syzbot


freebsd test error: Fatal trap 12: page fault in in_pcb_lport_dest

Status: fixed on 2020/06/11 16:36
Reported-by: syzbot+005eee1ce96ea4716af8@syzkaller.appspotmail.com
Fix commit: 1ec42007fec3 Fix NULL-pointer bug from r361228.
First crash: 993d, last: 993d

Sample crash report:
Fatal trap 12: page fault while in kernel mode
cpuid = 1; apic id = 01
fault virtual address	= 0x1
fault code		= supervisor read data, page not present
instruction pointer	= 0x20:0xffffffff812be63f
stack pointer	        = 0x28:0xfffffe00255bc780
frame pointer	        = 0x28:0xfffffe00255bc830
code segment		= base 0x0, limit 0xfffff, type 0x1b
			= DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags	= interrupt enabled, resume, IOPL = 0
current process		= 768 (syz-fuzzer)
trap number		= 12
panic: page fault
cpuid = 1
time = 1589850505
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe00255bc3d0
vpanic() at vpanic+0x1c7/frame 0xfffffe00255bc430
panic() at panic+0x43/frame 0xfffffe00255bc490
trap_fatal() at trap_fatal+0x4ca/frame 0xfffffe00255bc510
trap_pfault() at trap_pfault+0xdc/frame 0xfffffe00255bc590
trap() at trap+0x3f8/frame 0xfffffe00255bc6b0
calltrap() at calltrap+0x8/frame 0xfffffe00255bc6b0
--- trap 0xc, rip = 0xffffffff812be63f, rsp = 0xfffffe00255bc780, rbp = 0xfffffe00255bc830 ---
in_pcb_lport_dest() at in_pcb_lport_dest+0x2ef/frame 0xfffffe00255bc830
in_pcb_lport() at in_pcb_lport+0x7c/frame 0xfffffe00255bc890
in6_pcbsetport() at in6_pcbsetport+0xc3/frame 0xfffffe00255bc8d0
in6_pcbbind() at in6_pcbbind+0x267/frame 0xfffffe00255bc980
tcp6_usr_bind() at tcp6_usr_bind+0x1c5/frame 0xfffffe00255bc9f0
sobind() at sobind+0x7d/frame 0xfffffe00255bca30
kern_bindat() at kern_bindat+0x1ce/frame 0xfffffe00255bca80
sys_bind() at sys_bind+0xd9/frame 0xfffffe00255bcac0
amd64_syscall() at amd64_syscall+0x262/frame 0xfffffe00255bcbf0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe00255bcbf0
--- syscall (104, FreeBSD ELF64, sys_bind), rip = 0x4a4440, rsp = 0xc0000512d8, rbp = 0xc000051320 ---
KDB: enter: panic
[ thread pid 768 tid 100103 ]
Stopped at      kdb_enter+0x67: movq    $0,0x14ab336(%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         0xffffffff818f3a97
rbx                          0
rsp         0xfffffe00255bc3b0
rbp         0xfffffe00255bc3d0
rsi                        0x1
rdi                          0
r8                           0
r9                  0xffffffff
r10                          0
r11         0xfffffe0025797c00
r12         0xffffffff82068e40  ddb_dbbe
r13                          0
r14         0xffffffff8193c5df
r15         0xffffffff8193c5df
rip         0xffffffff810ab4b7  kdb_enter+0x67
rflags                    0x82  ll+0x61
kdb_enter+0x67: movq    $0,0x14ab336(%rip)
db> show proc
Process 768 (syz-fuzzer) at 0xfffff8001d3e4520:
 state: NORMAL
 uid: 0  gids: 0, 0, 5
 parent: pid 766 at 0xfffff80003cdc000
 ABI: FreeBSD ELF64
 arguments: ./syz-fuzzer -executor=./syz-executor -name=test -arch=386 -manager=10.128.0.248:17213 -sandbox=none -procs=0 -cover=true -debug=false -test=true
 reaper: 0xfffff80003307000 reapsubtree: 1
 sigparent: 20
 vmspace: 0xfffffe00258429e8
   (map 0xfffffe00258429e8)
   (map.pmap 0xfffffe0025842aa8)
   (pmap 0xfffffe0025842b08)
 threads: 8
100103                   Run     CPU 1                       syz-fuzzer
100112                   S       uwait   0xfffff80003b84d00  syz-fuzzer
100113                   S       uwait   0xfffff80003b84e00  syz-fuzzer
100114                   S       uwait   0xfffff80003b84f00  syz-fuzzer
100115                   S       uwait   0xfffff80003b83080  syz-fuzzer
100116                   S       uwait   0xfffff80003c31380  syz-fuzzer
100117                   S       uwait   0xfffff8001d3bb200  syz-fuzzer
100118                   S       uwait   0xfffff80003c67100  syz-fuzzer
db> ps
  pid  ppid  pgrp   uid  state   wmesg   wchan               cmd
  768   766   766     0  R       (threaded)                  syz-fuzzer
100103                   Run     CPU 1                       syz-fuzzer
100112                   S       uwait   0xfffff80003b84d00  syz-fuzzer
100113                   S       uwait   0xfffff80003b84e00  syz-fuzzer
100114                   S       uwait   0xfffff80003b84f00  syz-fuzzer
100115                   S       uwait   0xfffff80003b83080  syz-fuzzer
100116                   S       uwait   0xfffff80003c31380  syz-fuzzer
100117                   S       uwait   0xfffff8001d3bb200  syz-fuzzer
100118                   S       uwait   0xfffff80003c67100  syz-fuzzer
  766   764   766     0  Ss      pause   0xfffff80003cdc0a8  csh
  764   682   764     0  Ss      select  0xfffff80003c318c0  sshd
  748     1   748     0  Ss+     ttyin   0xfffff8000383ccb0  getty
  747     1   747     0  Ss+     ttyin   0xfffff80003b2e4b0  getty
  746     1   746     0  Ss+     ttyin   0xfffff80003b2e8b0  getty
  745     1   745     0  Ss+     ttyin   0xfffff80003b2ecb0  getty
  744     1   744     0  Ss+     ttyin   0xfffff80003b2d0b0  getty
  743     1   743     0  Ss+     ttyin   0xfffff80003b2d4b0  getty
  742     1   742     0  Ss+     ttyin   0xfffff80003b2d8b0  getty
  741     1   741     0  Ss+     ttyin   0xfffff80003b2dcb0  getty
  740     1   740     0  Ss+     ttyin   0xfffff80003b300b0  getty
  738     1    24     0  S+      piperd  0xfffff80003cf58e8  logger
  737   736    24     0  S+      nanslp  0xffffffff8252b161  sleep
  736     1    24     0  S+      wait    0xfffff80003cdb000  sh
  686     1   686     0  Ss      nanslp  0xffffffff8252b160  cron
  682     1   682     0  Ss      select  0xfffff80003c31540  sshd
  495     1   495     0  Ss      select  0xfffff8001d3bb0c0  syslogd
  424     1   424     0  Ss      select  0xfffff80003c31740  devd
  423     1   423    65  Ss      select  0xfffff80003c315c0  dhclient
  338     1   338     0  Ss      select  0xfffff80003c678c0  dhclient
  335     1   335     0  Ss      select  0xfffff80003c31640  dhclient
   23     0     0     0  DL      vlruwt  0xfffff800033dc520  [vnlru]
   22     0     0     0  DL      syncer  0xffffffff82617098  [syncer]
   21     0     0     0  DL      (threaded)                  [bufdaemon]
100069                   D       qsleep  0xffffffff826163b0  [bufdaemon]
100076                   D       -       0xffffffff8200aa00  [bufspacedaemon-0]
100087                   D       sdflush 0xfffff80003c62ce8  [/ worker]
   20     0     0     0  DL      psleep  0xffffffff8263d288  [vmdaemon]
   19     0     0     0  DL      (threaded)                  [pagedaemon]
100067                   D       psleep  0xffffffff82631858  [dom0]
100074                   D       launds  0xffffffff82631864  [laundry: dom0]
100075                   D       umarcl  0xffffffff8153f480  [uma]
   18     0     0     0  DL      -       0xffffffff8235edd8  [rand_harvestq]
   17     0     0     0  DL      pftm    0xffffffff82c4e3a0  [pf purge]
   16     0     0     0  DL      waiting 0xffffffff82619810  [sctp_iterator]
   15     0     0     0  DL      -       0xffffffff826159ac  [soaiod4]
    9     0     0     0  DL      -       0xffffffff826159ac  [soaiod3]
    8     0     0     0  DL      -       0xffffffff826159ac  [soaiod2]
    7     0     0     0  DL      -       0xffffffff826159ac  [soaiod1]
    6     0     0     0  DL      (threaded)                  [cam]
100033                   D       -       0xffffffff82236b40  [doneq0]
100066                   D       -       0xffffffff82236a10  [scanner]
    5     0     0     0  DL      crypto_ 0xfffff80003206e90  [crypto returns 1]
    4     0     0     0  DL      crypto_ 0xfffff80003206e30  [crypto returns 0]
    3     0     0     0  DL      crypto_ 0xffffffff8262f040  [crypto]
   14     0     0     0  DL      seqstat 0xfffff8000335f488  [sequencer 00]
   13     0     0     0  DL      (threaded)                  [geom]
100024                   D       -       0xffffffff8250a100  [g_event]
100025                   D       -       0xffffffff8250a108  [g_up]
100026                   D       -       0xffffffff8250a110  [g_down]
    2     0     0     0  DL      (threaded)                  [KTLS]
100017                   D       -       0xfffff80003319680  [thr_0]
100018                   D       -       0xfffff800033196c0  [thr_1]
   12     0     0     0  WL      (threaded)                  [intr]
100010                   I                                   [swi6: Giant taskq]
100013                   I                                   [swi5: fast taskq]
100016                   I                                   [swi6: task queue]
100019                   I                                   [swi3: vm]
100020                   I                                   [swi4: clock (0)]
100021                   I                                   [swi4: clock (1)]
100022                   I                                   [swi1: netisr 0]
100034                   I                                   [irq24: virtio_pci0]
100035                   I                                   [irq25: virtio_pci0]
100036                   I                                   [irq26: virtio_pci0]
100037                   I                                   [irq27: virtio_pci0]
100038                   I                                   [irq28: virtio_pci1]
100039                   I                                   [irq29: virtio_pci1]
100040                   I                                   [irq30: virtio_pci1]
100041                   I                                   [irq31: virtio_pci1]
100042                   I                                   [irq32: virtio_pci1]
100047                   I                                   [irq10: virtio_pci2]
100049                   I                                   [irq1: atkbd0]
100050                   I                                   [irq12: psm0]
100051                   I                                   [swi0: uart uart++]
100060                   I                                   [swi1: pf send]
100072                   I                                   [swi1: hpts]
100073                   I                                   [swi1: hpts]
   11     0     0     0  RL      (threaded)                  [idle]
100003                   Run     CPU 0                       [idle: cpu0]
100004                   CanRun                              [idle: cpu1]
    1     0     1     0  SLs     wait    0xfffff80003307000  [init]
   10     0     0     0  DL      audit_w 0xffffffff8262f518  [audit]
    0     0     0     0  DLs     (threaded)                  [kernel]
100000                   D       swapin  0xffffffff8250a690  [swapper]
100005                   D       -       0xfffff80003211b00  [if_config_tqg_0]
100006                   D       -       0xfffff80003211900  [softirq_0]
100007                   D       -       0xfffff80003211700  [softirq_1]
100008                   D       -       0xfffff80003211500  [if_io_tqg_0]
100009                   D       -       0xfffff80003211300  [if_io_tqg_1]
100011                   D       -       0xfffff800031fed00  [in6m_free taskq]
100012                   D       -       0xfffff800031fec00  [thread taskq]
100014                   D       -       0xfffff800031fea00  [kqueue_ctx taskq]
100015                   D       -       0xfffff800031fe900  [aiod_kick taskq]
100023                   D       -       0xfffff800031fe700  [firmware taskq]
100028                   D       -       0xfffff800031fe500  [crypto_0]
100029                   D       -       0xfffff800031fe500  [crypto_1]
100043                   D       -       0xfffff800031fe200  [vtnet0 rxq 0]
100044                   D       -       0xfffff800031fe100  [vtnet0 txq 0]
100045                   D       -       0xfffff800031fe000  [vtnet0 rxq 1]
100046                   D       -       0xfffff800031fde00  [vtnet0 txq 1]
100048                   D       vtbslp  0xfffff800034f0580  [virtio_balloon]
100052                   D       -       0xfffff800031fdc00  [mca taskq]
100056                   D       -       0xffffffff81cddf41  [deadlkres]
100061                   D       -       0xfffff80003b7d000  [acpi_task_0]
100062                   D       -       0xfffff80003b7d000  [acpi_task_1]
100063                   D       -       0xfffff80003b7d000  [acpi_task_2]
100065                   D       -       0xfffff800031fe300  [CAM taskq]
db> show all locks
Process 768 (syz-fuzzer) thread 0xfffffe0025797700 (100103)
exclusive sleep mutex pcbinfohash (pcbinfohash) r = 0 (0xfffffe0004957740) locked @ /syzkaller/managers/i386/kernel/sys/netinet/tcp_usrreq.c:390
exclusive rw tcpinp (tcpinp) r = 0 (0xfffff8001d20f208) locked @ /syzkaller/managers/i386/kernel/sys/netinet/tcp_usrreq.c:382
db> show malloc
              Type        InUse        MemUse     Requests
           pf_hash            5        11524K            5
            devbuf         4213         4851K         4238
          tcp_hpts            5         3201K            5
             vtbuf           24         1968K           46
         sysctloid        27849         1625K        27913
              kobj          332         1328K          491
            newblk          517         1153K          533
          vfscache            4         1025K            4
               pcb           21          537K           68
          inodedep           47          535K           70
         ufs_quota            1          512K            1
          vfs_hash            1          512K            1
           callout            2          512K            2
              intr            4          388K            4
           subproc          113          218K          836
            acpica         1674          185K        52709
         vnet_data            1          168K            1
           pagedep           14          132K           18
        tfo_ccache            1          128K            1
               sem            4          106K            4
            DEVFS1          101          101K          110
            linker          237           95K          266
               bus          967           78K         3347
          mtx_pool            2           72K            2
          syncache            1           68K            1
          acpitask            1           64K            1
       ddb_capture            1           64K            1
            module          499           63K          499
              umtx          270           34K          270
              temp           18           33K         1527
         hostcache            1           32K            1
               shm            1           32K            1
               msg            4           30K            4
            DEVFS3          120           30K          130
           kdtrace          153           30K         1599
        DEVFS_RULE           56           27K           56
        gtaskqueue           18           26K           18
              vmem            3           22K            4
            kbdmux            6           22K            6
               BPF           10           18K           10
         ufs_mount            3           17K            4
              proc            3           17K            3
               tty           16           16K           16
           tidhash            1           16K            1
           ithread           98           16K           98
            bus-sc           30           14K         1431
            ifaddr           32           13K           32
            KTRACE          100           13K          100
              kenv           95           12K           99
      eventhandler          132           12K          132
         pfs_nodes           20           10K           20
              GEOM           60           10K          487
              rman           82           10K          423
         bmsafemap            3            9K           39
              UART           12            9K           12
           devstat            4            9K            4
               rpc            2            8K            2
             shmfd            1            8K            1
       pfs_vncache            1            8K            1
     audit_evclass          233            8K          291
           CAM DEV            3            6K          510
                vt           11            6K           11
              cred           21            6K          195
            sglist            5            6K            5
         CAM queue            5            6K         1528
         taskqueue           45            5K           45
       ufs_dirhash           24            5K           24
            dirrem           17            5K           28
            plimit           17            5K          305
             ifnet            3            5K            3
           memdesc            1            4K            1
               MCA           32            4K           32
               UMA          248            4K          248
             evdev            4            4K            4
          filedesc            1            4K            1
           lltable           11            4K           11
          routetbl           14            4K           14
             hhook           13            4K           13
       ether_multi           40            4K           45
          pf_ifnet            5            3K            6
            diradd           24            3K           35
         in6_multi           25            3K           25
            kqueue           46            3K          771
           acpisem           22            3K           22
          terminal           11            3K           11
           session           20            3K           29
              pgrp           20            3K           29
           uidinfo            3            3K            7
         proc-args           39            3K          462
        local_apic            1            2K            1
           io_apic            1            2K            1
         ipsec-saq            2            2K            2
            select           15            2K           15
           CAM XPT           22            2K          543
             lockf           15            2K           22
            Unitno           25            2K           37
           acpidev           20            2K           20
               msi            9            2K            9
           softdep            1            1K            1
       ipsecpolicy            1            1K            1
            sahead            1            1K            1
          secasvar            1            1K            1
             clone            8            1K            8
       vnodemarker            2            1K            6
      NFSD session            1            1K            1
        CAM periph            4            1K          271
             nhops            6            1K            6
         toponodes            6            1K            6
            isadev            6            1K            6
             mount           16            1K           86
          pci_link           10            1K           10
            ip6ndp            4            1K            5
          sctp_ifa            5            1K            5
            crypto            3            1K            3
         newdirblk            4            1K            8
             mkdir            4            1K           16
          indirdep            2            1K            2
          in_multi            2            1K            3
              pfil            4            1K            4
    chacha20random            1            1K            1
           CAM SIM            2            1K            2
             epoch            4            1K            4
              cdev            2            1K            2
 encap_export_host            8            1K            8
               osd            3            1K            9
       inpcbpolicy            8            1K          124
               mld            2            1K            2
          sctp_ifn            2            1K            2
              igmp            2            1K            2
            vnodes            1            1K            1
      NFSD lckfile            1            1K            1
     NFSD V4client            1            1K            1
             DEVFS            9            1K           10
            feeder            7            1K            7
        loginclass            3            1K            6
            soname            5            1K         5748
     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
           tcpfunc            2            1K            2
              ktls            1            1K            1
          pmchooks            1            1K            1
            prison            4            1K            4
            DEVFSP            2            1K            2
          filecaps            4            1K           66
               tun            3            1K            3
          nexusdev            5            1K            5
           entropy            2            1K           32
          freework            1            1K           26
          sctp_vrf            1            1K            1
              vnet            1            1K            1
          acpiintr            1            1K            1
               pmc            1            1K            1
              cpus            2            1K            2
    vnet_data_free            1            1K            1
           Per-cpu            1            1K            1
          p1003.1b            1            1K            1
          pf_table            0            0K            0
           pf_rule            0            0K            0
           pf_altq            0            0K            0
           pf_osfp            0            0K            0
           pf_temp            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
       tcp_log_dev            0            0K            0
       fpukern_ctx            0            0K            0
      midi buffers            0            0K            0
          xen_intr            0            0K            0
             mixer            0            0K            0
           xen_hvm            0            0K            0
         legacydrv            0            0K            0
            qpidrv            0            0K            0
              ac97            0            0K            0
             hdacc            0            0K            0
      dmar_idpgtbl            0            0K            0
          dmar_dom            0            0K            0
          dmar_ctx            0            0K            0
       dmar_dmamap            0            0K            0
              hdac            0            0K            0
              hdaa            0            0K            0
         acpi_perf            0            0K            0
              isci            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         1786
               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           12
          sentinel            0            0K            0
            jfsync            0            0K            0
            jtrunc            0            0K            0
             sbdep            0            0K            2
           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
          freefile            0            0K            9
          freeblks            0            0K           25
          freefrag            0            0K            5
        allocindir            0            0K            0
       allocdirect            0            0K            0
          ufs_trim            0            0K            0
           mactemp            0            0K            0
     audit_trigger            0            0K            0
 audit_pipe_presel            0            0K            0
     audit_pipeent            0            0K            0
        audit_pipe            0            0K            0
      audit_evname            0            0K            0
         audit_bsm            0            0K            0
      audit_gidset            0            0K            0
        audit_text            0            0K            0
        audit_path            0            0K            0
        audit_data            0            0K            0
        audit_cred            0            0K            0
             xform            0            0K            0
               NLM            0            0K            0
    ipsec-spdcache            0            0K            0
         ipsec-reg            0            0K            0
        ipsec-misc            0            0K            0
      ipsecrequest            0            0K            0
            ip6opt            0            0K            3
       ip6_msource            0            0K            0
      ip6_moptions            0            0K            0
       in6_mfilter            0            0K            0
             frag6            0            0K            0
            tcplog            0            0K            0
lDevFlags * malloc            0            0K            0
               LRO            0            0K            0
        sctp_mcore            0            0K            0
        sctp_socko            0            0K            0
         sctp_iter            0            0K            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
      newreno data            0            0K            0
        ip_msource            0            0K            0
       ip_moptions            0            0K            0
        in_mfilter            0            0K            0
              ipid            0            0K            0
         80211scan            0            0K            0
      80211ratectl            0            0K            0
        80211power            0            0K            0
       80211nodeie            0            0K            0
         80211node            0            0K            0
      80211mesh_gt            0            0K            0
      80211mesh_rt            0            0K            0
         80211perr            0            0K            0
         80211prep            0            0K            0
         80211preq            0            0K            0
          80211dfs            0            0K            0
       80211crypto            0            0K            0
          80211vap            0            0K            0
             iflib            0            0K            0
              vlan            0            0K            0
               gif            0            0K            0
           ifdescr            0            0K            0
              zlib            0            0K            0
           fadvise            0            0K            0
tiDeviceHandle_t * malloc            0            0K            0
            statfs            0            0K          188
       export_host            0            0K            0
        cl_savebuf            0            0K            2
ag_portal_data_t malloc            0            0K            0
ag_device_t malloc            0            0K            0
     STLock malloc            0            0K            0
          CCB List            0            0K            0
            sr_iov            0            0K            0
               OCS            0            0K            0
               OCS            0            0K            0
              nvme            0            0K            0
               nvd            0            0K            0
            netmap            0            0K            0
            mwldev            0            0K            0
        MVS driver            0            0K            0
     CAM ccb queue            0            0K            0
          mrsasbuf            0            0K            0
          mpt_user            0            0K            0
          mps_user            0            0K            0
            biobuf            0            0K            0
              aios            0            0K            0
               lio            0            0K            0
               acl            0            0K            0
            MPSSAS            0            0K            0
          mbuf_tag            0            0K           25
              accf            0            0K            0
               pts            0            0K            0
               iov            0            0K        12877
          ioctlops            0            0K           86
           Witness            0            0K            0
             stack            0            0K            0
               mps            0            0K            0
          mpr_user            0            0K            0
            MPRSAS            0            0K            0
               mpr            0            0K            0
            mfibuf            0            0K            0
        md_sectors            0            0K            0
              sbuf            0            0K          288
           md_disk            0            0K            0
        compressor            0            0K            0
           malodev            0            0K            0
              SWAP            0            0K            0
               LED            0            0K            0
         sysctltmp            0            0K          564
            sysctl            0            0K            1
              ekcd            0            0K            0
            dumper            0            0K            0
          sendfile            0            0K            0
              rctl            0            0K            0
          ix_sriov            0            0K            0
        aacraidcam            0            0K            0
                ix            0            0K            0
            ipsbuf            0            0K            0
            iirbuf            0            0K            0
             cache            0            0K            0
       aacraid_buf            0            0K            0
          kcovinfo            0            0K            0
      prison_racct            0            0K            0
       Fail Points            0            0K            0
             sigio            0            0K            1
filedesc_to_leader            0            0K            0
               pwd            0            0K            0
       tty console            0            0K            0
            aaccam            0            0K            0
            aacbuf            0            0K            0
              zstd            0            0K            0
            nvlist            0            0K            0
          SCSI ENC            0            0K            0
           SCSI sa            0            0K            0
        isofs_node            0            0K            0
       isofs_mount            0            0K            0
     tr_raid5_data            0            0K            0
    tr_raid1e_data            0            0K            0
     tr_raid1_data            0            0K            0
     tr_raid0_data            0            0K            0
    tr_concat_data            0            0K            0
       md_sii_data            0            0K            0
   md_promise_data            0            0K            0
    md_nvidia_data            0            0K            0
   md_jmicron_data            0            0K            0
     md_intel_data            0            0K            0
       md_ddf_data            0            0K            0
         raid_data            0            0K           72
     geom_flashmap            0            0K            0
           NFS FHA            0            0K            0
         newnfsmnt            0            0K            0
  newnfsclient_req            0            0K            0
   NFSCL layrecall            0            0K            0
     NFSCL session            0            0K            0
     NFSCL sockreq            0            0K            0
     NFSCL devinfo            0            0K            0
     NFSCL flayout            0            0K            0
      NFSCL layout            0            0K            0
     NFSD rollback            0            0K            0
NFSCL diroffdiroff            0            0K            0
       NEWdirectio            0            0K            0
        NEWNFSnode            0            0K            0
         NFSCL lck            0            0K            0
      NFSCL lckown            0            0K            0
      NFSCL client            0            0K            0
       NFSCL deleg            0            0K            0
        NFSCL open            0            0K            0
       NFSCL owner            0            0K            0
            NFS fh            0            0K            0
           NFS req            0            0K            0
     NFSD usrgroup            0            0K            0
       NFSD string            0            0K            0
       NFSD V4lock            0            0K            0
      NFSD V4state            0            0K            0
     NFSD srvcache            0            0K            0
       msdosfs_fat            0            0K            0
     msdosfs_mount            0            0K            0
      msdosfs_node            0            0K            0
            DEVFS4            0            0K            0
            DEVFS2            0            0K            0
            gntdev            0            0K            0
       privcmd_dev            0            0K            0
        evtchn_dev            0            0K            0
          xenstore            0            0K            0
         scsi_pass            0            0K            0
         ciss_data            0            0K            0
               xnb            0            0K            0
              xbbd            0            0K            0
               xbd            0            0K            0
           Balloon            0            0K            0
          sysmouse            0            0K            0
db> show uma
              Zone   Size    Used    Free    Requests  Sleeps  Bucket  Total Mem    XFree
      mbuf_cluster   2048    9780     126        9780       0     254   20287488        0
       mbuf_packet    256    8192    1460       24954       0     254    2470912        0
               512    512    4139      37        4141       0      30    2138112        0
          BUF TRIE    144     168   13328         511       0      62    1943424        0
              4096   4096     332       2         491       0       2    1368064        0
               128    128    9889     217        9906       0     126    1293568        0
   mbuf_jumbo_page   4096       0     254           8       0     254    1040384        0
              pbuf    832       0     969           0       0       2     806208        0
       UMA Slabs 0    112    6598      20        6598       0     126     741216        0
             tcpcb   1032       5     512           9       0     254     533544        0
            socket    904      16     497        1147       0     254     463752        0
        RADIX NODE    144    2078     159       19020       0      62     322128        0
        256 Bucket   2048     120      18         694       0       8     282624        0
             VNODE    488     528      16         539       0      30     265472        0
             65536  65536       4       0           4       0       1     262144        0
         tcp_inpcb    488       5     507           9       0     254     249856        0
         udp_inpcb    488       2     510         111       0     254     249856        0
         VM OBJECT    264     890      40       12161       0      30     245520        0
            THREAD   1776     118      17         118       0       8     239760        0
              4096   4096      47       5         773       0       2     212992        0
              mbuf    256     385     388        2356       0     254     197888        0
                64     64    2681     406        2709       0     254     197568        0
             65536  65536       2       1         114       0       1     196608        0
                16     16   11711     289       11805       0     254     192000        0
               128    128    1134     261       23945       0     126     178560        0
         UMA Zones    768     222       4         222       0      16     173568        0
               256    256     538      92         673       0      62     161280        0
                32     32    4398     264        5472       0     254     149184        0
              1024   1024     117      27         127       0      16     147456        0
       FFS2 dinode    256     498      72         507       0      62     145920        0
             65536  65536       0       2          45       0       1     131072        0
             65536  65536       2       0           2       0       1     131072        0
             unpcb    256       7     503        1006       0     254     130560        0
             ripcb    488       1     255           4       0     254     124928        0
          ksiginfo    112      42    1002          57       0     126     116928        0
         vmem btag     56    1777     298        1777       0     254     116200        0
         MAP ENTRY     96     834     300       36153       0     126     108864        0
              4096   4096      23       1          34       0       2      98304        0
              2048   2048       2      46        1820       0       8      98304        0
         FFS inode    160     498      77         507       0      62      92000        0
              PROC   1312      45      21         768       0       8      86592        0
        128 Bucket   1024      37      46         924       0      16      84992        0
           VMSPACE   2536      23      10         747       0       4      83688        0
          UMA Kegs    384     208       7         208       0      30      82560        0
       S VFS Cache    108     585     171        1112       0     126      81648        0
         filedesc0   1088      46      24         769       0       8      76160        0
              1024   1024       4      64         275       0      16      69632        0
                64     64     513     558        1695       0     254      68544        0
                64     64     514     557        1564       0     254      68544        0
               128    128     302     225         434       0     126      67456        0
             65536  65536       1       0           1       0       1      65536        0
             65536  65536       0       1           8       0       1      65536        0
             32768  32768       2       0           2       0       1      65536        0
               512    512      74      54         395       0      30      65536        0
               256    256     134     121         427       0      62      65280        0
               256    256     180      75        1033       0      62      65280        0
             g_bio    408       0     150        4795       0      30      61200        0
              8192   8192       4       3          32       0       1      57344        0
               128    128     167     236         524       0     126      51584        0
         32 Bucket    256      29     166         356       0      62      49920        0
           DIRHASH   1024      34      14          34       0      16      49152        0
             NAMEI   1024       0      48       11236       0      16      49152        0
             16384  16384       3       0           3       0       1      49152        0
             16384  16384       2       1           3       0       1      49152        0
              2048   2048       6      18         515       0       8      49152        0
               512    512      69      27         187       0      30      49152        0
               512    512      50      46         586       0      30      49152        0
          syncache    168       0     264           4       0     254      44352        0
              8192   8192       4       1          85       0       1      40960        0
            clpbuf    832       0      48         124       0      16      39936        0
         64 Bucket    512      54      18         396       0      30      36864        0
             selfd     64      35     532        4279       0     254      36288        0
                64     64      11     556          25       0     254      36288        0
                64     64     234     333       12820       0     254      36288        0
                64     64     158     409         909       0     254      36288        0
                64     64      15     552          45       0     254      36288        0
                64     64      28     539          30       0     254      36288        0
               128    128      32     247          98       0     126      35712        0
               128    128      40     239        5668       0     126      35712        0
               128    128      80     199         705       0     126      35712        0
               128    128     172     107         206       0     126      35712        0
     routing nhops    256       8     127          18       0      62      34560        0
           ttyoutq    256      72      63         160       0      62      34560        0
               256    256      59      76         298       0      62      34560        0
               256    256      15     120          54       0      62      34560        0
               256    256      17     118          56       0      62      34560        0
               256    256      89      46         425       0      62      34560        0
               256    256      10     125        1744       0      62      34560        0
             32768  32768       1       0           1       0       1      32768        0
             32768  32768       0       1         112       0       1      32768        0
             16384  16384       1       1         129       0       1      32768        0
              2048   2048       7       9           7       0       8      32768        0
              2048   2048       7       9           7       0       8      32768        0
              2048   2048       2      14           2       0       8      32768        0
              2048   2048       1      15         448       0       8      32768        0
              1024   1024       2      30          31       0      16      32768        0
              1024   1024       1      31         851       0      16      32768        0
              1024   1024      16      16          16       0      16      32768        0
              1024   1024      19      13          19       0      16      32768        0
              1024   1024       1      31          19       0      16      32768        0
               512    512      13      51          13       0      30      32768        0
     mt_stats_zone     64     438      74         438       0     254      32768        0
           64 pcpu      8    3393     703        3395       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     297     585         404       0     254      28224        0
          4 Bucket     48      10     578        3020       0     254      28224        0
           rtentry    200      14     126          18       0      62      28000        0
        KMAP ENTRY     96      12     279          12       0     126      27936        0
              pipe    760       7      28         273       0      16      26600        0
         TURNSTILE    136     136      53         136       0      62      25704        0
              8192   8192       3       0           3       0       1      24576        0
              8192   8192       2       1           4       0       1      24576        0
              8192   8192       3       0           3       0       1      24576        0
              4096   4096       4       2           6       0       2      24576        0
              4096   4096       4       2         453       0       2      24576        0
              4096   4096       3       3         191       0       2      24576        0
          rl_entry     40      35     571          35       0     254      24240        0
          2 Bucket     32      45     711       14649       0     254      24192        0
             Files     80      71     229        6106       0     126      24000        0
          8 Bucket     80      41     259        5987       0     126      24000        0
        SLEEPQUEUE     88     136     120         136       0     126      22528        0
             udpcb     32       2     628         111       0     254      20160        0
               PWD     32      10     620          94       0     254      20160        0
                32     32      99     531         138       0     254      20160        0
                32     32      26     604         809       0     254      20160        0
                32     32      64     566         948       0     254      20160        0
                32     32      24     606         159       0     254      20160        0
                32     32      41     589        2644       0     254      20160        0
         16 Bucket    144      42      98         147       0      62      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
             16384  16384       1       0           1       0       1      16384        0
              8192   8192       2       0           2       0       1      16384        0
              8192   8192       2       0           2       0       1      16384        0
              2048   2048       1       7          13       0       8      16384        0
              2048   2048       1       7           1       0       8      16384        0
              1024   1024       2      14           2       0      16      16384        0
               512    512       1      31           1       0      30      16384        0
               512    512       9      23           9       0      30      16384        0
               512    512       2      30          22       0      30      16384        0
        sctp_laddr     48       0     336           4       0     254      16128        0
      vtnet_tx_hdr     24       0     668        1459       0     254      16032        0
           mt_zone     24     438     230         438       0     254      16032        0
               MAP    216       2      69           2       0      62      15336        0
              vmem   1856       1       7           1       0       8      14848        0
                32     32       3     375          22       0     254      12096        0
                16     16      11     739          42       0     254      12000        0
                16     16      31     719         200       0     254      12000        0
                16     16      31     719         446       0     254      12000        0
                16     16     193     557        1245       0     254      12000        0
                16     16      10     740          11       0     254      12000        0
                16     16     242     508         243       0     254      12000        0
                16     16      15     735       23924       0     254      12000        0
       Mountpoints   2816       2       2           2       0       4      11264        0
              4096   4096       0       2           1       0       2       8192        0
              4096   4096       0       2           3       0       2       8192        0
           SMR CPU     32       1     254           1       0     254       8160        0
        SMR SHARED     24       1     254           1       0     254       6120        0
       UMA Slabs 1    176       8      14           8       0      62       3872        0
          int pcpu      4      18     494          18       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
   pf state scrubs     40       0       0           0       0     254          0        0
   pf frag entries     40       0       0           0       0     254          0        0
          pf frags    256       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
   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
      tcp_log_node    120       0       0           0       0     126          0        0
    tcp_log_bucket    184       0       0           0       0      62          0        0
           tcp_log    408       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
     LTS VFS Cache    368       0       0           0       0      30          0        0
       L VFS Cache    328       0       0           0       0      30          0        0
     STS VFS Cache    148       0       0           0       0      62          0        0
             rentr     24       0       0           0       0     254          0        0
         VNODEPOLL    120       0       0           0       0     126          0        0
    crypto_session     72       0       0           0       0     126          0        0
           cryptop    240       0       0           0       0      62          0        0
      nvme_request    128       0       0           0       0     126          0        0
     FPU_save_area    832       0       0           0       0      16          0        0
    DMAR_MAP_ENTRY    128       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
             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
              8192   8192       0       0           0       0       1          0        0
            fakepg    104       0       0           0       0     126          0        0
          UMA Hash    256       0       0           0       0      62          0        0

Crashes (9):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets Title
ci-freebsd-i386 2020/05/19 01:08 freebsd 9f08a43426db 684d3606 console log report
ci-freebsd-i386 2020/05/19 01:08 freebsd 9f08a43426db 684d3606 console log report
ci-freebsd-i386 2020/05/19 01:08 freebsd 9f08a43426db 684d3606 console log report
ci-freebsd-i386 2020/05/19 00:18 freebsd 7b97005bc1ca 684d3606 console log report
ci-freebsd-i386 2020/05/19 00:18 freebsd 7b97005bc1ca 684d3606 console log report
ci-freebsd-i386 2020/05/19 00:18 freebsd 7b97005bc1ca 684d3606 console log report
ci-freebsd-i386 2020/05/18 23:29 freebsd 738968b552d0 684d3606 console log report
ci-freebsd-i386 2020/05/18 23:29 freebsd 738968b552d0 684d3606 console log report
ci-freebsd-i386 2020/05/18 23:29 freebsd 738968b552d0 684d3606 console log report
* Struck through repros no longer work on HEAD.