syzbot


panic: mld_change_state: bad ifp

Status: upstream: reported on 2025/03/02 08:40
Reported-by: syzbot+8955dd03ab6035610d45@syzkaller.appspotmail.com
First crash: 224d, last: 33d

Sample crash report:
panic: mld_change_state: bad ifp
cpuid = 0
time = 1757410177
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc6/frame 0xfffffe0056f3efd0
kdb_backtrace() at kdb_backtrace+0xd0/frame 0xfffffe0056f3f130
vpanic() at vpanic+0x257/frame 0xfffffe0056f3f2f0
panic() at panic+0xb5/frame 0xfffffe0056f3f3b0
mld_change_state() at mld_change_state+0x10a0/frame 0xfffffe0056f3f550
in6_leavegroup_locked() at in6_leavegroup_locked+0x17b/frame 0xfffffe0056f3f680
ip6_freemoptions() at ip6_freemoptions+0x282/frame 0xfffffe0056f3f6e0
in_pcbfree() at in_pcbfree+0x682/frame 0xfffffe0056f3f730
sorele_locked() at sorele_locked+0x264/frame 0xfffffe0056f3f770
soclose() at soclose+0x41f/frame 0xfffffe0056f3f860
_fdrop() at _fdrop+0x5c/frame 0xfffffe0056f3f890
closef() at closef+0x655/frame 0xfffffe0056f3fa70
fdescfree() at fdescfree+0xa5e/frame 0xfffffe0056f3fc50
exit1() at exit1+0x887/frame 0xfffffe0056f3fcf0
sys__exit() at sys__exit+0x28/frame 0xfffffe0056f3fd10
amd64_syscall() at amd64_syscall+0x4e2/frame 0xfffffe0056f3ff30
fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe0056f3ff30
--- syscall (1, FreeBSD ELF64, _exit), rip = 0x3a3aca, rsp = 0x82114ea88, rbp = 0x82114ea90 ---
KDB: enter: panic
[ thread pid 1149 tid 100452 ]
Stopped at      kdb_enter+0x6e: movq    $0,0x25b6f77(%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         0xfffffe0002bf1850
rdx                          0
rbx         0xffffffff827e1820  .str.27
rsp         0xfffffe0056f3f110
rbp         0xfffffe0056f3f130
rsi                          0
rdi         0xffffffff816260e9  printf+0x149
r8                           0
r9                  0xffffffff
r10                          0
r11         0xfffffe0054136550
r12         0xfffffe0054136000
r13         0xfffffffffffffffe
r14         0xffffffff827e1820  .str.27
r15                          0
rip         0xffffffff8160fc1e  kdb_enter+0x6e
rflags                    0x46
kdb_enter+0x6e: movq    $0,0x25b6f77(%rip)
db> show proc
Process 1149 (syz-executor) at 0xfffffe005413eab8:
 state: NORMAL
 uid: 0  gids:
 parent: pid 765 at 0xfffffe005400c010
 ABI: FreeBSD ELF64
 flag: 0x10002100  flag2: 0x40000
 arguments: ./syz-executor exec
 reaper: 0xfffffe0007809010 reapsubtree: 1
 sigparent: 20
 vmspace: 0xfffffe005413a000
   (map 0xfffffe005413a000)
   (map.pmap 0xfffffe005413a0a0)
   (pmap 0xfffffe005413a110)
 threads: 1
100452                   Run     CPU 0                       syz-executor
db> ps
  pid  ppid  pgrp   uid  state   wmesg   wchan               cmd
 1158  1152   764 60928  R                                   syz-executor
 1157  1146  1146     0  RV                                  syz-executor
 1156  1152   764     0  S       uwait   0xfffffe00596ee380  syz-executor
 1155  1153   763     0  S       uwait   0xfffffe005969a880  syz-executor
 1154  1153   763     0  S       uwait   0xfffffe00598f4b80  syz-executor
 1153   763   763     0  R       (threaded)                  syz-executor
100177                   RunQ                                syz-executor
100523                   S       uwait   0xfffffe0077ad2580  syz-executor
 1152   764   764 60928  R       (threaded)                  syz-executor
100159                   Run     CPU 1                       syz-executor
100522                   S       uwait   0xfffffe0077ad2600  syz-executor
 1151     1   764     0  S       uwait   0xfffffe006de23a80  syz-executor
 1149   765   765     0  RE      CPU 0                       syz-executor
 1146   762  1146     0  D       ppwait  0xfffffe00540d5fb8  syz-executor
 1137     1   763     0  S       uwait   0xfffffe006de24600  syz-executor
 1135     1   763     0  S       uwait   0xfffffe006de22d00  syz-executor
 1134     1   765     0  S       uwait   0xfffffe006de24d80  syz-executor
 1132     1   764     0  S       uwait   0xfffffe00596ed300  syz-executor
 1130     1   765     0  S       uwait   0xfffffe006de23000  syz-executor
 1128     1   765     0  S       uwait   0xfffffe00598f4980  syz-executor
 1109     1   765     0  S       uwait   0xfffffe00596ef580  syz-executor
 1099     1   763     0  S       uwait   0xfffffe006de24400  syz-executor
 1079     1   764     0  S       uwait   0xfffffe006de23780  syz-executor
 1073     1   765     0  S       uwait   0xfffffe0077ad2700  syz-executor
 1072     1   765     0  S       uwait   0xfffffe00596ed200  syz-executor
 1070     1   763     0  S       uwait   0xfffffe006de24380  syz-executor
 1067     1   765     0  S       uwait   0xfffffe00584dac80  syz-executor
 1063     1   765     0  S       uwait   0xfffffe00596ef780  syz-executor
 1028     1   763     0  S       uwait   0xfffffe00596edc00  syz-executor
 1027     1   763     0  S       uwait   0xfffffe006de24e80  syz-executor
 1016     1   764     0  SV      select  0xfffffe006de24e40  syz-executor
 1015     1   764     0  S       uwait   0xfffffe0077a8a580  syz-executor
 1000     1   765     0  S       uwait   0xfffffe006de23880  syz-executor
  987     1   763     0  S       uwait   0xfffffe00598f5080  syz-executor
  984     1   765     0  S       uwait   0xfffffe00584dab80  syz-executor
  981     1   763     0  S       uwait   0xfffffe006de23580  syz-executor
  980     1   763     0  S       uwait   0xfffffe005969ac80  syz-executor
  979     1   763     0  S       uwait   0xfffffe005969ad80  syz-executor
  974     1   763     0  S       uwait   0xfffffe006de22f00  syz-executor
  970     1   763     0  S       uwait   0xfffffe00598f4c80  syz-executor
  965     1   764     0  S       uwait   0xfffffe00596ee080  syz-executor
  960     1   765     0  S       uwait   0xfffffe005969ae80  syz-executor
  952     1   764     0  S       uwait   0xfffffe00596ed600  syz-executor
  937     1   765     0  S       uwait   0xfffffe005969aa80  syz-executor
  934     1   765     0  S       uwait   0xfffffe00596ed700  syz-executor
  933     1   765     0  S       uwait   0xfffffe00598f4780  syz-executor
  929     1   764     0  S       uwait   0xfffffe00596ed980  syz-executor
  928     1   764     0  S       uwait   0xfffffe00598f4a80  syz-executor
  923     0     0     0  DL      (threaded)                  [so_splice]
100249                   D       -       0xfffffe0058587080  [thr_0]
100250                   D       -       0xfffffe00585870c0  [thr_1]
  911     0     0     0  DL      (threaded)                  [KTLS]
100224                   D       -       0xfffffe0059906c00  [thr_0]
100225                   D       -       0xfffffe0059906c80  [thr_1]
100226                   D       -       0xffffffff83cb9628  [reclaim_0]
  905     0     0     0  DL      -       0xffffffff83cb7e00  [soaiod4]
  904     0     0     0  DL      -       0xffffffff83cb7e00  [soaiod3]
  903     0     0     0  DL      -       0xffffffff83cb7e00  [soaiod2]
  902     0     0     0  DL      -       0xffffffff83cb7e00  [soaiod1]
  877   779   423     0  S       kqread  0xfffffe00593daa00  rtsol
  810     0     0     0  DL      aiordy  0xfffffe00540e2ac0  [aiod4]
  809     0     0     0  DL      aiordy  0xfffffe00540d6568  [aiod3]
  807     0     0     0  DL      aiordy  0xfffffe00540e3018  [aiod2]
  806     0     0     0  DL      aiordy  0xfffffe005410fac0  [aiod1]
  779   769   423     0  S       wait    0xfffffe005400b008  sh
  769   423   423     0  S       wait    0xfffffe00540d6ac0  sh
  765   762   765     0  S       nanslp  0xffffffff83ba7c41  syz-executor
  764   762   764     0  S       nanslp  0xffffffff83ba7c41  syz-executor
  763   762   763     0  S       nanslp  0xffffffff83ba7c41  syz-executor
  762   760   760     0  S       select  0xfffffe00596ee540  syz-executor
  760   758   760     0  Ss      sigsusp 0xfffffe00540e0608  csh
  758     1   758     0  Ss      select  0xfffffe006de24240  sshd
  749     1   749     0  Ss+     ttyin   0xfffffe00077fd8b0  getty
  748     1   748     0  Ss+     ttyin   0xfffffe00585bd0b0  getty
  747     1   747     0  Ss+     ttyin   0xfffffe00585bd4b0  getty
  746     1   746     0  Ss+     ttyin   0xfffffe00585bd8b0  getty
  745     1   745     0  Ss+     ttyin   0xfffffe00585bdcb0  getty
  744     1   744     0  Ss+     ttyin   0xfffffe00077fc8b0  getty
  743     1   743     0  Ss+     ttyin   0xfffffe00585be0b0  getty
  742     1   742     0  Ss+     ttyin   0xfffffe00585be4b0  getty
  741     1   741     0  Ss+     ttyin   0xfffffe00585be8b0  getty
  738     1    17     0  S+      piperd  0xfffffe005983e5c0  logger
  737   736    17     0  S+      nanslp  0xffffffff83ba7c41  sleep
  736     1    17     0  S+      wait    0xfffffe0054004ac0  sh
  494     1   494     0  Ss      select  0xfffffe00596f08c0  syslogd
  423     1   423     0  Ss      wait    0xfffffe0054003ab8  devd
   16     0     0     0  DL      syncer  0xffffffff83cc5820  [syncer]
   15     0     0     0  DL      vlruwt  0xfffffe0054002558  [vnlru]
   14     0     0     0  DL      (threaded)                  [bufdaemon]
100079                   D       psleep  0xffffffff83cc3d60  [bufdaemon]
100082                   D       -       0xffffffff83001ec0  [bufspacedaemon-0]
100093                   D       sdflush 0xfffffe0053fe08e8  [/ worker]
    9     0     0     0  DL      psleep  0xffffffff83d0ec80  [vmdaemon]
    8     0     0     0  DL      (threaded)                  [pagedaemon]
100077                   D       psleep  0xffffffff83cf4d48  [dom0]
100080                   D       launds  0xffffffff83cf4d54  [laundry: dom0]
100081                   D       umarcl  0xffffffff81df2890  [uma]
    7     0     0     0  DL      -       0xffffffff839205d8  [rand_harvestq]
    6     0     0     0  DL      pftm    0xffffffff847dcc30  [pf purge]
    5     0     0     0  DL      waiting 0xffffffff846ab700  [sctp_iterator]
    4     0     0     0  DL      (threaded)                  [cam]
100045                   D       -       0xffffffff838ea340  [doneq0]
100046                   D       -       0xffffffff838ea2c0  [async]
100075                   D       -       0xffffffff838ea140  [scanner]
    3     0     0     0  DL      (threaded)                  [crypto]
100042                   D       crypto_ 0xffffffff83cf0640  [crypto]
100043                   D       crypto_ 0xfffffe0007a95c30  [crypto returns 0]
100044                   D       crypto_ 0xfffffe0007a95c80  [crypto returns 1]
   13     0     0     0  DL      (threaded)                  [geom]
100037                   D       -       0xffffffff83b50640  [g_event]
100038                   D       -       0xffffffff83b50660  [g_up]
100039                   D       -       0xffffffff83b50680  [g_down]
    2     0     0     0  WL      (threaded)                  [clock]
100031                   I                                   [clock (0)]
100032                   I                                   [clock (1)]
   12     0     0     0  WL      (threaded)                  [intr]
100013                   I                                   [swi6: task queue]
100014                   I                                   [swi6: Giant taskq]
100016                   I                                   [swi5: fast taskq]
100033                   I                                   [swi1: netisr 0]
100034                   I                                   [swi1: hpts]
100035                   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    0xfffffe0007809010  [init]
   10     0     0     0  DL      audit_w 0xffffffff83cf10e0  [audit]
    0     0     0     0  DLs     (threaded)                  [kernel]
100000                   D       parked  0xffffffff84c43ff0  [swapper]
100005                   D       -       0xfffffe0007a98b00  [softirq_0]
100006                   D       -       0xfffffe0007a98900  [softirq_1]
100007                   D       -       0xfffffe0007a98700  [if_io_tqg_0]
100008                   D       -       0xfffffe0007a98500  [if_io_tqg_1]
100009                   D       -       0xfffffe0007a98300  [if_config_tqg_0]
100010                   D       -       0xfffffe00083f9700  [kqueue_ctx taskq]
100011                   D       -       0xfffffe00083f9600  [jail_remove taskq]
100012                   D       -       0xfffffe00083f9500  [bus taskq]
100015                   D       -       0xfffffe00083f9000  [thread taskq]
100017                   D       -       0xfffffe00083f8c00  [aiod_kick taskq]
100018                   D       -       0xfffffe00083f8b00  [deferred_unmount ta]
100019                   D       -       0xfffffe00083f8a00  [inm_free taskq]
100020                   D       -       0xfffffe00083f8900  [in6m_free taskq]
100021                   D       -       0xfffffe00083f8800  [linuxkpi_irq_wq]
100022                   D       -       0xfffffe00083f8700  [linuxkpi_short_wq_0]
100023                   D       -       0xfffffe00083f8700  [linuxkpi_short_wq_1]
100024                   D       -       0xfffffe00083f8700  [linuxkpi_short_wq_2]
100025                   D       -       0xfffffe00083f8700  [linuxkpi_short_wq_3]
100026                   D       -       0xfffffe00083f8600  [linuxkpi_long_wq_0]
100027                   D       -       0xfffffe00083f8600  [linuxkpi_long_wq_1]
100028                   D       -       0xfffffe00083f8600  [linuxkpi_long_wq_2]
100029                   D       -       0xfffffe00083f8600  [linuxkpi_long_wq_3]
100036                   D       -       0xfffffe00083f8100  [firmware taskq]
100040                   D       -       0xfffffe00083f7e00  [crypto_0]
100041                   D       -       0xfffffe00083f7e00  [crypto_1]
100056                   D       -       0xfffffe00083f7700  [vtnet0 rxq 0]
100057                   D       -       0xfffffe00083f7600  [vtnet0 txq 0]
100058                   D       -       0xfffffe00083f7500  [vtnet0 rxq 1]
100059                   D       -       0xfffffe00083f7400  [vtnet0 txq 1]
100061                   D       vtbslp  0xfffffe0057d76f00  [virtio_balloon]
100065                   D       -       0xffffffff827e5f00  [deadlkres]
100069                   D       -       0xfffffe00593db000  [acpi_task_0]
100070                   D       -       0xfffffe00593db000  [acpi_task_1]
100071                   D       -       0xfffffe00593db000  [acpi_task_2]
100073                   D       -       0xfffffe00083fb100  [mca taskq]
100074                   D       -       0xfffffe00083f7d00  [CAM taskq]
100076                   D       -       0xfffffe005825fe00  [ipsec_offload]
db> show all locks
Process 1152 (syz-executor) thread 0xfffffe0054115780 (100159)
shared rw vmobject (vmobject) r = 0 (0xfffffe00541256c8) locked @ /syzkaller/managers/main/kernel/sys/vm/vm_fault.c:1153
shared sx vm map (user) (vm map (user)) r = 0 (0xfffffe005413a2a8) locked @ /syzkaller/managers/main/kernel/sys/vm/vm_map.c:4998
Process 1149 (syz-executor) thread 0xfffffe0054136000 (100452)
exclusive sleep mutex in6_multi_list_mtx (in6_multi_list_mtx) r = 0 (0xffffffff83cebba0) locked @ /syzkaller/managers/main/kernel/sys/netinet6/in6_mcast.c:1387
exclusive sx in6_multi_sx (in6_multi_sx) r = 0 (0xffffffff83cebbe0) locked @ /syzkaller/managers/main/kernel/sys/netinet6/in6_mcast.c:1330
db> show malloc
              Type        InUse        MemUse     Requests
           pf_hash            6        12804K            6
            linker          377         5100K          577
          tcp_hpts            7         4801K            7
            devbuf         4187         4323K         4212
         sysctloid        35455         2089K        35530
             vtbuf           24         1968K           46
              kobj          331         1324K          495
            newblk           60         1039K         2323
          vfscache            3         1025K            3
          filedesc           88          698K          645
               pcb           44          687K          500
          inodedep           45          529K          510
         ufs_quota            1          512K            1
          vfs_hash            1          512K            1
           callout            2          512K            2
              intr            4          472K            4
           subproc          194          414K         1263
         vnet_data            2          224K            2
          acpitask            1          224K            1
            KTRACE          101          201K        76191
            acpica         1674          184K        54444
              vmem            5          144K            7
           tidhash            3          141K            3
           pagedep           25          134K          242
        tfo_ccache            1          128K            1
          IP reass            1          128K            1
               sem            4          106K            4
            DEVFS1          106          106K          156
        gtaskqueue           18           98K           18
               bus         1000           82K         5086
          mtx_pool            3           74K            3
          syncache            1           68K            1
     NFSD srvcache            3           68K            3
            module          523           66K          524
       ddb_capture            1           64K            1
           kdtrace          262           48K         1684
              umtx          368           46K          368
               BPF           74           42K          105
               LRO           34           35K           56
         hostcache            1           32K            1
               shm            1           32K            3
            DEVFS3          125           32K          146
          routetbl          604           31K         1779
               msg            4           30K            4
            kbdmux            6           28K            6
              temp           32           21K         2542
        DEVFS_RULE           56           20K           56
            ifaddr           64           18K          165
         ufs_mount            4           17K            5
              proc            3           17K            3
               tty           16           16K           16
           ithread           90           15K           90
            bus-sc           34           15K         1657
      eventhandler          163           14K          163
             ifnet            7           13K           18
              ksem           31           12K           32
           lltable           39           12K          129
              kenv           95           12K           95
             shmfd            7           11K           15
              cred           28           11K          216
              GEOM           49           11K          431
         CAM queue            5           11K         1528
       ether_multi          124           10K          474
              rman           82           10K          437
            kqueue          101           10K         1601
               rpc            8            9K            8
         bmsafemap            2            9K          429
           devstat            4            9K            4
              UART           12            9K           12
       pfs_vncache            1            8K            1
     audit_evclass          240            8K          304
            plimit           20            8K          398
         in6_multi           56            8K          169
         taskqueue           69            8K           90
            DEVFSP          113            8K          263
          pf_ifnet           21            7K           74
            sglist            6            7K            6
           CAM DEV            3            6K          510
           pwddesc           92            6K         1175
         pfs_nodes           22            6K           22
       ufs_dirhash           24            5K           27
               UMA          271            5K          271
          freework           18            5K          520
         sctp_atcl           11            5K          149
      tcp_fsb_rack            2            5K            4
                vt           11            5K           11
           memdesc            1            4K            1
               MCA           32            4K           32
             evdev            4            4K            4
            crypto           10            4K           37
           acpisem           28            4K           28
         sctp_stro            3            3K            7
            dirrem           12            3K          345
         proc-args          109            3K         2457
          sctp_ifa           22            3K           34
            diradd           22            3K          394
          terminal           11            3K           11
             lockf           24            3K          490
           acpidev           20            3K           20
           uidinfo            4            3K           11
             hhook            8            3K           10
             mkdir           18            3K          434
             clone            9            3K            9
          kcovinfo           36            3K          135
           netlink            2            3K          277
             selfd           33            3K        66481
        local_apic            1            2K            1
           io_apic            1            2K            1
         newdirblk           16            2K          217
         ipsec-saq            2            2K            2
           session           15            2K           48
            Unitno           28            2K          122
            ip6ndp           11            2K           35
            CC Mem           13            2K          248
           CAM XPT           22            2K          543
               tun            4            2K           15
         toponodes            6            2K            6
          freefile           11            2K          292
       ipsecpolicy            2            2K            2
          freeblks            5            2K          248
          in_multi            5            2K           22
               msi            9            2K            9
           softdep            1            1K            1
            sahead            1            1K            1
          secasvar            1            1K            1
             nhops            6            1K            8
       vnodemarker            2            1K           42
      NFSD session            1            1K            1
             mount           19            1K          375
         cryptodev           13            1K          112
       inpcbpolicy           28            1K          706
            select            7            1K           61
        CAM periph            4            1K          271
             ipsec            3            1K            3
         sctp_timw            3            1K            3
               mld            6            1K           17
              igmp            6            1K           17
              pfil            6            1K            6
            isadev            6            1K            6
               osd           18            1K          266
          pci_link           10            1K           10
          sctp_ifn            5            1K           34
 encap_export_host           12            1K           12
         sctp_atky           14            1K          156
      tcp_pcm_rack            1            1K            3
          indirdep            2            1K          232
              cdev            2            1K            2
       lkpikmalloc            8            1K            9
      counter_rate           13            1K           13
             frag6            4            1K            4
    chacha20random            1            1K            1
            biobuf            1            1K            1
            ip6opt            2            1K           85
            vnodes            1            1K            7
              ktls            1            1K           17
      NFSD lckfile            1            1K            1
     NFSD V4client            1            1K            1
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db> show uma
              Zone   Size    Used    Free    Requests  Sleeps  Bucket  Total Mem    XFree
   mbuf_jumbo_page   4096    8331    1067       12553       0     254   38494208        0
           tcp_log    416    3909    2193       12869       0     254    2538432        0
              mbuf    256    8733     929       18750       0     254    2473472        0
       malloc-4096   4096     438       2        1767       0       2    1802240        0
          BUF TRIE    152     333   11471        1813       0      62    1794208        0
        malloc-128    128   12550     191       13511       0     126    1630848        0
        malloc-384    384    4209      21        4241       0      30    1624320        0
        RADIX NODE    152    8473     544       46553       0      62    1370584        0
         malloc-64     64    3932   15661       70442       0     254    1253952        0
       UMA Slabs 0    112   11144      10       11144       0     126    1249248        0
         sctp_asoc   2256       3     507           6       0     254    1150560        0
      mbuf_cluster   2048     508       0         508       0     254    1040384        0
         vmem btag     56   17520      87       17520       0     254     985992        0
      malloc-65536  65536      13       1          17       0       1     917504        0
      malloc-16384  16384      43       3         503       0       1     753664        0
         FFS inode   1168     583      26         886       0       8     711312        0
           sctp_ep   1152       8     503         142       0     254     588672        0
            socket   1024      48     460        2275       0     254     520192        0
          lkpicurr    168       2    3094           2       0      62     520128        0
              pbuf   2624       0     198           0       0       2     519552        0
        256 Bucket   2048     218      14        1284       0       8     475136        0
        sctp_raddr    736       3     514           6       0     254     380512        0
       malloc-2048   2048     111      73         360       0       8     376832        0
         VM OBJECT    248    1381     107       18056       0      62     369024        0
            THREAD   1860     167      17         523       0       8     342240        0
             VNODE    440     622      71         938       0      30     304920        0
      malloc-65536  65536       0       4          71       0       1     262144        0
            DEVCTL   1024     152     100         277       0       0     258048        0
         malloc-16     16   14628     372       15168       0     254     240000        0
         MAP ENTRY     96    2062     206       60257       0     126     217728        0
      malloc-65536  65536       2       1           4       0       1     196608        0
      malloc-32768  32768       1       5         161       0       1     196608        0
         malloc-32     32    5374     548        6531       0     254     189504        0
         UMA Zones    768     243       1         243       0      16     187392        0
     FPU_save_area    832     169      47         703       0      16     179712        0
        malloc-128    128    1143     252       25766       0     126     178560        0
       FFS2 dinode    256     583     107         886       0      62     176640        0
        malloc-256    256     121     569        2549       0      62     176640        0
            lkpimm     56       1    3095           1       0     254     173376        0
             unpcb    320      12     504        1292       0     254     165120        0
       malloc-2048   2048       7      73         515       0       8     163840        0
       S VFS Cache    104    1041     363        1402       0     126     146016        0
              PROC   1368      93       6        1159       0       8     135432        0
      malloc-65536  65536       2       0           2       0       1     131072        0
      malloc-65536  65536       0       2         110       0       1     131072        0
      malloc-32768  32768       4       0           4       0       1     131072        0
       malloc-1024   1024     117      11         175       0      16     131072        0
       mbuf_packet    256      17     491         443       0     254     130048        0
         tcp_inpcb   1304      13      77         248       0       8     117360        0
          ksiginfo    112      86     958         191       0     126     116928        0
         filedesc0   1072      93      12        1175       0       8     112560        0
      malloc-32768  32768       2       1         122       0       1      98304        0
             g_bio    408       0     240        9785       0      30      97920        0
       malloc-4096   4096      11      11          40       0       2      90112        0
          UMA Kegs    384     229       4         229       0      30      89472        0
          syncache    168       0     528           4       0     254      88704        0
      malloc-16384  16384       4       1           7       0       1      81920        0
         64 Bucket    512     101      59        5540       0      30      81920        0
        malloc-256    256     152     163        1079       0      62      80640        0
        sctp_chunk    152       3     517           5       0     254      79040        0
       malloc-8192   8192       7       2          34       0       1      73728        0
        128 Bucket   1024      54      13         279       0      16      68608        0
         malloc-64     64     512     559        1562       0     254      68544        0
        malloc-128    128     342     185         634       0     126      67456        0
      malloc-65536  65536       0       1           8       0       1      65536        0
      malloc-32768  32768       0       2          12       0       1      65536        0
       malloc-2048   2048      19      13          42       0       8      65536        0
        malloc-256    256     125     130        1403       0      62      65280        0
        malloc-256    256     203      52         761       0      62      65280        0
         32 Bucket    256      84     171        1427       0      62      65280        0
    ertt_txseginfo     40       2    1614        1754       0     254      64640        0
        malloc-512    512      69      51          83       0      30      61440        0
        malloc-384    384     116      34         194       0      30      57600        0
       malloc-8192   8192       6       1           8       0       1      57344        0
           VMSPACE    584      67      31        1130       0      16      57232        0
         malloc-64     64     388     431       15803       0     254      52416        0
         malloc-64     64     361     458        3373       0     254      52416        0
         malloc-64     64     466     353         930       0     254      52416        0
        malloc-128    128     155     248         794       0     126      51584        0
     udplite_inpcb    408       1     125          78       0      30      51408        0
        malloc-256    256      74     121         430       0      62      49920        0
        malloc-256    256      66     129        1773       0      62      49920        0
           DIRHASH   1024      34      14          36       0      16      49152        0
             NAMEI   1024       0      48       16940       0      16      49152        0
       malloc-8192   8192       5       1           8       0       1      49152        0
       malloc-4096   4096       1      11         391       0       2      49152        0
       malloc-2048   2048      13      11          43       0       8      49152        0
       malloc-2048   2048       5      19         133       0       8      49152        0
       malloc-2048   2048       1      23         574       0       8      49152        0
       malloc-1024   1024       7      41        1790       0      16      49152        0
            pcpu-8      8    5351     793        7179       0     254      49152        0
        malloc-384    384      73      47         729       0      30      46080        0
        malloc-384    384      48      72         601       0      30      46080        0
            da_ccb    544       0      84        2606       0      16      45696        0
             ripcb    376       5     115          90       0      30      45120        0
             Files     80     296     254       10381       0     126      44000        0
       malloc-4096   4096       5       5         574       0       2      40960        0
         udp_inpcb    408       9      81         290       0      30      36720        0
         malloc-64     64      22     545         171       0     254      36288        0
         malloc-64     64       8     559       62672       0     254      36288        0
         malloc-64     64     161     406        1593       0     254      36288        0
      tcp_rack_map    128       2     277         107       0     126      35712        0
       tcp_bbr_map    128       0     279         105       0     126      35712        0
        malloc-128    128      28     251         110       0     126      35712        0
        malloc-128    128      70     209        3377       0     126      35712        0
        malloc-128    128     171     108        1251       0     126      35712        0
        malloc-128    128      55     224        1623       0     126      35712        0
      ktls_session    256       0     135           4       0      62      34560        0
     routing nhops    256      22     113          76       0      62      34560        0
           ttyoutq    256      72      63         160       0      62      34560        0
        malloc-256    256      35     100         953       0      62      34560        0
        malloc-256    256       4     131         344       0      62      34560        0
         TURNSTILE    136     185      67         185       0      62      34272        0
       malloc-4096   4096       5       3          12       0       2      32768        0
       malloc-1024   1024       2      30          43       0      16      32768        0
       malloc-1024   1024       6      26          21       0      16      32768        0
       malloc-1024   1024       6      26         176       0      16      32768        0
       malloc-1024   1024      18      14         159       0      16      32768        0
       malloc-1024   1024      20      12          24       0      16      32768        0
       malloc-1024   1024       1      31           6       0      16      32768        0
        malloc-512    512      10      54         121       0      30      32768        0
        malloc-512    512       1      63          69       0      30      32768        0
        malloc-512    512       2      62          42       0      30      32768        0
        malloc-512    512       2      62          51       0      30      32768        0
        malloc-512    512       2      62         125       0      30      32768        0
           pcpu-64     64     499      13         499       0     254      32768        0
sctp_stream_msg_out    112       1     287           1       0     254      32256        0
            ttyinq    160     135      65         300       0      62      32000        0
   tcp_log_id_node    120       1     263           3       0     126      31680        0
              PGRP    120      19     245          64       0     126      31680        0
            clpbuf   2624       0      12         115       0       4      31488        0
        sctp_laddr     48       8     580          84       0     254      28224        0
          rl_entry     48       1     587           4       0     254      28224        0
         malloc-32     32     126     756         766       0     254      28224        0
         malloc-32     32     577     305        7971       0     254      28224        0
         16 Bucket    144      62     134         452       0      62      28224        0
          4 Bucket     48       7     581          16       0     254      28224        0
               AIO    208       0     133          46       0      62      27664        0
            cpuset    200       9     119          13       0      62      25600        0
       malloc-8192   8192       1       2          84       0       1      24576        0
       malloc-8192   8192       2       1           4       0       1      24576        0
 tcp_log_id_bucket    176       1     137           4       0      62      24288        0
              pipe    736      18      15         376       0      16      24288        0
               PWD     40      35     571         272       0     254      24240        0
           rtentry    168      25     119          76       0      62      24192        0
          8 Bucket     80      72     228         451       0     126      24000        0
            itimer    352       0      66          34       0      30      23232        0
        malloc-384    384       7      53           7       0      30      23040        0
        malloc-384    384       2      58           2       0      30      23040        0
        malloc-384    384       0      60         343       0      30      23040        0
        malloc-384    384       2      58          38       0      30      23040        0
         domainset     40       0     567           3       0     254      22680        0
       Mountpoints   2816       2       6           3       0       4      22528        0
        SLEEPQUEUE     88     185      71         185       0     126      22528        0
         hostcache     64       2     313           2       0     254      20160        0
              ertt     72      13     267         248       0     126      20160        0
         malloc-32     32     260     370         496       0     254      20160        0
         malloc-32     32     125     505         378       0     254      20160        0
         malloc-32     32     105     525        1793       0     254      20160        0
         malloc-32     32      77     553         471       0     254      20160        0
         malloc-32     32      38     592        2710       0     254      20160        0
          2 Bucket     32      74     556         476       0     254      20160        0
             KNOTE    160       4     121         532       0      62      20000        0
           cryptop    280       0      70           9       0      30      19600        0
             AIOCB    552       0      35          90       0      16      19320        0
       L VFS Cache    320       0      60          25       0      30      19200        0
              vmem   1856       2       7           2       0       8      16704        0
 epoch_record pcpu    256       4      60           4       0      62      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-16384  16384       1       0           1       0       1      16384        0
       malloc-8192   8192       1       1           2       0       1      16384        0
       malloc-8192   8192       0       2          20       0       1      16384        0
       malloc-4096   4096       1       3           9       0       2      16384        0
       malloc-4096   4096       2       2           6       0       2      16384        0
       malloc-4096   4096       1       3           7       0       2      16384        0
       malloc-2048   2048       4       4           5       0       8      16384        0
       malloc-2048   2048       2       6         200       0       8      16384        0
        malloc-512    512       2      30          13       0      30      16384        0
           SMR CPU     32       8     503           8       0     254      16352        0
       tcp_bbr_pcb    896       0      18           5       0      16      16128        0
         malloc-16     16     359     641        2293       0     254      16000        0
              kenv    258      17      43        1065       0      30      15480        0
      tcp_rack_pcb   1088       1      13           2       0       8      15232        0
            mqnode    416       3      33           3       0      30      14976        0
        SMR SHARED     24       8     503           8       0     254      12264        0
         malloc-16     16      25     725          62       0     254      12000        0
         malloc-16     16      57     693         394       0     254      12000        0
         malloc-16     16      69     681         602       0     254      12000        0
         malloc-16     16     185     565        3025       0     254      12000        0
         malloc-16     16       9     741        5217       0     254      12000        0
         malloc-16     16      14     736       24812       0     254      12000        0
            splice    184       0      63           1       0      62      11592        0
            AIOLIO    272       0      42           5       0      30      11424        0
       malloc-8192   8192       1       0           1       0       1       8192        0
           pcpu-16     16       8     504           8       0     254       8192        0
      vtnet_tx_hdr     24       0     334        1086       0     254       8016        0
       UMA Slabs 1    176      11      11          11       0      62       3872        0
        KMAP ENTRY     96      12      27          17       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    152       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 fragment node     72       0       0           0       0     126          0        0
          pf frags    232       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 Ethernet anchors   1240       0       0           0       0      64          0        0
        pf anchors   1664       0       0           0       0      64          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    384       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
        sctp_readq    152       0       0           0       0     254          0        0
          tcpreass     48       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    152       0       0           0       0      62          0        0
   IOMMU_MAP_ENTRY    112       0       0           0       0     126          0        0
            skbuff   1808       0       0           0       0       8          0        0
    mbuf_jumbo_16k  16384       0       0           0       0     254          0        0
     mbuf_jumbo_9k   9216       0       0           0       0     254          0        0
      audit_record   1280       0       0           0       0       8          0        0
        MAC labels     40       0       0           0       0     254          0        0
            vnpbuf   2624       0       0           0       0      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    152       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-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-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     88       0       0           0       0     126          0        0
          UMA Hash    256       0       0           0       0      62          0        0
db> show all tcpcbs/bl

Crashes (14):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/09/09 09:29 freebsd-src c04fe26aa2f7 d291dd2d console log report ci-freebsd-main panic: mld_change_state: bad ifp
2025/09/06 19:39 freebsd-src c04fe26aa2f7 d291dd2d console log report ci-freebsd-main panic: mld_change_state: bad ifp
2025/08/30 16:29 freebsd-src c04fe26aa2f7 807a3b61 console log report ci-freebsd-main panic: mld_change_state: bad ifp
2025/08/22 19:39 freebsd-src c04fe26aa2f7 bf27483f console log report ci-freebsd-main panic: mld_change_state: bad ifp
2025/08/02 22:27 freebsd-src d1095367eb51 8e9d1dc1 console log report ci-freebsd-main panic: mld_change_state: bad ifp
2025/08/01 16:33 freebsd-src f61c48f4403f 8e9d1dc1 console log report ci-freebsd-main panic: mld_change_state: bad ifp
2025/07/16 11:43 freebsd-src b2bf651a797b c118d736 console log report ci-freebsd-main panic: mld_change_state: bad ifp
2025/07/11 06:54 freebsd-src e8019a159185 3cda49cf console log report ci-freebsd-main panic: mld_change_state: bad ifp
2025/05/17 17:13 freebsd-src ee84b4e2fdf0 f41472b0 console log report ci-freebsd-main panic: mld_change_state: bad ifp
2025/07/14 02:30 freebsd-src 2cfd6342ac84 3cda49cf console log report ci-freebsd-i386 panic: mld_change_state: bad ifp
2025/06/12 20:49 freebsd-src d8b51259caee 98683f8f console log report ci-freebsd-i386 panic: mld_change_state: bad ifp
2025/03/29 23:22 freebsd-src 27f70efebf1d d3999433 console log report ci-freebsd-i386 panic: mld_change_state: bad ifp
2025/03/06 12:58 freebsd-src 23f453ae34c2 831e3629 console log report ci-freebsd-i386 panic: mld_change_state: bad ifp
2025/03/02 08:39 freebsd-src e74a3c75855f c3901742 console log report ci-freebsd-i386 panic: mld_change_state: bad ifp
* Struck through repros no longer work on HEAD.