syzbot


panic: size_on_all_streams smaller than control length

Status: auto-closed as invalid on 2020/08/16 01:14
Reported-by: syzbot+1abb06d598ec4666e26c@syzkaller.appspotmail.com
First crash: 1382d, last: 1382d
Similar bugs (1)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
freebsd panic: size_on_all_streams smaller than control length (2) C 1897 2h34m 1289d 0/2 upstream: reported C repro on 2020/08/19 07:44

Sample crash report:
panic: size_on_all_streams = 1 smaller than control length 250
cpuid = 1
time = 1589764407
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe001a0c53c0
vpanic() at vpanic+0x1c7/frame 0xfffffe001a0c5420
panic() at panic+0x43/frame 0xfffffe001a0c5480
sctp_deliver_reasm_check() at sctp_deliver_reasm_check+0x16b3/frame 0xfffffe001a0c5530
sctp_process_data() at sctp_process_data+0x3a95/frame 0xfffffe001a0c5720
sctp_common_input_processing() at sctp_common_input_processing+0xe88/frame 0xfffffe001a0c5860
sctp6_input_with_port() at sctp6_input_with_port+0x300/frame 0xfffffe001a0c5960
sctp6_input() at sctp6_input+0x1f/frame 0xfffffe001a0c5980
ip6_input() at ip6_input+0x1802/frame 0xfffffe001a0c5a90
swi_net() at swi_net+0x20d/frame 0xfffffe001a0c5b10
ithread_loop() at ithread_loop+0x328/frame 0xfffffe001a0c5bb0
fork_exit() at fork_exit+0xb3/frame 0xfffffe001a0c5bf0
fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe001a0c5bf0
--- trap 0, rip = 0, rsp = 0, rbp = 0 ---
KDB: enter: panic
[ thread pid 12 tid 100022 ]
Stopped at      kdb_enter+0x67: movq    $0,0x14ab366(%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         0xffffffff810b6140  vprintf+0x140
rdx                        0x1
rbx                          0
rsp         0xfffffe001a0c53a0
rbp         0xfffffe001a0c53c0
rsi                          0
rdi         0xffffffff810b6176  vprintf+0x176
r8                           0
r9                  0xffffffff
r10                          0
r11                          0
r12         0xffffffff82068e40  ddb_dbbe
r13                          0
r14         0xffffffff8193c6a9
r15         0xffffffff8193c6a9
rip         0xffffffff810ab487  kdb_enter+0x67
rflags                    0x86  ll+0x65
kdb_enter+0x67: movq    $0,0x14ab366(%rip)
db> show proc
Process 12 (intr) at 0xfffff80003308520:
 state: NORMAL
 uid: 0  gids: 0
 parent: pid 0 at 0xffffffff8250a690
 ABI: null
 reaper: 0xffffffff8250a690 reapsubtree: 12
 sigparent: 20
 vmspace: 0xffffffff8250b2d0
   (map 0xffffffff8250b2d0)
   (map.pmap 0xffffffff8250b390)
   (pmap 0xffffffff8250b3f0)
 threads: 23
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                   Run     CPU 1                       [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]
db> ps
  pid  ppid  pgrp   uid  state   wmesg   wchan               cmd
 3303   821   821     0  R       (threaded)                  syz-executor.3
100667                   RunQ                                syz-executor.3
100863                   S       uwait   0xfffff8000c23d380  syz-executor.3
 3302  3181  3181     0  R       (threaded)                  syz-executor.1
100509                   RunQ                                syz-executor.1
100862                   S       uwait   0xfffff8000c94bc00  syz-executor.1
 3301  3085  3085     0  R       (threaded)                  syz-executor.2
100860                   RunQ                                syz-executor.2
100861                   Run     CPU 0                       syz-executor.2
 3293   768  3293     0  Rs                                  syz-executor.0
 3285  3279  3285     0  Ss      select  0xfffff8000cef95c0  dhclient
 3282     1  3282     0  Ss      select  0xfffff80003de25c0  dhclient
 3279  3272   424    65  S       select  0xfffff8000c5084c0  dhclient
 3272   424   424     0  S       wait    0xfffff8000c341000  sh
 3181   768  3181     0  Rs                                  syz-executor.1
 3085   768  3085     0  Ss      nanslp  0xffffffff8252b161  syz-executor.2
 2374     1  2374    65  Ss      select  0xfffff800740cee40  dhclient
 1827     1  1827     0  Ss      select  0xfffff800740ce440  dhclient
 1824     1  1824     0  Ss      select  0xfffff800740ce4c0  dhclient
  821   768   821     0  Ss      nanslp  0xffffffff8252b161  syz-executor.3
  768   766   766     0  S       (threaded)                  syz-fuzzer
100105                   S       uwait   0xfffff8000c266d00  syz-fuzzer
100106                   S       uwait   0xfffff80003c2f900  syz-fuzzer
100107                   S       uwait   0xfffff80003c76100  syz-fuzzer
100108                   S       uwait   0xfffff80003c76200  syz-fuzzer
100109                   S       uwait   0xfffff80003c2fb00  syz-fuzzer
100110                   S       kqread  0xfffff800031fbb00  syz-fuzzer
100111                   S       uwait   0xfffff80003c76300  syz-fuzzer
100112                   S       uwait   0xfffff80003c76400  syz-fuzzer
100113                   S       uwait   0xfffff8000c266180  syz-fuzzer
100114                   S       uwait   0xfffff8000c266280  syz-fuzzer
  766   764   766     0  SWs     pause   0xfffff80003cdf0a8  csh
  764   682   764     0  Ss      select  0xfffff8000c2663c0  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
  686     1   686     0  Ss      nanslp  0xffffffff8252b161  cron
  682     1   682     0  Ss      select  0xfffff80003c32f40  sshd
  495     1   495     0  Ss      select  0xfffff80003c76ac0  syslogd
  424     1   424     0  Ss      wait    0xfffff80003cdd520  devd
  423     1   423    65  Ss      select  0xfffff80003c76040  dhclient
  338     1   338     0  Ss      select  0xfffff8000c266ec0  dhclient
  335     1   335     0  Ss      select  0xfffff8000c266e40  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]
100086                   D       sdflush 0xfffff80003c698e8  [/ 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  0xffffffff8153eb70  [uma]
   18     0     0     0  DL      -       0xffffffff8235edd8  [rand_harvestq]
   17     0     0     0  DL      pftm    0xffffffff82bcc3a0  [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  RL      (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                   Run     CPU 1                       [swi1: netisr 0]
100034                   I                                   [irq24: virtio_pci0]
100035                   I                                   [irq25: virtio_pci0]
100036                   I                                   [irq26: virtio_pci0]
100037                   I                                   [irq27: virtio_pci0]
100038                   I                                   [irq28: virtio_pci1]
100039                   I                                   [irq29: virtio_pci1]
100040                   I                                   [irq30: virtio_pci1]
100041                   I                                   [irq31: virtio_pci1]
100042                   I                                   [irq32: virtio_pci1]
100047                   I                                   [irq10: virtio_pci2]
100049                   I                                   [irq1: atkbd0]
100050                   I                                   [irq12: psm0]
100051                   I                                   [swi0: uart uart++]
100060                   I                                   [swi1: pf send]
100072                   I                                   [swi1: hpts]
100073                   I                                   [swi1: hpts]
   11     0     0     0  RL      (threaded)                  [idle]
100003                   CanRun                              [idle: cpu0]
100004                   CanRun                              [idle: cpu1]
    1     0     1     0  SLs     wait    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]
100057                   D       -       0xffffffff81cddf20  [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 12 (intr) thread 0xfffffe00048b3000 (100022)
exclusive sleep mutex sctp-tcb (tcb) r = 0 (0xfffffe002597b380) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:2167
db> show malloc
              Type        InUse        MemUse     Requests
           pf_hash            5        11524K            5
            devbuf         4213         4851K         4241
          tcp_hpts            5         3201K            5
             vtbuf           24         1968K           46
         sysctloid        27849         1625K        27913
              kobj          332         1328K          491
            newblk            5         1025K         8773
          vfscache            4         1025K            4
               pcb           37          551K         2293
          inodedep           15          519K         4681
         ufs_quota            1          512K            1
          vfs_hash            1          512K            1
           callout            2          512K            2
              intr            4          388K            4
           subproc          133          266K         3380
            acpica         1674          185K        52709
         vnet_data            1          168K            1
          filedesc           20          137K         4486
           pagedep           11          131K         2938
        tfo_ccache            1          128K            1
               sem            4          106K            4
            DEVFS1          105          105K          122
            linker          237           95K          341
               bus         1027           81K         3463
          mtx_pool            2           72K            2
          syncache            1           68K            1
          acpitask            1           64K            1
       ddb_capture            1           64K            1
            module          499           63K          499
               BPF           30           53K           94
              umtx          342           43K          342
              temp           38           39K         5845
            ifaddr          100           38K          145
           kdtrace          180           35K        12610
           pf_rule           34           34K          683
         hostcache            1           32K            1
               shm            1           32K           10
            DEVFS3          124           31K          134
               msg            4           30K            4
        DEVFS_RULE           56           27K           56
              vmem            3           26K            5
        gtaskqueue           18           26K           18
            kbdmux            6           22K            6
              cred           67           17K         1290
         ufs_mount            3           17K            4
           lltable           45           17K          170
              proc            3           17K            3
               tty           16           16K           16
           tidhash            1           16K            1
           ithread           98           16K           98
       ether_multi          172           14K          660
            bus-sc           30           14K         1431
            KTRACE          100           13K          100
             ifnet            7           13K            7
              kenv           95           12K           99
      eventhandler          132           12K          132
         in6_multi           89           11K          383
         pfs_nodes           20           10K           20
              GEOM           60           10K          487
              rman           82           10K          423
            select           72            9K           72
             lockf           77            9K          608
         bmsafemap            2            9K         3768
              UART           12            9K           12
           devstat            4            9K            4
               rpc            2            8K            2
         sctp_timw           32            8K           32
             shmfd            1            8K           17
       pfs_vncache            1            8K            1
     audit_evclass          233            8K          291
         sctp_atcl           13            7K          910
           CAM DEV            3            6K          510
         sctp_stro            6            6K          214
            kqueue           59            6K         3310
                vt           11            6K           11
            plimit           22            6K         1390
            sglist            5            6K            5
         CAM queue            5            6K         1528
          pf_ifnet           12            5K           31
         taskqueue           45            5K           45
            DEVFSP           74            5K          472
       ufs_dirhash           16            5K           24
           memdesc            1            4K            1
               MCA           32            4K           32
               UMA          248            4K          248
             evdev            4            4K            4
          kcovinfo           64            4K          425
          routetbl           20            4K           92
          sctp_ifa           29            4K           80
           session           28            4K           82
              pgrp           28            4K           85
             hhook           13            4K           13
           acpisem           22            3K           22
          terminal           11            3K           11
         proc-args           47            3K         1045
            ip6ndp           14            3K           63
           uidinfo            4            3K           12
        local_apic            1            2K            1
           io_apic            1            2K            1
         ipsec-saq            2            2K            2
            Unitno           32            2K         9871
           CAM XPT           22            2K          543
          in_multi            6            2K           28
           acpidev           20            2K           20
               msi            9            2K            9
               tun            7            2K            7
           softdep            1            1K            1
            dirrem            4            1K         2686
             mkdir            8            1K         4250
       ipsecpolicy            1            1K            1
            sahead            1            1K            1
          secasvar            1            1K            1
             clone            8            1K            8
       vnodemarker            2            1K         2914
      NFSD session            1            1K            1
        CAM periph            4            1K          271
          freework            4            1K         3814
         sctp_atky           19            1K         1125
            diradd            6            1K         2809
          freeblks            3            1K         2338
               mld            6            1K            6
          sctp_ifn            6            1K           27
              igmp            6            1K            6
             nhops            6            1K            6
         toponodes            6            1K            6
            isadev            6            1K            6
             mount           16            1K           86
          pci_link           10            1K           10
          freefile            5            1K         2652
            crypto            3            1K            3
           pf_osfp            5            1K            5
         newdirblk            4            1K         2125
         sctp_stri            1            1K            2
              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
       inpcbpolicy           13            1K         4695
               osd            3            1K            9
            vnodes            1            1K            7
      NFSD lckfile            1            1K            1
     NFSD V4client            1            1K            1
             DEVFS            9            1K           10
            feeder            7            1K            7
         sctp_athm           13            1K          911
          sctp_map           12            1K          428
        loginclass            3            1K            6
     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
            soname            4            1K         7755
          nexusdev            5            1K            5
           entropy            2            1K           69
          sctp_vrf            1            1K            1
              vnet            1            1K            1
          acpiintr            1            1K            1
               pmc            1            1K            1
          filecaps            3            1K          155
              cpus            2            1K            2
    vnet_data_free            1            1K            1
           Per-cpu            1            1K            1
          p1003.1b            1            1K            1
          pf_table            0            0K           12
           pf_altq            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            2
       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       105600
               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         2266
          sentinel            0            0K            0
            jfsync            0            0K            0
            jtrunc            0            0K            0
             sbdep            0            0K         1439
           jsegdep            0            0K            0
              jseg            0            0K            0
         jfreefrag            0            0K            0
          jfreeblk            0            0K            0
           jnewblk            0            0K            0
            jmvref            0            0K            0
           jremref            0            0K            0
           jaddref            0            0K            0
           freedep            0            0K            0
          freefrag            0            0K           21
        allocindir            0            0K            0
          indirdep            0            0K         2113
       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           23
       ip6_msource            0            0K            0
      ip6_moptions            0            0K            2
       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          614
         sctp_iter            0            0K           83
         sctp_mvrf            0            0K            0
         sctp_cpal            0            0K            0
         sctp_cmsg            0            0K            0
         sctp_stre            0            0K            0
         sctp_athi            0            0K            0
         sctp_a_it            0            0K           83
         sctp_aadr            0            0K           24
      newreno data            0            0K            0
        ip_msource            0            0K            0
       ip_moptions            0            0K            3
        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            2
tiDeviceHandle_t * malloc            0            0K            0
            statfs            0            0K         2260
       export_host            0            0K            0
        cl_savebuf            0            0K            6
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          792
              accf            0            0K            0
               pts            0            0K            0
               iov            0            0K        21141
          ioctlops            0            0K         2875
           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          809
            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
      prison_racct            0            0K            0
       Fail Points            0            0K            0
             sigio            0            0K           62
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
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            DEVFS4            0            0K            0
            DEVFS2            0            0K            0
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       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    8831     753       10288       0     129   19628032        0
        RADIX NODE    144   13948   10913      618462       0      62    3579984        0
   mbuf_jumbo_page   4096     455     301        2745       0     126    3096576        0
       mbuf_packet    256    8203     500      627263       0     254    2227968        0
               512    512    4143      65        4214       0      30    2154496        0
          BUF TRIE    144     509   12987      111657       0      62    1943424        0
              4096   4096     332       0         491       0       2    1359872        0
               128    128   10027     327       12796       0     126    1325312        0
       UMA Slabs 0    112    7116       6        8155       0     126     797664        0
              pbuf    832       0     953           0       0       2     792896        0
         sctp_asoc   2288       6     249         214       0     127     583440        0
            socket    904      31     482        6969       0     133     463752        0
              mbuf    256     931     611      329475       0     254     394752        0
         VM OBJECT    264    1287     138       56725       0      30     376200        0
             VNODE    488     658      46        3711       0      30     343552        0
           sctp_ep   1280       6     252         695       0     129     330240        0
       tcp_bbr_map    128       0    2418        2748       0     126     309504        0
        256 Bucket   2048     142       8        2394       0       8     307200        0
            THREAD   1776     141      30        6077       0       8     303696        0
              4096   4096      58       9        3308       0       2     274432        0
             tcpcb   1032       7     257         233       0     129     272448        0
             65536  65536       4       0           4       0       1     262144        0
             32768  32768       2       6        1907       0       1     262144        0
              2048   2048       2     112      105634       0       8     233472        0
             16384  16384       8       5        2359       0       1     212992        0
        sctp_raddr    736       6     269         214       0     133     202400        0
             g_bio    408       0     490      420054       0      31     199920        0
                16     16   11706     544       11885       0     254     196000        0
       FFS2 dinode    256     621     144        3671       0      62     195840        0
               128    128    1134     385       25382       0     126     194432        0
         MAP ENTRY     96    1415     559      192585       0     126     189504        0
                64     64    2680     155        2709       0     254     181440        0
         UMA Zones    768     222       4         222       0      16     173568        0
               256    256      58     617        8961       0      62     172800        0
              4096   4096      31       6          85       0       2     151552        0
                32     32    4397     265        5472       0     254     149184        0
              1024   1024     121      19         154       0      16     143360        0
             ripcb    488       3     285          91       0     140     140544        0
     udplite_inpcb    488       1     287        3946       0     140     140544        0
         tcp_inpcb    488       7     281         233       0     140     140544        0
         udp_inpcb    488       2     286         425       0     140     140544        0
         vmem btag     56    2158     349        2335       0     254     140392        0
             65536  65536       0       2         365       0       1     131072        0
             65536  65536       2       0           2       0       1     131072        0
             65536  65536       2       0         114       0       1     131072        0
         FFS inode    160     621     154        3672       0      62     124000        0
         64 Bucket    512     118     114       11620       0      30     118784        0
           tcp_log    408      12     268          17       0     140     114240        0
           VMSPACE   2536      34      11        3282       0       4     114120        0
        128 Bucket   1024      82      29         544       0      16     113664        0
               256    256     199     191       11847       0      62      99840        0
              PROC   1312      56      19        3303       0       8      98400        0
       S VFS Cache    108     644     220        4416       0     126      93312        0
               256    256     150     195        3693       0      62      88320        0
             unpcb    256      14     316        1473       0     156      84480        0
         filedesc0   1088      57      20        3304       0       8      83776        0
          UMA Kegs    384     208       7         208       0      30      82560        0
               256    256     108     192        4792       0      62      76800        0
               128    128     219     370        7765       0     126      75392        0
               128    128     302     256        2728       0     126      71424        0
              2048   2048       7      27         696       0       8      69632        0
                64     64     562     509        4597       0     254      68544        0
                64     64     514     557        1652       0     254      68544        0
             65536  65536       1       0           1       0       1      65536        0
               256    256     126     129        1626       0      62      65280        0
              2048   2048      11      17          23       0       8      57344        0
               512    512      78      34         198       0      30      57344        0
               512    512      18      94        8105       0      30      57344        0
                64     64     383     499       20321       0     254      56448        0
               128    128     167     267         540       0     126      55552        0
         32 Bucket    256      37     173        5266       0      62      53760        0
            clpbuf    832       0      64       65588       0      16      53248        0
              4096   4096       9       4         478       0       2      53248        0
              1024   1024      35      17         587       0      16      53248        0
              pipe    760      20      50        1744       0      16      53200        0
               256    256      13     182        7301       0      62      49920        0
               256    256       9     186        5826       0      62      49920        0
             16384  16384       3       0           3       0       1      49152        0
              2048   2048       7      17          30       0       8      49152        0
              2048   2048      10      14         769       0       8      49152        0
               512    512      44      52        1066       0      30      49152        0
               512    512      54      42         100       0      30      49152        0
             Files     80     204     396       23906       0     126      48000        0
        sctp_chunk    152       7     305           7       0     156      47424        0
               512    512      74      14         395       0      30      45056        0
                64     64     170     523        3449       0     254      44352        0
               128    128     133     208        6480       0     126      43648        0
               128    128      84     257        1270       0     126      43648        0
               256    256      35     130          97       0      62      42240        0
              8192   8192       3       2           9       0       1      40960        0
             selfd     64     133     497       24950       0     254      40320        0
                64     64      69     561         748       0     254      40320        0
               128    128      40     270         153       0     126      39680        0
     routing nhops    256      14     136         125       0      62      38400        0
              2048   2048       1      17        1990       0       8      36864        0
              1024   1024       8      28         245       0      16      36864        0
              1024   1024       1      35        2358       0      16      36864        0
              1024   1024       1      35          25       0      16      36864        0
           64 pcpu      8    3966     642        6062       0     254      36864        0
          ksiginfo    112      60     264         147       0     126      36288        0
                64     64      11     556          91       0     254      36288        0
                64     64      43     524         258       0     254      36288        0
          8 Bucket     80      75     375      242517       0     126      36000        0
             NAMEI   1024       0      32       33198       0      16      32768        0
             32768  32768       1       0           1       0       1      32768        0
             16384  16384       2       0           3       0       1      32768        0
              8192   8192       4       0          32       0       1      32768        0
              8192   8192       4       0          85       0       1      32768        0
               512    512       1      63          25       0      30      32768        0
               512    512       2      62         122       0      30      32768        0
          4 Bucket     48       5     667       12518       0     254      32256        0
           rtentry    200      32     128         125       0      62      32000        0
         TURNSTILE    136     172      59         172       0      62      31416        0
           ttyoutq    256      72      48         160       0      62      30720        0
       tcp_bbr_pcb    832       1      35          28       0      16      29952        0
              4096   4096       3       4        2263       0       2      28672        0
     mt_stats_zone     64     438      10         438       0     254      28672        0
           pf tags    104       0     273          14       0     126      28392        0
        sctp_laddr     48       8     580         202       0     254      28224        0
                32     32     360     522       12168       0     254      28224        0
         16 Bucket    144      63     133      159591       0      62      28224        0
        SLEEPQUEUE     88     172     148         172       0     126      28160        0
             KNOTE    160      27     148       42376       0      62      28000        0
            ttyinq    160     135      40         300       0      62      28000        0
              8192   8192       3       0           5       0       1      24576        0
              8192   8192       3       0           3       0       1      24576        0
          rl_entry     40      85     521          85       0     254      24240        0
sctp_stream_msg_out    112       1     215           6       0     188      24192        0
               PWD     32      19     737        2213       0     254      24192        0
      vtnet_tx_hdr     24       0    1002      313234       0     254      24048        0
        sctp_readq    152       1     155           1       0     156      23712        0
       Mountpoints   2816       2       6           2       0       4      22528        0
           DIRHASH   1024      18       2          34       0      16      20480        0
              1024   1024      19       1          19       0      16      20480        0
             udpcb     32       3     627        4371       0     254      20160        0
                32     32      98     532        1168       0     254      20160        0
                32     32     101     529        3310       0     254      20160        0
                32     32      60     570        5011       0     254      20160        0
          2 Bucket     32      48     582       21802       0     254      20160        0
          procdesc    136       3     142          30       0      62      19720        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
              4096   4096       0       4        1041       0       2      16384        0
              1024   1024      16       0          16       0      16      16384        0
               ipq     56       0     288           1       0     254      16128        0
             rentr     24       0     668          22       0     254      16032        0
           mt_zone     24     438     230         438       0     254      16032        0
                16     16     258     742         675       0     254      16000        0
        KMAP ENTRY     96      12     153          12       0     126      15840        0
               MAP    216       2      69           2       0      62      15336        0
              4096   4096       3       0           6       0       2      12288        0
              1024   1024       4       8         275       0      16      12288        0
                32     32       3     375          35       0     254      12096        0
                32     32      26     352         809       0     254      12096        0
                32     32      38     340        2653       0     254      12096        0
                16     16      11     739         627       0     254      12000        0
                16     16      31     719        1789       0     254      12000        0
                16     16      60     690        2789       0     254      12000        0
                16     16     193     557        1245       0     254      12000        0
                16     16      14     736          36       0     254      12000        0
                16     16      17     733       23948       0     254      12000        0
            cpuset    104       7      86           7       0     126       9672        0
              2048   2048       2       2           2       0       8       8192        0
 epoch_record pcpu    256       4      12           4       0      62       4096        0
              2048   2048       1       1          13       0       8       4096        0
         hostcache     96       1      41           1       0     188       4032        0
       UMA Slabs 1    176       9      13           9       0      62       3872        0
              vmem   1856       1       1           1       0       8       3712        0
          int pcpu      4      34     478          34       0     254       2048        0
           SMR CPU     32       1      62           1       0     254       2016        0
        SMR SHARED     24       1      62           1       0     254       1512        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       0          0        0
pf table entry counters     64       0       0           0       0     254          0        0
   pf source nodes    136       0       0           0       0     156          0        0
     pf state keys     88       0       0           0       0     126          0        0
         pf states    296       0       0           0       0     140          0        0
          pf mtags     48       0       0           0       0     254          0        0
    IPsec SA lft_c     16       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
      tcp_log_node    120       0       0           0       0     126          0        0
    tcp_log_bucket    184       0       0           0       0      62          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
          syncache    168       0       0           4       0     156          0        0
             tcptw     88       0       0           0       0     188          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
         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     125          0        0
     mbuf_jumbo_9k   9216       0       0           0       0     125          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      37          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           8       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         112       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
              4096   4096       0       0           1       0       2          0        0
            fakepg    104       0       0           0       0     126          0        0
          UMA Hash    256       0       0           0       0      62          0        0

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2020/05/18 01:13 freebsd b8c57b4bc0a7 37bccd4e console log report ci-freebsd-main
* Struck through repros no longer work on HEAD.