syzbot


panic: pfi_dynaddr_setup: dyn is ADDR

Status: fixed on 2020/04/19 21:20
Reported-by: syzbot+93e93150bc29f9b4b85f@syzkaller.appspotmail.com
Fix commit: 98582ce38183 pf: Improve ioctl() input validation
First crash: 1027d, last: 1023d
similar bugs (1):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
freebsd panic: pfi_dynaddr_setup: dyn is ADDR (2) C 22 1011d 1022d 2/2 fixed on 2020/05/04 00:46

Sample crash report:
login: panic: pfi_dynaddr_setup: dyn is 0xdc1da655142eb3a5
cpuid = 0
time = 1586888584
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe00258bd110
vpanic() at vpanic+0x1c7/frame 0xfffffe00258bd170
panic() at panic+0x43/frame 0xfffffe00258bd1d0
pfi_dynaddr_setup() at pfi_dynaddr_setup+0x590/frame 0xfffffe00258bd260
pfioctl() at pfioctl+0x50cc/frame 0xfffffe00258bd790
devfs_ioctl() at devfs_ioctl+0x14e/frame 0xfffffe00258bd7f0
VOP_IOCTL_APV() at VOP_IOCTL_APV+0x78/frame 0xfffffe00258bd820
vn_ioctl() at vn_ioctl+0x27c/frame 0xfffffe00258bd940
devfs_ioctl_f() at devfs_ioctl_f+0x47/frame 0xfffffe00258bd980
kern_ioctl() at kern_ioctl+0x3d4/frame 0xfffffe00258bd9f0
sys_ioctl() at sys_ioctl+0x266/frame 0xfffffe00258bdac0
amd64_syscall() at amd64_syscall+0x262/frame 0xfffffe00258bdbf0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe00258bdbf0
--- syscall (0, FreeBSD ELF64, nosys), rip = 0x45c35a, rsp = 0x7fffdfffdf78, rbp = 0x6bc0c8 ---
KDB: enter: panic
[ thread pid 3143 tid 100437 ]
Stopped at      kdb_enter+0x67: movq    $0,0x14aa0a6(%rip)
db> 
db> set $lines = 0
db> set $maxwidth = 0
db> show registers
cs                        0x20
ds                        0x3b  ll+0x1a
es                        0x3b  ll+0x1a
fs                        0x13
gs                        0x1b
ss                        0x28  ll+0x7
rax                       0x12
rcx                       0x80  ll+0x5f
rdx         0xffffffff818a90a3
rbx                          0
rsp         0xfffffe00258bd0f0
rbp         0xfffffe00258bd110
rsi                        0x1
rdi                          0
r8                           0
r9                  0xffffffff
r10                          0
r11         0xfffffe00257cc610
r12         0xffffffff82068e80  ddb_dbbe
r13                          0
r14         0xffffffff81949084
r15         0xffffffff81949084
rip         0xffffffff810ad7c7  kdb_enter+0x67
rflags                    0x86  ll+0x65
kdb_enter+0x67: movq    $0,0x14aa0a6(%rip)
db> show proc
Process 3143 (syz-executor3982345) at 0xfffff8003b563000:
 state: NORMAL
 uid: 0  gids: 0, 0, 5
 parent: pid 774 at 0xfffff8003b586520
 ABI: FreeBSD ELF64
 arguments: ./syz-executor398234573
 reaper: 0xfffff80003310000 reapsubtree: 1
 sigparent: 20
 vmspace: 0xfffffe0023bec9e8
   (map 0xfffffe0023bec9e8)
   (map.pmap 0xfffffe0023becaa8)
   (pmap 0xfffffe0023becb08)
 threads: 3
100321                   RunQ                                syz-executor3982345
100437                   Run     CPU 0                       syz-executor3982345
100452                   RunQ                                syz-executor3982345
db> ps
  pid  ppid  pgrp   uid  state   wmesg   wchan               cmd
 3159   776   771     0  R                                   syz-executor3982345
 3158   775   771     0  R                                   syz-executor3982345
 3157   778   771     0  R       (threaded)                  syz-executor3982345
100079                   RunQ                                syz-executor3982345
100449                   RunQ                                syz-executor3982345
 3143   774   771     0  R       (threaded)                  syz-executor3982345
100321                   RunQ                                syz-executor3982345
100437                   Run     CPU 0                       syz-executor3982345
100452                   RunQ                                syz-executor3982345
  778   773   771     0  S       nanslp  0xffffffff8252c201  syz-executor3982345
  776   773   771     0  S       nanslp  0xffffffff8252c200  syz-executor3982345
  775   773   771     0  S       nanslp  0xffffffff8252c200  syz-executor3982345
  774   773   771     0  S       nanslp  0xffffffff8252c201  syz-executor3982345
  773   771   771     0  S       nanslp  0xffffffff8252c201  syz-executor3982345
  771   769   771     0  Ss      pause   0xfffff80003ca5ae8  csh
  769   682   769     0  Rs      CPU 1                       sshd
  748     1   748     0  Ss+     ttyin   0xfffff800038178b0  getty
  747     1   747     0  Ss+     ttyin   0xfffff80003b6c8b0  getty
  746     1   746     0  Ss+     ttyin   0xfffff80003b6f0b0  getty
  745     1   745     0  Ss+     ttyin   0xfffff80003b6f8b0  getty
  744     1   744     0  Ss+     ttyin   0xfffff800033bc0b0  getty
  743     1   743     0  Ss+     ttyin   0xfffff800033bc8b0  getty
  742     1   742     0  Ss+     ttyin   0xfffff800033bf0b0  getty
  741     1   741     0  Ss+     ttyin   0xfffff800033bf8b0  getty
  740     1   740     0  Ss+     ttyin   0xfffff800033be0b0  getty
  738     1    24     0  S+      piperd  0xfffff80003ca78e8  logger
  737   736    24     0  S+      nanslp  0xffffffff8252c200  sleep
  736     1    24     0  S+      wait    0xfffff80003bba000  sh
  686     1   686     0  Ss      nanslp  0xffffffff8252c201  cron
  682     1   682     0  Ss      select  0xfffff8003b2dbd40  sshd
  495     1   495     0  Ss      select  0xfffff80003a2ce40  syslogd
  424     1   424     0  Ss      select  0xfffff80003a2cec0  devd
  423     1   423    65  Ss      select  0xfffff80003d5ac40  dhclient
  338     1   338     0  Ss      select  0xfffff80003bd9bc0  dhclient
  335     1   335     0  Ss      select  0xfffff80003bd9d40  dhclient
   23     0     0     0  DL      vlruwt  0xfffff80003bbd520  [vnlru]
   22     0     0     0  DL      syncer  0xffffffff82618098  [syncer]
   21     0     0     0  DL      (threaded)                  [bufdaemon]
100069                   D       qsleep  0xffffffff826173d8  [bufdaemon]
100076                   D       -       0xffffffff8200aa00  [bufspacedaemon-0]
100087                   D       sdflush 0xfffff800033878e8  [/ worker]
   20     0     0     0  DL      psleep  0xffffffff8263e348  [vmdaemon]
   19     0     0     0  DL      (threaded)                  [pagedaemon]
100067                   D       psleep  0xffffffff82632918  [dom0]
100074                   D       launds  0xffffffff82632924  [laundry: dom0]
100075                   D       umarcl  0xffffffff8154adf0  [uma]
   18     0     0     0  DL      -       0xffffffff8235fe20  [rand_harvestq]
   17     0     0     0  DL      pftm    0xffffffff82b543a0  [pf purge]
   16     0     0     0  DL      waiting 0xffffffff8261a810  [sctp_iterator]
   15     0     0     0  DL      -       0xffffffff82616a2c  [soaiod4]
    9     0     0     0  DL      -       0xffffffff82616a2c  [soaiod3]
    8     0     0     0  DL      -       0xffffffff82616a2c  [soaiod2]
    7     0     0     0  DL      -       0xffffffff82616a2c  [soaiod1]
    6     0     0     0  DL      (threaded)                  [cam]
100033                   D       -       0xffffffff82237b40  [doneq0]
100066                   D       -       0xffffffff82237a10  [scanner]
    5     0     0     0  DL      crypto_ 0xfffff800033eb090  [crypto returns 1]
    4     0     0     0  DL      crypto_ 0xfffff800033eb030  [crypto returns 0]
    3     0     0     0  DL      crypto_ 0xffffffff82630040  [crypto]
   14     0     0     0  DL      seqstat 0xfffff80003388888  [sequencer 00]
   13     0     0     0  DL      (threaded)                  [geom]
100024                   D       -       0xffffffff8250b180  [g_event]
100025                   D       -       0xffffffff8250b188  [g_up]
100026                   D       -       0xffffffff8250b190  [g_down]
    2     0     0     0  DL      (threaded)                  [KTLS]
100017                   D       -       0xfffff8000335e080  [thr_0]
100018                   D       -       0xfffff8000335e0c0  [thr_1]
   12     0     0     0  WL      (threaded)                  [intr]
100010                   I                                   [swi6: Giant taskq]
100013                   I                                   [swi5: fast taskq]
100016                   I                                   [swi6: task queue]
100019                   I                                   [swi3: vm]
100020                   I                                   [swi4: clock (0)]
100021                   I                                   [swi4: clock (1)]
100022                   I                                   [swi1: netisr 0]
100034                   I                                   [irq24: virtio_pci0]
100035                   I                                   [irq25: virtio_pci0]
100036                   I                                   [irq26: virtio_pci0]
100037                   I                                   [irq27: virtio_pci0]
100038                   I                                   [irq28: virtio_pci1]
100039                   I                                   [irq29: virtio_pci1]
100040                   I                                   [irq30: virtio_pci1]
100041                   I                                   [irq31: virtio_pci1]
100042                   I                                   [irq32: virtio_pci1]
100047                   I                                   [irq10: virtio_pci2]
100049                   I                                   [irq1: atkbd0]
100050                   I                                   [irq12: psm0]
100051                   I                                   [swi0: uart uart++]
100060                   I                                   [swi1: pf send]
100072                   I                                   [swi1: hpts]
100073                   I                                   [swi1: hpts]
   11     0     0     0  RL      (threaded)                  [idle]
100003                   CanRun                              [idle: cpu0]
100004                   CanRun                              [idle: cpu1]
    1     0     1     0  SLs     wait    0xfffff80003310000  [init]
   10     0     0     0  DL      audit_w 0xffffffff82630518  [audit]
    0     0     0     0  DLs     (threaded)                  [kernel]
100000                   D       swapin  0xffffffff8250b710  [swapper]
100005                   D       -       0xfffff80003215800  [if_config_tqg_0]
100006                   D       -       0xfffff80003215600  [softirq_0]
100007                   D       -       0xfffff80003215400  [softirq_1]
100008                   D       -       0xfffff80003215200  [if_io_tqg_0]
100009                   D       -       0xfffff80003215000  [if_io_tqg_1]
100011                   D       -       0xfffff80003342000  [in6m_free taskq]
100012                   D       -       0xfffff80003343e00  [thread taskq]
100014                   D       -       0xfffff80003343c00  [kqueue_ctx taskq]
100015                   D       -       0xfffff80003343b00  [aiod_kick taskq]
100023                   D       -       0xfffff80003343900  [firmware taskq]
100028                   D       -       0xfffff80003340e00  [crypto_0]
100029                   D       -       0xfffff80003340e00  [crypto_1]
100043                   D       -       0xfffff80003340500  [vtnet0 rxq 0]
100044                   D       -       0xfffff80003340400  [vtnet0 txq 0]
100045                   D       -       0xfffff80003340300  [vtnet0 rxq 1]
100046                   D       -       0xfffff80003340200  [vtnet0 txq 1]
100048                   D       vtbslp  0xfffff80003518580  [virtio_balloon]
100052                   D       -       0xfffff80003340100  [mca taskq]
100055                   D       -       0xffffffff81cec6b0  [deadlkres]
100062                   D       -       0xfffff80003340900  [acpi_task_0]
100063                   D       -       0xfffff80003340900  [acpi_task_1]
100064                   D       -       0xfffff80003340900  [acpi_task_2]
100065                   D       -       0xfffff80003340800  [CAM taskq]
db> show all locks
Process 3143 (syz-executor3982345) thread 0xfffffe00257cc100 (100437)
exclusive rm pf rulesets (pf rulesets) r = 0 (0xffffffff82ba5110) locked @ /syzkaller/managers/main/kernel/sys/netpfil/pf/pf_ioctl.c:2650
Process 769 (sshd) thread 0xfffffe0023b90e00 (100104)
exclusive sleep mutex select mtxpool (select mtxpool) r = 0 (0xfffffe001d9f05c0) locked @ /syzkaller/managers/main/kernel/sys/kern/sys_generic.c:1680
db> show malloc
              Type        InUse        MemUse     Requests
           pf_hash            5        11524K            5
            devbuf         4213         4851K         4238
          tcp_hpts            5         3201K            5
             vtbuf           24         1968K           46
         sysctloid        28437         1659K        28501
              kobj          332         1328K          488
            newblk          523         1155K         2934
          vfscache            4         1025K            4
          inodedep          791          907K         2458
               pcb           21          537K           75
         ufs_quota            1          512K            1
          vfs_hash            1          512K            1
           callout            2          512K            2
              intr            4          388K            4
           pf_rule         2378          298K         2378
           subproc          127          253K         3233
            dirrem          756          189K         2406
            acpica         1674          185K        52709
         vnet_data            1          168K            1
           pagedep           22          134K         2404
        tfo_ccache            1          128K            1
               sem            4          106K            4
            DEVFS1          101          101K          110
          freefile          739           93K         2387
            linker          243           92K          264
               bus          964           78K         3344
          mtx_pool            2           72K            2
          syncache            1           68K            1
          acpitask            1           64K            1
       ddb_capture            1           64K            1
            module          496           62K          496
              umtx          306           39K          306
              temp           18           33K         1537
         hostcache            1           32K            1
               shm            1           32K            1
           kdtrace          165           32K         8759
               msg            4           30K            4
            DEVFS3          120           30K          130
        DEVFS_RULE           56           27K           56
        gtaskqueue           18           26K           18
              vmem            3           22K            4
            kbdmux            6           22K            6
               BPF           10           18K           10
         ufs_mount            3           17K            4
              proc            3           17K            3
               tty           16           16K           16
           tidhash            1           16K            1
           ithread           98           16K           98
            bus-sc           30           14K         1431
            KTRACE          100           13K          100
            ifaddr           30           12K           32
              kenv           95           12K           99
      eventhandler          132           12K          132
         pfs_nodes           20           10K           20
              GEOM           60           10K          487
              rman           82           10K          423
         bmsafemap            2            9K         2426
              UART           12            9K           12
           devstat            4            9K            4
               rpc            2            8K            2
             shmfd            1            8K            1
       pfs_vncache            1            8K            1
     audit_evclass          232            8K          290
           CAM DEV            3            6K          510
                vt           11            6K           11
              cred           21            6K          234
            sglist            5            6K            5
         CAM queue            5            6K         1528
          routetbl           28            5K           32
         taskqueue           45            5K           45
       ufs_dirhash           24            5K           24
            plimit           17            5K          322
            diradd           33            5K         2422
             ifnet            3            5K            3
               UMA          250            5K          250
           memdesc            1            4K            1
               MCA           32            4K           32
             evdev            4            4K            4
          filedesc            1            4K            1
           lltable           11            4K           11
            kqueue           54            4K         3162
          pf_ifnet            6            4K            7
             hhook           13            4K           13
       ether_multi           40            4K           45
         in6_multi           25            3K           25
           acpisem           22            3K           22
          terminal           11            3K           11
           session           20            3K           31
              pgrp           20            3K           31
           uidinfo            3            3K            8
            select           17            3K           17
        local_apic            1            2K            1
           io_apic            1            2K            1
             mkdir           16            2K         4788
         ipsec-saq            2            2K            2
          ioctlops            1            2K         4843
         proc-args           39            2K          472
            Unitno           28            2K         2755
           CAM XPT           22            2K          543
             lockf           15            2K           22
         newdirblk           12            2K         2394
           acpidev           20            2K           20
               msi            9            2K            9
           softdep            1            1K            1
       ipsecpolicy            1            1K            1
            sahead            1            1K            1
          secasvar            1            1K            1
             clone            8            1K            8
       vnodemarker            2            1K            8
      NFSD session            1            1K            1
        CAM periph            4            1K          271
          indirdep            3            1K            3
             nhops            6            1K            6
         toponodes            6            1K            6
            isadev            6            1K            6
             mount           16            1K           86
          pci_link           10            1K           10
            ip6ndp            4            1K            5
          sctp_ifa            5            1K            5
            crypto            3            1K            3
          in_multi            2            1K            3
              pfil            4            1K            4
    chacha20random            1            1K            1
           CAM SIM            2            1K            2
             epoch            4            1K            4
              cdev            2            1K            2
 encap_export_host            8            1K            8
               osd            3            1K            9
               mld            2            1K            2
          sctp_ifn            2            1K            2
              igmp            2            1K            2
            vnodes            1            1K            1
      NFSD lckfile            1            1K            1
     NFSD V4client            1            1K            1
             DEVFS            9            1K           10
            feeder            7            1K            7
       inpcbpolicy            6            1K          131
           tcpfunc            3            1K            3
        loginclass            3            1K            7
     CAM dev queue            2            1K            2
 CAM I/O Scheduler            1            1K            1
            apmdev            1            1K            1
          atkbddev            2            1K            2
          CAM path            4            1K         1034
              ktls            1            1K            1
          pmchooks            1            1K            1
            prison            4            1K            4
            DEVFSP            2            1K            2
            soname            4            1K         5788
          filecaps            4            1K           66
               tun            3            1K            3
          nexusdev            5            1K            5
           entropy            2            1K           39
          sctp_vrf            1            1K            1
              vnet            1            1K            1
          acpiintr            1            1K            1
               pmc            1            1K            1
              cpus            2            1K            2
    vnet_data_free            1            1K            1
           Per-cpu            1            1K            1
          freework            1            1K         2404
          p1003.1b            1            1K            1
          pf_table            0            0K            0
           pf_altq            0            0K            0
           pf_osfp            0            0K            0
           pf_temp            0            0K            0
           ath_hal            0            0K            0
        madt_table            0            0K            2
            athdev            0            0K            0
           ata_pci            0            0K            0
           ata_dma            0            0K            0
       ata_generic            0            0K            0
               amr            0            0K            0
           scsi_da            0            0K           69
            ata_da            0            0K            0
            pvscsi            0            0K            0
          smartpqi            0            0K            0
           scsi_ch            0            0K            0
           scsi_cd            0            0K            0
            USBdev            0            0K            0
               USB            0            0K            0
       AHCI driver            0            0K            0
               agp            0            0K            0
              iavf            0            0K            0
               ixl            0            0K            0
           nvme_da            0            0K            0
           acpipwr            0            0K            0
            twsbuf            0            0K            0
      twe_commands            0            0K            0
      twa_commands            0            0K            0
       tcp_log_dev            0            0K            0
      midi buffers            0            0K            0
       fpukern_ctx            0            0K            0
             mixer            0            0K            0
          xen_intr            0            0K            0
              ac97            0            0K            0
           xen_hvm            0            0K            0
         legacydrv            0            0K            0
            qpidrv            0            0K            0
             hdacc            0            0K            0
              hdac            0            0K            0
      dmar_idpgtbl            0            0K            0
          dmar_dom            0            0K            0
          dmar_ctx            0            0K            0
       dmar_dmamap            0            0K            0
              hdaa            0            0K            0
         acpi_perf            0            0K            0
         acpicmbat            0            0K            0
              isci            0            0K            0
           bxe_ilt            0            0K            0
            xenbus            0            0K            0
       SIIS driver            0            0K            0
     vm_fictitious            0            0K            0
           CAM CCB            0            0K         1860
               PUC            0            0K            0
          ppbusdev            0            0K            0
agtiapi_MemAlloc malloc            0            0K            0
    osti_cacheable            0            0K            0
          tempbuff            0            0K            0
          tempbuff            0            0K            0
           UMAHash            0            0K            0
ag_tgt_map_t malloc            0            0K            0
ag_slr_map_t malloc            0            0K            0
         vm_pgdata            0            0K            0
           jblocks            0            0K            0
          savedino            0            0K         1659
          sentinel            0            0K            0
            jfsync            0            0K            0
            jtrunc            0            0K            0
             sbdep            0            0K            3
           jsegdep            0            0K            0
              jseg            0            0K            0
         jfreefrag            0            0K            0
          jfreeblk            0            0K            0
           jnewblk            0            0K            0
            jmvref            0            0K            0
           jremref            0            0K            0
           jaddref            0            0K            0
           freedep            0            0K            0
          freeblks            0            0K         2403
          freefrag            0            0K            7
        allocindir            0            0K            0
       allocdirect            0            0K            0
          ufs_trim            0            0K            0
           mactemp            0            0K            0
     audit_trigger            0            0K            0
 audit_pipe_presel            0            0K            0
     audit_pipeent            0            0K            0
        audit_pipe            0            0K            0
      audit_evname            0            0K            0
         audit_bsm            0            0K            0
      audit_gidset            0            0K            0
        audit_text            0            0K            0
        audit_path            0            0K            0
        audit_data            0            0K            0
        audit_cred            0            0K            0
             xform            0            0K            0
               NLM            0            0K            0
    ipsec-spdcache            0            0K            0
         ipsec-reg            0            0K            0
        ipsec-misc            0            0K            0
      ipsecrequest            0            0K            0
            ip6opt            0            0K            3
       ip6_msource            0            0K            0
      ip6_moptions            0            0K            0
       in6_mfilter            0            0K            0
             frag6            0            0K            0
            tcplog            0            0K            0
lDevFlags * malloc            0            0K            0
               LRO            0            0K            0
        sctp_mcore            0            0K            0
        sctp_socko            0            0K            0
         sctp_iter            0            0K            4
         sctp_mvrf            0            0K            0
         sctp_timw            0            0K            0
         sctp_cpal            0            0K            0
         sctp_cmsg            0            0K            0
         sctp_stre            0            0K            0
         sctp_athi            0            0K            0
         sctp_athm            0            0K            0
         sctp_atky            0            0K            0
         sctp_atcl            0            0K            0
         sctp_a_it            0            0K            4
         sctp_aadr            0            0K            0
         sctp_stro            0            0K            0
         sctp_stri            0            0K            0
          sctp_map            0            0K            0
      newreno data            0            0K            0
        ip_msource            0            0K            0
       ip_moptions            0            0K            0
        in_mfilter            0            0K            0
              ipid            0            0K            0
         80211scan            0            0K            0
      80211ratectl            0            0K            0
        80211power            0            0K            0
       80211nodeie            0            0K            0
         80211node            0            0K            0
      80211mesh_gt            0            0K            0
      80211mesh_rt            0            0K            0
         80211perr            0            0K            0
         80211prep            0            0K            0
         80211preq            0            0K            0
          80211dfs            0            0K            0
       80211crypto            0            0K            0
          80211vap            0            0K            0
             iflib            0            0K            0
              vlan            0            0K            0
               gif            0            0K            0
           ifdescr            0            0K            0
              zlib            0            0K            0
           fadvise            0            0K            0
tiDeviceHandle_t * malloc            0            0K            0
            statfs            0            0K         2574
       export_host            0            0K            0
        cl_savebuf            0            0K            3
ag_portal_data_t malloc            0            0K            0
ag_device_t malloc            0            0K            0
     STLock malloc            0            0K            0
          CCB List            0            0K            0
            sr_iov            0            0K            0
               OCS            0            0K            0
               OCS            0            0K            0
              nvme            0            0K            0
               nvd            0            0K            0
            netmap            0            0K            0
            mwldev            0            0K            0
        MVS driver            0            0K            0
     CAM ccb queue            0            0K            0
          mrsasbuf            0            0K            0
          mpt_user            0            0K            0
          mps_user            0            0K            0
            biobuf            0            0K            0
              aios            0            0K            0
               lio            0            0K            0
               acl            0            0K            0
            MPSSAS            0            0K            0
          mbuf_tag            0            0K           25
              accf            0            0K            0
               pts            0            0K            0
               iov            0            0K        13004
           Witness            0            0K            0
             stack            0            0K            0
               mps            0            0K            0
          mpr_user            0            0K            0
            MPRSAS            0            0K            0
               mpr            0            0K            0
            mfibuf            0            0K            0
        md_sectors            0            0K            0
              sbuf            0            0K          288
           md_disk            0            0K            0
        compressor            0            0K            0
           malodev            0            0K            0
              SWAP            0            0K            0
               LED            0            0K            0
         sysctltmp            0            0K          574
            sysctl            0            0K            1
              ekcd            0            0K            0
            dumper            0            0K            0
          sendfile            0            0K            0
              rctl            0            0K            0
          ix_sriov            0            0K            0
        aacraidcam            0            0K            0
                ix            0            0K            0
            ipsbuf            0            0K            0
            iirbuf            0            0K            0
             cache            0            0K            0
       aacraid_buf            0            0K            0
          kcovinfo            0            0K            0
      prison_racct            0            0K            0
       Fail Points            0            0K            0
             sigio            0            0K            1
filedesc_to_leader            0            0K            0
               pwd            0            0K            0
       tty console            0            0K            0
            aaccam            0            0K            0
            aacbuf            0            0K            0
              zstd            0            0K            0
            nvlist            0            0K            0
          SCSI ENC            0            0K            0
           SCSI sa            0            0K            0
        isofs_node            0            0K            0
       isofs_mount            0            0K            0
     tr_raid5_data            0            0K            0
    tr_raid1e_data            0            0K            0
     tr_raid1_data            0            0K            0
     tr_raid0_data            0            0K            0
    tr_concat_data            0            0K            0
       md_sii_data            0            0K            0
   md_promise_data            0            0K            0
    md_nvidia_data            0            0K            0
   md_jmicron_data            0            0K            0
     md_intel_data            0            0K            0
       md_ddf_data            0            0K            0
         raid_data            0            0K           72
     geom_flashmap            0            0K            0
           NFS FHA            0            0K            0
         newnfsmnt            0            0K            0
  newnfsclient_req            0            0K            0
   NFSCL layrecall            0            0K            0
     NFSCL session            0            0K            0
     NFSCL sockreq            0            0K            0
     NFSCL devinfo            0            0K            0
     NFSCL flayout            0            0K            0
      NFSCL layout            0            0K            0
     NFSD rollback            0            0K            0
NFSCL diroffdiroff            0            0K            0
       NEWdirectio            0            0K            0
        NEWNFSnode            0            0K            0
         NFSCL lck            0            0K            0
      NFSCL lckown            0            0K            0
      NFSCL client            0            0K            0
       NFSCL deleg            0            0K            0
        NFSCL open            0            0K            0
       NFSCL owner            0            0K            0
            NFS fh            0            0K            0
           NFS req            0            0K            0
     NFSD usrgroup            0            0K            0
       NFSD string            0            0K            0
       NFSD V4lock            0            0K            0
      NFSD V4state            0            0K            0
     NFSD srvcache            0            0K            0
       msdosfs_fat            0            0K            0
     msdosfs_mount            0            0K            0
      msdosfs_node            0            0K            0
            DEVFS4            0            0K            0
            DEVFS2            0            0K            0
            gntdev            0            0K            0
       privcmd_dev            0            0K            0
        evtchn_dev            0            0K            0
          xenstore            0            0K            0
         scsi_pass            0            0K            0
         ciss_data            0            0K            0
               xnb            0            0K            0
              xbbd            0            0K            0
               xbd            0            0K            0
           Balloon            0            0K            0
          sysmouse            0            0K            0
            vtfont            0            0K            0
db> show ktr
No such command; use "help" to list available commands
db> 

Crashes (7):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets Title
ci-freebsd-main 2020/04/14 18:25 freebsd 7ce2fd660370 3f3c5574 console log report syz C
ci-freebsd-main 2020/04/18 21:15 freebsd 9eda564add93 365fba24 console log report
ci-freebsd-main 2020/04/18 04:46 freebsd 2c3fba2181d8 18397578 console log report
ci-freebsd-main 2020/04/18 03:38 freebsd 2c3fba2181d8 18397578 console log report
ci-freebsd-main 2020/04/18 00:09 freebsd 2c3fba2181d8 18397578 console log report
ci-freebsd-main 2020/04/17 15:47 freebsd fa4675f29b89 18397578 console log report
ci-freebsd-main 2020/04/14 18:05 freebsd 7ce2fd660370 3f3c5574 console log report
* Struck through repros no longer work on HEAD.