugen1.2: <vendor 0x8087 product 0x0024> at usbus1
> > uhub3 on uhub0
> > uhub3: <vendor 0x8087 product 0x0024, class 9/0, rev 2.00/0.00, addr =
> 2> on=20
> > usbus1
> > Root mount waiting for: usbus0 usbus1
> > uhub3: 6 ports with 6 removable, self powered
> > uhub2: 6 ports with 6 removable, self powered
> > ugen1.3: <ALCOR Generic USB Hub> at usbus1
> > uhub4 on uhub3
> > uhub4: <ALCOR Generic USB Hub, class 9/0, rev 1.10/3.12, addr 3> on =
> usbus1
> > ugen0.3: <vendor 0x05e3 USB2.0 Hub> at usbus0
> > uhub5 on uhub2
> > uhub5: <vendor 0x05e3 USB2.0 Hub, class 9/0, rev 2.00/6.03, addr 3> on=20=
>
> > usbus0
> > Root mount waiting for: usbus0 usbus1
> > uhub4: 4 ports with 4 removable, self powered
> > uhub5: 4 ports with 4 removable, self powered
> > ugen1.4: <Logitech USB Receiver> at usbus1
> > ukbd0 on uhub4
> > ukbd0: <Logitech USB Receiver, class 0/0, rev 2.00/12.07, addr 4> on =
> usbus1
> > kbd2 at ukbd0
> > ums0 on uhub4
> > ums0: <Logitech USB Receiver, class 0/0, rev 2.00/12.07, addr 4> on =
> usbus1
> > ums0: 16 buttons and [XYZT] coordinates ID=3D2
> > ugen0.4: <vendor 0x05e3 USB2.0 Hub> at usbus0
> > uhub6 on uhub5
> > uhub6: <vendor 0x05e3 USB2.0 Hub, class 9/0, rev 2.00/6.03, addr 4> on=20=
>
> > usbus0
> > Root mount waiting for: usbus0 usbus1
> > ugen1.5: <Device 2Port KVMSwitcher> at usbus1
> > ukbd1 on uhub4
> > ukbd1: <Device 2Port KVMSwitcher, class 0/0, rev 1.10/0.01, addr 5> on=20=
>
> > usbus1
> > kbd3 at ukbd1
> > uhub6: 4 ports with 4 removable, self powered
> > ugen0.5: <NOONTEC DX HDEN10> at usbus0
> > umass0 on uhub6
> > umass0: <NOONTEC DX HDEN10, class 0/0, rev 2.00/0.01, addr 5> on =
> usbus0
> > umass0: SCSI over Bulk-Only; quirks =3D 0x4100
> > umass0:6:0: Attached to scbus6
> > Root mount waiting for: usbus0 CAM
> > da0 at umass-sim0 bus 0 scbus6 target 0 lun 0
> > da0: <SAMSUNG SP0802N 0000> Fixed Direct Access SCSI device
> > da0: 40.000MB/s transfers
> > da0: 76351MB (156368016 512 byte sectors)
> > da0: quirks=3D0x2<NO_6_BYTE>
> > ugen0.6: <vendor 0x05e3 USB TO IDE> at usbus0
> > umass1 on uhub6
> > umass1: <vendor 0x05e3 USB TO IDE, class 0/0, rev 2.00/0.33, addr 6> =
> on=20
> > usbus0
> > umass1: SCSI over Bulk-Only; quirks =3D 0x408c
> > umass1:7:1: Attached to scbus7
> > da1 at umass-sim1 bus 1 scbus7 target 0 lun 0
> > da1: <ST980082 1A 0811> Fixed Direct Access SCSI device
> > da1: 40.000MB/s transfers
> > da1: 76319MB (156301488 512 byte sectors)
> > da1: quirks=3D0x2<NO_6_BYTE>
> > ugen0.7: <vendor 0x058f Flash Disk> at usbus0
> > umass2 on uhub5
> > umass2: <vendor 0x058f Flash Disk, class 0/0, rev 2.00/1.02, addr 7> =
> on=20
> > usbus0
> > umass2: SCSI over Bulk-Only; quirks =3D 0x4101
> > umass2:8:2: Attached to scbus8
> > da2 at umass-sim2 bus 2 scbus8 target 0 lun 0
> > da2: < Flash Disk 8.07> Removable Direct Access SCSI-2 device
> > da2: Serial Number 029B4D84
> > da2: 40.000MB/s transfers
> > da2: 246MB (504320 512 byte sectors)
> > da2: quirks=3D0x2<NO_6_BYTE>
> > Root mount waiting for: usbus0
> > ugen0.8: <AABBX0E6S 1.3M HD WebCam> at usbus0
> > mountroot: waiting for device /dev/ufs/Sroot...
> > WARNING: / was not properly dismounted
> > WARNING: /: mount pending error: blocks 24 files 0
> > <118>Setting hostuuid: 34f5ed40-8938-11da-b265-efe316da850d.
> > <118>Setting hostid: 0x7f5a03b9.
> > <118>Starting file system checks:
> > <118>** SU+J Recovering /dev/ufs/Sroot
> > <118>** Reading 16777216 byte journal from inode 4.
> > <118>** Building recovery table.
> > <118>** Resolving unreferenced inode list.
> > <118>** Processing journal entries.
> > <118>** 7 journal records in 1536 bytes for 14.58% utilization
> > <118>** Freed 1 inodes (0 dirs) 0 blocks, and 3 frags.
> > <118>
> > <118>***** FILE SYSTEM MARKED CLEAN *****
> > <118>** SU+J Recovering /dev/ufs/Svar
> > <118>** Reading 16777216 byte journal from inode 4.
> > <118>** Building recovery table.
> > <118>** Resolving unreferenced inode list.
> > <118>** Processing journal entries.
> > <118>** SU+J Recovering /dev/ufs/Susr
> > <118>** Reading 25165824 byte journal from inode 4.
> > <118>** 40 journal records in 4096 bytes for 31.25% utilization
> > <118>** Freed 0 inodes (0 dirs) 0 blocks, and 0 frags.
> > <118>
> > <118>***** FILE SYSTEM MARKED CLEAN *****
> > <118>** Building recovery table.
> > <118>** Resolving unreferenced inode list.
> > <118>** Processing journal entries.
> > <118>
> > <118>***** FILE SYSTEM MARKED CLEAN *****
> > <118>/dev/ada0s3a: 7535 files, 131352 used, 376431 free (1135 frags, =
> 46912=20
> > blocks, 0.2% fragmentation)
> > <118>/dev/ada0s3e: 24573 files, 319053 used, 442234 free (1082 frags, =
> 55144=20
> > blocks, 0.1% fragmentation)
> > <118>/dev/ada0s3d: 22537 files, 105401 used, 402382 free (270 frags, =
> 50264=20
> > blocks, 0.1% fragmentation)
> > <118>/dev/ada0s3f: 18331 files, 109447 used, 398336 free (576 frags, =
> 49720=20
> > blocks, 0.1% fragmentation)
> > <118>/dev/ada0s3h: 22924 files, 188609 used, 572677 free (685 frags, =
> 71499=20
> > blocks, 0.1% fragmentation)
> > <118>/dev/ada0s3g: 5348 files, 49444 used, 458339 free (275 frags, =
> 57258=20
> > blocks, 0.1% fragmentation)
> > <118>** SU+J Recovering /dev/zvol/tank/VMs/current/amd64/disk3p1
> > <118>** Reading 33554432 byte journal from inode 4.
> > <118>** Building recovery table.
> > <118>** Resolving unreferenced inode list.
> > <118>** Processing journal entries.
> > <118>** SU+J Recovering /dev/zvol/tank/VMs/current/amd64/disk0s1a
> > <118>** Reading 16777216 byte journal from inode 827.
> > <118>
> > <118>***** FILE SYSTEM MARKED CLEAN *****
> > <118>** Building recovery table.
> > <118>** Resolving unreferenced inode list.
> > <118>** Processing journal entries.
> > <118>
> > <118>***** FILE SYSTEM MARKED CLEAN *****
> > <118>** SU+J Recovering /dev/zvol/tank/VMs/current/amd64/disk0s1d
> > <118>** Reading 16777216 byte journal from inode 117.
> > <118>** Building recovery table.
> > <118>** Resolving unreferenced inode list.
> > <118>** Processing journal entries.
> > <118>
> > <118>***** FILE SYSTEM MARKED CLEAN *****
> > <118>** SU+J Recovering /dev/zvol/tank/VMs/current/amd64/disk0s1e
> > <118>** Reading 33554432 byte journal from inode 16.
> > <118>** Building recovery table.
> > <118>** Resolving unreferenced inode list.
> > <118>** Processing journal entries.
> > <118>
> > <118>***** FILE SYSTEM MARKED CLEAN *****
> > <118>/dev/msdosfs/SHARED: 435 files, 6.2 GiB free (203709 clusters)
> > <118>FIXED
> > <118>/dev/msdosfs/SHARED: MARKING FILE SYSTEM CLEAN
> > <118>/dev/zvol/tank/VMs/current/i386/disk0s1a: 114555 files, 255948 =
> used,=20
> > 251835 free (403 frags, 31429 blocks, 0.1% fragmentation)
> > <118>/dev/zvol/tank/VMs/current/i386/disk0s1d: 22759 files, 126960 =
> used,=20
> > 380823 free (143 frags, 47585 blocks, 0.0% fragmentation)
> > <118>/dev/zvol/tank/VMs/current/i386/disk0s1e: 28564 files, 549004 =
> used,=20
> > 973507 free (1603 frags, 121488 blocks, 0.1% fragmentation)
> > <118>Mounting local filesystems:.
> > <118>Mounting ZFS filesystems: (193/193)
> > <118>Local package initialization:error: ed0: No such device exists=20
> > (BIOCSETIF failed: Device not configured)
> > <118>Unable to read the configuration file: No such file or directory =
> at=20
> > /usr/local/lib/perl5/site_perl/Jail.pm line 50.
> > <118>Compilation failed in require at /usr/local/sbin/jailadmin line =
> 13.
> > <118>BEGIN failed--compilation aborted at /usr/local/sbin/jailadmin =
> line 13.
> > <118> Jails.
> > <118>Autoloading module: acpi_wmi
> > acpi_wmi0: <ACPI-WMI mapping> on acpi0
> > acpi_wmi0: Embedded MOF found
> > ACPI: \_SB.AMWA.WQEE: 1 arguments were passed to a non-method ACPI =
> object=20
> > (Buffer) (20210730/nsarguments-361)
> > acpi_wmi1: <ACPI-WMI mapping> on acpi0
> > acpi_wmi1: Embedded MOF found
> > ACPI: \_SB.AMW0.WQDD: 1 arguments were passed to a non-method ACPI =
> object=20
> > (Buffer) (20210730/nsarguments-361)
> > <118>Updating CPU Microcode...
> > CPU: Intel(R) Core(TM) i3-2350M CPU @ 2.30GHz (2294.83-MHz K8-class =
> CPU)
> > Origin=3D"GenuineIntel" Id=3D0x206a7 Family=3D0x6 Model=3D0x2a =
> Stepping=3D7
> > =
> Features=3D0xbfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE=
> ,M
> > CA,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE>
> > =
> Features2=3D0x1dbae3bf<SSE3,PCLMULQDQ,DTES64,MON,DS_CPL,VMX,EST,TM2,SSSE3,=
> CX
> > =
> 16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,x2APIC,POPCNT,TSCDLT,XSAVE,OSXSAVE,AVX>
> > AMD Features=3D0x28100800<SYSCALL,NX,RDTSCP,LM>
> > AMD Features2=3D0x1<LAHF>
> > Structured Extended =
> Features3=3D0x9c000400<MD_CLEAR,IBPB,STIBP,L1DFL,SSBD>
> > XSAVE Features=3D0x1<XSAVEOPT>
> > VT-x: PAT,HLT,MTF,PAUSE,EPT,UG,VPID
> > TSC: P-state invariant, performance statistics
> > <118>Done.
> > <118>ELF ldconfig path: /lib /usr/lib /usr/lib/compat /usr/local/lib=20=
>
> > /usr/local/lib/compat/pkg /usr/local/krb5/lib /usr/local/kde4/lib=20
> > /usr/local/dt/lib /usr/local/lib/compat/pkg /usr/local/lib/dovecot=20
> > /usr/local/lib/e2fsprogs /usr/local/lib/expect5.45.4=20
> > /usr/local/lib/freeradius-3.0.23 /usr/local/lib/gcc10 =
> /usr/local/lib/gcc11=20
> > /usr/local/lib/gcc12 /usr/local/lib/gcc8 /usr/local/lib/gcc9=20
> > /usr/local/lib/graphviz /usr/local/lib/httrack /usr/local/lib/itcl3.4=20=
>
> > /usr/local/lib/mysql /usr/local/lib/mysql/plugin =
> /usr/local/lib/opencollada=20
> > /usr/local/lib/perl5/5.30/mach/CORE =
> /usr/local/lib/perl5/5.32/mach/CORE=20
> > /usr/local/lib/perl5/5.34/mach/CORE /usr/local/lib/pidgin=20
> > /usr/local/lib/pth /usr/local/lib/qt5 /usr/local/lib/samba4=20
> > /usr/local/lib/xrdp /usr/local/libexec/openldap =
> /usr/local/llvm-devel/lib=20
> > /usr/local/llvm10/lib /usr/local/llvm11/lib /usr/local/llvm12/lib=20
> > /usr/local/llvm70/lib /usr/local/llvm80/lib /usr/local/llvm90/lib=20
> > /usr/local/share/chromium
> > <118>32-bit compatibility ldconfig path: /usr/lib32=20
> > /alt/i386/root/usr/local/lib
> > <118>Setting hostname: slippy.
> > <118>Setting up harvesting: =
> [UMA],[FS_ATIME],SWI,INTERRUPT,NET_NG,[NET_ETHER
> > ],NET_TUN,MOUSE,KEYBOARD,ATTACH,CACHED
> > <118>Feeding entropy: .
> > <118>Starting ippool.
> > <118>70018:add pool node(252.0.0.1/255.255.255.255: node entry already=20=
>
> > present in pool
> > <118>70018:add pool node(252.0.0.1/255.255.255.255: node entry already=20=
>
> > present in pool
> > <118>70018:add pool node(252.0.0.1/255.255.255.255: node entry already=20=
>
> > present in pool
> > <118>70018:add pool node(252.0.0.1/255.255.255.255: node entry already=20=
>
> > present in pool
> > <118>70018:add pool node(252.0.0.1/255.255.255.255: node entry already=20=
>
> > present in pool
> > <118>70018:add pool node(252.0.0.1/255.255.255.255: node entry already=20=
>
> > present in pool
> > <118>70018:add pool node(252.0.0.1/255.255.255.255: node entry already=20=
>
> > present in pool
> > <118>70018:add pool node(252.0.0.1/255.255.255.255: node entry already=20=
>
> > present in pool
> > <118>70018:add pool node(252.0.0.1/255.255.255.255: node entry already=20=
>
> > present in pool
> > <118>70018:add pool node(252.0.0.1/255.255.255.255: node entry already=20=
>
> > present in pool
> > <118>70018:add pool node(252.0.0.1/255.255.255.255: node entry already=20=
>
> > present in pool
> > <118>70018:add pool node(252.0.0.1/255.255.255.255: node entry already=20=
>
> > present in pool
> > <118>70018:add pool node(252.0.0.1/255.255.255.255: node entry already=20=
>
> > present in pool
> > <118>70018:add pool node(252.0.0.1/255.255.255.255: node entry already=20=
>
> > present in pool
> > <118>Additional TCP/IP options: rfc1323 extensions=3DNO.
> > <118>Enabling ipfilter.
> > <118>Installing NAT rules.
> > <118>0 entries flushed from NAT table
> > <118>0 entries flushed from NAT list
> > <118>Starting ipmon.
> > <6>wlan0: Ethernet address: 20:6a:8a:72:03:17
> > <118>Created wlan(4) interfaces: wlan0.
> > <6>bridge0: Ethernet address: 58:9c:fc:10:ff:c8
> > <118>Created clone interfaces: lagg0 bridge0.
> > <6>lo0: link state changed to UP
> > <6>bge0: link state changed to DOWN
> > iwn0: iwn_read_firmware: ucode rev=3D0x12a80601
> > <118>Starting wpa_supplicant.
> > <6>lagg0: link state changed to DOWN
> > <6>lagg0: IPv6 addresses on wlan0 have been removed before adding it =
> as a=20
> > member to prevent IPv6 address scope violation.
> > iwn0: iwn_read_firmware: ucode rev=3D0x12a80601
> > <6>wlan0: link state changed to UP
> > <6>lagg0: link state changed to UP
> > <6>bge0: link state changed to UP
> >=20
> >=20
> > Fatal trap 12: page fault while in kernel mode
> > cpuid =3D 0; apic id =3D 00
> > fault virtual address =3D 0x128
> > fault code =3D supervisor read data, page not present
> > instruction pointer =3D 0x20:0xffffffff806cb53d
> > stack pointer =3D 0x28:0xfffffe00831a3210
> > frame pointer =3D 0x28:0xfffffe00831a3210
> > code segment =3D base 0x0, limit 0xfffff, type 0x1b
> > =3D DPL 0, pres 1, long 1, def32 0, gran 1
> > processor eflags =3D interrupt enabled, resume, IOPL =3D 0
> > current process =3D 0 (bge0 taskq)
> > trap number =3D 12
> > panic: page fault
> > cpuid =3D 0
> > time =3D 1629610531
> > KDB: stack backtrace:
> > db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame=20
> > 0xfffffe00831a2eb0
> > vpanic() at vpanic+0x187/frame 0xfffffe00831a2f10
> > panic() at panic+0x43/frame 0xfffffe00831a2f70
> > trap_fatal() at trap_fatal+0x387/frame 0xfffffe00831a2fd0
> > trap_pfault() at trap_pfault+0x4f/frame 0xfffffe00831a3030
> > trap() at trap+0x26a/frame 0xfffffe00831a3140
> > calltrap() at calltrap+0x8/frame 0xfffffe00831a3140
> > --- trap 0xc, rip =3D 0xffffffff806cb53d, rsp =3D 0xfffffe00831a3210, =
> rbp =3D=20
> > 0xfffffe00831a3210 ---
> > __rw_rlock_int() at __rw_rlock_int+0xd/frame 0xfffffe00831a3210
> > in6_lltable_lookup() at in6_lltable_lookup+0xa7/frame =
> 0xfffffe00831a3240
> > nd6_lookup() at nd6_lookup+0x4e/frame 0xfffffe00831a3270
> > pfxlist_onlink_check() at pfxlist_onlink_check+0xfb/frame =
> 0xfffffe00831a3310
> > nd6_ra_input() at nd6_ra_input+0x147f/frame 0xfffffe00831a35d0
> > icmp6_input() at icmp6_input+0x685/frame 0xfffffe00831a37b0
> > ip6_input() at ip6_input+0xa9a/frame 0xfffffe00831a3890
> > netisr_dispatch_src() at netisr_dispatch_src+0xca/frame =
> 0xfffffe00831a38e0
> > ether_demux() at ether_demux+0x138/frame 0xfffffe00831a3910
> > ether_nh_input() at ether_nh_input+0x34e/frame 0xfffffe00831a3970
> > netisr_dispatch_src() at netisr_dispatch_src+0xca/frame =
> 0xfffffe00831a39c0
> > ether_input() at ether_input+0x69/frame 0xfffffe00831a3a20
> > if_input() at if_input+0xa/frame 0xfffffe00831a3a30
> > bge_rxeof() at bge_rxeof+0x4dc/frame 0xfffffe00831a3ab0
> > bge_intr_task() at bge_intr_task+0x1a7/frame 0xfffffe00831a3b00
> > taskqueue_run_locked() at taskqueue_run_locked+0x191/frame=20
> > 0xfffffe00831a3b80
> > taskqueue_thread_loop() at taskqueue_thread_loop+0xc3/frame=20
> > 0xfffffe00831a3bb0
> > fork_exit() at fork_exit+0x8a/frame 0xfffffe00831a3bf0
> > fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe00831a3bf0
> > --- trap 0, rip =3D 0, rsp =3D 0, rbp =3D 0 ---
> > Uptime: 1m28s
> > Dumping 512 out of 7972 =
> MB:..4%..13%..22%..32%..41%..54%..63%..72%..82%..91%
> >=20
> > __curthread () at /opt/src/git-src/sys/amd64/include/pcpu_aux.h:55
> > 55 __asm("movq %%gs:%P1,%0" : "=3Dr" (td) : "n" =
> (offsetof(struct pcpu,
> > (kgdb) bt
> > #0 __curthread () at /opt/src/git-src/sys/amd64/include/pcpu_aux.h:55
> > #1 doadump (textdump=3Dtextdump at entry=3D1) at =
> /opt/src/git-src/sys/kern/kern_sh
> > utdown.c:399
> > #2 0xffffffff806cf9ab in kern_reboot (howto=3D260) at=20
> > /opt/src/git-src/sys/kern/kern_shutdown.c:486
> > #3 0xffffffff806cfe26 in vpanic (fmt=3D0xffffffff80a94e2f "%s",=20
> > ap=3D<optimized out>) at /opt/src/git-src/sys/kern/kern_shutdown.c:919
> > #4 0xffffffff806cfc23 in panic (fmt=3D<unavailable>) at=20
> > /opt/src/git-src/sys/kern/kern_shutdown.c:843
> > #5 0xffffffff80a342c7 in trap_fatal (frame=3D0xfffffe00831a3150, =
> eva=3D296) at=20
> > /opt/src/git-src/sys/amd64/amd64/trap.c:946
> > #6 0xffffffff80a3431f in trap_pfault =
> (frame=3Dframe at entry=3D0xfffffe00831a3150,
> > usermode=3Dfalse, signo=3D<optimized out>, signo at entry=3D0x0, =
> ucode=3D<optimized=20
> > out>, ucode at entry=3D0x0) at =
> /opt/src/git-src/sys/amd64/amd64/trap.c:765
> > #7 0xffffffff80a3399a in trap (frame=3D0xfffffe00831a3150) at=20
> > /opt/src/git-src/sys/amd64/amd64/trap.c:443
> > #8 <signal handler called>
> > #9 __rw_rlock_int (rw=3D0x110) at =
> /opt/src/git-src/sys/kern/kern_rwlock.c:679
> > #10 0xffffffff8087cd07 in in6_lltable_lookup (llt=3D<optimized out>,=20=
>
> > flags=3D<optimized out>, l3addr=3D<optimized out>) at =
> /opt/src/git-src/sys/netin
> > et6/in6.c:2349
> > #11 0xffffffff80897dae in lla_lookup (llt=3D0x110, flags=3D2374593664,=20=
>
> > flags at entry=3D0, l3addr=3D0xfffffe00831a3250) at =
> /opt/src/git-src/sys/net/if_lla
> > tbl.h:261
> > #12 nd6_lookup (addr6=3D<optimized out>, flags=3D-1920373632, =
> flags at entry=3D0,=20
> > ifp=3D<optimized out>) at /opt/src/git-src/sys/netinet6/nd6.c:1204
> > #13 0xffffffff8089ff7b in find_pfxlist_reachable_router=20
> > (pr=3D0xfffff8002b64f100) at =
> /opt/src/git-src/sys/netinet6/nd6_rtr.c:1817
> > #14 pfxlist_onlink_check () at =
> /opt/src/git-src/sys/netinet6/nd6_rtr.c:1861
> > #15 0xffffffff8089fc5f in nd6_ra_input (m=3D<optimized out>,=20
> > m at entry=3D0xfffff8003a3e1d00, off=3D<optimized out>, =
> icmp6len=3D<optimized out>,=20
> > icmp6len at entry=3D48) at /opt/src/git-src/sys/netinet6/nd6_rtr.c:597
> > #16 0xffffffff80874aa5 in icmp6_input (mp=3D0xfffffe00831a37f8,=20
> > offp=3D0xfffffe00831a37f0, proto=3D<optimized out>) at=20
> > /opt/src/git-src/sys/netinet6/icmp6.c:780
> > #17 0xffffffff8088beca in ip6_input (m=3D0xfffff8003a3e1d00) at=20
> > /opt/src/git-src/sys/netinet6/ip6_input.c:929
> > #18 0xffffffff80806d6a in netisr_dispatch_src (proto=3D6, =
> source=3D<optimized=20
> > out>, source at entry=3D0, m=3D0x0) at =
> /opt/src/git-src/sys/net/netisr.c:1143
> > #19 0xffffffff8080704f in netisr_dispatch (proto=3D272, m=3D0x10) at=20=
>
> > /opt/src/git-src/sys/net/netisr.c:1234
> > #20 0xffffffff807f3d58 in ether_demux =
> (ifp=3Difp at entry=3D0xfffff8003a30e800,=20
> > m=3D0xfffffe008d896c80) at /opt/src/git-src/sys/net/if_ethersubr.c:925
> > #21 0xffffffff807f50fe in ether_input_internal =
> (ifp=3D0xfffff8003a30e800,=20
> > m=3D0xfffffe008d896c80) at /opt/src/git-src/sys/net/if_ethersubr.c:711
> > #22 ether_nh_input (m=3D<optimized out>) at =
> /opt/src/git-src/sys/net/if_ethers
> > ubr.c:741
> > #23 0xffffffff80806d6a in netisr_dispatch_src (proto=3Dproto at entry=3D5,=20=
>
> > source=3D<optimized out>, source at entry=3D0, m=3D0x0, =
> m at entry=3D0xfffff8003a3e1d00)=20
> > at /opt/src/git-src/sys/net/netisr.c:1143
> > #24 0xffffffff8080704f in netisr_dispatch (proto=3D272, proto at entry=3D5,=
> =20
> > m=3D0x10, m at entry=3D0xfffff8003a3e1d00) at =
> /opt/src/git-src/sys/net/netisr.c:123
> > 4
> > #25 0xffffffff807f41a9 in ether_input (ifp=3D<optimized out>,=20
> > m=3D0xfffff8003a3e1d00) at /opt/src/git-src/sys/net/if_ethersubr.c:832
> > #26 0xffffffff807f042a in if_input (ifp=3D0x110, =
> ifp at entry=3D0xfffff8000516b800,
> > sendmp=3D0xfffffe008d896c80, sendmp at entry=3D0xfffff8003a3e1d00) at=20
> > /opt/src/git-src/sys/net/if.c:4444
> > #27 0xffffffff818eaabc in bge_rxeof (sc=3D<optimized out>,=20
> > sc at entry=3D0xfffffe00107d0000, rx_prod=3Drx_prod at entry=3D2,=20
> > holdlck=3Dholdlck at entry=3D0) at =
> /opt/src/git-src/sys/dev/bge/if_bge.c:4436
> > #28 0xffffffff818e7d57 in bge_intr_task (arg=3D0xfffffe00107d0000,=20
> > pending=3D<optimized out>) at =
> /opt/src/git-src/sys/dev/bge/if_bge.c:4666
> > #29 0xffffffff80731d81 in taskqueue_run_locked =
> (queue=3Dqueue at entry=3D0xfffff800
> > 03890600) at /opt/src/git-src/sys/kern/subr_taskqueue.c:476
> > #30 0xffffffff80733073 in taskqueue_thread_loop (arg=3D<optimized =
> out>,=20
> > arg at entry=3D0xfffffe00107d7568) at =
> /opt/src/git-src/sys/kern/subr_taskqueue.c:
> > 793
> > #31 0xffffffff8068b80a in fork_exit (callout=3D0xffffffff80732fb0=20
> > <taskqueue_thread_loop>, arg=3D0xfffffe00107d7568, =
> frame=3D0xfffffe00831a3c00)=20
> > at /opt/src/git-src/sys/kern/kern_fork.c:1087
> > #32 <signal handler called>
> > (kgdb) frame 9
> > #9 __rw_rlock_int (rw=3D0x110) at =
> /opt/src/git-src/sys/kern/kern_rwlock.c:679
> > 679 v =3D RW_READ_VALUE(rw);
> > (kgdb) l
> > 674 KASSERT(rw_wowner(rw) !=3D td,
> > 675 ("rw_rlock: wlock already held for %s @ %s:%d",
> > 676 rw->lock_object.lo_name, file, line));
> > 677 WITNESS_CHECKORDER(&rw->lock_object, LOP_NEWORDER, file, =
> line, NULL);
> > 678=09
> > 679 v =3D RW_READ_VALUE(rw);
> > 680 if =
> (__predict_false(LOCKSTAT_PROFILE_ENABLED(rw__acquire) ||
> > 681 !__rw_rlock_try(rw, td, &v, true =
> LOCK_FILE_LINE_ARG)))
> > 682 __rw_rlock_hard(rw, td, v LOCK_FILE_LINE_ARG);
> > 683 else
> > (kgdb) p rw
> > $1 =3D (struct rwlock *) 0x110
> > (kgdb) frame 10
> > #10 0xffffffff8087cd07 in in6_lltable_lookup (llt=3D<optimized out>,=20=
>
> > flags=3D<optimized out>, l3addr=3D<optimized out>) at =
> /opt/src/git-src/sys/netin
> > et6/in6.c:2349
> > 2349 LLE_RLOCK(lle);
> > (kgdb) l
> > 2344 return (lle);
> > 2345=09
> > 2346 if (flags & LLE_EXCLUSIVE)
> > 2347 LLE_WLOCK(lle);
> > 2348 else
> > 2349 LLE_RLOCK(lle);
> > 2350=09
> > 2351 /*
> > 2352 * If the afdata lock is not held, the LLE may have bee
> n =
> unlinked=20
> > while
> > 2353 * we were blocked on the LLE lock. Check for this =
> case.
> > (kgdb) p lle
> > $2 =3D (struct llentry *) 0x0
> > (kgdb)=20
> >=20
> >=20
> >=20
> > --=20
> > Cheers,
> > Cy Schubert <Cy.Schubert at cschubert.com =
> <mailto:Cy.Schubert at cschubert.com>>
> > FreeBSD UNIX: <cy at FreeBSD.org <mailto:cy at FreeBSD.org>> Web: =
> https://FreeBSD.org <https://freebsd.org/>
> > NTP: <cy at nwtime.org <mailto:cy at nwtime.org>> Web: =
> https://nwtime.org <https://nwtime.org/>
> >=20
> > The need of the many outweighs the greed of the few.
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