syzbot


panic: Most recently used by sctp_stro

Status: auto-closed as invalid on 2021/04/20 09:54
Reported-by: syzbot+5fc0448616ae8d1e0496@syzkaller.appspotmail.com
First crash: 1163d, last: 1163d

Sample crash report:
panic: Most recently used by sctp_stro

cpuid = 0
time = 1611136397
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe0051f0a5f0
vpanic() at vpanic+0x1c7/frame 0xfffffe0051f0a650
panic() at panic+0x43/frame 0xfffffe0051f0a6b0
mtrash_ctor() at mtrash_ctor+0xe5/frame 0xfffffe0051f0a6f0
item_ctor() at item_ctor+0x493/frame 0xfffffe0051f0a760
malloc() at malloc+0xe3/frame 0xfffffe0051f0a7c0
sctp_send_str_reset_req() at sctp_send_str_reset_req+0x40d/frame 0xfffffe0051f0a870
sctp_setopt() at sctp_setopt+0xa3a6/frame 0xfffffe0051f0a920
sctp_ctloutput() at sctp_ctloutput+0x22c/frame 0xfffffe0051f0a980
sosetopt() at sosetopt+0x101/frame 0xfffffe0051f0aa00
kern_setsockopt() at kern_setsockopt+0x150/frame 0xfffffe0051f0aa80
sys_setsockopt() at sys_setsockopt+0x33/frame 0xfffffe0051f0aab0
amd64_syscall() at amd64_syscall+0x247/frame 0xfffffe0051f0abf0
fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe0051f0abf0
--- syscall (198, FreeBSD ELF64, nosys), rip = 0x284cca, rsp = 0x7fffdfffdf08, rbp = 0x7fffdfffdf70 ---
KDB: enter: panic
[ thread pid 5781 tid 112127 ]
Stopped at      kdb_enter+0x67: movq    $0,0x1452e0e(%rip)
db> 
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         0xfffffe0098400000
rdx                    0x3ffff
rbx                          0
rsp         0xfffffe0051f0a5d0
rbp         0xfffffe0051f0a5f0
rsi                    0x40001
rdi         0xffffffff811186b6  vprintf+0x176
r8                           0
r9                  0xffffffff
r10                      0x903
r11         0xfffffe00953a1a10
r12         0xffffffff82067650  ddb_dbbe
r13                          0
r14         0xffffffff819b9268
r15         0xffffffff819b9268
rip         0xffffffff8110c977  kdb_enter+0x67
rflags                    0x86
kdb_enter+0x67: movq    $0,0x1452e0e(%rip)
db> show proc
Process 5781 (syz-executor.2) at 0xfffff800708a4000:
 state: NORMAL
 uid: 0  gids: 0, 0, 5
 parent: pid 814 at 0xfffff80018c1aa50
 ABI: FreeBSD ELF64
 flag: 0x10000080  flag2: 0
 arguments: /root/syz-executor.2
 reaper: 0xfffff80004489528 reapsubtree: 1
 sigparent: 20
 vmspace: 0xfffffe009539a3e0
   (map 0xfffffe009539a3e0)
   (map.pmap 0xfffffe009539a4a0)
   (pmap 0xfffffe009539a500)
 threads: 2
107419                   RunQ                                syz-executor.2
112127                   Run     CPU 0                       syz-executor.2
db> ps
  pid  ppid  pgrp   uid  state   wmesg   wchan               cmd
 5781   814   814     0  R       (threaded)                  syz-executor.2
107419                   RunQ                                syz-executor.2
112127                   Run     CPU 0                       syz-executor.2
 5779   819   819     0  R       (threaded)                  syz-executor.3
102919                   RunQ                                syz-executor.3
112115                   S       sbwait  0xfffff8005fbe6cd4  syz-executor.3
112117                   S       sbwait  0xfffff8005fb7e924  syz-executor.3
112118                   S       sbwait  0xfffff8005fb7e924  syz-executor.3
112121                   S       uwait   0xfffff80018f27e00  syz-executor.3
112123                   S       uwait   0xfffff80018dc8680  syz-executor.3
 5778  1615  1615     0  R       (threaded)                  syz-executor.0
108948                   RunQ                                syz-executor.0
112114                   S       sbwait  0xfffff8005fd3d924  syz-executor.0
112116                   S       sbwait  0xfffff8005fb7e1c4  syz-executor.0
112119                   S       lockf   0xfffff80018a46080  syz-executor.0
112120                   S       uwait   0xfffff80018f27b80  syz-executor.0
112122                   S       uwait   0xfffff80018a44c00  syz-executor.0
 5777  1934  1934     0  R       (threaded)                  syz-executor.1
107146                   RunQ                                syz-executor.1
112113                   RunQ                                syz-executor.1
112124                   RunQ                                syz-executor.1
112126                   RunQ                                syz-executor.1
 4133     1  4133    65  Ss      select  0xfffff80004ea1240  dhclient
 3582     1  3582     0  Ss      select  0xfffff80004ea1140  dhclient
 3579     1  3579     0  Ss      select  0xfffff80070665e40  dhclient
 3568     1  3568    65  Ss      select  0xfffff80070665cc0  dhclient
 3052     1  3052     0  Ss      select  0xfffff80070665f40  dhclient
 3049     1  3049     0  Ss      select  0xfffff80070665c40  dhclient
 3038     1  3038    65  Ss      select  0xfffff80070665dc0  dhclient
 2474     1  2474     0  Ss      select  0xfffff80004ea1040  dhclient
 2466     1  2466     0  Ss      select  0xfffff80070665bc0  dhclient
 2447     1  2447    65  Ss      select  0xfffff80070665ec0  dhclient
 1934   774  1934     0  Rs                                  syz-executor.1
 1904     1  1904     0  Ss      select  0xfffff80004ea14c0  dhclient
 1901     1  1901     0  Ss      select  0xfffff80004ea11c0  dhclient
 1615   774  1615     0  Rs                                  syz-executor.0
  819   774   819     0  Ss      nanslp  0xffffffff82532ee1  syz-executor.3
  814   774   814     0  Ss      nanslp  0xffffffff82532ee1  syz-executor.2
  774   772   772     0  S       (threaded)                  syz-fuzzer
100093                   S       uwait   0xfffff80004e6d400  syz-fuzzer
100106                   S       uwait   0xfffff80018411e80  syz-fuzzer
100107                   S       uwait   0xfffff80004e6d000  syz-fuzzer
100108                   S       uwait   0xfffff80018411780  syz-fuzzer
100109                   S       kqread  0xfffff80004ed8300  syz-fuzzer
100110                   S       uwait   0xfffff80004c04400  syz-fuzzer
100111                   S       uwait   0xfffff80018a44f00  syz-fuzzer
100112                   S       uwait   0xfffff80018411080  syz-fuzzer
100114                   S       uwait   0xfffff80004c04700  syz-fuzzer
  772   770   772     0  Ss      pause   0xfffff8001839d0b0  csh
  770   694   770     0  Ss      select  0xfffff800183ee840  sshd
  754     1   754     0  Ss+     ttyin   0xfffff800048d8cb0  getty
  753     1   753     0  Ss+     ttyin   0xfffff80004c180b0  getty
  752     1   752     0  Ss+     ttyin   0xfffff80004c184b0  getty
  751     1   751     0  Ss+     ttyin   0xfffff80004c188b0  getty
  750     1   750     0  Ss+     ttyin   0xfffff80004c18cb0  getty
  749     1   749     0  Ss+     ttyin   0xfffff80004ba60b0  getty
  748     1   748     0  Ss+     ttyin   0xfffff80004ba64b0  getty
  747     1   747     0  Ss+     ttyin   0xfffff80004ba68b0  getty
  746     1   746     0  Ss+     ttyin   0xfffff80004ba6cb0  getty
  698     1   698     0  Ss      nanslp  0xffffffff82532ee1  cron
  694     1   694     0  Ss      select  0xfffff800183ee9c0  sshd
  507     1   507     0  Ss      select  0xfffff80004e291c0  syslogd
  436     1   436     0  Ss      select  0xfffff800183eebc0  devd
  435     1   435    65  Ss      select  0xfffff800183eea40  dhclient
  350     1   350     0  Ss      select  0xfffff800183eeac0  dhclient
  347     1   347     0  Ss      select  0xfffff80004ea17c0  dhclient
   23     0     0     0  DL      vlruwt  0xfffff80004dbe528  [vnlru]
   22     0     0     0  DL      syncer  0xffffffff826223b8  [syncer]
   21     0     0     0  DL      (threaded)                  [bufdaemon]
100070                   D       qsleep  0xffffffff826214a0  [bufdaemon]
100075                   D       -       0xffffffff8200ac80  [bufspacedaemon-0]
100088                   D       sdflush 0xfffff800048d14e8  [/ worker]
   20     0     0     0  DL      psleep  0xffffffff82648988  [vmdaemon]
   19     0     0     0  DL      (threaded)                  [pagedaemon]
100068                   D       psleep  0xffffffff8263cdf8  [dom0]
100076                   D       launds  0xffffffff8263ce04  [laundry: dom0]
100077                   D       umarcl  0xffffffff815258d0  [uma]
   18     0     0     0  DL      -       0xffffffff82367278  [rand_harvestq]
   17     0     0     0  DL      waiting 0xffffffff82e43818  [sctp_iterator]
   16     0     0     0  DL      pftm    0xffffffff82c7a430  [pf purge]
   15     0     0     0  DL      -       0xffffffff8261ea5c  [soaiod4]
    9     0     0     0  DL      -       0xffffffff8261ea5c  [soaiod3]
    8     0     0     0  DL      -       0xffffffff8261ea5c  [soaiod2]
    7     0     0     0  DL      -       0xffffffff8261ea5c  [soaiod1]
    6     0     0     0  DL      (threaded)                  [cam]
100034                   D       -       0xffffffff8223efc0  [doneq0]
100067                   D       -       0xffffffff8223ee90  [scanner]
   14     0     0     0  DL      seqstat 0xfffff80004627488  [sequencer 00]
    5     0     0     0  DL      crypto_ 0xfffff8000445bb90  [crypto returns 1]
    4     0     0     0  DL      crypto_ 0xfffff8000445bb30  [crypto returns 0]
    3     0     0     0  DL      crypto_ 0xffffffff8263a310  [crypto]
   13     0     0     0  DL      (threaded)                  [geom]
100025                   D       -       0xffffffff82512720  [g_event]
100026                   D       -       0xffffffff82512728  [g_up]
100027                   D       -       0xffffffff82512730  [g_down]
    2     0     0     0  DL      (threaded)                  [KTLS]
100018                   D       -       0xfffff80004466900  [thr_0]
100019                   D       -       0xfffff80004466980  [thr_1]
   12     0     0     0  RL      (threaded)                  [intr]
100010                   I                                   [swi6: Giant taskq]
100013                   I                                   [swi5: fast taskq]
100016                   I                                   [swi6: task queue]
100020                   I                                   [swi4: clock (0)]
100021                   I                                   [swi4: clock (1)]
100022                   I                                   [swi1: netisr 0]
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                   Run     CPU 1                       [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    0xfffff80004489528  [init]
   10     0     0     0  DL      audit_w 0xffffffff8263a830  [audit]
    0     0     0     0  DLs     (threaded)                  [kernel]
100000                   D       swapin  0xffffffff82512cb0  [swapper]
100005                   D       -       0xfffff8000446be00  [if_config_tqg_0]
100006                   D       -       0xfffff8000446bd00  [softirq_0]
100007                   D       -       0xfffff8000446bc00  [softirq_1]
100008                   D       -       0xfffff8000446bb00  [if_io_tqg_0]
100009                   D       -       0xfffff8000446ba00  [if_io_tqg_1]
100011                   D       -       0xfffff8000446b800  [thread taskq]
100012                   D       -       0xfffff8000446b700  [aiod_kick taskq]
100014                   D       -       0xfffff8000446b500  [kqueue_ctx taskq]
100015                   D       -       0xfffff8000446b400  [in6m_free taskq]
100017                   D       -       0xfffff8000446b200  [inm_free taskq]
100024                   D       -       0xfffff8000446b100  [firmware taskq]
100028                   D       -       0xfffff8000446b000  [crypto_0]
100029                   D       -       0xfffff8000446b000  [crypto_1]
100044                   D       -       0xfffff80004652d00  [vtnet0 rxq 0]
100045                   D       -       0xfffff80004652c00  [vtnet0 txq 0]
100046                   D       -       0xfffff80004652b00  [vtnet0 rxq 1]
100047                   D       -       0xfffff80004652a00  [vtnet0 txq 1]
100049                   D       vtbslp  0xfffff8000465cb00  [virtio_balloon]
100053                   D       -       0xfffff80004652900  [mca taskq]
100058                   D       -       0xffffffff81d610d1  [deadlkres]
100063                   D       -       0xfffff80004baae00  [acpi_task_0]
100064                   D       -       0xfffff80004baae00  [acpi_task_1]
100065                   D       -       0xfffff80004baae00  [acpi_task_2]
100066                   D       -       0xfffff80004652e00  [CAM taskq]
db> show all locks
Process 5781 (syz-executor.2) thread 0xfffffe00953a1500 (112127)
exclusive sleep mutex sctp-tcb (tcb) r = 0 (0xfffffe0094f7b8b0) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_usrreq.c:4747
Process 5777 (syz-executor.1) thread 0xfffffe0094ea0800 (112124)
exclusive sleep mutex sctp-send-tcb (tcbs) r = 0 (0xfffffe0094f78c90) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_output.c:13092
Process 12 (intr) thread 0xfffffe0051dece00 (100073)
exclusive sleep mutex tcp_hpts_lck (hpts) r = 0 (0xfffff80004c13900) locked @ /syzkaller/managers/main/kernel/sys/netinet/tcp_hpts.c:1816
db> show malloc
              Type        InUse        MemUse     Requests
           pf_hash            5        11524K            5
            devbuf         4216         4340K         4244
          tcp_hpts            5         3201K            5
             vtbuf           24         1968K           46
         sysctloid        30605         1795K        30671
              kobj          329         1316K          490
            newblk            5         1025K        12664
          vfscache            3         1025K            3
               pcb          307          831K         9090
          inodedep            8          515K         7977
         ufs_quota            1          512K            1
          vfs_hash            1          512K            1
           callout            2          512K            2
              intr            4          472K            4
           subproc          145          283K         5884
            acpica         1674          184K        58097
         vnet_data            1          168K            1
           tidhash            3          141K            3
          filedesc           18          137K         9339
         sctp_stro          130          130K         1813
           pagedep            9          130K        10422
        tfo_ccache            1          128K            1
               sem            4          106K            4
            DEVFS1          105          105K          122
            linker          278          100K          329
         sctp_atcl          262           99K         6222
               BPF           46           88K           62
               bus          983           80K         3361
          mtx_pool            2           72K            2
          syncache            1           68K            1
          acpitask            1           64K            1
       ddb_capture            1           64K            1
            module          503           63K          503
              umtx          360           45K          360
           kdtrace          222           44K        17910
              temp           37           37K         3478
         hostcache            1           32K            1
               shm            1           32K           13
            DEVFS3          124           31K          134
               msg            4           30K            4
            ifaddr           88           27K           93
              vmem            3           26K            5
        gtaskqueue           18           26K           18
            kbdmux            6           22K            6
        DEVFS_RULE           56           20K           56
         ufs_mount            5           17K            6
              proc            3           17K            3
         sctp_atky          392           17K         8377
               tty           16           16K           16
           ithread           99           16K           99
           lltable           47           15K          186
            bus-sc           32           14K         1595
       ether_multi          162           13K          390
            KTRACE          100           13K          100
             ifnet            7           13K            7
              kenv           93           12K           93
      eventhandler          129           11K          129
              GEOM           60           10K          491
              rman           82           10K          423
         in6_multi           77           10K          164
         sctp_timw           34            9K           34
         bmsafemap            2            9K         5500
              UART           12            9K           12
           devstat            4            9K            4
              ksem            1            8K          161
               rpc            2            8K            2
             shmfd            1            8K            1
       pfs_vncache            1            8K            1
         pfs_nodes           20            8K           20
     audit_evclass          236            8K          294
             lockf           61            7K         2334
          routetbl           32            7K          476
            kqueue           65            7K         5869
            sglist            5            7K            5
           CAM DEV            3            6K          510
            plimit           24            6K          628
              cred           24            6K          370
          pf_ifnet           15            6K          254
         CAM queue            5            6K         1528
         taskqueue           48            6K           48
            DEVFSP           78            5K          194
       ufs_dirhash           24            5K           24
           session           35            5K           64
               UMA          260            5K          260
                vt           11            5K           11
         sctp_athm          262            5K         6398
          sctp_map          260            5K         3576
          pf_table            2            4K          110
           memdesc            1            4K            1
               MCA           32            4K           32
          kcovinfo           64            4K          170
             evdev            4            4K            4
           pwddesc           63            4K         5782
             selfd           55            4K        85404
             hhook           13            4K           13
            ip6ndp           17            4K           33
         proc-args           52            3K          852
          terminal           11            3K           11
           acpisem           22            3K           22
          sctp_ifa           20            3K           33
            select           19            3K          522
           uidinfo            3            3K           53
        local_apic            1            2K            1
           io_apic            1            2K            1
       fpukern_ctx            2            2K            2
         ipsec-saq            2            2K            2
            Unitno           28            2K           64
           CAM XPT           22            2K          543
           pf_osfp           13            2K           13
          in_multi            6            2K           22
            ip6opt           10            2K           64
       ipsecpolicy            2            2K            2
       inpcbpolicy           40            2K         8433
           acpidev           20            2K           20
               msi            9            2K            9
             clone            9            2K            9
               tun            7            2K            7
         sctp_stri            2            1K          501
           softdep            1            1K            1
            sahead            1            1K            1
          secasvar            1            1K            1
             nhops            6            1K            8
       vnodemarker            2            1K          516
      NFSD session            1            1K            1
        CAM periph            4            1K          271
          sctp_ifn            6            1K           33
             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
            diradd            5            1K         5220
            crypto            4            1K            4
 encap_export_host           12            1K           12
          procdesc            5            1K           26
            dirrem            2            1K         5155
             mkdir            4            1K         9384
              pfil            4            1K            4
           CAM SIM            2            1K            2
              cdev            2            1K            2
         newdirblk            3            1K         4692
    chacha20random            1            1K            1
               osd            3            1K           10
           pf_rule            2            1K          236
            vnodes            1            1K           42
              ktls            1            1K            1
      NFSD lckfile            1            1K            1
     NFSD V4client            1            1K            1
             DEVFS            9            1K           10
            feeder            7            1K            7
           tcpfunc            3            1K            3
        loginclass            3            1K            6
            prison            6            1K            6
        aesni_data            2            1K            2
     CAM dev queue            2            1K            2
 CAM I/O Scheduler            1            1K            1
            apmdev            1            1K            1
          atkbddev            2            1K            2
          CAM path            4            1K         1034
          freework            1            1K         6806
          freefile            1            1K         5072
          freefrag            1            1K           21
          pmchooks            1            1K            1
            soname            4            1K         7738
          nexusdev            6            1K            6
          filecaps            5            1K          143
          sctp_vrf            1            1K            1
           entropy            2            1K           53
              vnet            1            1K            1
               pmc            1            1K            1
          acpiintr            1            1K            1
               iov            3            1K        24521
              cpus            2            1K            2
    vnet_data_free            1            1K            1
           Per-cpu            1            1K            1
        sctp_socko            1            1K         2822
          p1003.1b            1            1K            1
        sctp_mcore            0            0K            0
         sctp_iter            0            0K           39
         sctp_mvrf            0            0K            0
         sctp_cpal            0            0K            6
         sctp_cmsg            0            0K            0
         sctp_stre            0            0K            0
         sctp_athi            0            0K            0
         sctp_a_it            0            0K           33
         sctp_aadr            0            0K           29
           pf_altq            0            0K            0
           pf_temp            0            0K            0
            mqdata            0            0K            0
           ath_hal            0            0K            0
            athdev            0            0K            0
           ata_pci            0            0K            0
        madt_table            0            0K            2
          smartpqi            0            0K            0
           ata_dma            0            0K            0
       ata_generic            0            0K            0
            pvscsi            0            0K            0
               amr            0            0K            0
           scsi_da            0            0K           69
            ata_da            0            0K            0
           scsi_ch            0            0K            0
              iavf            0            0K            0
               ixl            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
        ice-resmgr            0            0K            0
         ice-osdep            0            0K            0
               ice            0            0K            0
             axgbe            0            0K            0
           nvme_da            0            0K            0
          xen_intr            0            0K            0
           acpipwr            0            0K            0
           xen_hvm            0            0K            0
         legacydrv            0            0K            0
            qpidrv            0            0K            0
            twsbuf            0            0K            0
      twe_commands            0            0K            0
      dmar_idpgtbl            0            0K            0
          dmar_dom            0            0K            0
          dmar_ctx            0            0K            0
      twa_commands            0            0K            0
       tcp_log_dev            0            0K           57
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              isci            0            0K            0
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     hyperv_socket            0            0K            0
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              hdac            0            0K            0
              hdaa            0            0K            0
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           CAM CCB            0            0K        39519
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               PUC            0            0K            0
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          savedino            0            0K        14633
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      80211ratectl            0            0K            0
        80211power            0            0K            0
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ag_tgt_map_t malloc            0            0K            0
ag_slr_map_t malloc            0            0K            0
lDevFlags * malloc            0            0K            0
tiDeviceHandle_t * malloc            0            0K            0
ag_portal_data_t malloc            0            0K            0
ag_device_t malloc            0            0K            0
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db> show uma
              Zone   Size    Used    Free    Requests  Sleeps  Bucket  Total Mem    XFree
   mbuf_jumbo_page   4096   24248     400      989873       0     254  100958208        0
              mbuf    256   24986     169     3208304       0     254    6439680        0
           tcp_log    416       0   13995      120112       0     254    5821920        0
       UMA Slabs 0    112   26130       3       26130       0     126    2926896        0
              pbuf   2632       0     957           0       0       2    2518824        0
        RADIX NODE    144   13384    1397      286389       0      63    2128464        0
          BUF TRIE    144     351   13117       29971       0      62    1939392        0
        malloc-384    384    4141      19        4198       0      30    1597440        0
       malloc-4096   4096     332       4        1089       0       2    1376256        0
        malloc-128    128   10585      48       12020       0     126    1361024        0
      mbuf_cluster   2048     660       2         660       0     254    1355776        0
       tcp_bbr_map    128       0    7006      134320       0     126     896768        0
         FFS inode   1128     548      26        5661       0       8     647472        0
      malloc-65536  65536       3       5          12       0       1     524288        0
        256 Bucket   2048     194      14       33697       0       8     425984        0
         VM OBJECT    264    1359      81       92161       0      30     380160        0
         sctp_asoc   2288     130      30        1788       0     254     366080        0
             VNODE    488     585      79        5700       0      30     324032        0
            THREAD   1792     158      22       12127       0       8     322560        0
       malloc-2048   2048     131      19        4021       0       8     307200        0
            socket    944      67     249       14374       0     254     298304        0
       malloc-4096   4096      64       6        5786       0       2     286720        0
      malloc-16384  16384      12       5        4673       0       1     278528        0
      malloc-65536  65536       4       0           4       0       1     262144        0
      malloc-65536  65536       0       4         298       0       1     262144        0
      malloc-32768  32768       1       7        2541       0       1     262144        0
       malloc-2048   2048       2     124       39557       0       8     258048        0
        sctp_raddr    736     148     193        2884       0     254     250976        0
           sctp_ep   1280     130      50        4020       0     254     230400        0
      malloc-32768  32768       0       7          71       0       1     229376        0
            DEVCTL   1024       0     212         141       0       0     217088        0
         malloc-64     64    3237     102        3286       0     254     213696        0
         malloc-16     16   12688     312       12857       0     254     208000        0
             g_bio    408       0     480      137990       0      30     195840        0
         MAP ENTRY     96    1702     314      345134       0     126     193536        0
         UMA Zones    768     232       2         232       0      16     179712        0
       FFS2 dinode    256     548     127        5661       0      62     172800        0
       mbuf_packet    256     145     515       20689       0     254     168960        0
        malloc-256    256      28     632       13315       0      62     168960        0
       malloc-1024   1024     137      23        1979       0      16     163840        0
        malloc-128    128    1216      55       27642       0     126     162688        0
         malloc-32     32    4805     235        4974       0     254     161280        0
        128 Bucket   1024     124      31        4028       0      16     158720        0
        malloc-384    384     310      70       14302       0      30     145920        0
       S VFS Cache    104    1041     324        6276       0     126     141960        0
       malloc-4096   4096      29       5          67       0       2     139264        0
      malloc-65536  65536       0       2          55       0       1     131072        0
      malloc-65536  65536       0       2         124       0       1     131072        0
      malloc-65536  65536       0       2           8       0       1     131072        0
           VMSPACE   2544      40      11        5760       0       4     129744        0
         vmem btag     56    2250      42        2251       0     254     128352        0
       malloc-1024   1024     122       2         154       0      16     126976        0
            clpbuf   2632       0      48        1575       0      16     126336        0
          ksiginfo    112      66     978        1148       0     126     116928        0
              PROC   1320      62      19        5781       0       8     106920        0
        malloc-256    256     243     132       27295       0      62      96000        0
     udplite_inpcb    488       8     184        6665       0     254      93696        0
         filedesc0   1072      63      21        5782       0       8      90048        0
          UMA Kegs    384     218       5         218       0      30      85632        0
             tcpcb   1048      25      52        1218       0     254      80696        0
        malloc-256    256     166     134       13310       0      62      76800        0
         malloc-64     64     648     549       12400       0     254      76608        0
        malloc-128    128     324     265       10069       0     126      75392        0
         64 Bucket    512      76      68        8794       0      30      73728        0
        malloc-256    256     139     131        9653       0      62      69120        0
      malloc-65536  65536       1       0           1       0       1      65536        0
      malloc-65536  65536       1       0           1       0       1      65536        0
      malloc-32768  32768       0       2         117       0       1      65536        0
       malloc-4096   4096      12       4          28       0       2      65536        0
        malloc-128    128     192     273       10695       0     126      59520        0
       malloc-8192   8192       3       4          45       0       1      57344        0
        malloc-256    256      64     146       16059       0      62      53760        0
         32 Bucket    256      70     140       36435       0      62      53760        0
        malloc-128    128     384      19         433       0     126      51584        0
        sctp_chunk    152     118     220        1621       0     254      51376        0
      malloc-16384  16384       1       2         154       0       1      49152        0
       malloc-8192   8192       4       2          97       0       1      49152        0
       malloc-8192   8192       0       6          30       0       1      49152        0
       malloc-2048   2048      14      10          61       0       8      49152        0
       malloc-2048   2048       5      19         533       0       8      49152        0
        malloc-384    384     103      17         123       0      30      46080        0
            pcpu-8      8    4742     890       11011       0     254      45056        0
         malloc-64     64     571     122        1791       0     254      44352        0
           DIRHASH   1024      34       6          34       0      16      40960        0
       malloc-8192   8192       5       0           5       0       1      40960        0
              pipe    744      23      32         796       0      16      40920        0
         malloc-64     64     138     492       91212       0     254      40320        0
             Files     80     242     258       29920       0     126      40000        0
        malloc-128    128      41     269        8997       0     126      39680        0
        malloc-256    256      92      58        1175       0      62      38400        0
       tcp_bbr_pcb    832       0      45         515       0      16      37440        0
             NAMEI   1024       0      36       38887       0      16      36864        0
      malloc-32768  32768       1       0           1       0       1      32768        0
      malloc-32768  32768       1       0           1       0       1      32768        0
      malloc-16384  16384       2       0           8       0       1      32768        0
       malloc-8192   8192       4       0           4       0       1      32768        0
       malloc-4096   4096       3       5        5218       0       2      32768        0
        malloc-512    512      12      52         552       0      30      32768        0
           pcpu-64     64     456      56         456       0     254      32768        0
         malloc-64     64     316     188       20552       0     254      32256        0
         tcp_inpcb    488      25      39        1218       0     254      31232        0
        malloc-384    384      57      23         273       0      30      30720        0
        malloc-512    512       3      53         638       0      30      28672        0
             KNOTE    160      28     147      207099       0      62      28000        0
          8 Bucket     80      60     290        3858       0     126      28000        0
         TURNSTILE    136     181       8         181       0      62      25704        0
       malloc-8192   8192       2       1           4       0       1      24576        0
       malloc-2048   2048       7       5         240       0       8      24576        0
       malloc-1024   1024       2      22          73       0      16      24576        0
       malloc-1024   1024      16       8          26       0      16      24576        0
            ttyinq    160     135      15         300       0      62      24000        0
      tcp_rack_pcb    704      10      23         215       0      16      23232        0
           ttyoutq    256      72      18         160       0      62      23040        0
        malloc-256    256      74      16        1055       0      62      23040        0
       malloc-2048   2048       4       6         559       0       8      20480        0
               PWD     32      22     608        4727       0     254      20160        0
         malloc-64     64     197     118        2819       0     254      20160        0
         malloc-32     32      43     587        6926       0     254      20160        0
          2 Bucket     32      79     551        1766       0     254      20160        0
        malloc-128    128      95      60         957       0     126      19840        0
        malloc-128    128      94      61         309       0     126      19840        0
         udp_inpcb    488       2      38         354       0     254      19520        0
            itimer    352       0      55         100       0      30      19360        0
       Mountpoints   2752       2       5           2       0       4      19264        0
             unpcb    256      20      55        1850       0     254      19200        0
        SLEEPQUEUE     88     181      11         181       0     126      16896        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-1024   1024      13       3          13       0      16      16384        0
sctp_stream_msg_out    112      75      69         424       0     254      16128        0
         malloc-64     64      35     217        1648       0     254      16128        0
         malloc-32     32     312     192        1582       0     254      16128        0
         malloc-32     32     336     168        6242       0     254      16128        0
         16 Bucket    144      63      49         898       0      62      16128        0
      vtnet_tx_hdr     24       0     668      830799       0     254      16032        0
         malloc-16     16     519     481        6739       0     254      16000        0
        malloc-384    384      24      16         164       0      30      15360        0
        malloc-256    256      33      27         295       0      62      15360        0
       malloc-4096   4096       3       0           3       0       2      12288        0
       malloc-2048   2048       3       3         415       0       8      12288        0
        malloc-512    512      13      11          45       0      30      12288        0
        sctp_laddr     48      32     220        1044       0     254      12096        0
             udpcb     32      10     368        7019       0     254      12096        0
         malloc-32     32     110     268       11359       0     254      12096        0
          4 Bucket     48       6     246         197       0     254      12096        0
         malloc-16     16     467     283        5064       0     254      12000        0
      tcp_rack_map    120      20      79         288       0     126      11880        0
             ripcb    488       5      19         196       0     254      11712        0
     routing nhops    256      27      18          66       0      62      11520        0
            cpuset    104       8      85         177       0     126       9672        0
       malloc-4096   4096       0       2           4       0       2       8192        0
       malloc-1024   1024       1       7        1925       0      16       8192        0
       malloc-1024   1024       8       0           8       0      16       8192        0
        malloc-512    512       2      14         527       0      30       8192        0
        malloc-512    512       0      16          12       0      30       8192        0
           pf tags    104       0      78          16       0     126       8112        0
           rtentry    176      32      14          66       0      62       8096        0
             tcptw     88       0      92           4       0     254       8096        0
              PGRP     88      35      57          64       0     126       8096        0
          rl_entry     40      95     107          95       0     254       8080        0
   sctp_asconf_ack     48       0     168          12       0     254       8064        0
          syncache    168       0      48           9       0     254       8064        0
         malloc-64     64      37      89         915       0     254       8064        0
         malloc-32     32     111     141        1871       0     254       8064        0
         malloc-32     32      29     223         172       0     254       8064        0
         malloc-16     16      22     478        2117       0     254       8000        0
         malloc-16     16      42     458        4920       0     254       8000        0
         malloc-16     16      32     468         291       0     254       8000        0
         malloc-16     16       4     496           6       0     254       8000        0
         malloc-16     16      26     474       26344       0     254       8000        0
        sctp_readq    152       2      50         200       0     254       7904        0
              kenv    258       3      27        1067       0      30       7740        0
        malloc-384    384       0      20          62       0      30       7680        0
        malloc-384    384       0      20         309       0      30       7680        0
     FPU_save_area    832       1       8           1       0      16       7488        0
         domainset     40       0     126         160       0     254       5040        0
 epoch_record pcpu    256       4      12           4       0      62       4096        0
       malloc-2048   2048       1       1          13       0       8       4096        0
       malloc-1024   1024       1       3           1       0      16       4096        0
        malloc-512    512       1       7           2       0      30       4096        0
           pcpu-16     16       7     249           7       0     254       4096        0
         hostcache     96       1      41           1       0     254       4032        0
         malloc-32     32       4     122         180       0     254       4032        0
       UMA Slabs 1    176      10      12          10       0      62       3872        0
        malloc-384    384       1       9           1       0      30       3840        0
            mqnode    416       3       6           3       0      30       3744        0
        KMAP ENTRY     96      12      27          12       0       0       3744        0
              vmem   1856       1       1           1       0       8       3712        0
           SMR CPU     32       2      29           2       0     254        992        0
        SMR SHARED     24       2      29           2       0     254        744        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 mtags     48       0       0           0       0     254          0        0
    IPsec SA lft_c     16       0       0           0       0     254          0        0
      tcp_log_node    120       0       0           0       0     126          0        0
    tcp_log_bucket    176       0       0           0       0      62          0        0
          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
               ipq     56       0       0           0       0     254          0        0
            AIOLIO    272       0       0           0       0      30          0        0
             AIOCB    552       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
        TMPFS node    224       0       0           0       0      62          0        0
        mqnotifier    216       0       0           0       0      62          0        0
            mvdata     64       0       0           0       0     254          0        0
            mqueue    248       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
           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
        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-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-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
        malloc-512    512       0       0           0       0      30          0        0
        malloc-512    512       0       0           0       0      30          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 (help?) Manager Title
2021/01/20 09:53 freebsd-src 4dc1b17dbb9f d4f4eca5 console log report ci-freebsd-main panic: Most recently used by sctp_stro
* Struck through repros no longer work on HEAD.