syzbot


panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/modules/tcp/rack/../../../netinet/tcp_stack

Status: auto-closed as invalid on 2020/07/18 20:53
Reported-by: syzbot+0bea05e5acbfa2aca6b6@syzkaller.appspotmail.com
First crash: 1468d, last: 1468d
Similar bugs (1)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
freebsd panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/modules/tcp/rack/../../../netinet/tcp_stack (2) C 537 961d 1206d 0/2 closed as dup on 2021/09/07 22:03

Sample crash report:
panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/modules/tcp/rack/../../../netinet/tcp_stacks/rack.c:8438
cpuid = 0
time = 55
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe00037f6600
vpanic() at vpanic+0x1c7/frame 0xfffffe00037f6660
panic() at panic+0x43/frame 0xfffffe00037f66c0
__mtx_lock_flags() at __mtx_lock_flags+0x202/frame 0xfffffe00037f6720
rack_output() at rack_output+0x2ec1/frame 0xfffffe00037f69c0
tcp_hpts_thread() at tcp_hpts_thread+0xdf7/frame 0xfffffe00037f6b10
ithread_loop() at ithread_loop+0x328/frame 0xfffffe00037f6bb0
fork_exit() at fork_exit+0xb3/frame 0xfffffe00037f6bf0
fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe00037f6bf0
--- trap 0, rip = 0, rsp = 0, rbp = 0 ---
KDB: enter: panic
[ thread pid 12 tid 100072 ]
Stopped at      kdb_enter+0x67: movq    $0,0x14a9f96(%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         0xffffffff810b8620  vprintf+0x140
rdx                        0x1
rbx                          0
rsp         0xfffffe00037f65e0
rbp         0xfffffe00037f6600
rsi                          0
rdi         0xffffffff810b8656  vprintf+0x176
r8                           0
r9                  0xffffffff
r10                 0x4e6612ee
r11                 0xc1f27d5a
r12         0xffffffff82068ea0  ddb_dbbe
r13                          0
r14         0xffffffff8194920c
r15         0xffffffff8194920c
rip         0xffffffff810ad8d7  kdb_enter+0x67
rflags                    0x82  ll+0x61
kdb_enter+0x67: movq    $0,0x14a9f96(%rip)
db> show proc
Process 12 (intr) at 0xfffff8000331b520:
 state: NORMAL
 uid: 0  gids: 0
 parent: pid 0 at 0xffffffff8250b710
 ABI: null
 reaper: 0xffffffff8250b710 reapsubtree: 12
 sigparent: 20
 vmspace: 0xffffffff8250c360
   (map 0xffffffff8250c360)
   (map.pmap 0xffffffff8250c420)
   (pmap 0xffffffff8250c480)
 threads: 23
100010                   I                                   [swi6: Giant taskq]
100013                   I                                   [swi5: fast taskq]
100016                   I                                   [swi6: task queue]
100019                   I                                   [swi3: vm]
100020                   I                                   [swi4: clock (0)]
100021                   I                                   [swi4: clock (1)]
100022                   I                                   [swi1: netisr 0]
100034                   I                                   [irq24: virtio_pci0]
100035                   I                                   [irq25: virtio_pci0]
100036                   I                                   [irq26: virtio_pci0]
100037                   I                                   [irq27: virtio_pci0]
100038                   I                                   [irq28: virtio_pci1]
100039                   I                                   [irq29: virtio_pci1]
100040                   I                                   [irq30: virtio_pci1]
100041                   I                                   [irq31: virtio_pci1]
100042                   I                                   [irq32: virtio_pci1]
100047                   I                                   [irq10: virtio_pci2]
100049                   I                                   [irq1: atkbd0]
100050                   I                                   [irq12: psm0]
100051                   I                                   [swi0: uart uart++]
100060                   I                                   [swi1: pf send]
100072                   Run     CPU 0                       [swi1: hpts]
100073                   I                                   [swi1: hpts]
db> ps
  pid  ppid  pgrp   uid  state   wmesg   wchan               cmd
 1986   773   773     0  R       (threaded)                  syz-executor.1
100104                   Run     CPU 1                       syz-executor.1
100201                   S       sbwait  0xfffffe00239c855c  syz-executor.1
 1982   783   783     0  R       (threaded)                  syz-executor.3
100119                   RunQ                                syz-executor.3
100165                   S       connec  0xfffffe001cfc4b88  syz-executor.3
100184                   S       uwait   0xfffff8003b364200  syz-executor.3
 1981   774   774     0  R       (threaded)                  syz-executor.2
100137                   RunQ                                syz-executor.2
100195                   S       connec  0xfffffe001cfc79a8  syz-executor.2
 1980   772   772     0  S       (threaded)                  syz-executor.0
100128                   S       nanslp  0xffffffff8252c1f0  syz-executor.0
100188                   S       connec  0xfffffe00239d40f0  syz-executor.0
100189                   S       uwait   0xfffff8003b364a00  syz-executor.0
 1584  1578  1584     0  Ss      select  0xfffff80003c019c0  dhclient
 1581     1  1581     0  Ss      select  0xfffff800030840c0  dhclient
 1578  1569   424    65  S       select  0xfffff8003b6c6a40  dhclient
 1569   424   424     0  S       wait    0xfffff8003b38c000  sh
 1560     1  1560    65  Ss      select  0xfffff8003b6c6ac0  dhclient
 1016     1  1016     0  Ss      select  0xfffff80003c01e40  dhclient
 1013     1  1013     0  Ss      select  0xfffff80003c04440  dhclient
  783   768   783     0  Ss      nanslp  0xffffffff8252c1f0  syz-executor.3
  774   768   774     0  Rs                                  syz-executor.2
  773   768   773     0  Ss      nanslp  0xffffffff8252c1f0  syz-executor.1
  772   768   772     0  Ss      nanslp  0xffffffff8252c1f0  syz-executor.0
  768   766   766     0  S       (threaded)                  syz-fuzzer
100084                   S       uwait   0xfffff80003a37000  syz-fuzzer
100105                   S       uwait   0xfffff8003b33a300  syz-fuzzer
100106                   S       uwait   0xfffff8003b33a400  syz-fuzzer
100107                   S       uwait   0xfffff8003b33a500  syz-fuzzer
100108                   S       uwait   0xfffff800030f4800  syz-fuzzer
100109                   S       uwait   0xfffff800030f4900  syz-fuzzer
100110                   S       uwait   0xfffff80003a37800  syz-fuzzer
100111                   S       uwait   0xfffff80003a34780  syz-fuzzer
100112                   S       uwait   0xfffff800030f4a00  syz-fuzzer
100113                   S       kqread  0xfffff8000320bc00  syz-fuzzer
  766   764   766     0  Ss      pause   0xfffff80003c73ae8  csh
  764   682   764     0  Ss      select  0xfffff8003b6c51c0  sshd
  748     1   748     0  Ss+     ttyin   0xfffff8000356f8b0  getty
  747     1   747     0  Ss+     ttyin   0xfffff80003b6fcb0  getty
  746     1   746     0  Ss+     ttyin   0xfffff80003b6e4b0  getty
  745     1   745     0  Ss+     ttyin   0xfffff80003b6ecb0  getty
  744     1   744     0  Ss+     ttyin   0xfffff800033b74b0  getty
  743     1   743     0  Ss+     ttyin   0xfffff800033b7cb0  getty
  742     1   742     0  Ss+     ttyin   0xfffff800033b64b0  getty
  741     1   741     0  Ss+     ttyin   0xfffff800033b6cb0  getty
  740     1   740     0  Ss+     ttyin   0xfffff800033b94b0  getty
  686     1   686     0  Ss      nanslp  0xffffffff8252c1f0  cron
  682     1   682     0  Ss      select  0xfffff80003084740  sshd
  495     1   495     0  Ss      select  0xfffff800030846c0  syslogd
  424     1   424     0  Ss      wait    0xfffff80003d23000  devd
  423     1   423    65  Ss      select  0xfffff80003c04d40  dhclient
  338     1   338     0  Ss      select  0xfffff800030847c0  dhclient
  335     1   335     0  Ss      select  0xfffff80003c04ec0  dhclient
   23     0     0     0  DL      vlruwt  0xfffff800033e0520  [vnlru]
   22     0     0     0  DL      syncer  0xffffffff82618118  [syncer]
   21     0     0     0  DL      (threaded)                  [bufdaemon]
100069                   D       qsleep  0xffffffff82617438  [bufdaemon]
100076                   D       -       0xffffffff8200aa00  [bufspacedaemon-0]
100088                   D       sdflush 0xfffff80003c250e8  [/ worker]
   20     0     0     0  DL      psleep  0xffffffff8263e3c8  [vmdaemon]
   19     0     0     0  DL      (threaded)                  [pagedaemon]
100067                   D       psleep  0xffffffff82632998  [dom0]
100074                   D       launds  0xffffffff826329a4  [laundry: dom0]
100075                   D       umarcl  0xffffffff8154ac40  [uma]
   18     0     0     0  DL      -       0xffffffff8235fe20  [rand_harvestq]
   17     0     0     0  DL      pftm    0xffffffff82c353a0  [pf purge]
   16     0     0     0  DL      waiting 0xffffffff8261a890  [sctp_iterator]
   15     0     0     0  DL      -       0xffffffff82616a2c  [soaiod4]
    9     0     0     0  DL      -       0xffffffff82616a2c  [soaiod3]
    8     0     0     0  DL      -       0xffffffff82616a2c  [soaiod2]
    7     0     0     0  DL      -       0xffffffff82616a2c  [soaiod1]
    6     0     0     0  DL      (threaded)                  [cam]
100033                   D       -       0xffffffff82237b40  [doneq0]
100066                   D       -       0xffffffff82237a10  [scanner]
    5     0     0     0  DL      crypto_ 0xfffff8000320cd90  [crypto returns 1]
    4     0     0     0  DL      crypto_ 0xfffff8000320cd30  [crypto returns 0]
    3     0     0     0  DL      crypto_ 0xffffffff826300c0  [crypto]
   14     0     0     0  DL      seqstat 0xfffff80003363488  [sequencer 00]
   13     0     0     0  DL      (threaded)                  [geom]
100024                   D       -       0xffffffff8250b180  [g_event]
100025                   D       -       0xffffffff8250b188  [g_up]
100026                   D       -       0xffffffff8250b190  [g_down]
    2     0     0     0  DL      (threaded)                  [KTLS]
100017                   D       -       0xfffff80003084a00  [thr_0]
100018                   D       -       0xfffff80003084a40  [thr_1]
   12     0     0     0  RL      (threaded)                  [intr]
100010                   I                                   [swi6: Giant taskq]
100013                   I                                   [swi5: fast taskq]
100016                   I                                   [swi6: task queue]
100019                   I                                   [swi3: vm]
100020                   I                                   [swi4: clock (0)]
100021                   I                                   [swi4: clock (1)]
100022                   I                                   [swi1: netisr 0]
100034                   I                                   [irq24: virtio_pci0]
100035                   I                                   [irq25: virtio_pci0]
100036                   I                                   [irq26: virtio_pci0]
100037                   I                                   [irq27: virtio_pci0]
100038                   I                                   [irq28: virtio_pci1]
100039                   I                                   [irq29: virtio_pci1]
100040                   I                                   [irq30: virtio_pci1]
100041                   I                                   [irq31: virtio_pci1]
100042                   I                                   [irq32: virtio_pci1]
100047                   I                                   [irq10: virtio_pci2]
100049                   I                                   [irq1: atkbd0]
100050                   I                                   [irq12: psm0]
100051                   I                                   [swi0: uart uart++]
100060                   I                                   [swi1: pf send]
100072                   Run     CPU 0                       [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    0xfffff8000331a000  [init]
   10     0     0     0  DL      audit_w 0xffffffff82630598  [audit]
    0     0     0     0  DLs     (threaded)                  [kernel]
100000                   D       swapin  0xffffffff8250b710  [swapper]
100005                   D       -       0xfffff80003338000  [if_config_tqg_0]
100006                   D       -       0xfffff80003339e00  [softirq_0]
100007                   D       -       0xfffff80003339d00  [softirq_1]
100008                   D       -       0xfffff80003339c00  [if_io_tqg_0]
100009                   D       -       0xfffff80003339b00  [if_io_tqg_1]
100011                   D       -       0xfffff8000333e000  [in6m_free taskq]
100012                   D       -       0xfffff8000333fe00  [thread taskq]
100014                   D       -       0xfffff8000333fc00  [kqueue_ctx taskq]
100015                   D       -       0xfffff8000333fb00  [aiod_kick taskq]
100023                   D       -       0xfffff8000333f900  [firmware taskq]
100028                   D       -       0xfffff8000333f800  [crypto_0]
100029                   D       -       0xfffff8000333f800  [crypto_1]
100043                   D       -       0xfffff8000333f500  [vtnet0 rxq 0]
100044                   D       -       0xfffff8000333f400  [vtnet0 txq 0]
100045                   D       -       0xfffff8000333f300  [vtnet0 rxq 1]
100046                   D       -       0xfffff8000333f200  [vtnet0 txq 1]
100048                   D       vtbslp  0xfffff800034fc580  [virtio_balloon]
100052                   D       -       0xfffff8000333f100  [mca taskq]
100056                   D       -       0xffffffff81cec7f1  [deadlkres]
100062                   D       -       0xfffff80003b5e300  [acpi_task_0]
100063                   D       -       0xfffff80003b5e300  [acpi_task_1]
100064                   D       -       0xfffff80003b5e300  [acpi_task_2]
100065                   D       -       0xfffff8000333f700  [CAM taskq]
db> show all locks
Process 12 (intr) thread 0xfffffe0004cf8700 (100072)
exclusive rw tcpinp (tcpinp) r = 0 (0xfffff8003b3da020) locked @ /syzkaller/managers/main/kernel/sys/netinet/tcp_hpts.c:1539
db> show malloc
              Type        InUse        MemUse     Requests
           pf_hash            5        11524K            5
            devbuf         4213         4851K         4241
          tcp_hpts            5         3201K            5
             vtbuf           24         1968K           46
         sysctloid        28335         1653K        28399
              kobj          332         1328K          488
            newblk           10         1027K         4280
          vfscache            4         1025K            4
               pcb           36          546K         2558
          inodedep           19          521K         1296
         ufs_quota            1          512K            1
          vfs_hash            1          512K            1
           callout            2          512K            2
              intr            4          388K            4
           subproc          131          269K         2060
            acpica         1674          185K        52709
         vnet_data            1          168K            1
          filedesc           21          149K         2171
           pagedep           10          131K         1119
        tfo_ccache            1          128K            1
               sem            4          106K            4
            DEVFS1          105          105K          122
            linker          244           92K          277
               bus          980           79K         3376
          mtx_pool            2           72K            2
          syncache            1           68K            1
          acpitask            1           64K            1
       ddb_capture            1           64K            1
            module          497           63K          497
               BPF           30           53K           30
              umtx          342           43K          342
           kdtrace          185           36K         7222
              temp           35           33K         2127
         hostcache            1           32K            1
               shm            1           32K            3
            DEVFS3          124           31K          134
               msg            4           30K            4
        DEVFS_RULE           56           27K           56
        gtaskqueue           18           26K           18
            ifaddr           72           24K           74
              vmem            3           22K            4
            kbdmux            6           22K            6
           lltable           47           18K           59
         ufs_mount            3           17K            4
              proc            3           17K            3
               tty           16           16K           16
           tidhash            1           16K            1
           ithread           98           16K           98
       ether_multi          172           14K          177
            bus-sc           30           14K         1431
            KTRACE          100           13K          100
             ifnet            7           13K            7
              kenv           95           12K           99
      eventhandler          132           12K          132
         in6_multi           89           11K           89
         pfs_nodes           20           10K           20
              GEOM           60           10K          486
              rman           82           10K          423
         bmsafemap            2            9K         1250
              UART           12            9K           12
           devstat            4            9K            4
               rpc            2            8K            2
         sctp_timw           32            8K           32
             shmfd            1            8K            5
       pfs_vncache            1            8K            1
          routetbl           58            8K           62
     audit_evclass          232            8K          290
           CAM DEV            3            6K          510
            kqueue           60            6K         1993
                vt           11            6K           11
            plimit           22            6K          417
              cred           22            6K          241
            select           41            6K           41
            sglist            5            6K            5
         CAM queue            5            6K         1528
         taskqueue           45            5K           45
       ufs_dirhash           24            5K           24
            DEVFSP           74            5K           78
          pf_ifnet           10            5K           20
           memdesc            1            4K            1
               MCA           32            4K           32
               UMA          249            4K          249
             evdev            4            4K            4
          kcovinfo           64            4K           68
           session           28            4K           42
              pgrp           28            4K           44
             hhook           13            4K           13
         sctp_atcl            6            3K         1365
           acpisem           22            3K           22
          terminal           11            3K           11
             lockf           24            3K          151
         proc-args           47            3K          601
           uidinfo            3            3K            8
          sctp_ifa           17            3K           17
        local_apic            1            2K            1
           io_apic            1            2K            1
            dirrem            8            2K         1138
         ipsec-saq            2            2K            2
         sctp_stro            2            2K          310
            ip6ndp           12            2K           22
            Unitno           33            2K         4357
           CAM XPT           22            2K          543
          in_multi            6            2K            7
           acpidev           20            2K           20
               msi            9            2K            9
               tun            7            2K            7
          freework            5            2K         1592
           softdep            1            1K            1
             mkdir            8            1K         2142
          freefile            8            1K         1136
          freeblks            4            1K         1153
       ipsecpolicy            1            1K            1
            sahead            1            1K            1
          secasvar            1            1K            1
             clone            8            1K            8
       vnodemarker            2            1K          142
      NFSD session            1            1K            1
        CAM periph            4            1K          271
               mld            6            1K            6
          sctp_ifn            6            1K            6
              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
            diradd            5            1K         1173
            crypto            3            1K            3
         newdirblk            4            1K         1071
              pfil            4            1K            4
    chacha20random            1            1K            1
           CAM SIM            2            1K            2
             epoch            4            1K            4
              cdev            2            1K            2
       inpcbpolicy           14            1K         3689
 encap_export_host            8            1K            8
         sctp_atky            8            1K         1675
               osd            3            1K            9
            vnodes            1            1K            5
      NFSD lckfile            1            1K            1
     NFSD V4client            1            1K            1
             DEVFS            9            1K           10
            feeder            7            1K            7
           tcpfunc            3            1K            3
        loginclass            3            1K            6
            soname            7            1K         6826
     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
              ktls            1            1K            1
          pmchooks            1            1K            1
            prison            4            1K            4
         sctp_athm            6            1K         1367
          nexusdev            5            1K            5
           entropy            2            1K           39
          sctp_vrf            1            1K            1
          sctp_map            4            1K          620
              vnet            1            1K            1
               iov            1            1K        16895
          acpiintr            1            1K            1
               pmc            1            1K            1
          filecaps            3            1K          105
              cpus            2            1K            2
    vnet_data_free            1            1K            1
           Per-cpu            1            1K            1
          p1003.1b            1            1K            1
          pf_table            0            0K            0
           pf_rule            0            0K            2
           pf_altq            0            0K            0
           pf_osfp            0            0K            0
           pf_temp            0            0K            0
           ath_hal            0            0K            0
        madt_table            0            0K            2
            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
            ata_da            0            0K            0
            pvscsi            0            0K            0
          smartpqi            0            0K            0
           scsi_ch            0            0K            0
           scsi_cd            0            0K            0
            USBdev            0            0K            0
               USB            0            0K            0
       AHCI driver            0            0K            0
               agp            0            0K            0
              iavf            0            0K            0
               ixl            0            0K            0
           nvme_da            0            0K            0
           acpipwr            0            0K            0
            twsbuf            0            0K            0
      twe_commands            0            0K            0
      twa_commands            0            0K            0
       tcp_log_dev            0            0K            0
      midi buffers            0            0K            0
       fpukern_ctx            0            0K            0
             mixer            0            0K            0
          xen_intr            0            0K            0
              ac97            0            0K            0
           xen_hvm            0            0K            0
         legacydrv            0            0K            0
            qpidrv            0            0K            0
             hdacc            0            0K            0
              hdac            0            0K            0
      dmar_idpgtbl            0            0K            0
          dmar_dom            0            0K            0
          dmar_ctx            0            0K            0
       dmar_dmamap            0            0K            0
              hdaa            0            0K            0
         acpi_perf            0            0K            0
         acpicmbat            0            0K            0
              isci            0            0K            0
           bxe_ilt            0            0K            0
            xenbus            0            0K            0
       SIIS driver            0            0K            0
     vm_fictitious            0            0K            0
           CAM CCB            0            0K         7520
               PUC            0            0K            0
          ppbusdev            0            0K            0
agtiapi_MemAlloc malloc            0            0K            0
    osti_cacheable            0            0K            0
          tempbuff            0            0K            0
          tempbuff            0            0K            0
           UMAHash            0            0K            0
ag_tgt_map_t malloc            0            0K            0
ag_slr_map_t malloc            0            0K            0
         vm_pgdata            0            0K            0
           jblocks            0            0K            0
          savedino            0            0K         1146
          sentinel            0            0K            0
            jfsync            0            0K            0
            jtrunc            0            0K            0
             sbdep            0            0K           69
           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            7
        allocindir            0            0K            0
          indirdep            0            0K          604
       allocdirect            0            0K            0
          ufs_trim            0            0K            0
           mactemp            0            0K            0
     audit_trigger            0            0K            0
 audit_pipe_presel            0            0K            0
     audit_pipeent            0            0K            0
        audit_pipe            0            0K            0
      audit_evname            0            0K            0
         audit_bsm            0            0K            0
      audit_gidset            0            0K            0
        audit_text            0            0K            0
        audit_path            0            0K            0
        audit_data            0            0K            0
        audit_cred            0            0K            0
             xform            0            0K            0
               NLM            0            0K            0
    ipsec-spdcache            0            0K            0
         ipsec-reg            0            0K            0
        ipsec-misc            0            0K            0
      ipsecrequest            0            0K            0
            ip6opt            0            0K           26
       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         1237
         sctp_iter            0            0K            9
         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            9
         sctp_aadr            0            0K            0
         sctp_stri            0            0K            0
      newreno data            0            0K            0
        ip_msource            0            0K            0
       ip_moptions            0            0K            7
        in_mfilter            0            0K            0
              ipid            0            0K            0
         80211scan            0            0K            0
      80211ratectl            0            0K            0
        80211power            0            0K            0
       80211nodeie            0            0K            0
         80211node            0            0K            0
      80211mesh_gt            0            0K            0
      80211mesh_rt            0            0K            0
         80211perr            0            0K            0
         80211prep            0            0K            0
         80211preq            0            0K            0
          80211dfs            0            0K            0
       80211crypto            0            0K            0
          80211vap            0            0K            0
             iflib            0            0K            0
              vlan            0            0K            0
               gif            0            0K            0
           ifdescr            0            0K            0
              zlib            0            0K            0
           fadvise            0            0K            0
tiDeviceHandle_t * malloc            0            0K            0
            statfs            0            0K         1249
       export_host            0            0K            0
        cl_savebuf            0            0K            2
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
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            mwldev            0            0K            0
        MVS driver            0            0K            0
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            biobuf            0            0K            0
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              accf            0            0K            0
               pts            0            0K            0
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           Witness            0            0K            0
             stack            0            0K            0
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               mpr            0            0K            0
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              sbuf            0            0K          288
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              SWAP            0            0K            0
               LED            0            0K            0
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      prison_racct            0            0K            0
       Fail Points            0            0K            0
             sigio            0            0K            3
filedesc_to_leader            0            0K            0
               pwd            0            0K            0
       tty console            0            0K            0
            aaccam            0            0K            0
            aacbuf            0            0K            0
              zstd            0            0K            0
            nvlist            0            0K            0
          SCSI ENC            0            0K            0
           SCSI sa            0            0K            0
        isofs_node            0            0K            0
       isofs_mount            0            0K            0
     tr_raid5_data            0            0K            0
    tr_raid1e_data            0            0K            0
     tr_raid1_data            0            0K            0
     tr_raid0_data            0            0K            0
    tr_concat_data            0            0K            0
       md_sii_data            0            0K            0
   md_promise_data            0            0K            0
    md_nvidia_data            0            0K            0
   md_jmicron_data            0            0K            0
     md_intel_data            0            0K            0
       md_ddf_data            0            0K            0
         raid_data            0            0K           72
     geom_flashmap            0            0K            0
           NFS FHA            0            0K            0
         newnfsmnt            0            0K            0
  newnfsclient_req            0            0K            0
   NFSCL layrecall            0            0K            0
     NFSCL session            0            0K            0
     NFSCL sockreq            0            0K            0
     NFSCL devinfo            0            0K            0
     NFSCL flayout            0            0K            0
      NFSCL layout            0            0K            0
     NFSD rollback            0            0K            0
NFSCL diroffdiroff            0            0K            0
       NEWdirectio            0            0K            0
        NEWNFSnode            0            0K            0
         NFSCL lck            0            0K            0
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      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
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      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
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               xnb            0            0K            0
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               xbd            0            0K            0
           Balloon            0            0K            0
          sysmouse            0            0K            0
            vtfont            0            0K            0
db> show ktr
No such command; use "help" to list available commands

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2020/04/19 20:52 freebsd 98cf2a5bdf41 6dfd45e1 console log report ci-freebsd-main
* Struck through repros no longer work on HEAD.