Fatal trap 12: page fault in _callout_stop_safe

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syzbot

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Nov 14, 2020, 6:50:22 PM11/14/20
to syzkaller-f...@googlegroups.com
Hello,

syzbot found the following issue on:

HEAD commit: 5374f9a2 loader: cstyle cleanup of console.c
git tree: freebsd
console output: https://syzkaller.appspot.com/x/log.txt?x=1538239a500000
dashboard link: https://syzkaller.appspot.com/bug?extid=79569cd4d76636b2cc1c
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=140cf572500000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=152df1d6500000

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+79569c...@syzkaller.appspotmail.com

Fatal trap 12: page fault while in kernel mode
cpuid = 1; apic id = 01
fault virtual address = 0x7
fault code = supervisor read data, page not present
instruction pointer = 0x20:0xffffffff81097aaa
stack pointer = 0x28:0xfffffe00255816f0
frame pointer = 0x28:0xfffffe0025581770
code segment = base 0x0, limit 0xfffff, type 0x1b
= DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags = resume, IOPL = 0
current process = 1122 (syz-executor2219171)
trap number = 12
panic: page fault
cpuid = 1
time = 1605397642
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe0025581350
vpanic() at vpanic+0x1c7/frame 0xfffffe00255813b0
panic() at panic+0x43/frame 0xfffffe0025581410
trap_fatal() at trap_fatal+0x4cd/frame 0xfffffe0025581490
trap_pfault() at trap_pfault+0xd4/frame 0xfffffe0025581500
trap() at trap+0x41d/frame 0xfffffe0025581620
calltrap() at calltrap+0x8/frame 0xfffffe0025581620
--- trap 0xc, rip = 0xffffffff81097aaa, rsp = 0xfffffe00255816f0, rbp = 0xfffffe0025581770 ---
_callout_stop_safe() at _callout_stop_safe+0x6da/frame 0xfffffe0025581770
filt_timerdetach() at filt_timerdetach+0x25/frame 0xfffffe0025581790
kqueue_drain() at kqueue_drain+0x394/frame 0xfffffe00255817e0
kqueue_close() at kqueue_close+0x9c/frame 0xfffffe0025581830
_fdrop() at _fdrop+0x3a/frame 0xfffffe0025581860
closef() at closef+0x2a1/frame 0xfffffe00255818f0
fdescfree_fds() at fdescfree_fds+0x125/frame 0xfffffe0025581950
fdescfree() at fdescfree+0x601/frame 0xfffffe0025581a30
exit1() at exit1+0x6c5/frame 0xfffffe0025581aa0
sys_sys_exit() at sys_sys_exit+0xd/frame 0xfffffe0025581ab0
amd64_syscall() at amd64_syscall+0x244/frame 0xfffffe0025581bf0
fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe0025581bf0
--- syscall (1, FreeBSD ELF64, sys_sys_exit), rip = 0x2910da, rsp = 0x7fffffffe9f8, rbp = 0x7fffffffea10 ---
KDB: enter: panic
[ thread pid 1122 tid 100105 ]
Stopped at kdb_enter+0x67: movq $0,0x147af76(%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 0x80
rdx 0xffffffff818cb183
rbx 0
rsp 0xfffffe0025581330
rbp 0xfffffe0025581350
rsi 0x1
rdi 0
r8 0
r9 0xffffffff
r10 0xffffffff82196210 tcp_def_funcblk
r11 0xfffffe0003df4310
r12 0xffffffff820671c0 ddb_dbbe
r13 0
r14 0xffffffff819733f1
r15 0xffffffff819733f1
rip 0xffffffff810e0607 kdb_enter+0x67
rflags 0x86
kdb_enter+0x67: movq $0,0x147af76(%rip)
db> show proc
Process 1122 (syz-executor2219171) at 0xfffff8003f035000:
state: NORMAL
uid: 0 gids: 0, 0, 5
parent: pid 770 at 0xfffff8003f035520
ABI: FreeBSD ELF64
arguments: ./syz-executor221917190
reaper: 0xfffff80004292520 reapsubtree: 1
sigparent: 20
vmspace: 0xfffffe00257ef9f0
(map 0xfffffe00257ef9f0)
(map.pmap 0xfffffe00257efab0)
(pmap 0xfffffe00257efb10)
threads: 1
100105 Run CPU 1 syz-executor2219171
db> ps
pid ppid pgrp uid state wmesg wchan cmd
1122 770 768 0 RE CPU 1 syz-executor2219171
770 768 768 0 R syz-executor2219171
768 766 768 0 Ss pause 0xfffff8003f035ae8 csh
766 682 766 0 Ss select 0xfffff80026faccc0 sshd
742 1 742 0 Ss+ ttyin 0xfffff80004697cb0 getty
741 1 741 0 Ss+ ttyin 0xfffff800049910b0 getty
740 1 740 0 Ss+ ttyin 0xfffff800049914b0 getty
739 1 739 0 Ss+ ttyin 0xfffff800049918b0 getty
738 1 738 0 Ss+ ttyin 0xfffff80004991cb0 getty
737 1 737 0 Ss+ ttyin 0xfffff800049860b0 getty
736 1 736 0 Ss+ ttyin 0xfffff800049864b0 getty
735 1 735 0 Ss+ ttyin 0xfffff800049868b0 getty
734 1 734 0 Ss+ ttyin 0xfffff80004986cb0 getty
686 1 686 0 Ss nanslp 0xffffffff8252ed01 cron
682 1 682 0 Ss select 0xfffff80026e17e40 sshd
495 1 495 0 Ss select 0xfffff80026e17dc0 syslogd
424 1 424 0 Ss select 0xfffff80026e17a40 devd
423 1 423 65 Ss select 0xfffff80004abb940 dhclient
338 1 338 0 Ss select 0xfffff80026e17d40 dhclient
335 1 335 0 Ss select 0xfffff80004abb740 dhclient
23 0 0 0 DL syncer 0xffffffff8261c0b8 [syncer]
22 0 0 0 DL vlruwt 0xfffff800049ad520 [vnlru]
21 0 0 0 DL (threaded) [bufdaemon]
100070 D qsleep 0xffffffff8261b180 [bufdaemon]
100077 D - 0xffffffff8200ac80 [bufspacedaemon-0]
100087 D sdflush 0xfffff80004a514e8 [/ worker]
20 0 0 0 DL psleep 0xffffffff82642648 [vmdaemon]
19 0 0 0 DL (threaded) [pagedaemon]
100068 D psleep 0xffffffff82636ab8 [dom0]
100075 D launds 0xffffffff82636ac4 [laundry: dom0]
100076 D umarcl 0xffffffff814eb9f0 [uma]
18 0 0 0 DL - 0xffffffff823634f8 [rand_harvestq]
17 0 0 0 DL waiting 0xffffffff82e16818 [sctp_iterator]
16 0 0 0 DL pftm 0xffffffff82c14390 [pf purge]
15 0 0 0 DL - 0xffffffff8261a75c [soaiod4]
9 0 0 0 DL - 0xffffffff8261a75c [soaiod3]
8 0 0 0 DL - 0xffffffff8261a75c [soaiod2]
7 0 0 0 DL - 0xffffffff8261a75c [soaiod1]
6 0 0 0 DL (threaded) [cam]
100034 D - 0xffffffff8223b240 [doneq0]
100067 D - 0xffffffff8223b110 [scanner]
5 0 0 0 DL crypto_ 0xfffff8000417eb90 [crypto returns 1]
4 0 0 0 DL crypto_ 0xfffff8000417eb30 [crypto returns 0]
3 0 0 0 DL crypto_ 0xffffffff82633fb0 [crypto]
14 0 0 0 DL seqstat 0xfffff80004302888 [sequencer 00]
13 0 0 0 DL (threaded) [geom]
100025 D - 0xffffffff8250e8a0 [g_event]
100026 D - 0xffffffff8250e8a8 [g_up]
100027 D - 0xffffffff8250e8b0 [g_down]
2 0 0 0 DL (threaded) [KTLS]
100018 D - 0xfffff80004184d00 [thr_0]
100019 D - 0xfffff80004184d80 [thr_1]
12 0 0 0 RL (threaded) [intr]
100011 I [swi6: task queue]
100012 I [swi6: Giant taskq]
100016 I [swi5: fast taskq]
100020 I [swi1: netisr 0]
100021 RunQ [swi4: clock (0)]
100022 Run CPU 0 [swi4: clock (1)]
100023 I [swi3: vm]
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 0xfffff80004292520 [init]
10 0 0 0 DL audit_w 0xffffffff826344d0 [audit]
0 0 0 0 DLs (threaded) [kernel]
100000 D swapin 0xffffffff8250ee30 [swapper]
100005 D - 0xfffff800042aee00 [if_io_tqg_0]
100006 D - 0xfffff800042aed00 [if_io_tqg_1]
100007 D - 0xfffff800042aec00 [if_config_tqg_0]
100008 D - 0xfffff800042aeb00 [softirq_0]
100009 D - 0xfffff800042aea00 [softirq_1]
100010 D - 0xfffff800042ae900 [inm_free taskq]
100013 D - 0xfffff800042ae600 [aiod_kick taskq]
100014 D - 0xfffff800042ae500 [thread taskq]
100015 D - 0xfffff800042ae400 [in6m_free taskq]
100017 D - 0xfffff800042ae200 [kqueue_ctx taskq]
100024 D - 0xfffff800042ae100 [firmware taskq]
100029 D - 0xfffff800042f5400 [crypto_0]
100030 D - 0xfffff800042f5400 [crypto_1]
100044 D - 0xfffff800044c3000 [vtnet0 rxq 0]
100045 D - 0xfffff8000467de00 [vtnet0 txq 0]
100046 D - 0xfffff8000467dd00 [vtnet0 rxq 1]
100047 D - 0xfffff8000467dc00 [vtnet0 txq 1]
100049 D vtbslp 0xfffff80004686480 [virtio_balloon]
100053 D - 0xfffff8000467d000 [mca taskq]
100058 D - 0xffffffff81d1b2e1 [deadlkres]
100063 D - 0xfffff80004987e00 [acpi_task_0]
100064 D - 0xfffff80004987e00 [acpi_task_1]
100065 D - 0xfffff80004987e00 [acpi_task_2]
100066 D - 0xfffff8000447dc00 [CAM taskq]
db> show all locks
db> show malloc
Type InUse MemUse Requests
pf_hash 5 11524K 5
devbuf 4214 4339K 4242
tcp_hpts 5 3201K 5
vtbuf 24 1968K 46
sysctloid 29217 1704K 29281
kobj 336 1344K 496
newblk 130 1057K 562
vfscache 3 1025K 3
pcb 21 537K 75
inodedep 2 513K 85
ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
intr 4 472K 4
subproc 96 196K 1175
acpica 1674 184K 52377
vnet_data 1 168K 1
tidhash 3 141K 3
pagedep 2 129K 61
tfo_ccache 1 128K 1
sem 4 106K 4
DEVFS1 101 101K 110
linker 254 97K 282
bus 979 79K 3034
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 1517
hostcache 1 32K 1
shm 1 32K 1
msg 4 30K 4
DEVFS3 120 30K 130
kdtrace 143 28K 2301
umtx 216 27K 216
gtaskqueue 18 26K 18
vmem 3 22K 4
kbdmux 6 22K 6
DEVFS_RULE 56 20K 56
BPF 10 18K 10
ufs_mount 5 17K 6
proc 3 17K 3
tty 16 16K 16
ithread 99 16K 99
bus-sc 30 14K 1415
KTRACE 100 13K 100
ifaddr 32 12K 32
kenv 92 12K 92
eventhandler 132 12K 132
GEOM 60 10K 489
rman 82 10K 423
bmsafemap 2 9K 44
UART 12 9K 12
devstat 4 9K 4
rpc 2 8K 2
shmfd 1 8K 1
pfs_vncache 1 8K 1
pfs_nodes 20 8K 20
audit_evclass 233 8K 291
CAM DEV 3 6K 510
sglist 5 6K 5
CAM queue 5 6K 1528
taskqueue 48 6K 48
cred 20 5K 243
ufs_dirhash 24 5K 24
ifnet 3 5K 3
vt 11 5K 11
UMA 254 5K 254
memdesc 1 4K 1
MCA 32 4K 32
plimit 16 4K 338
filedesc 1 4K 1
evdev 4 4K 4
kqueue 47 4K 2181
routetbl 15 4K 15
hhook 13 4K 13
ether_multi 40 4K 50
lltable 11 4K 11
pf_ifnet 5 3K 6
in6_multi 25 3K 25
terminal 11 3K 11
acpisem 22 3K 22
session 19 3K 32
pgrp 19 3K 32
uidinfo 3 3K 9
selfd 33 3K 13064
local_apic 1 2K 1
io_apic 1 2K 1
ipsec-saq 2 2K 2
lockf 16 2K 26
select 13 2K 13
CAM XPT 22 2K 543
proc-args 36 2K 474
Unitno 25 2K 37
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 20
NFSD session 1 1K 1
CAM periph 4 1K 271
ipsec 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
in_multi 2 1K 4
pfil 4 1K 4
CAM SIM 2 1K 2
cdev 2 1K 2
chacha20random 1 1K 1
osd 3 1K 9
sctp_ifn 2 1K 7
indirdep 1 1K 3
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
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
diradd 1 1K 36
tcpfunc 2 1K 2
procdesc 1 1K 6
pmchooks 1 1K 1
DEVFSP 2 1K 2
soname 4 1K 3053
tun 3 1K 3
nexusdev 5 1K 5
sctp_vrf 1 1K 1
entropy 2 1K 35
vnet 1 1K 1
pmc 1 1K 1
acpiintr 1 1K 1
cpus 2 1K 2
vnet_data_free 1 1K 1
Per-cpu 1 1K 1
p1003.1b 1 1K 1
filecaps 1 1K 63
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 0
pf_rule 0 0K 0
pf_altq 0 0K 0
pf_osfp 0 0K 0
pf_temp 0 0K 0
nvlist 0 0K 0
SCSI ENC 0 0K 0
SCSI sa 0 0K 0
madt_table 0 0K 2
scsi_pass 0 0K 0
ciss_data 0 0K 0
smartpqi 0 0K 0
pvscsi 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
amr 0 0K 0
scsi_da 0 0K 69
iavf 0 0K 0
ixl 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
ice-resmgr 0 0K 0
ice-osdep 0 0K 0
ice 0 0K 0
axgbe 0 0K 0
fpukern_ctx 0 0K 0
agp 0 0K 0
xen_intr 0 0K 0
xen_hvm 0 0K 0
legacydrv 0 0K 0
qpidrv 0 0K 0
nvme_da 0 0K 0
dmar_idpgtbl 0 0K 0
dmar_dom 0 0K 0
dmar_ctx 0 0K 0
acpipwr 0 0K 0
twsbuf 0 0K 0
twe_commands 0 0K 0
isci 0 0K 0
iommu_dmamap 0 0K 0
twa_commands 0 0K 0
hyperv_socket 0 0K 0
bxe_ilt 0 0K 0
xenbus 0 0K 0
tcp_log_dev 0 0K 0
midi buffers 0 0K 0
mixer 0 0K 0
vm_fictitious 0 0K 0
ac97 0 0K 0
hdacc 0 0K 0
hdac 0 0K 0
hdaa 0 0K 0
acpi_perf 0 0K 0
acpicmbat 0 0K 0
SIIS driver 0 0K 0
CAM CCB 0 0K 2021
UMAHash 0 0K 0
vm_pgdata 0 0K 0
jblocks 0 0K 0
savedino 0 0K 8
sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0
sbdep 0 0K 5
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
newdirblk 0 0K 8
dirrem 0 0K 28
mkdir 0 0K 16
freefile 0 0K 26
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
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
PUC 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
VN POLL 0 0K 0
ppbusdev 0 0K 0
statfs 0 0K 200
namei_tracker 0 0K 0
export_host 0 0K 0
cl_savebuf 0 0K 3
agtiapi_MemAlloc malloc 0 0K 0
osti_cacheable 0 0K 0
tempbuff 0 0K 0
tempbuff 0 0K 0
ag_tgt_map_t malloc 0 0K 0
ag_slr_map_t malloc 0 0K 0
lDevFlags * malloc 0 0K 0
tiDeviceHandle_t * malloc 0 0K 0
ag_portal_data_t malloc 0 0K 0
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
biobuf 0 0K 0
aios 0 0K 0
lio 0 0K 0
acl 0 0K 0
mbuf_tag 0 0K 27
accf 0 0K 0
pts 0 0K 0
iov 0 0K 13039
ioctlops 0 0K 83
Witness 0 0K 0
stack 0 0K 0
CAM ccb queue 0 0K 0
mrsasbuf 0 0K 0
mpt_user 0 0K 0
mps_user 0 0K 0
MPSSAS 0 0K 0
sbuf 0 0K 288
mps 0 0K 0
firmware 0 0K 0
compressor 0 0K 0
mpr_user 0 0K 0
SWAP 0 0K 0
MPRSAS 0 0K 0
mpr 0 0K 0
sysctltmp 0 0K 587
sysctl 0 0K 1
mfibuf 0 0K 0
ekcd 0 0K 0
dumper 0 0K 0
sendfile 0 0K 0
rctl 0 0K 0
md_sectors 0 0K 0
md_disk 0 0K 0
malodev 0 0K 0
LED 0 0K 0
cache 0 0K 0
ix_sriov 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
aacraidcam 0 0K 0
ix 0 0K 0
ipsbuf 0 0K 0
iirbuf 0 0K 0
aacraid_buf 0 0K 0
aaccam 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
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
aacbuf 0 0K 0
xnb 0 0K 0
xbbd 0 0K 0
xbd 0 0K 0
Balloon 0 0K 0
sysmouse 0 0K 0
vtfont 0 0K 0
zstd 0 0K 0
db> show uma
Zone Size Used Free Requests Sleeps Bucket Total Mem XFree
mbuf_cluster 2048 9593 1 9593 0 254 19648512 0
mbuf_packet 256 8192 1273 25591 0 254 2423040 0
BUF TRIE 144 167 13301 652 0 62 1939392 0
malloc-384 384 4188 2 4461 0 30 1608960 0
malloc-4096 4096 380 4 1619 0 2 1572864 0
malloc-128 128 9594 171 9987 0 126 1249920 0
pbuf 832 0 969 0 0 2 806208 0
UMA Slabs 0 112 5571 6 5571 0 126 624624 0
FFS inode 1128 486 18 512 0 8 568512 0
malloc-65536 65536 4 2 157 0 1 393216 0
RADIX NODE 144 1982 199 24005 0 62 314064 0
VNODE 488 515 37 543 0 30 269376 0
VM OBJECT 264 855 75 15228 0 30 245520 0
256 Bucket 2048 100 18 7153 0 8 241664 0
DEVCTL 1024 0 208 109 0 0 212992 0
malloc-16 16 12224 276 12288 0 254 200000 0
malloc-64 64 2975 112 4078 0 254 197568 0
THREAD 1792 105 3 105 0 8 193536 0
mbuf 256 385 320 3194 0 254 180480 0
UMA Zones 768 226 3 226 0 16 175872 0
malloc-256 256 359 301 1669 0 62 168960 0
malloc-128 128 1191 49 24464 0 126 158720 0
malloc-32 32 4764 150 5855 0 254 157248 0
malloc-1024 1024 114 18 1163 0 16 135168 0
malloc-65536 65536 2 0 2 0 1 131072 0
malloc-65536 65536 1 1 9 0 1 131072 0
FFS2 dinode 256 486 24 512 0 62 130560 0
ksiginfo 112 35 1009 55 0 126 116928 0
MAP ENTRY 96 772 446 41039 0 126 116928 0
S VFS Cache 104 969 84 1013 0 126 109512 0
vmem btag 56 1652 64 1652 0 254 96096 0
malloc-2048 2048 6 40 2218 0 8 94208 0
malloc-128 128 669 44 1604 0 126 91264 0
malloc-8192 8192 7 4 124 0 1 90112 0
malloc-16384 16384 5 0 144 0 1 81920 0
UMA Kegs 384 212 1 212 0 30 81792 0
VMSPACE 2544 21 9 1101 0 4 76320 0
malloc-128 128 553 36 3527 0 126 75392 0
128 Bucket 1024 36 31 1586 0 16 68608 0
filedesc0 1080 44 19 1123 0 8 68040 0
PROC 1312 43 8 1122 0 8 66912 0
malloc-65536 65536 1 0 1 0 1 65536 0
malloc-65536 65536 1 0 1 0 1 65536 0
malloc-32768 32768 2 0 2 0 1 65536 0
g_bio 408 0 160 5738 0 30 65280 0
malloc-4096 4096 13 2 25 0 2 61440 0
malloc-256 256 58 137 489 0 62 49920 0
malloc-2048 2048 7 17 559 0 8 49152 0
malloc-64 64 563 130 2758 0 254 44352 0
32 Bucket 256 41 124 915 0 62 42240 0
malloc-8192 8192 5 0 5 0 1 40960 0
malloc-64 64 540 90 766 0 254 40320 0
clpbuf 832 0 48 132 0 16 39936 0
malloc-256 256 119 31 1200 0 62 38400 0
DIRHASH 1024 34 2 34 0 16 36864 0
NAMEI 1024 0 36 11598 0 16 36864 0
malloc-4096 4096 9 0 9 0 2 36864 0
mbuf_jumbo_page 4096 0 8 10 0 254 32768 0
malloc-32768 32768 0 1 112 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-512 512 4 60 373 0 30 32768 0
pcpu-64 64 451 61 451 0 254 32768 0
pcpu-8 8 3859 237 3863 0 254 32768 0
64 Bucket 512 54 10 624 0 30 32768 0
malloc-4096 4096 5 2 457 0 2 28672 0
malloc-4096 4096 6 1 9 0 2 28672 0
malloc-384 384 10 60 93 0 30 26880 0
socket 944 14 14 1186 0 254 26432 0
malloc-8192 8192 2 1 4 0 1 24576 0
4 Bucket 48 11 493 9506 0 254 24192 0
ttyinq 160 135 15 300 0 62 24000 0
tcpcb 1048 3 19 7 0 254 23056 0
ttyoutq 256 72 18 160 0 62 23040 0
malloc-384 384 53 7 72 0 30 23040 0
malloc-1024 1024 16 4 19 0 16 20480 0
malloc-1024 1024 16 4 16 0 16 20480 0
KNOTE 160 1 124 359 0 62 20000 0
Files 80 66 184 6695 0 126 20000 0
Mountpoints 2752 2 5 2 0 4 19264 0
malloc-256 256 22 53 297 0 62 19200 0
pipe 744 6 19 280 0 16 18600 0
TURNSTILE 136 109 17 109 0 62 17136 0
malloc-16384 16384 1 0 1 0 1 16384 0
malloc-8192 8192 2 0 2 0 1 16384 0
malloc-8192 8192 2 0 2 0 1 16384 0
malloc-8192 8192 2 0 2 0 1 16384 0
malloc-32 32 257 247 2946 0 254 16128 0
2 Bucket 32 44 460 9777 0 254 16128 0
8 Bucket 80 40 160 5163 0 126 16000 0
malloc-128 128 103 21 124 0 126 15872 0
malloc-2048 2048 5 1 6 0 8 12288 0
malloc-1024 1024 7 5 7 0 16 12288 0
malloc-64 64 123 66 129 0 254 12096 0
malloc-16 16 493 257 1888 0 254 12000 0
malloc-128 128 71 22 84 0 126 11904 0
udp_inpcb 488 2 22 118 0 254 11712 0
malloc-384 384 14 16 14 0 30 11520 0
malloc-256 256 39 6 447 0 62 11520 0
SLEEPQUEUE 88 109 19 109 0 126 11264 0
malloc-4096 4096 0 2 200 0 2 8192 0
malloc-4096 4096 2 0 2 0 2 8192 0
malloc-2048 2048 3 1 3 0 8 8192 0
malloc-2048 2048 2 2 2 0 8 8192 0
malloc-2048 2048 0 4 256 0 8 8192 0
malloc-1024 1024 4 4 8 0 16 8192 0
malloc-1024 1024 5 3 5 0 16 8192 0
malloc-512 512 5 11 672 0 30 8192 0
malloc-512 512 9 7 9 0 30 8192 0
malloc-512 512 2 14 3 0 30 8192 0
rtentry 176 14 32 18 0 62 8096 0
rl_entry 40 27 175 27 0 254 8080 0
udpcb 32 2 250 118 0 254 8064 0
PWD 32 10 242 100 0 254 8064 0
malloc-64 64 15 111 12962 0 254 8064 0
malloc-64 64 40 86 13097 0 254 8064 0
malloc-64 64 3 123 20 0 254 8064 0
malloc-64 64 2 124 24 0 254 8064 0
malloc-32 32 38 214 303 0 254 8064 0
malloc-32 32 6 246 18 0 254 8064 0
malloc-32 32 176 76 1603 0 254 8064 0
malloc-32 32 16 236 63 0 254 8064 0
malloc-32 32 11 241 51 0 254 8064 0
malloc-32 32 17 235 35 0 254 8064 0
16 Bucket 144 31 25 196 0 62 8064 0
vtnet_tx_hdr 24 0 334 1892 0 254 8016 0
malloc-16 16 1 499 192 0 254 8000 0
malloc-16 16 10 490 49 0 254 8000 0
malloc-16 16 31 469 23593 0 254 8000 0
malloc-16 16 8 492 120 0 254 8000 0
malloc-128 128 4 58 198 0 126 7936 0
malloc-128 128 11 51 275 0 126 7936 0
tcp_inpcb 488 3 13 7 0 254 7808 0
kenv 258 3 27 997 0 30 7740 0
routing nhops 256 11 19 18 0 62 7680 0
unpcb 256 7 23 1040 0 254 7680 0
malloc-384 384 12 8 13 0 30 7680 0
malloc-256 256 1 29 360 0 62 7680 0
malloc-256 256 14 16 19 0 62 7680 0
malloc-256 256 8 22 265 0 62 7680 0
FPU_save_area 832 1 8 1 0 16 7488 0
cpuset 104 7 55 7 0 126 6448 0
epoch_record pcpu 256 4 12 4 0 62 4096 0
malloc-4096 4096 0 1 2 0 2 4096 0
malloc-2048 2048 2 0 2 0 8 4096 0
malloc-2048 2048 2 0 2 0 8 4096 0
malloc-1024 1024 1 3 1 0 16 4096 0
malloc-512 512 2 6 2 0 30 4096 0
pcpu-16 16 7 249 7 0 254 4096 0
sctp_laddr 48 0 84 4 0 254 4032 0
hostcache 96 1 41 1 0 254 4032 0
syncache 168 0 24 5 0 254 4032 0
malloc-16 16 1 249 1 0 254 4000 0
malloc-16 16 3 247 4 0 254 4000 0
ripcb 488 1 7 4 0 254 3904 0
UMA Slabs 1 176 7 15 7 0 62 3872 0
malloc-384 384 1 9 1 0 30 3840 0
malloc-384 384 1 9 1 0 30 3840 0
KMAP ENTRY 96 12 27 12 0 0 3744 0
vmem 1856 1 1 1 0 8 3712 0
SMR CPU 32 2 29 2 0 254 992 0
SMR SHARED 24 2 29 2 0 254 744 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
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
IPsec SA lft_c 16 0 0 0 0 254 0 0
itimer 352 0 0 0 0 30 0 0
AIOLIO 272 0 0 0 0 30 0 0
AIOCB 744 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
TMPFS node 224 0 0 0 0 62 0 0
NCLNODE 592 0 0 0 0 16 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
crypto_session 72 0 0 0 0 126 0 0
cryptop 280 0 0 0 0 30 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
malloc-65536 65536 0 0 0 0 1 0 0
malloc-65536 65536 0 0 0 0 1 0 0
malloc-65536 65536 0 0 0 0 1 0 0
malloc-32768 32768 0 0 0 0 1 0 0
malloc-32768 32768 0 0 0 0 1 0 0
malloc-32768 32768 0 0 0 0 1 0 0
malloc-32768 32768 0 0 0 0 1 0 0
malloc-32768 32768 0 0 0 0 1 0 0
malloc-16384 16384 0 0 0 0 1 0 0
malloc-16384 16384 0 0 0 0 1 0 0
malloc-16384 16384 0 0 0 0 1 0 0
malloc-16384 16384 0 0 0 0 1 0 0
malloc-16384 16384 0 0 0 0 1 0 0
malloc-8192 8192 0 0 0 0 1 0 0
malloc-8192 8192 0 0 0 0 1 0 0
malloc-1024 1024 0 0 0 0 16 0 0
malloc-512 512 0 0 0 0 30 0 0
malloc-512 512 0 0 0 0 30 0 0
malloc-512 512 0 0 0 0 30 0 0
malloc-384 384 0 0 0 0 30 0 0
pcpu-32 32 0 0 0 0 254 0 0
pcpu-4 4 0 0 0 0 254 0 0
fakepg 104 0 0 0 0 126 0 0
UMA Hash 256 0 0 0 0 62 0 0


---
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