syzbot


panic: TLS trailer length too long: NUM

Status: fixed on 2021/10/14 00:24
Reported-by: syzbot+ab501c50033ec01d53c6@syzkaller.appspotmail.com
Fix commit: a63752cce646 ktls: Reject attempts to enable AES-CBC with TLS 1.3.
First crash: 1141d, last: 1141d

Sample crash report:
login: panic: TLS trailer length too long: 65
cpuid = 1
time = 1633749845
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc7/frame 0xfffffe009be6d050
kdb_backtrace() at kdb_backtrace+0xd3/frame 0xfffffe009be6d1b0
vpanic() at vpanic+0x2c5/frame 0xfffffe009be6d290
panic() at panic+0xb5/frame 0xfffffe009be6d360
ktls_create_session() at ktls_create_session+0xa81/frame 0xfffffe009be6d3f0
ktls_enable_tx() at ktls_enable_tx+0x232/frame 0xfffffe009be6d4f0
tcp_default_ctloutput() at tcp_default_ctloutput+0x20b0/frame 0xfffffe009be6d8b0
tcp_ctloutput() at tcp_ctloutput+0x457/frame 0xfffffe009be6da10
sosetopt() at sosetopt+0x234/frame 0xfffffe009be6dbb0
kern_setsockopt() at kern_setsockopt+0x23c/frame 0xfffffe009be6dce0
sys_setsockopt() at sys_setsockopt+0x76/frame 0xfffffe009be6dd30
amd64_syscall() at amd64_syscall+0x425/frame 0xfffffe009be6df30
fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe009be6df30
--- syscall (0, FreeBSD ELF64, nosys), rip = 0x2b3c6a, rsp = 0x7fffffffea68, rbp = 0x7fffffffea80 ---
KDB: enter: panic
[ thread pid 785 tid 100120 ]
Stopped at      kdb_enter+0x6b: movq    $0,0x28dd94a(%rip)
db> 
db> set $lines = 0
db> set $maxwidth = 0
db> show registers
cs                        0x20
ds                        0x3b
es                        0x3b
fs                        0x13
gs                        0x1b
ss                        0x28
rax                       0x12
rcx         0x3933a7813e8e6e49
rdx         0xdffff7c000000000
rbx                          0
rsp         0xfffffe009be6d190
rbp         0xfffffe009be6d1b0
rsi                        0x1
rdi                          0
r8                         0x3
r9          0xfffffe009be6ccc8
r10                          0
r11         0xfffffe009e4e4e10
r12         0xfffffe009e4e4900
r13         0xfffffe009be6d201
r14         0xffffffff82c84680  .str.18
r15         0xffffffff82c84680  .str.18
rip         0xffffffff817b3deb  kdb_enter+0x6b
rflags                    0x46
kdb_enter+0x6b: movq    $0,0x28dd94a(%rip)
db> show proc
Process 785 (syz-executor6804842) at 0xfffffe009e9d0000:
 state: NORMAL
 uid: 0  gids: 0, 0, 5
 parent: pid 783 at 0xfffffe009e9dba70
 ABI: FreeBSD ELF64
 flag: 0x10004000  flag2: 0
 arguments: ./syz-executor680484288
 reaper: 0xfffffe0053d5d538 reapsubtree: 1
 sigparent: 20
 vmspace: 0xfffffe009e56a3e0
   (map 0xfffffe009e56a3e0)
   (map.pmap 0xfffffe009e56a4a0)
   (pmap 0xfffffe009e56a500)
 threads: 1
100120                   Run     CPU 1                       syz-executor6804842
db> ps
  pid  ppid  pgrp   uid  state   wmesg   wchan               cmd
  785   783   783     0  R       CPU 1                       syz-executor6804842
  783   781   783     0  Ss      pause   0xfffffe009e9dbb20  csh
  781   694   781     0  Rs                                  sshd
  760     1   760     0  Ss+     ttyin   0xfffffe00081e98b0  getty
  759     1   759     0  Ss+     ttyin   0xfffffe00575f3cb0  getty
  758     1   758     0  Ss+     ttyin   0xfffffe00583f00b0  getty
  757     1   757     0  Ss+     ttyin   0xfffffe00583f04b0  getty
  756     1   756     0  Ss+     ttyin   0xfffffe00583f08b0  getty
  755     1   755     0  Ss+     ttyin   0xfffffe00583f0cb0  getty
  754     1   754     0  Ss+     ttyin   0xfffffe005746e0b0  getty
  753     1   753     0  Ss+     ttyin   0xfffffe005746e4b0  getty
  752     1   752     0  Ss+     ttyin   0xfffffe005746e8b0  getty
  750     1    24     0  S+      piperd  0xfffffe00588d55d0  logger
  749   748    24     0  S+      nanslp  0xffffffff8405e641  sleep
  748     1    24     0  S+      wait    0xfffffe0058b56a70  sh
  698     1   698     0  Ss      nanslp  0xffffffff8405e641  cron
  694     1   694     0  Ss      select  0xfffffe009e31a1c0  sshd
  507     1   507     0  Ss      select  0xfffffe0058851040  syslogd
  436     1   436     0  Ss      select  0xfffffe009e31a6c0  devd
  435     1   435    65  Ss      select  0xfffffe009e31a240  dhclient
  350     1   350     0  Ss      select  0xfffffe009e31a2c0  dhclient
  347     1   347     0  Ss      select  0xfffffe009e427b40  dhclient
   23     0     0     0  DL      syncer  0xffffffff841869e0  [syncer]
   22     0     0     0  DL      vlruwt  0xfffffe0058768a70  [vnlru]
   21     0     0     0  DL      (threaded)                  [bufdaemon]
100085                   D       qsleep  0xffffffff841846e0  [bufdaemon]
100088                   D       -       0xffffffff83411f80  [bufspacedaemon-0]
100100                   D       sdflush 0xfffffe005896dce8  [/ worker]
   20     0     0     0  DL      psleep  0xffffffff841bcc00  [vmdaemon]
   19     0     0     0  DL      (threaded)                  [pagedaemon]
100083                   D       psleep  0xffffffff841b0738  [dom0]
100089                   D       launds  0xffffffff841b0744  [laundry: dom0]
100090                   D       umarcl  0xffffffff81eb73b0  [uma]
   18     0     0     0  DL      -       0xffffffff83e14c60  [rand_harvestq]
   17     0     0     0  DL      waiting 0xffffffff848fc760  [sctp_iterator]
   16     0     0     0  DL      pftm    0xffffffff84b142f0  [pf purge]
   15     0     0     0  DL      -       0xffffffff8417f900  [soaiod4]
    9     0     0     0  DL      -       0xffffffff8417f900  [soaiod3]
    8     0     0     0  DL      -       0xffffffff8417f900  [soaiod2]
    7     0     0     0  DL      -       0xffffffff8417f900  [soaiod1]
    6     0     0     0  DL      (threaded)                  [cam]
100048                   D       -       0xffffffff83c9a440  [doneq0]
100049                   D       -       0xffffffff83c9a3c0  [async]
100082                   D       -       0xffffffff83c9a240  [scanner]
   14     0     0     0  DL      seqstat 0xfffffe0056ab6888  [sequencer 00]
    5     0     0     0  DL      crypto_ 0xfffffe00081f3c80  [crypto returns 1]
    4     0     0     0  DL      crypto_ 0xfffffe00081f3c30  [crypto returns 0]
    3     0     0     0  DL      crypto_ 0xffffffff841aa7e0  [crypto]
   13     0     0     0  DL      (threaded)                  [geom]
100039                   D       -       0xffffffff84031b40  [g_event]
100040                   D       -       0xffffffff84031b80  [g_up]
100041                   D       -       0xffffffff84031bc0  [g_down]
    2     0     0     0  DL      (threaded)                  [KTLS]
100029                   D       -       0xfffffe00081edc00  [thr_0]
100030                   D       -       0xfffffe00081edc80  [thr_1]
100031                   D       -       0xffffffff84180c88  [alloc_0]
   12     0     0     0  RL      (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                   Run     CPU 0                       [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    0xfffffe0053d5d538  [init]
   10     0     0     0  DL      audit_w 0xffffffff841ab780  [audit]
    0     0     0     0  DLs     (threaded)                  [kernel]
100000                   D       swapin  0xffffffff84032a40  [swapper]
100005                   D       -       0xfffffe0053df5e00  [softirq_0]
100006                   D       -       0xfffffe0053df5d00  [softirq_1]
100007                   D       -       0xfffffe0053df5c00  [if_io_tqg_0]
100008                   D       -       0xfffffe0053df5b00  [if_io_tqg_1]
100009                   D       -       0xfffffe0053df5a00  [if_config_tqg_0]
100010                   D       -       0xfffffe0053df5900  [deferred_unmount ta]
100013                   D       -       0xfffffe0053df5600  [thread taskq]
100015                   D       -       0xfffffe0053df5400  [linuxkpi_irq_wq]
100016                   D       -       0xfffffe0053df5300  [kqueue_ctx taskq]
100017                   D       -       0xfffffe0053df5200  [pci_hp taskq]
100018                   D       -       0xfffffe0053df5100  [aiod_kick taskq]
100019                   D       -       0xfffffe0053df5000  [inm_free taskq]
100020                   D       -       0xfffffe0053e0de00  [in6m_free taskq]
100021                   D       -       0xfffffe0053e0dd00  [linuxkpi_short_wq_0]
100022                   D       -       0xfffffe0053e0dd00  [linuxkpi_short_wq_1]
100023                   D       -       0xfffffe0053e0dd00  [linuxkpi_short_wq_2]
100024                   D       -       0xfffffe0053e0dd00  [linuxkpi_short_wq_3]
100025                   D       -       0xfffffe0053e0dc00  [linuxkpi_long_wq_0]
100026                   D       -       0xfffffe0053e0dc00  [linuxkpi_long_wq_1]
100027                   D       -       0xfffffe0053e0dc00  [linuxkpi_long_wq_2]
100028                   D       -       0xfffffe0053e0dc00  [linuxkpi_long_wq_3]
100038                   D       -       0xfffffe0053e0db00  [firmware taskq]
100042                   D       -       0xfffffe0053e0da00  [crypto_0]
100043                   D       -       0xfffffe0053e0da00  [crypto_1]
100059                   D       -       0xfffffe0053e0d800  [vtnet0 rxq 0]
100060                   D       -       0xfffffe0053e0d700  [vtnet0 txq 0]
100061                   D       -       0xfffffe0053e0d600  [vtnet0 rxq 1]
100062                   D       -       0xfffffe0053e0d500  [vtnet0 txq 1]
100064                   D       vtbslp  0xfffffe0056fe3e80  [virtio_balloon]
100068                   D       -       0xfffffe0053e0d400  [mca taskq]
100073                   D       -       0xffffffff82c8b601  [deadlkres]
100077                   D       -       0xfffffe0057545b00  [acpi_task_0]
100078                   D       -       0xfffffe0057545b00  [acpi_task_1]
100079                   D       -       0xfffffe0057545b00  [acpi_task_2]
100081                   D       -       0xfffffe0053e0d900  [CAM taskq]
db> show all locks
Process 12 (intr) thread 0xfffffe0056fda1e0 (100056)
exclusive sleep mutex vtnet0-tx0 (vtnet0-tx0) r = 0 (0xfffffe0007925a00) locked @ /syzkaller/managers/main/kernel/sys/dev/virtio/network/if_vtnet.c:2872
db> show malloc
              Type        InUse        MemUse     Requests
           pf_hash            5        11524K            5
            devbuf         4213         4323K         4238
          tcp_hpts            6         3201K            6
         sysctloid        35175         2072K        35246
             vtbuf           24         1968K           46
              kobj          326         1304K          483
            newblk          806         1226K          824
          vfscache            3         1025K            3
               pcb           23          537K           77
          inodedep           50          531K           71
         ufs_quota            1          512K            1
          vfs_hash            1          512K            1
           callout            2          512K            2
              intr            4          472K            4
           subproc          104          206K          844
            acpica         1674          184K        55237
         vnet_data            1          168K            1
              vmem            3          146K            4
           tidhash            3          141K            3
            linker          355          140K          383
           pagedep           14          132K           18
        tfo_ccache            1          128K            1
               sem            4          106K            4
            DEVFS1          104          104K          113
               bus          986           80K         3474
          mtx_pool            2           72K            2
          syncache            1           68K            1
          acpitask            1           64K            1
       ddb_capture            1           64K            1
            module          509           64K          509
           kdtrace          168           34K          908
              umtx          264           33K          264
              temp           17           33K         1614
         hostcache            1           32K            1
               shm            1           32K            1
            DEVFS3          123           31K          133
               msg            4           30K            4
        gtaskqueue           18           26K           18
            kbdmux            6           22K            6
        DEVFS_RULE           56           20K           56
               BPF           10           18K           10
         ufs_mount            4           17K            5
              proc            3           17K            3
               tty           16           16K           16
           ithread           99           16K           99
            bus-sc           34           15K         1691
            KTRACE          100           13K          100
              kenv           95           12K           95
      eventhandler          133           12K          133
            ifaddr           30           12K           32
          routetbl           50           11K          176
         CAM queue            5           11K         1528
              GEOM           61           10K          487
              rman           84           10K          425
         bmsafemap            4            9K           41
              UART           12            9K           12
           devstat            4            9K            4
              ksem            1            8K            1
               rpc            2            8K            2
             shmfd            1            8K            1
       pfs_vncache            1            8K            1
         pfs_nodes           20            8K           20
     audit_evclass          237            8K          295
         taskqueue           63            7K           63
            sglist            5            7K            5
           CAM DEV            3            6K          510
              cred           23            6K          234
       ufs_dirhash           24            5K           24
               UMA          270            5K          270
            dirrem           17            5K           28
            plimit           17            5K          322
                vt           11            5K           11
             ifnet            3            5K            3
           memdesc            1            4K            1
               MCA           32            4K           32
             evdev            4            4K            4
          filedesc            1            4K            1
           acpisem           28            4K           28
             hhook           15            4K           17
       ether_multi           40            4K           50
            diradd           25            4K           36
           lltable           11            4K           11
          pf_ifnet            5            3K            6
         in6_multi           25            3K           25
            kqueue           46            3K          788
           pwddesc           46            3K          786
          terminal           11            3K           11
           session           20            3K           31
           uidinfo            3            3K            8
        local_apic            1            2K            1
           io_apic            1            2K            1
       fpukern_ctx            2            2K            2
         ipsec-saq            2            2K            2
         proc-args           39            2K          489
            Unitno           27            2K           39
           CAM XPT           22            2K          543
             lockf           15            2K           22
             selfd           23            2K        12442
       ipsecpolicy            2            2K            2
           acpidev           20            2K           20
               msi            9            2K            9
             clone            9            2K            9
           softdep            1            1K            1
            sahead            1            1K            1
          secasvar            1            1K            1
       vnodemarker            2            1K            8
      NFSD session            1            1K            1
        CAM periph            4            1K          271
            select            7            1K           29
             ipsec            3            1K            3
          indirdep            3            1K            3
             nhops            6            1K            6
         toponodes            6            1K            6
            isadev            6            1K            6
             mount           16            1K           89
          pci_link           10            1K           10
          sctp_ifa            5            1K            6
            crypto            4            1K            4
            ip6ndp            4            1K            5
 encap_export_host           12            1K           12
         newdirblk            4            1K            8
             mkdir            4            1K           16
          in_multi            2            1K            4
              pfil            4            1K            4
              cdev            2            1K            2
               osd            8            1K           19
    chacha20random            1            1K            1
       inpcbpolicy           11            1K          138
          sctp_ifn            2            1K            6
      NFSD lckfile            1            1K            1
     NFSD V4client            1            1K            1
            DEVFSP            4            1K            9
             DEVFS            9            1K           10
               mld            2            1K            2
              igmp            2            1K            2
            vnodes            1            1K            1
           CAM SIM            2            1K            2
              ktls            1            1K            1
            feeder            7            1K            7
           tcpfunc            3            1K            3
        loginclass            3            1K            7
            prison            6            1K            6
       lkpikmalloc            5            1K            6
        aesni_data            2            1K            2
          nexusdev            8            1K            8
            apmdev            1            1K            1
          atkbddev            2            1K            2
     CAM dev queue            2            1K            2
             xform            2            1K           49
 CAM I/O Scheduler            1            1K            1
          CAM path            4            1K         1034
          procdesc            1            1K            6
          pmchooks            1            1K            1
            soname            4            1K         3471
          filecaps            4            1K           66
               tun            3            1K            3
          sctp_vrf            1            1K            1
              vnet            1            1K            1
           entropy            2            1K           35
          acpiintr            1            1K            1
               pmc            1            1K            1
              cpus            2            1K            2
    vnet_data_free            1            1K            1
           Per-cpu            1            1K            1
          freework            1            1K           26
          p1003.1b            1            1K            1
        vegas data            0            0K            0
          cdg data            0            0K            0
            mqdata            0            0K            0
            tcp_do            0            0K            0
           tcp_fsb            0            0K            0
          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
        dctcp data            0            0K            0
        cubic data            0            0K            0
          chd data            0            0K            0
         htcp data            0            0K            0
        sctp_mcore            0            0K            0
        sctp_socko            0            0K            0
         sctp_iter            0            0K            4
         sctp_mvrf            0            0K            0
         sctp_timw            0            0K            0
         sctp_cpal            0            0K            0
         sctp_cmsg            0            0K            0
         sctp_stre            0            0K            0
         sctp_athi            0            0K            0
         sctp_athm            0            0K            0
         sctp_atky            0            0K            0
         sctp_atcl            0            0K            0
         sctp_a_it            0            0K            4
         sctp_aadr            0            0K            0
         sctp_stro            0            0K            0
         sctp_stri            0            0K            0
          sctp_map            0            0K            0
      NFSCL diroff            0            0K            0
       NEWdirectio            0            0K            0
        madt_table            0            0K            2
          smartpqi            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
              iavf            0            0K            0
               ixl            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
        ice-resmgr            0            0K            0
         ice-osdep            0            0K            0
               ice            0            0K            0
             axgbe            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
          xen_intr            0            0K            0
            DEVFS2            0            0K            0
            gntdev            0            0K            0
           xen_hvm            0            0K            0
         legacydrv            0            0K            0
            qpidrv            0            0K            0
       privcmd_dev            0            0K            0
        evtchn_dev            0            0K            0
      dmar_idpgtbl            0            0K            0
          dmar_dom            0            0K            0
          dmar_ctx            0            0K            0
          xenstore            0            0K            0
         ciss_data            0            0K            0
         BACKLIGHT            0            0K            0
              isci            0            0K            0
      iommu_dmamap            0            0K            0
               xnb            0            0K            0
     hyperv_socket            0            0K            0
           bxe_ilt            0            0K            0
              xbbd            0            0K            0
            xenbus            0            0K            0
               xbd            0            0K            0
           Balloon            0            0K            0
          sysmouse            0            0K            0
     vm_fictitious            0            0K            0
            vtfont            0            0K            0
           ath_hal            0            0K            0
            athdev            0            0K            0
           ata_pci            0            0K            0
           ata_dma            0            0K            0
       ata_generic            0            0K            0
               amr            0            0K            0
            pvscsi            0            0K            0
           scsi_da            0            0K           69
           UMAHash            0            0K            0
            ata_da            0            0K            0
         vm_pgdata            0            0K            0
           jblocks            0            0K            0
          savedino            0            0K           13
          sentinel            0            0K            0
            jfsync            0            0K            0
            jtrunc            0            0K            0
             sbdep            0            0K            2
           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
          freefile            0            0K            9
          freeblks            0            0K           25
          freefrag            0            0K            7
        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
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            statfs            0            0K          196
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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    8320     963       15215       0     254   38023168        0
              pbuf   2624       0     973           0       0       2    2553152        0
              mbuf    256    8578     977       18330       0     254    2446080        0
          BUF TRIE    144     190   11570         526       0      62    1693440        0
        malloc-384    384    4162       8        4163       0      30    1601280        0
        malloc-128    128   12125      58       12686       0     126    1559424        0
       malloc-4096   4096     328       3        1118       0       2    1355776        0
       UMA Slabs 0    112   10083      30       10083       0     126    1132656        0
         vmem btag     56   15382      73       15382       0     254     865480        0
         FFS inode   1160     499      12         509       0       8     592760        0
        RADIX NODE    144    3086     157       21125       0      62     466992        0
            lkpimm    168       1    2327           1       0      62     391104        0
          lkpicurr    168       2    2326           2       0      62     391104        0
      malloc-65536  65536       4       0           4       0       1     262144        0
      malloc-65536  65536       2       2          48       0       1     262144        0
         malloc-64     64    3982     113        4747       0     254     262080        0
        256 Bucket   2048     110      16       10832       0       8     258048        0
         VM OBJECT    264     891      54       12692       0      30     249480        0
             VNODE    448     529      20         541       0      30     245952        0
            THREAD   1808     121      11         121       0       8     238656        0
         malloc-16     16   14555     195       14667       0     254     236000        0
            DEVCTL   1024       0     220         126       0       0     225280        0
       malloc-4096   4096      51       3         791       0       2     221184        0
        malloc-256    256     829      11         996       0      62     215040        0
      malloc-65536  65536       2       1          10       0       1     196608        0
         UMA Zones    768     242       2         242       0      16     187392        0
         malloc-32     32    5320      98        5360       0     254     173376        0
        malloc-128    128    1134      75       25702       0     126     154752        0
      malloc-65536  65536       0       2         136       0       1     131072        0
       FFS2 dinode    256     499      11         508       0      62     130560        0
       malloc-1024   1024     119       5         130       0      16     126976        0
          ksiginfo    112      38    1006          53       0     126     116928        0
         MAP ENTRY     96     836     340       38044       0     126     112896        0
       S VFS Cache    104     966      87        1005       0     126     109512        0
     FPU_save_area    832     123       3         135       0      16     104832        0
       malloc-2048   2048       6      42        1038       0       8      98304        0
          UMA Kegs    384     227       6         227       0      30      89472        0
            clpbuf   2624       0      32          25       0      16      83968        0
              PROC   1336      45      12         785       0       8      76152        0
           VMSPACE   2544      23       4         764       0       4      68688        0
      mbuf_cluster   2048      30       2          30       0     254      65536        0
      malloc-65536  65536       1       0           1       0       1      65536        0
      malloc-32768  32768       0       2         130       0       1      65536        0
      malloc-16384  16384       4       0           4       0       1      65536        0
             g_bio    408       0     160        4480       0      30      65280        0
         filedesc0   1072      46      10         786       0       8      60032        0
       malloc-4096   4096      13       1          24       0       2      57344        0
        malloc-256    256     176      34         975       0      62      53760        0
       malloc-1024   1024      14      38         526       0      16      53248        0
        128 Bucket   1024      39      12         624       0      16      52224        0
       malloc-8192   8192       3       3          31       0       1      49152        0
       malloc-8192   8192       6       0           6       0       1      49152        0
       malloc-4096   4096      12       0          15       0       2      49152        0
        malloc-128    128     318      54         380       0     126      47616        0
        malloc-128    128     320      52         523       0     126      47616        0
        malloc-384    384     109      11         140       0      30      46080        0
        malloc-256    256     146      34         443       0      62      46080        0
         malloc-64     64     512     181        1592       0     254      44352        0
         32 Bucket    256      48     117        3463       0      62      42240        0
           DIRHASH   1024      34       6          34       0      16      40960        0
       malloc-8192   8192       5       0           5       0       1      40960        0
       malloc-8192   8192       3       2         106       0       1      40960        0
        malloc-128    128      68     242         391       0     126      39680        0
             NAMEI   1024       0      36       12237       0      16      36864        0
            pcpu-8      8    4233     375        4261       0     254      36864        0
         64 Bucket    512      55      17        1265       0      30      36864        0
         malloc-64     64     475      92         703       0     254      36288        0
      malloc-32768  32768       1       0           1       0       1      32768        0
      malloc-32768  32768       1       0           1       0       1      32768        0
      malloc-32768  32768       1       0           1       0       1      32768        0
      malloc-16384  16384       2       0          17       0       1      32768        0
      malloc-16384  16384       0       2         160       0       1      32768        0
       malloc-8192   8192       4       0           4       0       1      32768        0
           pcpu-64     64     487      25         487       0     254      32768        0
         malloc-64     64      88     416       13802       0     254      32256        0
        malloc-128    128     208      40         570       0     126      31744        0
        malloc-256    256      89      31         446       0      62      30720        0
       malloc-2048   2048      13       1          13       0       8      28672        0
       malloc-1024   1024       3      25          45       0      16      28672        0
         malloc-32     32     330     552         880       0     254      28224        0
       malloc-1024   1024      18       6          18       0      16      24576        0
            ttyinq    160     135      15         300       0      62      24000        0
            socket    960      19       5        1334       0     254      23040        0
           ttyoutq    256      72      18         160       0      62      23040        0
        malloc-384    384      53       7          53       0      30      23040        0
            da_ccb    544       0      42        1249       0      16      22848        0
         malloc-64     64     254      61       13704       0     254      20160        0
         TURNSTILE    136     133      14         133       0      62      19992        0
       Mountpoints   2752       2       5           2       0       4      19264        0
        SLEEPQUEUE     88     133      59         133       0     126      16896        0
      malloc-16384  16384       1       0           1       0       1      16384        0
      malloc-16384  16384       1       0           1       0       1      16384        0
       malloc-8192   8192       2       0           2       0       1      16384        0
       malloc-8192   8192       2       0           2       0       1      16384        0
       malloc-2048   2048       5       3          29       0       8      16384        0
        malloc-512    512       1      31         118       0      30      16384        0
         16 Bucket    144      41      71         323       0      62      16128        0
         udp_inpcb    496       6      26         126       0     254      15872        0
        malloc-256    256      45      15         115       0      62      15360        0
        malloc-256    256      51       9         632       0      62      15360        0
             tcpcb   1096       4      10           8       0     254      15344        0
              pipe    744       7      13         284       0      16      14880        0
       malloc-4096   4096       1       2           4       0       2      12288        0
       malloc-4096   4096       1       2         198       0       2      12288        0
       malloc-2048   2048       2       4          14       0       8      12288        0
       malloc-2048   2048       3       3          13       0       8      12288        0
    ertt_txseginfo     40       0     303         280       0     254      12120        0
         malloc-64     64      68     121         847       0     254      12096        0
         malloc-32     32      27     351        3715       0     254      12096        0
             Files     80      72      78        6582       0     126      12000        0
          8 Bucket     80      37     113         568       0     126      12000        0
              kenv    258      15      30        1024       0      30      11610        0
        malloc-256    256      23      22         314       0      62      11520        0
        malloc-256    256      17      28          19       0      62      11520        0
       malloc-2048   2048       0       4          50       0       8       8192        0
       malloc-2048   2048       1       3         192       0       8       8192        0
       malloc-1024   1024       1       7         889       0      16       8192        0
       malloc-1024   1024       4       4         163       0      16       8192        0
       malloc-1024   1024       6       2           6       0      16       8192        0
        malloc-512    512       9       7          15       0      30       8192        0
        malloc-512    512       8       8           9       0      30       8192        0
        malloc-512    512       0      16           9       0      30       8192        0
        malloc-512    512       2      14          61       0      30       8192        0
           rtentry    176      13      33          17       0      62       8096        0
              PGRP     88      20      72          31       0     126       8096        0
          rl_entry     40      31     171          31       0     254       8080        0
        sctp_laddr     48       0     168           4       0     254       8064        0
             udpcb     32       6     246         126       0     254       8064        0
              ertt     72       4     108           8       0     126       8064        0
               PWD     32      10     242         100       0     254       8064        0
         malloc-64     64       8     118          47       0     254       8064        0
         malloc-64     64      49      77         279       0     254       8064        0
         malloc-32     32      59     193         134       0     254       8064        0
         malloc-32     32     110     142         909       0     254       8064        0
         malloc-32     32       8     244          29       0     254       8064        0
         malloc-32     32      71     181         350       0     254       8064        0
          4 Bucket     48       6     162          57       0     254       8064        0
          2 Bucket     32      49     203         502       0     254       8064        0
      vtnet_tx_hdr     24       1     333        2214       0     254       8016        0
         malloc-16     16      22     478          90       0     254       8000        0
         malloc-16     16      36     464         253       0     254       8000        0
         malloc-16     16      43     457          49       0     254       8000        0
         malloc-16     16     212     288        1555       0     254       8000        0
         malloc-16     16       4     496           6       0     254       8000        0
         malloc-16     16     262     238         272       0     254       8000        0
         malloc-16     16      15     485       25081       0     254       8000        0
             ripcb    496       1      15           4       0     254       7936        0
         tcp_inpcb    496       4      12           8       0     254       7936        0
        malloc-128    128      36      26          92       0     126       7936        0
        malloc-128    128      27      35        3354       0     126       7936        0
     routing nhops    256      10      20          17       0      62       7680        0
             unpcb    256       7      23        1179       0     254       7680        0
       mbuf_packet    256       0      30          93       0     254       7680        0
        malloc-384    384      20       0          20       0      30       7680        0
        malloc-384    384       4      16          24       0      30       7680        0
        malloc-384    384       0      20         340       0      30       7680        0
        malloc-384    384       7      13           9       0      30       7680        0
            cpuset    104       8      54           8       0     126       6448        0
 epoch_record pcpu    256       4      12           4       0      62       4096        0
       malloc-2048   2048       1       1           1       0       8       4096        0
       malloc-1024   1024       1       3           1       0      16       4096        0
        malloc-512    512       1       7           2       0      30       4096        0
        malloc-512    512       1       7           1       0      30       4096        0
           pcpu-16     16       7     249           7       0     254       4096        0
         hostcache     64       1      62           1       0     254       4032        0
          syncache    168       0      24           5       0     254       4032        0
      ktls_session    192       1      20           1       0      62       4032        0
         malloc-32     32       4     122          54       0     254       4032        0
             KNOTE    160       0      25           8       0      62       4000        0
       UMA Slabs 1    176       8      14           8       0      62       3872        0
        malloc-384    384       3       7           3       0      30       3840        0
            mqnode    416       3       6           3       0      30       3744        0
        KMAP ENTRY     96      12      27          14       0       0       3744        0
              vmem   1856       1       1           1       0       8       3712        0
           SMR CPU     32       3      60           3       0     254       2016        0
        SMR SHARED     24       3      60           3       0     254       1512        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
   cdg_qdiffsample     16       0       0           0       0     254          0        0
   sctp_asconf_ack     48       0       0           0       0     254          0        0
       sctp_asconf     40       0       0           0       0     254          0        0
sctp_stream_msg_out    112       0       0           0       0     254          0        0
        sctp_readq    152       0       0           0       0     254          0        0
        sctp_chunk    152       0       0           0       0     254          0        0
        sctp_raddr    736       0       0           0       0     254          0        0
         sctp_asoc   2288       0       0           0       0     254          0        0
           sctp_ep   1272       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
       tcp_bbr_pcb    832       0       0           0       0      16          0        0
       tcp_bbr_map    128       0       0           0       0     126          0        0
      tcp_rack_pcb    832       0       0           0       0      16          0        0
      tcp_rack_map    112       0       0           0       0     126          0        0
     udplite_inpcb    496       0       0           0       0     254          0        0
      tcp_log_node    120       0       0           0       0     126          0        0
    tcp_log_bucket    176       0       0           0       0      62          0        0
           tcp_log    416       0       0           0       0     254          0        0
          tcpreass     48       0       0           0       0     254          0        0
tfo_ccache_entries     80       0       0           0       0     126          0        0
               tfo      4       0       0           0       0     254          0        0
          sackhole     32       0       0           0       0     254          0        0
             tcptw     88       0       0           0       0     254          0        0
               ipq     56       0       0           0       0     254          0        0
    IPsec SA lft_c     16       0       0           0       0     254          0        0
            itimer    352       0       0           0       0      30          0        0
            AIOLIO    272       0       0           0       0      30          0        0
             AIOCB    552       0       0           0       0      16          0        0
              AIOP     32       0       0           0       0     254          0        0
               AIO    208       0       0           0       0      62          0        0
        TMPFS node    224       0       0           0       0      62          0        0
        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
           NCLNODE    592       0       0           0       0      16          0        0
     LTS VFS Cache    360       0       0           0       0      30          0        0
       L VFS Cache    320       0       0           0       0      30          0        0
     STS VFS Cache    144       0       0           0       0      62          0        0
           cryptop    280       0       0           0       0      30          0        0
  linux_dma_object     32       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
    mbuf_jumbo_16k  16384       0       0           0       0     254          0        0
     mbuf_jumbo_9k   9216       0       0           0       0     254          0        0
      audit_record   1280       0       0           0       0       8          0        0
         domainset     40       0       0           0       0     254          0        0
        MAC labels     40       0       0           0       0     254          0        0
            vnpbuf   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-65536  65536       0       0           0       0       1          0        0
      malloc-65536  65536       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-16384  16384       0       0           0       0       1          0        0
      malloc-16384  16384       0       0           0       0       1          0        0
      malloc-16384  16384       0       0           0       0       1          0        0
       malloc-8192   8192       0       0           0       0       1          0        0
       malloc-4096   4096       0       0           0       0       2          0        0
       malloc-4096   4096       0       0           0       0       2          0        0
        malloc-512    512       0       0           0       0      30          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 (2):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2021/10/09 03:26 freebsd-src 17f790f49f58 efe0f24d console log report syz C ci-freebsd-main panic: TLS trailer length too long: NUM
2021/10/09 03:14 freebsd-src 17f790f49f58 efe0f24d console log report ci-freebsd-main panic: TLS trailer length too long: NUM
* Struck through repros no longer work on HEAD.