syzbot


panic: Assertion error == NUM || error == EINTR || error == ERESTART failed at /syzkaller/managers/main/kernel/sys/net/i

Status: upstream: reported on 2025/10/09 05:26
Reported-by: syzbot+57882c4ca6a8499dd5cf@syzkaller.appspotmail.com
First crash: 15h34m, last: 15h34m

Sample crash report:
panic: Assertion error == 0 || error == EINTR || error == ERESTART failed at /syzkaller/managers/main/kernel/sys/net/if_tuntap.c:1263
cpuid = 1
time = 2147483664
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc6/frame 0xfffffe005703afd0
kdb_backtrace() at kdb_backtrace+0xd0/frame 0xfffffe005703b130
vpanic() at vpanic+0x257/frame 0xfffffe005703b2f0
panic() at panic+0xb5/frame 0xfffffe005703b3b0
tundtor() at tundtor+0x9ef/frame 0xfffffe005703b440
devfs_destroy_cdevpriv() at devfs_destroy_cdevpriv+0x153/frame 0xfffffe005703b480
devfs_close_f() at devfs_close_f+0xb6/frame 0xfffffe005703b4c0
_fdrop() at _fdrop+0x5c/frame 0xfffffe005703b4f0
closef() at closef+0x655/frame 0xfffffe005703b6d0
fdescfree() at fdescfree+0xa5e/frame 0xfffffe005703b8b0
exit1() at exit1+0x887/frame 0xfffffe005703b950
sigexit() at sigexit+0x213/frame 0xfffffe005703ba70
postsig() at postsig+0x2c5/frame 0xfffffe005703bbf0
ast_sig() at ast_sig+0x85b/frame 0xfffffe005703bea0
ast_handler() at ast_handler+0x2b0/frame 0xfffffe005703bf10
ast() at ast+0x25/frame 0xfffffe005703bf30
doreti_ast() at doreti_ast+0x1c/frame 0x8250cdf10
KDB: enter: panic
[ thread pid 1299 tid 100612 ]
Stopped at      kdb_enter+0x6e: movq    $0,0x259f6b7(%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         0xffffffff8280bda0  .str.27
rsp         0xfffffe005703b110
rbp         0xfffffe005703b130
rsi                          0
rdi         0xffffffff816450f9  printf+0x149
r8                           0
r9                  0xffffffff
r10            0x100000000010f
r11                       0x1f
r12         0xfffffe0054178780
r13         0xfffffffffffffffd
r14         0xffffffff8280bda0  .str.27
r15                          0
rip         0xffffffff8162e4de  kdb_enter+0x6e
rflags                    0x46
kdb_enter+0x6e: movq    $0,0x259f6b7(%rip)
db> show proc
Process 1299 (syz-executor) at 0xfffffe005418e000:
 state: NORMAL
 uid: 0 gid: 0 supp gids: 0, 5
 parent: pid 1 at 0xfffffe0007809010
 ABI: FreeBSD ELF64
 flag: 0x10002000  flag2: 0x40000
 arguments: ./syz-executor exec
 reaper: 0xfffffe0007809010 reapsubtree: 1
 sigparent: 20
 vmspace: 0xfffffe0054193000
   (map 0xfffffe0054193000)
   (map.pmap 0xfffffe00541930a0)
   (pmap 0xfffffe0054193110)
 threads: 1
100612                   Run     CPU 1                       syz-executor
db> ps
  pid  ppid  pgrp   uid  state   wmesg   wchan               cmd
 1400  1397   825     0  R                                   syz-executor
 1399   765   765     0  R       (threaded)                  syz-executor
100100                   RunQ                                syz-executor
100797                   RunQ                                syz-executor
 1397   825   825     0  R       (threaded)                  syz-executor
100088                   RunQ                                syz-executor
100795                   S       umtxn   0xfffffe00782db200  syz-executor
 1394     1   825     0  R                                   syz-executor
 1388   766   766     0  R       (threaded)                  syz-executor
100627                   RunQ                                syz-executor
100782                   S       msgrcv  0xfffffe005856a1d0  syz-executor
100788                   S       uwait   0xfffffe00782db600  syz-executor
 1386  1382  1382     0  R                                   ifconfig
 1382   762  1382     0  S       wait    0xfffffe00540c9000  syz-executor
 1380     1   825     0  RE                                  syz-executor
 1376     1   766     0  R                                   syz-executor
 1299     1   763     0  RE      CPU 1                       syz-executor
 1284     1  1284     0  REs+                                getty
 1189  1166  1189     0  Ss      select  0xfffffe00596a9ec0  dhclient
 1166     1   423    65  R                                   dhclient
  878     0     0     0  DL      (threaded)                  [so_splice]
100241                   D       -       0xfffffe006e509f00  [thr_0]
100242                   D       -       0xfffffe006e509f40  [thr_1]
  859     0     0     0  DL      (threaded)                  [zfskern]
100128                   D       t->zthr 0xfffffe0077607248  [arc_evict]
100205                   D       t->zthr 0xfffffe0077607148  [arc_reap]
100206                   D       -       0xfffffe0057e09e00  [dbu_evict]
100207                   D       dbuf_ev 0xffffffff85b14280  [dbuf_evict_thread]
100208                   D       -       0xfffffe0057e09d00  [z_vdev_file_0]
100209                   D       -       0xfffffe0057e09d00  [z_vdev_file_1]
100210                   D       -       0xfffffe0057e09d00  [z_vdev_file_2]
100211                   D       -       0xfffffe0057e09d00  [z_vdev_file_3]
100212                   D       -       0xfffffe0057e09d00  [z_vdev_file_4]
100213                   D       -       0xfffffe0057e09d00  [z_vdev_file_5]
100214                   D       -       0xfffffe0057e09d00  [z_vdev_file_6]
100215                   D       -       0xfffffe0057e09d00  [z_vdev_file_7]
100216                   D       -       0xfffffe0057e09d00  [z_vdev_file_8]
100217                   D       -       0xfffffe0057e09d00  [z_vdev_file_9]
100218                   D       -       0xfffffe0057e09d00  [z_vdev_file_10]
100219                   D       -       0xfffffe0057e09d00  [z_vdev_file_11]
100220                   D       -       0xfffffe0057e09d00  [z_vdev_file_12]
100221                   D       -       0xfffffe0057e09d00  [z_vdev_file_13]
100222                   D       -       0xfffffe0057e09d00  [z_vdev_file_14]
100223                   D       -       0xfffffe0057e09d00  [z_vdev_file_15]
100224                   D       l2arc_f 0xffffffff85b132e0  [l2arc_feed_thread]
100225                   D       -       0xfffffe0057e09c00  [zfsvfs]
100226                   S       zevent_ 0xffffffff85b15100  [sysevent]
  825   762   825     0  R                                   syz-executor
  823     0     0     0  DL      (threaded)                  [KTLS]
100124                   D       -       0xfffffe0058594100  [thr_0]
100138                   D       -       0xfffffe0058594180  [thr_1]
100139                   D       -       0xffffffff83cd0628  [reclaim_0]
  807     0     0     0  DL      aiordy  0xfffffe00540e3ab8  [aiod4]
  806     0     0     0  DL      aiordy  0xfffffe00540cc570  [aiod3]
  805     0     0     0  DL      aiordy  0xfffffe00540e2000  [aiod2]
  804     0     0     0  DL      aiordy  0xfffffe00540e2ab0  [aiod1]
  766   762   766     0  R                                   syz-executor
  765   762   765     0  R                                   syz-executor
  762   760   760     0  S       select  0xfffffe00596a9cc0  syz-executor
  760     1   760     0  Ss      sigsusp 0xfffffe005400b610  csh
   16     0     0     0  DL      syncer  0xffffffff83cdc820  [syncer]
   15     0     0     0  DL      vlruwt  0xfffffe0054002558  [vnlru]
   14     0     0     0  DL      (threaded)                  [bufdaemon]
100079                   D       psleep  0xffffffff83cdad60  [bufdaemon]
100082                   D       -       0xffffffff83001ec0  [bufspacedaemon-0]
100094                   D       sdflush 0xfffffe0059936ce8  [/ worker]
    9     0     0     0  DL      psleep  0xffffffff83d25cc0  [vmdaemon]
    8     0     0     0  DL      (threaded)                  [pagedaemon]
100077                   D       psleep  0xffffffff83d0bd88  [dom0]
100080                   D       launds  0xffffffff83d0bd94  [laundry: dom0]
100081                   D       umarcl  0xffffffff81e15b10  [uma]
    7     0     0     0  DL      -       0xffffffff839275f8  [rand_harvestq]
    6     0     0     0  DL      pftm    0xffffffff844fef20  [pf purge]
    5     0     0     0  DL      waiting 0xffffffff848d7700  [sctp_iterator]
    4     0     0     0  DL      (threaded)                  [cam]
100045                   D       -       0xffffffff838f1340  [doneq0]
100046                   D       -       0xffffffff838f12c0  [async]
100075                   D       -       0xffffffff838f1140  [scanner]
    3     0     0     0  DL      (threaded)                  [crypto]
100042                   D       crypto_ 0xffffffff83d07660  [crypto]
100043                   D       crypto_ 0xfffffe0057d60030  [crypto returns 0]
100044                   D       crypto_ 0xfffffe0057d60080  [crypto returns 1]
   13     0     0     0  DL      (threaded)                  [geom]
100037                   D       -       0xffffffff83b57640  [g_event]
100038                   D       -       0xffffffff83b57660  [g_up]
100039                   D       -       0xffffffff83b57680  [g_down]
    2     0     0     0  WL      (threaded)                  [clock]
100031                   I                                   [clock (0)]
100032                   I                                   [clock (1)]
   12     0     0     0  RL      (threaded)                  [intr]
100013                   Run     CPU 0                       [swi6: task queue]
100014                   I                                   [swi6: Giant taskq]
100016                   I                                   [swi5: fast taskq]
100033                   RunQ                                [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  RLs                                 [init]
   10     0     0     0  DL      audit_w 0xffffffff83d08100  [audit]
    0     0     0     0  RLs     (threaded)                  [kernel]
100000                   D       parked  0xffffffff84c55ff0  [swapper]
100005                   D       -       0xfffffe0053ebf100  [softirq_0]
100006                   RunQ                                [softirq_1]
100007                   D       -       0xfffffe0053ebee00  [if_io_tqg_0]
100008                   D       -       0xfffffe0053ebed00  [if_io_tqg_1]
100009                   D       -       0xfffffe0053ebec00  [if_config_tqg_0]
100010                   D       -       0xfffffe00077dc700  [kqueue_ctx taskq]
100011                   D       -       0xfffffe00077dc600  [jail_remove taskq]
100012                   D       -       0xfffffe00077dc500  [bus taskq]
100015                   D       -       0xfffffe00077dc000  [thread taskq]
100017                   D       -       0xfffffe00077dbc00  [aiod_kick taskq]
100018                   D       -       0xfffffe00077dbb00  [deferred_unmount ta]
100019                   RunQ                                [inm_free taskq]
100020                   D       -       0xfffffe00077db900  [in6m_free taskq]
100021                   D       -       0xfffffe00077db800  [linuxkpi_irq_wq]
100022                   D       -       0xfffffe00077db700  [linuxkpi_short_wq_0]
100023                   D       -       0xfffffe00077db700  [linuxkpi_short_wq_1]
100024                   D       -       0xfffffe00077db700  [linuxkpi_short_wq_2]
100025                   D       -       0xfffffe00077db700  [linuxkpi_short_wq_3]
100026                   D       -       0xfffffe00077db600  [linuxkpi_long_wq_0]
100027                   D       -       0xfffffe00077db600  [linuxkpi_long_wq_1]
100028                   D       -       0xfffffe00077db600  [linuxkpi_long_wq_2]
100029                   D       -       0xfffffe00077db600  [linuxkpi_long_wq_3]
100036                   D       -       0xfffffe00077db100  [firmware taskq]
100040                   D       -       0xfffffe00083ff600  [crypto_0]
100041                   D       -       0xfffffe00083ff600  [crypto_1]
100056                   D       -       0xfffffe0057e08e00  [vtnet0 rxq 0]
100057                   D       -       0xfffffe0057e08d00  [vtnet0 txq 0]
100058                   D       -       0xfffffe0057e08c00  [vtnet0 rxq 1]
100059                   D       -       0xfffffe0057e08b00  [vtnet0 txq 1]
100061                   D       vtbslp  0xfffffe0057d73d80  [virtio_balloon]
100065                   D       -       0xffffffff82810480  [deadlkres]
100069                   D       -       0xfffffe00083ff200  [acpi_task_0]
100070                   D       -       0xfffffe00083ff200  [acpi_task_1]
100071                   D       -       0xfffffe00083ff200  [acpi_task_2]
100073                   D       -       0xfffffe00077de100  [mca taskq]
100074                   D       -       0xfffffe00083ff000  [CAM taskq]
100076                   D       -       0xfffffe0057e08300  [ipsec_offload]
100166                   D       -       0xfffffe00596e3500  [system_taskq_0]
100167                   D       -       0xfffffe00596e3500  [system_taskq_1]
100168                   D       -       0xfffffe00596e3400  [system_delay_taskq_]
100169                   D       -       0xfffffe00596e3400  [system_delay_taskq_]
100170                   D       -       0xfffffe00596e3300  [zvol_tq-0_0]
100171                   D       -       0xfffffe00596e3300  [zvol_tq-0_1]
100172                   D       -       0xfffffe00596e3300  [zvol_tq-0_2]
100173                   D       -       0xfffffe00596e3300  [zvol_tq-0_3]
100174                   D       -       0xfffffe00596e3300  [zvol_tq-0_4]
100175                   D       -       0xfffffe00596e3300  [zvol_tq-0_5]
100176                   D       -       0xfffffe00596e3300  [zvol_tq-0_6]
100177                   D       -       0xfffffe00596e3300  [zvol_tq-0_7]
100178                   D       -       0xfffffe00596e3300  [zvol_tq-0_8]
100179                   D       -       0xfffffe00596e3300  [zvol_tq-0_9]
100180                   D       -       0xfffffe00596e3300  [zvol_tq-0_10]
100181                   D       -       0xfffffe00596e3300  [zvol_tq-0_11]
100182                   D       -       0xfffffe00596e3300  [zvol_tq-0_12]
100183                   D       -       0xfffffe00596e3300  [zvol_tq-0_13]
100184                   D       -       0xfffffe00596e3300  [zvol_tq-0_14]
100185                   D       -       0xfffffe00596e3300  [zvol_tq-0_15]
100186                   D       -       0xfffffe00596e3300  [zvol_tq-0_16]
100187                   D       -       0xfffffe00596e3300  [zvol_tq-0_17]
100188                   D       -       0xfffffe00596e3300  [zvol_tq-0_18]
100189                   D       -       0xfffffe00596e3300  [zvol_tq-0_19]
100190                   D       -       0xfffffe00596e3300  [zvol_tq-0_20]
100191                   D       -       0xfffffe00596e3300  [zvol_tq-0_21]
100192                   D       -       0xfffffe00596e3300  [zvol_tq-0_22]
100193                   D       -       0xfffffe00596e3300  [zvol_tq-0_23]
100194                   D       -       0xfffffe00596e3300  [zvol_tq-0_24]
100195                   D       -       0xfffffe00596e3300  [zvol_tq-0_25]
100196                   D       -       0xfffffe00596e3300  [zvol_tq-0_26]
100197                   D       -       0xfffffe00596e3300  [zvol_tq-0_27]
100198                   D       -       0xfffffe00596e3300  [zvol_tq-0_28]
100199                   D       -       0xfffffe00596e3300  [zvol_tq-0_29]
100200                   D       -       0xfffffe00596e3300  [zvol_tq-0_30]
100201                   D       -       0xfffffe00596e3300  [zvol_tq-0_31]
100202                   D       -       0xfffffe00596e3100  [arc_prune]
100203                   D       -       0xfffffe00596e3000  [arc_flush_0]
100204                   D       -       0xfffffe00596e3000  [arc_flush_1]
100784                   D       -       0xfffffe00786d0a00  [netlink_socket (PID]
 1078     1   766     0  Z                                   syz-executor
 1148     1   423     0  Z                                   sh
 1282     1  1282     0  Z+                                  getty
 1283     1  1283     0  Z+                                  getty
 1285     1  1285     0  Z+                                  getty
 1286     1  1286     0  Z+                                  getty
 1287     1  1287     0  Z+                                  getty
 1288     1  1288     0  Z+                                  getty
 1289     1  1289     0  Z+                                  getty
 1290     1  1290     0  Z+                                  getty
 1305     1   825     0  Z                                   syz-executor
 1310     1   766     0  Z                                   syz-executor
 1312     1   766     0  Z                                   syz-executor
 1316     1   763     0  Z                                   syz-executor
 1317     1   766     0  Z                                   syz-executor
 1320     1   766     0  Z                                   syz-executor
 1331     1   825     0  Z                                   syz-executor
 1332     1   763     0  Z                                   syz-executor
 1343     1   766     0  Z                                   syz-executor
 1347     1   763     0  Z                                   syz-executor
 1352     1   766     0  Z                                   syz-executor
 1358     1   763     0  Z                                   syz-executor
 1362     1   766     0  Z                                   syz-executor
 1365     1   763     0  Z                                   syz-executor
 1372     1   825     0  Z                                   syz-executor
 1378     1   825     0  Z                                   syz-executor
  758     1   758     0  Z                                   sshd
db> show all locks
Process 1386 (ifconfig) thread 0xfffffe0054179780 (100775)
exclusive sx ifnet_detach_sx (ifnet_detach_sx) r = 0 (0xffffffff83cdd000) locked @ /syzkaller/managers/main/kernel/sys/net/if.c:3006
Process 1380 (syz-executor) thread 0xfffffe0054148000 (100265)
shared rw pmap pv list (pmap pv list) r = 0 (0xfffffe00074c8fc0) locked @ /syzkaller/managers/main/kernel/sys/amd64/amd64/pmap.c:8444
exclusive rw vmobject (vmobject) r = 0 (0xfffffe00540ec8b8) locked @ /syzkaller/managers/main/kernel/sys/vm/vm_object.c:647
Process 1376 (syz-executor) thread 0xfffffe0054103000 (100113)
exclusive sleep mutex sigacts (sigacts) r = 0 (0xfffffe006e4bfca8) locked @ /syzkaller/managers/main/kernel/sys/kern/kern_sig.c:310
exclusive sleep mutex process lock (process lock) r = 0 (0xfffffe00540e5140) locked @ /syzkaller/managers/main/kernel/sys/kern/kern_sig.c:307
Process 1284 (getty) thread 0xfffffe00540c6780 (100106)
exclusive rw vmobject (vmobject) r = 0 (0xfffffe005417f0f8) locked @ /syzkaller/managers/main/kernel/sys/vm/vm_object.c:647
Process 1166 (dhclient) thread 0xfffffe005417d000 (100554)
exclusive sx so_rcv_sx (so_rcv_sx) r = 0 (0xfffffe0059b331c0) locked @ /syzkaller/managers/main/kernel/sys/kern/uipc_socket.c:4835
Process 0 (kernel) thread 0xfffffe0007818780 (100019)
exclusive sleep mutex if_addr_lock (if_addr_lock) r = 0 (0xfffffe00077f61a0) locked @ /syzkaller/managers/main/kernel/sys/net/if.c:3742
exclusive sx in_multi_sx (in_multi_sx) r = 0 (0xffffffff83ce17a0) locked @ /syzkaller/managers/main/kernel/sys/netinet/in_mcast.c:311
db> show malloc
              Type        InUse        MemUse     Requests
            linker          433        12841K          691
           pf_hash            6        12804K            6
          tcp_hpts            7         4801K            7
            devbuf         4187         4324K         4213
           solaris          115         3065K          206
         sysctloid        45031         2646K        45143
             vtbuf           24         1968K           46
              kobj          331         1324K          495
            newblk           17         1028K         2805
          vfscache            3         1025K            3
               pcb           30          674K          460
          inodedep           34          525K          982
         ufs_quota            1          512K            1
          vfs_hash            1          512K            1
           callout            2          512K            2
              intr            4          472K            4
           subproc          191          322K         1524
              vmem            5          274K            9
         vnet_data            2          224K            2
          acpitask            1          224K            1
            KTRACE          102          201K        37488
          filedesc           25          197K          887
            acpica         1674          184K        54444
           tidhash            3          141K            3
           pagedep            6          130K          466
        tfo_ccache            1          128K            1
          IP reass            1          128K            1
            DEVFS1          108          108K          127
               sem            4          106K            4
        gtaskqueue           18           98K           18
               LRO           26           89K           30
               bus         1000           82K         5086
          mtx_pool            3           74K            3
          syncache            1           68K            1
     NFSD srvcache            3           68K            3
           kdtrace          316           67K         2202
              umtx          528           66K          528
            module          528           66K          530
       ddb_capture            1           64K            1
          routetbl          280           39K          739
         hostcache            1           32K            1
               shm            1           32K           12
            DEVFS3          127           32K          138
               msg            4           30K            4
            kbdmux            6           28K            6
              cred           55           27K          405
           netlink            9           27K          121
              temp           34           21K         2614
            ifaddr           76           21K           82
        DEVFS_RULE           56           20K           56
        kstat_data           19           19K           19
               BPF           15           19K           75
         ufs_mount            4           17K            5
              proc            3           17K            3
               tty           16           16K           16
           lltable           48           15K           57
           ithread           90           15K           90
            bus-sc           34           15K         1657
             ifnet            8           15K            8
      eventhandler          165           14K          165
       ether_multi          154           13K          210
             shmfd           10           12K           98
          freework           47           12K         1044
              kenv           95           12K           95
         taskqueue           96           11K          171
              GEOM           49           11K          435
         CAM queue            5           11K         1528
              rman           82           10K          437
               rpc            8            9K            8
         bmsafemap            2            9K          743
           devstat            4            9K            4
              UART           12            9K           12
              ksem            1            8K            2
       pfs_vncache            1            8K            1
         in6_multi           58            8K           75
            plimit           21            8K          538
     audit_evclass          240            8K          306
               UMA          341            7K          341
            sglist            6            7K            6
           CAM DEV            3            6K          510
          freeblks           22            6K          541
         pfs_nodes           22            6K           22
            kqueue           76            6K         1935
       ufs_dirhash           24            5K           24
          pf_ifnet           11            5K           23
                vt           11            5K           11
           memdesc            1            4K            1
               MCA           32            4K           32
             evdev            4            4K            4
           acpisem           28            4K           28
            DEVFSP           52            4K          261
          freefile           25            4K          596
          kcovinfo           45            3K           54
          terminal           11            3K           11
           acpidev           20            3K           20
           pwddesc           39            3K         1439
             mount           43            3K          545
           uidinfo            4            3K           23
             hhook            8            3K           10
             clone            9            3K            9
             lockf           18            3K          246
         sctp_stro            2            2K            3
           pf_rule            1            2K            2
        local_apic            1            2K            1
           io_apic            1            2K            1
         ipsec-saq            2            2K            2
         proc-args           57            2K         2709
               tun            5            2K            5
           session           14            2K           58
            Unitno           29            2K          929
            ip6ndp           12            2K           15
               osd           63            2K          252
          sctp_ifa           13            2K           17
           CAM XPT           22            2K          543
         sctp_atcl            4            2K          140
          in_multi            6            2K           13
       vnodemarker            3            2K           99
         toponodes            6            2K            6
       ipsecpolicy            2            2K            2
          indirdep            5            2K          565
             selfd           20            2K       402617
               msi            9            2K            9
           softdep            1            1K            1
            dirrem            4            1K          647
            sahead            1            1K            1
          secasvar            1            1K            1
             nhops            6            1K            8
      NFSD session            1            1K            1
               mld            7            1K            7
              igmp            7            1K            7
        CAM periph            4            1K          271
             ipsec            3            1K            3
              pfil            6            1K            6
            isadev            6            1K            6
          pci_link           10            1K           10
          sctp_ifn            5            1K           17
            crypto            4            1K          114
 encap_export_host           12            1K           12
             mkdir            4            1K          780
            diradd            4            1K          672
              cdev            2            1K            2
       lkpikmalloc            8            1K            9
      counter_rate           13            1K           13
    chacha20random            1            1K            1
            biobuf            1            1K            1
            select            3            1K           79
         sctp_timw            1            1K            1
         sctp_atky            6            1K          143
         newdirblk            2            1K          390
           VN POLL            2            1K           25
            vnodes            1            1K            3
              ktls            1            1K           25
      NFSD lckfile            1            1K            1
     NFSD V4client            1            1K            1
             DEVFS            9            1K           11
           CAM SIM            2            1K            2
            prison            8            1K            8
       inpcbpolicy            7            1K          668
            feeder            7            1K            7
             taskq            2            1K            2
           tcpfunc            3            1K            3
        loginclass            3            1K            5
         sctp_aadr            2            1K            4
          nexusdev            8            1K            8
            apmdev            1            1K            1
          atkbddev            2            1K            2
            CC Mem            1            1K          179
               aio            4            1K            7
          pmchooks            1            1K            1
          CAM path            4            1K         1034
     CAM dev queue            2            1K            2
 CAM I/O Scheduler            1            1K            1
          sctp_vrf            1            1K            1
         sctp_athm            4            1K          140
          sctp_map            4            1K            6
         cryptodev            1            1K          343
       ip6_msource            1            1K            6
        ip_msource            1            1K           24
              vnet            1            1K            1
               iov            1            1K        48063
               pmc            1            1K            1
           entropy            2            1K           38
          acpiintr            1            1K            1
              cpus            2            1K            2
    vnet_data_free            1            1K            1
           Per-cpu            1            1K            1
                pf            1            1K            1
          p1003.1b            1            1K            1
          filecaps            1            1K          100
        ext2_mount            0            0K            0
         ext2_node            0            0K            0
      ext2_extents            0            0K            0
         sfs_nodes            0            0K            0
        zones_data            0            0K            0
            mqdata            0            0K            0
        sctp_mcore            0            0K            0
        sctp_socko            0            0K            6
         sctp_iter            0            0K           19
         sctp_mvrf            0            0K            0
         sctp_cpal            0            0K            0
         sctp_cmsg            0            0K            0
         sctp_stre            0            0K            0
         sctp_athi            0            0K            0
         sctp_a_it            0            0K           19
         sctp_stri            0            0K            0
      tcp_pcm_rack            0            0K            0
       tcp_do_rack            0            0K            0
      tcp_fsb_rack            0            0K            0
          pf_table            0            0K            0
           pf_altq            0            0K            0
           pf_osfp            0            0K            0
     pf_krule_item            0            0K            0
           pf_temp            0            0K            0
           filemon            0            0K            6
            ipcomp            0            0K            0
               esp            0            0K            0
                ah            0            0K            0
        madt_table            0            0K            2
          smartpqi            0            0K            0
               ixl            0            0K            0
        ice-resmgr            0            0K            0
         ice-osdep            0            0K            0
               ice            0            0K            0
              iavf            0            0K            0
             axgbe            0            0K            0
       fpukern_ctx            0            0K            0
          xen_intr            0            0K            0
           xen_hvm            0            0K            0
         legacydrv            0            0K            0
      NMI handlers            0            0K            0
            bounce            0            0K            0
            busdma            0            0K            0
            qpidrv            0            0K            0
      dmar_idpgtbl            0            0K            0
          dmar_dom            0            0K            0
          dmar_ctx            0            0K            0
      amdiommu_dom            0            0K            0
      amdiommu_ctx            0            0K            0
              isci            0            0K            0
      iommu_dmamap            0            0K            0
     hyperv_socket            0            0K            0
           bxe_ilt            0            0K            0
        aesni_data            0            0K            1
            xenbus            0            0K            0
     vm_fictitious            0            0K            0
           UMAHash            0            0K            0
         vm_pgdata            0            0K            0
           jblocks            0            0K            0
          savedino            0            0K          686
          sentinel            0            0K            0
            jfsync            0            0K            0
            jtrunc            0            0K            0
             sbdep            0            0K           50
           jsegdep            0            0K            0
              jseg            0            0K            0
         jfreefrag            0            0K            0
          jfreeblk            0            0K            0
           jnewblk            0            0K            0
            jmvref            0            0K            0
           jremref            0            0K            0
           jaddref            0            0K            0
           freedep            0            0K            0
          freefrag            0            0K          128
        allocindir            0            0K            0
       allocdirect            0            0K            0
          ufs_trim            0            0K            0
           mactemp            0            0K            0
     audit_trigger            0            0K            0
 audit_pipe_presel            0            0K            0
     audit_pipeent            0            0K            0
        audit_pipe            0            0K            0
      audit_evname            0            0K            0
         audit_bsm            0            0K            0
      audit_gidset            0            0K            0
        audit_text            0            0K            0
        audit_path            0            0K            0
        audit_data            0            0K            0
        audit_cred            0            0K            0
          ktls_ocf            0            0K            6
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
      MLX5E_TLS_RX            0            0K            0
        MLX5EEPROM            0            0K            0
         MLX5E_TLS            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
            MLX5EN            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
          MLX5DUMP            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
       simple_attr            0            0K            0
          seq_file            0            0K            0
           lkpiskb            0            0K            0
             radix            0            0K            0
               idr            0            0K            0
          lkpindev            0            0K            0
           lkpimhi            0            0K            0
            lkpifw            0            0K            0
         lkpi80211            0            0K            0
               NLM            0            0K            0
    ipsec-spdcache            0            0K            0
         ipsec-reg            0            0K            0
        ipsec-misc            0            0K            0
      ipsecrequest            0            0K            0
            ip6opt            0            0K           29
      ip6_moptions            0            0K           25
       in6_mfilter            0            0K           41
             frag6            0            0K            3
            tcplog            0            0K            0
        tcp_hwpace            0            0K            0
       ip_moptions            0            0K           11
        in_mfilter            0            0K           33
              ipid            0            0K            0
         80211scan            0            0K            0
      80211ratectl            0            0K            0
        80211power            0            0K            0
       80211nodeie            0            0K            0
         80211node            0            0K            0
      80211mesh_gt            0            0K            0
      80211mesh_rt            0            0K            0
         80211perr            0            0K            0
         80211prep            0            0K            0
         80211preq            0            0K            0
          80211dfs            0            0K            0
       80211crypto            0            0K            0
          80211vap            0            0K            0
             iflib            0            0K            0
              vlan            0            0K            0
               gif            0            0K            0
           ifdescr            0            0K            0
              zlib            0            0K           24
           fadvise            0            0K            1
            statfs            0            0K          401
     namei_tracker            0            0K            2
           inotify            0            0K           20
       export_host            0            0K            0
        cl_savebuf            0            0K           58
               lio            0            0K           23
               acl            0            0K            0
            soname            0            0K         3669
          mbuf_tag            0            0K            0
              accf            0            0K            0
               pts            0            0K            0
           timerfd            0            0K            0
          procdesc            0            0K           12
          ioctlops            0            0K          232
           eventfd            0            0K            4
           Witness            0            0K            0
             stack            0            0K            0
              sbuf            0            0K          230
          firmware            0            0K            0
        compressor            0            0K            0
              SWAP            0            0K            0
         sysctltmp            0            0K          743
            sysctl            0            0K            3
              ekcd            0            0K            0
            dumper            0            0K            0
          sendfile            0            0K           13
              rctl            0            0K            0
             cache            0            0K            0
          jaildesc            0            0K            0
      prison_racct            0            0K            0
       Fail Points            0            0K            0
             sigio            0            0K            1
filedesc_to_leader            0            0K            0
               pwd            0            0K            0
       tty console            0            0K            0
         boottrace            0            0K            0
        isofs_node            0            0K            0
       isofs_mount            0            0K            0
     tr_raid5_data            0            0K            0
    tr_raid1e_data            0            0K            0
     tr_raid1_data            0            0K            0
     tr_raid0_data            0            0K            0
    tr_concat_data            0            0K            0
       md_sii_data            0            0K            0
   md_promise_data            0            0K            0
    md_nvidia_data            0            0K            0
   md_jmicron_data            0            0K            0
     md_intel_data            0            0K            0
       md_ddf_data            0            0K            0
         raid_data            0            0K           72
     geom_flashmap            0            0K            0
         tmpfs dir            0            0K            0
        tmpfs name            0            0K            0
       tmpfs mount            0            0K            0
     tmpfs extattr            0            0K            0
           NFS FHA            0            0K            0
         newnfsmnt            0            0K            0
  newnfsclient_req            0            0K            0
   NFSCL layrecall            0            0K            0
     NFSCL session            0            0K            0
     NFSCL sockreq            0            0K            0
     NFSCL devinfo            0            0K            0
     NFSCL flayout            0            0K            0
      NFSCL layout            0            0K            0
     NFSD rollback            0            0K            0
      NFSCL diroff            0            0K            0
        NEWNFSnode            0            0K            0
         NFSCL lck            0            0K            0
      NFSCL lckown            0            0K            0
      NFSCL client            0            0K            0
       NFSCL deleg            0            0K            0
        NFSCL open            0            0K            0
       NFSCL owner            0            0K            0
            NFS fh            0            0K            0
           NFS req            0            0K            0
     NFSD usrgroup            0            0K            0
       NFSD string            0            0K            0
       NFSD V4lock            0            0K            0
      NFSD V4state            0            0K            0
       msdosfs_fat            0            0K            0
     msdosfs_mount            0            0K            0
      msdosfs_node            0            0K            0
            DEVFS4            0            0K            2
            DEVFS2            0            0K            0
            gntdev            0            0K            0
       privcmd_dev            0            0K            0
        evtchn_dev            0            0K            0
          xenstore            0            0K            0
               xnb            0            0K            0
          xen_acpi            0            0K            0
              xbbd            0            0K            0
               xbd            0            0K            0
           Balloon            0            0K            0
          sysmouse            0            0K            0
            vtfont            0            0K            0
            pvscsi            0            0K            0
            USBdev            0            0K            0
               USB            0            0K            0
            ufshci            0            0K            0
            twsbuf            0            0K            0
       tcp_log_dev            0            0K            1
      midi buffers            0            0K            0
             mixer            0            0K            0
              ac97            0            0K            0
             hdacc            0            0K            0
              hdac            0            0K            0
              hdaa            0            0K            0
       SIIS driver            0            0K            0
               PUC            0            0K            0
          ppbusdev            0            0K            0
            sr_iov            0            0K            0
               OCS            0            0K            0
               OCS            0            0K            0
              nvme            0            0K            0
               nvd            0            0K            0
            netmap            0            0K            0
            mwldev            0            0K            0
        MVS driver            0            0K            0
         mpi3mrbuf            0            0K            0
          mrsasbuf            0            0K            0
          mpt_user            0            0K            0
          mps_user            0            0K            0
            MPSSAS            0            0K            0
               mps            0            0K            0
          mpr_user            0            0K            0
            MPRSAS            0            0K            0
               mpr            0            0K            0
            mfibuf            0            0K            0
        md_sectors            0            0K            0
           md_disk            0            0K            7
           malodev            0            0K            0
               LED            0            0K            0
          ix_sriov            0            0K            0
                ix            0            0K            0
            ipsbuf            0            0K            0
         ciss_data            0            0K            0
         BACKLIGHT            0            0K            0
           ath_hal            0            0K            0
            athdev            0            0K            0
           ata_pci            0            0K            0
           ata_dma            0            0K            0
       ata_generic            0            0K            0
       AHCI driver            0            0K            0
               agp            0            0K            0
           acpipwr            0            0K            0
         acpi_perf            0            0K            0
         acpicmbat            0            0K            0
        aacraidcam            0            0K            0
       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          525
          SCSI ENC            0            0K            0
           SCSI sa            0            0K            0
         scsi_pass            0            0K            0
           scsi_da            0            0K           70
            ata_da            0            0K            0
           scsi_ch            0            0K            0
           scsi_cd            0            0K            0
           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    8320    1078       22761       0     254   38494208        0
           tcp_log    416    5000    5422       19159       0     254    4335552        0
              mbuf    256    8637    1026       40075       0     254    2473728        0
        malloc-128    128   14703     177       15638       0     126    1904640        0
          BUF TRIE    152     354   11450        2693       0      62    1794208        0
        malloc-384    384    4148      82        5102       0      30    1624320        0
        RADIX NODE    152    8553    2076       48213       0      62    1615608        0
      mbuf_cluster   2048     762       0         763       0     254    1560576        0
       malloc-4096   4096     335       1         532       0       2    1376256        0
       UMA Slabs 0    112   11306      28       11306       0     126    1269408        0
         malloc-64     64     210   17115      407132       0     254    1108800        0
         vmem btag     56   18488      55       18506       0     254    1038408        0
      malloc-16384  16384      13      39         428       0       1     851968        0
      malloc-65536  65536      11       1          16       0       1     786432        0
         FFS inode   1168     545      64        1165       0       8     711312        0
           sctp_ep   1152       2     509         137       0     254     588672        0
         sctp_asoc   2256       2     253           3       0     254     575280        0
            socket   1024      10     498        2262       0     254     520192        0
          lkpicurr    168       2    3094           2       0      62     520128        0
       malloc-4096   4096      82      42        1425       0       2     507904        0
            THREAD   1860     246      18         797       0       8     491040        0
              pbuf   2624       0     182           0       0       2     477568        0
        256 Bucket   2048     223       9        1554       0       8     475136        0
         VM OBJECT    248     789    1083       20583       0      62     464256        0
      malloc-65536  65536       6       1           9       0       1     458752        0
         malloc-64     64    4808     295        4929       0     254     326592        0
             VNODE    440     585     108        1209       0      30     304920        0
         malloc-16     16   18443     557       18964       0     254     304000        0
         MAP ENTRY     96     556    2468       70600       0     126     290304        0
zio_buf_comb_262144 262144       0       1          15       0       1     262144        0
      malloc-32768  32768       2       6         431       0       1     262144        0
         UMA Zones    768     313       1         313       0      16     241152        0
         malloc-32     32    7206     228        7990       0     254     237888        0
     FPU_save_area    832     248      31        1136       0      16     232128        0
       malloc-2048   2048     103       9         350       0       8     229376        0
            DEVCTL   1024      36     184         172       0       0     225280        0
        malloc-256    256     239     571        3162       0      62     207360        0
       mbuf_packet    256       9     753        1463       0     254     195072        0
        sctp_raddr    736       2     262           3       0     254     194304        0
       FFS2 dinode    256     545     205        1165       0      62     192000        0
       malloc-2048   2048      15      73         178       0       8     180224        0
        malloc-128    128    1250     145        7143       0     126     178560        0
        malloc-128    128    1182     213       25378       0     126

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/10/09 05:25 freebsd-src a7d9c69fa903 7e2882b3 console log report ci-freebsd-main panic: Assertion error == NUM || error == EINTR || error == ERESTART failed at /syzkaller/managers/main/kernel/sys/net/i
* Struck through repros no longer work on HEAD.