syzbot


panic: sx_try_xlock() of destroyed sx at sys/kern/uipc_sockbuf.c:LINE

Status: auto-closed as invalid on 2020/10/09 04:38
Reported-by: syzbot+cd9aa2028388f0313d64@syzkaller.appspotmail.com
First crash: 1763d, last: 1594d
Similar bugs (1)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
freebsd panic: sx_try_xlock() of destroyed sx at sys/kern/uipc_sockbuf.c:LINE (2) syz 21 1240d 1493d 0/2 closed as dup on 2021/09/07 21:57

Sample crash report:
panic: sx_try_xlock() of destroyed sx @ /syzkaller/managers/main/kernel/sys/kern/uipc_sockbuf.c:416
cpuid = 1
time = 1593630006
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe002a0cc730
vpanic() at vpanic+0x1c7/frame 0xfffffe002a0cc790
panic() at panic+0x43/frame 0xfffffe002a0cc7f0
sx_try_xlock_int() at sx_try_xlock_int+0x1e6/frame 0xfffffe002a0cc840
sblock() at sblock+0x5d/frame 0xfffffe002a0cc870
soreceive_generic() at soreceive_generic+0x1a1/frame 0xfffffe002a0cc930
soreceive() at soreceive+0xb9/frame 0xfffffe002a0cc990
kern_recvit() at kern_recvit+0x339/frame 0xfffffe002a0cca50
sys_recvmsg() at sys_recvmsg+0x97/frame 0xfffffe002a0ccac0
amd64_syscall() at amd64_syscall+0x262/frame 0xfffffe002a0ccbf0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe002a0ccbf0
--- syscall (198, FreeBSD ELF64, nosys), rip = 0x28288a, rsp = 0x7fffdff9af08, rbp = 0x7fffdff9af70 ---
KDB: enter: panic
[ thread pid 11524 tid 100235 ]
Stopped at      kdb_enter+0x67: movq    $0,0x14a3f36(%rip)
db> 
db> set $lines = 0
db> set $maxwidth = 0
db> show registers
cs                        0x20
ds                        0x3b  ll+0x1a
es                        0x3b  ll+0x1a
fs                        0x13
gs                        0x1b
ss                        0x28  ll+0x7
rax                       0x12
rcx         0xfffffe0026400000
rdx                    0x3ffff
rbx                          0
rsp         0xfffffe002a0cc710
rbp         0xfffffe002a0cc730
rsi                    0x40001
rdi         0xffffffff810c09e6  vprintf+0x176
r8                           0
r9                  0xffffffff
r10                       0xed  ll+0xcc
r11         0xfffffe002588fd10
r12         0xffffffff82068f70  ddb_dbbe
r13                          0
r14         0xffffffff819a9706
r15         0xffffffff819a9706
rip         0xffffffff810b5cf7  kdb_enter+0x67
rflags                    0x82  ll+0x61
kdb_enter+0x67: movq    $0,0x14a3f36(%rip)
db> show proc
Process 11524 (syz-executor.0) at 0xfffff8001038ca40:
 state: NORMAL
 uid: 0  gids: 0, 0, 5
 parent: pid 11111 at 0xfffff800643df520
 ABI: FreeBSD ELF64
 arguments: /root/syz-executor.0
 reaper: 0xfffff80003310000 reapsubtree: 1
 sigparent: 20
 vmspace: 0xfffffe002584c000
   (map 0xfffffe002584c000)
   (map.pmap 0xfffffe002584c0c0)
   (pmap 0xfffffe002584c120)
 threads: 8
101117                   RunQ                                syz-executor.0
100140                   S       sbwait  0xfffffe0025ca2e14  syz-executor.0
100206                   S       sbwait  0xfffffe0025cac37c  syz-executor.0
100208                   S       accept  0xfffffe0025cae310  syz-executor.0
100235                   Run     CPU 1                       syz-executor.0
100992                   S       sbwait  0xfffffe0025ca2e14  syz-executor.0
101109                   S       sbwait  0xfffffe0025cac37c  syz-executor.0
101129                   Run     CPU 0                       syz-executor.0
db> ps
  pid  ppid  pgrp   uid  state   wmesg   wchan               cmd
11528  9805  9805     0  S       (threaded)                  syz-executor.1
100570                   S       nanslp  0xffffffff8252f241  syz-executor.1
100181                   S       sbwait  0xfffffe0025ca8704  syz-executor.1
100245                   S       sbwait  0xfffffe0025c998e4  syz-executor.1
100255                   S       sbwait  0xfffffe0025ca8e14  syz-executor.1
100269                   S       uwait   0xfffff80003a43680  syz-executor.1
11527  5790  5790     0  S       (threaded)                  syz-executor.2
100205                   S       nanslp  0xffffffff8252f241  syz-executor.2
100187                   S       sbwait  0xfffffe0025c9aa8c  syz-executor.2
100221                   S       uwait   0xfffff800037ef080  syz-executor.2
100242                   S       uwait   0xfffff80003a40b80  syz-executor.2
100256                   S       uwait   0xfffff80010900200  syz-executor.2
100267                   S       uwait   0xfffff800037efd80  syz-executor.2
11526  6305  6305     0  S       (threaded)                  syz-executor.3
101193                   S       nanslp  0xffffffff8252f241  syz-executor.3
100229                   S       sbwait  0xfffffe0025c97ff4  syz-executor.3
100244                   S       sbwait  0xfffffe0025ca31d4  syz-executor.3
100214                   S       lockf   0xfffff8006441fa00  syz-executor.3
100240                   S       uwait   0xfffff800108f9080  syz-executor.3
100264                   S       uwait   0xfffff800108f9800  syz-executor.3
100271                   S       uwait   0xfffff800108f9580  syz-executor.3
11524 11111 11111     0  R       (threaded)                  syz-executor.0
101117                   RunQ                                syz-executor.0
100140                   S       sbwait  0xfffffe0025ca2e14  syz-executor.0
100206                   S       sbwait  0xfffffe0025cac37c  syz-executor.0
100208                   S       accept  0xfffffe0025cae310  syz-executor.0
100235                   Run     CPU 1                       syz-executor.0
100992                   S       sbwait  0xfffffe0025ca2e14  syz-executor.0
101109                   S       sbwait  0xfffffe0025cac37c  syz-executor.0
101129                   Run     CPU 0                       syz-executor.0
11425     1 11425    65  Ss      select  0xfffff80003c42c40  dhclient
11133     1 11133     0  Ss      select  0xfffff80003c43740  dhclient
11129     1 11129     0  Ss      select  0xfffff80003c431c0  dhclient
11111   768 11111     0  Ss      nanslp  0xffffffff8252f241  syz-executor.0
10137     1 10137    65  Ss      select  0xfffff8006441f4c0  dhclient
 9827     1  9827     0  Ss      select  0xfffff80003c43040  dhclient
 9824     1  9824     0  Ss      select  0xfffff8006441fdc0  dhclient
 9805   768  9805     0  Ss      nanslp  0xffffffff8252f241  syz-executor.1
 6902     1  6902    65  Ss      select  0xfffff800101210c0  dhclient
 6579     1  6579     0  Ss      select  0xfffff8001011c040  dhclient
 6575     1  6575     0  Ss      select  0xfffff80003c43bc0  dhclient
 6305   768  6305     0  Ss      nanslp  0xffffffff8252f241  syz-executor.3
 6204     1  6204    65  Ss      select  0xfffff80003c43240  dhclient
 5811     1  5811     0  Ss      select  0xfffff800101212c0  dhclient
 5807     1  5807     0  Ss      select  0xfffff80003bf7ec0  dhclient
 5790   768  5790     0  Ss      nanslp  0xffffffff8252f241  syz-executor.2
  768   766   766     0  S       (threaded)                  syz-fuzzer
100078                   S       uwait   0xfffff800037efa80  syz-fuzzer
100108                   S       uwait   0xfffff80003317c80  syz-fuzzer
100109                   S       uwait   0xfffff80003317d80  syz-fuzzer
100110                   S       uwait   0xfffff80003a40580  syz-fuzzer
100111                   S       uwait   0xfffff80003a40680  syz-fuzzer
100112                   S       uwait   0xfffff80003a40780  syz-fuzzer
100113                   S       uwait   0xfffff80003a40880  syz-fuzzer
100114                   S       uwait   0xfffff80003a40980  syz-fuzzer
100115                   S       uwait   0xfffff80003317380  syz-fuzzer
100116                   S       kqread  0xfffff80003df7a00  syz-fuzzer
  766   764   766     0  Ss      pause   0xfffff800104265c8  csh
  764   682   764     0  Ss      select  0xfffff80010121a40  sshd
  748     1   748     0  Ss+     ttyin   0xfffff80003806cb0  getty
  747     1   747     0  Ss+     ttyin   0xfffff80003b06cb0  getty
  746     1   746     0  Ss+     ttyin   0xfffff80003b090b0  getty
  745     1   745     0  Ss+     ttyin   0xfffff80003b094b0  getty
  744     1   744     0  Ss+     ttyin   0xfffff80003b098b0  getty
  743     1   743     0  Ss+     ttyin   0xfffff80003b09cb0  getty
  742     1   742     0  Ss+     ttyin   0xfffff80003b080b0  getty
  741     1   741     0  Ss+     ttyin   0xfffff80003b084b0  getty
  740     1   740     0  Ss+     ttyin   0xfffff80003b088b0  getty
  686     1   686     0  Ss      nanslp  0xffffffff8252f240  cron
  682     1   682     0  Ss      select  0xfffff80003c429c0  sshd
  495     1   495     0  Ss      select  0xfffff80010121ac0  syslogd
  424     1   424     0  Ss      select  0xfffff80003c42ec0  devd
  423     1   423    65  Ss      select  0xfffff80003c42ac0  dhclient
  338     1   338     0  Ss      select  0xfffff80010121b40  dhclient
  335     1   335     0  Ss      select  0xfffff80003c450c0  dhclient
   23     0     0     0  DL      syncer  0xffffffff8261a498  [syncer]
   22     0     0     0  DL      vlruwt  0xfffff800033eca40  [vnlru]
   21     0     0     0  DL      (threaded)                  [bufdaemon]
100069                   D       qsleep  0xffffffff826197e0  [bufdaemon]
100076                   D       -       0xffffffff8200aa00  [bufspacedaemon-0]
100085                   D       sdflush 0xfffff8000342c4e8  [/ worker]
   20     0     0     0  DL      psleep  0xffffffff82640708  [vmdaemon]
   19     0     0     0  DL      (threaded)                  [pagedaemon]
100067                   D       psleep  0xffffffff82634b98  [dom0]
100074                   D       launds  0xffffffff82634ba4  [laundry: dom0]
100075                   D       umarcl  0xffffffff8154f590  [uma]
   18     0     0     0  DL      -       0xffffffff82362e78  [rand_harvestq]
   17     0     0     0  DL      pftm    0xffffffff82bd73a0  [pf purge]
   16     0     0     0  DL      waiting 0xffffffff8261cc10  [sctp_iterator]
   15     0     0     0  DL      -       0xffffffff82618dec  [soaiod4]
    9     0     0     0  DL      -       0xffffffff82618dec  [soaiod3]
    8     0     0     0  DL      -       0xffffffff82618dec  [soaiod2]
    7     0     0     0  DL      -       0xffffffff82618dec  [soaiod1]
    6     0     0     0  DL      (threaded)                  [cam]
100033                   D       -       0xffffffff8223abc0  [doneq0]
100066                   D       -       0xffffffff8223aa90  [scanner]
    5     0     0     0  DL      crypto_ 0xfffff80003212d90  [crypto returns 1]
    4     0     0     0  DL      crypto_ 0xfffff80003212d30  [crypto returns 0]
    3     0     0     0  DL      crypto_ 0xffffffff82632440  [crypto]
   14     0     0     0  DL      seqstat 0xfffff800030d5488  [sequencer 00]
   13     0     0     0  DL      (threaded)                  [geom]
100024                   D       -       0xffffffff8250e1c0  [g_event]
100025                   D       -       0xffffffff8250e1c8  [g_up]
100026                   D       -       0xffffffff8250e1d0  [g_down]
    2     0     0     0  DL      (threaded)                  [KTLS]
100017                   D       -       0xfffff80003093700  [thr_0]
100018                   D       -       0xfffff80003093740  [thr_1]
   12     0     0     0  WL      (threaded)                  [intr]
100012                   I                                   [swi6: task queue]
100013                   I                                   [swi6: Giant taskq]
100016                   I                                   [swi5: fast taskq]
100019                   I                                   [swi3: vm]
100020                   I                                   [swi1: netisr 0]
100021                   I                                   [swi4: clock (0)]
100022                   I                                   [swi4: clock (1)]
100034                   I                                   [irq24: virtio_pci0]
100035                   I                                   [irq25: virtio_pci0]
100036                   I                                   [irq26: virtio_pci0]
100037                   I                                   [irq27: virtio_pci0]
100038                   I                                   [irq28: virtio_pci1]
100039                   I                                   [irq29: virtio_pci1]
100040                   I                                   [irq30: virtio_pci1]
100041                   I                                   [irq31: virtio_pci1]
100042                   I                                   [irq32: virtio_pci1]
100047                   I                                   [irq10: virtio_pci2]
100049                   I                                   [irq1: atkbd0]
100050                   I                                   [irq12: psm0]
100051                   I                                   [swi0: uart uart++]
100060                   I                                   [swi1: pf send]
100072                   I                                   [swi1: hpts]
100073                   I                                   [swi1: hpts]
   11     0     0     0  RL      (threaded)                  [idle]
100003                   CanRun                              [idle: cpu0]
100004                   CanRun                              [idle: cpu1]
    1     0     1     0  SLs     wait    0xfffff80003310000  [init]
   10     0     0     0  DL      audit_w 0xffffffff82632858  [audit]
    0     0     0     0  DLs     (threaded)                  [kernel]
100000                   D       swapin  0xffffffff8250e750  [swapper]
100005                   D       -       0xfffff80003356100  [softirq_0]
100006                   D       -       0xfffff80003356000  [softirq_1]
100007                   D       -       0xfffff80003357e00  [if_io_tqg_0]
100008                   D       -       0xfffff80003357d00  [if_io_tqg_1]
100009                   D       -       0xfffff80003357c00  [if_config_tqg_0]
100010                   D       -       0xfffff80003351800  [kqueue_ctx taskq]
100011                   D       -       0xfffff80003351700  [aiod_kick taskq]
100014                   D       -       0xfffff80003351200  [in6m_free taskq]
100015                   D       -       0xfffff80003351100  [thread taskq]
100023                   D       -       0xfffff8000334e900  [firmware taskq]
100028                   D       -       0xfffff8000334e800  [crypto_0]
100029                   D       -       0xfffff8000334e800  [crypto_1]
100043                   D       -       0xfffff8000334e200  [vtnet0 rxq 0]
100044                   D       -       0xfffff8000334e100  [vtnet0 txq 0]
100045                   D       -       0xfffff8000334e000  [vtnet0 rxq 1]
100046                   D       -       0xfffff8000334fe00  [vtnet0 txq 1]
100048                   D       vtbslp  0xfffff800034f3580  [virtio_balloon]
100052                   D       -       0xfffff8000334f700  [mca taskq]
100057                   D       -       0xffffffff81d4ee31  [deadlkres]
100061                   D       -       0xfffff80003b66200  [acpi_task_0]
100062                   D       -       0xfffff80003b66200  [acpi_task_1]
100063                   D       -       0xfffff80003b66200  [acpi_task_2]
100065                   D       -       0xfffff8000334e700  [CAM taskq]
db> show all locks
Process 11524 (syz-executor.0) thread 0xfffffe0025c80100 (101129)
exclusive sleep mutex eventhandler (eventhandler) r = 0 (0xffffffff82559a70) locked @ /syzkaller/managers/main/kernel/sys/kern/subr_eventhandler.c:271
exclusive sleep mutex socket (socket) r = 0 (0xfffffe0025c96530) locked @ /syzkaller/managers/main/kernel/sys/netinet/tcp_usrreq.c:448
exclusive rw tcpinp (tcpinp) r = 0 (0xfffff800102925d8) locked @ /syzkaller/managers/main/kernel/sys/netinet/tcp_usrreq.c:441
db> show malloc
              Type        InUse        MemUse     Requests
           pf_hash            5        11524K            5
            devbuf         4212         4850K         4240
          tcp_hpts            5         3201K            5
             vtbuf           24         1968K           46
         sysctloid        27951         1631K        28015
              kobj          334         1336K          493
            newblk           10         1027K        16563
          vfscache            4         1025K            4
          inodedep          106          565K        13688
               pcb           28          537K         8038
         ufs_quota            1          512K            1
          vfs_hash            1          512K            1
           callout            2          512K            2
              intr            4          472K            4
           subproc          145          293K        11611
            acpica         1674          185K        55859
         vnet_data            1          168K            1
          filedesc           22          153K        20675
           pagedep           13          131K        10384
        tfo_ccache            1          128K            1
               sem            4          106K            4
            DEVFS1          105          105K          122
            linker          239           96K          322
               BPF           46           88K          142
               bus          972           79K         3448
          mtx_pool            2           72K            2
          syncache            1           68K            1
          acpitask            1           64K            1
       ddb_capture            1           64K            1
            module          501           63K          501
              umtx          378           48K          378
           kdtrace          211           41K        79691
            ifaddr           95           36K          130
              temp           35           33K         4634
         hostcache            1           32K            1
               shm            1           32K           25
            DEVFS3          124           31K          134
               msg            4           30K            4
        DEVFS_RULE           56           27K           56
              vmem            3           26K            5
        gtaskqueue           18           26K           18
            dirrem           90           23K        13133
            kbdmux            6           22K            6
         ufs_mount            5           17K            6
              proc            3           17K            3
               tty           16           16K           16
           tidhash            1           16K            1
           ithread           98           16K           98
           lltable           40           14K          204
       ether_multi          172           14K          519
            bus-sc           30           14K         1439
            KTRACE          100           13K          100
             ifnet            7           13K            7
              kenv           92           12K           92
      eventhandler          132           12K          132
          freefile           88           11K        13117
            select           85           11K           85
         in6_multi           89           11K          289
         pfs_nodes           20           10K           20
              GEOM           60           10K          488
              rman           82           10K          423
         bmsafemap            2            9K        13519
              UART           12            9K           12
           devstat            4            9K            4
               rpc            2            8K            2
         sctp_timw           32            8K           32
             shmfd            1            8K           39
       pfs_vncache            1            8K            1
     audit_evclass          233            8K          291
              cred           28            7K          809
            kqueue           65            7K        11533
           CAM DEV            3            6K          510
            plimit           24            6K          968
                vt           11            6K           11
            sglist            5            6K            5
         CAM queue            5            6K         1528
            DEVFSP           78            5K          358
         taskqueue           45            5K           45
       ufs_dirhash           24            5K           24
             lockf           44            5K        29041
           session           35            5K          104
              pgrp           35            5K          115
          pf_ifnet           10            5K           23
               UMA          249            5K          249
           memdesc            1            4K            1
               MCA           32            4K           32
             evdev            4            4K            4
          kcovinfo           64            4K          306
          routetbl           19            4K           49
             hhook           13            4K           13
         proc-args           52            3K         1135
           acpisem           22            3K           22
          terminal           11            3K           11
          sctp_ifa           18            3K           59
           uidinfo            3            3K           33
        local_apic            1            2K            1
           io_apic            1            2K            1
         ipsec-saq            2            2K            2
            ip6ndp           12            2K           49
           CAM XPT           22            2K          543
            Unitno           27            2K       111095
          in_multi            6            2K           21
            diradd           11            2K        13235
       inpcbpolicy           41            2K        64043
           acpidev           20            2K           20
               msi            9            2K            9
               tun            7            2K            7
          freework            5            2K        11891
           softdep            1            1K            1
             mkdir            8            1K        20540
          freeblks            4            1K        10507
       ipsecpolicy            1            1K            1
            sahead            1            1K            1
          secasvar            1            1K            1
             clone            8            1K            8
       vnodemarker            2            1K          520
      NFSD session            1            1K            1
        CAM periph            4            1K          271
         newdirblk            6            1K        10270
               mld            6            1K            6
          sctp_ifn            6            1K           20
              igmp            6            1K            6
             nhops            6            1K            6
         toponodes            6            1K            6
            isadev            6            1K            6
             mount           16            1K           86
          pci_link           10            1K           10
               iov            7            1K        53111
            crypto            3            1K            3
              pfil            4            1K            4
    chacha20random            1            1K            1
           CAM SIM            2            1K            2
             epoch            4            1K            4
              cdev            2            1K            2
 encap_export_host            8            1K            8
           pf_osfp            3            1K            3
               osd            3            1K            9
            vnodes            1            1K           13
      NFSD lckfile            1            1K            1
     NFSD V4client            1            1K            1
             DEVFS            9            1K           10
            feeder            7            1K            7
        loginclass            3            1K            6
     CAM dev queue            2            1K            2
 CAM I/O Scheduler            1            1K            1
            apmdev            1            1K            1
          atkbddev            2            1K            2
          CAM path            4            1K         1034
           tcpfunc            2            1K            2
              ktls            1            1K            1
          pmchooks            1            1K            1
            prison            4            1K            4
            soname            4            1K        10141
          nexusdev            5            1K            5
          filecaps            5            1K          207
           entropy            2            1K           78
          sctp_vrf            1            1K            1
        ip_msource            1            1K            1
              vnet            1            1K            1
          acpiintr            1            1K            1
               pmc            1            1K            1
              cpus            2            1K            2
    vnet_data_free            1            1K            1
           Per-cpu            1            1K            1
          p1003.1b            1            1K            1
          pf_table            0            0K            3
           pf_rule            0            0K           40
           pf_altq            0            0K            0
           pf_temp            0            0K            0
            vtfont            0            0K            0
        madt_table            0            0K            2
           ath_hal            0            0K            0
            athdev            0            0K            0
           ata_pci            0            0K            0
           ata_dma            0            0K            0
       ata_generic            0            0K            0
               amr            0            0K            0
           scsi_da            0            0K           69
            pvscsi            0            0K            0
          smartpqi            0            0K            0
            ata_da            0            0K            0
           scsi_ch            0            0K            0
           scsi_cd            0            0K            0
            USBdev            0            0K            0
               USB            0            0K            0
       AHCI driver            0            0K            0
               agp            0            0K            0
              iavf            0            0K            0
               ixl            0            0K            0
           nvme_da            0            0K            0
           acpipwr            0            0K            0
            twsbuf            0            0K            0
      twe_commands            0            0K            0
      twa_commands            0            0K            0
        ice-resmgr            0            0K            0
         ice-osdep            0            0K            0
               ice            0            0K            0
       fpukern_ctx            0            0K            0
       tcp_log_dev            0            0K            4
          xen_intr            0            0K            0
      midi buffers            0            0K            0
             mixer            0            0K            0
           xen_hvm            0            0K            0
         legacydrv            0            0K            0
            qpidrv            0            0K            0
              ac97            0            0K            0
      dmar_idpgtbl            0            0K            0
          dmar_dom            0            0K            0
          dmar_ctx            0            0K            0
       dmar_dmamap            0            0K            0
             hdacc            0            0K            0
              hdac            0            0K            0
              hdaa            0            0K            0
              isci            0            0K            0
     hyperv_socket            0            0K            0
           bxe_ilt            0            0K            0
            xenbus            0            0K            0
         acpi_perf            0            0K            0
         acpicmbat            0            0K            0
       SIIS driver            0            0K            0
     vm_fictitious            0            0K            0
           CAM CCB            0            0K        21608
               PUC            0            0K            0
          ppbusdev            0            0K            0
agtiapi_MemAlloc malloc            0            0K            0
    osti_cacheable            0            0K            0
          tempbuff            0            0K            0
           UMAHash            0            0K            0
          tempbuff            0            0K            0
ag_tgt_map_t malloc            0            0K            0
         vm_pgdata            0            0K            0
           jblocks            0            0K            0
          savedino            0            0K         8779
          sentinel            0            0K            0
            jfsync            0            0K            0
            jtrunc            0            0K            0
             sbdep            0            0K          261
           jsegdep            0            0K            0
              jseg            0            0K            0
         jfreefrag            0            0K            0
          jfreeblk            0            0K            0
           jnewblk            0            0K            0
            jmvref            0            0K            0
           jremref            0            0K            0
           jaddref            0            0K            0
           freedep            0            0K            0
          freefrag            0            0K           24
        allocindir            0            0K            0
          indirdep            0            0K         1811
       allocdirect            0            0K            0
          ufs_trim            0            0K            0
           mactemp            0            0K            0
     audit_trigger            0            0K            0
 audit_pipe_presel            0            0K            0
     audit_pipeent            0            0K            0
        audit_pipe            0            0K            0
      audit_evname            0            0K            0
         audit_bsm            0            0K            0
      audit_gidset            0            0K            0
        audit_text            0            0K            0
        audit_path            0            0K            0
        audit_data            0            0K            0
        audit_cred            0            0K            0
             xform            0            0K            0
ag_slr_map_t malloc            0            0K            0
               NLM            0            0K            0
    ipsec-spdcache            0            0K            0
         ipsec-reg            0            0K            0
        ipsec-misc            0            0K            0
      ipsecrequest            0            0K            0
            ip6opt            0            0K           46
       ip6_msource            0            0K            0
      ip6_moptions            0            0K            0
       in6_mfilter            0            0K            0
             frag6            0            0K            0
            tcplog            0            0K            0
lDevFlags * malloc            0            0K            0
               LRO            0            0K            0
        sctp_mcore            0            0K            0
        sctp_socko            0            0K         2384
         sctp_iter            0            0K           64
         sctp_mvrf            0            0K            0
         sctp_cpal            0            0K            2
         sctp_cmsg            0            0K            0
         sctp_stre            0            0K            0
         sctp_athi            0            0K            0
         sctp_athm            0            0K         3755
         sctp_atky            0            0K         4509
         sctp_atcl            0            0K         3751
         sctp_a_it            0            0K           62
         sctp_aadr            0            0K            0
         sctp_stro            0            0K          754
         sctp_stri            0            0K            8
          sctp_map            0            0K         1508
      newreno data            0            0K            0
       ip_moptions            0            0K           22
        in_mfilter            0            0K            2
              ipid            0            0K            0
         80211scan            0            0K            0
      80211ratectl            0            0K            0
        80211power            0            0K            0
       80211nodeie            0            0K            0
         80211node            0            0K            0
      80211mesh_gt            0            0K            0
      80211mesh_rt            0            0K            0
         80211perr            0            0K            0
         80211prep            0            0K            0
         80211preq            0            0K            0
          80211dfs            0            0K            0
       80211crypto            0            0K            0
          80211vap            0            0K            0
             iflib            0            0K            0
              vlan            0            0K            0
               gif            0            0K            0
           ifdescr            0            0K            0
              zlib            0            0K            0
           fadvise            0            0K            6
tiDeviceHandle_t * malloc            0            0K            0
            statfs            0            0K        10459
       export_host            0            0K            0
        cl_savebuf            0            0K           13
ag_portal_data_t malloc            0            0K            0
ag_device_t malloc            0            0K            0
     STLock malloc            0            0K            0
          CCB List            0            0K            0
            sr_iov            0            0K            0
               OCS            0            0K            0
               OCS            0            0K            0
              nvme            0            0K            0
               nvd            0            0K            0
            netmap            0            0K            0
            mwldev            0            0K            0
        MVS driver            0            0K            0
     CAM ccb queue            0            0K            0
          mrsasbuf            0            0K            0
          mpt_user            0            0K            0
          mps_user            0            0K            0
            biobuf            0            0K            0
              aios            0            0K            0
               lio            0            0K            0
               acl            0            0K            0
            MPSSAS            0            0K            0
          mbuf_tag            0            0K          693
              accf            0            0K            0
               pts            0            0K            0
          ioctlops            0            0K          762
           Witness            0            0K            0
             stack            0            0K            0
               mps            0            0K            0
          mpr_user            0            0K            0
            MPRSAS            0            0K            0
               mpr            0            0K            0
            mfibuf            0            0K            0
        md_sectors            0            0K            0
              sbuf            0            0K          288
           md_disk            0            0K            0
          firmware            0            0K            0
        compressor            0            0K            0
           malodev            0            0K            0
              SWAP            0            0K            0
               LED            0            0K            0
         sysctltmp            0            0K         1147
            sysctl            0            0K            1
              ekcd            0            0K            0
            dumper            0            0K            0
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              rctl            0            0K            0
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                ix            0            0K            0
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            iirbuf            0            0K            0
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       aacraid_buf            0            0K            0
      prison_racct            0            0K            0
       Fail Points            0            0K            0
             sigio            0            0K           82
filedesc_to_leader            0            0K            0
               pwd            0            0K            0
       tty console            0            0K            0
            aaccam            0            0K            0
            aacbuf            0            0K            0
              zstd            0            0K            0
            nvlist            0            0K            0
          SCSI ENC            0            0K            0
           SCSI sa            0            0K            0
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     tr_raid5_data            0            0K            0
    tr_raid1e_data            0            0K            0
     tr_raid1_data            0            0K            0
     tr_raid0_data            0            0K            0
    tr_concat_data            0            0K            0
       md_sii_data            0            0K            0
   md_promise_data            0            0K            0
    md_nvidia_data            0            0K            0
   md_jmicron_data            0            0K            0
     md_intel_data            0            0K            0
       md_ddf_data            0            0K            0
         raid_data            0            0K           72
     geom_flashmap            0            0K            0
           NFS FHA            0            0K            0
         newnfsmnt            0            0K            0
  newnfsclient_req            0            0K            0
   NFSCL layrecall            0            0K            0
     NFSCL session            0            0K            0
     NFSCL sockreq            0            0K            0
     NFSCL devinfo            0            0K            0
     NFSCL flayout            0            0K            0
      NFSCL layout            0            0K            0
     NFSD rollback            0            0K            0
NFSCL diroffdiroff            0            0K            0
       NEWdirectio            0            0K            0
        NEWNFSnode            0            0K            0
         NFSCL lck            0            0K            0
      NFSCL lckown            0            0K            0
      NFSCL client            0            0K            0
       NFSCL deleg            0            0K            0
        NFSCL open            0            0K            0
       NFSCL owner            0            0K            0
            NFS fh            0            0K            0
           NFS req            0            0K            0
     NFSD usrgroup            0            0K            0
       NFSD string            0            0K            0
       NFSD V4lock            0            0K            0
      NFSD V4state            0            0K            0
     NFSD srvcache            0            0K            0
       msdosfs_fat            0            0K            0
     msdosfs_mount            0            0K            0
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            DEVFS4            0            0K            0
            DEVFS2            0            0K            0
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       privcmd_dev            0            0K            0
        evtchn_dev            0            0K            0
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         scsi_pass            0            0K            0
         ciss_data            0            0K            0
               xnb            0            0K            0
              xbbd            0            0K            0
               xbd            0            0K            0
           Balloon            0            0K            0
          sysmouse            0            0K            0
db> show uma
              Zone   Size    Used    Free    Requests  Sleeps  Bucket  Total Mem    XFree
      mbuf_cluster   2048    9780     126        9780       0     254   20287488        0
   mbuf_jumbo_page   4096       1    1269        1857       0     254    5201920        0
       mbuf_packet    256    8226    1426      718766       0     254    2470912        0
               512    512    4146      30        4237       0      30    2138112        0
        RADIX NODE    144   13991     846      492894       0      62    2136528        0
          BUF TRIE    144     452   13044       15501       0      62    1943424        0
              4096   4096     336       4         946       0       2    1392640        0
               128    128    9806     300       22583       0     126    1293568        0
         sctp_asoc   2288       0     510         754       0     254    1166880        0
       UMA Slabs 0    112    7975      11        7975       0     126     894432        0
              pbuf    832       0     889           0       0       2     739648        0
            socket    904      66     699       69321       0     254     691560        0
           sctp_ep   1280       0     510        2993       0     254     652800        0
             tcpcb   1040       8     509        4314       0     254     537680        0
              mbuf    256     516    1517      393303       0     254     520448        0
              2048   2048       0     232       21656       0       8     475136        0
        256 Bucket   2048     191      19        1097       0       8     430080        0
         VM OBJECT    264    1412     118      214988       0      30     403920        0
        sctp_raddr    736       0     517         754       0     254     380512        0
             g_bio    408       0     930       84086       0      30     379440        0
     udplite_inpcb    488      26     742       59102       0     254     374784        0
             VNODE    488     616     104       13748       0      30     351360        0
            THREAD   1792     165      24       56713       0       8     338688        0
              4096   4096      63       9       11529       0       2     294912        0
             65536  65536       4       0           4       0       1     262144        0
             ripcb    488       5     507         173       0     254     249856        0
         tcp_inpcb    488       8     504        4314       0     254     249856        0
         udp_inpcb    488       2     510         454       0     254     249856        0
             16384  16384      10       4       10331       0       1     229376        0
                64     64    2817     522       20223       0     254     213696        0
           tcp_log    416       0     513          15       0     254     213408        0
         MAP ENTRY     96    1717     425      716291       0     126     205632        0
             65536  65536       1       2         708       0       1     196608        0
             32768  32768       0       6          22       0       1     196608        0
                16     16   11776     474       11972       0     254     196000        0
              4096   4096      39       7         114       0       2     188416        0
               128    128    1170     225       25448       0     126     178560        0
       FFS2 dinode    256     579     111       13708       0      62     176640        0
               256    256      40     650       28630       0      62     176640        0
         UMA Zones    768     223       3         223       0      16     173568        0
                32     32    4647     519       15063       0     254     165312        0
             32768  32768       0       5        1616       0       1     163840        0
         vmem btag     56    2290     361        2290       0     254     148456        0
             16384  16384       4       5          40       0       1     147456        0
              1024   1024     117      27         395       0      16     147456        0
               512    512     108     164       14204       0      30     139264        0
           VMSPACE   2536      40      14       11507       0       4     136944        0
             65536  65536       0       2         116       0       1     131072        0
             65536  65536       2       0           2       0       1     131072        0
             65536  65536       1       1           9       0       1     131072        0
             unpcb    256      20     490        2163       0     254     130560        0
        128 Bucket   1024      66      49        1090       0      16     117760        0
          ksiginfo    112      65     979         234       0     126     116928        0
       tcp_bbr_map    128       0     899        2600       0     126     115072        0
         FFS inode    160     579     121       13709       0      62     112000        0
       S VFS Cache    108     540     468       15646       0     126     108864        0
            clpbuf    832       0     128        6680       0      16     106496        0
              PROC   1312      62      19       11528       0       8     106272        0
               256    256      46     329       20894       0      62      96000        0
               256    256     202     173       69255       0      62      96000        0
         filedesc0   1088      63      21       11529       0       8      91392        0
          syncache    168       0     528           6       0     254      88704        0
         64 Bucket    512      99      69        8818       0      30      86016        0
               128    128     430     221       20965       0     126      83328        0
          UMA Kegs    384     209       6         209       0      30      82560        0
               256    256     118     197       26852       0      62      80640        0
               512    512     100      52         782       0      30      77824        0
              1024   1024       4      64        1067       0      16      69632        0
                64     64     520     551        1589       0     254      68544        0
               128    128     325     202         805       0     126      67456        0
               128    128     193     334       24021       0     126      67456        0
             65536  65536       1       0           1       0       1      65536        0
              2048   2048       8      24         887       0       8      65536        0
              2048   2048       1      31        2994       0       8      65536        0
               256    256     161      94        5581       0      62      65280        0
               256    256     102     153       13706       0      62      65280        0
         32 Bucket    256      80     175        3045       0      62      65280        0
               512    512      49      71        3835       0      30      61440        0
sctp_stream_msg_out    112       0     540           8       0     254      60480        0
              8192   8192       6       1          34       0       1      57344        0
              8192   8192       2       5          34       0       1      57344        0
                64     64     306     513       38933       0     254      52416        0
                64     64     454     365         953       0     254      52416        0
                64     64     252     567       13464       0     254      52416        0
             Files     80     261     389      100126       0     126      52000        0
               128    128     116     287       25371       0     126      51584        0
               128    128     167     236         577       0     126      51584        0
               256    256      87     108        2151       0      62      49920        0
              pipe    760      22      43         860       0      16      49400        0
           DIRHASH   1024      34      14          34       0      16      49152        0
             NAMEI   1024       0      48       76383       0      16      49152        0
              4096   4096       8       4         116       0       2      49152        0
              2048   2048       9      15          67       0       8      49152        0
               512    512      53      43         169       0      30      49152        0
        sctp_readq    152       0     260           2       0     254      39520        0
        sctp_chunk    152       0     260          12       0     254      39520        0
             selfd     64     155     412       85348       0     254      36288        0
                64     64      14     553          87       0     254      36288        0
                64     64      72     495       11562       0     254      36288        0
                64     64       5     562        1842       0     254      36288        0
               128    128      43     236         145       0     126      35712        0
     routing nhops    256      13     122          96       0      62      34560        0
           ttyoutq    256      72      63         160       0      62      34560        0
               256    256      18     117         919       0      62      34560        0
         TURNSTILE    136     190      62         190       0      62      34272        0
        SLEEPQUEUE     88     190     194         190       0     126      33792        0
             32768  32768       1       0           1       0       1      32768        0
             32768  32768       1       0           1       0       1      32768        0
             32768  32768       0       1         112       0       1      32768        0
             32768  32768       1       0           1       0       1      32768        0
              8192   8192       3       1          86       0       1      32768        0
              8192   8192       4       0           4       0       1      32768        0
              2048   2048       2      14          27       0       8      32768        0
              2048   2048       9       7          12       0       8      32768        0
              2048   2048       2      14         449       0       8      32768        0
              1024   1024      16      16          54       0      16      32768        0
              1024   1024       3      29        2206       0      16      32768        0
              1024   1024      17      15          17       0      16      32768        0
               512    512      21      43         139       0      30      32768        0
               512    512      11      53          12       0      30      32768        0
     mt_stats_zone     64     443      69         443       0     254      32768        0
           64 pcpu      8    3886     210        4371       0     254      32768        0
         16 Bucket    144      84     140       60880       0      62      32256        0
             KNOTE    160      27     173       90434       0      62      32000        0
            ttyinq    160     135      65         300       0      62      32000        0
          8 Bucket     80     102     298       33268       0     126      32000        0
       tcp_bbr_pcb    832       0      36         898       0      16      29952        0
            cpuset    104       7     272           7       0     126      29016        0
           pf tags    104       0     273           6       0     126      28392        0
        sctp_laddr     48       0     588         113       0     254      28224        0
         hostcache     96       1     293           1       0     254      28224        0
             udpcb     32      28     854       59556       0     254      28224        0
               PWD     32      22     860       10379       0     254      28224        0
                32     32     124     758      179245       0     254      28224        0
          4 Bucket     48       6     582       34222       0     254      28224        0
        KMAP ENTRY     96      12     279          12       0     126      27936        0
           rtentry    208      31     102          96       0      62      27664        0
              4096   4096       1       5       10460       0       2      24576        0
          rl_entry     40     100     506         100       0     254      24240        0
          2 Bucket     32      79     677       20317       0     254      24192        0
      vtnet_tx_hdr     24       0    1002      362356       0     254      24048        0
                32     32      27     603        2772       0     254      20160        0
                32     32     111     519        1028       0     254      20160        0
                32     32     104     526         989       0     254      20160        0
                32     32      12     618         199       0     254      20160        0
                32     32      46     584        3790       0     254      20160        0
          procdesc    136       5     140          38       0      62      19720        0
       L VFS Cache    328       0      60           2       0      30      19680        0
 epoch_record pcpu    256       4      60           4       0      62      16384        0
             16384  16384       1       0           1       0       1      16384        0
             16384  16384       0       1         136       0       1      16384        0
             16384  16384       1       0           1       0       1      16384        0
              8192   8192       2       0           2       0       1      16384        0
              8192   8192       2       0           2       0       1      16384        0
              8192   8192       2       0           2       0       1      16384        0
              4096   4096       1       3          11       0       2      16384        0
              4096   4096       4       0           5       0       2      16384        0
              2048   2048       1       7          13       0       8      16384        0
              1024   1024       2      14          42       0      16      16384        0
              1024   1024       6      10           6       0      16      16384        0
              1024   1024       1      15           1       0      16      16384        0
               512    512       2      30         331       0      30      16384        0
             rentr     24       0     668        6620       0     254      16032        0
           mt_zone     24     443     225         443       0     254      16032        0
                16     16     252     748        4089       0     254      16000        0
      tcp_log_node    120       0     132           2       0     126      15840        0
              kenv    258       3      57        1149       0      30      15480        0
               MAP    216       2      69           2       0      62      15336        0
     FPU_save_area    832       1      17           1       0      16      14976        0
              vmem   1856       1       7           1       0       8      14848        0
    tcp_log_bucket    176       0      69           1       0      62      12144        0
                32     32      12     366         781       0     254      12096        0
                16     16      16     734        1555       0     254      12000        0
                16     16      14     736        4348       0     254      12000        0
                16     16      28     722         325       0     254      12000        0
                16     16     204     546        2854       0     254      12000        0
                16     16       4     746           5       0     254      12000        0
                16     16      22     728       25390       0     254      12000        0
       Mountpoints   2816       2       2           2       0       4      11264        0
           SMR CPU     32       2     253           2       0     254       8160        0
        SMR SHARED     24       2     253           2       0     254       6120        0
       UMA Slabs 1    176       8      14           8       0      62       3872        0
          int pcpu      4      18     494          18       0     254       2048        0
       FFS1 dinode    128       0       0           0       0     126          0        0
             swblk    136       0       0           0       0      62          0        0
          swpctrie    144       0       0           0       0      62          0        0
   pf state scrubs     40       0       0           0       0     254          0        0
   pf frag entries     40       0       0           0       0     254          0        0
          pf frags    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 mtags     48       0       0           0       0     254          0        0
    IPsec SA lft_c     16       0       0           0       0     254          0        0
   sctp_asconf_ack     48       0       0           0       0     254          0        0
       sctp_asconf     40       0       0           0       0     254          0        0
          tcpreass     48       0       0           0       0     254          0        0
tfo_ccache_entries     80       0       0           0       0     126          0        0
               tfo      4       0       0           0       0     254          0        0
          sackhole     32       0       0           0       0     254          0        0
             tcptw     88       0       0           0       0     254          0        0
               ipq     56       0       0           0       0     254          0        0
            itimer    352       0       0           0       0      30          0        0
            AIOLIO    280       0       0           0       0      30          0        0
             AIOCB    752       0       0           0       0      16          0        0
              AIOP     32       0       0           0       0     254          0        0
               AIO    208       0       0           0       0      62          0        0
           NCLNODE    592       0       0           0       0      16          0        0
     LTS VFS Cache    368       0       0           0       0      30          0        0
     STS VFS Cache    148       0       0           0       0      62          0        0
         VNODEPOLL    120       0       0           0       0     126          0        0
    crypto_session     72       0       0           0       0     126          0        0
           cryptop    280       0       0           0       0      30          0        0
      nvme_request    128       0       0           0       0     126          0        0
    DMAR_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
             65536  65536       0       0           0       0       1          0        0
             65536  65536       0       0           0       0       1          0        0
             32768  32768       0       0           0       0       1          0        0
             32768  32768       0       0           0       0       1          0        0
             16384  16384       0       0           0       0       1          0        0
             16384  16384       0       0           0       0       1          0        0
             16384  16384       0       0           0       0       1          0        0
              8192   8192       0       0           0       0       1          0        0
              4096   4096       0       0           0       0       2          0        0
            fakepg    104       0       0           0       0     126          0        0
          UMA Hash    256       0       0           0       0      62          0        0

Crashes (8):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2020/07/01 19:00 freebsd e478a9ec1d77 33576216 console log report ci-freebsd-main
2020/06/30 13:36 freebsd aee9aec9be65 917afeaa console log report ci-freebsd-main
2020/05/25 17:58 freebsd c077147cc92e 73964a9b console log report ci-freebsd-main
2020/05/04 03:26 freebsd c10a26d837f9 58ae5e18 console log report ci-freebsd-main
2020/04/15 01:47 freebsd d11edfe286ab 3f3c5574 console log report ci-freebsd-main
2020/02/27 00:37 freebsd 7eb60bc21c78 251aabb7 console log report ci-freebsd-main
2020/07/11 04:38 freebsd 84bb1bc3bbca 18d18b59 console log report ci-freebsd-i386
2020/01/23 20:52 freebsd 0c28589a816b 19066232 console log report ci-freebsd-i386
* Struck through repros no longer work on HEAD.