panic: pfi_kif_unref: ADDR has zero refs

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syzbot

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Oct 12, 2020, 4:16:20 PM10/12/20
to syzkaller-f...@googlegroups.com
Hello,

syzbot found the following issue on:

HEAD commit: 7b56445c pf tests: Test that 'set skip on <group>' works o..
git tree: freebsd
console output: https://syzkaller.appspot.com/x/log.txt?x=15e49478500000
dashboard link: https://syzkaller.appspot.com/bug?extid=9a1a4b126f233c60835c
userspace arch: i386
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=15a538cf900000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=14c15878500000

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+9a1a4b...@syzkaller.appspotmail.com

panic: pfi_kif_unref: 0xfffff80004210a00 has zero refs
cpuid = 1
time = 1602533608
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe00255ae040
vpanic() at vpanic+0x1c7/frame 0xfffffe00255ae0a0
panic() at panic+0x43/frame 0xfffffe00255ae100
pfi_kif_unref() at pfi_kif_unref+0x1b0/frame 0xfffffe00255ae130
pf_empty_pool() at pf_empty_pool+0x96/frame 0xfffffe00255ae160
pfioctl() at pfioctl+0xf10/frame 0xfffffe00255ae690
devfs_ioctl() at devfs_ioctl+0x14e/frame 0xfffffe00255ae6f0
VOP_IOCTL_APV() at VOP_IOCTL_APV+0x78/frame 0xfffffe00255ae720
vn_ioctl() at vn_ioctl+0x279/frame 0xfffffe00255ae840
devfs_ioctl_f() at devfs_ioctl_f+0x47/frame 0xfffffe00255ae880
kern_ioctl() at kern_ioctl+0x3d2/frame 0xfffffe00255ae8f0
sys_ioctl() at sys_ioctl+0x22e/frame 0xfffffe00255ae9c0
freebsd32_ioctl() at freebsd32_ioctl+0x1bf/frame 0xfffffe00255aeab0
ia32_syscall() at ia32_syscall+0x24e/frame 0xfffffe00255aebf0
int0x80_syscall_common() at int0x80_syscall_common+0x9c/frame 0xffffdb78
KDB: enter: panic
[ thread pid 772 tid 100110 ]
Stopped at kdb_enter+0x67: movq $0,0x1481666(%rip)
db>
db> set $lines = 0
db> set $maxwidth = 0
db> show registers
cs 0x20
ds 0x3b ll+0x1a
es 0x3b ll+0x1a
fs 0x13
gs 0x1b
ss 0
rax 0x12
rcx 0x80 ll+0x5f
rdx 0xffffffff8191b4d9
rbx 0
rsp 0xfffffe00255ae020
rbp 0xfffffe00255ae040
rsi 0x1
rdi 0
r8 0
r9 0xffffffff
r10 0
r11 0xfffffe0003ddb310
r12 0xffffffff82066b10 ddb_dbbe
r13 0
r14 0xffffffff81967494
r15 0xffffffff81967494
rip 0xffffffff810d1f17 kdb_enter+0x67
rflags 0x200082 kernphys+0x82
kdb_enter+0x67: movq $0,0x1481666(%rip)
db> show proc
Process 772 (syz-executor7240999) at 0xfffff800198bfa40:
state: NORMAL
uid: 0 gids: 0, 0, 5
parent: pid 771 at 0xfffff80004c6b000
ABI: FreeBSD ELF32
arguments: ./syz-executor724099902
reaper: 0xfffff8000431a000 reapsubtree: 1
sigparent: 20
vmspace: 0xfffffe00257463d0
(map 0xfffffe00257463d0)
(map.pmap 0xfffffe0025746490)
(pmap 0xfffffe00257464f0)
threads: 1
100110 Run CPU 1 syz-executor7240999
db> ps
pid ppid pgrp uid state wmesg wchan cmd
773 769 765 0 R syz-executor7240999
772 771 765 0 R CPU 1 syz-executor7240999
771 767 765 0 S nanslp 0xffffffff82526d01 syz-executor7240999
769 767 765 0 S nanslp 0xffffffff82526d00 syz-executor7240999
768 767 765 0 R syz-executor7240999
767 765 765 0 R CPU 0 syz-executor7240999
765 763 765 0 Ss pause 0xfffff80004c6e0a8 csh
763 682 763 0 Ss select 0xfffff80004a5aec0 sshd
742 1 742 0 Ss+ ttyin 0xfffff800047f24b0 getty
741 1 741 0 Ss+ ttyin 0xfffff80004ac84b0 getty
740 1 740 0 Ss+ ttyin 0xfffff80004ac88b0 getty
739 1 739 0 Ss+ ttyin 0xfffff80004ac8cb0 getty
738 1 738 0 Ss+ ttyin 0xfffff80004acb0b0 getty
737 1 737 0 Ss+ ttyin 0xfffff80004acb4b0 getty
736 1 736 0 Ss+ ttyin 0xfffff80004acb8b0 getty
735 1 735 0 Ss+ ttyin 0xfffff80004acbcb0 getty
734 1 734 0 Ss+ ttyin 0xfffff80004aca0b0 getty
732 1 24 0 S+ piperd 0xfffff80004c798e8 logger
731 730 24 0 S+ nanslp 0xffffffff82526d00 sleep
730 1 24 0 S+ wait 0xfffff80004c80a40 sh
686 1 686 0 Ss nanslp 0xffffffff82526d01 cron
682 1 682 0 Ss select 0xfffff80004a5d040 sshd
495 1 495 0 Ss select 0xfffff800041e94c0 syslogd
424 1 424 0 Ss select 0xfffff80004a5dbc0 devd
423 1 423 65 Ss select 0xfffff80004a5d340 dhclient
338 1 338 0 Ss select 0xfffff800041e9940 dhclient
335 1 335 0 Ss select 0xfffff80004a5d1c0 dhclient
23 0 0 0 DL vlruwt 0xfffff8000440b520 [vnlru]
22 0 0 0 DL syncer 0xffffffff82613de8 [syncer]
21 0 0 0 DL (threaded) [bufdaemon]
100070 D qsleep 0xffffffff82613150 [bufdaemon]
100077 D - 0xffffffff8200ae00 [bufspacedaemon-0]
100088 D sdflush 0xfffff80004be4ce8 [/ worker]
20 0 0 0 DL psleep 0xffffffff8263a3c8 [vmdaemon]
19 0 0 0 DL (threaded) [pagedaemon]
100068 D psleep 0xffffffff8262e7f8 [dom0]
100075 D launds 0xffffffff8262e804 [laundry: dom0]
100076 D umarcl 0xffffffff814d7f20 [uma]
18 0 0 0 DL - 0xffffffff8235a888 [rand_harvestq]
17 0 0 0 DL waiting 0xffffffff82d5b1d8 [sctp_iterator]
16 0 0 0 DL pftm 0xffffffff82bda390 [pf purge]
15 0 0 0 DL - 0xffffffff8261272c [soaiod4]
9 0 0 0 DL - 0xffffffff8261272c [soaiod3]
8 0 0 0 DL - 0xffffffff8261272c [soaiod2]
7 0 0 0 DL - 0xffffffff8261272c [soaiod1]
6 0 0 0 DL (threaded) [cam]
100034 D - 0xffffffff822325c0 [doneq0]
100067 D - 0xffffffff82232490 [scanner]
5 0 0 0 DL crypto_ 0xfffff8000434cd90 [crypto returns 1]
4 0 0 0 DL crypto_ 0xfffff8000434cd30 [crypto returns 0]
3 0 0 0 DL crypto_ 0xffffffff8262bce0 [crypto]
14 0 0 0 DL seqstat 0xfffff800043dbc88 [sequencer 00]
13 0 0 0 DL (threaded) [geom]
100025 D - 0xffffffff82505c70 [g_event]
100026 D - 0xffffffff82505c78 [g_up]
100027 D - 0xffffffff82505c80 [g_down]
2 0 0 0 DL (threaded) [KTLS]
100018 D - 0xfffff800040dae00 [thr_0]
100019 D - 0xfffff800040dae80 [thr_1]
12 0 0 0 WL (threaded) [intr]
100010 I [swi5: fast taskq]
100014 I [swi6: task queue]
100015 I [swi6: Giant taskq]
100020 I [swi3: vm]
100021 I [swi4: clock (0)]
100022 I [swi4: clock (1)]
100023 I [swi1: netisr 0]
100035 I [irq24: virtio_pci0]
100036 I [irq25: virtio_pci0]
100037 I [irq26: virtio_pci0]
100038 I [irq27: virtio_pci0]
100039 I [irq28: virtio_pci1]
100040 I [irq29: virtio_pci1]
100041 I [irq30: virtio_pci1]
100042 I [irq31: virtio_pci1]
100043 I [irq32: virtio_pci1]
100048 I [irq10: virtio_pci2]
100050 I [irq1: atkbd0]
100051 I [irq12: psm0]
100052 I [swi0: uart uart++]
100060 I [swi1: pf send]
100073 I [swi1: hpts]
100074 I [swi1: hpts]
11 0 0 0 RL (threaded) [idle]
100003 CanRun [idle: cpu0]
100004 CanRun [idle: cpu1]
1 0 1 0 SLs wait 0xfffff8000431a000 [init]
10 0 0 0 DL audit_w 0xffffffff8262c200 [audit]
0 0 0 0 DLs (threaded) [kernel]
100000 D swapin 0xffffffff82506210 [swapper]
100005 D - 0xfffff8000421e000 [if_config_tqg_0]
100006 D - 0xfffff8000421de00 [softirq_0]
100007 D - 0xfffff8000421dd00 [softirq_1]
100008 D - 0xfffff8000421dc00 [if_io_tqg_0]
100009 D - 0xfffff8000421db00 [if_io_tqg_1]
100011 D - 0xfffff8000421d900 [inm_free taskq]
100012 D - 0xfffff8000421d800 [kqueue_ctx taskq]
100013 D - 0xfffff8000421d700 [aiod_kick taskq]
100016 D - 0xfffff8000421d400 [in6m_free taskq]
100017 D - 0xfffff8000421d300 [thread taskq]
100024 D - 0xfffff8000421d200 [firmware taskq]
100029 D - 0xfffff8000421c700 [crypto_0]
100030 D - 0xfffff8000421c700 [crypto_1]
100044 D - 0xfffff8000421ba00 [vtnet0 rxq 0]
100045 D - 0xfffff8000421b900 [vtnet0 txq 0]
100046 D - 0xfffff8000421b800 [vtnet0 rxq 1]
100047 D - 0xfffff8000421b700 [vtnet0 txq 1]
100049 D vtbslp 0xfffff800041e9a80 [virtio_balloon]
100053 D - 0xfffff8000421b500 [mca taskq]
100058 D - 0xffffffff81d0e7d1 [deadlkres]
100062 D - 0xfffff8000421c200 [acpi_task_0]
100063 D - 0xfffff8000421c200 [acpi_task_1]
100064 D - 0xfffff8000421c200 [acpi_task_2]
100066 D - 0xfffff8000421c100 [CAM taskq]
770 768 765 0 Z syz-executor7240999
db> show all locks
Process 772 (syz-executor7240999) thread 0xfffffe0003ddae00 (100110)
exclusive rm pf rulesets (pf rulesets) r = 0 (0xffffffff82c2d288) locked @ /syzkaller/managers/i386/kernel/sys/netpfil/pf/pf_ioctl.c:2616
Process 767 (syz-executor7240999) thread 0xfffffe0019f97c00 (100079)
exclusive sx vm map (user) (vm map (user)) r = 0 (0xfffffe00257eea48) locked @ /syzkaller/managers/i386/kernel/sys/vm/vm_map.c:4183
exclusive sx vm map (user) (vm map (user)) r = 0 (0xfffffe00257e6a48) locked @ /syzkaller/managers/i386/kernel/sys/vm/vm_map.c:4179
db> show malloc
Type InUse MemUse Requests
pf_hash 5 11524K 5
devbuf 4214 4854K 4239
tcp_hpts 5 3201K 5
vtbuf 24 1968K 46
sysctloid 28170 1644K 28234
kobj 336 1344K 496
newblk 468 1141K 486
vfscache 4 1025K 4
pcb 21 537K 75
inodedep 48 536K 71
ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
intr 4 472K 4
subproc 119 242K 841
acpica 1674 185K 52444
vnet_data 1 168K 1
pagedep 14 132K 18
tfo_ccache 1 128K 1
sem 4 106K 4
DEVFS1 101 101K 110
linker 254 99K 282
bus 979 79K 3032
mtx_pool 2 72K 2
syncache 1 68K 1
acpitask 1 64K 1
ddb_capture 1 64K 1
module 507 64K 507
temp 18 33K 1506
hostcache 1 32K 1
shm 1 32K 1
umtx 252 32K 252
kdtrace 161 31K 1605
msg 4 30K 4
DEVFS3 120 30K 130
DEVFS_RULE 56 27K 56
gtaskqueue 18 26K 18
vmem 3 22K 5
kbdmux 6 22K 6
BPF 10 18K 10
ufs_mount 5 17K 6
proc 3 17K 3
tty 16 16K 16
tidhash 1 16K 1
ithread 99 16K 99
bus-sc 30 14K 1413
ifaddr 32 13K 32
KTRACE 100 13K 100
kenv 92 12K 92
eventhandler 132 12K 132
pfs_nodes 20 10K 20
GEOM 60 10K 488
rman 82 10K 423
bmsafemap 3 9K 40
UART 12 9K 12
devstat 4 9K 4
rpc 2 8K 2
shmfd 1 8K 1
pfs_vncache 1 8K 1
audit_evclass 233 8K 291
CAM DEV 3 6K 510
vt 11 6K 11
cred 21 6K 233
sglist 5 6K 5
CAM queue 5 6K 1528
taskqueue 48 6K 48
ufs_dirhash 24 5K 24
dirrem 17 5K 28
plimit 17 5K 322
ifnet 3 5K 3
UMA 251 5K 251
memdesc 1 4K 1
MCA 32 4K 32
evdev 4 4K 4
filedesc 1 4K 1
lltable 11 4K 11
routetbl 15 4K 27
pf_ifnet 6 4K 9
hhook 13 4K 13
kqueue 52 4K 776
ether_multi 40 4K 45
diradd 25 4K 36
in6_multi 25 3K 25
acpisem 22 3K 22
terminal 11 3K 11
select 20 3K 20
session 20 3K 31
pgrp 20 3K 31
uidinfo 3 3K 8
local_apic 1 2K 1
io_apic 1 2K 1
ipsec-saq 2 2K 2
ioctlops 1 2K 86
proc-args 39 2K 468
CAM XPT 22 2K 543
Unitno 26 2K 38
lockf 15 2K 22
ipsecpolicy 2 2K 2
acpidev 20 2K 20
msi 9 2K 9
clone 9 2K 9
softdep 1 1K 1
sahead 1 1K 1
secasvar 1 1K 1
vnodemarker 2 1K 10
NFSD session 1 1K 1
CAM periph 4 1K 271
ipsec 3 1K 3
indirdep 3 1K 3
nhops 6 1K 6
toponodes 6 1K 6
isadev 6 1K 6
mount 16 1K 89
pci_link 10 1K 10
sctp_ifa 5 1K 7
ip6ndp 4 1K 5
encap_export_host 12 1K 12
crypto 3 1K 3
newdirblk 4 1K 8
mkdir 4 1K 16
in_multi 2 1K 3
pfil 4 1K 4
chacha20random 1 1K 1
CAM SIM 2 1K 2
cdev 2 1K 2
osd 3 1K 9
sctp_ifn 2 1K 7
mld 2 1K 2
igmp 2 1K 2
vnodes 1 1K 1
ktls 1 1K 1
NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1
DEVFS 9 1K 10
feeder 7 1K 7
inpcbpolicy 6 1K 129
loginclass 3 1K 7
prison 6 1K 6
pf_rule 1 1K 1
CAM dev queue 2 1K 2
CAM I/O Scheduler 1 1K 1
apmdev 1 1K 1
atkbddev 2 1K 2
CAM path 4 1K 1034
freework 1 1K 26
tcpfunc 2 1K 2
pmchooks 1 1K 1
DEVFSP 2 1K 2
soname 4 1K 3051
filecaps 4 1K 63
tun 3 1K 3
nexusdev 5 1K 5
sctp_vrf 1 1K 1
entropy 2 1K 35
vnet 1 1K 1
acpiintr 1 1K 1
pmc 1 1K 1
cpus 2 1K 2
vnet_data_free 1 1K 1
Per-cpu 1 1K 1
p1003.1b 1 1K 1
sctp_mcore 0 0K 0
sctp_socko 0 0K 0
sctp_iter 0 0K 3
sctp_mvrf 0 0K 0
sctp_timw 0 0K 0
sctp_cpal 0 0K 0
sctp_cmsg 0 0K 0
sctp_stre 0 0K 0
sctp_athi 0 0K 0
sctp_athm 0 0K 0
sctp_atky 0 0K 0
sctp_atcl 0 0K 0
sctp_a_it 0 0K 3
sctp_aadr 0 0K 0
sctp_stro 0 0K 0
sctp_stri 0 0K 0
sctp_map 0 0K 0
pf_table 0 0K 3
pf_altq 0 0K 0
pf_osfp 0 0K 0
pf_temp 0 0K 0
vtfont 0 0K 0
madt_table 0 0K 2
ath_hal 0 0K 0
athdev 0 0K 0
ata_pci 0 0K 0
ata_dma 0 0K 0
ata_generic 0 0K 0
amr 0 0K 0
scsi_da 0 0K 69
pvscsi 0 0K 0
smartpqi 0 0K 0
ata_da 0 0K 0
scsi_ch 0 0K 0
scsi_cd 0 0K 0
USBdev 0 0K 0
USB 0 0K 0
AHCI driver 0 0K 0
agp 0 0K 0
iavf 0 0K 0
ixl 0 0K 0
nvme_da 0 0K 0
acpipwr 0 0K 0
twsbuf 0 0K 0
twe_commands 0 0K 0
twa_commands 0 0K 0
ice-resmgr 0 0K 0
ice-osdep 0 0K 0
ice 0 0K 0
axgbe 0 0K 0
fpukern_ctx 0 0K 0
tcp_log_dev 0 0K 0
xen_intr 0 0K 0
midi buffers 0 0K 0
mixer 0 0K 0
xen_hvm 0 0K 0
legacydrv 0 0K 0
qpidrv 0 0K 0
ac97 0 0K 0
dmar_idpgtbl 0 0K 0
dmar_dom 0 0K 0
dmar_ctx 0 0K 0
hdacc 0 0K 0
hdac 0 0K 0
hdaa 0 0K 0
isci 0 0K 0
iommu_dmamap 0 0K 0
acpi_perf 0 0K 0
hyperv_socket 0 0K 0
bxe_ilt 0 0K 0
xenbus 0 0K 0
acpicmbat 0 0K 0
SIIS driver 0 0K 0
vm_fictitious 0 0K 0
CAM CCB 0 0K 1789
PUC 0 0K 0
ppbusdev 0 0K 0
agtiapi_MemAlloc malloc 0 0K 0
osti_cacheable 0 0K 0
tempbuff 0 0K 0
tempbuff 0 0K 0
UMAHash 0 0K 0
ag_tgt_map_t malloc 0 0K 0
ag_slr_map_t malloc 0 0K 0
vm_pgdata 0 0K 0
jblocks 0 0K 0
savedino 0 0K 12
sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0
sbdep 0 0K 3
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
freefile 0 0K 9
freeblks 0 0K 25
freefrag 0 0K 7
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
xform 0 0K 0
lDevFlags * malloc 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 3
ip6_msource 0 0K 0
ip6_moptions 0 0K 0
in6_mfilter 0 0K 0
frag6 0 0K 0
tcplog 0 0K 0
tiDeviceHandle_t * malloc 0 0K 0
LRO 0 0K 0
newreno data 0 0K 0
ip_msource 0 0K 0
ip_moptions 0 0K 0
in_mfilter 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 0
fadvise 0 0K 0
ag_portal_data_t malloc 0 0K 0
statfs 0 0K 196
export_host 0 0K 0
cl_savebuf 0 0K 3
ag_device_t malloc 0 0K 0
STLock malloc 0 0K 0
CCB List 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
CAM ccb queue 0 0K 0
mrsasbuf 0 0K 0
mpt_user 0 0K 0
mps_user 0 0K 0
biobuf 0 0K 0
aios 0 0K 0
lio 0 0K 0
acl 0 0K 0
MPSSAS 0 0K 0
mbuf_tag 0 0K 25
accf 0 0K 0
pts 0 0K 0
iov 0 0K 12931
Witness 0 0K 0
stack 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
sbuf 0 0K 288
md_disk 0 0K 0
firmware 0 0K 0
compressor 0 0K 0
malodev 0 0K 0
SWAP 0 0K 0
LED 0 0K 0
sysctltmp 0 0K 586
sysctl 0 0K 1
ekcd 0 0K 0
dumper 0 0K 0
sendfile 0 0K 0
rctl 0 0K 0
ix_sriov 0 0K 0
aacraidcam 0 0K 0
ix 0 0K 0
ipsbuf 0 0K 0
iirbuf 0 0K 0
cache 0 0K 0
aacraid_buf 0 0K 0
kcovinfo 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
aaccam 0 0K 0
aacbuf 0 0K 0
zstd 0 0K 0
nvlist 0 0K 0
SCSI ENC 0 0K 0
SCSI sa 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 name 0 0K 0
tmpfs mount 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 diroffdiroff 0 0K 0
NEWdirectio 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
NFSD srvcache 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
scsi_pass 0 0K 0
ciss_data 0 0K 0
xnb 0 0K 0
xbbd 0 0K 0
xbd 0 0K 0
Balloon 0 0K 0
sysmouse 0 0K 0
db> show uma
Zone Size Used Free Requests Sleeps Bucket Total Mem XFree
mbuf_cluster 2048 9526 126 9526 0 254 19767296 0
mbuf_packet 256 8192 1206 23996 0 254 2405888 0
512 512 4188 44 4196 0 30 2166784 0
BUF TRIE 144 165 13303 474 0 62 1939392 0
4096 4096 395 1 1661 0 2 1622016 0
128 128 9207 124 9221 0 126 1194368 0
mbuf_jumbo_page 4096 0 254 10 0 254 1040384 0
pbuf 832 0 953 0 0 2 792896 0
UMA Slabs 0 112 6500 10 6500 0 126 729120 0
tcpcb 1040 3 514 7 0 254 537680 0
socket 960 14 494 1185 0 254 487680 0
65536 65536 6 0 6 0 1 393216 0
RADIX NODE 144 2007 174 19316 0 62 314064 0
256 Bucket 2048 121 23 361 0 8 294912 0
VNODE 496 529 47 541 0 30 285696 0
VM OBJECT 264 917 73 12390 0 30 261360 0
ripcb 488 1 511 4 0 254 249856 0
tcp_inpcb 488 3 509 7 0 254 249856 0
udp_inpcb 488 2 510 118 0 254 249856 0
THREAD 1792 110 16 110 0 8 225792 0
DEVCTL 1024 0 208 109 0 0 212992 0
mbuf 256 386 386 1923 0 254 197632 0
64 64 2707 380 2710 0 254 197568 0
16 16 11828 422 11883 0 254 196000 0
128 128 1254 141 27403 0 126 178560 0
UMA Zones 768 226 1 226 0 16 174336 0
256 256 535 95 582 0 62 161280 0
32 32 4432 482 4469 0 254 157248 0
FFS2 dinode 256 499 71 508 0 62 145920 0
65536 65536 0 2 118 0 1 131072 0
65536 65536 2 0 2 0 1 131072 0
65536 65536 0 2 43 0 1 131072 0
1024 1024 106 22 115 0 16 131072 0
unpcb 256 7 503 1039 0 254 130560 0
MAP ENTRY 96 897 363 37039 0 126 120960 0
ksiginfo 112 40 1004 56 0 126 116928 0
vmem btag 56 1648 428 1648 0 254 116256 0
2048 2048 7 49 2608 0 8 114688 0
128 128 620 155 988 0 126 99200 0
32768 32768 3 0 3 0 1 98304 0
8192 8192 8 4 125 0 1 98304 0
FFS inode 160 499 76 509 0 62 92000 0
PROC 1312 52 14 774 0 8 86592 0
g_bio 408 0 210 4807 0 30 85680 0
128 Bucket 1024 41 42 210 0 16 84992 0
VMSPACE 2536 29 4 754 0 4 83688 0
UMA Kegs 384 212 4 212 0 30 82944 0
S VFS Cache 104 583 197 1109 0 126 81120 0
filedesc0 1080 51 19 774 0 8 75600 0
4096 4096 14 4 27 0 2 73728 0
64 64 512 559 14202 0 254 68544 0
128 128 297 230 369 0 126 67456 0
128 128 334 193 835 0 126 67456 0
65536 65536 1 0 1 0 1 65536 0
16384 16384 3 1 139 0 1 65536 0
clpbuf 832 0 64 111 0 16 53248 0
64 Bucket 512 57 47 403 0 30 53248 0
64 64 504 315 922 0 254 52416 0
256 256 124 71 137 0 62 49920 0
256 256 171 24 1682 0 62 49920 0
32 Bucket 256 35 160 371 0 62 49920 0
DIRHASH 1024 34 14 34 0 16 49152 0
NAMEI 1024 0 48 11519 0 16 49152 0
16384 16384 3 0 3 0 1 49152 0
512 512 59 37 997 0 30 49152 0
512 512 55 41 80 0 30 49152 0
syncache 168 0 264 5 0 254 44352 0
4096 4096 9 1 9 0 2 40960 0
selfd 64 40 527 4046 0 254 36288 0
64 64 106 461 128 0 254 36288 0
64 64 81 486 818 0 254 36288 0
64 64 88 479 857 0 254 36288 0
64 64 30 537 83 0 254 36288 0
128 128 136 143 626 0 126 35712 0
128 128 35 244 42 0 126 35712 0
128 128 39 240 51 0 126 35712 0
routing nhops 256 11 124 18 0 62 34560 0
ttyoutq 256 72 63 160 0 62 34560 0
256 256 14 121 30 0 62 34560 0
256 256 72 63 614 0 62 34560 0
256 256 30 105 175 0 62 34560 0
256 256 3 132 333 0 62 34560 0
256 256 53 82 348 0 62 34560 0
32768 32768 0 1 112 0 1 32768 0
16384 16384 1 1 4 0 1 32768 0
8192 8192 4 0 4 0 1 32768 0
2048 2048 3 13 3 0 8 32768 0
2048 2048 5 11 5 0 8 32768 0
2048 2048 7 9 9 0 8 32768 0
2048 2048 1 15 5 0 8 32768 0
1024 1024 6 26 180 0 16 32768 0
1024 1024 28 4 45 0 16 32768 0
1024 1024 7 25 11 0 16 32768 0
1024 1024 8 24 9 0 16 32768 0
1024 1024 6 26 847 0 16 32768 0
512 512 44 20 50 0 30 32768 0
512 512 13 51 32 0 30 32768 0
mt_stats_zone 64 446 66 446 0 254 32768 0
64 pcpu 8 3789 307 3835 0 254 32768 0
ttyinq 160 135 65 300 0 62 32000 0
8 Bucket 80 42 358 6389 0 126 32000 0
cpuset 104 7 272 7 0 126 29016 0
hostcache 96 1 293 1 0 254 28224 0
32 32 276 606 487 0 254 28224 0
4 Bucket 48 10 578 4898 0 254 28224 0
KMAP ENTRY 96 12 279 12 0 126 27936 0
pipe 760 7 28 278 0 16 26600 0
TURNSTILE 136 127 62 127 0 62 25704 0
8192 8192 3 0 3 0 1 24576 0
4096 4096 4 2 73 0 2 24576 0
rtentry 176 14 124 18 0 62 24288 0
rl_entry 40 31 575 31 0 254 24240 0
Files 80 70 230 6303 0 126 24000 0
Mountpoints 2816 2 6 2 0 4 22528 0
SLEEPQUEUE 88 127 129 127 0 126 22528 0
udpcb 32 2 628 118 0 254 20160 0
PWD 32 10 620 98 0 254 20160 0
64 64 189 126 218 0 254 20160 0
32 32 79 551 92 0 254 20160 0
32 32 65 565 918 0 254 20160 0
32 32 22 608 104 0 254 20160 0
32 32 67 563 750 0 254 20160 0
32 32 26 604 2654 0 254 20160 0
32 32 34 596 1098 0 254 20160 0
16 Bucket 144 37 103 137 0 62 20160 0
2 Bucket 32 39 591 7987 0 254 20160 0
KNOTE 160 0 125 7 0 62 20000 0
procdesc 136 1 144 6 0 62 19720 0
epoch_record pcpu 256 4 60 4 0 62 16384 0
16384 16384 1 0 1 0 1 16384 0
8192 8192 1 1 3 0 1 16384 0
8192 8192 2 0 2 0 1 16384 0
8192 8192 2 0 2 0 1 16384 0
4096 4096 1 3 200 0 2 16384 0
2048 2048 2 6 2 0 8 16384 0
2048 2048 3 5 194 0 8 16384 0
1024 1024 1 15 1 0 16 16384 0
512 512 2 30 3 0 30 16384 0
sctp_laddr 48 0 336 4 0 254 16128 0
vtnet_tx_hdr 24 1 667 986 0 254 16032 0
mt_zone 24 446 222 446 0 254 16032 0
kenv 258 3 57 996 0 30 15480 0
FPU_save_area 832 1 17 1 0 16 14976 0
vmem 1856 1 7 1 0 8 14848 0
16 16 15 735 128 0 254 12000 0
16 16 286 464 688 0 254 12000 0
16 16 15 735 55 0 254 12000 0
16 16 28 722 43 0 254 12000 0
16 16 182 568 1129 0 254 12000 0
16 16 14 736 23859 0 254 12000 0
16 16 21 729 67 0 254 12000 0
SMR CPU 32 2 253 2 0 254 8160 0
SMR SHARED 24 2 253 2 0 254 6120 0
UMA Slabs 1 176 8 14 8 0 62 3872 0
int pcpu 4 34 478 34 0 254 2048 0
FFS1 dinode 128 0 0 0 0 126 0 0
swblk 136 0 0 0 0 62 0 0
swpctrie 144 0 0 0 0 62 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 0 0 254 0 0
sctp_readq 152 0 0 0 0 254 0 0
sctp_chunk 152 0 0 0 0 254 0 0
sctp_raddr 736 0 0 0 0 254 0 0
sctp_asoc 2288 0 0 0 0 254 0 0
sctp_ep 1280 0 0 0 0 254 0 0
pf state scrubs 40 0 0 0 0 254 0 0
pf frag entries 40 0 0 0 0 254 0 0
pf frags 248 0 0 0 0 62 0 0
pf table entries 160 0 0 0 0 62 0 0
pf table entry counters 64 0 0 0 0 254 0 0
pf source nodes 136 0 0 0 0 254 0 0
pf state keys 88 0 0 0 0 126 0 0
pf states 296 0 0 0 0 254 0 0
pf tags 104 0 0 0 0 126 0 0
pf mtags 48 0 0 0 0 254 0 0
tcp_bbr_pcb 832 0 0 0 0 16 0 0
tcp_bbr_map 128 0 0 0 0 126 0 0
IPsec SA lft_c 16 0 0 0 0 254 0 0
udplite_inpcb 488 0 0 0 0 254 0 0
tcp_log_node 120 0 0 0 0 126 0 0
tcp_log_bucket 176 0 0 0 0 62 0 0
tcp_log 416 0 0 0 0 254 0 0
tcpreass 48 0 0 0 0 254 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
tcptw 88 0 0 0 0 254 0 0
ipq 56 0 0 0 0 254 0 0
itimer 352 0 0 0 0 30 0 0
AIOLIO 280 0 0 0 0 30 0 0
AIOCB 752 0 0 0 0 16 0 0
AIOP 32 0 0 0 0 254 0 0
AIO 208 0 0 0 0 62 0 0
NCLNODE 592 0 0 0 0 16 0 0
TMPFS node 232 0 0 0 0 62 0 0
TMPFS dirent 64 0 0 0 0 254 0 0
rentr 24 0 0 0 0 254 0 0
LTS VFS Cache 360 0 0 0 0 30 0 0
L VFS Cache 320 0 0 0 0 30 0 0
STS VFS Cache 144 0 0 0 0 62 0 0
VNODEPOLL 120 0 0 0 0 126 0 0
crypto_session 72 0 0 0 0 126 0 0
cryptop 280 0 0 0 0 30 0 0
nvme_request 128 0 0 0 0 126 0 0
IOMMU_MAP_ENTRY 120 0 0 0 0 126 0 0
ktls_session 192 0 0 0 0 62 0 0
mbuf_jumbo_16k 16384 0 0 0 0 254 0 0
mbuf_jumbo_9k 9216 0 0 0 0 254 0 0
audit_record 1280 0 0 0 0 8 0 0
domainset 40 0 0 0 0 254 0 0
MAC labels 40 0 0 0 0 254 0 0
vnpbuf 832 0 0 0 0 62 0 0
mdpbuf 832 0 0 0 0 4 0 0
nfspbuf 832 0 0 0 0 16 0 0
swwbuf 832 0 0 0 0 8 0 0
swrbuf 832 0 0 0 0 16 0 0
umtx_shm 88 0 0 0 0 126 0 0
umtx pi 96 0 0 0 0 126 0 0
rangeset pctrie nodes 144 0 0 0 0 62 0 0
65536 65536 0 0 0 0 1 0 0
65536 65536 0 0 0 0 1 0 0
65536 65536 0 0 0 0 1 0 0
32768 32768 0 0 0 0 1 0 0
32768 32768 0 0 0 0 1 0 0
32768 32768 0 0 0 0 1 0 0
32768 32768 0 0 0 0 1 0 0
32768 32768 0 0 0 0 1 0 0
32768 32768 0 0 0 0 1 0 0
16384 16384 0 0 0 0 1 0 0
16384 16384 0 0 0 0 1 0 0
16384 16384 0 0 0 0 1 0 0
16384 16384 0 0 0 0 1 0 0
8192 8192 0 0 0 0 1 0 0
8192 8192 0 0 0 0 1 0 0
4096 4096 0 0 0 0 2 0 0
4096 4096 0 0 0 0 2 0 0
4096 4096 0 0 0 0 2 0 0
2048 2048 0 0 0 0 8 0 0
1024 1024 0 0 0 0 16 0 0
512 512 0 0 0 0 30 0 0
512 512 0 0 0 0 30 0 0
fakepg 104 0 0 0 0 126 0 0
UMA Hash 256 0 0 0 0 62 0 0


---
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