syzbot


panic: Assertion in_epoch(net_epoch_preempt) failed at /syzkaller/managers/main/kernel/sys/netinet6/in6.c:LINE

Status: auto-closed as invalid on 2020/01/29 12:07
Reported-by: syzbot+1c9aaadfd625129fb4fd@syzkaller.appspotmail.com
First crash: 1306d, last: 1306d

Sample crash report:
panic: Assertion in_epoch(net_epoch_preempt) failed at /syzkaller/managers/main/kernel/sys/netinet6/in6.c:1479
cpuid = 0
time = 1572523587
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe001a154620
vpanic() at vpanic+0x1c7/frame 0xfffffe001a154690
panic() at panic+0x43/frame 0xfffffe001a1546f0
in6ifa_ifpforlinklocal() at in6ifa_ifpforlinklocal+0x143/frame 0xfffffe001a154720
nd6_prefix_onlink() at nd6_prefix_onlink+0x254/frame 0xfffffe001a1548a0
pfxlist_onlink_check() at pfxlist_onlink_check+0x521/frame 0xfffffe001a154930
defrouter_del() at defrouter_del+0x20c/frame 0xfffffe001a154970
nd6_timer() at nd6_timer+0x1c2/frame 0xfffffe001a154a00
softclock_call_cc() at softclock_call_cc+0x23a/frame 0xfffffe001a154af0
softclock() at softclock+0xa3/frame 0xfffffe001a154b30
ithread_loop() at ithread_loop+0x302/frame 0xfffffe001a154ba0
fork_exit() at fork_exit+0xac/frame 0xfffffe001a154bf0
fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe001a154bf0
--- trap 0, rip = 0, rsp = 0, rbp = 0 ---
KDB: enter: panic
[ thread pid 12 tid 100017 ]
Stopped at      kdb_enter+0x67: movq    $0,0x1469a16(%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         0xffffffff810b4919  vprintf+0xa9
rdx                          0
rbx                          0
rsp         0xfffffe001a154600
rbp         0xfffffe001a154620
rsi                          0
rdi         0xffffffff810b4951  vprintf+0xe1
r8                           0
r9                  0xffffffff
r10                          0
r11         0xfffff800362e74f0
r12         0xffffffff82068cf0  ddb_dbbe
r13                          0
r14         0xffffffff81914ca4
r15         0xffffffff81914ca4
rip         0xffffffff810a9bd7  kdb_enter+0x67
rflags                    0x86  ll+0x65
kdb_enter+0x67: movq    $0,0x1469a16(%rip)
db> show proc
Process 12 (intr) at 0xfffff800031e9a60:
 state: NORMAL
 uid: 0  gids: 0
 parent: pid 0 at 0xffffffff82606b68
 ABI: null
 reaper: 0xffffffff82606b68 reapsubtree: 12
 sigparent: 20
 vmspace: 0xffffffff82617bb0
   (map 0xffffffff82617bb0)
   (map.pmap 0xffffffff82617c80)
   (pmap 0xffffffff82617ce0)
 threads: 19
100005                   I                                   [swi6: Giant taskq]
100007                   I                                   [swi5: fast taskq]
100011                   I                                   [swi6: task queue]
100017                   Run     CPU 0                       [swi4: clock (0)]
100018                   I                                   [swi4: clock (1)]
100019                   I                                   [swi3: vm]
100020                   Run     CPU 1                       [swi1: netisr 0]
100032                   I                                   [irq24: virtio_pci0]
100033                   I                                   [irq25: virtio_pci0]
100034                   I                                   [irq26: virtio_pci0]
100035                   I                                   [irq27: virtio_pci0]
100036                   I                                   [irq28: virtio_pci1]
100037                   I                                   [irq29: virtio_pci1]
100038                   I                                   [irq30: virtio_pci1]
100039                   I                                   [irq31: virtio_pci1]
100040                   I                                   [irq32: virtio_pci1]
100045                   I                                   [irq1: atkbd0]
100046                   I                                   [irq12: psm0]
100047                   I                                   [swi0: uart uart++]
db> ps
  pid  ppid  pgrp   uid  state   wmesg   wchan               cmd
33717   770   770     0  S       (threaded)                  syz-executor.0
100212                   S       nanslp  0xffffffff824fc1e1  syz-executor.0
100429                   S       so_rcv_ 0xfffff8003c1da178  syz-executor.0
100471                   S       sbwait  0xfffff8003c1da1d4  syz-executor.0
100498                   S       uwait   0xfffff80036d31e80  syz-executor.0
100507                   S       uwait   0xfffff800363d7d00  syz-executor.0
 3408     1  3408    65  Rs                                  dhclient
 2813     1  2813     0  Ss      select  0xfffff800034ad640  dhclient
 2810     1  2810     0  Ss      select  0xfffff8000348cdc0  dhclient
 2791     1  2791    65  Rs                                  dhclient
 2216     1  2216     0  Ss      select  0xfffff800031e4840  dhclient
 2213     1  2213     0  Ss      select  0xfffff800031e5040  dhclient
 2194     1  2194    65  Rs                                  dhclient
 1643     1  1643     0  Ss      select  0xfffff800031e59c0  dhclient
 1640     1  1640     0  Ss      select  0xfffff800034ada40  dhclient
 1625     1  1625    65  Rs                                  dhclient
 1063     1  1063     0  Ss      select  0xfffff800034addc0  dhclient
 1060     1  1060     0  Ss      select  0xfffff800034ae540  dhclient
  774   768   774     0  Ss      piperd  0xfffff800361312f8  syz-executor.3
  773   768   773     0  Ss      piperd  0xfffff80003bf9000  syz-executor.2
  771   768   771     0  Ss      piperd  0xfffff80003bf92f8  syz-executor.1
  770   768   770     0  Ss      nanslp  0xffffffff824fc1e1  syz-executor.0
  768   766   766     0  S       (threaded)                  syz-fuzzer
100102                   S       uwait   0xfffff80003939d00  syz-fuzzer
100103                   S       uwait   0xfffff80003c70200  syz-fuzzer
100104                   S       uwait   0xfffff80003c70300  syz-fuzzer
100105                   S       uwait   0xfffff80003c5f500  syz-fuzzer
100106                   S       uwait   0xfffff80003c5f600  syz-fuzzer
100107                   S       uwait   0xfffff80003c5f700  syz-fuzzer
100108                   S       uwait   0xfffff80003939e00  syz-fuzzer
100109                   S       uwait   0xfffff8000393a500  syz-fuzzer
100110                   S       uwait   0xfffff80003939400  syz-fuzzer
100111                   S       kqread  0xfffff800031c7200  syz-fuzzer
100112                   S       uwait   0xfffff80003939600  syz-fuzzer
  766   764   766     0  Ss      pause   0xfffff800363d05d8  csh
  764   680   764     0  Ss      select  0xfffff800031e4e40  sshd
  746     1   746     0  Ss+     ttyin   0xfffff80003311cb0  getty
  745     1   745     0  Ss+     ttyin   0xfffff800039d08b0  getty
  744     1   744     0  Ss+     ttyin   0xfffff800039d0cb0  getty
  743     1   743     0  Ss+     ttyin   0xfffff800039d20b0  getty
  742     1   742     0  Ss+     ttyin   0xfffff800039d24b0  getty
  741     1   741     0  Ss+     ttyin   0xfffff800039d28b0  getty
  740     1   740     0  Ss+     ttyin   0xfffff800039d2cb0  getty
  739     1   739     0  Ss+     ttyin   0xfffff800039d30b0  getty
  738     1   738     0  Ss+     ttyin   0xfffff800039d34b0  getty
  684     1   684     0  Ss      nanslp  0xffffffff824fc1e1  cron
  680     1   680     0  Ss      select  0xfffff800034913c0  sshd
  493     1   493     0  Ss      select  0xfffff800031e5840  syslogd
  422     1   422     0  Ss      select  0xfffff800031e5940  devd
  421     1   421    65  Ss      select  0xfffff80003491540  dhclient
  336     1   336     0  Ss      select  0xfffff800031e5640  dhclient
  333     1   333     0  Ss      select  0xfffff800031e58c0  dhclient
   21     0     0     0  DL      syncer  0xffffffff825d26b0  [syncer]
   20     0     0     0  DL      vlruwt  0xfffff80003a0c000  [vnlru]
   19     0     0     0  DL      (threaded)                  [bufdaemon]
100063                   D       qsleep  0xffffffff825d1b58  [bufdaemon]
100065                   D       -       0xffffffff8200a900  [bufspacedaemon-0]
100077                   D       sdflush 0xfffff800030850e8  [/ worker]
   18     0     0     0  DL      psleep  0xffffffff825ed008  [vmdaemon]
   17     0     0     0  DL      (threaded)                  [pagedaemon]
100061                   D       psleep  0xffffffff82618d98  [dom0]
100067                   D       launds  0xffffffff82618da4  [laundry: dom0]
100068                   D       umarcl  0xffffffff8152b170  [uma]
   16     0     0     0  DL      -       0xffffffff82357e20  [rand_harvestq]
   15     0     0     0  DL      waiting 0xffffffff8265e370  [sctp_iterator]
    9     0     0     0  DL      -       0xffffffff825d155c  [soaiod4]
    8     0     0     0  DL      -       0xffffffff825d155c  [soaiod3]
    7     0     0     0  DL      -       0xffffffff825d155c  [soaiod2]
    6     0     0     0  DL      -       0xffffffff825d155c  [soaiod1]
    5     0     0     0  DL      (threaded)                  [cam]
100031                   D       -       0xffffffff822331c0  [doneq0]
100060                   D       -       0xffffffff82233088  [scanner]
    4     0     0     0  DL      crypto_ 0xfffff8000331a090  [crypto returns 1]
    3     0     0     0  DL      crypto_ 0xfffff8000331a030  [crypto returns 0]
    2     0     0     0  DL      crypto_ 0xffffffff825e7648  [crypto]
   14     0     0     0  DL      seqstat 0xfffff80003287c88  [sequencer 00]
   13     0     0     0  DL      (threaded)                  [geom]
100022                   D       -       0xffffffff82617390  [g_event]
100023                   D       -       0xffffffff826173a0  [g_up]
100024                   D       -       0xffffffff82617398  [g_down]
   12     0     0     0  RL      (threaded)                  [intr]
100005                   I                                   [swi6: Giant taskq]
100007                   I                                   [swi5: fast taskq]
100011                   I                                   [swi6: task queue]
100017                   Run     CPU 0                       [swi4: clock (0)]
100018                   I                                   [swi4: clock (1)]
100019                   I                                   [swi3: vm]
100020                   Run     CPU 1                       [swi1: netisr 0]
100032                   I                                   [irq24: virtio_pci0]
100033                   I                                   [irq25: virtio_pci0]
100034                   I                                   [irq26: virtio_pci0]
100035                   I                                   [irq27: virtio_pci0]
100036                   I                                   [irq28: virtio_pci1]
100037                   I                                   [irq29: virtio_pci1]
100038                   I                                   [irq30: virtio_pci1]
100039                   I                                   [irq31: virtio_pci1]
100040                   I                                   [irq32: virtio_pci1]
100045                   I                                   [irq1: atkbd0]
100046                   I                                   [irq12: psm0]
100047                   I                                   [swi0: uart uart++]
   11     0     0     0  RL      (threaded)                  [idle]
100003                   CanRun                              [idle: cpu0]
100004                   CanRun                              [idle: cpu1]
    1     0     1     0  SLs     wait    0xfffff800031ea530  [init]
   10     0     0     0  DL      audit_w 0xffffffff8265f000  [audit]
    0     0     0     0  DLs     (threaded)                  [kernel]
100000                   D       swapin  0xffffffff82606b68  [swapper]
100006                   D       -       0xfffff800031d4400  [thread taskq]
100008                   D       -       0xfffff800031df600  [config_0]
100009                   D       -       0xfffff800031d4100  [kqueue_ctx taskq]
100010                   D       -       0xfffff800031d4000  [aiod_kick taskq]
100012                   D       -       0xfffff800031df100  [softirq_0]
100013                   D       -       0xfffff800031dee00  [softirq_1]
100014                   D       -       0xfffff800031dec00  [if_io_tqg_0]
100015                   D       -       0xfffff800031dea00  [if_io_tqg_1]
100016                   D       -       0xfffff80003240100  [if_config_tqg_0]
100021                   D       -       0xfffff8000325dc00  [firmware taskq]
100026                   D       -       0xfffff8000325db00  [crypto_0]
100027                   D       -       0xfffff8000325db00  [crypto_1]
100041                   D       -       0xfffff8000325d500  [vtnet0 rxq 0]
100042                   D       -       0xfffff8000325d400  [vtnet0 txq 0]
100043                   D       -       0xfffff8000325d300  [vtnet0 rxq 1]
100044                   D       -       0xfffff8000325d200  [vtnet0 txq 1]
100048                   D       -       0xfffff8000325ca00  [mca taskq]
100049                   D       -       0xffffffff824faf60  [deadlkres]
100055                   D       -       0xfffff8000325c900  [acpi_task_0]
100056                   D       -       0xfffff8000325c900  [acpi_task_1]
100057                   D       -       0xfffff8000325c900  [acpi_task_2]
100059                   D       -       0xfffff8000325da00  [CAM taskq]
db> show all locks
Process 33717 (syz-executor.0) thread 0xfffff800369ce6e0 (100471)
exclusive sx so_rcv_sx (so_rcv_sx) r = 0 (0xfffff8003c1da178) locked @ /syzkaller/managers/main/kernel/sys/kern/uipc_sockbuf.c:393
Process 12 (intr) thread 0xfffff80003252000 (100017)
exclusive sleep mutex nd6 onlink (nd6 onlink) r = 0 (0xfffffe0003879cd0) locked @ /syzkaller/managers/main/kernel/sys/netinet6/nd6_rtr.c:1728
exclusive sleep mutex Giant (Giant) r = 0 (0xffffffff82002400) locked @ /syzkaller/managers/main/kernel/sys/kern/kern_mutex.c:201
Process 12 (intr) thread 0xfffff8000321c6e0 (100020)
exclusive sleep mutex so_rcv (so_rcv) r = 0 (0xfffff80003d73bf0) locked @ /syzkaller/managers/main/kernel/sys/kern/uipc_sockbuf.c:1070
exclusive sleep mutex rawcb (rawcb) r = 0 (0xffffffff8265e040) locked @ /syzkaller/managers/main/kernel/sys/net/raw_usrreq.c:89
db> show malloc
              Type        InUse        MemUse     Requests
            devbuf         4206         4793K         4233
             vtbuf           24         1968K           46
           callout            3         1672K            3
              kobj          333         1332K          489
            newblk           10         1027K        36453
          vfscache            4         1025K            4
          inodedep          363          693K        33361
               pcb           27          537K        11071
         ufs_quota            1          512K            1
          vfs_hash            1          512K            1
              intr            4          388K            4
           subproc          140          273K        33807
            acpica         1674          185K        49116
         vnet_data            1          168K            1
           pagedep            9          130K        32761
        tfo_ccache            1          128K            1
         sysctloid         2096          110K         2158
               sem            4          106K            4
            DEVFS1          105          105K          122
          filedesc           15          101K        65215
            linker          221           89K          252
               BPF           46           88K           46
               bus          959           77K         3155
          mtx_pool            2           72K            2
           UMAHash            3           69K            5
          syncache            1           68K            1
          acpitask            1           64K            1
       ddb_capture            1           64K            1
            module          494           62K          495
            dirrem          351           44K        33239
          freefile          343           43K        33168
              umtx          340           43K          340
        gtaskqueue           22           34K           22
           kdtrace          178           34K       168468
         hostcache            1           32K            1
               shm            1           32K           90
            DEVFS3          124           31K          134
               msg            4           30K            4
        DEVFS_RULE           56           27K           56
            ifaddr           76           26K           76
            kbdmux            6           22K            6
              vmem            3           20K            5
              temp           34           17K         5564
         ufs_mount            3           17K            4
              proc            3           17K            3
               tty           16           16K           16
           tidhash            1           16K            1
           lltable           43           16K           80
       ether_multi          184           15K          197
           ithread           87           15K           87
            bus-sc           28           13K         1268
            KTRACE          100           13K          100
             ifnet            7           13K            7
              kenv           95           12K           99
         in6_multi           89           11K           93
      eventhandler          122           11K          122
              cred           40           10K          535
         pfs_nodes           20           10K           20
              GEOM           60           10K          487
            select           77           10K           77
              rman           80           10K          421
         bmsafemap            3            9K        33447
           devstat            4            9K            4
              UART           12            9K           12
               rpc            2            8K            2
             shmfd            1            8K            1
       pfs_vncache            1            8K            1
         sctp_timw           31            8K           31
     audit_evclass          230            8K          288
          routetbl           58            7K           80
            plimit           24            6K          818
           CAM DEV            3            6K          508
            kqueue           60            6K        33731
                vt           11            6K           11
            sglist            5            6K            5
         CAM queue            5            6K         1522
            DEVFSP           78            5K           82
             lockf           41            5K         1499
       ufs_dirhash           24            5K           24
         taskqueue           42            5K           42
           session           35            5K           67
              pgrp           35            5K           87
           memdesc            1            4K            1
               MCA           32            4K           32
             evdev            4            4K            4
          kcovinfo           64            4K           68
             hhook           13            4K           13
         proc-args           52            3K          836
          terminal           11            3K           11
           uidinfo            7            3K           44
           acpisem           21            3K           21
          in_multi            9            3K           10
            ip6ndp           14            3K           26
          sctp_ifa           17            3K           17
        local_apic            1            2K            1
           io_apic            1            2K            1
         ipsec-saq            2            2K            2
            Unitno           32            2K       199911
           CAM XPT           22            2K          542
           acpidev           20            2K           20
            crypto            2            2K            2
               msi            9            2K            9
               tun            7            2K            7
          freework            5            2K        33881
             mkdir            8            1K        65464
          freeblks            4            1K        32944
       ipsecpolicy            1            1K            1
            sahead            1            1K            1
          secasvar            1            1K            1
             clone            8            1K            8
              cdev            4            1K            4
      NFSD session            1            1K            1
        CAM periph            4            1K          270
               mld            6            1K            6
          sctp_ifn            6            1K            6
              igmp            6            1K            6
         toponodes            6            1K            6
            isadev            6            1K            6
             mount           16            1K           86
          pci_link           10            1K           10
           CAM SIM            2            1K            2
           softdep            1            1K            1
            diradd            4            1K        33285
    chacha20random            1            1K            1
             epoch            4            1K            4
       inpcbpolicy           14            1K       100263
 encap_export_host            8            1K            8
        ip_msource            6            1K            6
              pfil            3            1K            3
               osd            3            1K            9
         newdirblk            4            1K        32732
            vnodes            1            1K            1
      NFSD lckfile            1            1K            1
     NFSD V4client            1            1K            1
             DEVFS            9            1K           10
            feeder            7            1K            7
        loginclass            3            1K            3
            apmdev            1            1K            1
          atkbddev            2            1K            2
               iov            2            1K        63080
          pmchooks            1            1K            1
            prison            4            1K            4
     CAM dev queue            2            1K            2
 CAM I/O Scheduler            1            1K            1
          CAM path            4            1K         1030
            soname            4            1K        10251
          nexusdev            5            1K            5
          filecaps            5            1K          143
           tcpfunc            1            1K            1
          sctp_vrf            1            1K            1
              vnet            1            1K            1
          acpiintr            1            1K            1
               pmc            1            1K            1
           entropy            2            1K           52
              cpus            2            1K            2
    vnet_data_free            1            1K            1
           Per-cpu            1            1K            1
          p1003.1b            1            1K            1
          ppbusdev            0            0K            0
agtiapi_MemAlloc malloc            0            0K            0
    osti_cacheable            0            0K            0
        madt_table            0            0K            2
          tempbuff            0            0K            0
          tempbuff            0            0K            0
          smartpqi            0            0K            0
ag_tgt_map_t malloc            0            0K            0
ag_slr_map_t malloc            0            0K            0
lDevFlags * malloc            0            0K            0
tiDeviceHandle_t * malloc            0            0K            0
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
              iavf            0            0K            0
               ixl            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
       fpukern_ctx            0            0K            0
          xen_intr            0            0K            0
     CAM ccb queue            0            0K            0
           xen_hvm            0            0K            0
         legacydrv            0            0K            0
            qpidrv            0            0K            0
          mrsasbuf            0            0K            0
          mpt_user            0            0K            0
      dmar_idpgtbl            0            0K            0
          dmar_dom            0            0K            0
          dmar_ctx            0            0K            0
       dmar_dmamap            0            0K            0
          mps_user            0            0K            0
            MPSSAS            0            0K            0
              isci            0            0K            0
           bxe_ilt            0            0K            0
            xenbus            0            0K            0
     vm_fictitious            0            0K            0
               mps            0            0K            0
          mpr_user            0            0K            0
            MPRSAS            0            0K            0
         vm_pgdata            0            0K            0
           jblocks            0            0K            0
          savedino            0            0K        28105
          sentinel            0            0K            0
            jfsync            0            0K            0
            jtrunc            0            0K            0
             sbdep            0            0K          133
           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
          freefrag            0            0K           32
        allocindir            0            0K            0
          indirdep            0            0K          611
       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
 nfsclient_nlminfo            0            0K            0
    nfsclient_lock            0            0K            0
           NFS FHA            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           23
       ip6_msource            0            0K            0
      ip6_moptions            0            0K           18
       in6_mfilter            0            0K           21
             frag6            0            0K            8
            tcplog            0            0K            0
               LRO            0            0K            0
        sctp_mcore            0            0K            0
        sctp_socko            0            0K          485
         sctp_iter            0            0K            9
         sctp_mvrf            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         4660
         sctp_atky            0            0K         4796
         sctp_atcl            0            0K         4632
         sctp_a_it            0            0K            9
         sctp_aadr            0            0K            0
         sctp_stro            0            0K          157
         sctp_stri            0            0K           14
          sctp_map            0            0K          314
      newreno data            0            0K            0
       ip_moptions            0            0K           28
        in_mfilter            0            0K           61
              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
       vnodemarker            0            0K          266
               mpr            0            0K            0
            statfs            0            0K        32967
       export_host            0            0K            0
        cl_savebuf            0            0K           15
            biobuf            0            0K            0
              aios            0            0K            0
               lio            0            0K            0
               acl            0            0K            0
            mfibuf            0            0K            0
          mbuf_tag            0            0K          204
              accf            0            0K            0
               pts            0            0K            0
          ioctlops            0            0K          710
           Witness            0            0K            0
             stack            0            0K            0
        md_sectors            0            0K            0
              sbuf            0            0K          364
           md_disk            0            0K            0
        compressor            0            0K            0
           malodev            0            0K            0
              SWAP            0            0K            0
               LED            0            0K            0
         sysctltmp            0            0K         1079
            sysctl            0            0K            1
              ekcd            0            0K            0
            dumper            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
      prison_racct            0            0K            0
       Fail Points            0            0K            0
             sigio            0            0K           11
filedesc_to_leader            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
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     tr_raid5_data            0            0K            0
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       md_sii_data            0            0K            0
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   md_jmicron_data            0            0K            0
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         raid_data            0            0K           72
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  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
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      NFSCL layout            0            0K            0
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NFSCL diroffdiroff            0            0K            0
       NEWdirectio            0            0K            0
        NEWNFSnode            0            0K            0
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      NFSD V4state            0            0K            0
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     msdosfs_mount            0            0K            0
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              xbbd            0            0K            0
               xbd            0            0K            0
           Balloon            0            0K            0
          sysmouse            0            0K            0
            vtfont            0            0K            0
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            athdev            0            0K            0
           ata_pci            0            0K            0
           ata_dma            0            0K            0
       ata_generic            0            0K            0
               amr            0            0K            0
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            ata_da            0            0K            0
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            USBdev            0            0K            0
               USB            0            0K            0
       AHCI driver            0            0K            0
               agp            0            0K            0
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            twsbuf            0            0K            0
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      midi buffers            0            0K            0
             mixer            0            0K            0
              ac97            0            0K            0
             hdacc            0            0K            0
              hdac            0            0K            0
              hdaa            0            0K            0
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         acpicmbat            0            0K            0
       SIIS driver            0            0K            0
           CAM CCB            0            0K        10258
               PUC            0            0K            0
db> show ktr
No such command; use "help" to list available commands

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets Manager Title
2019/10/31 12:06 freebsd 6614e46005da a41ca8fa console log report ci-freebsd-main
* Struck through repros no longer work on HEAD.