syzbot


panic: No memory for IFN

Status: upstream: reported on 2025/08/21 04:51
Reported-by: syzbot+e540545cfeec73a4a2f0@syzkaller.appspotmail.com
First crash: 11d, last: 11d

Sample crash report:
panic: No memory for IFN
cpuid = 0
time = 1755751816
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc6/frame 0xfffffe0056f14ed0
kdb_backtrace() at kdb_backtrace+0xd0/frame 0xfffffe0056f15030
vpanic() at vpanic+0x257/frame 0xfffffe0056f151f0
panic() at panic+0xb5/frame 0xfffffe0056f152b0
sctp_add_addr_to_vrf() at sctp_add_addr_to_vrf+0xda4/frame 0xfffffe0056f15330
sctp_addr_change() at sctp_addr_change+0x19b/frame 0xfffffe0056f15390
rt_addrmsg() at rt_addrmsg+0x285/frame 0xfffffe0056f15590
in_addprefix() at in_addprefix+0x36d/frame 0xfffffe0056f15690
in_control_ioctl() at in_control_ioctl+0x1755/frame 0xfffffe0056f15870
ifioctl() at ifioctl+0xe51/frame 0xfffffe0056f15ab0
kern_ioctl() at kern_ioctl+0x4ca/frame 0xfffffe0056f15b90
sys_ioctl() at sys_ioctl+0x36e/frame 0xfffffe0056f15d10
amd64_syscall() at amd64_syscall+0x4e2/frame 0xfffffe0056f15f30
fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe0056f15f30
--- syscall (54, FreeBSD ELF64, ioctl), rip = 0x8234ac2ca, rsp = 0x820a0ddf8, rbp = 0x820a0de40 ---
KDB: enter: panic
[ thread pid 1236 tid 100716 ]
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         0xfffffe0056f15010
rbp         0xfffffe0056f15030
rsi                          0
rdi         0xffffffff816260e9  printf+0x149
r8                           0
r9                  0xffffffff
r10                          0
r11                        0x3
r12         0xfffffe005418d000
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 1236 (ifconfig) at 0xfffffe005415c000:
 state: NORMAL
 uid: 0  gids: 0, 5
 parent: pid 1224 at 0xfffffe00540e0018
 ABI: FreeBSD ELF64
 flag: 0x10004000  flag2: 0
 arguments: ifconfig tap8 inet 172.20.8.170 netmask 255.255.255.0
 reaper: 0xfffffe0007809010 reapsubtree: 1
 sigparent: 20
 vmspace: 0xfffffe0007810920
   (map 0xfffffe0007810920)
   (map.pmap 0xfffffe00078109c0)
   (pmap 0xfffffe0007810a30)
 threads: 1
100716                   Run     CPU 0                       ifconfig
db> ps
  pid  ppid  pgrp   uid  state   wmesg   wchan               cmd
 1237  1222  1222     0  D       in_cont 0xffffffff83cca660  ifconfig
 1236  1224  1224     0  R       CPU 0                       ifconfig
 1235  1217     0     0  NE                                  ifconfig
 1231  1226  1226     0  R                                   ifconfig
 1226   762  1226     0  S       wait    0xfffffe00540df568  syz-executor
 1224   762  1224     0  S       wait    0xfffffe00540e0018  syz-executor
 1222   762  1222     0  S       wait    0xfffffe00540de008  syz-executor
 1217   762  1217     0  D       vmwait  0xffffffff83003480  syz-executor
 1206     1  1206    65  Ss      select  0xfffffe0077a65440  dhclient
 1161     0     0     0  DL      -       0xffffffff83b52520  [accounting]
 1159     1   766     0  T       (threaded)                  syz-executor
100101                   s                                   syz-executor
100658                   RunQ                                syz-executor
 1158     0     0     0  DL      mdwait  0xfffffe007b636000  [md1]
 1155     1  1110     0  S       uwait   0xfffffe0078c2f400  syz-executor
 1154     1  1110     0  S       uwait   0xfffffe007b4c2e80  syz-executor
 1141     1   763     0  S       uwait   0xfffffe006de28180  syz-executor
 1127     1   763     0  S       uwait   0xfffffe0077c92400  syz-executor
 1125     1  1110     0  S       uwait   0xfffffe006de28780  syz-executor
 1102     1   765     0  S       uwait   0xfffffe0077f9ff00  syz-executor
 1096     1   764     0  S       uwait   0xfffffe0059703000  syz-executor
 1095     1   764     0  S       uwait   0xfffffe0077fa0180  syz-executor
 1087     1   765     0  S       uwait   0xfffffe006de28c00  syz-executor
 1080     1   764     0  S       uwait   0xfffffe0059703c80  syz-executor
 1077     1   765     0  S       uwait   0xfffffe00596ccf00  syz-executor
 1076     0     0     0  DL      (threaded)                  [KTLS]
100270                   D       -       0xfffffe006de13c00  [thr_0]
100419                   D       -       0xfffffe006de13c80  [thr_1]
100420                   D       -       0xffffffff83cb9628  [reclaim_0]
 1057     0     0     0  DL      (threaded)                  [so_splice]
100119                   D       -       0xfffffe0058586900  [thr_0]
100385                   D       -       0xfffffe0058586940  [thr_1]
 1054     1  1054     0  Ss+     ttyin   0xfffffe00585be4b0  getty
 1053     1  1053     0  Ss+     ttyin   0xfffffe00585bd8b0  getty
 1052     1  1052     0  Ss+     ttyin   0xfffffe00585bccb0  getty
 1051     1  1051     0  Ss+     ttyin   0xfffffe00585be8b0  getty
 1050     1  1050     0  Ss+     ttyin   0xfffffe00585be0b0  getty
 1049     1  1049     0  Ss+     ttyin   0xfffffe00585bdcb0  getty
 1048     1  1048     0  Ss+     ttyin   0xfffffe00585bd4b0  getty
 1047     1  1047     0  Ss+     ttyin   0xfffffe00585bd0b0  getty
 1046     1  1046     0  Ss+     ttyin   0xfffffe00077fd8b0  getty
 1045     1   765 60929  S       uwait   0xfffffe0059704d00  syz-executor
 1038     1   766     0  S       uwait   0xfffffe006de28500  syz-executor
 1036     1   763 60929  S       uwait   0xfffffe006de28680  syz-executor
 1016     1   765     0  S       uwait   0xfffffe006de28e00  syz-executor
 1011     1   765     0  S       uwait   0xfffffe0077c91d80  syz-executor
 1008     1   766     0  S       uwait   0xfffffe0077c91e80  syz-executor
  998     1   766     0  S       uwait   0xfffffe0059706780  syz-executor
  992     1   765     0  S       uwait   0xfffffe006de2c300  syz-executor
  989     1   764     0  S       uwait   0xfffffe0059706580  syz-executor
  982     1   765 60929  S       uwait   0xfffffe0059703b80  syz-executor
  978     1   766     0  SV      uwait   0xfffffe006de28a00  syz-executor
  977     1   763     0  S       uwait   0xfffffe00593ea580  syz-executor
  971     1   763     0  S       umtxn   0xfffffe006de28980  syz-executor
  969     1   969     0  Ss      select  0xfffffe0059703740  dhclient
  966     1   764 60929  S       uwait   0xfffffe006de28480  syz-executor
  963     1   764 60929  S       uwait   0xfffffe0059706b00  syz-executor
  956     1   763     0  S       uwait   0xfffffe006de2c280  syz-executor
  955     1   763     0  S       uwait   0xfffffe00593ea280  syz-executor
  933     1   765     0  S       uwait   0xfffffe006de28300  syz-executor
  921     1   765     0  S       uwait   0xfffffe006de29900  syz-executor
  918     1   766     0  S       uwait   0xfffffe00596ccc00  syz-executor
  914     1   764     0  S       uwait   0xfffffe00593ea480  syz-executor
  909     1   764     0  S       uwait   0xfffffe00593ed680  syz-executor
  903     1   765     0  S       uwait   0xfffffe00593ea880  syz-executor
  896     0     0     0  DL      mdwait  0xfffffe0058632000  [md0]
  888     1   763     0  S       uwait   0xfffffe00593ed580  syz-executor
  886     1   763     0  S       uwait   0xfffffe006de28d00  syz-executor
  885     1   764     0  S       uwait   0xfffffe006de29f00  syz-executor
  877     1   765     0  S       uwait   0xfffffe00596cc200  syz-executor
  868     1   765     0  S       uwait   0xfffffe006de29b00  syz-executor
  863     1   763     0  S       uwait   0xfffffe00596cd280  syz-executor
  856     1   764     0  S       uwait   0xfffffe006de28f00  syz-executor
  811     0     0     0  DL      aiordy  0xfffffe00540f3010  [aiod4]
  810     0     0     0  DL      aiordy  0xfffffe005410e568  [aiod3]
  809     0     0     0  DL      aiordy  0xfffffe005410eac0  [aiod2]
  808     0     0     0  DL      aiordy  0xfffffe00540f2560  [aiod1]
  762   760   760     0  S       select  0xfffffe006de2b1c0  syz-executor
  760   758   760     0  Ss      sigsusp 0xfffffe00540de610  csh
  758     1   758     0  Ss      select  0xfffffe006de2b2c0  sshd
   16     0     0     0  DL      syncer  0xffffffff83cc5820  [syncer]
   15     0     0     0  DL      vlruwt  0xfffffe000780a018  [vnlru]
   14     0     0     0  DL      (threaded)                  [bufdaemon]
100079                   D       psleep  0xffffffff83cc3d60  [bufdaemon]
100082                   D       -       0xffffffff83001ec0  [bufspacedaemon-0]
100094                   D       sdflush 0xfffffe0053fe08e8  [/ worker]
    9     0     0     0  DL      psleep  0xffffffff83d0ec80  [vmdaemon]
    8     0     0     0  RL      (threaded)                  [pagedaemon]
100077                   D       pwait   0xffffffff827e5f01  [dom0]
100080                   RunQ                                [laundry: dom0]
100081                   Run     CPU 1                       [uma]
    7     0     0     0  DL      -       0xffffffff839205d8  [rand_harvestq]
    6     0     0     0  DL      pftm    0xffffffff8485ac30  [pf purge]
    5     0     0     0  DL      waiting 0xffffffff84729700  [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       -       0xfffffe00593dae00  [ipsec_offload]
100154                   D       -       0xfffffe005825d600  [netlink_socket (PID]
100374                   D       -       0xfffffe005825eb00  [netlink_socket (PID]
100478                   D       -       0xfffffe00083fb600  [system_taskq_0]
100479                   D       -       0xfffffe00083fb600  [system_taskq_1]
100480                   D       -       0xfffffe00083fb900  [system_delay_taskq_]
100481                   D       -       0xfffffe00083fb900  [system_delay_taskq_]
100482                   D       -       0xfffffe00083fbc00  [zvol_tq-0_0]
100483                   D       -       0xfffffe00083fbc00  [zvol_tq-0_1]
100484                   D       -       0xfffffe00083fbc00  [zvol_tq-0_2]
100485                   D       -       0xfffffe00083fbc00  [zvol_tq-0_3]
100486                   D       -       0xfffffe00083fbc00  [zvol_tq-0_4]
100487                   D       -       0xfffffe00083fbc00  [zvol_tq-0_5]
100488                   D       -       0xfffffe00083fbc00  [zvol_tq-0_6]
100489                   D       -       0xfffffe00083fbc00  [zvol_tq-0_7]
100490                   D       -       0xfffffe00083fbc00  [zvol_tq-0_8]
100491                   D       -       0xfffffe00083fbc00  [zvol_tq-0_9]
100492                   D       -       0xfffffe00083fbc00  [zvol_tq-0_10]
100493                   D       -       0xfffffe00083fbc00  [zvol_tq-0_11]
100494                   D       -       0xfffffe00083fbc00  [zvol_tq-0_12]
100495                   D       -       0xfffffe00083fbc00  [zvol_tq-0_13]
100496                   D       -       0xfffffe00083fbc00  [zvol_tq-0_14]
100497                   D       -       0xfffffe00083fbc00  [zvol_tq-0_15]
100498                   D       -       0xfffffe00083fbc00  [zvol_tq-0_16]
100499                   D       -       0xfffffe00083fbc00  [zvol_tq-0_17]
100500                   D       -       0xfffffe00083fbc00  [zvol_tq-0_18]
100501                   D       -       0xfffffe00083fbc00  [zvol_tq-0_19]
100502                   D       -       0xfffffe00083fbc00  [zvol_tq-0_20]
100503                   D       -       0xfffffe00083fbc00  [zvol_tq-0_21]
100504                   D       -       0xfffffe00083fbc00  [zvol_tq-0_22]
100505                   D       -       0xfffffe00083fbc00  [zvol_tq-0_23]
100506                   D       -       0xfffffe00083fbc00  [zvol_tq-0_24]
100507                   D       -       0xfffffe00083fbc00  [zvol_tq-0_25]
100508                   D       -       0xfffffe00083fbc00  [zvol_tq-0_26]
100509                   D       -       0xfffffe00083fbc00  [zvol_tq-0_27]
100510                   D       -       0xfffffe00083fbc00  [zvol_tq-0_28]
100511                   D       -       0xfffffe00083fbc00  [zvol_tq-0_29]
100512                   D       -       0xfffffe00083fbc00  [zvol_tq-0_30]
100513                   D       -       0xfffffe00083fbc00  [zvol_tq-0_31]
100514                   D       -       0xfffffe00083fb300  [arc_prune]
100515                   D       -       0xfffffe00083fb200  [arc_flush_0]
100516                   D       -       0xfffffe00083fb200  [arc_flush_1]
100519                   D       -       0xfffffe0078c3d500  [dbu_evict]
100534                   D       -       0xfffffe0078c3d200  [z_vdev_file_0]
100535                   D       -       0xfffffe0078c3d200  [z_vdev_file_1]
100536                   D       -       0xfffffe0078c3d200  [z_vdev_file_2]
100537                   D       -       0xfffffe0078c3d200  [z_vdev_file_3]
100538                   D       -       0xfffffe0078c3d200  [z_vdev_file_4]
100539                   D       -       0xfffffe0078c3d200  [z_vdev_file_5]
100540                   D       -       0xfffffe0078c3d200  [z_vdev_file_6]
100541                   D       -       0xfffffe0078c3d200  [z_vdev_file_7]
100542                   D       -       0xfffffe0078c3d200  [z_vdev_file_8]
100543                   D       -       0xfffffe0078c3d200  [z_vdev_file_9]
100544                   D       -       0xfffffe0078c3d200  [z_vdev_file_10]
100545                   D       -       0xfffffe0078c3d200  [z_vdev_file_11]
100546                   D       -       0xfffffe0078c3d200  [z_vdev_file_12]
100547                   D       -       0xfffffe0078c3d200  [z_vdev_file_13]
100548                   D       -       0xfffffe0078c3d200  [z_vdev_file_14]
100549                   D       -       0xfffffe0078c3d200  [z_vdev_file_15]
100579                   D       -       0xfffffe0078c3ce00  [zfsvfs]
100595                   D       -       0xfffffe00083fba00  [netlink_socket (PID]
db> show all locks
Process 1236 (ifconfig) thread 0xfffffe005418d000 (100716)
exclusive sx in_control (in_control) r = 0 (0xffffffff83cca660) locked @ /syzkaller/managers/main/kernel/sys/netinet/in.c:367
Process 1231 (ifconfig) thread 0xfffffe0054185000 (100717)
exclusive sleep mutex epoch-drain-mtx (epoch-drain-mtx) r = 0 (0xffffffff83bc48c8) locked @ /syzkaller/managers/main/kernel/sys/kern/subr_epoch.c:979
exclusive sx epoch-drain-sx (epoch-drain-sx) r = 0 (0xffffffff83bc48a8) locked @ /syzkaller/managers/main/kernel/sys/kern/subr_epoch.c:978
exclusive sx ifnet_detach_sx (ifnet_detach_sx) r = 1 (0xffffffff83cc6000) locked @ /syzkaller/managers/main/kernel/sys/net/if.c:1082
Process 1217 (syz-executor) thread 0xfffffe00540ff000 (100118)
shared sx killpg racer (killpg racer) r = 0 (0xfffffe00540d9670) locked @ /syzkaller/managers/main/kernel/sys/kern/kern_fork.c:977
Process 8 (pagedaemon) thread 0xfffffe0054058780 (100081)
shared rw UMA lock (UMA lock) r = 0 (0xffffffff830033c0) locked @ /syzkaller/managers/main/kernel/sys/vm/uma_core.c:3106
shared sx umareclaim (umareclaim) r = 0 (0xffffffff83cf3e40) locked @ /syzkaller/managers/main/kernel/sys/vm/uma_core.c:5330
db> show malloc
              Type        InUse        MemUse     Requests
           pf_hash            6        12804K            6
            linker          426        12744K          729
          tcp_hpts            7         4801K            7
            devbuf         4187         4323K         4215
           solaris         2247         3597K         4473
         sysctloid        45148         2652K        45260
             vtbuf           24         1968K           46
              kobj          331         1324K          515
            newblk            6         1026K         2538
          vfscache            3         1025K            3
          filedesc           93          742K          688
               pcb           50          686K          506
          inodedep            8          515K          673
         ufs_quota            1          512K            1
          vfs_hash            1          512K            1
           callout            2          512K            2
              intr            4          472K            4
           subproc          201          402K         1354
              vmem            5          274K            8
         vnet_data            2          224K            2
          acpitask            1          224K            1
            KTRACE          100          200K        21345
            acpica         1674          184K        54450
           tidhash            3          141K            3
           pagedep            8          130K          322
        tfo_ccache            1          128K            1
          IP reass            1          128K            1
            DEVFS1          113          113K          159
               sem            4          106K            4
        gtaskqueue           18           98K           18
               bus         1005           82K         5097
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              umtx          576           72K          576
          syncache            1           68K            1
     NFSD srvcache            3           68K            3
            module          528           66K          532
           kdtrace          327           65K         1957
       ddb_capture            1           64K            1
               shm            3           36K           11
               LRO           34           35K           42
            DEVFS3          133           34K          150
         hostcache            1           32K            1
               msg            4           30K            4
          routetbl          457           29K         1196
            kbdmux            6           28K            6
            ifaddr          106           26K          158
             ifnet           12           23K           19
           lltable           71           22K          114
              temp           50           22K         2600
        DEVFS_RULE           56           20K           56
               BPF           20           20K           49
        kstat_data           19           19K           19
         ufs_mount            4           17K            5
              proc            3           17K            3
               tty           16           16K           16
              cred           42           16K          354
       ether_multi          185           15K          334
           ithread           90           15K           90
            bus-sc           34           15K         1660
      eventhandler          166           14K          166
              GEOM           59           13K          488
             shmfd           10           12K           19
              kenv           95           12K           95
         taskqueue          102           11K          240
         CAM queue            5           11K         1528
         in6_multi           75           10K          115
              rman           82           10K          447
            plimit           25           10K          573
               rpc            8            9K            8
         bmsafemap            3            9K          565
              ksem            2            9K            3
           devstat            4            9K            4
              UART           12            9K           12
           md_disk            3            9K            6
       pfs_vncache            1            8K            1
     audit_evclass          240            8K          304
            kqueue           94            7K         1765
            DEVFSP           99            7K          277
               UMA          342            7K          342
            sglist            6            7K            6
          pf_ifnet           17            6K           66
           CAM DEV            3            6K          510
           pwddesc           90            6K         1255
         pfs_nodes           22            6K           22
          kcovinfo           81            6K          144
                vt           11            5K           11
           memdesc            1            4K            1
               MCA           32            4K           32
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        md_sectors            1            4K            1
             evdev            4            4K            4
           acpisem           28            4K           28
               tun            9            4K           15
         proc-args          107            3K         2569
          terminal           11            3K           11
         sctp_atcl            7            3K          133
           uidinfo            6            3K           14
            CC Mem           20            3K          168
             lockf           23            3K          206
           acpidev           20            3K           20
            ip6ndp           18            3K           32
             hhook            8            3K           10
             clone            9            3K            9
           netlink            2            3K          238
          sctp_ifa           16            2K           25
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               osd           82            2K          249
             selfd           29            2K        91036
            Unitno           30            2K          110
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               mps            0            0K            0
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               LED            0            0K            0
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                ix            0            0K            0
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         BACKLIGHT            0            0K            0
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            athdev            0            0K            0
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               agp            0            0K            0
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       aacraid_buf            0            0K            0
            aaccam            0            0K            0
            aacbuf            0            0K            0
              zstd            0            0K            0
            XZ_DEC            0            0K            0
            nvlist            0            0K          350
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           SCSI sa            0            0K            0
         scsi_pass            0            0K            0
           scsi_da            0            0K           70
            ata_da            0            0K            0
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           nvme_da            0            0K            0
           CAM CCB            0            0K          523
     CAM ccb queue            0            0K            0
db> show uma
              Zone   Size    Used    Free    Requests  Sleeps  Bucket  Total Mem    XFree
   mbuf_jumbo_page   4096    8324       6       15285       0       2   34119680        0
        RADIX NODE    152   25398     363     1937794       0      62    3915672        0
              mbuf    256    9024    1536       73954       0     254    2703360        0
        malloc-128    128   15854     173       17036       0     126    2051456        0
          BUF TRIE    152     356   11448        1972       0      62    1794208        0
       malloc-4096   4096     435       2        1972       0       2    1789952        0
        malloc-384    384    4220      20        4272       0      30    1628160        0
       UMA Slabs 0    112    9519    1599       12052       0     126    1245216        0
         vmem btag     56   15468    4947       20359       0     254    1143240        0
      malloc-65536  65536      14       0          19       0       1     917504        0
      malloc-16384  16384      46       1         524       0       1     770048        0
         FFS inode   1168     590      19        1005       0       8     711312        0
      mbuf_cluster   2048     330       2        1464       0       8     679936        0
        malloc-256    256    2201      94        4093       0      62     587520        0
              pbuf   2624       0     210           0       0       2     551040        0
            THREAD   1860     236      52         717       0       8     535680        0
               md0  32768      16       0          16       0       1     524288        0
          lkpicurr    168       2    3094           2       0      62     520128        0
         VM OBJECT    248    1408     160       19228       0      62     388864        0
         malloc-64     64    4855     815       95911       0     254     362880        0
             VNODE    440     634     104        1059       0      30     324720        0
         malloc-16     16   18509     491       18927       0     254     304000        0
         UMA Zones    768     314       0         314       0      16     241152        0
         malloc-32     32    7215     219        8345       0     254     237888        0
       malloc-2048   2048     112       4         334       0       8     237568        0
         MAP ENTRY     96    2052     342       65695       0     126     229824        0
     FPU_save_area    832     238      32         943       0      16     224640        0
            DEVCTL   1024     113      99         240       0       0     217088        0
            lkpimm     56       1    3095           1       0     254     173376        0
       FFS2 dinode    256     590      85        1005       0      62     172800        0
        malloc-128    128    1149     122       25688       0     126     162688        0
       S VFS Cache    104    1038     483        1510       0     126     158184        0
              PROC   1368      89      21        1238       0       8     150480        0
       malloc-1024   1024     127       5         182       0      16     135168        0
      malloc-65536  65536       2       0           3       0       1     131072        0
      malloc-65536  65536       2       0           2       0       1     131072        0
      malloc-32768  32768       4       0           4       0       1     131072        0
          UMA Kegs    384     300       3         300       0      30     116352        0
         filedesc0   1072      90      15        1255       0       8     112560        0
      malloc-16384  16384       6       0          10       0       1      98304        0
        malloc-256    256     281      79         965       0      62      92160        0
            socket   1024      65      23        2180       0      16      90112        0
           tcp_log    416      63     153       26967       0      30      89856        0
        256 Bucket   2048      38       4      608359       0       8      86016        0
       mbuf_packet    256      53     277        1570       0     254      84480        0
       malloc-8192   8192       9       0          15       0       1      73728        0
       malloc-4096   4096      17       0          44       0       2      69632        0
        malloc-256    256     169     101         968       0      62      69120        0
      malloc-65536  65536       1       0           1       0       1      65536        0
      malloc-32768  32768       2       0         122       0       1      65536        0
        malloc-384    384     139      21         205       0      30      61440        0
        malloc-256    256     140     100        1606       0      62      61440        0
         64 Bucket    512      25      95      259435       0      30      61440        0
        malloc-128    128     344     121         538       0     126      59520        0
       malloc-8192   8192       7       0          41       0       1      57344        0
           VMSPACE    584      64      34        1210       0      16      57232        0
        malloc-128    128     155     279         888       0     126      55552        0
         tcp_inpcb   1304      20      22         168       0       8      54768        0
            pcpu-8      8    5742     914        7133       0     254      53248        0
         malloc-64     64     426     393       18417       0     254      52416        0
         TURNSTILE    136     289      89         289       0      62      51408        0
        malloc-256    256      71     124        2783       0      62      49920        0
       malloc-2048   2048      19       5          35       0       8      49152        0
         malloc-64     64     512     244        1566       0     254      48384        0
        malloc-384    384      50      70        1035       0      30      46080        0
         malloc-64     64     384     309        3633       0     254      44352        0
         malloc-64     64     469     224         745       0     254      44352        0
         malloc-64     64     160     533        1670       0     254      44352        0
             Files     80     263     287       10863       0     126      44000        0
        malloc-384    384      61      49         756       0      30      42240        0
       malloc-8192   8192       5       0          47       0       1      40960        0
       malloc-2048   2048      20       0          58       0       8      40960        0
        malloc-128    128     171     139        1269       0     126      39680        0
             NAMEI   1024       0      36       17915       0      16      36864        0
               PWD     40      46     863         318       0     254      36360        0
        128 Bucket   1024      17      18         904       0      16      35840        0
              PGRP    120      23     274          92       0     126      35640        0
      malloc-32768  32768       1       0          17       0       1      32768        0
      malloc-32768  32768       1       0         219       0       1      32768        0
           pcpu-64     64     507       5         507       0     254      32768        0
              pipe    736      23      21         459       0      16      32384        0
            ttyinq    160     135      65         570       0      62      32000        0
             ripcb    376      14      66         115       0      30      30080        0
         udp_inpcb    408      11      61         281       0      30      29376        0
       malloc-4096   4096       3       4         382       0       2      28672        0
       malloc-1024   1024       8      20        1829       0      16      28672        0
       malloc-1024   1024      25       3          41       0      16      28672        0
        SLEEPQUEUE     88     289      31         289       0     126      28160        0
        malloc-128    128      44     173        1259       0     126      27776        0
     routing nhops    256      34      71          61       0      62      26880        0
           ttyoutq    256      72      33         304       0      62      26880        0
        malloc-256    256      22      83        1082       0      62      26880        0
        malloc-256    256      69      36         504       0      62      26880        0
         32 Bucket    256      30      75     2768640       0      62      26880        0
       malloc-8192   8192       3       0           4       0       1      24576        0
       malloc-4096   4096       6       0           9       0       2      24576        0
       malloc-1024   1024      18       6          20       0      16      24576        0
           sctp_ep   1152       7      14         127       0       8      24192        0
         malloc-64     64      76     302        8087       0     254      24192        0
         malloc-32     32     126     630        1685       0     254      24192        0
         malloc-32     32     433     323        7239       0     254      24192        0
          8 Bucket     80      11     289      454177       0     126      24000        0
        malloc-128    128      76     110        3374       0     126      23808        0
       Mountpoints   2816       2       6           8       0       4      22528        0
       malloc-2048   2048       7       3         514       0       8      20480        0
       malloc-1024   1024      18       2        2234       0      16      20480        0
        malloc-512    512      12      28         125       0      30      20480        0
        malloc-512    512       4      36          56       0      30      20480        0
        malloc-512    512       4      36          86       0      30      20480        0
           rtentry    168      37      83          61       0      62      20160        0
          ksiginfo    112      96      84         226       0     126      20160        0
         malloc-32     32     253     377         456       0     254      20160        0
         malloc-32     32     155     475         853       0     254      20160        0
         malloc-32     32     124     506         500       0     254      20160        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-4096   4096       4       0         576       0       2      16384        0
       malloc-2048   2048       5       3         147       0       8      16384        0
        malloc-512    512      10      22          31       0      30      16384        0
          rl_entry     48      15     321          23       0     254      16128        0
         malloc-32     32      35     469        2716       0     254      16128        0
            cpuset    200      45      35         294       0      62      16000        0
         malloc-16     16     382     618        2381       0     254      16000        0
        malloc-128    128      28      96         141       0     126      15872        0
             unpcb    320       7      41        1301       0      30      15360        0
       L VFS Cache    320       0      48          63       0      30      15360        0
             g_bio    408       0      30       11165       0      30      12240        0
              ertt     72      20     148         168       0     126      12096        0
         malloc-64     64      27     162         222       0     254      12096        0
         malloc-32     32     125     253         476       0     254      12096        0
         16 Bucket    144      14      70      419197       0      62      12096        0
         malloc-16     16      17     733          61       0     254      12000        0
         malloc-16     16      62     688         515       0     254      12000        0
         malloc-16     16      99     651         926       0     254      12000        0
         malloc-16     16     186     564        3026       0     254      12000        0
         malloc-16     16      19     731        5959       0     254      12000        0
            da_ccb    544       0      21        2965       0      16      11424        0
     udplite_inpcb    408       1      26          11       0      30      11016        0
              vmem   1856       2       3           2       0       8       9280        0
       malloc-8192   8192       1       0           1       0       1       8192        0
       malloc-8192   8192       1       0          83       0       1       8192        0
       malloc-8192   8192       1       0           1       0       1       8192        0
       malloc-4096   4096       2       0          12       0       2       8192        0
       malloc-4096   4096       2       0           5       0       2       8192        0
       malloc-2048   2048       4       0          14       0       8       8192        0
       malloc-2048   2048       2       2         209       0       8       8192        0
       malloc-1024   1024       2       6          50       0      16       8192        0
       malloc-1024   1024       3       5         174       0      16       8192        0
           pcpu-16     16       8     504           8       0     254       8192        0
         hostcache     64       3     123           3       0     254       8064        0
          2 Bucket     32      15     237      103085       0     254       8064        0
         malloc-16     16      15     485       24818       0     254       8000        0
              kenv    258      17      13        1079       0      30       7740        0
        malloc-384    384       7      13           7       0      30       7680        0
        malloc-256    256       4      26         334       0      62       7680        0
 epoch_record pcpu    256       4      12           4       0      62       4096        0
       malloc-2048   2048       1       1         574       0       8       4096        0
       malloc-1024   1024       1       3           9       0      16       4096        0
        malloc-512    512       1       7         116       0      30       4096        0
        malloc-512    512       2       6          54       0      30       4096        0
        malloc-512    512       1       7          17       0      30       4096        0
arc_buf_hdr_t_full    368       4       7           4       0      30       4048        0
      vtnet_tx_hdr     24       0     167       24194       0     254       4008        0
             KNOTE    160       1      24         199       0      62       4000        0
       UMA Slabs 1    176      12      10          12       0      62       3872        0
        malloc-384    384       1       9           2       0      30       3840        0
        malloc-384    384       2       8          35       0      30       3840        0
            mqnode    416       3       6           3       0      30       3744        0
        KMAP ENTRY     96      18      21          44       0       0       3744        0
           SMR CPU     32       8      87           8       0     254       3040        0
         domainset     40       1      62         284       0     254       2520        0
        SMR SHARED     24       8      87           8       0     254       2280        0
   zfs_znode_cache    456       0       0           0       0      30          0        0
zap_attr_long_cache   1056       0       0           0       0       8          0        0
     zap_name_long   1096       0       0           0       0       8          0        0
    zap_attr_cache    288       0       0           0       0      30          0        0
          zap_name    328       0       0           0       0      30          0        0
       sio_cache_2    168       0       0           0       0      62          0        0
       sio_cache_1    152       0       0           0       0      62          0        0
       sio_cache_0    136       0       0           0       0      62          0        0
     zil_zcw_cache     80       0       0           0       0     126          0        0
     zil_lwb_cache    376       0       0           0       0      30          0        0
dbuf_dirty_record_t    376       0       0           0       0      30          0        0
    dmu_buf_impl_t    376       0       0           0       0      30          0        0
         arc_buf_t     32       0       0           0       0     254          0        0
arc_buf_hdr_t_l2only     96       0       0           0       0     126          0        0
           dnode_t    968       0       0           0       0      16          0        0
          sa_cache    272       0       0           0       0      30          0        0
         abd_chunk   4096       0       0           0       0       2          0        0
zio_buf_comb_16777216 16777216       0       0           0       0       1          0        0
zio_buf_comb_12582912 12582912       0       0           0       0       1          0        0
zio_buf_comb_8388608 8388608       0       0           0       0       1          0        0
zio_buf_comb_6291456 6291456       0       0           0       0       1          0        0
zio_buf_comb_4194304 4194304       0       0           0       0       1          0        0
zio_buf_comb_3145728 3145728       0       0           0       0       1          0        0
zio_buf_comb_2097152 2097152       0       0           0       0       1          0        0
zio_buf_comb_1572864 1572864       0       0           0       0       1          0        0
zio_buf_comb_1048576 1048576       0       0           0       0       1          0        0
zio_buf_comb_786432 786432       0       0           0       0       1          0        0
zio_buf_comb_524288 524288       0       0           0       0       1          0        0
zio_buf_comb_393216 393216       0       0           0       0       1          0        0
zio_buf_comb_262144 262144       0       0          15       0       1          0        0
zio_buf_comb_196608 196608       0       0           0       0       1          0        0
zio_buf_comb_131072 131072       0       0           1       0       1          0        0
zio_buf_comb_98304  98304       0       0           0       0       1          0        0
zio_buf_comb_65536  65536       0       0           0       0       1          0        0
zio_buf_comb_49152  49152       0       0           0       0       1          0        0
zio_buf_comb_32768  32768       0       0           0       0       1          0        0
zio_buf_comb_24576  24576       0       0           0       0       1          0        0
zio_data_buf_16384  16384       0       0           9       0       1          0        0
     zio_buf_16384  16384       0       0          10       0       1          0        0
zio_data_buf_12288  12288       0       0           0       0       1          0        0
     zio_buf_12288  12288       0       0           0       0       1          0        0
 zio_data_buf_8192   8192       0       0           0       0       1          0        0
      zio_buf_8192   8192       0       0           0       0       1          0        0
 zio_data_buf_6144   6144       0       0           0       0       1          0        0
      zio_buf_6144   6144       0       0           0       0       1          0        0
 zio_data_buf_4096   4096       0       0           0       0       2          0        0
      zio_buf_4096   4096       0       0           0       0       2          0        0
 zio_data_buf_3072   3072       0       0           0       0       4          0        0
      zio_buf_3072   3072       0       0           0       0       4          0        0
 zio_data_buf_2048   2048       0       0           0       0       8          0        0
      zio_buf_2048   2048       0       0           0       0       8          0        0
 zio_data_buf_1536   1536       0       0           0       0       8          0        0
      zio_buf_1536   1536       0       0           0       0       8          0        0
 zio_data_buf_1024   1024       0       0           0       0      16          0        0
      zio_buf_1024   1024       0       0           0       0      16          0        0
  zio_data_buf_512    512       0       0           0       0      30          0        0
       zio_buf_512    512       0       0           0       0      30          0        0
    zio_link_cache     48       0       0           0       0     254          0        0
         zio_cache   1216       0       0           0       0       8          0        0
ddt_log_entry_trad_cache    328       0       0           0       0      30          0        0
ddt_log_entry_flat_cache    144       0       0           0       0      62          0        0
ddt_entry_trad_cache    368       0       0           0       0      30          0        0
ddt_entry_flat_cache    184       0       0           0       0      62          0        0
         ddt_cache  29240       0       0           0       0       1          0        0
   brt_entry_cache    168       0       0           0       0      62          0        0
metaslab_alloc_trace_cache     72       0       0           0       0     126          0        0
zfs_btree_leaf_cache   4096       0       0           0       0       2          0        0
   reference_cache     48       0       0           0       0     254          0        0
        taskq_zone    160       0       0           0       0      62          0        0
      ktls_session    256       0       0           2       0      62          0        0
            splice    184       0       0           1       0      62          0        0
       FFS1 dinode    128       0       0           0       0     126          0        0
           ada_ccb    272       0       0           0       0      30          0        0
             swblk    136       0       0           0       0      62          0        0
          swpctrie    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      62          0        0
pf table entry counters     64       0       0           0       0     254          0        0
pf Ethernet anchors   1240       0       0           0       0       8          0        0
        pf anchors   1664       0       0           0       0       8          0        0
   pf UDP mappings    104       0       0           0       0     126          0        0
   pf source nodes    152       0       0           0       0      62          0        0
     pf state keys     88       0       0           0       0     126          0        0
         pf states    384       0       0           0       0      30          0        0
           pf tags    104       0       0           0       0     126          0        0
          pf mtags    184       0       0           0       0      62          0        0
       tcp_bbr_pcb    896       0       0           5       0      16          0        0
       tcp_bbr_map    128       0       0         668       0     126          0        0
      tcp_rack_pcb   1088       0       0           1       0       8          0        0
      tcp_rack_map    128       0       0           0       0     126          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
          syncache    168       0       0           6       0      62          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_stream_msg_out    112       0       0           1       0     126          0        0
        sctp_readq    152       0       0           0       0      62          0        0
        sctp_chunk    152       0       0        3266       0      62          0        0
        sctp_raddr    736       0       0           4       0      16          0        0
        sctp_laddr     48       0       0          35       0     254          0        0
         sctp_asoc   2256       0       0           4       0       4          0        0
   tcp_log_id_node    120       0       0           3       0     126          0        0
 tcp_log_id_bucket    176       0       0           4       0      62          0        0
          tcpreass     48       0       0           0       0     254          0        0
    IPsec SA lft_c     16       0       0           0       0     254          0        0
            itimer    352       0       0          10       0      30          0        0
            AIOLIO    272       0       0           5       0      30          0        0
             AIOCB    552       0       0         131       0      16          0        0
               AIO    208       0       0          55       0      62          0        0
        mqnotifier    216       0       0           0       0      62          0        0
            mvdata     64       0       0           0       0     254          0        0
            mqueue    248       0       0           0       0      62          0        0
           DIRHASH   1024       0       0          38       0      16          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
           cryptop    280       0       0          13       0      30          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       1          0        0
     mbuf_jumbo_9k   9216       0       0           0       0       1          0        0
      audit_record   1280       0       0           0       0       8          0        0
        MAC labels     40       0       0           0       0     254          0        0
            clpbuf   2624       0       0         120       0       4          0        0
            vnpbuf   2624       0       0           4       0       4          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
    ertt_txseginfo     40       0       0       23940       0     254          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         111       0       1          0        0
      malloc-65536  65536       0       0         110       0       1          0        0
      malloc-65536  65536       0       0           0       0       1          0        0
      malloc-65536  65536       0       0           8       0       1          0        0
      malloc-32768  32768       0       0          15       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          25       0       1          0        0
       malloc-4096   4096       0       0          14       0       2          0        0
        malloc-512    512       0       0           0       0      30          0        0
        malloc-384    384       0       0         343       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
          4 Bucket     48       0       0          17       0     254          0        0
          UMA Hash    256       0       0           0       0      62          0        0
db> show all tcpcbs/bl

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/08/21 04:50 freebsd-src c04fe26aa2f7 0b9605c8 console log report ci-freebsd-main panic: No memory for IFN
* Struck through repros no longer work on HEAD.