syzbot


panic: mtx_lock() of destroyed mutex at sys/netinet/sctp_pcb.c:LINE

Status: closed as invalid on 2022/04/17 16:38
Reported-by: syzbot+ce79e0b93cc55099f863@syzkaller.appspotmail.com
First crash: 835d, last: 409d

Sample crash report:
login: panic: mtx_lock() of destroyed mutex @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:4855
cpuid = 1
time = 1605911733
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe0003636120
vpanic() at vpanic+0x1c7/frame 0xfffffe0003636180
panic() at panic+0x43/frame 0xfffffe00036361e0
__mtx_lock_flags() at __mtx_lock_flags+0x1e2/frame 0xfffffe0003636240
sctp_free_assoc() at sctp_free_assoc+0x83e/frame 0xfffffe00036362d0
sctp_process_control() at sctp_process_control+0x8a98/frame 0xfffffe0003636750
sctp_common_input_processing() at sctp_common_input_processing+0x7db/frame 0xfffffe00036368e0
sctp_input_with_port() at sctp_input_with_port+0x308/frame 0xfffffe00036369d0
sctp_input() at sctp_input+0x1f/frame 0xfffffe00036369f0
ip_input() at ip_input+0x388/frame 0xfffffe0003636a90
swi_net() at swi_net+0x20d/frame 0xfffffe0003636b10
ithread_loop() at ithread_loop+0x33f/frame 0xfffffe0003636bb0
fork_exit() at fork_exit+0xb3/frame 0xfffffe0003636bf0
fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe0003636bf0
--- trap 0, rip = 0, rsp = 0, rbp = 0 ---
KDB: enter: panic
[ thread pid 12 tid 100020 ]
Stopped at      kdb_enter+0x67: movq    $0,0x14883c6(%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                       0x80
rdx         0xffffffff818bcbbd
rbx                          0
rsp         0xfffffe0003636100
rbp         0xfffffe0003636120
rsi                        0x1
rdi                          0
r8                           0
r9                  0xffffffff
r10         0xfffffe00036367dc
r11                       0xbf
r12         0xffffffff820671c0  ddb_dbbe
r13                          0
r14         0xffffffff81964445
r15         0xffffffff81964445
rip         0xffffffff810d3237  kdb_enter+0x67
rflags                    0x86
kdb_enter+0x67: movq    $0,0x14883c6(%rip)
db> show proc
Process 12 (intr) at 0xfffff800042b9a50:
 state: NORMAL
 uid: 0  gids: 0
 parent: pid 0 at 0xffffffff8250ebb0
 ABI: null
 reaper: 0xffffffff8250ebb0 reapsubtree: 12
 sigparent: 20
 vmspace: 0xffffffff8250f800
   (map 0xffffffff8250f800)
   (map.pmap 0xffffffff8250f8c0)
   (pmap 0xffffffff8250f920)
 threads: 23
100011                   I                                   [swi5: fast taskq]
100014                   I                                   [swi6: task queue]
100015                   I                                   [swi6: Giant taskq]
100020                   Run     CPU 1                       [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]
db> ps
  pid  ppid  pgrp   uid  state   wmesg   wchan               cmd
31234   789   789     0  RE      CPU 0                       syz-executor.0
10216     1 10216    65  Ss      select  0xfffff8003f0f29c0  dhclient
  821     1   821     0  Ss      select  0xfffff80026ff9040  dhclient
  816     1   816     0  Ss      select  0xfffff8003f0f2f40  dhclient
  789   787   789     0  Ss      nanslp  0xffffffff8252ed91  syz-executor.0
  787   785   785     0  S       (threaded)                  syz-execprog
100095                   S       uwait   0xfffff80004b36a80  syz-execprog
100114                   S       uwait   0xfffff80004a21300  syz-execprog
100115                   S       uwait   0xfffff80004a21400  syz-execprog
100116                   S       kqread  0xfffff80004b2c300  syz-execprog
100117                   S       uwait   0xfffff80004a21600  syz-execprog
100118                   S       uwait   0xfffff80026ff9500  syz-execprog
100119                   S       uwait   0xfffff80004a21700  syz-execprog
100125                   S       uwait   0xfffff80004a21800  syz-execprog
  785   783   785     0  Ss      pause   0xfffff80026fbfb00  csh
  783   682   783     0  Ss      select  0xfffff8003f0f2ec0  sshd
  742     1   742     0  Ss+     ttyin   0xfffff800046a1cb0  getty
  741     1   741     0  Ss+     ttyin   0xfffff800049a48b0  getty
  740     1   740     0  Ss+     ttyin   0xfffff800049a4cb0  getty
  739     1   739     0  Ss+     ttyin   0xfffff8000499c0b0  getty
  738     1   738     0  Ss+     ttyin   0xfffff8000499c4b0  getty
  737     1   737     0  Ss+     ttyin   0xfffff8000499c8b0  getty
  736     1   736     0  Ss+     ttyin   0xfffff8000499ccb0  getty
  735     1   735     0  Ss+     ttyin   0xfffff800049390b0  getty
  734     1   734     0  Ss+     ttyin   0xfffff800049394b0  getty
  686     1   686     0  Ss      nanslp  0xffffffff8252ed91  cron
  682     1   682     0  Ss      select  0xfffff80004b94440  sshd
  495     1   495     0  Ss      select  0xfffff80004b944c0  syslogd
  424     1   424     0  Ss      select  0xfffff80004b948c0  devd
  423     1   423    65  Ss      select  0xfffff80004b94640  dhclient
  338     1   338     0  Ss      select  0xfffff80004b946c0  dhclient
  335     1   335     0  Ss      select  0xfffff80004a69440  dhclient
   23     0     0     0  DL      vlruwt  0xfffff800049f3528  [vnlru]
   22     0     0     0  DL      syncer  0xffffffff8261c138  [syncer]
   21     0     0     0  DL      (threaded)                  [bufdaemon]
100070                   D       qsleep  0xffffffff8261b200  [bufdaemon]
100077                   D       -       0xffffffff8200ac80  [bufspacedaemon-0]
100088                   D       sdflush 0xfffff800041818e8  [/ worker]
   20     0     0     0  DL      psleep  0xffffffff826426c8  [vmdaemon]
   19     0     0     0  DL      (threaded)                  [pagedaemon]
100068                   D       psleep  0xffffffff82636b38  [dom0]
100075                   D       launds  0xffffffff82636b44  [laundry: dom0]
100076                   D       umarcl  0xffffffff814def20  [uma]
   18     0     0     0  DL      -       0xffffffff82363278  [rand_harvestq]
   17     0     0     0  DL      waiting 0xffffffff82c56818  [sctp_iterator]
   16     0     0     0  DL      pftm    0xffffffff82d4f390  [pf purge]
   15     0     0     0  DL      -       0xffffffff8261a7dc  [soaiod4]
    9     0     0     0  DL      -       0xffffffff8261a7dc  [soaiod3]
    8     0     0     0  DL      -       0xffffffff8261a7dc  [soaiod2]
    7     0     0     0  DL      -       0xffffffff8261a7dc  [soaiod1]
    6     0     0     0  DL      (threaded)                  [cam]
100034                   D       -       0xffffffff8223afc0  [doneq0]
100067                   D       -       0xffffffff8223ae90  [scanner]
    5     0     0     0  DL      crypto_ 0xfffff80004189c90  [crypto returns 1]
    4     0     0     0  DL      crypto_ 0xfffff80004189c30  [crypto returns 0]
    3     0     0     0  DL      crypto_ 0xffffffff82634030  [crypto]
   14     0     0     0  DL      seqstat 0xfffff80004300488  [sequencer 00]
   13     0     0     0  DL      (threaded)                  [geom]
100025                   D       -       0xffffffff8250e620  [g_event]
100026                   D       -       0xffffffff8250e628  [g_up]
100027                   D       -       0xffffffff8250e630  [g_down]
    2     0     0     0  DL      (threaded)                  [KTLS]
100018                   D       -       0xfffff800042b3300  [thr_0]
100019                   D       -       0xfffff800042b3380  [thr_1]
   12     0     0     0  RL      (threaded)                  [intr]
100011                   I                                   [swi5: fast taskq]
100014                   I                                   [swi6: task queue]
100015                   I                                   [swi6: Giant taskq]
100020                   Run     CPU 1                       [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    0xfffff80004291528  [init]
   10     0     0     0  DL      audit_w 0xffffffff82634550  [audit]
    0     0     0     0  DLs     (threaded)                  [kernel]
100000                   D       swapin  0xffffffff8250ebb0  [swapper]
100005                   D       -       0xfffff800042b8e00  [if_io_tqg_0]
100006                   D       -       0xfffff800042b8d00  [if_io_tqg_1]
100007                   D       -       0xfffff800042b8c00  [if_config_tqg_0]
100008                   D       -       0xfffff800042b8b00  [softirq_0]
100009                   D       -       0xfffff800042b8a00  [softirq_1]
100010                   D       -       0xfffff80004183200  [in6m_free taskq]
100012                   D       -       0xfffff800042bcd00  [kqueue_ctx taskq]
100013                   D       -       0xfffff800042bcb00  [inm_free taskq]
100016                   D       -       0xfffff800042bc500  [aiod_kick taskq]
100017                   D       -       0xfffff800042bc300  [thread taskq]
100024                   D       -       0xfffff800042cda00  [firmware taskq]
100029                   D       -       0xfffff800042cd300  [crypto_0]
100030                   D       -       0xfffff800042cd300  [crypto_1]
100044                   D       -       0xfffff80004342300  [vtnet0 rxq 0]
100045                   D       -       0xfffff80004342200  [vtnet0 txq 0]
100046                   D       -       0xfffff80004342100  [vtnet0 rxq 1]
100047                   D       -       0xfffff80004342000  [vtnet0 txq 1]
100049                   D       vtbslp  0xfffff80004486880  [virtio_balloon]
100053                   D       -       0xfffff800046ade00  [mca taskq]
100056                   D       -       0xffffffff81d0b191  [deadlkres]
100062                   D       -       0xfffff800048c8200  [acpi_task_0]
100063                   D       -       0xfffff800048c8200  [acpi_task_1]
100064                   D       -       0xfffff800048c8200  [acpi_task_2]
100066                   D       -       0xfffff80004342b00  [CAM taskq]
db> show all locks
Process 31234 (syz-executor.0) thread 0xfffffe0019fa6000 (100082)
exclusive sleep mutex sctp-create (inp_create) r = 0 (0xfffff8003f438488) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:3330
Process 12 (intr) thread 0xfffffe00048b2a00 (100020)
exclusive sleep mutex sctp-send-tcb (tcbs) r = 0 (0xfffffe00259d0ab0) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:4837
exclusive sleep mutex sctp-tcb (tcb) r = 0 (0xfffffe00259d0a90) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:4836
exclusive sleep mutex sctp-inp (inp) r = 0 (0xfffff8003f447968) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:4835
exclusive rw sctp-info (sctp-info) r = 0 (0xfffffe000493def8) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:4834
db> show malloc
              Type        InUse        MemUse     Requests
           pf_hash            5        11524K            5
            devbuf         4214         4339K         4242
          tcp_hpts            5         3201K            5
             vtbuf           24         1968K           46
         sysctloid        29217         1704K        29281
              kobj          336         1344K          496
          vfscache            3         1025K            3
            newblk            2         1025K        30851
               pcb           64          584K       243314
          inodedep            3          513K        30509
         ufs_quota            1          512K            1
          vfs_hash            1          512K            1
           callout            2          512K            2
              intr            4          472K            4
           subproc          115          218K        31302
         sctp_timw          828          207K          828
            acpica         1674          184K        52503
         vnet_data            1          168K            1
           tidhash            3          141K            3
           pagedep            3          129K        60885
        tfo_ccache            1          128K            1
               sem            4          106K            4
            DEVFS1          102          102K          113
            linker          254           97K          285
               bus          979           79K         3035
          mtx_pool            2           72K            2
          syncache            1           68K            1
          acpitask            1           64K            1
       ddb_capture            1           64K            1
            module          507           64K          507
              umtx          306           39K          306
          filedesc            5           37K        60825
               BPF           19           36K           19
              temp           23           33K         1741
         hostcache            1           32K            1
               shm            1           32K            1
           kdtrace          160           31K       123068
            DEVFS3          121           31K          131
               msg            4           30K            4
        gtaskqueue           18           26K           18
            dirrem           90           23K        30435
              vmem            3           22K            4
            kbdmux            6           22K            6
        DEVFS_RULE           56           20K           56
         ufs_mount            5           17K            6
              proc            3           17K            3
         sctp_stro           16           16K        36126
               tty           16           16K           16
           ithread           99           16K           99
            ifaddr           43           15K           43
         sctp_atcl           37           14K       157744
            bus-sc           30           14K         1416
            KTRACE          100           13K          100
              kenv           92           12K           92
      eventhandler          132           12K          132
              GEOM           60           10K          489
              rman           82           10K          423
         bmsafemap            2            9K        30457
              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
             ifnet            4            7K            4
           CAM DEV            3            6K          510
       ether_multi           73            6K           83
           lltable           19            6K           20
              cred           21            6K          326
            kqueue           50            6K        31239
            sglist            5            6K            5
         CAM queue            5            6K         1528
         taskqueue           48            6K           48
         in6_multi           41            5K           41
       ufs_dirhash           24            5K           24
            plimit           18            5K          480
                vt           11            5K           11
               UMA          254            5K          254
           memdesc            1            4K            1
               MCA           32            4K           32
             evdev            4            4K            4
          routetbl           18            4K           18
          pf_ifnet            7            4K           10
             hhook           13            4K           13
           pwddesc           47            3K        31235
           session           23            3K           44
              pgrp           23            3K           44
          terminal           11            3K           11
           acpisem           22            3K           22
           uidinfo            3            3K           17
         sctp_atky           53            3K       193871
         proc-args           40            3K          547
             selfd           34            3K         8053
             lockf           20            3K           48
        local_apic            1            2K            1
           io_apic            1            2K            1
         ipsec-saq            2            2K            2
           CAM XPT           22            2K          543
            Unitno           25            2K           39
          freefile           10            2K        30430
       ipsecpolicy            2            2K            2
            select           10            2K           35
           acpidev           20            2K           20
               msi            9            2K            9
             clone            9            2K            9
          sctp_ifa            8            1K           10
           softdep            1            1K            1
            sahead            1            1K            1
          secasvar            1            1K            1
       vnodemarker            2            1K          124
      NFSD session            1            1K            1
            ip6ndp            6            1K            9
        CAM periph            4            1K          271
             ipsec            3            1K            3
          in_multi            3            1K            5
             nhops            6            1K            6
         toponodes            6            1K            6
            isadev            6            1K            6
             mount           16            1K           89
          pci_link           10            1K           10
 encap_export_host           12            1K           12
         sctp_athm           37            1K       157745
            crypto            3            1K            3
          sctp_map           32            1K        72252
              pfil            4            1K            4
           CAM SIM            2            1K            2
              cdev            2            1K            2
          sctp_ifn            3            1K           10
               mld            3            1K            3
              igmp            3            1K            3
    chacha20random            1            1K            1
               tun            4            1K            4
               osd            3            1K            9
            DEVFSP            5            1K            5
             mkdir            2            1K        60830
            vnodes            1            1K            1
              ktls            1            1K            1
          procdesc            2            1K            8
      NFSD lckfile            1            1K            1
     NFSD V4client            1            1K            1
             DEVFS            9            1K           10
            feeder            7            1K            7
       inpcbpolicy            7            1K          148
        loginclass            3            1K            7
            prison            6            1K            6
     CAM dev queue            2            1K            2
 CAM I/O Scheduler            1            1K            1
            apmdev            1            1K            1
          atkbddev            2            1K            2
          CAM path            4            1K         1034
          freework            1            1K        30431
         newdirblk            1            1K        30415
            diradd            1            1K        30454
           tcpfunc            2            1K            2
          pmchooks            1            1K            1
            soname            4            1K        39227
          nexusdev            5            1K            5
          sctp_vrf            1            1K            1
           entropy            2            1K           42
              vnet            1            1K            1
               pmc            1            1K            1
          acpiintr            1            1K            1
              cpus            2            1K            2
    vnet_data_free            1            1K            1
           Per-cpu            1            1K            1
          filecaps            2            1K           82
          p1003.1b            1            1K            1
          pf_table            0            0K            0
           pf_rule            0            0K            0
           pf_altq            0            0K            0
           pf_osfp            0            0K            0
           pf_temp            0            0K            0
        sctp_mcore            0            0K            0
        sctp_socko            0            0K            0
         sctp_iter            0            0K            5
         sctp_mvrf            0            0K            0
         sctp_cpal            0            0K            0
         sctp_cmsg            0            0K            0
         sctp_stre            0            0K            0
         sctp_athi            0            0K            0
         sctp_a_it            0            0K            5
         sctp_aadr            0            0K            0
         sctp_stri            0            0K            2
            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
       tcp_log_dev            0            0K            0
     vm_fictitious            0            0K            0
      midi buffers            0            0K            0
             mixer            0            0K            0
              ac97            0            0K            0
             hdacc            0            0K            0
              hdac            0            0K            0
              hdaa            0            0K            0
         acpi_perf            0            0K            0
         acpicmbat            0            0K            0
       SIIS driver            0            0K            0
           UMAHash            0            0K            0
           CAM CCB            0            0K        63015
         vm_pgdata            0            0K            0
           jblocks            0            0K            0
          savedino            0            0K        31630
          sentinel            0            0K            0
            jfsync            0            0K            0
            jtrunc            0            0K            0
             sbdep            0            0K           14
           jsegdep            0            0K            0
              jseg            0            0K            0
         jfreefrag            0            0K            0
          jfreeblk            0            0K            0
           jnewblk            0            0K            0
            jmvref            0            0K            0
           jremref            0            0K            0
           jaddref            0            0K            0
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        80211power            0            0K            0
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         80211node            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_cluster   2048    9293       1        9293       0     254   19034112        0
       mbuf_packet    256    8199     966       59477       0     254    2346240        0
   mbuf_jumbo_page   4096      14     511       36136       0     254    2150400        0
          BUF TRIE    144     157   13311       57918       0      62    1939392        0
        malloc-384    384    4138      12        4140       0      30    1593600        0
       malloc-4096   4096     336       2         496       0       2    1384448        0
        malloc-128    128   10444      34       10758       0     126    1341184        0
         sctp_asoc   2288      16     509       36126       0     254    1201200        0
              pbuf    832       0     969           0       0       2     806208        0
           sctp_ep   1280      21     513      121617       0     254     683520        0
       UMA Slabs 0    112    6018      27        6018       0     126     677040        0
         FFS inode   1128     499      26       30929       0       8     592200        0
            socket    944      21     511      122850       0     254     502208        0
        sctp_raddr    736      16     512       36128       0     254     388608        0
        RADIX NODE    144    2214     247      842322       0      62     354384        0
        256 Bucket   2048     145      21        8374       0       8     339968        0
             VNODE    488     530      94       30962       0      30     304512        0
         VM OBJECT    264     955     110      469318       0      30     281160        0
            THREAD   1792     130      23       60664       0       8     274176        0
      malloc-65536  65536       4       0           4       0       1     262144        0
      malloc-65536  65536       3       1          11       0       1     262144        0
        malloc-256    256     865     125       31838       0      62     253440        0
              mbuf    256     431     529      182951       0     254     245760        0
       malloc-4096   4096      51       5       31687       0       2     229376        0
            DEVCTL   1024       0     208         113       0       0     212992        0
         malloc-16     16   12251     749       84539       0     254     208000        0
         malloc-64     64    2752      20        2787       0     254     177408        0
         UMA Zones    768     226       3         226       0      16     175872        0
         malloc-32     32    4771     521       35382       0     254     169344        0
       FFS2 dinode    256     499     131       30929       0      62     161280        0
        malloc-128    128    1126      83       24452       0     126     154752        0
       S VFS Cache    104     994     410       31452       0     126     146016        0
      malloc-65536  65536       0       2          65       0       1     131072        0
      malloc-65536  65536       0       2         110       0       1     131072        0
      malloc-65536  65536       2       0           2       0       1     131072        0
        malloc-256    256     122     373      152068       0      62     126720        0
       malloc-1024   1024     114       2         126       0      16     118784        0
          ksiginfo    112      51     993         140       0     126     116928        0
         MAP ENTRY     96     931     287      678644       0     126     116928        0
      malloc-16384  16384       3       4       30413       0       1     114688        0
        malloc-256    256     140     295       32113       0      62     111360        0
       malloc-4096   4096      27       0          38       0       2     110592        0
         vmem btag     56    1861      71        1861       0     254     108192        0
       malloc-2048   2048      22      26      184633       0       8      98304        0
           VMSPACE   2544      25      11       31213       0       4      91584        0
        128 Bucket   1024      49      38        2852       0      16      89088        0
        malloc-384    384       2     228       30508       0      30      88320        0
              PROC   1320      47      19       31234       0       8      87120        0
          UMA Kegs    384     212       1         212       0      30      81792        0
        malloc-128    128     122     498       92070       0     126      79360        0
             g_bio    408       0     190      249714       0      30      77520        0
        malloc-256    256     169     131      153107       0      62      76800        0
         filedesc0   1072      48      22       31235       0       8      75040        0
       malloc-8192   8192       6       3          34       0       1      73728        0
        malloc-128    128     306     252       30863       0     126      71424        0
         64 Bucket    512      72      64       17342       0      30      69632        0
         malloc-64     64     551     520       40220       0     254      68544        0
      malloc-32768  32768       2       0           2       0       1      65536        0
      malloc-32768  32768       0       2         112       0       1      65536        0
        malloc-384    384      90      70      157797       0      30      61440        0
sctp_stream_msg_out    112       0     540       36126       0     254      60480        0
       malloc-1024   1024      18      38       36168       0      16      57344        0
         32 Bucket    256      66     144       16053       0      62      53760        0
        malloc-128    128     125     278       30599       0     126      51584        0
      malloc-16384  16384       3       0           3       0       1      49152        0
         malloc-64     64     217     539       62650       0     254      48384        0
       malloc-2048   2048       9      13         516       0       8      45056        0
         malloc-64     64     523     170        1604       0     254      44352        0
             NAMEI   1024       0      40      134411       0      16      40960        0
            clpbuf    832       0      48         101       0      16      39936        0
        malloc-256    256      19     131       91960       0      62      38400        0
           DIRHASH   1024      34       2          34       0      16      36864        0
            pcpu-8      8    3964     644        3968       0     254      36864        0
         malloc-64     64      46     521       36180       0     254      36288        0
        malloc-384    384      87       3         382       0      30      34560        0
      malloc-32768  32768       1       0           1       0       1      32768        0
      malloc-16384  16384       2       0           5       0       1      32768        0
      malloc-16384  16384       0       2         136       0       1      32768        0
           pcpu-64     64     452      60         452       0     254      32768        0
        sctp_chunk    152      14     194         332       0     254      31616        0
               PWD     32      12     870       30524       0     254      28224        0
         malloc-32     32     325     557      158160       0     254      28224        0
          4 Bucket     48      16     572      132215       0     254      28224        0
             Files     80      94     256      158998       0     126      28000        0
          8 Bucket     80      77     273      159748       0     126      28000        0
       malloc-8192   8192       2       1           4       0       1      24576        0
       malloc-8192   8192       2       1          91       0       1      24576        0
       malloc-8192   8192       3       0           3       0       1      24576        0
       malloc-4096   4096       1       5       30646       0       2      24576        0
         16 Bucket    144      40     128        1527       0      62      24192        0
             KNOTE    160       8     142      163120       0      62      24000        0
            ttyinq    160     135      15         300       0      62      24000        0
        malloc-128    128     142      44         495       0     126      23808        0
             tcpcb   1048       3      19           7       0     254      23056        0
           ttyoutq    256      72      18         160       0      62      23040        0
         TURNSTILE    136     154      14         154       0      62      22848        0
       malloc-4096   4096       4       1           7       0       2      20480        0
       malloc-2048   2048       5       5         261       0       8      20480        0
       malloc-1024   1024      18       2          18       0      16      20480        0
         malloc-64     64     253      62       13658       0     254      20160        0
          2 Bucket     32      57     573       41544       0     254      20160        0
       Mountpoints   2752       2       5           2       0       4      19264        0
        malloc-256    256      49      26          54       0      62      19200        0
        malloc-256    256      59      16         475       0      62      19200        0
        malloc-256    256      45      30         588       0      62      19200        0
        SLEEPQUEUE     88     154      38         154       0     126      16896        0
      malloc-16384  16384       1       0           1       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-8192   8192       2       0           2       0       1      16384        0
       malloc-1024   1024      14       2          14       0      16      16384        0
              pipe    744      11       9         315       0      16      14880        0
       malloc-4096   4096       3       0           4       0       2      12288        0
       malloc-2048   2048       3       3          15       0       8      12288        0
       malloc-2048   2048       3       3           5       0       8      12288        0
       malloc-2048   2048       3       3         194       0       8      12288        0
       malloc-1024   1024       6       6         990       0      16      12288        0
        malloc-512    512       1      23         119       0      30      12288        0
         malloc-16     16      81     669      158246       0     254      12000        0
         udp_inpcb    488       2      22         136       0     254      11712        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          33       0       8       8192        0
       malloc-2048   2048       4       0           4       0       8       8192        0
       malloc-1024   1024       3       5           3       0      16       8192        0
       malloc-1024   1024       4       4         142       0      16       8192        0
       malloc-1024   1024       3       5          17       0      16       8192        0
        malloc-512    512       6      10           6       0      30       8192        0
        malloc-512    512       2      14         510       0      30       8192        0
        malloc-512    512       3      13          44       0      30       8192        0
        malloc-512    512       2      14         124       0      30       8192        0
        malloc-512    512       8       8           8       0      30       8192        0
           rtentry    176      20      26          24       0      62       8096        0
          rl_entry     40      37     165          37       0     254       8080        0
        sctp_laddr     48       0     168           7       0     254       8064        0
             udpcb     32       2     250         136       0     254       8064        0
         malloc-64     64      11     115          24       0     254       8064        0
         malloc-64     64       2     124          37       0     254       8064        0
         malloc-32     32     100     152         137       0     254       8064        0
         malloc-32     32      54     198        1923       0     254       8064        0
         malloc-32     32      56     196         830       0     254       8064        0
         malloc-32     32       2     250          25       0     254       8064        0
         malloc-32     32      30     222        2654       0     254       8064        0
      vtnet_tx_hdr     24       0     334        1086       0     254       8016        0
         malloc-16     16      16     484          46       0     254       8000        0
         malloc-16     16      28     472       36402       0     254       8000        0
         malloc-16     16     183     317        1238       0     254       8000        0
         malloc-16     16       8     492           8       0     254       8000        0
         malloc-16     16     253     247         256       0     254       8000        0
         malloc-16     16      27     473       23643       0     254       8000        0
        malloc-128    128      16      46          82       0     126       7936        0
        malloc-128    128      48      14        2979       0     126       7936        0
             ripcb    488       2      14           5       0     254       7808        0
         tcp_inpcb    488       3      13           7       0     254       7808        0
              kenv    258       3      27        1001       0      30       7740        0
     routing nhops    256      16      14          24       0      62       7680        0
             unpcb    256      11      19        1063       0     254       7680        0
        malloc-384    384       8      12          10       0      30       7680        0
        malloc-384    384      14       6          14       0      30       7680        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
        malloc-512    512       0       8           2       0      30       4096        0
           pcpu-16     16       7     249           7       0     254       4096        0
         hostcache     96       1      41           1       0     254       4032        0
          syncache    168       0      24           5       0     254       4032        0
         malloc-32     32       8     118          29       0     254       4032        0
        sctp_readq    152       0      26           1       0     254       3952        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      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_ack     48       0       0           0       0     254          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     254          0        0
           pf tags    104       0       0           0       0     126          0        0
          pf mtags     48       0       0           0       0     254          0        0
       tcp_bbr_pcb    832       0       0           0       0      16          0        0
       tcp_bbr_map    128       0       0           0       0     126          0        0
    IPsec SA lft_c     16       0       0           0       0     254          0        0
     udplite_inpcb    488       0       0           0       0     254          0        0
      tcp_log_node    120       0       0           0       0     126          0        0
    tcp_log_bucket    176       0       0           0       0      62          0        0
           tcp_log    416       0       0           0       0     254          0        0
          tcpreass     48       0       0           0       0     254          0        0
tfo_ccache_entries     80       0       0           0       0     126          0        0
               tfo      4       0       0           0       0     254          0        0
          sackhole     32       0       0           0       0     254          0        0
             tcptw     88       0       0           0       0     254          0        0
               ipq     56       0       0           0       0     254          0        0
            itimer    352       0       0           0       0      30          0        0
            AIOLIO    272       0       0           0       0      30          0        0
             AIOCB    744       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
           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    832       0       0           0       0      62          0        0
            mdpbuf    832       0       0           0       0       4          0        0
           nfspbuf    832       0       0           0       0      16          0        0
            swwbuf    832       0       0           0       0       8          0        0
            swrbuf    832       0       0           0       0      16          0        0
          umtx_shm     88       0       0           0       0     126          0        0
           umtx pi     96       0       0           0       0     126          0        0
rangeset pctrie nodes    144       0       0           0       0      62          0        0
      malloc-65536  65536       0       0           0       0       1          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-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 (24):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-freebsd-main 2020/11/20 22:46 freebsd 5dc4ad3d38ab 740ff461 log report syz
ci-freebsd-main 2020/11/19 18:09 freebsd 9c3205def665 0767f13f log report syz
ci-freebsd-main 2020/11/17 07:50 freebsd b7923586ef45 1bf9a662 log report syz
ci-freebsd-main 2020/04/30 17:06 freebsd 04816a15fbe1 3698959a log report syz
ci-freebsd-i386 2020/11/19 10:59 freebsd 9c3205def665 0767f13f log report syz
ci-freebsd-main 2021/06/21 02:10 freebsd-src 13604fb0fd43 aba2b2fb log report panic: mtx_lock() of destroyed mutex at sys/netinet/sctp_pcb.c:LINE
ci-freebsd-main 2021/06/02 08:04 freebsd-src 8cd05b883330 0740de69 log report panic: mtx_lock() of destroyed mutex at sys/netinet/sctp_pcb.c:LINE
ci-freebsd-main 2021/05/12 03:44 freebsd-src b8f113cab91f 86294427 log report panic: mtx_lock() of destroyed mutex at sys/netinet/sctp_pcb.c:LINE
ci-freebsd-main 2021/03/23 16:32 freebsd-src 63f344024a0d e613994b log report panic: mtx_lock() of destroyed mutex at sys/netinet/sctp_pcb.c:LINE
ci-freebsd-main 2021/02/19 14:11 freebsd-src 4c0bef07be07 14052202 log report panic: mtx_lock() of destroyed mutex at sys/netinet/sctp_pcb.c:LINE
ci-freebsd-main 2021/02/14 22:51 freebsd-src 25c6318c7906 98682e5e log report panic: mtx_lock() of destroyed mutex at sys/netinet/sctp_pcb.c:LINE
ci-freebsd-main 2021/02/08 21:10 freebsd-src 9600aa31aa63 2bd9619f log report panic: mtx_lock() of destroyed mutex at sys/netinet/sctp_pcb.c:LINE
ci-freebsd-i386 2021/06/30 21:26 freebsd-src 28dd6730a5d6 38a885d1 log report panic: mtx_lock() of destroyed mutex at sys/netinet/sctp_pcb.c:LINE
ci-freebsd-i386 2021/05/06 18:22 freebsd-src 0ec3e991112d 06585184 log report panic: mtx_lock() of destroyed mutex at sys/netinet/sctp_pcb.c:LINE
ci-freebsd-i386 2021/01/25 02:53 freebsd-src 8c5bef2eb24c 52e37319 log report panic: mtx_lock() of destroyed mutex at sys/netinet/sctp_pcb.c:LINE
ci-freebsd-main 2020/12/20 17:07 freebsd 9e4440ca5ba7 04201c06 log report
ci-freebsd-main 2020/11/20 20:38 freebsd 5dc4ad3d38ab 740ff461 log report
ci-freebsd-main 2020/11/19 17:34 freebsd 9c3205def665 0767f13f log report
ci-freebsd-main 2020/10/25 05:48 freebsd ddf1072aac49 2bb6666c log report
ci-freebsd-main 2020/10/02 15:38 freebsd 80c44090add1 062c9832 log report
ci-freebsd-main 2020/09/29 22:44 freebsd 1d20d26810fe 5abc3f1a log report
ci-freebsd-main 2020/09/24 00:46 freebsd 694d9e2fcf35 54289b08 log report
ci-freebsd-i386 2020/12/14 07:37 freebsd 5bc600ddc13d b22a7ec3 log report
ci-freebsd-i386 2020/11/18 13:08 freebsd 7b82af2e8801 09323409 log report