syzbot


panic: invalid payload start

Status: fixed on 2021/10/07 16:16
Reported-by: syzbot+d4b94fbd9a44b032f428@syzkaller.appspotmail.com
Fix commit: a0cbcbb7917b cryptodev: Allow some CIOCCRYPT operations with an empty payload.
First crash: 621d, last: 508d

Sample crash report:
panic: invalid payload start
cpuid = 0
time = 1631820323
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc7/frame 0xfffffe00a6155890
kdb_backtrace() at kdb_backtrace+0xd3/frame 0xfffffe00a61559f0
vpanic() at vpanic+0x2c5/frame 0xfffffe00a6155ad0
panic() at panic+0xb5/frame 0xfffffe00a6155ba0
crp_sanity() at crp_sanity+0x9c3/frame 0xfffffe00a6155c00
crypto_dispatch() at crypto_dispatch+0x1a/frame 0xfffffe00a6155c30
crypto_ioctl() at crypto_ioctl+0x3123/frame 0xfffffe00a6155e70
devfs_ioctl() at devfs_ioctl+0x22a/frame 0xfffffe00a6155f50
VOP_IOCTL_APV() at VOP_IOCTL_APV+0xb0/frame 0xfffffe00a6155f90
vn_ioctl() at vn_ioctl+0x215/frame 0xfffffe00a61562e0
devfs_ioctl_f() at devfs_ioctl_f+0x71/frame 0xfffffe00a6156330
kern_ioctl() at kern_ioctl+0x62e/frame 0xfffffe00a6156430
sys_ioctl() at sys_ioctl+0x3b6/frame 0xfffffe00a61565b0
freebsd32_ioctl() at freebsd32_ioctl+0x5d6/frame 0xfffffe00a61569f0
ia32_syscall() at ia32_syscall+0x41f/frame 0xfffffe00a6156bf0
int0x80_syscall_common() at int0x80_syscall_common+0x9c/frame 0xfbffcf78
KDB: enter: panic
[ thread pid 22447 tid 125488 ]
Stopped at      kdb_enter+0x6b: movq    $0,0x28e277a(%rip)
db> 
db> set $lines = 0
db> set $maxwidth = 0
db> show registers
cs                        0x20
ds                        0x3b
es                        0x3b
fs                        0x13
gs                        0x1b
ss                           0
rax                       0x12
rcx         0x29c8cc8c619feb25
rdx                    0x3ffff
rbx                          0
rsp         0xfffffe00a61559d0
rbp         0xfffffe00a61559f0
rsi                    0x40001
rdi         0xffffffff817baa4a  vprintf+0x35a
r8                           0
r9          0xfffffe00a6155508
r10                          0
r11         0xfffffe00a8a57fd0
r12         0xfffffe00a8a57ac0
r13         0xfffffe00a6155a01
r14         0xffffffff82c7dbc0  .str.18
r15         0xffffffff82c7dbc0  .str.18
rip         0xffffffff817ae3bb  kdb_enter+0x6b
rflags                0x200046  kernload+0x46
kdb_enter+0x6b: movq    $0,0x28e277a(%rip)
db> show proc
Process 22447 (syz-executor.0) at 0xfffffe00a760d538:
 state: NORMAL
 uid: 0  gids: 0, 0, 5
 parent: pid 782 at 0xfffffe009e9d6538
 ABI: FreeBSD ELF32
 flag: 0x10000080  flag2: 0
 arguments: /root/syz-executor.0
 reaper: 0xfffffe0053d58538 reapsubtree: 1
 sigparent: 20
 vmspace: 0xfffffe005893a3e0
   (map 0xfffffe005893a3e0)
   (map.pmap 0xfffffe005893a4a0)
   (pmap 0xfffffe005893a500)
 threads: 2
114109                   RunQ                                syz-executor.0
125488                   Run     CPU 0                       syz-executor.0
db> ps
  pid  ppid  pgrp   uid  state   wmesg   wchan               cmd
22448   784   784     0  R                                   syz-executor.2
22447   782   782     0  R       (threaded)                  syz-executor.0
114109                   RunQ                                syz-executor.0
125488                   Run     CPU 0                       syz-executor.0
22446   787   787     0  R       (threaded)                  syz-executor.3
123802                   RunQ                                syz-executor.3
125487                   Run     CPU 1                       syz-executor.3
21480 21479   783     0  SV      uwait   0xfffffe00a8a26400  syz-executor.1
21479     1   783     0  DV      ppwait  0xfffffe005893ca20  syz-executor.1
15361     0     0     0  DL      (threaded)                  [zfskern]
104333                   D       t->zthr 0xfffffe00a77b2b48  [arc_evict]
117247                   D       t->zthr 0xfffffe00a77b2c48  [arc_reap]
117248                   D       -       0xfffffe009e7cf600  [dbu_evict]
117249                   D       dbuf_ev 0xffffffff85aa0380  [dbuf_evict_thread]
117250                   D       -       0xfffffe009e7cf300  [z_vdev_file_0]
117251                   D       -       0xfffffe009e7cf300  [z_vdev_file_1]
117252                   D       -       0xfffffe009e7cf300  [z_vdev_file_2]
117253                   D       -       0xfffffe009e7cf300  [z_vdev_file_3]
117254                   D       -       0xfffffe009e7cf300  [z_vdev_file_4]
117255                   D       -       0xfffffe009e7cf300  [z_vdev_file_5]
117256                   D       -       0xfffffe009e7cf300  [z_vdev_file_6]
117257                   D       -       0xfffffe009e7cf300  [z_vdev_file_7]
117258                   D       -       0xfffffe009e7cf300  [z_vdev_file_8]
117259                   D       -       0xfffffe009e7cf300  [z_vdev_file_9]
117260                   D       -       0xfffffe009e7cf300  [z_vdev_file_10]
117261                   D       -       0xfffffe009e7cf300  [z_vdev_file_11]
117262                   D       -       0xfffffe009e7cf300  [z_vdev_file_12]
117263                   D       -       0xfffffe009e7cf300  [z_vdev_file_13]
117264                   D       -       0xfffffe009e7cf300  [z_vdev_file_14]
117265                   D       -       0xfffffe009e7cf300  [z_vdev_file_15]
117266                   D       l2arc_f 0xffffffff85a8f380  [l2arc_feed_thread]
117267                   D       -       0xfffffe009e9bd400  [zfsvfs]
117268                   S       zevent_ 0xffffffff85aa1340  [sysevent]
 4193     1  4193    65  Ss      select  0xfffffe009e4901c0  dhclient
 3306     1  3306     0  Ss      select  0xfffffe0057407dc0  dhclient
 3291     1  3291     0  Ss      select  0xfffffe009e490ec0  dhclient
 3225     1  3225    65  Ss      select  0xfffffe009e490dc0  dhclient
 2808     1   787     0  S       uwait   0xfffffe00a72e1000  syz-executor.3
 2801     1   787     0  S       umtxn   0xfffffe0058767380  syz-executor.3
 2612     0     0     0  DL      aiordy  0xfffffe009ea6aa70  [aiod4]
 2611     0     0     0  DL      aiordy  0xfffffe00588a0538  [aiod3]
 2610     0     0     0  DL      aiordy  0xfffffe00a73c0a70  [aiod2]
 2609     0     0     0  DL      aiordy  0xfffffe00a71d9a70  [aiod1]
 2589     1  2589     0  Ss      select  0xfffffe0057407940  dhclient
 2586     1  2586     0  Ss      select  0xfffffe0058af8f40  dhclient
 2563     1  2563    65  Ss      select  0xfffffe009e490340  dhclient
 2261     1   787     0  S       uwait   0xfffffe009eaabe80  syz-executor.3
 2255     1   787     0  S       uwait   0xfffffe0058767680  syz-executor.3
 1920     1  1920     0  Ss      select  0xfffffe0057407ac0  dhclient
 1917     1  1917     0  Ss      select  0xfffffe0058af81c0  dhclient
 1890     1  1890    65  Ss      select  0xfffffe0057407340  dhclient
 1196     1  1196     0  Ss      select  0xfffffe0057407140  dhclient
 1191     1  1191     0  Ss      select  0xfffffe00574071c0  dhclient
  787   780   787     0  Ss      nanslp  0xffffffff8405da40  syz-executor.3
  784   780   784     0  Ss      nanslp  0xffffffff8405da40  syz-executor.2
  783   780   783     0  Rs                                  syz-executor.1
  782   780   782     0  Ss      nanslp  0xffffffff8405da40  syz-executor.0
  780   778   778     0  S       (threaded)                  syz-fuzzer
100094                   S       uwait   0xfffffe0057011200  syz-fuzzer
100118                   S       uwait   0xfffffe0058393000  syz-fuzzer
100119                   S       uwait   0xfffffe0058393100  syz-fuzzer
100120                   S       uwait   0xfffffe0058393200  syz-fuzzer
100121                   S       uwait   0xfffffe009e559a00  syz-fuzzer
100122                   S       uwait   0xfffffe009e559b00  syz-fuzzer
100123                   S       uwait   0xfffffe0058393300  syz-fuzzer
100125                   S       uwait   0xfffffe009e559600  syz-fuzzer
100126                   S       kqread  0xfffffe0058b12200  syz-fuzzer
114620                   S       uwait   0xfffffe00a72e1200  syz-fuzzer
  778   776   778     0  Ss      pause   0xfffffe009e9d6b20  csh
  776   694   776     0  Ss      select  0xfffffe009e490c40  sshd
  760     1   760     0  Ss+     ttyin   0xfffffe0056ffecb0  getty
  759     1   759     0  Ss+     ttyin   0xfffffe00575ed4b0  getty
  758     1   758     0  Ss+     ttyin   0xfffffe00575edcb0  getty
  757     1   757     0  Ss+     ttyin   0xfffffe00583f44b0  getty
  756     1   756     0  Ss+     ttyin   0xfffffe00583f4cb0  getty
  755     1   755     0  Ss+     ttyin   0xfffffe00583f04b0  getty
  754     1   754     0  Ss+     ttyin   0xfffffe00583f0cb0  getty
  753     1   753     0  Ss+     ttyin   0xfffffe005839b4b0  getty
  752     1   752     0  Ss+     ttyin   0xfffffe005839bcb0  getty
  698     1   698     0  Ss      nanslp  0xffffffff8405da40  cron
  694     1   694     0  Ss      select  0xfffffe0057407840  sshd
  507     1   507     0  Ss      select  0xfffffe0057407b40  syslogd
  436     1   436     0  Ss      select  0xfffffe0058af83c0  devd
  435     1   435    65  Ss      select  0xfffffe0057407c40  dhclient
  350     1   350     0  Ss      select  0xfffffe0058af8240  dhclient
  347     1   347     0  Ss      select  0xfffffe0058af8640  dhclient
   23     0     0     0  DL      syncer  0xffffffff84185de0  [syncer]
   22     0     0     0  DL      vlruwt  0xfffffe005875fa70  [vnlru]
   21     0     0     0  DL      (threaded)                  [bufdaemon]
100085                   D       qsleep  0xffffffff84183ae0  [bufdaemon]
100088                   D       -       0xffffffff83411f80  [bufspacedaemon-0]
100099                   D       sdflush 0xfffffe00588344e8  [/ worker]
   20     0     0     0  DL      psleep  0xffffffff841bc000  [vmdaemon]
   19     0     0     0  DL      (threaded)                  [pagedaemon]
100083                   D       psleep  0xffffffff841afb38  [dom0]
100089                   D       launds  0xffffffff841afb44  [laundry: dom0]
100090                   D       umarcl  0xffffffff81eb0d00  [uma]
   18     0     0     0  DL      -       0xffffffff83e14120  [rand_harvestq]
   17     0     0     0  DL      waiting 0xffffffff84b91520  [sctp_iterator]
   16     0     0     0  DL      pftm    0xffffffff848931a0  [pf purge]
   15     0     0     0  DL      -       0xffffffff8417ed00  [soaiod4]
    9     0     0     0  DL      -       0xffffffff8417ed00  [soaiod3]
    8     0     0     0  DL      -       0xffffffff8417ed00  [soaiod2]
    7     0     0     0  DL      -       0xffffffff8417ed00  [soaiod1]
    6     0     0     0  DL      (threaded)                  [cam]
100048                   D       -       0xffffffff83c998c0  [doneq0]
100049                   D       -       0xffffffff83c99840  [async]
100082                   D       -       0xffffffff83c996c0  [scanner]
   14     0     0     0  DL      seqstat 0xfffffe0056ab5c88  [sequencer 00]
    5     0     0     0  DL      crypto_ 0xfffffe00541b9d80  [crypto returns 1]
    4     0     0     0  DL      crypto_ 0xfffffe00541b9d30  [crypto returns 0]
    3     0     0     0  DL      crypto_ 0xffffffff841a9be0  [crypto]
   13     0     0     0  DL      (threaded)                  [geom]
100039                   D       -       0xffffffff84031000  [g_event]
100040                   D       -       0xffffffff84031040  [g_up]
100041                   D       -       0xffffffff84031080  [g_down]
    2     0     0     0  DL      (threaded)                  [KTLS]
100029                   D       -       0xfffffe00081f6d00  [thr_0]
100030                   D       -       0xfffffe00081f6d80  [thr_1]
100031                   D       -       0xffffffff84180088  [alloc_0]
   12     0     0     0  WL      (threaded)                  [intr]
100011                   I                                   [swi6: task queue]
100012                   I                                   [swi6: Giant taskq]
100014                   I                                   [swi5: fast taskq]
100032                   I                                   [swi1: netisr 0]
100033                   I                                   [swi3: vm]
100034                   I                                   [swi4: clock (0)]
100035                   I                                   [swi4: clock (1)]
100036                   I                                   [swi1: hpts]
100037                   I                                   [swi1: hpts]
100050                   I                                   [irq24: virtio_pci0]
100051                   I                                   [irq25: virtio_pci0]
100052                   I                                   [irq26: virtio_pci0]
100053                   I                                   [irq27: virtio_pci0]
100054                   I                                   [irq28: virtio_pci1]
100055                   I                                   [irq29: virtio_pci1]
100056                   I                                   [irq30: virtio_pci1]
100057                   I                                   [irq31: virtio_pci1]
100058                   I                                   [irq32: virtio_pci1]
100063                   I                                   [irq10: virtio_pci2]
100065                   I                                   [irq1: atkbd0]
100066                   I                                   [irq12: psm0]
100067                   I                                   [swi0: uart uart++]
100075                   I                                   [swi1: pf send]
   11     0     0     0  RL      (threaded)                  [idle]
100003                   CanRun                              [idle: cpu0]
100004                   CanRun                              [idle: cpu1]
    1     0     1     0  SLs     wait    0xfffffe0053d58538  [init]
   10     0     0     0  DL      audit_w 0xffffffff841aab80  [audit]
    0     0     0     0  DLs     (threaded)                  [kernel]
100000                   D       swapin  0xffffffff84031f00  [swapper]
100005                   D       -       0xfffffe00081f8900  [softirq_0]
100006                   D       -       0xfffffe00081f8700  [softirq_1]
100007                   D       -       0xfffffe00081f8500  [if_io_tqg_0]
100008                   D       -       0xfffffe00081f8300  [if_io_tqg_1]
100009                   D       -       0xfffffe00081f8100  [if_config_tqg_0]
100010                   D       -       0xfffffe0053df4e00  [deferred_unmount ta]
100013                   D       -       0xfffffe0053df4800  [thread taskq]
100015                   D       -       0xfffffe0053df4400  [linuxkpi_irq_wq]
100016                   D       -       0xfffffe0053df4200  [kqueue_ctx taskq]
100017                   D       -       0xfffffe0053df4000  [pci_hp taskq]
100018                   D       -       0xfffffe0053dfed00  [aiod_kick taskq]
100019                   D       -       0xfffffe0053dfeb00  [inm_free taskq]
100020                   D       -       0xfffffe0053dfe900  [in6m_free taskq]
100021                   D       -       0xfffffe0053dfe700  [linuxkpi_short_wq_0]
100022                   D       -       0xfffffe0053dfe700  [linuxkpi_short_wq_1]
100023                   D       -       0xfffffe0053dfe700  [linuxkpi_short_wq_2]
100024                   D       -       0xfffffe0053dfe700  [linuxkpi_short_wq_3]
100025                   D       -       0xfffffe0053dfe200  [linuxkpi_long_wq_0]
100026                   D       -       0xfffffe0053dfe200  [linuxkpi_long_wq_1]
100027                   D       -       0xfffffe0053dfe200  [linuxkpi_long_wq_2]
100028                   D       -       0xfffffe0053dfe200  [linuxkpi_long_wq_3]
100038                   D       -       0xfffffe0053e08200  [firmware taskq]
100042                   D       -       0xfffffe005418fc00  [crypto_0]
100043                   D       -       0xfffffe005418fc00  [crypto_1]
100059                   D       -       0xfffffe0056eb2b00  [vtnet0 rxq 0]
100060                   D       -       0xfffffe0056eb2a00  [vtnet0 txq 0]
100061                   D       -       0xfffffe0056eb2900  [vtnet0 rxq 1]
100062                   D       -       0xfffffe0056eb2800  [vtnet0 txq 1]
100064                   D       vtbslp  0xfffffe0056edf400  [virtio_balloon]
100068                   D       -       0xfffffe0057012800  [mca taskq]
100073                   D       -       0xffffffff82c84b40  [deadlkres]
100077                   D       -       0xfffffe00573fda00  [acpi_task_0]
100078                   D       -       0xfffffe00573fda00  [acpi_task_1]
100079                   D       -       0xfffffe00573fda00  [acpi_task_2]
100081                   D       -       0xfffffe005418f400  [CAM taskq]
117241                   D       -       0xfffffe009e98e800  [system_taskq_0]
117242                   D       -       0xfffffe009e98e800  [system_taskq_1]
117243                   D       -       0xfffffe009ea22c00  [system_delay_taskq_]
117244                   D       -       0xfffffe009ea22c00  [system_delay_taskq_]
117245                   D       -       0xfffffe009e98ee00  [arc_prune_0]
117246                   D       -       0xfffffe009e98ee00  [arc_prune_1]
db> show all locks
db> show malloc
              Type        InUse        MemUse     Requests
           pf_hash            5        11524K            5
            linker          378        10029K          526
            devbuf         4213         4323K         4242
          tcp_hpts            6         3201K            6
           solaris          129         2804K          199
         sysctloid        46377         2735K        46481
             vtbuf           24         1968K           46
              kobj          326         1304K          483
            newblk           10         1027K        22916
          vfscache            3         1025K            3
          inodedep          825          821K        21606
               pcb          385          788K        49603
         ufs_quota            1          512K            1
          vfs_hash            1          512K            1
           callout            2          512K            2
              intr            4          472K            4
           subproc          164          327K        22542
              vmem            3          274K            5
          filedesc           28          217K        42877
            dirrem          816          204K        21516
            acpica         1674          184K        55237
         vnet_data            1          168K            1
           tidhash            3          141K            3
           pagedep           10          131K        21439
        tfo_ccache            1          128K            1
            DEVFS1          109          109K          126
               sem            4          106K            4
         sctp_stro          104          104K        10780
          freefile          815          102K        21510
               BPF           46           88K           76
         sctp_atcl          221           83K        37685
               bus          986           80K         3480
          mtx_pool            2           72K            2
          syncache            1           68K            1
            module          513           65K          513
          acpitask            1           64K            1
       ddb_capture            1           64K            1
              umtx          440           55K          440
           kdtrace          271           55K        47938
              temp           35           33K         8264
            DEVFS3          128           32K          138
         hostcache            1           32K            1
               shm            1           32K            3
               msg            4           30K            4
         sctp_timw          114           29K          114
        gtaskqueue           18           26K           18
            kbdmux            6           22K            6
            ifaddr           70           20K           72
        DEVFS_RULE           56           20K           56
        kstat_data           17           17K           17
         ufs_mount            4           17K            5
              proc            3           17K            3
           lltable           51           17K          525
          routetbl          131           17K          420
               tty           16           16K           16
           ithread           99           16K           99
            bus-sc           34           15K         1691
           pf_osfp          114           14K          114
           tcp_fsb          109           14K         2586
         sctp_atky          325           14K        46892
            KTRACE          100           13K          100
             ifnet            7           13K            7
       ether_multi          152           13K          162
              kenv           95           12K           95
      eventhandler          136           12K          136
         CAM queue            5           11K         1528
              GEOM           61           10K          491
              rman           84           10K          425
         in6_multi           65            9K           65
         taskqueue           81            9K           81
         bmsafemap            2            9K        21619
              UART           12            9K           12
           devstat            4            9K            4
              ksem            1            8K            1
               rpc            2            8K            2
             shmfd            1            8K           85
       pfs_vncache            1            8K            1
         pfs_nodes           20            8K           20
     audit_evclass          237            8K          295
               UMA          365            7K          365
            kqueue           75            7K        22498
              cred           26            7K          314
            sglist            5            7K            5
           CAM DEV            3            6K          510
            plimit           24            6K          484
            DEVFSP           83            6K         9010
       inpcbpolicy          154            5K         9850
       ufs_dirhash           24            5K           24
           pwddesc           73            5K        22449
           session           35            5K           58
          pf_ifnet           10            5K           19
                vt           11            5K           11
           memdesc            1            4K            1
               MCA           32            4K           32
             evdev            4            4K            4
          kcovinfo           64            4K           68
           acpisem           28            4K           28
         sctp_athm          221            4K        37695
             selfd           55            4K       306904
             lockf           32            4K           63
             hhook           15            4K           17
          sctp_map          208            4K        21558
               osd          171            4K         8732
         proc-args           52            3K          714
          terminal           11            3K           11
         sctp_stri            5            3K         4013
            select           19            3K           74
           uidinfo            3            3K           13
        local_apic            1            2K            1
           io_apic            1            2K            1
       fpukern_ctx            2            2K            2
         ipsec-saq            2            2K            2
            ip6ndp           12            2K           13
          sctp_ifa           13            2K           14
            crypto            5            2K          637
            Unitno           27            2K           51
           CAM XPT           22            2K          543
          in_multi            6            2K            8
       vnodemarker            3            2K           77
       ipsecpolicy            2            2K            2
           acpidev           20            2K           20
               msi            9            2K            9
             clone            9            2K            9
               tun            7            2K            7
          freework            5            2K        22114
           softdep            1            1K            1
             mkdir            8            1K        42838
          freeblks            4            1K        21507
            sahead            1            1K            1
          secasvar            1            1K            1
             nhops            6            1K            8
      NFSD session            1            1K            1
        CAM periph            4            1K          271
             ipsec            3            1K            3
          sctp_ifn            6            1K           14
               mld            6            1K            6
              igmp            6            1K            6
         toponodes            6            1K            6
            isadev            6            1K            6
             mount           16            1K           89
          pci_link           10            1K           10
         newdirblk            5            1K        21419
 encap_export_host           12            1K           12
          procdesc            5            1K           18
             xform            9            1K        10675
            diradd            4            1K        21557
              pfil            4            1K            4
              cdev            2            1K            2
    chacha20random            1            1K            1
      NFSD lckfile            1            1K            1
     NFSD V4client            1            1K            1
             DEVFS            9            1K           10
            vnodes            1            1K            2
           CAM SIM            2            1K            2
              ktls            1            1K            1
            prison            8            1K            8
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              vnet            1            1K            1
           entropy            2            1K           48
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               pmc            1            1K            1
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            ip6opt            0            0K           24
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               LRO            0            0K            0
      newreno data            0            0K            6
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              ipid            0            0K            0
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            statfs            0            0K        21639
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ag_tgt_map_t malloc            0            0K            0
ag_slr_map_t malloc            0            0K            0
lDevFlags * malloc            0            0K            0
tiDeviceHandle_t * malloc            0            0K            0
ag_portal_data_t malloc            0            0K            0
ag_device_t malloc            0            0K            0
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db> show uma
              Zone   Size    Used    Free    Requests  Sleeps  Bucket  Total Mem    XFree
   mbuf_jumbo_page   4096    8346     964      785400       0     254   38133760        0
           tcp_log    416       0    7587      120224       0     254    3156192        0
        malloc-384    384    4993    2417       25777       0      30    2845440        0
              mbuf    256    9484     521     1401548       0     254    2561280        0
              pbuf   2624       0     973           0       0       2    2553152        0
        malloc-128    128   15585      39       18150       0     126    1999872        0
        RADIX NODE    144   11927     388      571645       0      64    1773360        0
          BUF TRIE    144     235   11525        1682       0      62    1693440        0
       malloc-4096   4096     401       4       22942       0       2    1658880        0
         sctp_asoc   2288     104     571       10779       0     254    1544400        0
      mbuf_cluster   2048     735       1         735       0     254    1507328        0
       UMA Slabs 0    112   11142      15       11142       0     126    1249584        0
         vmem btag     56   20016     119       20016       0     254    1127560        0
       malloc-2048   2048     116     388       21056       0       8    1032192        0
           sctp_ep   1272     112     587       21047       0     254     889128        0
        malloc-256    256     863    2422       44955       0      62     840960        0
       malloc-1024   1024     105     571       10780       0      16     692224        0
        malloc-384    384     259    1541       38197       0      30     691200        0
        malloc-256    256      60    2475       18053       0      62     648960        0
         FFS inode   1160     522      24       22033       0       8     633360        0
        sctp_raddr    736     104     578       10781       0     254     501952        0
        256 Bucket   2048     214      18       17461       0       8     475136        0
        malloc-128    128     850    2436       22051       0     126     420608        0
            THREAD   1808     197      23       25488       0       8     397760        0
      malloc-65536  65536       6       0           6       0       1     393216        0
            lkpimm    168       1    2327           1       0      62     391104        0
          lkpicurr    168       2    2326           2       0      62     391104        0
         VM OBJECT    264    1366      74      321046       0      30     380160        0
         malloc-64     64    5751     171       50714       0     254     379008        0
            socket    960     195     161       32278       0     254     341760        0
         malloc-16     16   19205     545       41874       0     254     316000        0
      malloc-16384  16384      13       5       21436       0       1     294912        0
             VNODE    448     562      86       22075       0      30     290304        0
         tcp_inpcb    496     156     428        8692       0     254     289664        0
         UMA Zones    768     337       2         337       0      16     260352        0
             tcpcb   1080     142      96        8691       0     254     257040        0
         malloc-32     32    7696     116        8524       0     254     249984        0
        malloc-256    256     433     512       71276       0      62     241920        0
            DEVCTL   1024       0     220         155       0       0     225280        0
        malloc-512    512       5     427        4013       0      30     221184        0
         MAP ENTRY     96    1920     306     1223307       0     126     213696        0
       tcp_bbr_map    128       0    1612       22618       0     126     206336        0
        malloc-256    256     170     610       65055       0      62     199680        0
      malloc-65536  65536       1       2         343       0       1     196608        0
      malloc-65536  65536       1       2         137       0       1     196608        0
      malloc-32768  32768       0       6         215       0       1     196608        0
    ertt_txseginfo     40       0    4848       71421       0     254     193920        0
       mbuf_packet    256     206     529       38813       0     254     188160        0
        malloc-128    128    1216     117       68626       0     126     170624        0
       malloc-1024   1024     151       5         168       0      16     159744        0
        malloc-128    128    1178      31        6437       0     126     154752        0
       S VFS Cache    104    1041     363       23260       0     126     146016        0
       FFS2 dinode    256     522      33       22033       0      62     142080        0
           VMSPACE   2544      44      10       22425       0       4     137376        0
zio_buf_comb_131072 131072       0       1           1       0       1     131072        0
      malloc-65536  65536       0       2          24       0       1     131072        0
      malloc-65536  65536       0       2         415       0       1     131072        0
        sctp_chunk    152      48     810        6571       0     254     130416        0
        128 Bucket   1024      95      32        4698       0      16     130048        0
          UMA Kegs    384     322       1         322       0      30     124032        0
              PROC   1336      72      18       22448       0       8     120240        0
         64 Bucket    512     160      72       13781       0      30     118784        0
          ksiginfo    112      75     969        3852       0     126     116928        0
      tcp_rack_pcb    832     109      17        2586       0      16     104832        0
      malloc-32768  32768       1       2         131       0       1      98304        0
       malloc-2048   2048      12      36         634       0       8      98304        0
         filedesc0   1072      73      18       22449       0       8      97552        0
         32 Bucket    256     206     154       14262       0      62      92160        0
       malloc-8192   8192      10       1          12       0       1      90112        0
       malloc-4096   4096      21       1          24       0       2      90112        0
            clpbuf   2624       0      32          49       0      16      83968        0
      malloc-16384  16384       3       2           5       0       1      81920        0
       malloc-8192   8192       9       1         110       0       1      81920        0
         malloc-64     64     170    1027       14882       0     254      76608        0
             g_bio    408       0     170       15020       0      30      69360        0
        sctp_laddr     48      34    1394       21950       0     254      68544        0
      malloc-65536  65536       1       0           1       0       1      65536        0
      malloc-65536  65536       1       0           1       0       1      65536        0
       malloc-4096   4096      14       1          27       0       2      61440        0
       malloc-8192   8192       4       3          32       0       1      57344        0
      tcp_rack_map    112     412      56        4530       0     126      52416        0
        malloc-256    256     167      28        2851       0      62      49920        0
zio_data_buf_16384  16384       0       3           9       0       1      49152        0
      malloc-16384  16384       2       1          17       0       1      49152        0
      malloc-16384  16384       1       2         161       0       1      49152        0
       malloc-2048   2048       2      22         575       0       8      49152        0
         malloc-64     64     610     146        3196       0     254      48384        0
         malloc-32     32     250    1262       32090       0     254      48384        0
              pipe    744      29      36        5457       0      16      48360        0
        malloc-128    128      90     282       21954       0     126      47616        0
       malloc-4096   4096      10       1          12       0       2      45056        0
       malloc-1024   1024      10      34        3140       0      16      45056        0
            pcpu-8      8    5220     412        5586       0     254      45056        0
       tcp_bbr_pcb    832       1      53        4880       0      16      44928        0
             Files     80     260     290       85079       0     126      44000        0
           DIRHASH   1024      34       6          34       0      16      40960        0
         malloc-64     64     104     526      323308       0     254      40320        0
         malloc-64     64     366     264       16778       0     254      40320        0
        malloc-384    384      94       6         159       0      30      38400        0
             NAMEI   1024       0      36      115071       0      16      36864        0
       malloc-4096   4096       3       6       22274       0       2      36864        0
         malloc-16     16     397    1853       46508       0     254      36000        0
         TURNSTILE    136     221      31         221       0      62      34272        0
     zio_buf_16384  16384       0       2          10       0       1      32768        0
      malloc-32768  32768       1       0           1       0       1      32768        0
      malloc-32768  32768       1       0           1       0       1      32768        0
           pcpu-64     64     492      20         492       0     254      32768        0
sctp_stream_msg_out    112      72     216        1100       0     254      32256        0
        malloc-128    128      61     187         333       0     126      31744        0
            da_ccb    544       0      56        3914       0      16      30464        0
       malloc-4096   4096       4       3          11       0       2      28672        0
         malloc-64     64     116     325       23139       0     254      28224        0
         16 Bucket    144      99      97         793       0      62      28224        0
             KNOTE    160      28     147      201094       0      62      28000        0
          8 Bucket     80      96     254        4509       0     126      28000        0
        malloc-128    128     150      67        2304       0     126      27776        0
        malloc-384    384      60      10          62       0      30      26880        0
       malloc-8192   8192       1       2           3       0       1      24576        0
       malloc-8192   8192       1       2           3       0       1      24576        0
               PWD     32      23     733       21521       0     254      24192        0
            ttyinq    160     135      15         300       0      62      24000        0
           ttyoutq    256      72      18         160       0      62      23040        0
        malloc-256    256      60      30        2417       0      62      23040        0
        SLEEPQUEUE     88     221      35         221       0     126      22528        0
       malloc-2048   2048       2       8         500       0       8      20480        0
              ertt     72     142     138        8691       0     126      20160        0
         malloc-64     64     180     135        9158       0     254      20160        0
     udplite_inpcb    496       0      40         663       0     254      19840        0
         udp_inpcb    496       6      34         322       0     254      19840        0
        malloc-128    128      58      97       21749       0     126      19840        0
       Mountpoints   2752       2       5           2       0       4      19264        0
        malloc-256    256      25      50         668       0      62      19200        0
      malloc-16384  16384       1       0           1       0       1      16384        0
      malloc-16384  16384       1       0           1       0       1      16384        0
      malloc-16384  16384       1       0           1       0       1      16384        0
       malloc-8192   8192       2       0           2       0       1      16384        0
       malloc-8192   8192       0       2           6       0       1      16384        0
       malloc-2048   2048       3       5         195       0       8      16384        0
       malloc-1024   1024       8       8         109       0      16      16384        0
        malloc-512    512       0      32         142       0      30      16384        0
         malloc-32     32     296     208       35187       0     254      16128        0
      vtnet_tx_hdr     24       0     668      407007       0     254      16032        0
        malloc-384    384      22      18         362       0      30      15360        0
       malloc-2048   2048       3       3          13       0       8      12288        0
       malloc-2048   2048       3       3           4       0       8      12288        0
       malloc-1024   1024       8       4         184       0      16      12288        0
       malloc-1024   1024       8       4           8       0      16      12288        0
        malloc-512    512      12      12          44       0      30      12288        0
         malloc-32     32      88     290       22728       0     254      12096        0
             ripcb    496       6      18         174       0     254      11904        0
              kenv    258      15      30        1042       0      30      11610        0
             unpcb    256      20      25        1332       0     254      11520        0
       malloc-8192   8192       1       0           1       0       1       8192        0
       malloc-4096   4096       0       2           5       0       2       8192        0
       malloc-2048   2048       2       2           4       0       8       8192        0
       malloc-1024   1024       3       5          35       0      16       8192        0
       malloc-1024   1024       1       7         101       0      16       8192        0
        malloc-512    512       0      16          36       0      30       8192        0
        malloc-512    512       6      10         139       0      30       8192        0
        malloc-512    512       7       9           7       0      30       8192        0
        malloc-512    512      10       6          10       0      30       8192        0
           rtentry    176      30      16          34       0      62       8096        0
              PGRP     88      35      57          58       0     126       8096        0
          rl_entry     40      92     110          92       0     254       8080        0
             udpcb     32       6     246         985       0     254       8064        0
         malloc-64     64      58      68         486       0     254       8064        0
         malloc-32     32     127     125         338       0     254       8064        0
         malloc-32     32      57     195         246       0     254       8064        0
         malloc-32     32      56     196        1409       0     254       8064        0
         malloc-32     32      17     235         202       0     254       8064        0
          4 Bucket     48       7     161         516       0     254       8064        0
          2 Bucket     32      77     175        2749       0     254       8064        0
         malloc-16     16       0     500         285       0     254       8000        0
         malloc-16     16      26     474       13410       0     254       8000        0
         malloc-16     16      57     443       16874       0     254       8000        0
         malloc-16     16      42     458         616       0     254       8000        0
         malloc-16     16     329     171       25437       0     254       8000        0
         malloc-16     16       4     496        9804       0     254       8000        0
        sctp_readq    152       0      52        2362       0     254       7904        0
               AIO    208       1      37          26       0      62       7904        0
           cryptop    280       1      27         152       0      30       7840        0
            itimer    352       0      22           4       0      30       7744        0
             AIOCB    552       0      14          64       0      16       7728        0
     routing nhops    256      27       3          34       0      62       7680        0
        malloc-384    384       0      20          41       0      30       7680        0
        malloc-256    256      13      17        1349       0      62       7680        0
            AIOLIO    272       0      28          10       0      30       7616        0
     FPU_save_area    832       1       8           1       0      16       7488        0
            cpuset    104       8      54          16       0     126       6448        0
         abd_chunk   4096       1       0           1       0       2       4096        0
 epoch_record pcpu    256       4      12           4       0      62       4096        0
       malloc-4096   4096       0       1           1       0       2       4096        0
        malloc-512    512       0       8           1       0      30       4096        0
           pcpu-16     16       7     249           7       0     254       4096        0
    tcp_log_bucket    176       0      23           1       0      62       4048        0
         hostcache     64       1      62           1       0     254       4032        0
          syncache    168       0      24           4       0     254       4032        0
              AIOP     32       4     122           4       0     254       4032        0
      tcp_log_node    120       0      33           2       0     126       3960        0
       UMA Slabs 1    176      10      12          10       0      62       3872        0
        malloc-384    384       2       8           2       0      30       3840        0
        malloc-384    384       1       9           1       0      30       3840        0
            mqnode    416       3       6           3       0      30       3744        0
        KMAP ENTRY     96      18      21          24       0       0       3744        0
              vmem   1856       1       1           1       0       8       3712        0
         domainset     40       0      63           6       0     254       2520        0
           SMR CPU     32       3      60           3       0     254       2016        0
        SMR SHARED     24       3      60           3       0     254       1512        0
   zfs_znode_cache    464       0       0           0       0      30          0        0
       sio_cache_2    168       0       0           0       0      62          0        0
       sio_cache_1    152       0       0           0       0      62          0        0
       sio_cache_0    136       0       0           0       0      62          0        0
     zil_zcw_cache     80       0       0           0       0     126          0        0
     zil_lwb_cache    352       0       0           0       0      30          0        0
    dmu_buf_impl_t    408       0       0           0       0      30          0        0
         arc_buf_t     64       0       0           0       0     254          0        0
arc_buf_hdr_t_l2only     96       0       0           0       0     126          0        0
arc_buf_hdr_t_full_crypt    416       0       0           0       0      30          0        0
arc_buf_hdr_t_full    352       0       0           0       0      30          0        0
           dnode_t   1032       0       0           0       0       8          0        0
          sa_cache    296       0       0           0       0      30          0        0
zio_buf_comb_16777216 16777216       0       0           0       0       1          0        0
zio_buf_comb_14680064 14680064       0       0           0       0       1          0        0
zio_buf_comb_12582912 12582912       0       0           0       0       1          0        0
zio_buf_comb_10485760 10485760       0       0           0       0       1          0        0
zio_buf_comb_8388608 8388608       0       0           0       0       1          0        0
zio_buf_comb_7340032 7340032       0       0           0       0       1          0        0
zio_buf_comb_6291456 6291456       0       0           0       0       1          0        0
zio_buf_comb_5242880 5242880       0       0           0       0       1          0        0
zio_buf_comb_4194304 4194304       0       0           0       0       1          0        0
zio_buf_comb_3670016 3670016       0       0           0       0       1          0        0
zio_buf_comb_3145728 3145728       0       0           0       0       1          0        0
zio_buf_comb_2621440 2621440       0       0           0       0       1          0        0
zio_buf_comb_2097152 2097152       0       0           0       0       1          0        0
zio_buf_comb_1835008 1835008       0       0           0       0       1          0        0
zio_buf_comb_1572864 1572864       0       0           0       0       1          0        0
zio_buf_comb_1310720 1310720       0       0           0       0       1          0        0
zio_buf_comb_1048576 1048576       0       0           0       0       1          0        0
zio_buf_comb_917504 917504       0       0           0       0       1          0        0
zio_buf_comb_786432 786432       0       0           0       0       1          0        0
zio_buf_comb_655360 655360       0       0           0       0       1          0        0
zio_buf_comb_524288 524288       0       0           0       0       1          0        0
zio_buf_comb_458752 458752       0       0           0       0       1          0        0
zio_buf_comb_393216 393216       0       0           0       0       1          0        0
zio_buf_comb_327680 327680       0       0           0       0       1          0        0
zio_buf_comb_262144 262144       0       0           0       0       1          0        0
zio_buf_comb_229376 229376       0       0           0       0       1          0        0
zio_buf_comb_196608 196608       0       0           0       0       1          0        0
zio_buf_comb_163840 163840       0       0           0       0       1          0        0
zio_buf_comb_114688 114688       0       0           0       0       1          0        0
zio_buf_comb_98304  98304       0       0           0       0       1          0        0
zio_buf_comb_81920  81920       0       0           0       0       1          0        0
zio_buf_comb_65536  65536       0       0           0       0       1          0        0
zio_buf_comb_57344  57344       0       0           0       0       1          0        0
zio_buf_comb_49152  49152       0       0           0       0       1          0        0
zio_buf_comb_40960  40960       0       0           0       0       1          0        0
zio_buf_comb_32768  32768       0       0           0       0       1          0        0
zio_buf_comb_28672  28672       0       0           0       0       1          0        0
zio_buf_comb_24576  24576       0       0           0       0       1          0        0
zio_buf_comb_20480  20480       0       0           0       0       1          0        0
zio_data_buf_14336  14336       0       0           0       0       1          0        0
     zio_buf_14336  14336       0       0           0       0       1          0        0
zio_data_buf_12288  12288       0       0           0       0       1          0        0
     zio_buf_12288  12288       0       0           0       0       1          0        0
zio_data_buf_10240  10240       0       0           0       0       1          0        0
     zio_buf_10240  10240       0       0           0       0       1          0        0
 zio_data_buf_8192   8192       0       0           0       0       1          0        0
      zio_buf_8192   8192       0       0           0       0       1          0        0
 zio_data_buf_7168   7168       0       0           0       0       1          0        0
      zio_buf_7168   7168       0       0           0       0       1          0        0
 zio_data_buf_6144   6144       0       0           0       0       1          0        0
      zio_buf_6144   6144       0       0           0       0       1          0        0
 zio_data_buf_5120   5120       0       0           0       0       1          0        0
      zio_buf_5120   5120       0       0           0       0       1          0        0
 zio_data_buf_4096   4096       0       0           0       0       2          0        0
      zio_buf_4096   4096       0       0           0       0       2          0        0
 zio_data_buf_3584   3584       0       0           0       0       2          0        0
      zio_buf_3584   3584       0       0           0       0       2          0        0
 zio_data_buf_3072   3072       0       0           0       0       4          0        0
      zio_buf_3072   3072       0       0           0       0       4          0        0
 zio_data_buf_2560   2560       0       0           0       0       4          0        0
      zio_buf_2560   2560       0       0           0       0       4          0        0
 zio_data_buf_2048   2048       0       0           0       0       8          0        0
      zio_buf_2048   2048       0       0           0       0       8          0        0
 zio_data_buf_1536   1536       0       0           0       0       8          0        0
      zio_buf_1536   1536       0       0           0       0       8          0        0
 zio_data_buf_1024   1024       0       0           0       0      16          0        0
      zio_buf_1024   1024       0       0           0       0      16          0        0
  zio_data_buf_512    512       0       0           0       0      30          0        0
       zio_buf_512    512       0       0           0       0      30          0        0
    zio_link_cache     48       0       0           0       0     254          0        0
         zio_cache   1232       0       0           0       0       8          0        0
   ddt_entry_cache    392       0       0           0       0      30          0        0
         ddt_cache  24824       0       0           0       0       1          0        0
metaslab_alloc_trace_cache     72       0       0           0       0     126          0        0
zfs_btree_leaf_cache   4096       0       0           0       0       2          0        0
reference_history_cache      8       0       0           0       0     254          0        0
   reference_cache     40       0       0           0       0     254          0        0
        taskq_zone    192       0       0           0       0      62          0        0
       FFS1 dinode    128       0       0           0       0     126          0        0
           ada_ccb    272       0       0           0       0      30          0        0
             swblk    136       0       0           0       0      62          0        0
          swpctrie    144       0       0           0       0      62          0        0
   sctp_asconf_ack     48       0       0           0       0     254          0        0
       sctp_asconf     40       0       0           0       0     254          0        0
   cdg_qdiffsample     16       0       0           0       0     254          0        0
   pf state scrubs     40       0       0           0       0     254          0        0
   pf frag entries     40       0       0           0       0     254          0        0
          pf frags    248       0       0           0       0      62          0        0
  pf table entries    160       0       0           0       0      62          0        0
pf table entry counters     64       0       0           0       0     254          0        0
   pf source nodes    136       0       0           0       0     254          0        0
     pf state keys     88       0       0           0       0     126          0        0
         pf states    312       0       0           0       0     254          0        0
           pf tags    104       0       0           0       0     126          0        0
          pf mtags     48       0       0           0       0     254          0        0
          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
    IPsec SA lft_c     16       0       0           0       0     254          0        0
        TMPFS node    224       0       0           0       0      62          0        0
           NCLNODE    592       0       0           0       0      16          0        0
        mqnotifier    216       0       0           0       0      62          0        0
            mvdata     64       0       0           0       0     254          0        0
            mqueue    248       0       0           0       0      62          0        0
     LTS VFS Cache    360       0       0           0       0      30          0        0
       L VFS Cache    320       0       0           0       0      30          0        0
     STS VFS Cache    144       0       0           0       0      62          0        0
  linux_dma_object     24       0       0           0       0     254          0        0
  linux_dma_pctrie    144       0       0           0       0      62          0        0
   IOMMU_MAP_ENTRY    120       0       0           0       0     126          0        0
      ktls_session    192       0       0           0       0      62          0        0
    mbuf_jumbo_16k  16384       0       0           0       0     254          0        0
     mbuf_jumbo_9k   9216       0       0           0       0     254          0        0
      audit_record   1280       0       0           0       0       8          0        0
        MAC labels     40       0       0           0       0     254          0        0
            vnpbuf   2624       0       0           0       0      64          0        0
            mdpbuf   2624       0       0           0       0       3          0        0
           nfspbuf   2624       0       0           0       0      16          0        0
            swwbuf   2624       0       0           0       0       8          0        0
            swrbuf   2624       0       0           0       0      16          0        0
          umtx_shm     88       0       0           0       0     126          0        0
           umtx pi     96       0       0           0       0     126          0        0
rangeset pctrie nodes    144       0       0           0       0      62          0        0
      malloc-65536  65536       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-16384  16384       0       0           0       0       1          0        0
           pcpu-32     32       0       0           0       0     254          0        0
            pcpu-4      4       0       0           0       0     254          0        0
            fakepg    104       0       0           0       0     126          0        0
          UMA Hash    256       0       0           0       0      62          0        0

Crashes (6):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets Title
ci-freebsd-i386 2021/09/16 19:25 freebsd-src 12061d2626e0 7612dc77 console log report panic: invalid payload start
ci-freebsd-i386 2021/07/02 23:23 freebsd-src c95156691588 55aa55c2 console log report panic: invalid payload start
ci-freebsd-i386 2021/06/27 12:53 freebsd-src 19c288b3a664 9d2ab5df console log report panic: invalid payload start
ci-freebsd-i386 2021/06/14 06:16 freebsd-src efec757b2042 1ba81399 console log report panic: invalid payload start
ci-freebsd-i386 2021/06/09 18:05 freebsd-src 6b08e68be111 84fe5d96 console log report panic: invalid payload start
ci-freebsd-i386 2021/05/27 08:14 freebsd-src 8d5c7813061d 858ea628 console log report panic: invalid payload start
* Struck through repros no longer work on HEAD.