syzbot


panic: refcount ADDR wraparound (2)

Status: auto-closed as invalid on 2020/06/25 21:25
Reported-by: syzbot+c10decc8cd20136570d0@syzkaller.appspotmail.com
First crash: 1671d, last: 1669d
Similar bugs (3)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
freebsd panic: refcount ADDR wraparound C 6 1752d 1752d 2/2 fixed on 2020/03/20 00:05
freebsd panic: refcount ADDR wraparound (4) 21 1028d 1095d 2/2 fixed on 2022/02/09 04:03
freebsd panic: refcount ADDR wraparound (3) C 9 1278d 1278d 2/2 fixed on 2021/05/23 21:08

Sample crash report:
panic: refcount 0xfffff80003db4e90 wraparound
cpuid = 1
time = 1587936205
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe002587c590
vpanic() at vpanic+0x1c7/frame 0xfffffe002587c5f0
panic() at panic+0x43/frame 0xfffffe002587c650
_refcount_update_saturated() at _refcount_update_saturated+0x15/frame 0xfffffe002587c660
nhop_free() at nhop_free+0x123/frame 0xfffffe002587c6a0
sctp_free_assoc() at sctp_free_assoc+0x23f1/frame 0xfffffe002587c730
sctp_inpcb_free() at sctp_inpcb_free+0x47a/frame 0xfffffe002587c7a0
sctp_close() at sctp_close+0x13c/frame 0xfffffe002587c7f0
soclose() at soclose+0x22c/frame 0xfffffe002587c870
_fdrop() at _fdrop+0x38/frame 0xfffffe002587c8a0
closef() at closef+0x28b/frame 0xfffffe002587c930
fdescfree_fds() at fdescfree_fds+0xb4/frame 0xfffffe002587c980
fdescfree() at fdescfree+0x582/frame 0xfffffe002587ca40
exit1() at exit1+0x6c5/frame 0xfffffe002587cab0
sys_sys_exit() at sys_sys_exit+0xd/frame 0xfffffe002587cac0
amd64_syscall() at amd64_syscall+0x262/frame 0xfffffe002587cbf0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe002587cbf0
--- syscall (1, FreeBSD ELF64, sys_sys_exit), rip = 0x44f7ca, rsp = 0x7fffffffebe8, rbp = 0x1 ---
KDB: enter: panic
[ thread pid 813 tid 100117 ]
Stopped at      kdb_enter+0x67: movq    $0,0x14a9b06(%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         0xffffffff810b8ab0  vprintf+0x140
rdx                        0x1
rbx                          0
rsp         0xfffffe002587c570
rbp         0xfffffe002587c590
rsi                          0
rdi         0xffffffff810b8ae6  vprintf+0x176
r8                           0
r9                  0xffffffff
r10                          0
r11         0xfffffe00257bed10
r12         0xffffffff82068ea0  ddb_dbbe
r13                          0
r14         0xffffffff81943078
r15         0xffffffff81943078
rip         0xffffffff810add67  kdb_enter+0x67
rflags                    0x82  ll+0x61
kdb_enter+0x67: movq    $0,0x14a9b06(%rip)
db> show proc
Process 813 (syz-executor.1) at 0xfffff8003bb0ea40:
 state: NORMAL
 uid: 0  gids: 0, 0, 5
 parent: pid 771 at 0xfffff8003ba60520
 ABI: FreeBSD ELF64
 arguments: /root/syz-executor.1
 reaper: 0xfffff8000331a000 reapsubtree: 1
 sigparent: 20
 vmspace: 0xfffffe00257d79e8
   (map 0xfffffe00257d79e8)
   (map.pmap 0xfffffe00257d7aa8)
   (pmap 0xfffffe00257d7b08)
 threads: 1
100117                   Run     CPU 1                       syz-executor.1
db> ps
  pid  ppid  pgrp   uid  state   wmesg   wchan               cmd
  819   788   424     0  R                                   ifconfig
  815   778   778     0  R       (threaded)                  syz-executor.3
100118                   RunQ                                syz-executor.3
100126                   S       uwait   0xfffff80003a39c80  syz-executor.3
  814   777   777     0  R       (threaded)                  syz-executor.2
100093                   RunQ                                syz-executor.2
100125                   S       sbwait  0xfffffe001cfcfa8c  syz-executor.2
  813   771   771     0  RE      CPU 1                       syz-executor.1
  809   770   770     0  R                                   ifconfig
  788   774   424     0  S       wait    0xfffff8003b9afa40  sh
  778   768   778     0  Ss      nanslp  0xffffffff8252c1f1  syz-executor.3
  777   768   777     0  Ss      nanslp  0xffffffff8252c1f1  syz-executor.2
  774   424   424     0  S       wait    0xfffff8003ba60000  sh
  771   768   771     0  Rs                                  syz-executor.1
  770   768   770     0  Ss      wait    0xfffff80003b7a000  syz-executor.0
  768   766   766     0  S       (threaded)                  syz-fuzzer
100092                   S       uwait   0xfffff80003539780  syz-fuzzer
100102                   S       uwait   0xfffff800030f4b80  syz-fuzzer
100103                   S       uwait   0xfffff800030f4c80  syz-fuzzer
100104                   S       uwait   0xfffff800030f4d80  syz-fuzzer
100105                   S       uwait   0xfffff800030f4680  syz-fuzzer
100106                   S       kqread  0xfffff8000320bd00  syz-fuzzer
100107                   S       uwait   0xfffff80003539180  syz-fuzzer
100108                   S       uwait   0xfffff800030f4780  syz-fuzzer
100109                   S       uwait   0xfffff800030f4880  syz-fuzzer
100110                   S       uwait   0xfffff80003539280  syz-fuzzer
100115                   S       uwait   0xfffff8003b358500  syz-fuzzer
  766   764   766     0  Ss      pause   0xfffff80003b7a5c8  csh
  764   682   764     0  Ss      select  0xfffff8003b4d70c0  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
  738     1    24     0  S+      piperd  0xfffff80003cc5000  logger
  736     1    24     0  R+      CPU 0                       fsck
  686     1   686     0  Ss      nanslp  0xffffffff8252c1f0  cron
  682     1   682     0  Ss      select  0xfffff80003c07a40  sshd
  495     1   495     0  Ss      select  0xfffff80003084340  syslogd
  424     1   424     0  Ss      wait    0xfffff80003dbc000  devd
  423     1   423    65  Ss      select  0xfffff80003c07e40  dhclient
  338     1   338     0  Ss      select  0xfffff80003c06040  dhclient
  335     1   335     0  Ss      select  0xfffff80003084640  dhclient
   23     0     0     0  DL      vlruwt  0xfffff80003b7d520  [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 0xfffff80003c2ace8  [/ worker]
   20     0     0     0  DL      psleep  0xffffffff8263e308  [vmdaemon]
   19     0     0     0  DL      (threaded)                  [pagedaemon]
100067                   D       psleep  0xffffffff826328d8  [dom0]
100074                   D       launds  0xffffffff826328e4  [laundry: dom0]
100075                   D       umarcl  0xffffffff81544e70  [uma]
   18     0     0     0  DL      -       0xffffffff8235fe20  [rand_harvestq]
   17     0     0     0  DL      pftm    0xffffffff82bd73a0  [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  WL      (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                   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    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]
100057                   D       -       0xffffffff81ce6670  [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 814 (syz-executor.2) thread 0xfffffe0023bea700 (100093)
exclusive sleep mutex umtxql (umtxql) r = 0 (0xffffffff82553670) locked @ /syzkaller/managers/main/kernel/sys/kern/kern_umtx.c:512
Process 813 (syz-executor.1) thread 0xfffffe00257be800 (100117)
exclusive sleep mutex sctp-tcb (tcb) r = 0 (0xfffffe0025b4fa90) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:3363
exclusive sleep mutex sctp-inp (inp) r = 0 (0xfffff8003bd9ce68) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:3334
exclusive rw sctp-info (sctp-info) r = 0 (0xfffffe0004956b60) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:3332
exclusive sleep mutex sctp-create (inp_create) r = 0 (0xfffff8003bd9ce88) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:3331
db> show malloc
              Type        InUse        MemUse     Requests
           pf_hash            5        11524K            5
            devbuf         4213         4851K         4238
          tcp_hpts            5         3201K            5
             vtbuf           24         1968K           46
         sysctloid        28335         1653K        28399
              kobj          332         1328K          488
            newblk          523         1155K          583
          vfscache            4         1025K            4
               pcb           26          541K           86
          inodedep           35          529K           91
         ufs_quota            1          512K            1
          vfs_hash            1          512K            1
           callout            2          512K            2
              intr            4          388K            4
           subproc          123          258K          887
            acpica         1674          185K        52709
         vnet_data            1          168K            1
          filedesc           21          149K           67
           pagedep           14          132K           30
        tfo_ccache            1          128K            1
               sem            4          106K            4
            DEVFS1          105          105K          122
            linker          244           92K          277
               bus          992           79K         3376
          mtx_pool            2           72K            2
          syncache            1           68K            1
          acpitask            1           64K            1
       ddb_capture            1           64K            1
            module          497           63K          497
           kdtrace          179           35K         1708
              umtx          270           34K          270
              temp           35           33K         1803
         hostcache            1           32K            1
               shm            1           32K            1
            DEVFS3          124           31K          134
               msg            4           30K            4
        DEVFS_RULE           56           27K           56
        gtaskqueue           18           26K           18
            ifaddr           69           23K           71
              vmem            3           22K            4
            kbdmux            6           22K            6
               BPF           14           19K           14
         ufs_mount            3           17K            4
           lltable           45           17K           45
              proc            3           17K            3
               tty           16           16K           16
           tidhash            1           16K            1
           ithread           98           16K           98
       ether_multi          167           14K          172
            bus-sc           30           14K         1431
            KTRACE          100           13K          100
             ifnet            7           13K            7
              kenv           95           12K           99
      eventhandler          132           12K          132
         pfs_nodes           20           10K           20
         in6_multi           83           10K           83
              GEOM           60           10K          486
              rman           82           10K          423
         bmsafemap            2            9K           59
              UART           12            9K           12
           devstat            4            9K            4
               rpc            2            8K            2
             shmfd            1            8K            1
       pfs_vncache            1            8K            1
     audit_evclass          233            8K          291
          routetbl           56            7K           60
           CAM DEV            3            6K          510
            kqueue           58            6K          824
                vt           11            6K           11
            plimit           21            6K          333
            sglist            5            6K            5
         CAM queue            5            6K         1528
              cred           20            5K          195
         taskqueue           45            5K           45
       ufs_dirhash           24            5K           24
            DEVFSP           70            5K           74
          pf_ifnet           10            5K           19
           memdesc            1            4K            1
               MCA           32            4K           32
               UMA          249            4K          249
             evdev            4            4K            4
          kcovinfo           64            4K           68
            diradd           29            4K           59
            ip6ndp           19            4K           20
             hhook           13            4K           13
           session           24            3K           33
              pgrp           24            3K           33
           acpisem           22            3K           22
          terminal           11            3K           11
         proc-args           46            3K          527
          indirdep           10            3K           10
             mkdir           19            3K           40
           uidinfo            3            3K            7
        local_apic            1            2K            1
           io_apic            1            2K            1
         ipsec-saq            2            2K            2
          sctp_ifa           16            2K           16
            select           14            2K           14
           CAM XPT           22            2K          543
             lockf           15            2K           22
         sctp_atcl            3            2K            6
          in_multi            6            2K            7
            Unitno           25            2K           45
         newdirblk           11            2K           20
            dirrem            5            2K           29
           acpidev           20            2K           20
               msi            9            2K            9
               tun            7            2K            7
           softdep            1            1K            1
       ipsecpolicy            1            1K            1
            sahead            1            1K            1
          secasvar            1            1K            1
             clone            8            1K            8
       vnodemarker            2            1K           10
      NFSD session            1            1K            1
        CAM periph            4            1K          271
          freefile            7            1K           27
               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
            crypto            3            1K            3
         sctp_timw            2            1K            2
              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
               osd            3            1K            9
       inpcbpolicy            8            1K          158
            vnodes            1            1K            1
      NFSD lckfile            1            1K            1
     NFSD V4client            1            1K            1
             DEVFS            9            1K           10
            feeder            7            1K            7
           tcpfunc            3            1K            3
        loginclass            3            1K            6
         sctp_atky            4            1K            8
     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
            soname            4            1K         5764
          nexusdev            5            1K            5
           entropy            2            1K           36
          sctp_vrf            1            1K            1
              vnet            1            1K            1
          acpiintr            1            1K            1
               pmc            1            1K            1
         sctp_athm            3            1K            6
              cpus            2            1K            2
    vnet_data_free            1            1K            1
               iov            1            1K        13375
           Per-cpu            1            1K            1
          freework            1            1K           27
          p1003.1b            1            1K            1
          filecaps            1            1K           66
          pf_table            0            0K            0
           pf_rule            0            0K            0
           pf_altq            0            0K            0
           pf_osfp            0            0K            0
           pf_temp            0            0K            0
           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         1885
               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           12
          sentinel            0            0K            0
            jfsync            0            0K            0
            jtrunc            0            0K            0
             sbdep            0            0K            4
           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
          freeblks            0            0K           26
          freefrag            0            0K            5
        allocindir            0            0K            0
       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            3
       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            6
         sctp_iter            0            0K            7
         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            7
         sctp_aadr            0            0K            0
         sctp_stro            0            0K            2
         sctp_stri            0            0K            0
          sctp_map            0            0K            4
      newreno data            0            0K            0
        ip_msource            0            0K            0
       ip_moptions            0            0K            0
        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          190
       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
            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          102
              accf            0            0K            0
               pts            0            0K            0
          ioctlops            0            0K           94
           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
        compressor            0            0K            0
           malodev            0            0K            0
              SWAP            0            0K            0
               LED            0            0K            0
         sysctltmp            0            0K          572
            sysctl            0            0K            1
              ekcd            0            0K            0
            dumper            0            0K            0
          sendfile            0            0K            0
              rctl            0            0K            0
          ix_sriov            0            0K            0
        aacraidcam            0            0K            0
                ix            0            0K            0
            ipsbuf            0            0K            0
            iirbuf            0            0K            0
             cache            0            0K            0
       aacraid_buf            0            0K            0
      prison_racct            0            0K            0
       Fail Points            0            0K            0
             sigio            0            0K            1
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
      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
      msdosfs_node            0            0K            0
            DEVFS4            0            0K            0
            DEVFS2            0            0K            0
            gntdev            0            0K            0
       privcmd_dev            0            0K            0
        evtchn_dev            0            0K            0
          xenstore            0            0K            0
         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
            vtfont            0            0K            0
db> show ktr
No such command; use "help" to list available commands

Crashes (3883):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2020/04/26 21:23 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-main
2020/04/26 20:44 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-main
2020/04/26 20:29 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-main
2020/04/26 20:03 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-main
2020/04/26 19:46 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-main
2020/04/26 19:31 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-main
2020/04/26 18:44 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-main
2020/04/26 18:19 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-main
2020/04/26 18:01 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-main
2020/04/26 17:54 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-main
2020/04/26 17:47 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-main
2020/04/26 17:11 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-main
2020/04/26 17:01 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-main
2020/04/26 16:47 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-main
2020/04/26 16:11 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-main
2020/04/26 15:56 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-main
2020/04/25 19:50 freebsd 1bb1283aafd8 b8bb8e5f console log report ci-freebsd-main
2020/04/26 21:09 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-i386
2020/04/26 21:00 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-i386
2020/04/26 20:53 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-i386
2020/04/26 20:37 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-i386
2020/04/26 20:21 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-i386
2020/04/26 20:12 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-i386
2020/04/26 19:55 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-i386
2020/04/26 19:39 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-i386
2020/04/26 19:31 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-i386
2020/04/26 19:22 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-i386
2020/04/26 19:13 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-i386
2020/04/26 19:06 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-i386
2020/04/26 19:01 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-i386
2020/04/26 18:53 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-i386
2020/04/26 18:36 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-i386
2020/04/26 18:28 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-i386
2020/04/26 18:10 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-i386
2020/04/26 17:39 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-i386
2020/04/26 17:31 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-i386
2020/04/26 17:25 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-i386
2020/04/26 17:18 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-i386
2020/04/26 16:55 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-i386
2020/04/26 16:39 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-i386
2020/04/26 16:29 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-i386
2020/04/26 16:20 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-i386
2020/04/26 16:04 freebsd 3188fdb7b877 0ce7569e console log report ci-freebsd-i386
* Struck through repros no longer work on HEAD.