syzbot


panic: mtx_lock() of destroyed mutex at sys/netinet/sctp_output.c:LINE (4)

Status: upstream: reported on 2024/10/12 00:51
Reported-by: syzbot+166d96d88d8aa0df6c0a@syzkaller.appspotmail.com
First crash: 6d07h, last: 6d07h
Similar bugs (3)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
freebsd panic: mtx_lock() of destroyed mutex at sys/netinet/sctp_output.c:LINE 1 1091d 1091d 0/2 auto-closed as invalid on 2022/01/20 15:04
freebsd panic: mtx_lock() of destroyed mutex at sys/netinet/sctp_output.c:LINE (3) 3 159d 202d 0/2 auto-obsoleted due to no activity on 2024/08/09 19:45
freebsd panic: mtx_lock() of destroyed mutex at sys/netinet/sctp_output.c:LINE (2) 1 294d 294d 0/2 auto-obsoleted due to no activity on 2024/03/27 18:42

Sample crash report:
login: panic: mtx_lock() of destroyed mutex @ /syzkaller/managers/main/kernel/sys/netinet/sctp_output.c:6860
cpuid = 1
time = 1728694199
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc6/frame 0xfffffe0056e2e890
kdb_backtrace() at kdb_backtrace+0xd0/frame 0xfffffe0056e2e9f0
vpanic() at vpanic+0x280/frame 0xfffffe0056e2ebb0
panic() at panic+0xb5/frame 0xfffffe0056e2ec70
__mtx_lock_flags() at __mtx_lock_flags+0x2a2/frame 0xfffffe0056e2ed50
sctp_sendall_completes() at sctp_sendall_completes+0x41/frame 0xfffffe0056e2ed70
sctp_iterator_worker() at sctp_iterator_worker+0x1022/frame 0xfffffe0056e2eed0
sctp_iterator_thread() at sctp_iterator_thread+0x5e/frame 0xfffffe0056e2eef0
fork_exit() at fork_exit+0xcc/frame 0xfffffe0056e2ef30
fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe0056e2ef30
--- trap 0, rip = 0, rsp = 0, rbp = 0 ---
KDB: enter: panic
[ thread pid 5 tid 100066 ]
Stopped at      kdb_enter+0x6e: movq    $0,0x23dfa77(%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         0xfffffe00033eee30
rdx                          0
rbx         0xffffffff82729ce0  .str.27
rsp         0xfffffe0056e2e9d0
rbp         0xfffffe0056e2e9f0
rsi                          0
rdi         0xffffffff815d6bd9  printf+0x149
r8                           0
r9                  0xffffffff
r10                        0x1
r11                       0x17
r12         0xfffffe0007bde000
r13         0xfffffffffffffffd
r14         0xffffffff82729ce0  .str.27
r15                          0
rip         0xffffffff815c059e  kdb_enter+0x6e
rflags                    0x46
kdb_enter+0x6e: movq    $0,0x23dfa77(%rip)
db> show proc
Process 5 (sctp_iterator) at 0xfffffe0007be1560:
 state: NORMAL
 uid: 0  gids: 0
 parent: pid 0 at 0xffffffff8392a720
 ABI: null
 flag: 0x10000204  flag2: 0
 reaper: 0xffffffff8392a720 reapsubtree: 5
 sigparent: 20
 vmspace: 0xffffffff8392b6c0
   (map 0xffffffff8392b6c0)
   (map.pmap 0xffffffff8392b780)
   (pmap 0xffffffff8392b7f0)
 threads: 1
100066                   Run     CPU 1                       [sctp_iterator]
db> ps
  pid  ppid  pgrp   uid  state   wmesg   wchan               cmd
 1310   764   764     0  R       (threaded)                  syz-executor
100814                   RunQ                                syz-executor
100998                   S       uwait   0xfffffe006e08f480  syz-executor
 1309   766   766     0  R       (threaded)                  syz-executor
100090                   RunQ                                syz-executor
100996                   RunQ                                syz-executor
 1308   767   767     0  R       (threaded)                  syz-executor
100968                   RunQ                                syz-executor
100995                   RunQ                                syz-executor
100997                   RunQ                                syz-executor
 1306   878   878     0  RE      CPU 0                       syz-executor
 1257     1   767     0  S       uwait   0xfffffe005847b200  syz-executor
 1245     1  1245     0  Ss+     ttyin   0xfffffe00589308b0  getty
 1244     1  1244     0  Ss+     ttyin   0xfffffe00589304b0  getty
 1243     1  1243     0  Ss+     ttyin   0xfffffe00589300b0  getty
 1242     1  1242     0  Ss+     ttyin   0xfffffe00540748b0  getty
 1241     1  1241     0  Ss+     ttyin   0xfffffe00540744b0  getty
 1240     1  1240     0  Ss+     ttyin   0xfffffe005892fcb0  getty
 1239     1  1239     0  Ss+     ttyin   0xfffffe005892f8b0  getty
 1238     1  1238     0  Ss+     ttyin   0xfffffe005892f4b0  getty
 1237     1  1237     0  Ss+     ttyin   0xfffffe00540758b0  getty
 1231     0     0     0  DL      -       0xffffffff83a91200  [soaiod4]
 1230     0     0     0  DL      -       0xffffffff83a91200  [soaiod3]
 1229     0     0     0  DL      -       0xffffffff83a91200  [soaiod2]
 1228     0     0     0  DL      -       0xffffffff83a91200  [soaiod1]
 1227     1   878     0  S       uwait   0xfffffe0057f90e00  syz-executor
 1198     1   878     0  S       uwait   0xfffffe005847b800  syz-executor
 1186     1   878     0  S       uwait   0xfffffe006e090500  syz-executor
 1160     1   764     0  S       uwait   0xfffffe0058479a80  syz-executor
 1152     1   767     0  S       uwait   0xfffffe0058479780  syz-executor
 1151     1   767     0  S       uwait   0xfffffe005847b700  syz-executor
 1145     1   766     0  S       uwait   0xfffffe005847a000  syz-executor
 1143     1   878     0  SV      uwait   0xfffffe00586ca600  syz-executor
 1116     1   764     0  SV      uwait   0xfffffe0058478700  syz-executor
 1103     0     0     0  DL      mdwait  0xfffffe006e52f000  [md0]
 1056     1   878     0  SV      uwait   0xfffffe005847b500  syz-executor
 1046     1   764     0  S       uwait   0xfffffe005847b280  syz-executor
 1043     1   766     0  S       uwait   0xfffffe0058479680  syz-executor
 1038     1   767     0  S       uwait   0xfffffe006e08f580  syz-executor
 1015     1   766     0  S       uwait   0xfffffe0058478400  syz-executor
 1010     1   878     0  S       uwait   0xfffffe005847a600  syz-executor
  998     1   766     0  S       uwait   0xfffffe006e08f880  syz-executor
  986     1   764     0  S       uwait   0xfffffe0058479d80  syz-executor
  983     1   878     0  S       uwait   0xfffffe00586c9080  syz-executor
  973     1   767     0  S       uwait   0xfffffe0058479b80  syz-executor
  956     1   766     0  S       uwait   0xfffffe006e08f780  syz-executor
  914     1   766     0  S       uwait   0xfffffe006e090000  syz-executor
  900     1   766     0  S       uwait   0xfffffe0058479880  syz-executor
  878   763   878     0  R                                   syz-executor
  870     1   766     0  S       umtxn   0xfffffe005847a500  syz-executor
  860     1   766     0  S       uwait   0xfffffe006e08f980  syz-executor
  856     1   766     0  S       uwait   0xfffffe006e08f380  syz-executor
  847     1   767     0  S       uwait   0xfffffe0058479180  syz-executor
  837     1   764     0  S       uwait   0xfffffe006e090200  syz-executor
  831     0     0     0  DL      aiordy  0xfffffe005bcc8b00  [aiod4]
  830     0     0     0  DL      aiordy  0xfffffe005bcbeac0  [aiod3]
  829     0     0     0  DL      aiordy  0xfffffe005bcecb00  [aiod2]
  828     0     0     0  DL      aiordy  0xfffffe005bcec5a0  [aiod1]
  767   763   767     0  R                                   syz-executor
  766   763   766     0  R                                   syz-executor
  764   763   764     0  R                                   syz-executor
  763   761   761     0  S       select  0xfffffe005847a340  syz-executor
  761   759   761     0  Ss      pause   0xfffffe005bcbf0d0  csh
  759     1   759     0  Ss      select  0xfffffe00586cb340  sshd
   17     0     0     0  DL      syncer  0xffffffff83a9ebe0  [syncer]
   16     0     0     0  DL      vlruwt  0xfffffe0007a26040  [vnlru]
   15     0     0     0  DL      (threaded)                  [bufdaemon]
100079                   D       psleep  0xffffffff83a9d1c0  [bufdaemon]
100082                   D       -       0xffffffff82e02140  [bufspacedaemon-0]
100093                   D       sdflush 0xfffffe0059ad1ce8  [/ worker]
    9     0     0     0  DL      psleep  0xffffffff83ae88a0  [vmdaemon]
    8     0     0     0  DL      (threaded)                  [pagedaemon]
100077                   D       psleep  0xffffffff83ace838  [dom0]
100080                   D       launds  0xffffffff83ace844  [laundry: dom0]
100081                   D       umarcl  0xffffffff81d76f60  [uma]
    7     0     0     0  DL      -       0xffffffff836feb70  [rand_harvestq]
    6     0     0     0  DL      pftm    0xffffffff8419d9a0  [pf purge]
    5     0     0     0  RL      CPU 1                       [sctp_iterator]
    4     0     0     0  DL      (threaded)                  [cam]
100045                   D       -       0xffffffff836c9340  [doneq0]
100046                   D       -       0xffffffff836c92c0  [async]
100075                   D       -       0xffffffff836c9140  [scanner]
    3     0     0     0  DL      (threaded)                  [crypto]
100042                   D       crypto_ 0xffffffff83aca020  [crypto]
100043                   D       crypto_ 0xfffffe005407ed30  [crypto returns 0]
100044                   D       crypto_ 0xfffffe005407ed80  [crypto returns 1]
   14     0     0     0  DL      seqstat 0xfffffe00543e0088  [sequencer 00]
   13     0     0     0  DL      (threaded)                  [geom]
100036                   D       -       0xffffffff83929d40  [g_event]
100037                   D       -       0xffffffff83929d60  [g_up]
100038                   D       -       0xffffffff83929d80  [g_down]
    2     0     0     0  WL      (threaded)                  [clock]
100030                   I                                   [clock (0)]
100031                   I                                   [clock (1)]
   12     0     0     0  WL      (threaded)                  [intr]
100012                   I                                   [swi6: task queue]
100013                   I                                   [swi6: Giant taskq]
100015                   I                                   [swi5: fast taskq]
100032                   I                                   [swi1: netisr 0]
100033                   I                                   [swi1: hpts]
100034                   I                                   [swi1: hpts]
100047                   I                                   [irq24: virtio_pci0]
100048                   I                                   [irq25: virtio_pci0]
100049                   I                                   [irq26: virtio_pci0]
100050                   I                                   [irq27: virtio_pci0]
100051                   I                                   [irq28: virtio_pci1]
100052                   I                                   [irq29: virtio_pci1]
100053                   I                                   [irq30: virtio_pci1]
100054                   I                                   [irq31: virtio_pci1]
100055                   I                                   [irq32: virtio_pci1]
100060                   I                                   [irq10: virtio_pci2]
100062                   I                                   [irq1: atkbd0]
100063                   I                                   [irq12: psm0]
100064                   I                                   [swi0: uart uart++]
100068                   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    0xfffffe0007a07040  [init]
   10     0     0     0  DL      audit_w 0xffffffff83acaa80  [audit]
    0     0     0     0  DLs     (threaded)                  [kernel]
100000                   D       parked  0xffffffff84c17ff0  [swapper]
100005                   D       -       0xfffffe0007971200  [softirq_0]
100006                   D       -       0xfffffe0007971100  [softirq_1]
100007                   D       -       0xfffffe0007971000  [if_io_tqg_0]
100008                   D       -       0xfffffe0007970e00  [if_io_tqg_1]
100009                   D       -       0xfffffe0007970d00  [if_config_tqg_0]
100010                   D       -       0xfffffe0007970c00  [pci_hp taskq]
100011                   D       -       0xfffffe0007970b00  [kqueue_ctx taskq]
100014                   D       -       0xfffffe0007970800  [thread taskq]
100016                   D       -       0xfffffe0007970600  [aiod_kick taskq]
100017                   D       -       0xfffffe0007970500  [deferred_unmount ta]
100018                   D       -       0xfffffe0007970400  [inm_free taskq]
100019                   D       -       0xfffffe0007970300  [in6m_free taskq]
100020                   D       -       0xfffffe0007970200  [linuxkpi_irq_wq]
100021                   D       -       0xfffffe0007970100  [linuxkpi_short_wq_0]
100022                   D       -       0xfffffe0007970100  [linuxkpi_short_wq_1]
100023                   D       -       0xfffffe0007970100  [linuxkpi_short_wq_2]
100024                   D       -       0xfffffe0007970100  [linuxkpi_short_wq_3]
100025                   D       -       0xfffffe0007970000  [linuxkpi_long_wq_0]
100026                   D       -       0xfffffe0007970000  [linuxkpi_long_wq_1]
100027                   D       -       0xfffffe0007970000  [linuxkpi_long_wq_2]
100028                   D       -       0xfffffe0007970000  [linuxkpi_long_wq_3]
100035                   D       -       0xfffffe000796fe00  [firmware taskq]
100040                   D       -       0xfffffe000796fd00  [crypto_0]
100041                   D       -       0xfffffe000796fd00  [crypto_1]
100056                   D       -       0xfffffe000796fb00  [vtnet0 rxq 0]
100057                   D       -       0xfffffe000796fa00  [vtnet0 txq 0]
100058                   D       -       0xfffffe000796f900  [vtnet0 rxq 1]
100059                   D       -       0xfffffe000796f800  [vtnet0 txq 1]
100061                   D       vtbslp  0xfffffe0057f8d380  [virtio_balloon]
100065                   D       -       0xffffffff8272ef21  [deadlkres]
100069                   D       -       0xfffffe00595d1000  [acpi_task_0]
100070                   D       -       0xfffffe00595d1000  [acpi_task_1]
100071                   D       -       0xfffffe00595d1000  [acpi_task_2]
100073                   D       -       0xfffffe0007971700  [mca taskq]
100074                   D       -       0xfffffe000796fc00  [CAM taskq]
100076                   D       -       0xfffffe00595d0e00  [ipsec_offload]
db> show all locks
Process 1309 (syz-executor) thread 0xfffffe005bc9f740 (100090)
exclusive rw vmobject (vmobject) r = 0 (0xfffffe0007be0318) locked @ /syzkaller/managers/main/kernel/sys/vm/vm_fault.c:357
shared sx vm map (user) (vm map (user)) r = 0 (0xfffffe005bcac060) locked @ /syzkaller/managers/main/kernel/sys/vm/vm_map.c:5063
db> show malloc
              Type        InUse        MemUse     Requests
           pf_hash            6        12804K            6
            linker          375         5015K          493
          tcp_hpts            7         4801K            7
            devbuf         4188         4324K         4218
         sctp_stro          155         2462K          451
         sysctloid        35030         2064K        35101
             vtbuf           24         1968K           46
              kobj          329         1316K          511
               pcb          407         1101K         2913
            newblk           15         1028K         1455
          vfscache            3         1025K            3
          filedesc           73          582K          968
          inodedep           34          525K          815
         ufs_quota            1          512K            1
          vfs_hash            1          512K            1
           callout            2          512K            2
              intr            4          472K            4
           subproc          164          334K         1402
         vnet_data            2          224K            2
          acpitask            1          224K            1
            KTRACE          101          201K         7107
            acpica         1674          184K        62114
              vmem            5          144K            7
           tidhash            3          141K            3
         sctp_atcl          354          133K         1912
           pagedep           13          131K          460
        tfo_ccache            1          128K            1
          IP reass            1          128K            1
            DEVFS1          111          111K          130
               sem            4          106K            4
      tcp_fsb_rack           48           99K          288
        gtaskqueue           18           98K           18
               bus          991           81K         5161
          mtx_pool            3           74K            3
          syncache            1           68K            1
     NFSD srvcache            3           68K            3
            module          518           65K          518
       ddb_capture            1           64K            1
              umtx          352           44K          352
           kdtrace          231           44K         2310
              temp           36           39K         2206
            DEVFS3          129           33K          140
         hostcache            1           32K            1
               shm            1           32K            1
               msg            4           30K            4
            kbdmux            6           28K            6
           filemon            3           24K           19
         sctp_atky          509           21K         2400
          routetbl          184           21K          594
               LRO           20           21K           22
        DEVFS_RULE           56           20K           56
            ifaddr           67           19K           78
            ip6opt           71           18K           87
         ufs_mount            4           17K            5
              proc            3           17K            3
               tty           16           16K           16
           lltable           48           15K           64
           ithread           90           15K           90
            bus-sc           34           15K         1687
      eventhandler          163           14K          163
             ifnet            7           13K            8
       ether_multi          152           13K          192
              kenv           95           12K           95
              GEOM           68           12K          560
         CAM queue            5           11K         1528
              rman           82           10K          445
         in6_multi           65            9K           75
         bmsafemap            3            9K          759
              ksem            4            9K            7
         sctp_timw           33            9K           33
               rpc            4            9K            4
           devstat            4            9K            4
              UART           12            9K           12
             shmfd            1            8K            3
       pfs_vncache            1            8K            1
     audit_evclass          238            8K          300
         taskqueue           66            7K           66
            CC Mem           27            7K          431
            kqueue           81            7K         2018
            plimit           17            7K          773
            sglist            6            7K            6
      tcp_pcm_rack           24            6K          144
           CAM DEV            3            6K          510
          pf_ifnet           17            6K           82
         sctp_athm          354            6K         1942
              cred           22            6K          221
         pfs_nodes           22            6K           22
          sctp_map          310            5K          902
       ufs_dirhash           24            5K           33
           pwddesc           74            5K         1383
               UMA          269            5K          269
                vt           11            5K           11
            DEVFSP           65            5K          157
          pf_table            2            4K           12
           memdesc            1            4K            1
               MCA           32            4K           32
           md_disk            1            4K            4
             evdev            4            4K            4
            dirrem           15            4K          709
         sctp_stri            7            4K           62
           acpisem           28            4K           28
          kcovinfo           52            4K           65
          terminal           11            3K           11
             hhook            8            3K           10
          freefile           18            3K          661
             clone            9            3K            9
           uidinfo            3            3K            7
         proc-args           82            3K         2443
        local_apic            1            2K            1
           io_apic            1            2K            1
         ipsec-saq            2            2K            2
            ip6ndp           12            2K           15
          sctp_ifa           14            2K           16
            Unitno           28            2K           66
            crypto            5            2K           24
           CAM XPT           22            2K          543
          in_multi            6            2K           10
               tun            4            2K            5
             selfd           24            2K        24808
         toponodes            6            2K            6
           session           12            2K           72
       ipsecpolicy            2            2K            2
          freework            6            2K          645
          freeblks            5            2K          547
           acpidev           20            2K           20
               msi            9            2K            9
           netlink            2            2K           57
       inpcbpolicy           34            2K          621
           softdep            1            1K            1
             mkdir            8            1K          886
            sahead            1            1K            1
          secasvar            1            1K            1
             nhops            6            1K            8
       vnodemarker            2            1K           26
      NFSD session            1            1K            1
             lockf            8            1K           42
         newdirblk            7            1K          443
        CAM periph            4            1K          271
               osd           32            1K          443
          sctp_ifn            6            1K           16
             ipsec            3            1K            3
            diradd            6            1K          727
               mld            6            1K            7
              igmp            6            1K            7
              pfil            6            1K            6
               BPF            6            1K           25
            isadev            6            1K            6
             mount           16            1K          180
          pci_link           10            1K           10
 encap_export_host           12            1K           12
         cryptodev            8            1K          136
              cdev            2            1K            2
       lkpikmalloc            8            1K            9
    chacha20random            1            1K            1
            biobuf            1            1K            1
         sctp_iter            1            1K           84
          indirdep            1            1K          112
            vnodes            1            1K            2
            select            2            1K           41
      NFSD lckfile            1            1K            1
     NFSD V4client            1            1K            1
             DEVFS            9            1K           10
           CAM SIM            2            1K            2
            feeder            7            1K            7
           tcpfunc            3            1K            3
        loginclass            3            1K            5
            prison            6            1K            6
         sctp_cpal            1            1K           71
           pf_rule            1            1K            4
          nexusdev            8            1K            8
            apmdev            1            1K            1
          atkbddev            2            1K            2
               aio            4            1K            4
          pmchooks            1            1K            1
          CAM path            4            1K         1034
     CAM dev queue            2            1K            2
 CAM I/O Scheduler            1            1K            1
          sctp_vrf            1            1K            1
         sctp_aadr            1            1K           24
              vnet            1            1K            1
               pmc            1            1K            1
           entropy            2            1K           36
          acpiintr            1            1K            1
              cpus            2            1K            2
    vnet_data_free            1            1K            1
           Per-cpu            1            1K            1
          p1003.1b            1            1K            1
            mqdata            0            0K            0
       tcp_do_rack            0            0K            0
        sctp_mcore            0            0K            0
        sctp_socko            0            0K          755
         sctp_mvrf            0            0K            0
         sctp_cmsg            0            0K            0
         sctp_stre            0            0K            0
         sctp_athi            0            0K            0
         sctp_a_it            0            0K           14
            ipcomp            0            0K            0
               esp            0            0K            0
                ah            0            0K            0
           pf_altq            0            0K            0
           pf_osfp            0            0K            0
     pf_krule_item            0            0K            0
           pf_temp            0            0K            0
        madt_table            0            0K            2
          smartpqi            0            0K            0
               ixl            0            0K            0
        ice-resmgr            0            0K            0
         ice-osdep            0            0K            0
               ice            0            0K            0
              iavf            0            0K            0
             axgbe            0            0K            0
       fpukern_ctx            0            0K            0
          xen_intr            0            0K            0
           xen_hvm            0            0K            0
         legacydrv            0            0K            0
            bounce            0            0K            0
            busdma            0            0K            0
            qpidrv            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    1078       18759       0     254   38494208        0
              mbuf    256    8911     752       97616       0     254    2473728        0
          BUF TRIE    144     309   11479        1049       0      62    1697472        0
        malloc-384    384    4121      49        4427       0      30    1601280        0
      mbuf_cluster   2048     762       0         762       0     254    1560576        0
        malloc-128    128   11492     226       11555       0     126    1499904        0
       malloc-4096   4096     331       5         526       0       2    1376256        0
       UMA Slabs 0    112   11330       4       11330       0     126    1269408        0
         sctp_asoc   2256     155     355         451       0     254    1150560        0
        RADIX NODE    144    6373     762       39391       0      62    1027440        0
         vmem btag     56   17012      91       17012       0     254     957768        0
           tcp_log    416      20    1762        2622       0     254     741312        0
         FFS inode   1168     550      31        1288       0       8     678608        0
      malloc-16384  16384      36       3         482       0       1     638976        0
      malloc-65536  65536       9       0          12       0       1     589824        0
           sctp_ep   1152     192     319        1428       0     254     588672        0
            socket   1024      84     424        3258       0     254     520192        0
          lkpicurr    168       2    3094           2       0      62     520128        0
              pbuf   2624       0     198           0       0       2     519552        0
      malloc-65536  65536       5       2         217       0       1     458752        0
       malloc-2048   2048     196      20        1623       0       8     442368        0
        sctp_raddr    736     160     357         526       0     254     380512        0
       malloc-2048   2048       9     175        1308       0       8     376832        0
        256 Bucket   2048     166      18        1247       0       8     376832        0
         VM OBJECT    264    1133     247       19487       0      30     364320        0
       malloc-4096   4096      75       9        1313       0       2     344064        0
            THREAD   1824     155      21         998       0       8     321024        0
             VNODE    440     588     105        1330       0      30     304920        0
         malloc-64     64    3976     371        7277       0     254     278208        0
         malloc-16     16   14465     285       17420       0     254     236000        0
      malloc-32768  32768       2       5          59       0       1     229376        0
       malloc-2048   2048     102      10         102       0       8     229376        0
            DEVCTL   1024      36     184         163       0       0     225280        0
        malloc-256    256     280     590        2592       0      62     222720        0
       mbuf_packet    256     272     490       10869       0     254     195072        0
         MAP ENTRY     96    1524     492       73619       0     126     193536        0
         UMA Zones    768     241       3         241       0      16     187392        0
         malloc-32     32    5285     385        8683       0     254     181440        0
        malloc-128    128    1236     159       29219       0     126     178560        0
    ertt_txseginfo     40       0    4343       57893       0     254     173720        0
            lkpimm     56       1    3095           1       0     254     173376        0
        malloc-384    384     407      43        2042       0      30     172800        0
     FPU_save_area    832     157      41        1426       0      16     164736        0
       malloc-1024   1024     156       4         460       0      16     163840        0
       tcp_bbr_map    128       0    1271       20453       0     126     162688        0
       FFS2 dinode    256     550      80        1288       0      62     161280        0
       malloc-1024   1024     129      15        1451       0      16     147456        0
       S VFS Cache    104    1008     396        1796       0     126     146016        0
      malloc-65536  65536       2       0           2       0       1     131072        0
      malloc-32768  32768       4       0          15       0       1     131072        0
             unpcb    256       1     509        1178       0     254     130560        0
       malloc-4096   4096      25       5         145       0       2     122880        0
              PROC   1376      74      14        1310       0       8     121088        0
          ksiginfo    112      73     971         196       0     126     116928        0
        malloc-128    128     768     131        3152       0     126     115072        0
         filedesc0   1072      75      23        1383       0       8     105056        0
        128 Bucket   1024      63      36         389       0      16     101376        0
        malloc-128    128     542     233        4053       0     126      99200        0
       malloc-8192   8192       8       4         131       0       1      98304        0
        malloc-256    256     258     117        2313       0      62      96000        0
          UMA Kegs    384     227       6         227       0      30      89472        0
             g_bio    408       0     210        7325       0      30      85680        0
      malloc-16384  16384       4       1         184       0       1      81920        0
        malloc-256    256     182     133        1893       0      62      80640        0
        sctp_readq    152       0     520          22       0     254      79040        0
        sctp_chunk    152     159     361         248       0     254      79040        0
         tcp_inpcb   1320      27      30         430       0       8      75240        0
         64 Bucket    512     100      36        2213       0      30      69632        0
        malloc-384    384      53     127         839       0      30      69120        0
         malloc-64     64     554     517        1235       0     254      68544        0
         malloc-64     64     596     475       26595       0     254      68544        0
           DIRHASH   1024      35      29          41       0      16      65536        0
      malloc-65536  65536       1       0           1       0       1      65536        0
      malloc-32768  32768       0       2         121       0       1      65536        0
       malloc-4096   4096      16       0          27       0       2      65536        0
       malloc-1024   1024      14      50         526       0      16      65536        0
        malloc-256    256      66     189        1307       0      62      65280        0
sctp_stream_msg_out    112       1     539         131       0     254      60480        0
           VMSPACE    616      49      47        1280       0      16      59136        0
       malloc-8192   8192       4       3          39       0       1      57344        0
       malloc-8192   8192       7       0           8       0       1      57344        0
       malloc-4096   4096       8       6          18       0       2      57344        0
        malloc-256    256      69     126         963       0      62      49920        0
        malloc-256    256      34     161        1421       0      62      49920        0
        malloc-256    256     118      77         133       0      62      49920        0
         32 Bucket    256      91     104         733       0      62      49920        0
             NAMEI   1024       0      48       20068       0      16      49152        0
       malloc-8192   8192       6       0           6       0       1      49152        0
       malloc-4096   4096       2      10          10       0       2      49152        0
        malloc-384    384      52      68         824       0      30      46080        0
        malloc-384    384      90      30          92       0      30      46080        0
          syncache    168       0     264           3       0     254      44352        0
             Files     80     232     318       11470       0     126      44000        0
            pcpu-8      8    4834     286        6102       0     254      40960        0
              pipe    736      16      39         312       0      16      40480        0
      tcp_rack_pcb   1152      24      11         144       0       8      40320        0
            ttyinq    160     135     115        1050       0      62      40000        0
            da_ccb    544       0      70        1924       0      16      38080        0
         udp_inpcb    416       4      86         165       0      30      37440        0
         malloc-64     64     174     393       14693       0     254      36288        0
         malloc-64     64     151     416         181       0     254      36288        0
         malloc-64     64     345     222        2229       0     254      36288        0
         malloc-64     64      41     526          42       0     254      36288        0
      tcp_rack_map    128      53     226        9684       0     126      35712        0
        malloc-128    128      71     208         119       0     126      35712        0
        malloc-128    128      18     261         905       0     126      35712        0
        malloc-128    128      94     185        1485       0     126      35712        0
        malloc-128    128      67     212          70       0     126      35712        0
     routing nhops    256      27     108          38       0      62      34560        0
           ttyoutq    256      72      63         560       0      62      34560        0
        malloc-256    256      54      81        1172       0      62      34560        0
         TURNSTILE    136     177      75         177       0      62      34272        0
        SLEEPQUEUE     88     177     207         177       0     126      33792        0
      malloc-32768  32768       1       0           1       0       1      32768        0
      malloc-32768  32768       1       0           1       0       1      32768        0
       malloc-8192   8192       3       1           5       0       1      32768        0
       malloc-4096   4096       6       2         567       0       2      32768        0
       malloc-2048   2048       8       8         267       0       8      32768        0
       malloc-2048   2048       4      12          14       0       8      32768        0
       malloc-2048   2048      11       5          12       0       8      32768        0
       malloc-2048   2048      10       6          28       0       8      32768        0
       malloc-1024   1024       2      30           2       0      16      32768        0
       malloc-1024   1024      18      14          33       0      16      32768        0
       malloc-1024   1024      10      22          14       0      16      32768        0
       malloc-1024   1024       2      30          13       0      16      32768        0
        malloc-512    512      13      51         140       0      30      32768        0
        malloc-512    512       4      60         207       0      30      32768        0
        malloc-512    512       3      61          28       0      30      32768        0
        malloc-512    512       5      59         226       0      30      32768        0
        malloc-512    512       8      56          17       0      30      32768        0
           pcpu-64     64     492      20         492       0     254      32768        0
               PWD     40      39     769         516       0     254      32320        0
       tcp_bbr_pcb    896       1      35         115       0      16      32256        0
              PGRP    120      16     248          77       0     126      31680        0
            clpbuf   2624       0      12          29       0       4      31488        0
       L VFS Cache    320       0      96         107       0      30      30720        0
        sctp_laddr     48     232     356         604       0     254      28224        0
         malloc-32     32     493     389        2994       0     254      28224        0
         16 Bucket    144      65     131         388       0      62      28224        0
          4 Bucket     48       6     582           8       0     254      28224        0
               AIO    208       0     133          62       0      62      27664        0
     udplite_inpcb    416       0      63           8       0      30      26208        0
            cpuset    200       7     121           7       0      62      25600        0
           rtentry    168      30     114          38       0      62      24192        0
          8 Bucket     80      74     226         557       0     126      24000        0
             ripcb    384       3      57          18       0      30      23040        0
        malloc-384    384      28      32          40       0      30      23040        0
       Mountpoints   2816       2       6           3       0       4      22528        0
         hostcache     64       3     312           3       0     254      20160        0
   udp_inpcb ports     32       2     628          29       0     254      20160        0
   tcp_inpcb ports     32       7     623         295       0     254      20160        0
              ertt     72      27     253         430       0     126      20160        0
         malloc-64     64       2     313          19       0     254      20160        0
         malloc-32     32     249     381         351       0     254      20160        0
         malloc-32     32     220     410        1196       0     254      20160        0
         malloc-32     32      23     607        3116       0     254      20160        0
         malloc-32     32       7     623          22       0     254      20160        0
         malloc-32     32     175     455        2773       0     254      20160        0
         malloc-32     32      31     599          36       0     254      20160        0
          2 Bucket     32      67     563         435       0     254      20160        0
             KNOTE    160       2     123         227       0      62      20000        0
         malloc-16     16     562     688        5490       0     254      20000        0
             AIOCB    552       0      35         172       0      16      19320        0
            AIOLIO    272       0      70          44       0      30      19040        0
              vmem   1856       2       7           2       0       8      16704        0
 epoch_record pcpu    256       4      60           4       0      62      16384        0
      malloc-16384  16384       0       1           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-16384  16384       1       0           1       0       1      16384        0
       malloc-4096   4096       0       4         210       0       2      16384        0
        malloc-512    512       1      31           1       0      30      16384        0
           SMR CPU     32       8     503           8       0     254      16352        0
      vtnet_tx_hdr     24       0     668       50633       0     254      16032        0
              kenv    258      17      43        1072       0      30      15480        0
            mqnode    416       3      33           3       0      30      14976        0
        SMR SHARED     24       8     503           8       0     254      12264        0
         malloc-16     16     354     396        3438       0     254      12000        0
         malloc-16     16       5     745           6       0     254      12000        0
         malloc-16     16     369     381       30118       0     254      12000        0
         malloc-16     16      12     738         139       0     254      12000        0
         malloc-16     16      60     690          95       0     254      12000        0
         malloc-16     16      10     740          18       0     254      12000        0
           cryptop    280       0      42           1       0      30      11760        0
            itimer    352       0      33           2       0      30      11616        0
        malloc-384    384       1      29           1       0      30      11520        0
        malloc-384    384       6      24           6       0      30      11520        0
       malloc-8192   8192       1       0           1       0       1       8192        0
           pcpu-16     16       8     504           8       0     254       8192        0
       UMA Slabs 1    176       9      13           9       0      62       3872        0
        KMAP ENTRY     96      12      27          14       0       0       3744        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
   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     254          0        0
pf table entry counters     64       0       0           0       0     254          0        0
   pf UDP mappings    104       0       0           0       0     126          0        0
   pf source nodes    152       0       0           0       0     254          0        0
     pf state keys     88       0       0           0       0     126          0        0
         pf states    368       0       0           0       0     254          0        0
           pf tags    104       0       0           0       0     126          0        0
          pf mtags    184       0       0           0       0      62          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
               ipq     56       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
   tcp_log_id_node    120       0       0           0       0     126          0        0
 tcp_log_id_bucket    176       0       0           0       0      62          0        0
          tcpreass     48       0       0           0       0     254          0        0
udplite_inpcb ports     32       0       0           0       0     254          0        0
       ripcb ports     32       0       0           0       0     254          0        0
    IPsec SA lft_c     16       0       0           0       0     254          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
        TMPFS node    240       0       0           0       0      62          0        0
           NCLNODE    608       0       0           0       0      16          0        0
     LTS VFS Cache    360       0       0           0       0      30          0        0
     STS VFS Cache    144       0       0           0       0      62          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    112       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      16          0        0
           nfspbuf   2624       0       0           0       0       4          0        0
            swwbuf   2624       0       0           0       0       2          0        0
            swrbuf   2624       0       0           0       0       4          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
          rl_entry     48       0       0           0       0     254          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-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-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-8192   8192       0       0           0       0       1          0        0
       malloc-2048   2048       0       0           0       0       8          0        0
       malloc-1024   1024       0       0           0       0      16          0        0
        malloc-512    512       0       0           0       0      30          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 (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/10/12 00:50 freebsd-src 37798b1d5dd1 084d8178 console log report ci-freebsd-main panic: mtx_lock() of destroyed mutex at sys/netinet/sctp_output.c:LINE
* Struck through repros no longer work on HEAD.