Fatal trap NUM: page fault in sctp_ss_default_add
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syzbot
Feb 7, 2022, 4:50:29 PM2/7/22
to syzkaller-f...@googlegroups.com
Hello,
syzbot found the following issue on:
HEAD commit: 31cf95cec738 Stop single stepping in signal handers on arm64
git tree: https://github.com/freebsd/freebsd-src.git main
console output: https://syzkaller.appspot.com/x/log.txt?x=15214a77b00000
dashboard link: https://syzkaller.appspot.com/bug?extid=f9d2926d24db478966e5
userspace arch: i386
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+f9d292...@syzkaller.appspotmail.com
Fatal trap 12: page fault while in kernel mode
cpuid = 0; apic id = 00
fault virtual address = 0xfffffe00a7935010
fault code = supervisor read data, page not present
instruction pointer = 0x20:0xffffffff84addd9e
stack pointer = 0x0:0xfffffe0092bd4300
frame pointer = 0x0:0xfffffe0092bd43
30
code segment = base 0x0, limit 0xfffff, type 0x1b
FreeBSD/amd64 = DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags = interrupt enabled, resume, IOPL = 0
current process = 27802 (syz-executor.2)
trap number = 12
panic: page fault
cpuid = 0
time = 1644270594
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc7/frame 0xfffffe0092bd3b10
kdb_backtrace() at kdb_backtrace+0xd3/frame 0xfffffe0092bd3c70
vpanic() at vpanic+0x2b8/frame 0xfffffe0092bd3d50
panic() at panic+0xb5/frame 0xfffffe0092bd3e10
trap_fatal() at trap_fatal+0x6a4/frame 0xfffffe0092bd3f10
trap_pfault() at trap_pfault+0x186/frame 0xfffffe0092bd4050
trap() at trap+0x5e4/frame 0xfffffe0092bd4230
calltrap() at calltrap+0x8/frame 0xfffffe0092bd4230
--- trap 0xc, rip = 0xffffffff84addd9e, rsp = 0xfffffe0092bd4300, rbp = 0xfffffe0092bd4330 ---
sctp_ss_default_add() at sctp_ss_default_add+0x9e/frame 0xfffffe0092bd4330
sctp_lower_sosend() at sctp_lower_sosend+0x40d4/frame 0xfffffe0092bd4700
sctp_sosend() at sctp_sosend+0x72c/frame 0xfffffe0092bd49a0
sosend() at sosend+0xfc/frame 0xfffffe0092bd4a10
kern_sendit() at kern_sendit+0x58a/frame 0xfffffe0092bd4b70
freebsd32_sendmsg() at freebsd32_sendmsg+0x4e6/frame 0xfffffe0092bd4d30
ia32_syscall() at ia32_syscall+0x41d/frame 0xfffffe0092bd4f30
int0x80_syscall_common() at int0x80_syscall_common+0x9c/frame 0xfbffcf78
KDB: enter: panic
[ thread pid 27802 tid 129062 ]
Stopped at kdb_enter+0x6b: movq $0,0x2708e1a(%rip)
db> set $lines = 0
db> set $maxwidth = 0
db> show registers
cs 0x20
ds 0x3b
es 0x3b
fs 0x13
gs 0x1b
ss 0
rax 0x12
rcx 0x135b7b66bf724036
rdx 0x1
rbx 0
rsp 0xfffffe0092bd3c50
rbp 0xfffffe0092bd3c70
rsi 0
rdi 0xffffffff81770f7a vprintf+0x35a
r8 0
r9 0xffffffff
r10 0
r11 0xfffffe0099dc2a70
r12 0xfffffe0099dc2560
r13 0xfffffe0092bd3c01
r14 0xffffffff82b9ce00 .str.18
r15 0xffffffff82b9ce00 .str.18
rip 0xffffffff817644fb kdb_enter+0x6b
rflags 0x200046 kernload+0x46
kdb_enter+0x6b: movq $0,0x2708e1a(%rip)
db> show proc
Process 27802 (syz-executor.2) at 0xfffffe00927b8a90:
state: NORMAL
uid: 0 gids: 0, 0, 5
parent: pid 781 at 0xfffffe0058c38548
ABI: FreeBSD ELF32
flag: 0x10000080 flag2: 0
arguments: /root/syz-executor.2 exec
reaper: 0xfffffe0053df0000 reapsubtree: 1
sigparent: 20
vmspace: 0xfffffe0092d8e3f0
(map 0xfffffe0092d8e3f0)
(map.pmap 0xfffffe0092d8e4b0)
(pmap 0xfffffe0092d8e518)
threads: 4
129049 S nanslp 0xffffffff83e3aa01 syz-executor.2
129062 Run CPU 0 syz-executor.2
129065 S uwait 0xfffffe0057890c80 syz-executor.2
129066 S uwait 0xfffffe0057891880 syz-executor.2
db> ps
pid ppid pgrp uid state wmesg wchan cmd
27802 781 781 0 R (threaded) syz-executor.2
129049 S nanslp 0xffffffff83e3aa01 syz-executor.2
129062 Run CPU 0 syz-executor.2
129065 S uwait 0xfffffe0057890c80 syz-executor.2
129066 S uwait 0xfffffe0057891880 syz-executor.2
27797 778 778 0 S (threaded) syz-executor.1
128490 S nanslp 0xffffffff83e3aa01 syz-executor.1
129057 S sbwait 0xfffffe0058c05984 syz-executor.1
9315 1 9315 65 Ss select 0xfffffe0053c9ddc0 dhclient
7154 1 7154 0 Ss select 0xfffffe00578a8e40 dhclient
7151 1 7151 0 Ss select 0xfffffe0053c9e840 dhclient
7132 1 7132 65 Ss select 0xfffffe0053c9f240 dhclient
6822 0 0 0 DL aiordy 0xfffffe0097ae9a90 [aiod4]
6821 0 0 0 DL aiordy 0xfffffe0099e89000 [aiod3]
6820 0 0 0 DL aiordy 0xfffffe0097aeba90 [aiod2]
6818 0 0 0 DL aiordy 0xfffffe0058c39a90 [aiod1]
5822 1 5822 0 Ss select 0xfffffe00578a91c0 dhclient
5819 1 5819 0 Ss select 0xfffffe0053c9ed40 dhclient
5783 1 5783 65 Ss select 0xfffffe0053c9ef40 dhclient
4065 1 4065 0 Ss select 0xfffffe0053c9ea40 dhclient
4062 1 4062 0 Ss select 0xfffffe00578a95c0 dhclient
4031 1 4031 65 Ss select 0xfffffe00578a92c0 dhclient
1065 1 1065 0 Ss select 0xfffffe0053c9e740 dhclient
1062 1 1062 0 Ss select 0xfffffe0053c9e940 dhclient
781 774 781 0 Ss nanslp 0xffffffff83e3aa01 syz-executor.2
780 774 780 0 Ss piperd 0xfffffe0058b7d000 syz-executor.3
778 774 778 0 Ss nanslp 0xffffffff83e3aa01 syz-executor.1
777 774 777 0 Ss piperd 0xfffffe0058b588b8 syz-executor.0
774 772 772 0 S (threaded) syz-fuzzer
100087 S uwait 0xfffffe0053f79680 syz-fuzzer
100116 S uwait 0xfffffe0057891b80 syz-fuzzer
100117 S uwait 0xfffffe0057891c80 syz-fuzzer
100118 S uwait 0xfffffe0057891d80 syz-fuzzer
100119 S uwait 0xfffffe0057891e80 syz-fuzzer
100120 S uwait 0xfffffe008fe31400 syz-fuzzer
100121 S uwait 0xfffffe008fe31500 syz-fuzzer
100123 S kqread 0xfffffe0053f27d00 syz-fuzzer
101082 S uwait 0xfffffe008fe2fd00 syz-fuzzer
101167 S uwait 0xfffffe008fe30080 syz-fuzzer
772 770 772 0 Ss pause 0xfffffe0092db75f8 csh
770 688 770 0 Ss select 0xfffffe0053c9ee40 sshd
754 1 754 0 Ss+ ttyin 0xfffffe00574900b0 getty
753 1 753 0 Ss+ ttyin 0xfffffe00586e90b0 getty
752 1 752 0 Ss+ ttyin 0xfffffe00586e98b0 getty
751 1 751 0 Ss+ ttyin 0xfffffe00586e9cb0 getty
750 1 750 0 Ss+ ttyin 0xfffffe00586bacb0 getty
749 1 749 0 Ss+ ttyin 0xfffffe0053f5f4b0 getty
748 1 748 0 Ss+ ttyin 0xfffffe0053f5fcb0 getty
747 1 747 0 Ss+ ttyin 0xfffffe0053f604b0 getty
746 1 746 0 Ss+ ttyin 0xfffffe0053f60cb0 getty
692 1 692 0 Ss nanslp 0xffffffff83e3aa01 cron
688 1 688 0 Ss select 0xfffffe0053c9f3c0 sshd
501 1 501 0 Ss select 0xfffffe00578a9240 syslogd
430 1 430 0 Ss select 0xfffffe00578a9640 devd
429 1 429 65 Ss select 0xfffffe0053c9f9c0 dhclient
344 1 344 0 Ss select 0xfffffe0053c9fa40 dhclient
341 1 341 0 Ss select 0xfffffe00578a9cc0 dhclient
17 0 0 0 DL vlruwt 0xfffffe0056fb2548 [vnlru]
16 0 0 0 DL syncer 0xffffffff83f60200 [syncer]
15 0 0 0 DL (threaded) [bufdaemon]
100080 D psleep 0xffffffff83f5e7e0 [bufdaemon]
100083 D - 0xffffffff83211f80 [bufspacedaemon-0]
100094 D sdflush 0xfffffe0056f0d8e8 [/ worker]
9 0 0 0 DL psleep 0xffffffff83f92280 [vmdaemon]
8 0 0 0 DL (threaded) [pagedaemon]
100078 D psleep 0xffffffff83f86138 [dom0]
100081 D launds 0xffffffff83f86144 [laundry: dom0]
100082 D umarcl 0xffffffff81e974b0 [uma]
7 0 0 0 DL - 0xffffffff83bf6988 [rand_harvestq]
6 0 0 0 DL pftm 0xffffffff84561530 [pf purge]
5 0 0 0 DL waiting 0xffffffff84b624a0 [sctp_iterator]
4 0 0 0 DL (threaded) [cam]
100045 D - 0xffffffff83a988c0 [doneq0]
100046 D - 0xffffffff83a98840 [async]
100077 D - 0xffffffff83a986c0 [scanner]
14 0 0 0 DL seqstat 0xfffffe0056f10c88 [sequencer 00]
3 0 0 0 DL (threaded) [crypto]
100041 D crypto_ 0xffffffff83f819a0 [crypto]
100042 D crypto_ 0xfffffe0053eded30 [crypto returns 0]
100043 D crypto_ 0xfffffe0053eded80 [crypto returns 1]
13 0 0 0 DL (threaded) [geom]
100036 D - 0xffffffff83e10140 [g_event]
100037 D - 0xffffffff83e10160 [g_up]
100038 D - 0xffffffff83e10180 [g_down]
2 0 0 0 WL (threaded) [clock]
100029 I [clock (0)]
100030 I [clock (1)]
12 0 0 0 WL (threaded) [intr]
100011 I [swi6: task queue]
100012 I [swi6: Giant taskq]
100019 I [swi5: fast taskq]
100031 I [swi1: netisr 0]
100032 I [swi1: hpts]
100033 I [swi1: hpts]
100034 I [swi3: busdma]
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 [irq33: virtio_pci2]
100061 I [irq34: virtio_pci2]
100062 I [irq35: virtio_pci2]
100064 I [irq1: atkbd0]
100065 I [irq12: psm0]
100066 I [swi0: uart uart++]
100070 I [swi1: pf send]
11 0 0 0 RL (threaded) [idle]
100003 CanRun [idle: cpu0]
100004 Run CPU 1 [idle: cpu1]
1 0 1 0 SLs wait 0xfffffe0053df0000 [init]
10 0 0 0 DL audit_w 0xffffffff83f82480 [audit]
0 0 0 0 DLs (threaded) [kernel]
100000 D swapin 0xffffffff83e10b80 [swapper]
100005 D - 0xfffffe0053c9a800 [if_io_tqg_0]
100006 D - 0xfffffe0053c9a600 [if_io_tqg_1]
100007 D - 0xfffffe0053c9a400 [if_config_tqg_0]
100008 D - 0xfffffe0053c9a200 [softirq_0]
100009 D - 0xfffffe0053c9a000 [softirq_1]
100010 D - 0xfffffe000818f000 [pci_hp taskq]
100013 D - 0xfffffe000818ec00 [aiod_kick taskq]
100014 D - 0xfffffe000818eb00 [linuxkpi_irq_wq]
100015 D - 0xfffffe000818ea00 [inm_free taskq]
100016 D - 0xfffffe000818e900 [in6m_free taskq]
100017 D - 0xfffffe000818e800 [deferred_unmount ta]
100018 D - 0xfffffe000818e700 [thread taskq]
100020 D - 0xfffffe000818e500 [kqueue_ctx taskq]
100021 D - 0xfffffe000818e400 [linuxkpi_short_wq_0]
100022 D - 0xfffffe000818e400 [linuxkpi_short_wq_1]
100023 D - 0xfffffe000818e400 [linuxkpi_short_wq_2]
100024 D - 0xfffffe000818e400 [linuxkpi_short_wq_3]
100025 D - 0xfffffe000818e300 [linuxkpi_long_wq_0]
100026 D - 0xfffffe000818e300 [linuxkpi_long_wq_1]
100027 D - 0xfffffe000818e300 [linuxkpi_long_wq_2]
100028 D - 0xfffffe000818e300 [linuxkpi_long_wq_3]
100035 D - 0xfffffe000818e200 [firmware taskq]
100039 D - 0xfffffe000818e000 [crypto_0]
100040 D - 0xfffffe000818e000 [crypto_1]
100056 D - 0xfffffe0057032000 [vtnet0 rxq 0]
100057 D - 0xfffffe0057031e00 [vtnet0 txq 0]
100058 D - 0xfffffe0057031d00 [vtnet0 rxq 1]
100059 D - 0xfffffe0057031c00 [vtnet0 txq 1]
100063 D vtbslp 0xfffffe0057371080 [virtio_balloon]
100067 D - 0xffffffff82ba28e0 [deadlkres]
100071 D - 0xfffffe0057942400 [acpi_task_0]
100072 D - 0xfffffe0057942400 [acpi_task_1]
100073 D - 0xfffffe0057942400 [acpi_task_2]
100074 D - 0xfffffe000818f100 [mca taskq]
100076 D - 0xfffffe000818dd00 [CAM taskq]
db> show all locks
Process 27802 (syz-executor.2) thread 0xfffffe0099dc2560 (129062)
exclusive sleep mutex sctp-send-tcb (tcbs) r = 0 (0xfffffe009addc1c0) locked @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_output.c:13148
Process 27797 (syz-executor.1) thread 0xfffffe0099dc1720 (129057)
exclusive sx so_rcv_sx (so_rcv_sx) r = 0 (0xfffffe0058c05900) locked @ /syzkaller/managers/i386/kernel/sys/kern/uipc_socket.c:4176
db> show malloc
Type InUse MemUse Requests
sctp_stro 210 232925K 9739
pf_hash 5 11524K 5
tcp_hpts 6 4801K 6
devbuf 4217 4323K 4245
sysctloid 35454 2089K 35525
vtbuf 24 1968K 46
kobj 326 1304K 487
newblk 11 1027K 54225
vfscache 3 1025K 3
pcb 446 1012K 47922
inodedep 461 685K 29371
ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
intr 4 472K 4
vmem 3 274K 6
subproc 141 267K 27887
acpica 1674 184K 56396
vnet_data 1 168K 1
sctp_atcl 421 158K 33555
tidhash 3 141K 3
linker 357 134K 385
pagedep 9 130K 26831
tfo_ccache 1 128K 1
dirrem 450 113K 27671
DEVFS1 109 109K 126
sem 4 106K 4
filedesc 14 105K 53623
BPF 46 88K 54
bus 988 81K 3441
mtx_pool 2 72K 2
syncache 1 68K 1
acpitask 1 64K 1
ddb_capture 1 64K 1
module 511 64K 511
freefile 450 57K 27668
umtx 374 47K 374
kdtrace 222 45K 56872
sctp_timw 134 34K 134
temp 34 33K 5096
DEVFS3 128 32K 138
hostcache 1 32K 1
shm 1 32K 199
msg 4 30K 4
sctp_atky 631 27K 43847
gtaskqueue 18 26K 18
kbdmux 6 22K 6
ifaddr 71 21K 73
DEVFS_RULE 56 20K 56
ufs_mount 4 17K 5
proc 3 17K 3
tty 16 16K 16
ithread 100 16K 100
routetbl 135 16K 427
bus-sc 34 15K 1651
lltable 45 14K 242
KTRACE 101 13K 122
ether_multi 157 13K 167
ifnet 7 13K 7
kenv 95 12K 95
eventhandler 133 12K 133
ksem 7 11K 1108
rman 88 11K 431
GEOM 61 11K 490
CAM queue 5 11K 1528
in6_multi 71 9K 71
bmsafemap 2 9K 28468
UART 12 9K 12
devstat 4 9K 4
rpc 2 8K 2
shmfd 1 8K 6
pfs_vncache 1 8K 1
pfs_nodes 20 8K 20
audit_evclass 237 8K 296
sctp_athm 421 7K 33731
sctp_map 420 7K 18978
taskqueue 63 7K 63
cred 26 7K 299
sglist 5 7K 5
CAM DEV 3 6K 510
plimit 24 6K 456
kqueue 61 6K 27868
ufs_dirhash 24 5K 24
UMA 272 5K 272
session 35 5K 52
DEVFSP 69 5K 1675
pf_ifnet 10 5K 19
vt 11 5K 11
memdesc 1 4K 1
MCA 32 4K 32
evdev 4 4K 4
pwddesc 59 4K 28151
lockf 33 4K 71
acpisem 28 4K 28
selfd 55 4K 366341
proc-args 90 4K 29185
hhook 15 4K 17
kcovinfo 52 4K 52
terminal 11 3K 11
select 19 3K 68
uidinfo 3 3K 11
local_apic 1 2K 1
io_apic 1 2K 1
fpukern_ctx 2 2K 2
ipsec-saq 2 2K 2
ip6ndp 12 2K 15
sctp_ifa 14 2K 15
Unitno 31 2K 1945
CAM XPT 22 2K 543
msi 12 2K 12
in_multi 6 2K 8
ipsecpolicy 2 2K 2
acpidev 20 2K 20
clone 9 2K 9
tun 7 2K 7
freework 5 2K 37869
softdep 1 1K 1
mkdir 8 1K 53624
freeblks 4 1K 28400
sahead 1 1K 1
secasvar 1 1K 1
nhops 6 1K 8
vnodemarker 2 1K 78
NFSD session 1 1K 1
CAM periph 4 1K 271
sctp_ifn 6 1K 15
ipsec 3 1K 3
mld 6 1K 6
igmp 6 1K 6
toponodes 6 1K 6
isadev 6 1K 6
mount 16 1K 113
pci_link 10 1K 10
crypto 4 1K 4
encap_export_host 12 1K 12
procdesc 5 1K 18
newdirblk 4 1K 26812
diradd 4 1K 27711
inpcbpolicy 16 1K 10625
pfil 4 1K 4
cdev 2 1K 2
osd 8 1K 9283
chacha20random 1 1K 1
NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1
DEVFS 9 1K 10
CC Mem 4 1K 9276
vnodes 1 1K 1
CAM SIM 2 1K 2
feeder 7 1K 7
cryptodev 3 1K 1748
tcpfunc 3 1K 3
loginclass 3 1K 6
prison 6 1K 6
lkpikmalloc 5 1K 6
aesni_data 2 1K 2
soname 5 1K 33499
nexusdev 8 1K 8
apmdev 1 1K 1
atkbddev 2 1K 2
CAM dev queue 2 1K 2
CAM I/O Scheduler 1 1K 1
CAM path 4 1K 1034
pmchooks 1 1K 1
filecaps 5 1K 116
sctp_vrf 1 1K 1
vnet 1 1K 1
entropy 2 1K 47
pmc 1 1K 1
acpiintr 1 1K 1
cpus 2 1K 2
vnet_data_free 1 1K 1
iov 2 1K 29101
Per-cpu 1 1K 1
p1003.1b 1 1K 1
sctp_mcore 0 0K 0
sctp_socko 0 0K 13190
sctp_iter 0 0K 12
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 12
sctp_aadr 0 0K 0
sctp_stri 0 0K 318
ipcomp 0 0K 0
esp 0 0K 0
ah 0 0K 0
tcp_do 0 0K 0
tcp_fsb 0 0K 3776
mqdata 0 0K 0
filemon 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
NFSCL flayout 0 0K 0
NFSCL layout 0 0K 0
madt_table 0 0K 2
smartpqi 0 0K 0
NFSD rollback 0 0K 0
NFSCL diroff 0 0K 0
NEWdirectio 0 0K 0
ixl 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
ice-resmgr 0 0K 0
ice-osdep 0 0K 0
ice 0 0K 0
iavf 0 0K 0
axgbe 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
xen_intr 0 0K 0
msdosfs_mount 0 0K 0
msdosfs_node 0 0K 0
xen_hvm 0 0K 0
legacydrv 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
DEVFS4 0 0K 0
isci 0 0K 0
iommu_dmamap 0 0K 0
hyperv_socket 0 0K 0
bxe_ilt 0 0K 0
DEVFS2 0 0K 0
xenbus 0 0K 0
gntdev 0 0K 0
privcmd_dev 0 0K 0
evtchn_dev 0 0K 0
vm_fictitious 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
vtfont 0 0K 0
UMAHash 0 0K 0
BACKLIGHT 0 0K 0
ath_hal 0 0K 0
vm_pgdata 0 0K 0
jblocks 0 0K 0
savedino 0 0K 28377
sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0
sbdep 0 0K 36
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 2
allocindir 0 0K 0
indirdep 0 0K 16575
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
athdev 0 0K 0
ata_pci 0 0K 0
ata_dma 0 0K 0
ata_generic 0 0K 0
pvscsi 0 0K 0
scsi_da 0 0K 69
ata_da 0 0K 0
scsi_ch 0 0K 0
scsi_cd 0 0K 0
AHCI driver 0 0K 0
USBdev 0 0K 0
USB 0 0K 0
ktls_ocf 0 0K 0
agp 0 0K 0
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
MLX5DUMP 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
seq_file 0 0K 0
lkpiskb 0 0K 0
radix 0 0K 0
idr 0 0K 0
lkpindev 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 17
ip6_msource 0 0K 0
ip6_moptions 0 0K 0
in6_mfilter 0 0K 0
frag6 0 0K 0
tcplog 0 0K 0
tcp_hwpace 0 0K 0
LRO 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
nvme_da 0 0K 0
statfs 0 0K 27007
namei_tracker 0 0K 2
export_host 0 0K 0
cl_savebuf 0 0K 3
acpipwr 0 0K 0
acpi_perf 0 0K 0
twsbuf 0 0K 0
twe_commands 0 0K 0
tcp_log_dev 0 0K 2254
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
acpicmbat 0 0K 0
SIIS driver 0 0K 0
CAM CCB 0 0K 523
PUC 0 0K 0
biobuf 0 0K 0
aios 0 0K 0
lio 0 0K 8
acl 0 0K 0
ppbusdev 0 0K 0
mbuf_tag 0 0K 273
ktls 0 0K 0
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
CAM ccb queue 0 0K 0
mrsasbuf 0 0K 0
mpt_user 0 0K 0
accf 0 0K 0
pts 0 0K 0
ioctlops 0 0K 773
eventfd 0 0K 0
Witness 0 0K 0
stack 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
sbuf 0 0K 288
mfibuf 0 0K 0
firmware 0 0K 0
compressor 0 0K 0
md_sectors 0 0K 0
SWAP 0 0K 0
md_disk 0 0K 0
malodev 0 0K 0
sysctltmp 0 0K 914
sysctl 0 0K 3
LED 0 0K 0
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
cache 0 0K 0
ipsbuf 0 0K 0
aacraid_buf 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
XZ_DEC 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 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
db> show uma
Zone Size Used Free Requests Sleeps Bucket Total Mem XFree
mbuf_jumbo_page 4096 8320 1078 1033950 0 254 38494208 0
tcp_log 416 0 11691 237386 0 254 4863456 0
mbuf 256 9041 7477 2134942 0 254 4228608 0
sctp_asoc 2288 210 1315 9489 0 254 3489200 0
malloc-2048 2048 219 965 23915 0 8 2424832 0
RADIX NODE 144 15603 352 790271 0 64 2297520 0
pbuf 2624 0 794 0 0 2 2083456 0
sctp_ep 1208 211 1319 23907 0 254 1848240 0
BUF TRIE 144 192 11596 31372 0 62 1697472 0
malloc-4096 4096 392 8 28299 0 2 1638400 0
malloc-384 384 4117 53 4119 0 30 1601280 0
malloc-128 128 11939 306 65649 0 126 1567360 0
mbuf_cluster 2048 762 0 762 0 254 1560576 0
UMA Slabs 0 112 11799 3 11799 0 126 1321824 0
malloc-384 384 916 2504 63861 0 30 1313280 0
vmem btag 56 21888 111 21888 0 254 1231944 0
malloc-1024 1024 113 1087 9514 0 16 1228800 0
sctp_raddr 736 210 1319 9497 0 254 1125344 0
malloc-256 256 501 3219 122774 0 62 952320 0
256 Bucket 2048 360 18 5969 0 8 774144 0
sctp_chunk 152 229 4113 4946 0 254 659984 0
FFS inode 1160 517 29 28185 0 8 633360 0
VM OBJECT 264 2204 166 408998 0 30 625680 0
tcpcb 1096 4 507 9272 0 254 560056 0
ertt_txseginfo 40 0 13231 343301 0 254 529240 0
socket 960 43 465 35926 0 254 487680 0
tcp_bbr_map 128 0 3782 47090 0 126 484096 0
lkpimm 168 1 2327 1 0 62 391104 0
lkpicurr 168 2 2326 2 0 62 391104 0
malloc-128 128 1090 1576 32031 0 126 341248 0
THREAD 1808 162 25 29066 0 8 338096 0
malloc-256 256 242 1003 23938 0 62 318720 0
VNODE 448 555 111 28225 0 30 298368 0
malloc-64 64 4322 277 4587 0 254 294336 0
MAP ENTRY 96 2568 456 887671 0 126 290304 0
malloc-65536 65536 4 0 4 0 1 262144 0
malloc-65536 65536 1 3 893 0 1 262144 0
malloc-16 16 14847 403 25542 0 254 244000 0
malloc-32768 32768 0 7 15776 0 1 229376 0
DEVCTL 1024 0 220 155 0 0 225280 0
malloc-256 256 227 643 85368 0 62 222720 0
malloc-16384 16384 7 6 26810 0 1 212992 0
mbuf_packet 256 109 653 48874 0 254 195072 0
UMA Zones 768 244 0 244 0 16 187392 0
malloc-32 32 5398 272 6734 0 254 181440 0
FPU_save_area 832 164 52 33029 0 16 179712 0
malloc-128 128 1169 226 26294 0 126 178560 0
FFS2 dinode 256 517 113 28185 0 62 161280 0
128 Bucket 1024 111 36 7772 0 16 150528 0
S VFS Cache 104 1023 381 28750 0 126 146016 0
malloc-256 256 382 188 32401 0 62 145920 0
VMSPACE 2552 38 16 27790 0 4 137808 0
malloc-64 64 129 1950 403997 0 254 133056 0
malloc-65536 65536 2 0 2 0 1 131072 0
malloc-65536 65536 0 2 310 0 1 131072 0
malloc-2048 2048 6 58 1253 0 8 131072 0
malloc-1024 1024 126 2 143 0 16 131072 0
unpcb 256 20 490 1348 0 254 130560 0
64 Bucket 512 150 82 13608 0 30 118784 0
ksiginfo 112 71 973 4676 0 126 116928 0
PROC 1352 58 23 27804 0 8 109512 0
malloc-4096 4096 23 3 28 0 2 106496 0
malloc-64 64 346 1229 65873 0 254 100800 0
malloc-128 128 472 303 5047 0 126 99200 0
malloc-32768 32768 1 2 121 0 1 98304 0
malloc-32 32 542 2356 34005 0 254 92736 0
filedesc0 1072 59 25 28151 0 8 90048 0
UMA Kegs 384 230 3 230 0 30 89472 0
g_bio 408 0 210 229017 0 30 85680 0
32 Bucket 256 160 155 10981 0 62 80640 0
sctp_readq 152 0 520 386 0 254 79040 0
malloc-64 64 516 555 3208 0 254 68544 0
malloc-65536 65536 1 0 1 0 1 65536 0
malloc-65536 65536 0 1 8 0 1 65536 0
malloc-65536 65536 1 0 1 0 1 65536 0
malloc-16384 16384 3 1 4 0 1 65536 0
malloc-8192 8192 6 2 107 0 1 65536 0
malloc-4096 4096 13 3 34 0 2 65536 0
tcp_inpcb 424 4 149 9272 0 30 64872 0
sctp_stream_msg_out 112 47 493 2494 0 254 60480 0
malloc-384 384 133 17 135 0 30 57600 0
malloc-64 64 93 726 17664 0 254 52416 0
malloc-64 64 369 450 378 0 254 52416 0
Files 80 226 424 78789 0 126 52000 0
malloc-256 256 15 180 26862 0 62 49920 0
DIRHASH 1024 34 14 34 0 16 49152 0
NAMEI 1024 0 48 128334 0 16 49152 0
malloc-16384 16384 0 3 160 0 1 49152 0
malloc-8192 8192 6 0 6 0 1 49152 0
malloc-1024 1024 8 40 1571 0 16 49152 0
tcp_rack_pcb 896 0 54 3776 0 16 48384 0
16 Bucket 144 143 193 3014 0 62 48384 0
tcp_rack_map 120 0 396 10348 0 126 47520 0
da_ccb 544 0 84 57365 0 16 45696 0
tcp_bbr_pcb 832 0 54 3079 0 16 44928 0
syncache 168 0 264 4 0 254 44352 0
malloc-16 16 442 2308 43188 0 254 44000 0
malloc-16 16 447 2303 19189 0 254 44000 0
clpbuf 2624 0 16 21 0 16 41984 0
pcpu-8 8 4738 382 4936 0 254 40960 0
Mountpoints 2752 2 12 2 0 4 38528 0
ripcb 424 6 84 160 0 30 38160 0
udp_inpcb 424 6 84 1184 0 30 38160 0
pipe 744 24 26 419 0 16 37200 0
hostcache 64 2 565 2 0 254 36288 0
PWD 32 20 1114 26897 0 254 36288 0
malloc-64 64 68 499 468 0 254 36288 0
malloc-64 64 104 463 3079 0 254 36288 0
malloc-128 128 33 246 26968 0 126 35712 0
malloc-128 128 109 170 726 0 126 35712 0
malloc-128 128 62 217 27951 0 126 35712 0
malloc-128 128 137 142 177 0 126 35712 0
routing nhops 256 27 108 35 0 62 34560 0
ttyoutq 256 72 63 160 0 62 34560 0
malloc-384 384 52 38 52 0 30 34560 0
malloc-256 256 45 90 1386 0 62 34560 0
malloc-256 256 13 122 1126 0 62 34560 0
malloc-256 256 70 65 262 0 62 34560 0
TURNSTILE 136 188 64 188 0 62 34272 0
SLEEPQUEUE 88 188 196 188 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 17 0 1 32768 0
malloc-8192 8192 2 2 4 0 1 32768 0
malloc-8192 8192 2 2 31 0 1 32768 0
malloc-8192 8192 3 1 4 0 1 32768 0
malloc-4096 4096 5 3 10 0 2 32768 0
malloc-4096 4096 2 6 27631 0 2 32768 0
malloc-2048 2048 5 11 11 0 8 32768 0
malloc-2048 2048 7 9 8 0 8 32768 0
malloc-2048 2048 5 11 56 0 8 32768 0
malloc-2048 2048 0 16 50 0 8 32768 0
malloc-2048 2048 2 14 193 0 8 32768 0
malloc-2048 2048 2 14 81 0 8 32768 0
malloc-1024 1024 0 32 3 0 16 32768 0
malloc-1024 1024 5 27 1030 0 16 32768 0
malloc-1024 1024 8 24 8 0 16 32768 0
malloc-1024 1024 1 31 1258 0 16 32768 0
malloc-512 512 11 53 17 0 30 32768 0
malloc-512 512 2 62 207 0 30 32768 0
malloc-512 512 8 56 327 0 30 32768 0
malloc-512 512 5 59 54 0 30 32768 0
malloc-512 512 0 64 14 0 30 32768 0
pcpu-64 64 491 21 491 0 254 32768 0
KNOTE 160 28 172 212922 0 62 32000 0
ttyinq 160 135 65 300 0 62 32000 0
8 Bucket 80 170 230 4978 0 126 32000 0
cpuset 104 7 272 3794 0 126 29016 0
sctp_laddr 48 220 368 6107 0 254 28224 0
tcp_inpcb ports 32 2 880 7019 0 254 28224 0
malloc-32 32 29 853 43444 0 254 28224 0
malloc-32 32 269 613 3140 0 254 28224 0
4 Bucket 48 7 581 584 0 254 28224 0
2 Bucket 32 64 818 6675 0 254 28224 0
AIO 208 0 133 10 0 62 27664 0
udplite_inpcb 424 0 63 9 0 30 26712 0
malloc-8192 8192 3 0 3 0 1 24576 0
rtentry 176 31 107 35 0 62 24288 0
PGRP 88 35 241 54 0 126 24288 0
rl_entry 40 80 526 80 0 254 24240 0
malloc-384 384 20 40 416 0 30 23040 0
malloc-384 384 1 59 11 0 30 23040 0
domainset 40 0 567 2838 0 254 22680 0
udpcb 32 6 624 1193 0 254 20160 0
udp_inpcb ports 32 3 627 33 0 254 20160 0
AIOP 32 4 626 4 0 254 20160 0
ertt 72 4 276 9272 0 126 20160 0
malloc-32 32 33 597 2136 0 254 20160 0
malloc-32 32 145 485 1055 0 254 20160 0
malloc-32 32 103 527 10806 0 254 20160 0
malloc-32 32 30 600 1325 0 254 20160 0
AIOCB 552 0 35 17 0 16 19320 0
AIOLIO 272 0 70 4 0 30 19040 0
epoch_record pcpu 256 4 60 4 0 62 16384 0
malloc-16384 16384 1 0 1 0 1 16384 0
malloc-16384 16384 1 0 1 0 1 16384 0
malloc-8192 8192 2 0 2 0 1 16384 0
malloc-4096 4096 0 4 588 0 2 16384 0
malloc-1024 1024 14 2 15 0 16 16384 0
SMR CPU 32 7 504 7 0 254 16352 0
vtnet_tx_hdr 24 0 668 539865 0 254 16032 0
malloc-16 16 55 945 28546 0 254 16000 0
kenv 258 15 45 1045 0 30 15480 0
mqnode 416 3 33 3 0 30 14976 0
vmem 1856 1 7 1 0 8 14848 0
SMR SHARED 24 7 504 7 0 254 12264 0
malloc-16 16 18 732 9600 0 254 12000 0
malloc-16 16 37 713 14243 0 254 12000 0
malloc-16 16 44 706 59 0 254 12000 0
malloc-16 16 274 476 25957 0 254 12000 0
malloc-384 384 2 28 2 0 30 11520 0
malloc-8192 8192 1 0 1 0 1 8192 0
malloc-4096 4096 1 1 1 0 2 8192 0
malloc-4096 4096 0 2 1 0 2 8192 0
pcpu-16 16 14 498 14 0 254 8192 0
UMA Slabs 1 176 9 13 9 0 62 3872 0
KMAP ENTRY 96 12 27 14 0 0 3744 0
FFS1 dinode 128 0 0 0 0 126 0 0
ada_ccb 272 0 0 0 0 30 0 0
swblk 136 0 0 0 0 62 0 0
swpctrie 144 0 0 0 0 62 0 0
cdg_qdiffsample 16 0 0 0 0 254 0 0
pf state scrubs 40 0 0 0 0 254 0 0
pf frag entries 40 0 0 0 0 254 0 0
pf 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 312 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
ipq 56 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 72 0 0 0 0 254 0 0
sctp_asconf_ack 48 0 0 0 0 254 0 0
sctp_asconf 40 0 0 0 0 254 0 0
tcp_log_node 120 0 0 0 0 126 0 0
tcp_log_bucket 176 0 0 0 0 62 0 0
tcpreass 48 0 0 0 0 254 0 0
ripcb ports 32 0 0 0 0 254 0 0
udplite_inpcb ports 32 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
TMPFS node 224 0 0 0 0 62 0 0
NCLNODE 608 0 0 0 0 16 0 0
mqnotifier 216 0 0 0 0 62 0 0
mvdata 64 0 0 0 0 254 0 0
mqueue 248 0 0 0 0 62 0 0
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
cryptop 280 0 0 0 0 30 0
---
This report is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
syzbot engineers can be reached at syzk...@googlegroups.com.
syzbot will keep track of this issue. See:
https://goo.gl/tpsmEJ#status for how to communicate with syzbot.
syzbot found the following issue on:
HEAD commit: 31cf95cec738 Stop single stepping in signal handers on arm64
git tree: https://github.com/freebsd/freebsd-src.git main
console output: https://syzkaller.appspot.com/x/log.txt?x=15214a77b00000
dashboard link: https://syzkaller.appspot.com/bug?extid=f9d2926d24db478966e5
userspace arch: i386
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+f9d292...@syzkaller.appspotmail.com
Fatal trap 12: page fault while in kernel mode
cpuid = 0; apic id = 00
fault virtual address = 0xfffffe00a7935010
fault code = supervisor read data, page not present
instruction pointer = 0x20:0xffffffff84addd9e
stack pointer = 0x0:0xfffffe0092bd4300
frame pointer = 0x0:0xfffffe0092bd43
30
code segment = base 0x0, limit 0xfffff, type 0x1b
FreeBSD/amd64 = DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags = interrupt enabled, resume, IOPL = 0
current process = 27802 (syz-executor.2)
trap number = 12
panic: page fault
cpuid = 0
time = 1644270594
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc7/frame 0xfffffe0092bd3b10
kdb_backtrace() at kdb_backtrace+0xd3/frame 0xfffffe0092bd3c70
vpanic() at vpanic+0x2b8/frame 0xfffffe0092bd3d50
panic() at panic+0xb5/frame 0xfffffe0092bd3e10
trap_fatal() at trap_fatal+0x6a4/frame 0xfffffe0092bd3f10
trap_pfault() at trap_pfault+0x186/frame 0xfffffe0092bd4050
trap() at trap+0x5e4/frame 0xfffffe0092bd4230
calltrap() at calltrap+0x8/frame 0xfffffe0092bd4230
--- trap 0xc, rip = 0xffffffff84addd9e, rsp = 0xfffffe0092bd4300, rbp = 0xfffffe0092bd4330 ---
sctp_ss_default_add() at sctp_ss_default_add+0x9e/frame 0xfffffe0092bd4330
sctp_lower_sosend() at sctp_lower_sosend+0x40d4/frame 0xfffffe0092bd4700
sctp_sosend() at sctp_sosend+0x72c/frame 0xfffffe0092bd49a0
sosend() at sosend+0xfc/frame 0xfffffe0092bd4a10
kern_sendit() at kern_sendit+0x58a/frame 0xfffffe0092bd4b70
freebsd32_sendmsg() at freebsd32_sendmsg+0x4e6/frame 0xfffffe0092bd4d30
ia32_syscall() at ia32_syscall+0x41d/frame 0xfffffe0092bd4f30
int0x80_syscall_common() at int0x80_syscall_common+0x9c/frame 0xfbffcf78
KDB: enter: panic
[ thread pid 27802 tid 129062 ]
Stopped at kdb_enter+0x6b: movq $0,0x2708e1a(%rip)
db> set $lines = 0
db> set $maxwidth = 0
db> show registers
cs 0x20
ds 0x3b
es 0x3b
fs 0x13
gs 0x1b
ss 0
rax 0x12
rcx 0x135b7b66bf724036
rdx 0x1
rbx 0
rsp 0xfffffe0092bd3c50
rbp 0xfffffe0092bd3c70
rsi 0
rdi 0xffffffff81770f7a vprintf+0x35a
r8 0
r9 0xffffffff
r10 0
r11 0xfffffe0099dc2a70
r12 0xfffffe0099dc2560
r13 0xfffffe0092bd3c01
r14 0xffffffff82b9ce00 .str.18
r15 0xffffffff82b9ce00 .str.18
rip 0xffffffff817644fb kdb_enter+0x6b
rflags 0x200046 kernload+0x46
kdb_enter+0x6b: movq $0,0x2708e1a(%rip)
db> show proc
Process 27802 (syz-executor.2) at 0xfffffe00927b8a90:
state: NORMAL
uid: 0 gids: 0, 0, 5
parent: pid 781 at 0xfffffe0058c38548
ABI: FreeBSD ELF32
flag: 0x10000080 flag2: 0
arguments: /root/syz-executor.2 exec
reaper: 0xfffffe0053df0000 reapsubtree: 1
sigparent: 20
vmspace: 0xfffffe0092d8e3f0
(map 0xfffffe0092d8e3f0)
(map.pmap 0xfffffe0092d8e4b0)
(pmap 0xfffffe0092d8e518)
threads: 4
129049 S nanslp 0xffffffff83e3aa01 syz-executor.2
129062 Run CPU 0 syz-executor.2
129065 S uwait 0xfffffe0057890c80 syz-executor.2
129066 S uwait 0xfffffe0057891880 syz-executor.2
db> ps
pid ppid pgrp uid state wmesg wchan cmd
27802 781 781 0 R (threaded) syz-executor.2
129049 S nanslp 0xffffffff83e3aa01 syz-executor.2
129062 Run CPU 0 syz-executor.2
129065 S uwait 0xfffffe0057890c80 syz-executor.2
129066 S uwait 0xfffffe0057891880 syz-executor.2
27797 778 778 0 S (threaded) syz-executor.1
128490 S nanslp 0xffffffff83e3aa01 syz-executor.1
129057 S sbwait 0xfffffe0058c05984 syz-executor.1
9315 1 9315 65 Ss select 0xfffffe0053c9ddc0 dhclient
7154 1 7154 0 Ss select 0xfffffe00578a8e40 dhclient
7151 1 7151 0 Ss select 0xfffffe0053c9e840 dhclient
7132 1 7132 65 Ss select 0xfffffe0053c9f240 dhclient
6822 0 0 0 DL aiordy 0xfffffe0097ae9a90 [aiod4]
6821 0 0 0 DL aiordy 0xfffffe0099e89000 [aiod3]
6820 0 0 0 DL aiordy 0xfffffe0097aeba90 [aiod2]
6818 0 0 0 DL aiordy 0xfffffe0058c39a90 [aiod1]
5822 1 5822 0 Ss select 0xfffffe00578a91c0 dhclient
5819 1 5819 0 Ss select 0xfffffe0053c9ed40 dhclient
5783 1 5783 65 Ss select 0xfffffe0053c9ef40 dhclient
4065 1 4065 0 Ss select 0xfffffe0053c9ea40 dhclient
4062 1 4062 0 Ss select 0xfffffe00578a95c0 dhclient
4031 1 4031 65 Ss select 0xfffffe00578a92c0 dhclient
1065 1 1065 0 Ss select 0xfffffe0053c9e740 dhclient
1062 1 1062 0 Ss select 0xfffffe0053c9e940 dhclient
781 774 781 0 Ss nanslp 0xffffffff83e3aa01 syz-executor.2
780 774 780 0 Ss piperd 0xfffffe0058b7d000 syz-executor.3
778 774 778 0 Ss nanslp 0xffffffff83e3aa01 syz-executor.1
777 774 777 0 Ss piperd 0xfffffe0058b588b8 syz-executor.0
774 772 772 0 S (threaded) syz-fuzzer
100087 S uwait 0xfffffe0053f79680 syz-fuzzer
100116 S uwait 0xfffffe0057891b80 syz-fuzzer
100117 S uwait 0xfffffe0057891c80 syz-fuzzer
100118 S uwait 0xfffffe0057891d80 syz-fuzzer
100119 S uwait 0xfffffe0057891e80 syz-fuzzer
100120 S uwait 0xfffffe008fe31400 syz-fuzzer
100121 S uwait 0xfffffe008fe31500 syz-fuzzer
100123 S kqread 0xfffffe0053f27d00 syz-fuzzer
101082 S uwait 0xfffffe008fe2fd00 syz-fuzzer
101167 S uwait 0xfffffe008fe30080 syz-fuzzer
772 770 772 0 Ss pause 0xfffffe0092db75f8 csh
770 688 770 0 Ss select 0xfffffe0053c9ee40 sshd
754 1 754 0 Ss+ ttyin 0xfffffe00574900b0 getty
753 1 753 0 Ss+ ttyin 0xfffffe00586e90b0 getty
752 1 752 0 Ss+ ttyin 0xfffffe00586e98b0 getty
751 1 751 0 Ss+ ttyin 0xfffffe00586e9cb0 getty
750 1 750 0 Ss+ ttyin 0xfffffe00586bacb0 getty
749 1 749 0 Ss+ ttyin 0xfffffe0053f5f4b0 getty
748 1 748 0 Ss+ ttyin 0xfffffe0053f5fcb0 getty
747 1 747 0 Ss+ ttyin 0xfffffe0053f604b0 getty
746 1 746 0 Ss+ ttyin 0xfffffe0053f60cb0 getty
692 1 692 0 Ss nanslp 0xffffffff83e3aa01 cron
688 1 688 0 Ss select 0xfffffe0053c9f3c0 sshd
501 1 501 0 Ss select 0xfffffe00578a9240 syslogd
430 1 430 0 Ss select 0xfffffe00578a9640 devd
429 1 429 65 Ss select 0xfffffe0053c9f9c0 dhclient
344 1 344 0 Ss select 0xfffffe0053c9fa40 dhclient
341 1 341 0 Ss select 0xfffffe00578a9cc0 dhclient
17 0 0 0 DL vlruwt 0xfffffe0056fb2548 [vnlru]
16 0 0 0 DL syncer 0xffffffff83f60200 [syncer]
15 0 0 0 DL (threaded) [bufdaemon]
100080 D psleep 0xffffffff83f5e7e0 [bufdaemon]
100083 D - 0xffffffff83211f80 [bufspacedaemon-0]
100094 D sdflush 0xfffffe0056f0d8e8 [/ worker]
9 0 0 0 DL psleep 0xffffffff83f92280 [vmdaemon]
8 0 0 0 DL (threaded) [pagedaemon]
100078 D psleep 0xffffffff83f86138 [dom0]
100081 D launds 0xffffffff83f86144 [laundry: dom0]
100082 D umarcl 0xffffffff81e974b0 [uma]
7 0 0 0 DL - 0xffffffff83bf6988 [rand_harvestq]
6 0 0 0 DL pftm 0xffffffff84561530 [pf purge]
5 0 0 0 DL waiting 0xffffffff84b624a0 [sctp_iterator]
4 0 0 0 DL (threaded) [cam]
100045 D - 0xffffffff83a988c0 [doneq0]
100046 D - 0xffffffff83a98840 [async]
100077 D - 0xffffffff83a986c0 [scanner]
14 0 0 0 DL seqstat 0xfffffe0056f10c88 [sequencer 00]
3 0 0 0 DL (threaded) [crypto]
100041 D crypto_ 0xffffffff83f819a0 [crypto]
100042 D crypto_ 0xfffffe0053eded30 [crypto returns 0]
100043 D crypto_ 0xfffffe0053eded80 [crypto returns 1]
13 0 0 0 DL (threaded) [geom]
100036 D - 0xffffffff83e10140 [g_event]
100037 D - 0xffffffff83e10160 [g_up]
100038 D - 0xffffffff83e10180 [g_down]
2 0 0 0 WL (threaded) [clock]
100029 I [clock (0)]
100030 I [clock (1)]
12 0 0 0 WL (threaded) [intr]
100011 I [swi6: task queue]
100012 I [swi6: Giant taskq]
100019 I [swi5: fast taskq]
100031 I [swi1: netisr 0]
100032 I [swi1: hpts]
100033 I [swi1: hpts]
100034 I [swi3: busdma]
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 [irq33: virtio_pci2]
100061 I [irq34: virtio_pci2]
100062 I [irq35: virtio_pci2]
100064 I [irq1: atkbd0]
100065 I [irq12: psm0]
100066 I [swi0: uart uart++]
100070 I [swi1: pf send]
11 0 0 0 RL (threaded) [idle]
100003 CanRun [idle: cpu0]
100004 Run CPU 1 [idle: cpu1]
1 0 1 0 SLs wait 0xfffffe0053df0000 [init]
10 0 0 0 DL audit_w 0xffffffff83f82480 [audit]
0 0 0 0 DLs (threaded) [kernel]
100000 D swapin 0xffffffff83e10b80 [swapper]
100005 D - 0xfffffe0053c9a800 [if_io_tqg_0]
100006 D - 0xfffffe0053c9a600 [if_io_tqg_1]
100007 D - 0xfffffe0053c9a400 [if_config_tqg_0]
100008 D - 0xfffffe0053c9a200 [softirq_0]
100009 D - 0xfffffe0053c9a000 [softirq_1]
100010 D - 0xfffffe000818f000 [pci_hp taskq]
100013 D - 0xfffffe000818ec00 [aiod_kick taskq]
100014 D - 0xfffffe000818eb00 [linuxkpi_irq_wq]
100015 D - 0xfffffe000818ea00 [inm_free taskq]
100016 D - 0xfffffe000818e900 [in6m_free taskq]
100017 D - 0xfffffe000818e800 [deferred_unmount ta]
100018 D - 0xfffffe000818e700 [thread taskq]
100020 D - 0xfffffe000818e500 [kqueue_ctx taskq]
100021 D - 0xfffffe000818e400 [linuxkpi_short_wq_0]
100022 D - 0xfffffe000818e400 [linuxkpi_short_wq_1]
100023 D - 0xfffffe000818e400 [linuxkpi_short_wq_2]
100024 D - 0xfffffe000818e400 [linuxkpi_short_wq_3]
100025 D - 0xfffffe000818e300 [linuxkpi_long_wq_0]
100026 D - 0xfffffe000818e300 [linuxkpi_long_wq_1]
100027 D - 0xfffffe000818e300 [linuxkpi_long_wq_2]
100028 D - 0xfffffe000818e300 [linuxkpi_long_wq_3]
100035 D - 0xfffffe000818e200 [firmware taskq]
100039 D - 0xfffffe000818e000 [crypto_0]
100040 D - 0xfffffe000818e000 [crypto_1]
100056 D - 0xfffffe0057032000 [vtnet0 rxq 0]
100057 D - 0xfffffe0057031e00 [vtnet0 txq 0]
100058 D - 0xfffffe0057031d00 [vtnet0 rxq 1]
100059 D - 0xfffffe0057031c00 [vtnet0 txq 1]
100063 D vtbslp 0xfffffe0057371080 [virtio_balloon]
100067 D - 0xffffffff82ba28e0 [deadlkres]
100071 D - 0xfffffe0057942400 [acpi_task_0]
100072 D - 0xfffffe0057942400 [acpi_task_1]
100073 D - 0xfffffe0057942400 [acpi_task_2]
100074 D - 0xfffffe000818f100 [mca taskq]
100076 D - 0xfffffe000818dd00 [CAM taskq]
db> show all locks
Process 27802 (syz-executor.2) thread 0xfffffe0099dc2560 (129062)
exclusive sleep mutex sctp-send-tcb (tcbs) r = 0 (0xfffffe009addc1c0) locked @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_output.c:13148
Process 27797 (syz-executor.1) thread 0xfffffe0099dc1720 (129057)
exclusive sx so_rcv_sx (so_rcv_sx) r = 0 (0xfffffe0058c05900) locked @ /syzkaller/managers/i386/kernel/sys/kern/uipc_socket.c:4176
db> show malloc
Type InUse MemUse Requests
sctp_stro 210 232925K 9739
pf_hash 5 11524K 5
tcp_hpts 6 4801K 6
devbuf 4217 4323K 4245
sysctloid 35454 2089K 35525
vtbuf 24 1968K 46
kobj 326 1304K 487
newblk 11 1027K 54225
vfscache 3 1025K 3
pcb 446 1012K 47922
inodedep 461 685K 29371
ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
intr 4 472K 4
vmem 3 274K 6
subproc 141 267K 27887
acpica 1674 184K 56396
vnet_data 1 168K 1
sctp_atcl 421 158K 33555
tidhash 3 141K 3
linker 357 134K 385
pagedep 9 130K 26831
tfo_ccache 1 128K 1
dirrem 450 113K 27671
DEVFS1 109 109K 126
sem 4 106K 4
filedesc 14 105K 53623
BPF 46 88K 54
bus 988 81K 3441
mtx_pool 2 72K 2
syncache 1 68K 1
acpitask 1 64K 1
ddb_capture 1 64K 1
module 511 64K 511
freefile 450 57K 27668
umtx 374 47K 374
kdtrace 222 45K 56872
sctp_timw 134 34K 134
temp 34 33K 5096
DEVFS3 128 32K 138
hostcache 1 32K 1
shm 1 32K 199
msg 4 30K 4
sctp_atky 631 27K 43847
gtaskqueue 18 26K 18
kbdmux 6 22K 6
ifaddr 71 21K 73
DEVFS_RULE 56 20K 56
ufs_mount 4 17K 5
proc 3 17K 3
tty 16 16K 16
ithread 100 16K 100
routetbl 135 16K 427
bus-sc 34 15K 1651
lltable 45 14K 242
KTRACE 101 13K 122
ether_multi 157 13K 167
ifnet 7 13K 7
kenv 95 12K 95
eventhandler 133 12K 133
ksem 7 11K 1108
rman 88 11K 431
GEOM 61 11K 490
CAM queue 5 11K 1528
in6_multi 71 9K 71
bmsafemap 2 9K 28468
UART 12 9K 12
devstat 4 9K 4
rpc 2 8K 2
shmfd 1 8K 6
pfs_vncache 1 8K 1
pfs_nodes 20 8K 20
audit_evclass 237 8K 296
sctp_athm 421 7K 33731
sctp_map 420 7K 18978
taskqueue 63 7K 63
cred 26 7K 299
sglist 5 7K 5
CAM DEV 3 6K 510
plimit 24 6K 456
kqueue 61 6K 27868
ufs_dirhash 24 5K 24
UMA 272 5K 272
session 35 5K 52
DEVFSP 69 5K 1675
pf_ifnet 10 5K 19
vt 11 5K 11
memdesc 1 4K 1
MCA 32 4K 32
evdev 4 4K 4
pwddesc 59 4K 28151
lockf 33 4K 71
acpisem 28 4K 28
selfd 55 4K 366341
proc-args 90 4K 29185
hhook 15 4K 17
kcovinfo 52 4K 52
terminal 11 3K 11
select 19 3K 68
uidinfo 3 3K 11
local_apic 1 2K 1
io_apic 1 2K 1
fpukern_ctx 2 2K 2
ipsec-saq 2 2K 2
ip6ndp 12 2K 15
sctp_ifa 14 2K 15
Unitno 31 2K 1945
CAM XPT 22 2K 543
msi 12 2K 12
in_multi 6 2K 8
ipsecpolicy 2 2K 2
acpidev 20 2K 20
clone 9 2K 9
tun 7 2K 7
freework 5 2K 37869
softdep 1 1K 1
mkdir 8 1K 53624
freeblks 4 1K 28400
sahead 1 1K 1
secasvar 1 1K 1
nhops 6 1K 8
vnodemarker 2 1K 78
NFSD session 1 1K 1
CAM periph 4 1K 271
sctp_ifn 6 1K 15
ipsec 3 1K 3
mld 6 1K 6
igmp 6 1K 6
toponodes 6 1K 6
isadev 6 1K 6
mount 16 1K 113
pci_link 10 1K 10
crypto 4 1K 4
encap_export_host 12 1K 12
procdesc 5 1K 18
newdirblk 4 1K 26812
diradd 4 1K 27711
inpcbpolicy 16 1K 10625
pfil 4 1K 4
cdev 2 1K 2
osd 8 1K 9283
chacha20random 1 1K 1
NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1
DEVFS 9 1K 10
CC Mem 4 1K 9276
vnodes 1 1K 1
CAM SIM 2 1K 2
feeder 7 1K 7
cryptodev 3 1K 1748
tcpfunc 3 1K 3
loginclass 3 1K 6
prison 6 1K 6
lkpikmalloc 5 1K 6
aesni_data 2 1K 2
soname 5 1K 33499
nexusdev 8 1K 8
apmdev 1 1K 1
atkbddev 2 1K 2
CAM dev queue 2 1K 2
CAM I/O Scheduler 1 1K 1
CAM path 4 1K 1034
pmchooks 1 1K 1
filecaps 5 1K 116
sctp_vrf 1 1K 1
vnet 1 1K 1
entropy 2 1K 47
pmc 1 1K 1
acpiintr 1 1K 1
cpus 2 1K 2
vnet_data_free 1 1K 1
iov 2 1K 29101
Per-cpu 1 1K 1
p1003.1b 1 1K 1
sctp_mcore 0 0K 0
sctp_socko 0 0K 13190
sctp_iter 0 0K 12
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 12
sctp_aadr 0 0K 0
sctp_stri 0 0K 318
ipcomp 0 0K 0
esp 0 0K 0
ah 0 0K 0
tcp_do 0 0K 0
tcp_fsb 0 0K 3776
mqdata 0 0K 0
filemon 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
NFSCL flayout 0 0K 0
NFSCL layout 0 0K 0
madt_table 0 0K 2
smartpqi 0 0K 0
NFSD rollback 0 0K 0
NFSCL diroff 0 0K 0
NEWdirectio 0 0K 0
ixl 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
ice-resmgr 0 0K 0
ice-osdep 0 0K 0
ice 0 0K 0
iavf 0 0K 0
axgbe 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
xen_intr 0 0K 0
msdosfs_mount 0 0K 0
msdosfs_node 0 0K 0
xen_hvm 0 0K 0
legacydrv 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
DEVFS4 0 0K 0
isci 0 0K 0
iommu_dmamap 0 0K 0
hyperv_socket 0 0K 0
bxe_ilt 0 0K 0
DEVFS2 0 0K 0
xenbus 0 0K 0
gntdev 0 0K 0
privcmd_dev 0 0K 0
evtchn_dev 0 0K 0
vm_fictitious 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
vtfont 0 0K 0
UMAHash 0 0K 0
BACKLIGHT 0 0K 0
ath_hal 0 0K 0
vm_pgdata 0 0K 0
jblocks 0 0K 0
savedino 0 0K 28377
sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0
sbdep 0 0K 36
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 2
allocindir 0 0K 0
indirdep 0 0K 16575
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
athdev 0 0K 0
ata_pci 0 0K 0
ata_dma 0 0K 0
ata_generic 0 0K 0
pvscsi 0 0K 0
scsi_da 0 0K 69
ata_da 0 0K 0
scsi_ch 0 0K 0
scsi_cd 0 0K 0
AHCI driver 0 0K 0
USBdev 0 0K 0
USB 0 0K 0
ktls_ocf 0 0K 0
agp 0 0K 0
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
MLX5DUMP 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
seq_file 0 0K 0
lkpiskb 0 0K 0
radix 0 0K 0
idr 0 0K 0
lkpindev 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 17
ip6_msource 0 0K 0
ip6_moptions 0 0K 0
in6_mfilter 0 0K 0
frag6 0 0K 0
tcplog 0 0K 0
tcp_hwpace 0 0K 0
LRO 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
nvme_da 0 0K 0
statfs 0 0K 27007
namei_tracker 0 0K 2
export_host 0 0K 0
cl_savebuf 0 0K 3
acpipwr 0 0K 0
acpi_perf 0 0K 0
twsbuf 0 0K 0
twe_commands 0 0K 0
tcp_log_dev 0 0K 2254
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
acpicmbat 0 0K 0
SIIS driver 0 0K 0
CAM CCB 0 0K 523
PUC 0 0K 0
biobuf 0 0K 0
aios 0 0K 0
lio 0 0K 8
acl 0 0K 0
ppbusdev 0 0K 0
mbuf_tag 0 0K 273
ktls 0 0K 0
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
CAM ccb queue 0 0K 0
mrsasbuf 0 0K 0
mpt_user 0 0K 0
accf 0 0K 0
pts 0 0K 0
ioctlops 0 0K 773
eventfd 0 0K 0
Witness 0 0K 0
stack 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
sbuf 0 0K 288
mfibuf 0 0K 0
firmware 0 0K 0
compressor 0 0K 0
md_sectors 0 0K 0
SWAP 0 0K 0
md_disk 0 0K 0
malodev 0 0K 0
sysctltmp 0 0K 914
sysctl 0 0K 3
LED 0 0K 0
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
cache 0 0K 0
ipsbuf 0 0K 0
aacraid_buf 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
XZ_DEC 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 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
db> show uma
Zone Size Used Free Requests Sleeps Bucket Total Mem XFree
mbuf_jumbo_page 4096 8320 1078 1033950 0 254 38494208 0
tcp_log 416 0 11691 237386 0 254 4863456 0
mbuf 256 9041 7477 2134942 0 254 4228608 0
sctp_asoc 2288 210 1315 9489 0 254 3489200 0
malloc-2048 2048 219 965 23915 0 8 2424832 0
RADIX NODE 144 15603 352 790271 0 64 2297520 0
pbuf 2624 0 794 0 0 2 2083456 0
sctp_ep 1208 211 1319 23907 0 254 1848240 0
BUF TRIE 144 192 11596 31372 0 62 1697472 0
malloc-4096 4096 392 8 28299 0 2 1638400 0
malloc-384 384 4117 53 4119 0 30 1601280 0
malloc-128 128 11939 306 65649 0 126 1567360 0
mbuf_cluster 2048 762 0 762 0 254 1560576 0
UMA Slabs 0 112 11799 3 11799 0 126 1321824 0
malloc-384 384 916 2504 63861 0 30 1313280 0
vmem btag 56 21888 111 21888 0 254 1231944 0
malloc-1024 1024 113 1087 9514 0 16 1228800 0
sctp_raddr 736 210 1319 9497 0 254 1125344 0
malloc-256 256 501 3219 122774 0 62 952320 0
256 Bucket 2048 360 18 5969 0 8 774144 0
sctp_chunk 152 229 4113 4946 0 254 659984 0
FFS inode 1160 517 29 28185 0 8 633360 0
VM OBJECT 264 2204 166 408998 0 30 625680 0
tcpcb 1096 4 507 9272 0 254 560056 0
ertt_txseginfo 40 0 13231 343301 0 254 529240 0
socket 960 43 465 35926 0 254 487680 0
tcp_bbr_map 128 0 3782 47090 0 126 484096 0
lkpimm 168 1 2327 1 0 62 391104 0
lkpicurr 168 2 2326 2 0 62 391104 0
malloc-128 128 1090 1576 32031 0 126 341248 0
THREAD 1808 162 25 29066 0 8 338096 0
malloc-256 256 242 1003 23938 0 62 318720 0
VNODE 448 555 111 28225 0 30 298368 0
malloc-64 64 4322 277 4587 0 254 294336 0
MAP ENTRY 96 2568 456 887671 0 126 290304 0
malloc-65536 65536 4 0 4 0 1 262144 0
malloc-65536 65536 1 3 893 0 1 262144 0
malloc-16 16 14847 403 25542 0 254 244000 0
malloc-32768 32768 0 7 15776 0 1 229376 0
DEVCTL 1024 0 220 155 0 0 225280 0
malloc-256 256 227 643 85368 0 62 222720 0
malloc-16384 16384 7 6 26810 0 1 212992 0
mbuf_packet 256 109 653 48874 0 254 195072 0
UMA Zones 768 244 0 244 0 16 187392 0
malloc-32 32 5398 272 6734 0 254 181440 0
FPU_save_area 832 164 52 33029 0 16 179712 0
malloc-128 128 1169 226 26294 0 126 178560 0
FFS2 dinode 256 517 113 28185 0 62 161280 0
128 Bucket 1024 111 36 7772 0 16 150528 0
S VFS Cache 104 1023 381 28750 0 126 146016 0
malloc-256 256 382 188 32401 0 62 145920 0
VMSPACE 2552 38 16 27790 0 4 137808 0
malloc-64 64 129 1950 403997 0 254 133056 0
malloc-65536 65536 2 0 2 0 1 131072 0
malloc-65536 65536 0 2 310 0 1 131072 0
malloc-2048 2048 6 58 1253 0 8 131072 0
malloc-1024 1024 126 2 143 0 16 131072 0
unpcb 256 20 490 1348 0 254 130560 0
64 Bucket 512 150 82 13608 0 30 118784 0
ksiginfo 112 71 973 4676 0 126 116928 0
PROC 1352 58 23 27804 0 8 109512 0
malloc-4096 4096 23 3 28 0 2 106496 0
malloc-64 64 346 1229 65873 0 254 100800 0
malloc-128 128 472 303 5047 0 126 99200 0
malloc-32768 32768 1 2 121 0 1 98304 0
malloc-32 32 542 2356 34005 0 254 92736 0
filedesc0 1072 59 25 28151 0 8 90048 0
UMA Kegs 384 230 3 230 0 30 89472 0
g_bio 408 0 210 229017 0 30 85680 0
32 Bucket 256 160 155 10981 0 62 80640 0
sctp_readq 152 0 520 386 0 254 79040 0
malloc-64 64 516 555 3208 0 254 68544 0
malloc-65536 65536 1 0 1 0 1 65536 0
malloc-65536 65536 0 1 8 0 1 65536 0
malloc-65536 65536 1 0 1 0 1 65536 0
malloc-16384 16384 3 1 4 0 1 65536 0
malloc-8192 8192 6 2 107 0 1 65536 0
malloc-4096 4096 13 3 34 0 2 65536 0
tcp_inpcb 424 4 149 9272 0 30 64872 0
sctp_stream_msg_out 112 47 493 2494 0 254 60480 0
malloc-384 384 133 17 135 0 30 57600 0
malloc-64 64 93 726 17664 0 254 52416 0
malloc-64 64 369 450 378 0 254 52416 0
Files 80 226 424 78789 0 126 52000 0
malloc-256 256 15 180 26862 0 62 49920 0
DIRHASH 1024 34 14 34 0 16 49152 0
NAMEI 1024 0 48 128334 0 16 49152 0
malloc-16384 16384 0 3 160 0 1 49152 0
malloc-8192 8192 6 0 6 0 1 49152 0
malloc-1024 1024 8 40 1571 0 16 49152 0
tcp_rack_pcb 896 0 54 3776 0 16 48384 0
16 Bucket 144 143 193 3014 0 62 48384 0
tcp_rack_map 120 0 396 10348 0 126 47520 0
da_ccb 544 0 84 57365 0 16 45696 0
tcp_bbr_pcb 832 0 54 3079 0 16 44928 0
syncache 168 0 264 4 0 254 44352 0
malloc-16 16 442 2308 43188 0 254 44000 0
malloc-16 16 447 2303 19189 0 254 44000 0
clpbuf 2624 0 16 21 0 16 41984 0
pcpu-8 8 4738 382 4936 0 254 40960 0
Mountpoints 2752 2 12 2 0 4 38528 0
ripcb 424 6 84 160 0 30 38160 0
udp_inpcb 424 6 84 1184 0 30 38160 0
pipe 744 24 26 419 0 16 37200 0
hostcache 64 2 565 2 0 254 36288 0
PWD 32 20 1114 26897 0 254 36288 0
malloc-64 64 68 499 468 0 254 36288 0
malloc-64 64 104 463 3079 0 254 36288 0
malloc-128 128 33 246 26968 0 126 35712 0
malloc-128 128 109 170 726 0 126 35712 0
malloc-128 128 62 217 27951 0 126 35712 0
malloc-128 128 137 142 177 0 126 35712 0
routing nhops 256 27 108 35 0 62 34560 0
ttyoutq 256 72 63 160 0 62 34560 0
malloc-384 384 52 38 52 0 30 34560 0
malloc-256 256 45 90 1386 0 62 34560 0
malloc-256 256 13 122 1126 0 62 34560 0
malloc-256 256 70 65 262 0 62 34560 0
TURNSTILE 136 188 64 188 0 62 34272 0
SLEEPQUEUE 88 188 196 188 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 17 0 1 32768 0
malloc-8192 8192 2 2 4 0 1 32768 0
malloc-8192 8192 2 2 31 0 1 32768 0
malloc-8192 8192 3 1 4 0 1 32768 0
malloc-4096 4096 5 3 10 0 2 32768 0
malloc-4096 4096 2 6 27631 0 2 32768 0
malloc-2048 2048 5 11 11 0 8 32768 0
malloc-2048 2048 7 9 8 0 8 32768 0
malloc-2048 2048 5 11 56 0 8 32768 0
malloc-2048 2048 0 16 50 0 8 32768 0
malloc-2048 2048 2 14 193 0 8 32768 0
malloc-2048 2048 2 14 81 0 8 32768 0
malloc-1024 1024 0 32 3 0 16 32768 0
malloc-1024 1024 5 27 1030 0 16 32768 0
malloc-1024 1024 8 24 8 0 16 32768 0
malloc-1024 1024 1 31 1258 0 16 32768 0
malloc-512 512 11 53 17 0 30 32768 0
malloc-512 512 2 62 207 0 30 32768 0
malloc-512 512 8 56 327 0 30 32768 0
malloc-512 512 5 59 54 0 30 32768 0
malloc-512 512 0 64 14 0 30 32768 0
pcpu-64 64 491 21 491 0 254 32768 0
KNOTE 160 28 172 212922 0 62 32000 0
ttyinq 160 135 65 300 0 62 32000 0
8 Bucket 80 170 230 4978 0 126 32000 0
cpuset 104 7 272 3794 0 126 29016 0
sctp_laddr 48 220 368 6107 0 254 28224 0
tcp_inpcb ports 32 2 880 7019 0 254 28224 0
malloc-32 32 29 853 43444 0 254 28224 0
malloc-32 32 269 613 3140 0 254 28224 0
4 Bucket 48 7 581 584 0 254 28224 0
2 Bucket 32 64 818 6675 0 254 28224 0
AIO 208 0 133 10 0 62 27664 0
udplite_inpcb 424 0 63 9 0 30 26712 0
malloc-8192 8192 3 0 3 0 1 24576 0
rtentry 176 31 107 35 0 62 24288 0
PGRP 88 35 241 54 0 126 24288 0
rl_entry 40 80 526 80 0 254 24240 0
malloc-384 384 20 40 416 0 30 23040 0
malloc-384 384 1 59 11 0 30 23040 0
domainset 40 0 567 2838 0 254 22680 0
udpcb 32 6 624 1193 0 254 20160 0
udp_inpcb ports 32 3 627 33 0 254 20160 0
AIOP 32 4 626 4 0 254 20160 0
ertt 72 4 276 9272 0 126 20160 0
malloc-32 32 33 597 2136 0 254 20160 0
malloc-32 32 145 485 1055 0 254 20160 0
malloc-32 32 103 527 10806 0 254 20160 0
malloc-32 32 30 600 1325 0 254 20160 0
AIOCB 552 0 35 17 0 16 19320 0
AIOLIO 272 0 70 4 0 30 19040 0
epoch_record pcpu 256 4 60 4 0 62 16384 0
malloc-16384 16384 1 0 1 0 1 16384 0
malloc-16384 16384 1 0 1 0 1 16384 0
malloc-8192 8192 2 0 2 0 1 16384 0
malloc-4096 4096 0 4 588 0 2 16384 0
malloc-1024 1024 14 2 15 0 16 16384 0
SMR CPU 32 7 504 7 0 254 16352 0
vtnet_tx_hdr 24 0 668 539865 0 254 16032 0
malloc-16 16 55 945 28546 0 254 16000 0
kenv 258 15 45 1045 0 30 15480 0
mqnode 416 3 33 3 0 30 14976 0
vmem 1856 1 7 1 0 8 14848 0
SMR SHARED 24 7 504 7 0 254 12264 0
malloc-16 16 18 732 9600 0 254 12000 0
malloc-16 16 37 713 14243 0 254 12000 0
malloc-16 16 44 706 59 0 254 12000 0
malloc-16 16 274 476 25957 0 254 12000 0
malloc-384 384 2 28 2 0 30 11520 0
malloc-8192 8192 1 0 1 0 1 8192 0
malloc-4096 4096 1 1 1 0 2 8192 0
malloc-4096 4096 0 2 1 0 2 8192 0
pcpu-16 16 14 498 14 0 254 8192 0
UMA Slabs 1 176 9 13 9 0 62 3872 0
KMAP ENTRY 96 12 27 14 0 0 3744 0
FFS1 dinode 128 0 0 0 0 126 0 0
ada_ccb 272 0 0 0 0 30 0 0
swblk 136 0 0 0 0 62 0 0
swpctrie 144 0 0 0 0 62 0 0
cdg_qdiffsample 16 0 0 0 0 254 0 0
pf state scrubs 40 0 0 0 0 254 0 0
pf frag entries 40 0 0 0 0 254 0 0
pf 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 312 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
ipq 56 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 72 0 0 0 0 254 0 0
sctp_asconf_ack 48 0 0 0 0 254 0 0
sctp_asconf 40 0 0 0 0 254 0 0
tcp_log_node 120 0 0 0 0 126 0 0
tcp_log_bucket 176 0 0 0 0 62 0 0
tcpreass 48 0 0 0 0 254 0 0
ripcb ports 32 0 0 0 0 254 0 0
udplite_inpcb ports 32 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
TMPFS node 224 0 0 0 0 62 0 0
NCLNODE 608 0 0 0 0 16 0 0
mqnotifier 216 0 0 0 0 62 0 0
mvdata 64 0 0 0 0 254 0 0
mqueue 248 0 0 0 0 62 0 0
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
cryptop 280 0 0 0 0 30 0
---
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