syzbot


Fatal trap 9: general protection fault in udp6_common_ctlinput (2)

Status: auto-closed as invalid on 2021/03/07 06:36
Reported-by: syzbot+92888542805b029da0e0@syzkaller.appspotmail.com
First crash: 914d, last: 914d
Similar bugs (1)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
freebsd Fatal trap 9: general protection fault in udp6_common_ctlinput 1 1386d 1386d 0/2 auto-closed as invalid on 2019/11/21 05:10

Sample crash report:
Fatal trap 9: general protection fault while in kernel mode
06:35:31 executing program 1:
r0 = socket$inet6_sctp(0x1c, 0x1, 0x84)
connectat(0xffffffffffffff9c, r0, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x1, 0x0, @remote={0xfe, 0x80, [], 0x0}}, 0x1c)
getsockopt$inet6_sctp_SCTP_CONTEXT(r0, 0x84, 0x1a, &(0x7f0000000340), &(0x7f0000000380)=0x8)

cpuid = 1; apic id = 01
instruction pointer	= 0x20:0xffffffff813d13e2
stack pointer	        = 0x28:0xfffffe0051fe66c0
frame pointer	        = 0x28:0xfffffe0051fe6720
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		= 4675 (ifconfig)
trap number		= 9
panic: general protection fault
cpuid = 1
time = 1607322931
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe0051fe6390
vpanic() at vpanic+0x1c7/frame 0xfffffe0051fe63f0
panic() at panic+0x43/frame 0xfffffe0051fe6450
trap_fatal() at trap_fatal+0x4cd/frame 0xfffffe0051fe64d0
trap() at trap+0xf7/frame 0xfffffe0051fe65f0
calltrap() at calltrap+0x8/frame 0xfffffe0051fe65f0
--- trap 0x9, rip = 0xffffffff813d13e2, rsp = 0xfffffe0051fe66c0, rbp = 0xfffffe0051fe6720 ---
udp6_common_ctlinput() at udp6_common_ctlinput+0x22/frame 0xfffffe0051fe6720
pfctlinput() at pfctlinput+0x5e/frame 0xfffffe0051fe6760
if_up() at if_up+0x4d/frame 0xfffffe0051fe67a0
ifhwioctl() at ifhwioctl+0x16b0/frame 0xfffffe0051fe68a0
ifioctl() at ifioctl+0x4e6/frame 0xfffffe0051fe6970
kern_ioctl() at kern_ioctl+0x3cd/frame 0xfffffe0051fe69e0
sys_ioctl() at sys_ioctl+0x265/frame 0xfffffe0051fe6ab0
amd64_syscall() at amd64_syscall+0x247/frame 0xfffffe0051fe6bf0
fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe0051fe6bf0
--- syscall (54, FreeBSD ELF64, sys_ioctl), rip = 0x8004882ca, rsp = 0x7fffffffe318, rbp = 0x7fffffffe370 ---
KDB: enter: panic
[ thread pid 4675 tid 102209 ]
Stopped at      kdb_enter+0x67: movq    $0,0x1471976(%rip)
db> set $lines = 0
db> set $maxwidth = 0
db> show registers
cs                        0x20
ds                        0x3b
es                        0x3b
fs                        0x13
gs                        0x1b
ss                        0x28
rax                       0x12
rcx         0xffffffff810f6a20  vprintf+0x140
rdx                        0x1
rbx                          0
rsp         0xfffffe0051fe6370
rbp         0xfffffe0051fe6390
rsi                          0
rdi         0xffffffff810f6a56  vprintf+0x176
r8                           0
r9                  0xffffffff
r10                          0
r11         0xfffffe0094e9a110
r12         0xffffffff820671c0  ddb_dbbe
r13                          0
r14         0xffffffff8197df02
r15         0xffffffff8197df02
rip         0xffffffff810ead87  kdb_enter+0x67
rflags                    0x82
kdb_enter+0x67: movq    $0,0x1471976(%rip)
db> show proc
Process 4675 (ifconfig) at 0xfffff8001ca26a50:
 state: NORMAL
 uid: 0  gids: 0
 parent: pid 4674 at 0xfffff8001cf18528
 ABI: FreeBSD ELF64
 arguments: /sbin/ifconfig -n tap1 inet alias 0.0.0.0 netmask 255.0.0.0 broadcast 255.255.255.255 up
 reaper: 0xfffff80004454528 reapsubtree: 1
 sigparent: 20
 vmspace: 0xfffffe0094e3d3e0
   (map 0xfffffe0094e3d3e0)
   (map.pmap 0xfffffe0094e3d4a0)
   (pmap 0xfffffe0094e3d500)
 threads: 1
102209                   Run     CPU 1                       ifconfig
db> ps
  pid  ppid  pgrp   uid  state   wmesg   wchan               cmd
 4675  4674   436     0  R       CPU 1                       ifconfig
 4674  4670   436     0  S       wait    0xfffff8001cf18528  sh
 4673     1  4673     0  Ss      select  0xfffff8001cf6d4c0  dhclient
 4670  4661   436     0  S       wait    0xfffff8001ced4a50  dhclient
 4661   436   436     0  S       wait    0xfffff8001cf18a50  sh
 4651   813   813     0  R       (threaded)                  syz-executor.3
100159                   RunQ                                syz-executor.3
106201                   S       connec  0xfffff8001cf09bf0  syz-executor.3
106203                   S       uwait   0xfffff8001ca09180  syz-executor.3
 4650   776   776     0  R       (threaded)                  syz-executor.0
102744                   RunQ                                syz-executor.0
106200                   S       connec  0xfffff8001ce8e0e0  syz-executor.0
106202                   S       uwait   0xfffff8001caa1d00  syz-executor.0
 4649   781   781     0  R       (threaded)                  syz-executor.2
100137                   RunQ                                syz-executor.2
106197                   S       select  0xfffff8001cbf9cc0  syz-executor.2
106198                   S       uwait   0xfffff8001c9ac980  syz-executor.2
 3471     1  3471    65  Ss      select  0xfffff8001cf6dcc0  dhclient
 2886     1  2886     0  Ss      select  0xfffff8001caa1540  dhclient
 2883     1  2883     0  Ss      select  0xfffff8001caa11c0  dhclient
 2860     1  2860    65  Ss      select  0xfffff8001cbf9b40  dhclient
 2245     1  2245     0  Ss      select  0xfffff8001cbf97c0  dhclient
 2242     1  2242     0  Ss      select  0xfffff8001cbf9640  dhclient
 1528     1  1528    65  Ss      select  0xfffff8001c27d540  dhclient
  821     1   821     0  Ss      select  0xfffff8001c27d340  dhclient
  813   774   813     0  Rs                                  syz-executor.3
  811     1   811     0  Ss      select  0xfffff8001c4fb440  dhclient
  781   774   781     0  Rs                                  syz-executor.2
  776   774   776     0  Rs                                  syz-executor.0
  774   772   772     0  R       (threaded)                  syz-fuzzer
100105                   S       uwait   0xfffff80004e0d300  syz-fuzzer
100106                   RunQ                                syz-fuzzer
100107                   S       uwait   0xfffff8001c4fbd00  syz-fuzzer
100108                   S       uwait   0xfffff8001c4fbe00  syz-fuzzer
100109                   S       uwait   0xfffff8001c4fbf00  syz-fuzzer
100110                   Run     CPU 0                       syz-fuzzer
100111                   S       kqread  0xfffff80004ec1b00  syz-fuzzer
100112                   S       uwait   0xfffff80004eab180  syz-fuzzer
100113                   S       uwait   0xfffff80004e0d500  syz-fuzzer
  772   770   772     0  Ss      pause   0xfffff80004b140b0  csh
  770   694   770     0  Ss      select  0xfffff8001c4fb7c0  sshd
  754     1   754     0  Rs+                                 getty
  753     1   753     0  Ss+     ttyin   0xfffff80004b640b0  getty
  752     1   752     0  Ss+     ttyin   0xfffff80004b644b0  getty
  751     1   751     0  Ss+     ttyin   0xfffff80004b648b0  getty
  750     1   750     0  Ss+     ttyin   0xfffff80004b64cb0  getty
  749     1   749     0  Ss+     ttyin   0xfffff80004b6d0b0  getty
  748     1   748     0  Ss+     ttyin   0xfffff80004b6d4b0  getty
  747     1   747     0  Ss+     ttyin   0xfffff80004b6d8b0  getty
  746     1   746     0  Ss+     ttyin   0xfffff80004b6dcb0  getty
  698     1   698     0  Ss      nanslp  0xffffffff8252fea1  cron
  694     1   694     0  Ss      select  0xfffff80004eab3c0  sshd
  507     1   507     0  Ss      select  0xfffff80004eab540  syslogd
  436     1   436     0  Ss      wait    0xfffff80004e7da50  devd
  435     1   435    65  Ss      select  0xfffff80004eab6c0  dhclient
  350     1   350     0  Ss      select  0xfffff80004eab940  dhclient
  347     1   347     0  Ss      select  0xfffff80004e0d740  dhclient
   23     0     0     0  DL      vlruwt  0xfffff80004d09a50  [vnlru]
   22     0     0     0  DL      syncer  0xffffffff8261d238  [syncer]
   21     0     0     0  DL      (threaded)                  [bufdaemon]
100070                   D       qsleep  0xffffffff8261c300  [bufdaemon]
100075                   D       -       0xffffffff8200ac80  [bufspacedaemon-0]
100084                   D       sdflush 0xfffff800043408e8  [/ worker]
   20     0     0     0  DL      psleep  0xffffffff826437c8  [vmdaemon]
   19     0     0     0  DL      (threaded)                  [pagedaemon]
100068                   D       psleep  0xffffffff82637c38  [dom0]
100076                   D       launds  0xffffffff82637c44  [laundry: dom0]
100077                   D       umarcl  0xffffffff814f7940  [uma]
   18     0     0     0  DL      -       0xffffffff82364278  [rand_harvestq]
   17     0     0     0  DL      waiting 0xffffffff82d96818  [sctp_iterator]
   16     0     0     0  DL      pftm    0xffffffff82b9f390  [pf purge]
   15     0     0     0  DL      -       0xffffffff8261b8dc  [soaiod4]
    9     0     0     0  DL      -       0xffffffff8261b8dc  [soaiod3]
    8     0     0     0  DL      -       0xffffffff8261b8dc  [soaiod2]
    7     0     0     0  DL      -       0xffffffff8261b8dc  [soaiod1]
    6     0     0     0  DL      (threaded)                  [cam]
100034                   D       -       0xffffffff8223bfc0  [doneq0]
100067                   D       -       0xffffffff8223be90  [scanner]
    5     0     0     0  DL      crypto_ 0xfffff80004348c90  [crypto returns 1]
    4     0     0     0  DL      crypto_ 0xfffff80004348c30  [crypto returns 0]
    3     0     0     0  DL      crypto_ 0xffffffff82635130  [crypto]
   14     0     0     0  DL      seqstat 0xfffff800044e1488  [sequencer 00]
   13     0     0     0  DL      (threaded)                  [geom]
100025                   D       -       0xffffffff8250f720  [g_event]
100026                   D       -       0xffffffff8250f728  [g_up]
100027                   D       -       0xffffffff8250f730  [g_down]
    2     0     0     0  DL      (threaded)                  [KTLS]
100018                   D       -       0xfffff800044a6300  [thr_0]
100019                   D       -       0xfffff800044a6380  [thr_1]
   12     0     0     0  WL      (threaded)                  [intr]
100011                   I                                   [swi5: fast taskq]
100014                   I                                   [swi6: task queue]
100015                   I                                   [swi6: Giant taskq]
100020                   I                                   [swi1: netisr 0]
100021                   I                                   [swi4: clock (0)]
100022                   I                                   [swi4: clock (1)]
100023                   I                                   [swi3: vm]
100035                   I                                   [irq24: virtio_pci0]
100036                   I                                   [irq25: virtio_pci0]
100037                   I                                   [irq26: virtio_pci0]
100038                   I                                   [irq27: virtio_pci0]
100039                   I                                   [irq28: virtio_pci1]
100040                   I                                   [irq29: virtio_pci1]
100041                   I                                   [irq30: virtio_pci1]
100042                   I                                   [irq31: virtio_pci1]
100043                   I                                   [irq32: virtio_pci1]
100048                   I                                   [irq10: virtio_pci2]
100050                   I                                   [irq1: atkbd0]
100051                   I                                   [irq12: psm0]
100052                   I                                   [swi0: uart uart++]
100060                   I                                   [swi1: pf send]
100073                   I                                   [swi1: hpts]
100074                   I                                   [swi1: hpts]
   11     0     0     0  RL      (threaded)                  [idle]
100003                   CanRun                              [idle: cpu0]
100004                   CanRun                              [idle: cpu1]
    1     0     1     0  SLs     wait    0xfffff80004454528  [init]
   10     0     0     0  DL      audit_w 0xffffffff82635650  [audit]
    0     0     0     0  DLs     (threaded)                  [kernel]
100000                   D       swapin  0xffffffff8250fcb0  [swapper]
100005                   D       -       0xfffff800044a3e00  [if_io_tqg_0]
100006                   D       -       0xfffff800044a3d00  [if_io_tqg_1]
100007                   D       -       0xfffff800044a3c00  [if_config_tqg_0]
100008                   D       -       0xfffff800044a3b00  [softirq_0]
100009                   D       -       0xfffff800044a3a00  [softirq_1]
100010                   D       -       0xfffff80004342200  [in6m_free taskq]
100012                   D       -       0xfffff8000449fd00  [kqueue_ctx taskq]
100013                   D       -       0xfffff8000449fb00  [inm_free taskq]
100016                   D       -       0xfffff8000449f500  [aiod_kick taskq]
100017                   D       -       0xfffff8000449f300  [thread taskq]
100024                   D       -       0xfffff80004494a00  [firmware taskq]
100029                   D       -       0xfffff80004494300  [crypto_0]
100030                   D       -       0xfffff80004494300  [crypto_1]
100044                   D       -       0xfffff800044b2300  [vtnet0 rxq 0]
100045                   D       -       0xfffff800044b2200  [vtnet0 txq 0]
100046                   D       -       0xfffff800044b2100  [vtnet0 rxq 1]
100047                   D       -       0xfffff800044b2000  [vtnet0 txq 1]
100049                   D       vtbslp  0xfffff8000469e700  [virtio_balloon]
100053                   D       -       0xfffff800048d0e00  [mca taskq]
100058                   D       -       0xffffffff81d26671  [deadlkres]
100062                   D       -       0xfffff80004b75d00  [acpi_task_0]
100063                   D       -       0xfffff80004b75d00  [acpi_task_1]
100064                   D       -       0xfffff80004b75d00  [acpi_task_2]
100066                   D       -       0xfffff800044b2b00  [CAM taskq]
db> show all locks
db> show malloc
              Type        InUse        MemUse     Requests
           pf_hash            5        11524K            5
            devbuf         4216         4339K         4244
          tcp_hpts            5         3201K            5
             vtbuf           24         1968K           46
         sysctloid        29250         1714K        29315
              kobj          337         1348K          498
            newblk            5         1025K         9379
          vfscache            3         1025K            3
               pcb          249          789K         5748
          inodedep           18          519K         6489
         ufs_quota            1          512K            1
          vfs_hash            1          512K            1
           callout            2          512K            2
              intr            4          472K            4
           subproc          145          283K         4758
            acpica         1674          184K        54318
         vnet_data            1          168K            1
           tidhash            3          141K            3
           pagedep           20          133K         8626
        tfo_ccache            1          128K            1
         sctp_stro          112          112K         1135
               sem            4          106K            4
            DEVFS1          105          105K          122
          filedesc           14          105K         7486
            linker          254           97K          303
         sctp_atcl          224           84K         3766
               bus          994           81K         3318
          mtx_pool            2           72K            2
               BPF           38           71K           54
          syncache            1           68K            1
          acpitask            1           64K            1
       ddb_capture            1           64K            1
            module          509           64K          509
              umtx          360           45K          360
           kdtrace          214           42K        10881
              temp           36           35K         2906
         hostcache            1           32K            1
               shm            1           32K           48
            DEVFS3          124           31K          134
               msg            4           30K            4
              vmem            3           26K            5
        gtaskqueue           18           26K           18
            kbdmux            6           22K            6
            ifaddr           74           22K           82
        DEVFS_RULE           56           20K           56
         ufs_mount            5           17K            6
              proc            3           17K            3
               tty           16           16K           16
           ithread           99           16K           99
         sctp_atky          336           14K         5179
            bus-sc           31           14K         1555
            KTRACE          100           13K          100
           lltable           41           13K          121
             ifnet            7           13K            7
              kenv           92           12K           92
      eventhandler          125           11K          125
       ether_multi          124           10K          266
              GEOM           60           10K          489
              rman           82           10K          423
         sctp_timw           33            9K           33
         bmsafemap            2            9K         4619
              UART           12            9K           12
           devstat            4            9K            4
               rpc            2            8K            2
             shmfd            1            8K            1
       pfs_vncache            1            8K            1
         pfs_nodes           20            8K           20
     audit_evclass          233            8K          291
         in6_multi           55            8K          107
          routetbl           31            7K          160
            kqueue           65            7K         4744
            sglist            5            7K            5
           CAM DEV            3            6K          510
            plimit           23            6K          544
              cred           23            6K          398
          pf_ifnet           14            6K           57
         CAM queue            5            6K         1528
         taskqueue           48            6K           48
       ufs_dirhash           24            5K           24
                vt           11            5K           11
               UMA          254            5K          254
          pf_table            2            4K           33
           memdesc            1            4K            1
               MCA           32            4K           32
           session           32            4K           55
              pgrp           32            4K           55
             evdev            4            4K            4
           pwddesc           63            4K         4676
            DEVFSP           59            4K          138
             lockf           33            4K         1119
         sctp_athm          224            4K         3956
          sctp_map          224            4K         2182
             hhook           13            4K           13
             selfd           49            4K        58632
          kcovinfo           48            3K          119
         proc-args           53            3K          730
          terminal           11            3K           11
           acpisem           22            3K           22
            select           19            3K          194
           uidinfo            3            3K           53
          sctp_ifa           16            2K           24
        local_apic            1            2K            1
           io_apic            1            2K            1
            diradd           16            2K         4319
         ipsec-saq            2            2K            2
            ip6ndp           12            2K           18
           CAM XPT           22            2K          543
            Unitno           25            2K           45
       ipsecpolicy            2            2K            2
          in_multi            5            2K           13
           acpidev           20            2K           20
               msi            9            2K            9
             clone            9            2K            9
               tun            7            2K            7
           softdep            1            1K            1
            sahead            1            1K            1
          secasvar            1            1K            1
             nhops            6            1K            8
       vnodemarker            2            1K          174
      NFSD session            1            1K            1
        CAM periph            4            1K          271
          sctp_ifn            6            1K           24
             ipsec            3            1K            3
               mld            6            1K            6
              igmp            6            1K            6
         toponodes            6            1K            6
            isadev            6            1K            6
             mount           16            1K           89
          pci_link           10            1K           10
           pf_osfp            6            1K            6
 encap_export_host           12            1K           12
          procdesc            5            1K           20
            crypto            3            1K            3
              pfil            4            1K            4
           CAM SIM            2            1K            2
              cdev            2            1K            2
         newdirblk            3            1K         3765
             mkdir            3            1K         7530
    chacha20random            1            1K            1
       inpcbpolicy           11            1K         1767
               osd            3            1K            9
            dirrem            1            1K         4266
            vnodes            1            1K           61
              ktls            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
            prison            6            1K            6
            soname            6            1K         6174
           pf_rule            1            1K           60
     CAM dev queue            2            1K            2
 CAM I/O Scheduler            1            1K            1
            apmdev            1            1K            1
          atkbddev            2            1K            2
          CAM path            4            1K         1034
          freework            1            1K         5641
           tcpfunc            2            1K            2
          pmchooks            1            1K            1
          nexusdev            5            1K            5
          sctp_vrf            1            1K            1
         sctp_aadr            1            1K          142
           entropy            2            1K           47
              vnet            1            1K            1
               pmc            1            1K            1
          filecaps            4            1K          114
          acpiintr            1            1K            1
              cpus            2            1K            2
    vnet_data_free            1            1K            1
           Per-cpu            1            1K            1
          p1003.1b            1            1K            1
        sctp_mcore            0            0K            0
        sctp_socko            0            0K         1673
         sctp_iter            0            0K           28
         sctp_mvrf            0            0K            0
         sctp_cpal            0            0K            7
         sctp_cmsg            0            0K            0
         sctp_stre            0            0K            0
         sctp_athi            0            0K            0
         sctp_a_it            0            0K           21
         sctp_stri            0            0K          502
           pf_altq            0            0K            0
           pf_temp            0            0K            0
            nvlist            0            0K            0
          SCSI ENC            0            0K            0
           SCSI sa            0            0K            0
        madt_table            0            0K            2
          smartpqi            0            0K            0
         scsi_pass            0            0K            0
         ciss_data            0            0K            0
            pvscsi            0            0K            0
           ath_hal            0            0K            0
            athdev            0            0K            0
           ata_pci            0            0K            0
           ata_dma            0            0K            0
       ata_generic            0            0K            0
              iavf            0            0K            0
               ixl            0            0K            0
               amr            0            0K            0
           scsi_da            0            0K           69
            ata_da            0            0K            0
           scsi_ch            0            0K            0
           scsi_cd            0            0K            0
            USBdev            0            0K            0
        ice-resmgr            0            0K            0
         ice-osdep            0            0K            0
               ice            0            0K            0
             axgbe            0            0K            0
       fpukern_ctx            0            0K            0
               USB            0            0K            0
          xen_intr            0            0K            0
       AHCI driver            0            0K            0
               agp            0            0K            0
           xen_hvm            0            0K            0
         legacydrv            0            0K            0
            qpidrv            0            0K            0
      dmar_idpgtbl            0            0K            0
          dmar_dom            0            0K            0
          dmar_ctx            0            0K            0
           nvme_da            0            0K            0
           acpipwr            0            0K            0
              isci            0            0K            0
      iommu_dmamap            0            0K            0
            twsbuf            0            0K            0
     hyperv_socket            0            0K            0
           bxe_ilt            0            0K            0
            xenbus            0            0K            0
      twe_commands            0            0K            0
      twa_commands            0            0K            0
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db> show uma
              Zone   Size    Used    Free    Requests  Sleeps  Bucket  Total Mem    XFree
      mbuf_cluster   2048    9713       1        9713       0     254   19894272        0
              pbuf   2632       0     973           0       0       2    2560936        0
       mbuf_packet    256    8245    1340       67229       0     254    2453760        0
        RADIX NODE    144    4775    9418      227591       0      62    2043792        0
          BUF TRIE    144     183   13285       16433       0      62    1939392        0
        malloc-384    384    4139      11        4160       0      30    1593600        0
       malloc-4096   4096     337       1         498       0       2    1384448        0
        malloc-128    128   10541      30       11558       0     126    1353088        0
   mbuf_jumbo_page   4096       0     166        2209       0     254     679936        0
       UMA Slabs 0    112    6010      35        6010       0     126     677040        0
         FFS inode   1128     530      16        4864       0       8     615888        0
       tcp_bbr_map    128       0    3937       58372       0     126     503936        0
         VM OBJECT    264    1327      83       71296       0      30     372240        0
              mbuf    256     638     772      278804       0     254     360960        0
      malloc-65536  65536       0       5         231       0       1     327680        0
            THREAD   1792     150      30        6204       0       8     322560        0
             VNODE    488     567      81        4903       0      30     316224        0
        256 Bucket   2048     133      15        6432       0       8     303104        0
       malloc-4096   4096      66       5        5314       0       2     290816        0
       malloc-2048   2048     113      17       23281       0       8     266240        0
         sctp_asoc   2288     112       3        1091       0     254     263120        0
      malloc-65536  65536       4       0           4       0       1     262144        0
      malloc-65536  65536       3       1          11       0       1     262144        0
            DEVCTL   1024       1     211         135       0       0     217088        0
      malloc-16384  16384       7       6        3740       0       1     212992        0
        malloc-256    256      81     729        9615       0      62     207360        0
         malloc-16     16   12458     292       14508       0     254     204000        0
         malloc-64     64    3010     140        3595       0     254     201600        0
      malloc-32768  32768       0       6        1885       0       1     196608        0
         MAP ENTRY     96    1632     342      271678       0     126     189504        0
         UMA Zones    768     226       3         226       0      16     175872        0
       malloc-4096   4096      35       6          54       0       2     167936        0
       FFS2 dinode    256     530     115        4863       0      62     165120        0
         malloc-32     32    4536     504       10079       0     254     161280        0
            socket    944      37     131        6014       0     254     158592        0
        malloc-128    128    1131      78       25321       0     126     154752        0
           sctp_ep   1280     112       8        2302       0     254     153600        0
       S VFS Cache    104    1023     303        5478       0     126     137904        0
      malloc-65536  65536       0       2         145       0       1     131072        0
      malloc-65536  65536       0       2           4       0       1     131072        0
      malloc-65536  65536       2       0           2       0       1     131072        0
           VMSPACE   2544      40      11        4662       0       4     129744        0
         vmem btag     56    2183     109        2183       0     254     128352        0
       malloc-1024   1024     117       7         135       0      16     126976        0
       malloc-1024   1024     114       6        1115       0      16     122880        0
             g_bio    408       0     290       81077       0      30     118320        0
          ksiginfo    112      66     978         218       0     126     116928        0
             tcpcb   1048       4     106        1175       0     254     115280        0
        128 Bucket   1024      77      34        1510       0      16     113664        0
        sctp_raddr    736     116      38        2015       0     254     113344        0
        malloc-384    384     277       3        3819       0      30     107520        0
              PROC   1320      62      19        4675       0       8     106920        0
         64 Bucket    512     173      19        8592       0      30      98304        0
        malloc-256    256     226     134       16590       0      62      92160        0
         filedesc0   1072      63      21        4676       0       8      90048        0
            clpbuf   2632       0      32          80       0      16      84224        0
          UMA Kegs    384     212       1         212       0      30      81792        0
        malloc-256    256     153     162       12115       0      62      80640        0
        sctp_chunk    152      98     422        2296       0     254      79040        0
        malloc-128    128     312     277        4409       0     126      75392        0
       malloc-8192   8192       6       3          34       0       1      73728        0
      malloc-32768  32768       2       0           2       0       1      65536        0
         malloc-64     64     595     413       64357       0     254      64512        0
        malloc-128    128     137     297       12918       0     126      55552        0
         tcp_inpcb    488       4     108        1175       0     254      54656        0
        malloc-384    384      17     123        6488       0      30      53760        0
        malloc-256    256     124      86        6607       0      62      53760        0
         malloc-64     64     260     559        9646       0     254      52416        0
        malloc-128    128     149     254        4475       0     126      51584        0
         32 Bucket    256      63     132        8233       0      62      49920        0
      malloc-16384  16384       3       0           3       0       1      49152        0
      malloc-16384  16384       2       1           5       0       1      49152        0
       malloc-2048   2048       9      13         516       0       8      45056        0
         malloc-64     64     524     169        1625       0     254      44352        0
        malloc-384    384     102       8         440       0      30      42240        0
        malloc-256    256      36     129       14006       0      62      42240        0
              pipe    744      19      31         801       0      16      37200        0
           DIRHASH   1024      34       2          34       0      16      36864        0
             NAMEI   1024       0      36       32956       0      16      36864        0
            pcpu-8      8    4280     328        4922       0     254      36864        0
             Files     80     205     245       18954       0     126      36000        0
        malloc-256    256      49      86         342       0      62      34560        0
      malloc-32768  32768       1       0           1       0       1      32768        0
      malloc-32768  32768       0       1         126       0       1      32768        0
       malloc-8192   8192       2       2           7       0       1      32768        0
       malloc-8192   8192       3       1           5       0       1      32768        0
       malloc-8192   8192       2       2         116       0       1      32768        0
       malloc-2048   2048       4      12         122       0       8      32768        0
           pcpu-64     64     452      60         452       0     254      32768        0
       malloc-4096   4096       4       3          11       0       2      28672        0
         TURNSTILE    136     181      29         181       0      62      28560        0
         malloc-64     64     310     131       17270       0     254      28224        0
             KNOTE    160      22     153       35553       0      62      28000        0
          8 Bucket     80      45     305        1972       0     126      28000        0
        malloc-256    256      65      40         689       0      62      26880        0
       malloc-8192   8192       3       0           3       0       1      24576        0
       malloc-2048   2048       5       7          48       0       8      24576        0
               PWD     32      20     736        3813       0     254      24192        0
         malloc-32     32     520     236        3954       0     254      24192        0
            ttyinq    160     135      15         300       0      62      24000        0
        malloc-128    128     142      44         570       0     126      23808        0
             unpcb    256      20      70        1859       0     254      23040        0
           ttyoutq    256      72      18         160       0      62      23040        0
        malloc-384    384      22      38         173       0      30      23040        0
        malloc-256    256      62      28         703       0      62      23040        0
       malloc-4096   4096       3       2           7       0       2      20480        0
       malloc-4096   4096       1       4        3935       0       2      20480        0
       malloc-2048   2048       6       4         262       0       8      20480        0
       malloc-1024   1024      18       2          18       0      16      20480        0
          2 Bucket     32      64     566        1449       0     254      20160        0
       Mountpoints   2752       2       5           2       0       4      19264        0
        SLEEPQUEUE     88     181      11         181       0     126      16896        0
      malloc-16384  16384       1       0           1       0       1      16384        0
      malloc-16384  16384       0       1         153       0       1      16384        0
      malloc-16384  16384       1       0           1       0       1      16384        0
       malloc-8192   8192       2       0           2       0       1      16384        0
       malloc-8192   8192       2       0           2       0       1      16384        0
       malloc-2048   2048       7       1           7       0       8      16384        0
       malloc-1024   1024       6      10        1450       0      16      16384        0
       malloc-1024   1024      14       2          14       0      16      16384        0
        malloc-512    512      10      22          29       0      30      16384        0
         16 Bucket    144      58      54         558       0      62      16128        0
      vtnet_tx_hdr     24       0     668      158343       0     254      16032        0
        malloc-128    128      60      64        3308       0     126      15872        0
             ripcb    488       4      28         103       0     254      15616        0
     udplite_inpcb    488       0      32         179       0     254      15616        0
         udp_inpcb    488       3      29         310       0     254      15616        0
        malloc-384    384      27      13          35       0      30      15360        0
       tcp_bbr_pcb    832       0      18         202       0      16      14976        0
       malloc-2048   2048       3       3         194       0       8      12288        0
        malloc-512    512       1      23         119       0      30      12288        0
        malloc-512    512       0      24         498       0      30      12288        0
           rtentry    176      29      40          48       0      62      12144        0
         malloc-64     64     148      41        1667       0     254      12096        0
          4 Bucket     48       7     245         168       0     254      12096        0
        sctp_readq    152       0      78         277       0     254      11856        0
     routing nhops    256      26      19          59       0      62      11520        0
       malloc-8192   8192       1       0           1       0       1       8192        0
       malloc-4096   4096       1       1           3       0       2       8192        0
       malloc-2048   2048       1       3         133       0       8       8192        0
       malloc-1024   1024       2       6           2       0      16       8192        0
       malloc-1024   1024       4       4         212       0      16       8192        0
       malloc-1024   1024       3       5          19       0      16       8192        0
        malloc-512    512       2      14         520       0      30       8192        0
        malloc-512    512       3      13          47       0      30       8192        0
        malloc-512    512       2      14         174       0      30       8192        0
        malloc-512    512       8       8           8       0      30       8192        0
          rl_entry     40      84     118          84       0     254       8080        0
sctp_stream_msg_out    112      52      20         385       0     254       8064        0
        sctp_laddr     48      21     147         594       0     254       8064        0
             udpcb     32       3     249         489       0     254       8064        0
         malloc-64     64      59      67         143       0     254       8064        0
         malloc-64     64       4     122        1150       0     254       8064        0
         malloc-32     32     102     150        1872       0     254       8064        0
         malloc-32     32      68     184        2266       0     254       8064        0
         malloc-32     32      60     192         950       0     254       8064        0
         malloc-32     32       4     248         118       0     254       8064        0
         malloc-32     32      30     222        2724       0     254       8064        0
         malloc-16     16      16     484          46       0     254       8000        0
         malloc-16     16      29     471        2569       0     254       8000        0
         malloc-16     16     282     218        4570       0     254       8000        0
         malloc-16     16     188     312        2642       0     254       8000        0
         malloc-16     16       8     492           8       0     254       8000        0
         malloc-16     16     256     244         275       0     254       8000        0
         malloc-16     16      27     473       24504       0     254       8000        0
        malloc-128    128      20      42         141       0     126       7936        0
      tcp_log_node    120       0      66           5       0     126       7920        0
              kenv    258       3      27        1020       0      30       7740        0
     FPU_save_area    832       1       8           1       0      16       7488        0
            cpuset    104       7      55           7       0     126       6448        0
 epoch_record pcpu    256       4      12           4       0      62       4096        0
        malloc-512    512       1       7           2       0      30       4096        0
           pcpu-16     16       7     249           7       0     254       4096        0
    tcp_log_bucket    176       0      23           1       0      62       4048        0
   sctp_asconf_ack     48       0      84           4       0     254       4032        0
         hostcache     96       2      40           2       0     254       4032        0
          syncache    168       0      24           4       0     254       4032        0
         malloc-32     32       8     118          89       0     254       4032        0
       UMA Slabs 1    176       8      14           8       0      62       3872        0
        malloc-384    384       1       9           1       0      30       3840        0
        malloc-384    384       1       9           1       0      30       3840        0
        KMAP ENTRY     96      12      27          12       0       0       3744        0
              vmem   1856       1       1           1       0       8       3712        0
           SMR CPU     32       2      61           2       0     254       2016        0
        SMR SHARED     24       2      61           2       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
       sctp_asconf     40       0       0           0       0     254          0        0
   pf state scrubs     40       0       0           0       0     254          0        0
   pf frag entries     40       0       0           0       0     254          0        0
          pf frags    248       0       0           0       0      62          0        0
  pf table entries    160       0       0           0       0      62          0        0
pf table entry counters     64       0       0           0       0     254          0        0
   pf source nodes    136       0       0           0       0     254          0        0
     pf state keys     88       0       0           0       0     126          0        0
         pf states    296       0       0           0       0       0          0        0
           pf tags    104       0       0           0       0     126          0        0
          pf mtags     48       0       0           0       0     254          0        0
    IPsec SA lft_c     16       0       0           0       0     254          0        0
           tcp_log    416       0       0           0       0     254          0        0
          tcpreass     48       0       0           0       0     254          0        0
tfo_ccache_entries     80       0       0           0       0     126          0        0
               tfo      4       0       0           0       0     254          0        0
          sackhole     32       0       0           0       0     254          0        0
             tcptw     88       0       0           0       0     254          0        0
               ipq     56       0       0           0       0     254          0        0
            itimer    352       0       0           0       0      30          0        0
            AIOLIO    272       0       0           0       0      30          0        0
             AIOCB    488       0       0           0       0      30          0        0
              AIOP     32       0       0           0       0     254          0        0
               AIO    208       0       0           0       0      62          0        0
        TMPFS node    224       0       0           0       0      62          0        0
           NCLNODE    592       0       0           0       0      16          0        0
     LTS VFS Cache    360       0       0           0       0      30          0        0
       L VFS Cache    320       0       0           0       0      30          0        0
     STS VFS Cache    144       0       0           0       0      62          0        0
    crypto_session     72       0       0           0       0     126          0        0
           cryptop    280       0       0           0       0      30          0        0
   IOMMU_MAP_ENTRY    120       0       0           0       0     126          0        0
      ktls_session    192       0       0           0       0      62          0        0
    mbuf_jumbo_16k  16384       0       0           0       0     254          0        0
     mbuf_jumbo_9k   9216       0       0           0       0     254          0        0
      audit_record   1280       0       0           0       0       8          0        0
         domainset     40       0       0           0       0     254          0        0
        MAC labels     40       0       0           0       0     254          0        0
            vnpbuf   2632       0       0           0       0      64          0        0
            mdpbuf   2632       0       0           0       0       3          0        0
           nfspbuf   2632       0       0           0       0      16          0        0
            swwbuf   2632       0       0           0       0       8          0        0
            swrbuf   2632       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
      malloc-65536  65536       0       0           0       0       1          0        0
      malloc-65536  65536       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-16384  16384       0       0           0       0       1          0        0
      malloc-16384  16384       0       0           0       0       1          0        0
       malloc-4096   4096       0       0           0       0       2          0        0
           pcpu-32     32       0       0           0       0     254          0        0
            pcpu-4      4       0       0           0       0     254          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 Manager Title
2020/12/07 06:35 freebsd c52fe71eb09e 57072f7b console log report ci-freebsd-i386
* Struck through repros no longer work on HEAD.