syzbot


panic: Most recently used by pf_ifnet

Status: fixed on 2020/10/13 21:03
Reported-by: syzbot+b31d1d7e12c5d4d42f28@syzkaller.appspotmail.com
Fix commit: 52b83a06184c pf: do not remove kifs that are referenced by rules
First crash: 846d, last: 846d

Sample crash report:
panic: Most recently used by pf_ifnet

cpuid = 0
time = 1602535671
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe00255afb30
vpanic() at vpanic+0x1c7/frame 0xfffffe00255afb90
panic() at panic+0x43/frame 0xfffffe00255afbf0
mtrash_ctor() at mtrash_ctor+0xe5/frame 0xfffffe00255afc30
item_ctor() at item_ctor+0x49f/frame 0xfffffe00255afc90
malloc() at malloc+0xd1/frame 0xfffffe00255afcf0
rn_inithead() at rn_inithead+0x73/frame 0xfffffe00255afd30
pfr_create_ktable() at pfr_create_ktable+0x232/frame 0xfffffe00255afd60
pfr_attach_table() at pfr_attach_table+0x2c5/frame 0xfffffe00255b01d0
pfi_dynaddr_setup() at pfi_dynaddr_setup+0x422/frame 0xfffffe00255b0260
pfioctl() at pfioctl+0x594a/frame 0xfffffe00255b0790
devfs_ioctl() at devfs_ioctl+0x14e/frame 0xfffffe00255b07f0
VOP_IOCTL_APV() at VOP_IOCTL_APV+0x78/frame 0xfffffe00255b0820
vn_ioctl() at vn_ioctl+0x279/frame 0xfffffe00255b0940
devfs_ioctl_f() at devfs_ioctl_f+0x47/frame 0xfffffe00255b0980
kern_ioctl() at kern_ioctl+0x3d2/frame 0xfffffe00255b09f0
sys_ioctl() at sys_ioctl+0x22e/frame 0xfffffe00255b0ac0
amd64_syscall() at amd64_syscall+0x25e/frame 0xfffffe00255b0bf0
fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe00255b0bf0
--- syscall (0, FreeBSD ELF64, nosys), rip = 0x2b3dea, rsp = 0x7fffffffe9f8, rbp = 0x7fffffffea10 ---
KDB: enter: panic
[ thread pid 769 tid 100107 ]
Stopped at      kdb_enter+0x67: movq    $0,0x1481666(%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         0xffffffff818bf98f
rbx                          0
rsp         0xfffffe00255afb10
rbp         0xfffffe00255afb30
rsi                        0x1
rdi                          0
r8                           0
r9                  0xffffffff
r10                          0
r11         0xfffff800047fed40
r12         0xffffffff82066b10  ddb_dbbe
r13                          0
r14         0xffffffff819674f0
r15         0xffffffff819674f0
rip         0xffffffff810d1f17  kdb_enter+0x67
rflags                    0x82  ll+0x61
kdb_enter+0x67: movq    $0,0x1481666(%rip)
db> show proc
Process 769 (syz-executor1663059) at 0xfffff8001f3ff000:
 state: NORMAL
 uid: 0  gids: 0, 0, 5
 parent: pid 767 at 0xfffff80004d2c520
 ABI: FreeBSD ELF64
 arguments: ./syz-executor166305908
 reaper: 0xfffff8000431a000 reapsubtree: 1
 sigparent: 20
 vmspace: 0xfffffe002573b000
   (map 0xfffffe002573b000)
   (map.pmap 0xfffffe002573b0c0)
   (pmap 0xfffffe002573b120)
 threads: 1
100107                   Run     CPU 0                       syz-executor1663059
db> ps
  pid  ppid  pgrp   uid  state   wmesg   wchan               cmd
  769   767   765     0  R       CPU 0                       syz-executor1663059
  767   765   765     0  S       nanslp  0xffffffff82526d01  syz-executor1663059
  765   763   765     0  Ss      pause   0xfffff8001f3ff5c8  csh
  763   682   763     0  Ss      select  0xfffff800041e86c0  sshd
  742     1   742     0  Ss+     ttyin   0xfffff800047f24b0  getty
  741     1   741     0  Ss+     ttyin   0xfffff80004a490b0  getty
  740     1   740     0  Ss+     ttyin   0xfffff80004a494b0  getty
  739     1   739     0  Ss+     ttyin   0xfffff80004a498b0  getty
  738     1   738     0  Ss+     ttyin   0xfffff80004a49cb0  getty
  737     1   737     0  Ss+     ttyin   0xfffff80004a480b0  getty
  736     1   736     0  Ss+     ttyin   0xfffff80004a484b0  getty
  735     1   735     0  Ss+     ttyin   0xfffff80004a488b0  getty
  734     1   734     0  Ss+     ttyin   0xfffff80004a48cb0  getty
  732   730    24     0  S+      nanslp  0xffffffff82526d00  sleep
  731     1    24     0  S+      piperd  0xfffff80004c8d000  logger
  730     1    24     0  S+      wait    0xfffff80004d27000  sh
  686     1   686     0  Ss      nanslp  0xffffffff82526d00  cron
  682     1   682     0  Ss      select  0xfffff800041e8940  sshd
  495     1   495     0  Ss      select  0xfffff800041e8a40  syslogd
  424     1   424     0  Ss      select  0xfffff80004a7fbc0  devd
  423     1   423    65  Ss      select  0xfffff80004a7f9c0  dhclient
  338     1   338     0  Ss      select  0xfffff80004a7fa40  dhclient
  335     1   335     0  Ss      select  0xfffff80004a7fe40  dhclient
   23     0     0     0  DL      vlruwt  0xfffff8000440b520  [vnlru]
   22     0     0     0  DL      syncer  0xffffffff82613de8  [syncer]
   21     0     0     0  DL      (threaded)                  [bufdaemon]
100070                   D       qsleep  0xffffffff82613150  [bufdaemon]
100077                   D       -       0xffffffff8200ae00  [bufspacedaemon-0]
100088                   D       sdflush 0xfffff80004c110e8  [/ worker]
   20     0     0     0  DL      psleep  0xffffffff8263a3c8  [vmdaemon]
   19     0     0     0  DL      (threaded)                  [pagedaemon]
100068                   D       psleep  0xffffffff8262e7f8  [dom0]
100075                   D       launds  0xffffffff8262e804  [laundry: dom0]
100076                   D       umarcl  0xffffffff814d7f20  [uma]
   18     0     0     0  DL      -       0xffffffff8235a888  [rand_harvestq]
   17     0     0     0  DL      waiting 0xffffffff82d4c1d8  [sctp_iterator]
   16     0     0     0  DL      pftm    0xffffffff82e45390  [pf purge]
   15     0     0     0  DL      -       0xffffffff8261272c  [soaiod4]
    9     0     0     0  DL      -       0xffffffff8261272c  [soaiod3]
    8     0     0     0  DL      -       0xffffffff8261272c  [soaiod2]
    7     0     0     0  DL      -       0xffffffff8261272c  [soaiod1]
    6     0     0     0  DL      (threaded)                  [cam]
100034                   D       -       0xffffffff822325c0  [doneq0]
100067                   D       -       0xffffffff82232490  [scanner]
    5     0     0     0  DL      crypto_ 0xfffff8000434cd90  [crypto returns 1]
    4     0     0     0  DL      crypto_ 0xfffff8000434cd30  [crypto returns 0]
    3     0     0     0  DL      crypto_ 0xffffffff8262bce0  [crypto]
   14     0     0     0  DL      seqstat 0xfffff800043dbc88  [sequencer 00]
   13     0     0     0  DL      (threaded)                  [geom]
100025                   D       -       0xffffffff82505c70  [g_event]
100026                   D       -       0xffffffff82505c78  [g_up]
100027                   D       -       0xffffffff82505c80  [g_down]
    2     0     0     0  DL      (threaded)                  [KTLS]
100018                   D       -       0xfffff800040db000  [thr_0]
100019                   D       -       0xfffff800040db080  [thr_1]
   12     0     0     0  WL      (threaded)                  [intr]
100010                   I                                   [swi5: fast taskq]
100014                   I                                   [swi6: task queue]
100015                   I                                   [swi6: Giant taskq]
100020                   I                                   [swi3: vm]
100021                   I                                   [swi4: clock (0)]
100022                   I                                   [swi4: clock (1)]
100023                   I                                   [swi1: netisr 0]
100035                   I                                   [irq24: virtio_pci0]
100036                   I                                   [irq25: virtio_pci0]
100037                   I                                   [irq26: virtio_pci0]
100038                   I                                   [irq27: virtio_pci0]
100039                   I                                   [irq28: virtio_pci1]
100040                   I                                   [irq29: virtio_pci1]
100041                   I                                   [irq30: virtio_pci1]
100042                   I                                   [irq31: virtio_pci1]
100043                   I                                   [irq32: virtio_pci1]
100048                   I                                   [irq10: virtio_pci2]
100050                   I                                   [irq1: atkbd0]
100051                   I                                   [irq12: psm0]
100052                   I                                   [swi0: uart uart++]
100060                   I                                   [swi1: pf send]
100073                   I                                   [swi1: hpts]
100074                   I                                   [swi1: hpts]
   11     0     0     0  RL      (threaded)                  [idle]
100003                   CanRun                              [idle: cpu0]
100004                   Run     CPU 1                       [idle: cpu1]
    1     0     1     0  SLs     wait    0xfffff8000431a000  [init]
   10     0     0     0  DL      audit_w 0xffffffff8262c200  [audit]
    0     0     0     0  DLs     (threaded)                  [kernel]
100000                   D       swapin  0xffffffff82506210  [swapper]
100005                   D       -       0xfffff8000421e000  [if_config_tqg_0]
100006                   D       -       0xfffff8000421de00  [softirq_0]
100007                   D       -       0xfffff8000421dd00  [softirq_1]
100008                   D       -       0xfffff8000421dc00  [if_io_tqg_0]
100009                   D       -       0xfffff8000421db00  [if_io_tqg_1]
100011                   D       -       0xfffff8000421d900  [inm_free taskq]
100012                   D       -       0xfffff8000421d800  [kqueue_ctx taskq]
100013                   D       -       0xfffff8000421d700  [aiod_kick taskq]
100016                   D       -       0xfffff8000421d400  [in6m_free taskq]
100017                   D       -       0xfffff8000421d300  [thread taskq]
100024                   D       -       0xfffff8000421d200  [firmware taskq]
100029                   D       -       0xfffff8000421c700  [crypto_0]
100030                   D       -       0xfffff8000421c700  [crypto_1]
100044                   D       -       0xfffff8000421ba00  [vtnet0 rxq 0]
100045                   D       -       0xfffff8000421b900  [vtnet0 txq 0]
100046                   D       -       0xfffff8000421b800  [vtnet0 rxq 1]
100047                   D       -       0xfffff8000421b700  [vtnet0 txq 1]
100049                   D       vtbslp  0xfffff800041e9a80  [virtio_balloon]
100053                   D       -       0xfffff8000421b500  [mca taskq]
100058                   D       -       0xffffffff81d0e7d0  [deadlkres]
100062                   D       -       0xfffff8000421c400  [acpi_task_0]
100063                   D       -       0xfffff8000421c400  [acpi_task_1]
100064                   D       -       0xfffff8000421c400  [acpi_task_2]
100066                   D       -       0xfffff8000421c100  [CAM taskq]
db> show all locks
Process 769 (syz-executor1663059) thread 0xfffffe00257e2000 (100107)
exclusive rm pf rulesets (pf rulesets) r = 0 (0xffffffff82e98288) locked @ /syzkaller/managers/main/kernel/sys/netpfil/pf/pf_ioctl.c:2654
db> show malloc
              Type        InUse        MemUse     Requests
           pf_hash            5        11524K            5
            devbuf         4214         4854K         4239
          tcp_hpts            5         3201K            5
             vtbuf           24         1968K           46
         sysctloid        28170         1644K        28234
              kobj          336         1344K          496
            newblk          504         1150K          561
          vfscache            4         1025K            4
               pcb           21          537K           75
          inodedep           26          525K           71
         ufs_quota            1          512K            1
          vfs_hash            1          512K            1
           callout            2          512K            2
              intr            4          472K            4
           subproc          105          217K          828
            acpica         1674          185K        52444
         vnet_data            1          168K            1
           pagedep            8          130K           18
        tfo_ccache            1          128K            1
               sem            4          106K            4
            DEVFS1          101          101K          110
            linker          254           99K          282
               bus          979           79K         3032
          mtx_pool            2           72K            2
          syncache            1           68K            1
          acpitask            1           64K            1
       ddb_capture            1           64K            1
            module          507           64K          507
              temp           19           35K         1512
         hostcache            1           32K            1
               shm            1           32K            1
               msg            4           30K            4
            DEVFS3          120           30K          130
              umtx          234           30K          234
           kdtrace          149           29K         1595
        DEVFS_RULE           56           27K           56
        gtaskqueue           18           26K           18
              vmem            3           22K            5
            kbdmux            6           22K            6
               BPF           10           18K           10
         ufs_mount            5           17K            6
              proc            3           17K            3
               tty           16           16K           16
           tidhash            1           16K            1
           ithread           99           16K           99
            bus-sc           30           14K         1413
            ifaddr           32           13K           32
            KTRACE          100           13K          100
              kenv           92           12K           92
      eventhandler          132           12K          132
         pfs_nodes           20           10K           20
              GEOM           60           10K          488
              rman           82           10K          423
              UART           12            9K           12
           devstat            4            9K            4
               rpc            2            8K            2
         bmsafemap            1            8K           40
             shmfd            1            8K            1
       pfs_vncache            1            8K            1
     audit_evclass          233            8K          291
           CAM DEV            3            6K          510
                vt           11            6K           11
          routetbl           20            6K           32
              cred           21            6K          233
            sglist            5            6K            5
         CAM queue            5            6K         1528
         taskqueue           48            6K           48
       ufs_dirhash           24            5K           24
            plimit           17            5K          322
             ifnet            3            5K            3
               UMA          251            5K          251
          pf_table            2            4K            5
           memdesc            1            4K            1
               MCA           32            4K           32
             evdev            4            4K            4
          filedesc            1            4K            1
          pf_ifnet            9            4K           12
           lltable           11            4K           11
             hhook           13            4K           13
       ether_multi           40            4K           45
         in6_multi           25            3K           25
            kqueue           47            3K          772
           acpisem           22            3K           22
          terminal           11            3K           11
           session           20            3K           31
              pgrp           20            3K           31
            select           18            3K           18
           uidinfo            3            3K            8
        local_apic            1            2K            1
           io_apic            1            2K            1
         ipsec-saq            2            2K            2
          ioctlops            1            2K           90
         proc-args           39            2K          468
          freefile           13            2K           22
           CAM XPT           22            2K          543
            Unitno           26            2K           38
             lockf           15            2K           22
       ipsecpolicy            2            2K            2
           acpidev           20            2K           20
               msi            9            2K            9
             clone            9            2K            9
           softdep            1            1K            1
            dirrem            4            1K           28
            sahead            1            1K            1
          secasvar            1            1K            1
       vnodemarker            2            1K           10
      NFSD session            1            1K            1
        CAM periph            4            1K          271
            diradd            7            1K           36
             ipsec            3            1K            3
          indirdep            3            1K            3
             nhops            6            1K            6
         toponodes            6            1K            6
            isadev            6            1K            6
             mount           16            1K           89
          pci_link           10            1K           10
          sctp_ifa            5            1K            7
            ip6ndp            4            1K            5
 encap_export_host           12            1K           12
            crypto            3            1K            3
         newdirblk            4            1K            8
             mkdir            4            1K           16
          in_multi            2            1K            3
              pfil            4            1K            4
    chacha20random            1            1K            1
           CAM SIM            2            1K            2
              cdev            2            1K            2
               osd            3            1K            9
          sctp_ifn            2            1K            7
               mld            2            1K            2
              igmp            2            1K            2
            vnodes            1            1K            1
              ktls            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
        loginclass            3            1K            7
            prison            6            1K            6
           pf_rule            1            1K            2
     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
          freework            1            1K           26
           tcpfunc            2            1K            2
          pmchooks            1            1K            1
            DEVFSP            2            1K            2
            soname            4            1K         3051
          filecaps            4            1K           63
               tun            3            1K            3
          nexusdev            5            1K            5
          sctp_vrf            1            1K            1
           entropy            2            1K           35
              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
          p1003.1b            1            1K            1
           pf_altq            0            0K            0
           pf_osfp            0            0K            0
           pf_temp            0            0K            0
        sctp_mcore            0            0K            0
        sctp_socko            0            0K            0
         sctp_iter            0            0K            3
         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            3
         sctp_aadr            0            0K            0
         sctp_stro            0            0K            0
         sctp_stri            0            0K            0
          sctp_map            0            0K            0
            vtfont            0            0K            0
        madt_table            0            0K            2
           ath_hal            0            0K            0
            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
            pvscsi            0            0K            0
          smartpqi            0            0K            0
            ata_da            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
        ice-resmgr            0            0K            0
         ice-osdep            0            0K            0
               ice            0            0K            0
             axgbe            0            0K            0
       fpukern_ctx            0            0K            0
       tcp_log_dev            0            0K            0
          xen_intr            0            0K            0
      midi buffers            0            0K            0
             mixer            0            0K            0
           xen_hvm            0            0K            0
         legacydrv            0            0K            0
            qpidrv            0            0K            0
              ac97            0            0K            0
      dmar_idpgtbl            0            0K            0
          dmar_dom            0            0K            0
          dmar_ctx            0            0K            0
             hdacc            0            0K            0
              hdac            0            0K            0
              hdaa            0            0K            0
              isci            0            0K            0
      iommu_dmamap            0            0K            0
         acpi_perf            0            0K            0
     hyperv_socket            0            0K            0
           bxe_ilt            0            0K            0
            xenbus            0            0K            0
         acpicmbat            0            0K            0
       SIIS driver            0            0K            0
     vm_fictitious            0            0K            0
           CAM CCB            0            0K         1842
               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           14
          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           25
          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
lDevFlags * malloc            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
tiDeviceHandle_t * malloc            0            0K            0
               LRO            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
ag_portal_data_t malloc            0            0K            0
            statfs            0            0K          195
       export_host            0            0K            0
        cl_savebuf            0            0K            3
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        13008
           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
          firmware            0            0K            0
        compressor            0            0K            0
           malodev            0            0K            0
              SWAP            0            0K            0
               LED            0            0K            0
         sysctltmp            0            0K          586
            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
        tmpfs name            0            0K            0
       tmpfs mount            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
db> show uma
              Zone   Size    Used    Free    Requests  Sleeps  Bucket  Total Mem    XFree
      mbuf_cluster   2048    9780     380        9780       0     254   20807680        0
       mbuf_packet    256    8192    1460       25309       0     254    2470912        0
               512    512    4179      21        4187       0      30    2150400        0
          BUF TRIE    144     168   13300         543       0      62    1939392        0
              4096   4096     390       4        1657       0       2    1613824        0
               128    128    9207     248        9222       0     126    1210240        0
   mbuf_jumbo_page   4096       0     254          10       0     254    1040384        0
              pbuf    832       0     969           0       0       2     806208        0
       UMA Slabs 0    112    6760       2        6760       0     126     757344        0
             tcpcb   1040       3     514           7       0     254     537680        0
            socket    960      14     494        1187       0     254     487680        0
             65536  65536       6       0           6       0       1     393216        0
        RADIX NODE    144    2039     142       19325       0      62     314064        0
        256 Bucket   2048     125      19         364       0       8     294912        0
             VNODE    496     516      60         540       0      30     285696        0
             ripcb    488       1     511           4       0     254     249856        0
         tcp_inpcb    488       3     509           7       0     254     249856        0
         udp_inpcb    488       2     510         120       0     254     249856        0
         VM OBJECT    264     896      34       12365       0      30     245520        0
            DEVCTL   1024       0     208         109       0       0     212992        0
            THREAD   1792     107      10         107       0       8     209664        0
              mbuf    256     385     388        2019       0     254     197888        0
                64     64    2707     380        2710       0     254     197568        0
                16     16   11828     422       11883       0     254     196000        0
               128    128    1236     159       27403       0     126     178560        0
               256    256     558     132         657       0      62     176640        0
         UMA Zones    768     226       1         226       0      16     174336        0
                32     32    4432     482        4469       0     254     157248        0
       FFS2 dinode    256     486      84         508       0      62     145920        0
             65536  65536       0       2         118       0       1     131072        0
             65536  65536       2       0           2       0       1     131072        0
             65536  65536       0       2          45       0       1     131072        0
              1024   1024     106      22         115       0      16     131072        0
             unpcb    256       7     503        1039       0     254     130560        0
         MAP ENTRY     96     847     413       36990       0     126     120960        0
          ksiginfo    112      37    1007          53       0     126     116928        0
         vmem btag     56    1647     429        1647       0     254     116256        0
              2048   2048       9      47        2663       0       8     114688        0
               128    128     631     144         999       0     126      99200        0
             32768  32768       3       0           3       0       1      98304        0
       S VFS Cache    104     583     314        1111       0     126      93288        0
         FFS inode    160     486      89         508       0      62      92000        0
              8192   8192       8       3         125       0       1      90112        0
        128 Bucket   1024      44      39         220       0      16      84992        0
          UMA Kegs    384     212       4         212       0      30      82944        0
           VMSPACE   2536      24       6         748       0       4      76080        0
              PROC   1312      46      11         769       0       8      74784        0
              4096   4096      14       4          27       0       2      73728        0
             g_bio    408       0     180        5019       0      30      73440        0
                64     64     504     567         922       0     254      68544        0
                64     64     512     559       14277       0     254      68544        0
               128    128     297     230         369       0     126      67456        0
             65536  65536       1       0           1       0       1      65536        0
             16384  16384       3       1         139       0       1      65536        0
         filedesc0   1080      47       9         770       0       8      60480        0
         64 Bucket    512      57      47         408       0      30      53248        0
               128    128     316      87         818       0     126      51584        0
               256    256     124      71         137       0      62      49920        0
               256    256     170      25        1682       0      62      49920        0
         32 Bucket    256      34     161         364       0      62      49920        0
           DIRHASH   1024      34      14          34       0      16      49152        0
             NAMEI   1024       0      48       11513       0      16      49152        0
             16384  16384       3       0           3       0       1      49152        0
              1024   1024      28      20          45       0      16      49152        0
               512    512      59      37         997       0      30      49152        0
               512    512      47      49          53       0      30      49152        0
               512    512      33      63          79       0      30      49152        0
          syncache    168       0     264           5       0     254      44352        0
              4096   4096       9       1           9       0       2      40960        0
            clpbuf    832       0      48         132       0      16      39936        0
             selfd     64      38     529        4909       0     254      36288        0
                64     64     106     461         128       0     254      36288        0
                64     64      76     491         814       0     254      36288        0
                64     64      82     485         852       0     254      36288        0
                64     64      30     537          82       0     254      36288        0
               128    128     136     143         626       0     126      35712        0
               128    128      36     243          43       0     126      35712        0
               128    128      39     240          51       0     126      35712        0
     routing nhops    256      11     124          18       0      62      34560        0
           ttyoutq    256      72      63         160       0      62      34560        0
               256    256       8     127          32       0      62      34560        0
               256    256      70      65         614       0      62      34560        0
               256    256      30     105         175       0      62      34560        0
               256    256       3     132         335       0      62      34560        0
               256    256      53      82         348       0      62      34560        0
             32768  32768       0       1         112       0       1      32768        0
             16384  16384       1       1           4       0       1      32768        0
              8192   8192       4       0           4       0       1      32768        0
              2048   2048       3      13           3       0       8      32768        0
              2048   2048       5      11           5       0       8      32768        0
              2048   2048       7       9          12       0       8      32768        0
              2048   2048       2      14           8       0       8      32768        0
              1024   1024       6      26         180       0      16      32768        0
              1024   1024       7      25          11       0      16      32768        0
              1024   1024       8      24           9       0      16      32768        0
              1024   1024       6      26         849       0      16      32768        0
               512    512      13      51          33       0      30      32768        0
     mt_stats_zone     64     446      66         446       0     254      32768        0
           64 pcpu      8    3817     279        3863       0     254      32768        0
            ttyinq    160     135      65         300       0      62      32000        0
            cpuset    104       7     272           7       0     126      29016        0
         hostcache     96       1     293           1       0     254      28224        0
                32     32     276     606         489       0     254      28224        0
          4 Bucket     48      10     578        5009       0     254      28224        0
        KMAP ENTRY     96      12     279          12       0     126      27936        0
              pipe    760       7      28         278       0      16      26600        0
         TURNSTILE    136     118      71         118       0      62      25704        0
              8192   8192       3       0           3       0       1      24576        0
              4096   4096       4       2          73       0       2      24576        0
           rtentry    176      14     124          18       0      62      24288        0
          rl_entry     40      29     577          29       0     254      24240        0
             Files     80      70     230        6304       0     126      24000        0
          8 Bucket     80      49     251        6707       0     126      24000        0
       Mountpoints   2816       2       6           2       0       4      22528        0
        SLEEPQUEUE     88     118     138         118       0     126      22528        0
             udpcb     32       2     628         120       0     254      20160        0
               PWD     32      10     620          98       0     254      20160        0
                64     64     189     126         218       0     254      20160        0
                32     32      79     551          92       0     254      20160        0
                32     32      22     608         104       0     254      20160        0
                32     32      67     563         750       0     254      20160        0
                32     32      26     604        2654       0     254      20160        0
                32     32      34     596        1098       0     254      20160        0
         16 Bucket    144      36     104         140       0      62      20160        0
          2 Bucket     32      38     592        8138       0     254      20160        0
             KNOTE    160       0     125           8       0      62      20000        0
          procdesc    136       1     144           6       0      62      19720        0
 epoch_record pcpu    256       4      60           4       0      62      16384        0
             16384  16384       1       0           1       0       1      16384        0
              8192   8192       1       1           3       0       1      16384        0
              8192   8192       2       0           2       0       1      16384        0
              8192   8192       2       0           2       0       1      16384        0
              4096   4096       1       3         199       0       2      16384        0
              2048   2048       2       6           2       0       8      16384        0
              2048   2048       3       5         194       0       8      16384        0
              1024   1024       1      15           1       0      16      16384        0
               512    512       2      30           3       0      30      16384        0
           SMR CPU     32       2     509           2       0     254      16352        0
        sctp_laddr     48       0     336           4       0     254      16128        0
      vtnet_tx_hdr     24       0     668        1069       0     254      16032        0
           mt_zone     24     446     222         446       0     254      16032        0
              kenv    258       3      57         996       0      30      15480        0
     FPU_save_area    832       1      17           1       0      16      14976        0
              vmem   1856       1       7           1       0       8      14848        0
        SMR SHARED     24       2     509           2       0     254      12264        0
                32     32      65     313         918       0     254      12096        0
                16     16      15     735         128       0     254      12000        0
                16     16     286     464         688       0     254      12000        0
                16     16      15     735          55       0     254      12000        0
                16     16      28     722          43       0     254      12000        0
                16     16     182     568        1129       0     254      12000        0
                16     16      14     736       23859       0     254      12000        0
                16     16      21     729          67       0     254      12000        0
       UMA Slabs 1    176       8      14           8       0      62       3872        0
          int pcpu      4      34     478          34       0     254       2048        0
       FFS1 dinode    128       0       0           0       0     126          0        0
             swblk    136       0       0           0       0      62          0        0
          swpctrie    144       0       0           0       0      62          0        0
   sctp_asconf_ack     48       0       0           0       0     254          0        0
       sctp_asconf     40       0       0           0       0     254          0        0
sctp_stream_msg_out    112       0       0           0       0     254          0        0
        sctp_readq    152       0       0           0       0     254          0        0
        sctp_chunk    152       0       0           0       0     254          0        0
        sctp_raddr    736       0       0           0       0     254          0        0
         sctp_asoc   2288       0       0           0       0     254          0        0
           sctp_ep   1280       0       0           0       0     254          0        0
   pf state scrubs     40       0       0           0       0     254          0        0
   pf frag entries     40       0       0           0       0     254          0        0
          pf frags    248       0       0           0       0      62          0        0
  pf table entries    160       0       0           0       0      62          0        0
pf table entry counters     64       0       0           0       0     254          0        0
   pf source nodes    136       0       0           0       0     254          0        0
     pf state keys     88       0       0           0       0     126          0        0
         pf states    296       0       0           0       0     254          0        0
           pf tags    104       0       0           0       0     126          0        0
          pf mtags     48       0       0           0       0     254          0        0
       tcp_bbr_pcb    832       0       0           0       0      16          0        0
       tcp_bbr_map    128       0       0           0       0     126          0        0
    IPsec SA lft_c     16       0       0           0       0     254          0        0
     udplite_inpcb    488       0       0           0       0     254          0        0
      tcp_log_node    120       0       0           0       0     126          0        0
    tcp_log_bucket    176       0       0           0       0      62          0        0
           tcp_log    416       0       0           0       0     254          0        0
          tcpreass     48       0       0           0       0     254          0        0
tfo_ccache_entries     80       0       0           0       0     126          0        0
               tfo      4       0       0           0       0     254          0        0
          sackhole     32       0       0           0       0     254          0        0
             tcptw     88       0       0           0       0     254          0        0
               ipq     56       0       0           0       0     254          0        0
            itimer    352       0       0           0       0      30          0        0
            AIOLIO    280       0       0           0       0      30          0        0
             AIOCB    752       0       0           0       0      16          0        0
              AIOP     32       0       0           0       0     254          0        0
               AIO    208       0       0           0       0      62          0        0
           NCLNODE    592       0       0           0       0      16          0        0
        TMPFS node    232       0       0           0       0      62          0        0
      TMPFS dirent     64       0       0           0       0     254          0        0
             rentr     24       0       0           0       0     254          0        0
     LTS VFS Cache    360       0       0           0       0      30          0        0
       L VFS Cache    320       0       0           0       0      30          0        0
     STS VFS Cache    144       0       0           0       0      62          0        0
         VNODEPOLL    120       0       0           0       0     126          0        0
    crypto_session     72       0       0           0       0     126          0        0
           cryptop    280       0       0           0       0      30          0        0
      nvme_request    128       0       0           0       0     126          0        0
   IOMMU_MAP_ENTRY    120       0       0           0       0     126          0        0
      ktls_session    192       0       0           0       0      62          0        0
    mbuf_jumbo_16k  16384       0       0           0       0     254          0        0
     mbuf_jumbo_9k   9216       0       0           0       0     254          0        0
      audit_record   1280       0       0           0       0       8          0        0
         domainset     40       0       0           0       0     254          0        0
        MAC labels     40       0       0           0       0     254          0        0
            vnpbuf    832       0       0           0       0      62          0        0
            mdpbuf    832       0       0           0       0       4          0        0
           nfspbuf    832       0       0           0       0      16          0        0
            swwbuf    832       0       0           0       0       8          0        0
            swrbuf    832       0       0           0       0      16          0        0
          umtx_shm     88       0       0           0       0     126          0        0
           umtx pi     96       0       0           0       0     126          0        0
rangeset pctrie nodes    144       0       0           0       0      62          0        0
             65536  65536       0       0           0       0       1          0        0
             65536  65536       0       0           0       0       1          0        0
             65536  65536       0       0           0       0       1          0        0
             32768  32768       0       0           0       0       1          0        0
             32768  32768       0       0           0       0       1          0        0
             32768  32768       0       0           0       0       1          0        0
             32768  32768       0       0           0       0       1          0        0
             32768  32768       0       0           0       0       1          0        0
             32768  32768       0       0           0       0       1          0        0
             16384  16384       0       0           0       0       1          0        0
             16384  16384       0       0           0       0       1          0        0
             16384  16384       0       0           0       0       1          0        0
             16384  16384       0       0           0       0       1          0        0
              8192   8192       0       0           0       0       1          0        0
              8192   8192       0       0           0       0       1          0        0
              4096   4096       0       0           0       0       2          0        0
              4096   4096       0       0           0       0       2          0        0
              4096   4096       0       0           0       0       2          0        0
              2048   2048       0       0           0       0       8          0        0
              1024   1024       0       0           0       0      16          0        0
               512    512       0       0           0       0      30          0        0
               512    512       0       0           0       0      30          0        0
            fakepg    104       0       0           0       0     126          0        0
          UMA Hash    256       0       0           0       0      62          0        0

Crashes (6):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets Title
ci-freebsd-main 2020/10/12 20:49 freebsd 7b56445c20c6 d32b0bbf console log report syz C
ci-freebsd-main 2020/10/12 17:40 freebsd 7b56445c20c6 d32b0bbf console log report syz C
ci-freebsd-main 2020/10/12 16:57 freebsd 7b56445c20c6 d32b0bbf console log report
ci-freebsd-main 2020/10/12 15:44 freebsd 7b56445c20c6 d32b0bbf console log report
ci-freebsd-i386 2020/10/12 17:55 freebsd 7b56445c20c6 d32b0bbf console log report
ci-freebsd-i386 2020/10/12 16:54 freebsd 7b56445c20c6 d32b0bbf console log report
* Struck through repros no longer work on HEAD.