panic: if_freemulti: refcount -NUM

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syzbot

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Oct 27, 2025, 8:48:22 AM (yesterday) Oct 27
to syzkaller-f...@googlegroups.com
Hello,

syzbot found the following issue on:

HEAD commit: 1d100747d747 vchiq: update printf-s to more architecture-i..
git tree: freebsd-src
console output: https://syzkaller.appspot.com/x/log.txt?x=1370ef34580000
dashboard link: https://syzkaller.appspot.com/bug?extid=e11240cc9a311e64746b

Unfortunately, I don't have any reproducer for this issue yet.

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+e11240...@syzkaller.appspotmail.com

panic: if_freemulti: refcount -1
cpuid = 1
time = 1761569267
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc6/frame 0xfffffe0056a4c850
kdb_backtrace() at kdb_backtrace+0xd0/frame 0xfffffe0056a4c9b0
vpanic() at vpanic+0x257/frame 0xfffffe0056a4cb70
panic() at panic+0xb5/frame 0xfffffe0056a4cc30
if_destroymulti() at if_destroymulti+0xa3/frame 0xfffffe0056a4cc50
epoch_call_task() at epoch_call_task+0x315/frame 0xfffffe0056a4cd30
gtaskqueue_run_locked() at gtaskqueue_run_locked+0x387/frame 0xfffffe0056a4cea0
gtaskqueue_thread_loop() at gtaskqueue_thread_loop+0x118/frame 0xfffffe0056a4cef0
fork_exit() at fork_exit+0xcc/frame 0xfffffe0056a4cf30
fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe0056a4cf30
--- trap 0, rip = 0, rsp = 0, rbp = 0 ---
KDB: enter: panic
[ thread pid 0 tid 100006 ]
Stopped at kdb_enter+0x6e: movq $0,0x258b3c7(%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 0xffffffff82822620 .str.27
rsp 0xfffffe0056a4c990
rbp 0xfffffe0056a4c9b0
rsi 0
rdi 0xffffffff816593e9 printf+0x149
r8 0
r9 0xffffffff
r10 0x1
r11 0xb
r12 0xfffffe000780c000
r13 0xfffffffffffffffd
r14 0xffffffff82822620 .str.27
r15 0
rip 0xffffffff816427ce kdb_enter+0x6e
rflags 0x46
kdb_enter+0x6e: movq $0,0x258b3c7(%rip)
db> show proc
Process 0 (kernel) at 0xffffffff83b58080:
state: NORMAL
uid: 0 gid: 0 supp gids: 0
ABI: null
flag: 0x10000284 flag2: 0
reaper: 0xffffffff83b58080 reapsubtree: 0
sigparent: 0
vmspace: 0xffffffff83b59060
(map 0xffffffff83b59060)
(map.pmap 0xffffffff83b59100)
(pmap 0xffffffff83b59170)
threads: 38
100000 D parked 0xffffffff84c51ff0 [swapper]
100005 D - 0xfffffe0053e24700 [softirq_0]
100006 Run CPU 1 [softirq_1]
100007 D - 0xfffffe0053e24500 [if_io_tqg_0]
100008 D - 0xfffffe0053e24400 [if_io_tqg_1]
100009 D - 0xfffffe0053e24300 [if_config_tqg_0]
100010 D - 0xfffffe0007778500 [kqueue_ctx taskq]
100011 D - 0xfffffe0007778400 [jail_remove taskq]
100012 D - 0xfffffe0007778300 [bus taskq]
100015 D - 0xfffffe0007778000 [thread taskq]
100017 D - 0xfffffe0007777d00 [aiod_kick taskq]
100018 D - 0xfffffe0007777c00 [deferred_unmount ta]
100019 D - 0xfffffe0007777b00 [inm_free taskq]
100020 D - 0xfffffe0007777a00 [in6m_free taskq]
100021 D - 0xfffffe0007777900 [linuxkpi_irq_wq]
100022 D - 0xfffffe0007777800 [linuxkpi_short_wq_0]
100023 D - 0xfffffe0007777800 [linuxkpi_short_wq_1]
100024 D - 0xfffffe0007777800 [linuxkpi_short_wq_2]
100025 D - 0xfffffe0007777800 [linuxkpi_short_wq_3]
100026 D - 0xfffffe0007777700 [linuxkpi_long_wq_0]
100027 D - 0xfffffe0007777700 [linuxkpi_long_wq_1]
100028 D - 0xfffffe0007777700 [linuxkpi_long_wq_2]
100029 D - 0xfffffe0007777700 [linuxkpi_long_wq_3]
100036 D - 0xfffffe0007777600 [firmware taskq]
100040 D - 0xfffffe0007777400 [crypto_0]
100041 D - 0xfffffe0007777400 [crypto_1]
100056 D - 0xfffffe0007777000 [vtnet0 rxq 0]
100057 D - 0xfffffe0007776e00 [vtnet0 txq 0]
100058 D - 0xfffffe0007776d00 [vtnet0 rxq 1]
100059 D - 0xfffffe0007776c00 [vtnet0 txq 1]
100061 D vtbslp 0xfffffe0057d90f00 [virtio_balloon]
100065 D - 0xffffffff82826d00 [deadlkres]
100069 D - 0xfffffe0059418a00 [acpi_task_0]
100070 D - 0xfffffe0059418a00 [acpi_task_1]
100071 D - 0xfffffe0059418a00 [acpi_task_2]
100073 D - 0xfffffe0007778600 [mca taskq]
100074 D - 0xfffffe0007777300 [CAM taskq]
100076 D - 0xfffffe0059418900 [ipsec_offload]
db> ps
pid ppid pgrp uid state wmesg wchan cmd
1220 1216 766 0 S uwait 0xfffffe0058154c80 syz-executor
1218 1216 766 0 S uwait 0xfffffe0058519100 syz-executor
1216 766 766 0 S (threaded) syz-executor
100278 S nanslp 0xffffffff83baec40 syz-executor
100455 S select 0xfffffe0077afc540 syz-executor
100456 S uwait 0xfffffe006e7e9a00 syz-executor
1192 762 1192 0 S piperd 0xfffffe0077bf6cc0 syz-executor
1175 1 1033 0 S uwait 0xfffffe0058157380 syz-executor
1156 1 766 0 S uwait 0xfffffe006e7e8880 syz-executor
1155 1 766 0 S uwait 0xfffffe006e7e9900 syz-executor
1151 1 766 0 S uwait 0xfffffe000777e900 syz-executor
1145 1 766 0 T syz-executor
1134 1 766 0 S uwait 0xfffffe006e7e9700 syz-executor
1133 1 764 0 S uwait 0xfffffe0058157680 syz-executor
1123 1 764 0 S uwait 0xfffffe006e7e8980 syz-executor
1113 1 764 0 S uwait 0xfffffe00731bbb80 syz-executor
1081 1 1033 0 S uwait 0xfffffe006e7eac00 syz-executor
1055 1046 1055 0 Ss select 0xfffffe0077afc1c0 dhclient
1051 1 1051 0 Ss select 0xfffffe006dc13bc0 dhclient
1046 1029 423 65 S select 0xfffffe006dc13c40 dhclient
1029 423 423 0 S wait 0xfffffe00540efac0 sh
1018 1 763 0 S uwait 0xfffffe006e7e9500 syz-executor
1006 1 763 0 S uwait 0xfffffe00731bc380 syz-executor
989 1 764 0 S uwait 0xfffffe0058157780 syz-executor
982 1 763 0 S uwait 0xfffffe00731bbe00 syz-executor
980 1 979 0 S uwait 0xfffffe000777e500 syz-executor
977 1 766 0 S uwait 0xfffffe006e7ea000 syz-executor
950 1 764 0 S uwait 0xfffffe006e7e8d80 syz-executor
947 1 764 0 T uwait 0xfffffe006e7e9d80 syz-executor
929 1 766 0 S uwait 0xfffffe006e7e8b80 syz-executor
928 1 764 0 S uwait 0xfffffe00731bc280 syz-executor
927 1 764 0 S uwait 0xfffffe00731bbf00 syz-executor
915 1 763 0 S uwait 0xfffffe0058155880 syz-executor
914 1 763 0 S uwait 0xfffffe00731bc180 syz-executor
913 1 766 0 S uwait 0xfffffe00731bc080 syz-executor
909 1 893 0 S uwait 0xfffffe006e7e9000 syz-executor
892 1 765 0 S uwait 0xfffffe0058157a80 syz-executor
885 1 763 0 S uwait 0xfffffe006e7e8a80 syz-executor
883 0 0 0 DL (threaded) [KTLS]
100116 D - 0xfffffe0059418300 [thr_0]
100167 D - 0xfffffe0059418380 [thr_1]
100168 D - 0xffffffff83cd0628 [reclaim_0]
868 0 0 0 DL - 0xffffffff83ccee00 [soaiod4]
867 0 0 0 DL - 0xffffffff83ccee00 [soaiod3]
866 0 0 0 DL - 0xffffffff83ccee00 [soaiod2]
865 0 0 0 DL - 0xffffffff83ccee00 [soaiod1]
829 0 0 0 DL (threaded) [so_splice]
100120 D - 0xfffffe000779d800 [thr_0]
100141 D - 0xfffffe000779d840 [thr_1]
823 0 0 0 DL aiordy 0xfffffe00540ee560 [aiod4]
821 0 0 0 DL aiordy 0xfffffe00540cf558 [aiod3]
820 0 0 0 DL aiordy 0xfffffe00540a8000 [aiod2]
818 0 0 0 DL aiordy 0xfffffe00540aa010 [aiod1]
801 1 764 0 S uwait 0xfffffe006e7e9c80 syz-executor
766 762 766 0 S nanslp 0xffffffff83baec40 syz-executor
764 762 764 0 R syz-executor
762 760 760 0 S nanslp 0xffffffff83baec40 syz-executor
760 758 760 0 Ss sigsusp 0xfffffe00540d00b8 csh
758 681 758 0 Ss select 0xfffffe006dc14040 sshd
747 1 747 0 Ss+ ttyin 0xfffffe00582af8b0 getty
746 1 746 0 Ss+ ttyin 0xfffffe00582b64b0 getty
745 1 745 0 Ss+ ttyin 0xfffffe00594d70b0 getty
744 1 744 0 Ss+ ttyin 0xfffffe00594d78b0 getty
743 1 743 0 Ss+ ttyin 0xfffffe0053f790b0 getty
742 1 742 0 Ss+ ttyin 0xfffffe0053f798b0 getty
741 1 741 0 Ss+ ttyin 0xfffffe0053f7a0b0 getty
740 1 740 0 Ss+ ttyin 0xfffffe0053f7a8b0 getty
739 1 739 0 Ss+ ttyin 0xfffffe0053f7b0b0 getty
737 1 17 0 S+ piperd 0xfffffe005988db80 logger
736 735 17 0 S+ nanslp 0xffffffff83baec40 sleep
735 1 17 0 S+ wait 0xfffffe00540ee008 sh
685 1 685 0 Ss nanslp 0xffffffff83baec41 cron
681 1 681 0 Ss select 0xfffffe006dc14340 sshd
494 1 494 0 Ds biowr 0xfffffe0007c1cb78 syslogd
423 1 423 0 Ss wait 0xfffffe0054004568 devd
422 1 422 65 Ss select 0xfffffe005971ce40 dhclient
337 1 337 0 Ss select 0xfffffe006dc14640 dhclient
334 1 334 0 Ss select 0xfffffe006dc14e40 dhclient
16 0 0 0 DL syncer 0xffffffff83cdc820 [syncer]
15 0 0 0 DL vlruwt 0xfffffe000780a018 [vnlru]
14 0 0 0 DL (threaded) [bufdaemon]
100079 D psleep 0xffffffff83cdad60 [bufdaemon]
100082 D - 0xffffffff83001ec0 [bufspacedaemon-0]
100091 D sdflush 0xfffffe00586440e8 [/ worker]
9 0 0 0 DL psleep 0xffffffff83d1bc40 [vmdaemon]
8 0 0 0 DL (threaded) [pagedaemon]
100077 D psleep 0xffffffff83d01d08 [dom0]
100080 D launds 0xffffffff83d01d14 [laundry: dom0]
100081 D umarcl 0xffffffff81e2aff0 [uma]
7 0 0 0 DL - 0xffffffff839275f8 [rand_harvestq]
6 0 0 0 DL pftm 0xffffffff843bbf60 [pf purge]
5 0 0 0 DL waiting 0xffffffff847eb700 [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_ 0xffffffff83cfd5e0 [crypto]
100043 D crypto_ 0xfffffe0007a95330 [crypto returns 0]
100044 D crypto_ 0xfffffe0007a95380 [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 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 Run CPU 0 [idle: cpu0]
100004 CanRun [idle: cpu1]
1 0 1 0 SLs wait 0xfffffe0007809010 [init]
10 0 0 0 DL audit_w 0xffffffff83cfe080 [audit]
0 0 0 0 RLs (threaded) [kernel]
100000 D parked 0xffffffff84c51ff0 [swapper]
100005 D - 0xfffffe0053e24700 [softirq_0]
100006 Run CPU 1 [softirq_1]
100007 D - 0xfffffe0053e24500 [if_io_tqg_0]
100008 D - 0xfffffe0053e24400 [if_io_tqg_1]
100009 D - 0xfffffe0053e24300 [if_config_tqg_0]
100010 D - 0xfffffe0007778500 [kqueue_ctx taskq]
100011 D - 0xfffffe0007778400 [jail_remove taskq]
100012 D - 0xfffffe0007778300 [bus taskq]
100015 D - 0xfffffe0007778000 [thread taskq]
100017 D - 0xfffffe0007777d00 [aiod_kick taskq]
100018 D - 0xfffffe0007777c00 [deferred_unmount ta]
100019 D - 0xfffffe0007777b00 [inm_free taskq]
100020 D - 0xfffffe0007777a00 [in6m_free taskq]
100021 D - 0xfffffe0007777900 [linuxkpi_irq_wq]
100022 D - 0xfffffe0007777800 [linuxkpi_short_wq_0]
100023 D - 0xfffffe0007777800 [linuxkpi_short_wq_1]
100024 D - 0xfffffe0007777800 [linuxkpi_short_wq_2]
100025 D - 0xfffffe0007777800 [linuxkpi_short_wq_3]
100026 D - 0xfffffe0007777700 [linuxkpi_long_wq_0]
100027 D - 0xfffffe0007777700 [linuxkpi_long_wq_1]
100028 D - 0xfffffe0007777700 [linuxkpi_long_wq_2]
100029 D - 0xfffffe0007777700 [linuxkpi_long_wq_3]
100036 D - 0xfffffe0007777600 [firmware taskq]
100040 D - 0xfffffe0007777400 [crypto_0]
100041 D - 0xfffffe0007777400 [crypto_1]
100056 D - 0xfffffe0007777000 [vtnet0 rxq 0]
100057 D - 0xfffffe0007776e00 [vtnet0 txq 0]
100058 D - 0xfffffe0007776d00 [vtnet0 rxq 1]
100059 D - 0xfffffe0007776c00 [vtnet0 txq 1]
100061 D vtbslp 0xfffffe0057d90f00 [virtio_balloon]
100065 D - 0xffffffff82826d00 [deadlkres]
100069 D - 0xfffffe0059418a00 [acpi_task_0]
100070 D - 0xfffffe0059418a00 [acpi_task_1]
100071 D - 0xfffffe0059418a00 [acpi_task_2]
100073 D - 0xfffffe0007778600 [mca taskq]
100074 D - 0xfffffe0007777300 [CAM taskq]
100076 D - 0xfffffe0059418900 [ipsec_offload]
db> show all locks
Process 494 (syslogd) thread 0xfffffe005409f780 (100101)
exclusive lockmgr bufwait (bufwait) r = 0 (0xfffffe0007c1cbf8) locked @ /syzkaller/managers/main/kernel/sys/kern/vfs_bio.c:4022
exclusive lockmgr ufs (ufs) r = 0 (0xfffffe006df23ac0) locked @ /syzkaller/managers/main/kernel/sys/kern/vfs_syscalls.c:3676
db> show malloc
Type InUse MemUse Requests
pf_hash 6 12804K 6
linker 384 5195K 614
tcp_hpts 8 4865K 8
devbuf 4187 4324K 4213
sysctloid 35379 2085K 35454
vtbuf 24 1968K 46
kobj 331 1324K 504
newblk 29 1031K 1916
vfscache 3 1025K 3
pcb 31 676K 275
inodedep 20 520K 480
ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
filedesc 62 489K 706
intr 4 472K 4
subproc 198 390K 1337
vnet_data 2 224K 2
acpitask 1 224K 1
KTRACE 101 201K 207241
acpica 1674 184K 54444
vmem 5 144K 7
tidhash 3 141K 3
pagedep 13 131K 248
tfo_ccache 1 128K 1
IP reass 1 128K 1
LRO 56 119K 86
DEVFS1 108 108K 172
sem 4 106K 4
gtaskqueue 18 98K 18
bus 1000 82K 5086
mtx_pool 3 74K 3
syncache 1 68K 1
NFSD srvcache 3 68K 3
module 523 66K 524
ddb_capture 1 64K 1
umtx 384 48K 384
kdtrace 256 48K 1694
routetbl 935 44K 2590
BPF 26 37K 45
hostcache 1 32K 1
shm 1 32K 11
DEVFS3 127 32K 152
msg 4 30K 4
kbdmux 6 28K 6
ifaddr 83 22K 213
temp 40 21K 2873
DEVFS_RULE 56 20K 56
lltable 58 18K 174
ufs_mount 4 17K 5
proc 3 17K 3
ifnet 9 17K 24
tty 16 16K 16
ether_multi 193 16K 677
ithread 90 15K 90
bus-sc 34 15K 1657
eventhandler 163 14K 163
cred 35 14K 283
kenv 95 12K 95
shmfd 7 11K 21
plimit 28 11K 461
in6_multi 76 11K 236
GEOM 49 11K 449
CAM queue 5 11K 1528
rman 82 10K 437
rpc 8 9K 8
bmsafemap 3 9K 411
devstat 4 9K 4
UART 12 9K 12
ksem 1 8K 1
pfs_vncache 1 8K 1
audit_evclass 240 8K 306
taskqueue 69 8K 78
pf_ifnet 20 7K 95
sglist 6 7K 6
kqueue 91 7K 1505
CAM DEV 3 6K 510
pfs_nodes 22 6K 22
pwddesc 87 6K 1291
ufs_dirhash 24 5K 27
UMA 271 5K 271
vt 11 5K 11
freework 17 5K 401
memdesc 1 4K 1
MCA 32 4K 32
evdev 4 4K 4
DEVFSP 59 4K 253
acpisem 28 4K 28
proc-args 111 4K 2743
session 23 3K 53
kcovinfo 45 3K 180
terminal 11 3K 11
uidinfo 5 3K 26
acpidev 20 3K 20
lockf 23 3K 86
hhook 8 3K 10
ip6ndp 15 3K 46
tun 6 3K 20
clone 9 3K 9
netlink 2 3K 373
local_apic 1 2K 1
io_apic 1 2K 1
ipsec-saq 2 2K 2
in_multi 8 2K 27
sctp_ifa 15 2K 46
sctp_atcl 5 2K 59
selfd 27 2K 91044
Unitno 28 2K 151
CAM XPT 22 2K 543
nhops 6 2K 10
select 12 2K 56
toponodes 6 2K 6
CC Mem 13 2K 161
mkdir 11 2K 434
ipsecpolicy 2 2K 2
msi 9 2K 9
diradd 9 2K 372
sctp_stro 1 1K 4
softdep 1 1K 1
dirrem 4 1K 320
freeblks 4 1K 220
sahead 1 1K 1
secasvar 1 1K 1
mld 8 1K 22
igmp 8 1K 22
vnodemarker 2 1K 44
NFSD session 1 1K 1
sctp_ifn 7 1K 46
CAM periph 4 1K 271
inpcbpolicy 25 1K 621
sctp_timw 3 1K 3
ipsec 3 1K 3
newdirblk 6 1K 217
freefile 6 1K 265
pfil 6 1K 6
isadev 6 1K 6
osd 18 1K 177
mount 16 1K 426
pci_link 10 1K 10
crypto 4 1K 30
encap_export_host 12 1K 12
ip6opt 3 1K 22
sctp_stri 1 1K 4
cdev 2 1K 2
lkpikmalloc 8 1K 9
counter_rate 13 1K 13
chacha20random 1 1K 1
biobuf 1 1K 1
sctp_atky 6 1K 63
savedino 1 1K 194
indirdep 1 1K 123
ip_msource 4 1K 9
VN POLL 2 1K 10
vnodes 1 1K 3
ktls 1 1K 8
procdesc 2 1K 12
NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1
DEVFS 9 1K 10
CAM SIM 2 1K 2
feeder 7 1K 7
cryptodev 3 1K 101
tcpfunc 3 1K 3
loginclass 3 1K 5
prison 6 1K 6
nexusdev 8 1K 8
apmdev 1 1K 1
atkbddev 2 1K 2
ip6_msource 2 1K 16
in_mfilter 3 1K 17
aio 4 1K 5
pmchooks 1 1K 1
filecaps 5 1K 91
CAM path 4 1K 1034
CAM dev queue 2 1K 2
CAM I/O Scheduler 1 1K 1
soname 4 1K 3468
sctp_athm 5 1K 60
sctp_vrf 1 1K 1
ip_moptions 1 1K 7
vnet 1 1K 1
pmc 1 1K 1
sigio 1 1K 2
entropy 2 1K 50
acpiintr 1 1K 1
sctp_map 2 1K 8
cpus 2 1K 2
vnet_data_free 1 1K 1
Per-cpu 1 1K 1
p1003.1b 1 1K 1
tcp_pcm_rack 0 0K 0
tcp_do_rack 0 0K 0
tcp_fsb_rack 0 0K 0
mqdata 0 0K 0
sctp_mcore 0 0K 0
sctp_socko 0 0K 25
sctp_iter 0 0K 68
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 68
sctp_aadr 0 0K 0
ipcomp 0 0K 0
esp 0 0K 0
ah 0 0K 0
filemon 0 0K 8
pf_table 0 0K 0
pf 0 0K 0
pf_rule 0 0K 0
pf_altq 0 0K 0
pf_osfp 0 0K 0
pf_krule_item 0 0K 0
pf_temp 0 0K 0
madt_table 0 0K 2
smartpqi 0 0K 0
ixl 0 0K 0
ice-resmgr 0 0K 0
ice-osdep 0 0K 0
ice 0 0K 0
iavf 0 0K 0
axgbe 0 0K 0
fpukern_ctx 0 0K 0
xen_intr 0 0K 0
xen_hvm 0 0K 0
legacydrv 0 0K 0
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 0
xenbus 0 0K 0
vm_fictitious 0 0K 0
UMAHash 0 0K 0
vm_pgdata 0 0K 0
jblocks 0 0K 0
sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0
sbdep 0 0K 22
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 93
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 1
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 28
ipsecrequest 0 0K 0
ip6_moptions 0 0K 14
in6_mfilter 0 0K 30
frag6 0 0K 6
tcplog 0 0K 0
tcp_hwpace 0 0K 0
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 21
fadvise 0 0K 1
statfs 0 0K 199
namei_tracker 0 0K 1
inotify 0 0K 16
export_host 0 0K 0
cl_savebuf 0 0K 36
lio 0 0K 2
acl 0 0K 0
mbuf_tag 0 0K 0
accf 0 0K 0
pts 0 0K 0
timerfd 0 0K 0
iov 0 0K 20670
ioctlops 0 0K 159
eventfd 0 0K 7
Witness 0 0K 0
stack 0 0K 0
sbuf 0 0K 218
firmware 0 0K 0
compressor 0 0K 0
SWAP 0 0K 0
sysctltmp 0 0K 652
sysctl 0 0K 3
ekcd 0 0K 0
dumper 0 0K 0
sendfile 0 0K 6
rctl 0 0K 0
cache 0 0K 0
jaildesc 0 0K 0
prison_racct 0 0K 0
Fail Points 0 0K 0
filedesc_to_leader 0 0K 2
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 78
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 0
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 5
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 1
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 175
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 8324 1836 24706 0 254 41615360 0
mbuf 256 9117 1310 36962 0 254 2669312 0
tcp_log 416 3922 398 9417 0 254 1797120 0
BUF TRIE 152 321 11483 1717 0 62 1794208 0
malloc-384 384 4176 24 4266 0 30 1612800 0
RADIX NODE 152 8971 904 52550 0 62 1501000 0
malloc-128 128 11618 100 16252 0 126 1499904 0
malloc-4096 4096 353 3 1091 0 2 1458176 0
UMA Slabs 0 112 11846 28 11846 0 126 1329888 0
malloc-64 64 383 16942 91881 0 254 1108800 0
malloc-65536 65536 15 1 19 0 1 1048576 0
mbuf_cluster 2048 508 0 508 0 254 1040384 0
vmem btag 56 18084 99 18084 0 254 1018248 0
FFS inode 1168 585 24 858 0 8 711312 0
malloc-16384 16384 34 6 348 0 1 655360 0
sctp_ep 1152 3 508 51 0 254 588672 0
sctp_asoc 2256 1 254 4 0 254 575280 0
socket 1024 45 463 2286 0 254 520192 0
lkpicurr 168 2 3094 2 0 62 520128 0
pbuf 2624 0 182 0 0 2 477568 0
256 Bucket 2048 215 11 1447 0 8 462848 0
VM OBJECT 248 1426 190 19446 0 62 400768 0
malloc-4096 4096 87 7 1228 0 2 385024 0
THREAD 1860 168 24 464 0 8 357120 0
DEVCTL 1024 209 103 336 0 0 319488 0
VNODE 440 626 67 915 0 30 304920 0
malloc-2048 2048 108 28 706 0 8 278528 0
malloc-64 64 4154 193 175994 0 254 278208 0
malloc-16 16 14597 153 29407 0 254 236000 0
MAP ENTRY 96 2019 375 66058 0 126 229824 0
malloc-32768 32768 2 5 59 0 1 229376 0
malloc-65536 65536 1 2 75 0 1 196608 0
malloc-65536 65536 2 1 10 0 1 196608 0
malloc-128 128 1310 209 25830 0 126 194432 0
sctp_raddr 736 1 263 9 0 254 194304 0
UMA Zones 768 243 1 243 0 16 187392 0
malloc-32 32 5351 319 26931 0 254 181440 0
FPU_save_area 832 170 46 663 0 16 179712 0
lkpimm 56 1 3095 1 0 254 173376 0
unpcb 320 16 500 1500 0 254 165120 0
malloc-1024 1024 143 17 212 0 16 163840 0
FFS2 dinode 256 585 45 858 0 62 161280 0
PROC 1368 86 24 1228 0 8 150480 0
S VFS Cache 104 1048 356 1366 0 126 146016 0
malloc-256 256 32 538 2239 0 62 145920 0
malloc-65536 65536 0 2 110 0 1 131072 0
malloc-32768 32768 0 4 12 0 1 131072 0
mbuf_packet 256 5 503 830 0 254 130048 0
filedesc0 1072 87 25 1291 0 8 120064 0
ksiginfo 112 87 957 154 0 126 116928 0
malloc-128 128 649 250 2548 0 126 115072 0
malloc-2048 2048 6 50 697 0 8 114688 0
malloc-128 128 528 247 1610 0 126 99200 0
malloc-32768 32768 3 0 3 0 1 98304 0
syncache 176 1 528 4 0 254 93104 0
UMA Kegs 384 229 4 229 0 30 89472 0
128 Bucket 1024 57 26 279 0 16 84992 0
malloc-2048 2048 32 8 68 0 8 81920 0
malloc-384 384 138 72 598 0 30 80640 0
malloc-256 256 205 110 730 0 62 80640 0
malloc-256 256 181 134 3186 0 62 80640 0
sctp_chunk 152 145 375 151 0 254 79040 0
tcp_inpcb 1304 14 43 159 0 8 74328 0
malloc-64 64 652 419 21556 0 254 68544 0
malloc-128 128 303 224 395 0 126 67456 0
malloc-65536 65536 0 1 3 0 1 65536 0
malloc-32768 32768 2 0 2 0 1 65536 0
malloc-32768 32768 0 2 120 0 1 65536 0
malloc-8192 8192 6 2 8 0 1 65536 0
malloc-4096 4096 11 5 40 0 2 65536 0
64 Bucket 512 105 23 7067 0 30 65536 0
32 Bucket 256 77 178 7417 0 62 65280 0
g_bio 408 4 146 9097 0 30 61200 0
VMSPACE 584 61 37 1203 0 16 57232 0
malloc-64 64 461 358 674 0 254 52416 0
Files 80 219 431 10786 0 126 52000 0
malloc-128 128 6 397 441 0 126 51584 0
udp_inpcb 408 6 120 376 0 30 51408 0
malloc-256 256 48 147 1654 0 62 49920 0
malloc-256 256 80 115 642 0 62 49920 0
malloc-256 256 108 87 935 0 62 49920 0
DIRHASH 1024 34 14 36 0 16 49152 0
NAMEI 1024 0 48 18552 0 16 49152 0
malloc-8192 8192 5 1 7 0 1 49152 0
malloc-4096 4096 5 7 103 0 2 49152 0
malloc-1024 1024 7 41 1471 0 16 49152 0
malloc-384 384 63 57 64 0 30 46080 0
pcpu-8 8 5081 551 7488 0 254 45056 0
malloc-32 32 1163 223 2479 0 254 44352 0
TURNSTILE 136 193 122 193 0 62 42840 0
vnpbuf 2624 0 16 1 0 16 41984 0
malloc-8192 8192 2 3 36 0 1 40960 0
malloc-8192 8192 3 2 10 0 1 40960 0
malloc-4096 4096 3 7 27 0 2 40960 0
pipe 736 24 31 411 0 16 40480 0
da_ccb 544 1 69 2423 0 16 38080 0
malloc-64 64 61 506 243 0 254 36288 0
malloc-64 64 14 553 42 0 254 36288 0
malloc-64 64 45 522 531 0 254 36288 0
malloc-64 64 28 539 422 0 254 36288 0
tcp_bbr_map 128 0 279 24 0 126 35712 0
malloc-128 128 47 232 156 0 126 35712 0
malloc-128 128 16 263 307 0 126 35712 0
routing nhops 256 32 103 100 0 62 34560 0
ttyoutq 256 72 63 160 0 62 34560 0
malloc-384 384 36 54 287 0 30 34560 0
malloc-256 256 58 77 291 0 62 34560 0
malloc-256 256 29 106 369 0 62 34560 0
ripcb 376 6 84 66 0 30 33840 0
SLEEPQUEUE 88 193 191 193 0 126 33792 0
malloc-32768 32768 1 0 1 0 1 32768 0
malloc-32768 32768 1 0 1 0 1 32768 0
malloc-16384 16384 2 0 2 0 1 32768 0
malloc-16384 16384 2 0 2 0 1 32768 0
malloc-16384 16384 0 2 190 0 1 32768 0
malloc-8192 8192 2 2 83 0 1 32768 0
malloc-2048 2048 1 15 13 0 8 32768 0
malloc-2048 2048 10 6 24 0 8 32768 0
malloc-2048 2048 0 16 50 0 8 32768 0
malloc-2048 2048 3 13 195 0 8 32768 0
malloc-2048 2048 6 10 56 0 8 32768 0
malloc-1024 1024 2 30 46 0 16 32768 0
malloc-1024 1024 6 26 1504 0 16 32768 0
malloc-1024 1024 10 22 177 0 16 32768 0
malloc-1024 1024 3 29 6 0 16 32768 0
malloc-512 512 3 61 167 0 30 32768 0
malloc-512 512 4 60 145 0 30 32768 0
malloc-512 512 8 56 60 0 30 32768 0
malloc-512 512 8 56 9 0 30 32768 0
pcpu-64 64 501 11 501 0 254 32768 0
tcp_bbr_pcb 896 0 36 14 0 16 32256 0
sctp_stream_msg_out 112 0 288 1 0 254 32256 0
ttyinq 160 135 65 300 0 62 32000 0
tcp_log_id_node 120 1 263 2 0 126 31680 0
PGRP 120 30 234 73 0 126 31680 0
clpbuf 2624 0 12 108 0 4 31488 0
sctp_laddr 48 1 587 78 0 254 28224 0
rl_entry 48 4 584 5 0 254 28224 0
16 Bucket 144 67 129 461 0 62 28224 0
4 Bucket 48 7 581 14 0 254 28224 0
AIO 208 0 133 38 0 62 27664 0
AIOCB 552 0 49 80 0 16 27048 0
udplite_inpcb 408 0 63 20 0 30 25704 0
cpuset 200 8 120 11 0 62 25600 0
malloc-8192 8192 3 0 3 0 1 24576 0
malloc-4096 4096 3 3 325 0 2 24576 0
tcp_log_id_bucket 176 1 137 2 0 62 24288 0
ertt_txseginfo 40 0 606 1171 0 254 24240 0
PWD 40 39 567 279 0 254 24240 0
rtentry 168 35 109 100 0 62 24192 0
8 Bucket 80 57 243 426 0 126 24000 0
itimer 352 0 66 8 0 30 23232 0
malloc-384 384 6 54 164 0 30 23040 0
malloc-384 384 1 59 344 0 30 23040 0
malloc-384 384 26 34 79 0 30 23040 0
malloc-384 384 28 32 461 0 30 23040 0
domainset 40 0 567 4 0 254 22680 0
Mountpoints 2816 2 6 7 0 4 22528 0
hostcache 64 3 312 3 0 254 20160 0
ertt 72 13 267 159 0 126 20160 0
malloc-32 32 80 550 119 0 254 20160 0
malloc-32 32 144 486 728 0 254 20160 0
malloc-32 32 46 584 799 0 254 20160 0
malloc-32 32 139 491 3463 0 254 20160 0
malloc-32 32 62 568 377 0 254 20160 0
2 Bucket 32 68 562 449 0 254 20160 0
KNOTE 160 0 125 255 0 62 20000 0
cryptop 280 0 70 9 0 30 19600 0
ktls_session 256 0 75 2 0 62 19200 0
L VFS Cache 320 0 60 28 0 30 19200 0
vmem 1856 2 7 2 0 8 16704 0
epoch_record pcpu 256 4 60 4 0 62 16384 0
malloc-8192 8192 1 1 22 0 1 16384 0
malloc-4096 4096 1 3 257 0 2 16384 0
malloc-1024 1024 8 8 8 0 16 16384 0
malloc-512 512 3 29 113 0 30 16384 0
malloc-512 512 12 20 17 0 30 16384 0
malloc-512 512 0 32 1 0 30 16384 0
SMR CPU 32 8 503 8 0 254 16352 0
ipq 56 1 287 1 0 254 16128 0
tcpreass 48 0 336 3 0 254 16128 0
kenv 258 17 43 1071 0 30 15480 0
mqnode 416 3 33 3 0 30 14976 0
SMR SHARED 24 8 503 8 0 254 12264 0
sackhole 32 0 378 2 0 254 12096 0
malloc-32 32 7 371 35 0 254 12096 0
malloc-16 16 15 735 167 0 254 12000 0
malloc-16 16 18 732 89 0 254 12000 0
malloc-16 16 303 447 782 0 254 12000 0
malloc-16 16 96 654 212 0 254 12000 0
malloc-16 16 189 561 3028 0 254 12000 0
malloc-16 16 37 713 24931 0 254 12000 0
malloc-16 16 78 672 1991 0 254 12000 0
AIOLIO 272 0 42 2 0 30 11424 0
tfo_ccache_entries 80 1 127 1 0 126 10240 0
malloc-8192 8192 1 0 1 0 1 8192 0
malloc-4096 4096 0 2

---
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