Fatal trap 12: page fault in __mtx_assert (4)
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syzbot
Feb 1, 2021, 2:07:21 PM2/1/21
to syzkaller-f...@googlegroups.com
Hello,
syzbot found the following issue on:
HEAD commit: 69c5fa5c zfs: remove incomplete ifdefs for lockless symlin..
git tree: https://github.com/freebsd/freebsd-src.git main
console output: https://syzkaller.appspot.com/x/log.txt?x=13ca78f8d00000
dashboard link: https://syzkaller.appspot.com/bug?extid=0e07f826c1ee82056446
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+0e07f8...@syzkaller.appspotmail.com
Fatal trap 12: page fault while in kernel mode
cpuid = 1; apic id = 01
fault virtual address = 0x160
fault code = supervisor read data, page not present
instruction pointer = 0x20:0xffffffff810647d2
stack pointer = 0x28:0xfffffe00037b01b0
frame pointer = 0x28:0xfffffe00037b01e0
code segment = base 0x0, limit 0xfffff, type 0x1b
= DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags = interrupt enabled, resume, IOPL = 0
current process = 12 (swi1: netisr 0)
trap number = 12
panic: page fault
cpuid = 1
time = 1612206485
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe00037afe10
vpanic() at vpanic+0x1c7/frame 0xfffffe00037afe70
panic() at panic+0x43/frame 0xfffffe00037afed0
trap_fatal() at trap_fatal+0x4cd/frame 0xfffffe00037aff50
trap_pfault() at trap_pfault+0xd4/frame 0xfffffe00037affc0
trap() at trap+0x41d/frame 0xfffffe00037b00e0
calltrap() at calltrap+0x8/frame 0xfffffe00037b00e0
--- trap 0xc, rip = 0xffffffff810647d2, rsp = 0xfffffe00037b01b0, rbp = 0xfffffe00037b01e0 ---
__mtx_assert() at __mtx_assert+0xc2/frame 0xfffffe00037b01e0
sctp_add_to_readq() at sctp_add_to_readq+0x4dc/frame 0xfffffe00037b0240
sctp_notify_assoc_change() at sctp_notify_assoc_change+0x419/frame 0xfffffe00037b02c0
sctp_process_control() at sctp_process_control+0x91a7/frame 0xfffffe00037b0750
sctp_common_input_processing() at sctp_common_input_processing+0x7db/frame 0xfffffe00037b08e0
sctp_input_with_port() at sctp_input_with_port+0x306/frame 0xfffffe00037b09d0
sctp_input() at sctp_input+0x1f/frame 0xfffffe00037b09f0
ip_input() at ip_input+0x388/frame 0xfffffe00037b0a90
swi_net() at swi_net+0x20d/frame 0xfffffe00037b0b10
ithread_loop() at ithread_loop+0x33f/frame 0xfffffe00037b0bb0
fork_exit() at fork_exit+0xb3/frame 0xfffffe00037b0bf0
fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe00037b0bf0
--- trap 0, rip = 0, rsp = 0, rbp = 0 ---
KDB: enter: panic
[ thread pid 12 tid 100021 ]
Stopped at kdb_enter+0x67: movq $0,0x1450b9e(%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 0xffffffff81117ed0 vprintf+0x140
rdx 0x1
rbx 0
rsp 0xfffffe00037afdf0
rbp 0xfffffe00037afe10
rsi 0
rdi 0xffffffff81117f06 vprintf+0x176
r8 0
r9 0xffffffff
r10 0
r11 0xbf
r12 0xffffffff82067650 ddb_dbbe
r13 0
r14 0xffffffff819bf353
r15 0xffffffff819bf353
rip 0xffffffff8110eee7 kdb_enter+0x67
rflags 0x86
kdb_enter+0x67: movq $0,0x1450b9e(%rip)
db> show proc
Process 12 (intr) at 0xfffff80004469a50:
state: NORMAL
uid: 0 gids: 0
parent: pid 0 at 0xffffffff82512fb0
ABI: null
flag: 0x10000284 flag2: 0
reaper: 0xffffffff82512fb0 reapsubtree: 12
sigparent: 20
vmspace: 0xffffffff82513c00
(map 0xffffffff82513c00)
(map.pmap 0xffffffff82513cc0)
(pmap 0xffffffff82513d20)
threads: 23
100012 I [swi5: fast taskq]
100014 I [swi6: task queue]
100016 I [swi6: Giant taskq]
100020 I [swi3: vm]
100021 Run CPU 1 [swi1: netisr 0]
100022 L *sctp-in 0xfffff80004db5840 [swi4: clock (0)]
100023 I [swi4: clock (1)]
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]
db> ps
pid ppid pgrp uid state wmesg wchan cmd
20008 858 858 0 R (threaded) syz-executor.2
127833 Run CPU 0 syz-executor.2
129132 L *sctp-in 0xfffff80004db5840 syz-executor.2
20006 870 870 0 LE *sctp-tc 0xfffff80025a33d80 syz-executor.3
20004 785 785 0 R (threaded) syz-executor.0
129018 RunQ syz-executor.0
129123 S sbwait 0xfffff8002802d574 syz-executor.0
129126 S uwait 0xfffff80004db4480 syz-executor.0
129128 S uwait 0xfffff80018e63f00 syz-executor.0
20001 786 786 0 T (threaded) syz-executor.1
129119 L *sctp-in 0xfffff80004db5840 syz-executor.1
129131 s syz-executor.1
5508 1 5508 65 Ss select 0xfffff800258dc440 dhclient
5105 1 5105 0 Ss select 0xfffff800259ce840 dhclient
5102 1 5102 0 Ss select 0xfffff800259e70c0 dhclient
5075 1 5075 65 Ss select 0xfffff800259e72c0 dhclient
3788 1 3788 0 Ss select 0xfffff800259ceb40 dhclient
3785 1 3785 0 Ss select 0xfffff800259ced40 dhclient
3766 1 3766 65 Ss select 0xfffff800259ce8c0 dhclient
1614 1 1614 0 Ss select 0xfffff80025a3d6c0 dhclient
1611 1 1611 0 Ss select 0xfffff80025a3dac0 dhclient
1589 1 1589 65 Ss select 0xfffff80025a3d740 dhclient
1035 1 1035 0 Ss select 0xfffff80018c5f840 dhclient
1032 1 1032 0 Ss select 0xfffff80018c5f740 dhclient
870 780 870 0 Ss nanslp 0xffffffff825331e0 syz-executor.3
858 780 858 0 Ss nanslp 0xffffffff825331e0 syz-executor.2
786 780 786 0 Rs syz-executor.1
785 780 785 0 Ss nanslp 0xffffffff825331e0 syz-executor.0
780 778 778 0 S (threaded) syz-fuzzer
100093 S kqread 0xfffff80004da7000 syz-fuzzer
100104 S uwait 0xfffff800183ce700 syz-fuzzer
100105 S uwait 0xfffff80018a52e80 syz-fuzzer
100106 S uwait 0xfffff800183ce000 syz-fuzzer
100107 S uwait 0xfffff80004ba4500 syz-fuzzer
100108 S uwait 0xfffff80004ba4600 syz-fuzzer
100109 S uwait 0xfffff80004ba4700 syz-fuzzer
100110 S uwait 0xfffff800183ce100 syz-fuzzer
100116 S uwait 0xfffff800183ce200 syz-fuzzer
778 776 778 0 Ss pause 0xfffff800185540b0 csh
776 694 776 0 Ss select 0xfffff800183510c0 sshd
760 1 760 0 Ss+ ttyin 0xfffff800048e58b0 getty
759 1 759 0 Ss+ ttyin 0xfffff80004bb58b0 getty
758 1 758 0 Ss+ ttyin 0xfffff80004bb80b0 getty
757 1 757 0 Ss+ ttyin 0xfffff80004bb88b0 getty
756 1 756 0 Ss+ ttyin 0xfffff80004bbc0b0 getty
755 1 755 0 Ss+ ttyin 0xfffff80004bbc8b0 getty
754 1 754 0 Ss+ ttyin 0xfffff80004bc00b0 getty
753 1 753 0 Ss+ ttyin 0xfffff80004bc08b0 getty
752 1 752 0 Ss+ ttyin 0xfffff80004b8c0b0 getty
698 1 698 0 Ss nanslp 0xffffffff825331e0 cron
694 1 694 0 Ss select 0xfffff800183513c0 sshd
507 1 507 0 Ss select 0xfffff800183518c0 syslogd
436 1 436 0 Ss select 0xfffff80004e47140 devd
435 1 435 65 Ss select 0xfffff80018351d40 dhclient
350 1 350 0 Ss select 0xfffff80018351f40 dhclient
347 1 347 0 Ss select 0xfffff80004e47840 dhclient
23 0 0 0 DL vlruwt 0xfffff80004d5c528 [vnlru]
22 0 0 0 DL syncer 0xffffffff826226b8 [syncer]
21 0 0 0 DL (threaded) [bufdaemon]
100070 D qsleep 0xffffffff826217a0 [bufdaemon]
100075 D - 0xffffffff8200ac80 [bufspacedaemon-0]
100084 D sdflush 0xfffff80004ef3ce8 [/ worker]
20 0 0 0 DL psleep 0xffffffff82648cc8 [vmdaemon]
19 0 0 0 DL (threaded) [pagedaemon]
100068 D psleep 0xffffffff8263d138 [dom0]
100076 D launds 0xffffffff8263d144 [laundry: dom0]
100077 D umarcl 0xffffffff8152ac60 [uma]
18 0 0 0 DL - 0xffffffff82367578 [rand_harvestq]
17 0 0 0 DL waiting 0xffffffff82d79818 [sctp_iterator]
16 0 0 0 DL pftm 0xffffffff82e73430 [pf purge]
15 0 0 0 DL - 0xffffffff8261ed5c [soaiod4]
9 0 0 0 DL - 0xffffffff8261ed5c [soaiod3]
8 0 0 0 DL - 0xffffffff8261ed5c [soaiod2]
7 0 0 0 DL - 0xffffffff8261ed5c [soaiod1]
6 0 0 0 DL (threaded) [cam]
100034 D - 0xffffffff8223f2c0 [doneq0]
100067 D - 0xffffffff8223f190 [scanner]
14 0 0 0 DL seqstat 0xfffff8000458a888 [sequencer 00]
5 0 0 0 DL crypto_ 0xfffff80004539d90 [crypto returns 1]
4 0 0 0 DL crypto_ 0xfffff80004539d30 [crypto returns 0]
3 0 0 0 DL crypto_ 0xffffffff8263a630 [crypto]
13 0 0 0 DL (threaded) [geom]
100025 D - 0xffffffff82512a20 [g_event]
100026 D - 0xffffffff82512a28 [g_up]
100027 D - 0xffffffff82512a30 [g_down]
2 0 0 0 DL (threaded) [KTLS]
100018 D - 0xfffff8000446e900 [thr_0]
100019 D - 0xfffff8000446e980 [thr_1]
12 0 0 0 RL (threaded) [intr]
100012 I [swi5: fast taskq]
100014 I [swi6: task queue]
100016 I [swi6: Giant taskq]
100020 I [swi3: vm]
100021 Run CPU 1 [swi1: netisr 0]
100022 L *sctp-in 0xfffff80004db5840 [swi4: clock (0)]
100023 I [swi4: clock (1)]
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 0xfffff8000448b528 [init]
10 0 0 0 DL audit_w 0xffffffff8263ab50 [audit]
0 0 0 0 DLs (threaded) [kernel]
100000 D swapin 0xffffffff82512fb0 [swapper]
100005 D - 0xfffff8000446ee00 [if_config_tqg_0]
100006 D - 0xfffff8000446ed00 [softirq_0]
100007 D - 0xfffff8000446ec00 [softirq_1]
100008 D - 0xfffff8000446eb00 [if_io_tqg_0]
100009 D - 0xfffff8000446ea00 [if_io_tqg_1]
100010 D - 0xfffff8000446de00 [thread taskq]
100011 D - 0xfffff8000446dd00 [aiod_kick taskq]
100013 D - 0xfffff8000446db00 [kqueue_ctx taskq]
100015 D - 0xfffff8000446d900 [in6m_free taskq]
100017 D - 0xfffff8000446d700 [inm_free taskq]
100024 D - 0xfffff8000446d600 [firmware taskq]
100028 D - 0xfffff800044a9b00 [crypto_0]
100029 D - 0xfffff800044a9b00 [crypto_1]
100044 D - 0xfffff800044a9400 [vtnet0 rxq 0]
100045 D - 0xfffff800044a9300 [vtnet0 txq 0]
100046 D - 0xfffff800044a9200 [vtnet0 rxq 1]
100047 D - 0xfffff800044a9100 [vtnet0 txq 1]
100049 D vtbslp 0xfffff8000466a980 [virtio_balloon]
100053 D - 0xfffff800044a9000 [mca taskq]
100058 D - 0xffffffff81d66ed1 [deadlkres]
100062 D - 0xfffff800044a9a00 [acpi_task_0]
100063 D - 0xfffff800044a9a00 [acpi_task_1]
100064 D - 0xfffff800044a9a00 [acpi_task_2]
100066 D - 0xfffff800044a9500 [CAM taskq]
db> show all locks
Process 20008 (syz-executor.2) thread 0xfffffe0094e48c00 (127833)
exclusive sleep mutex umtxql (umtxql) r = 0 (0xffffffff82551940) locked @ /syzkaller/managers/main/kernel/sys/kern/kern_umtx.c:511
Process 20006 (syz-executor.3) thread 0xfffffe0094e7f700 (124278)
exclusive sleep mutex sctp-inp (inp) r = 0 (0xfffff8002818be68) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:3333
exclusive rw sctp-info (sctp-info) r = 0 (0xfffffe00041b2f00) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:3331
exclusive sleep mutex sctp-create (inp_create) r = 0 (0xfffff8002818be88) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:3330
Process 12 (intr) thread 0xfffffe0004127300 (100021)
exclusive sleep mutex so_rcv (so_rcv) r = 0 (0xfffff80025b56c58) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:4813
exclusive sleep mutex sctp-tcb (tcb) r = 0 (0xfffffe0094f6d1a0) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:1326
db> show malloc
Type InUse MemUse Requests
pf_hash 5 11524K 5
devbuf 4216 4340K 4244
tcp_hpts 5 3201K 5
vtbuf 24 1968K 46
sysctloid 30605 1795K 30671
kobj 329 1316K 489
newblk 4 1025K 21152
vfscache 3 1025K 3
pcb 74 559K 36859
inodedep 7 515K 25556
ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
intr 4 472K 4
subproc 145 283K 20094
acpica 1674 184K 58233
vnet_data 1 168K 1
tidhash 3 141K 3
filedesc 18 137K 37935
pagedep 9 130K 38051
tfo_ccache 1 128K 1
sem 4 106K 4
DEVFS1 105 105K 122
linker 278 100K 313
BPF 46 88K 46
bus 983 80K 3364
mtx_pool 2 72K 2
syncache 1 68K 1
acpitask 1 64K 1
ddb_capture 1 64K 1
module 503 63K 503
umtx 360 45K 360
kdtrace 213 42K 49142
temp 35 33K 2954
hostcache 1 32K 1
shm 1 32K 70
DEVFS3 124 31K 134
msg 4 30K 4
vmem 3 26K 5
gtaskqueue 18 26K 18
sctp_timw 94 24K 94
kbdmux 6 22K 6
ifaddr 72 21K 72
DEVFS_RULE 56 20K 56
ufs_mount 5 17K 6
proc 3 17K 3
tty 16 16K 16
ithread 99 16K 99
lltable 46 15K 181
bus-sc 32 14K 1598
KTRACE 100 13K 100
ifnet 7 13K 7
ether_multi 152 13K 162
kenv 93 12K 93
eventhandler 129 11K 129
cred 42 11K 1790
GEOM 60 10K 489
rman 82 10K 423
in6_multi 65 9K 65
sctp_atcl 22 9K 20782
bmsafemap 2 9K 19097
UART 12 9K 12
devstat 4 9K 4
sctp_stro 8 8K 4296
ksem 1 8K 1749
rpc 2 8K 2
shmfd 1 8K 71
pfs_vncache 1 8K 1
pfs_nodes 20 8K 20
audit_evclass 236 8K 294
kqueue 65 7K 20104
sglist 5 7K 5
CAM DEV 3 6K 510
plimit 24 6K 562
CAM queue 5 6K 1528
taskqueue 48 6K 48
DEVFSP 78 5K 82
ufs_dirhash 24 5K 24
session 35 5K 58
pf_ifnet 10 5K 21
UMA 260 5K 260
vt 11 5K 11
memdesc 1 4K 1
MCA 32 4K 32
kcovinfo 64 4K 68
evdev 4 4K 4
pwddesc 62 4K 20009
routetbl 24 4K 24
lockf 33 4K 76
selfd 55 4K 283990
hhook 13 4K 13
proc-args 52 3K 753
terminal 11 3K 11
acpisem 22 3K 22
select 19 3K 144
uidinfo 4 3K 412
sctp_stri 4 2K 2460
local_apic 1 2K 1
io_apic 1 2K 1
fpukern_ctx 2 2K 2
ipsec-saq 2 2K 2
ip6ndp 12 2K 13
sctp_ifa 13 2K 14
Unitno 28 2K 54
CAM XPT 22 2K 543
in_multi 6 2K 8
inpcbpolicy 46 2K 28747
sctp_atky 30 2K 24221
ipsecpolicy 2 2K 2
acpidev 20 2K 20
msi 9 2K 9
clone 9 2K 9
tun 7 2K 7
softdep 1 1K 1
sahead 1 1K 1
secasvar 1 1K 1
nhops 6 1K 8
vnodemarker 2 1K 166
NFSD session 1 1K 1
CAM periph 4 1K 271
sctp_ifn 6 1K 14
ipsec 3 1K 3
mld 6 1K 6
igmp 6 1K 6
toponodes 6 1K 6
isadev 6 1K 6
mount 16 1K 89
pci_link 10 1K 10
diradd 5 1K 19044
crypto 4 1K 4
encap_export_host 12 1K 12
procdesc 5 1K 18
mkdir 4 1K 37918
pfil 4 1K 4
CAM SIM 2 1K 2
cdev 2 1K 2
newdirblk 3 1K 18959
chacha20random 1 1K 1
sctp_athm 22 1K 21120
osd 3 1K 10
sctp_map 16 1K 8556
dirrem 1 1K 19000
vnodes 1 1K 2
ktls 1 1K 1
NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1
DEVFS 9 1K 10
feeder 7 1K 7
tcpfunc 3 1K 3
loginclass 3 1K 6
prison 6 1K 6
aesni_data 2 1K 2
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 18983
freefile 1 1K 18993
pmchooks 1 1K 1
soname 4 1K 39345
nexusdev 6 1K 6
filecaps 5 1K 130
sctp_vrf 1 1K 1
entropy 2 1K 50
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
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
sctp_mcore 0 0K 0
sctp_socko 0 0K 5022
sctp_iter 0 0K 15
sctp_mvrf 0 0K 0
sctp_cpal 0 0K 4
sctp_cmsg 0 0K 0
sctp_stre 0 0K 0
sctp_athi 0 0K 0
sctp_a_it 0 0K 11
sctp_aadr 0 0K 17
mqdata 0 0K 0
ciss_data 0 0K 0
ath_hal 0 0K 0
athdev 0 0K 0
madt_table 0 0K 2
smartpqi 0 0K 0
ata_pci 0 0K 0
ata_dma 0 0K 0
ata_generic 0 0K 0
pvscsi 0 0K 0
amr 0 0K 0
scsi_da 0 0K 69
ata_da 0 0K 0
iavf 0 0K 0
ixl 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
ice-resmgr 0 0K 0
ice-osdep 0 0K 0
ice 0 0K 0
axgbe 0 0K 0
xen_intr 0 0K 0
nvme_da 0 0K 0
xen_hvm 0 0K 0
legacydrv 0 0K 0
qpidrv 0 0K 0
acpipwr 0 0K 0
twsbuf 0 0K 0
dmar_idpgtbl 0 0K 0
dmar_dom 0 0K 0
dmar_ctx 0 0K 0
twe_commands 0 0K 0
twa_commands 0 0K 0
tcp_log_dev 0 0K 33
isci 0 0K 0
iommu_dmamap 0 0K 0
midi buffers 0 0K 0
hyperv_socket 0 0K 0
bxe_ilt 0 0K 0
xenbus 0 0K 0
mixer 0 0K 0
ac97 0 0K 0
vm_fictitious 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 41714
UMAHash 0 0K 0
PUC 0 0K 0
vm_pgdata 0 0K 0
jblocks 0 0K 0
savedino 0 0K 68185
sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0
sbdep 0 0K 82
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
freeblks 0 0K 18970
freefrag 0 0K 6
allocindir 0 0K 0
indirdep 0 0K 33
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
ppbusdev 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 32
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
agtiapi_MemAlloc malloc 0 0K 0
LRO 0 0K 0
newreno data 0 0K 0
ip_msource 0 0K 0
ip_moptions 0 0K 16
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 7
VN POLL 0 0K 0
osti_cacheable 0 0K 0
statfs 0 0K 19174
namei_tracker 0 0K 40
export_host 0 0K 0
cl_savebuf 0 0K 8
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
biobuf 0 0K 0
aios 0 0K 0
lio 0 0K 0
acl 0 0K 0
mpt_user 0 0K 0
mbuf_tag 0 0K 176
accf 0 0K 0
pts 0 0K 0
iov 0 0K 35334
ioctlops 0 0K 270
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
sbuf 0 0K 288
mpr 0 0K 0
firmware 0 0K 0
compressor 0 0K 0
mfibuf 0 0K 0
SWAP 0 0K 0
md_sectors 0 0K 0
md_disk 0 0K 0
sysctltmp 0 0K 996
sysctl 0 0K 1
malodev 0 0K 0
ekcd 0 0K 0
dumper 0 0K 0
sendfile 0 0K 0
rctl 0 0K 0
LED 0 0K 0
ix_sriov 0 0K 0
aacraidcam 0 0K 0
cache 0 0K 0
ix 0 0K 0
ipsbuf 0 0K 0
prison_racct 0 0K 0
Fail Points 0 0K 0
sigio 0 0K 319
filedesc_to_leader 0 0K 0
pwd 0 0K 0
tty console 0 0K 0
iirbuf 0 0K 0
aacraid_buf 0 0K 0
aaccam 0 0K 0
aacbuf 0 0K 0
zstd 0 0K 0
nvlist 0 0K 0
SCSI ENC 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
SCSI sa 0 0K 0
scsi_pass 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
db> show uma
Zone Size Used Free Requests Sleeps Bucket Total Mem XFree
mbuf_jumbo_page 4096 8321 7338 1550731 0 254 64139264 0
mbuf 256 9028 7247 7427743 0 254 4166400 0
RADIX NODE 144 19008 561 605903 0 62 2817936 0
pbuf 2632 0 989 0 0 2 2603048 0
BUF TRIE 144 311 13157 34041 0 62 1939392 0
UMA Slabs 0 112 17295 18 17295 0 126 1939056 0
malloc-384 384 4168 12 4185 0 30 1605120 0
mbuf_cluster 2048 735 1 735 0 254 1507328 0
malloc-4096 4096 336 2 502 0 2 1384448 0
malloc-128 128 10040 252 29211 0 126 1317376 0
sctp_asoc 2288 8 347 4278 0 254 812240 0
malloc-2048 2048 15 359 13093 0 8 765952 0
FFS inode 1128 521 25 19515 0 8 615888 0
sctp_ep 1280 10 428 13087 0 254 560640 0
tcp_bbr_map 128 0 4278 631640 0 126 547584 0
256 Bucket 2048 222 14 25182 0 8 483328 0
VM OBJECT 264 1468 62 292409 0 30 403920 0
sctp_raddr 736 28 478 15849 0 254 372416 0
malloc-1024 1024 8 348 4293 0 16 364544 0
THREAD 1792 149 31 29132 0 8 322560 0
VNODE 488 558 90 19554 0 30 316224 0
malloc-384 384 40 740 46388 0 30 299520 0
malloc-4096 4096 63 6 20009 0 2 282624 0
tcp_inpcb 488 34 542 22799 0 254 281088 0
malloc-65536 65536 4 0 4 0 1 262144 0
malloc-65536 65536 0 4 468 0 1 262144 0
malloc-2048 2048 7 119 42487 0 8 258048 0
socket 944 75 193 44390 0 254 252992 0
malloc-64 64 3212 568 23162 0 254 241920 0
DEVCTL 1024 0 212 129 0 0 217088 0
MAP ENTRY 96 1704 522 1097235 0 127 213696 0
malloc-16384 16384 9 4 18966 0 1 212992 0
malloc-16 16 12663 87 12728 0 254 204000 0
malloc-256 256 194 586 21469 0 62 199680 0
mbuf_packet 256 165 570 30119 0 254 188160 0
malloc-128 128 1194 263 65676 0 126 186496 0
g_bio 408 0 450 163619 0 30 183600 0
UMA Zones 768 232 2 232 0 16 179712 0
malloc-256 256 229 461 42304 0 62 176640 0
FFS2 dinode 256 521 124 19515 0 62 165120 0
malloc-32768 32768 0 5 19 0 1 163840 0
tcpcb 1048 33 121 22799 0 254 161392 0
malloc-32 32 4819 221 4838 0 254 161280 0
S VFS Cache 104 1070 373 20846 0 126 150072 0
malloc-1024 1024 125 7 142 0 16 135168 0
malloc-65536 65536 2 0 2 0 1 131072 0
128 Bucket 1024 86 41 6131 0 16 130048 0
VMSPACE 2544 40 11 19987 0 4 129744 0
vmem btag 56 2239 53 2239 0 254 128352 0
malloc-128 128 682 310 24588 0 126 126976 0
ksiginfo 112 66 978 3915 0 126 116928 0
PROC 1320 62 19 20008 0 8 106920 0
malloc-256 256 69 336 163444 0 62 103680 0
malloc-4096 4096 21 2 31 0 2 94208 0
filedesc0 1072 63 21 20009 0 8 90048 0
UMA Kegs 384 218 5 218 0 30 85632 0
malloc-16384 16384 3 2 8 0 1 81920 0
malloc-128 128 361 259 19545 0 126 79360 0
malloc-4096 4096 17 2 34 0 2 77824 0
64 Bucket 512 93 59 18506 0 30 77824 0
sctp_laddr 48 4 1424 2923 0 254 68544 0
malloc-65536 65536 1 0 1 0 1 65536 0
malloc-65536 65536 1 0 1 0 1 65536 0
malloc-65536 65536 0 1 124 0 1 65536 0
malloc-65536 65536 1 0 1 0 1 65536 0
malloc-32768 32768 2 0 2 0 1 65536 0
malloc-64 64 548 460 8714 0 254 64512 0
malloc-64 64 385 560 30717 0 254 60480 0
32 Bucket 256 87 138 9471 0 62 57600 0
malloc-8192 8192 6 1 97 0 1 57344 0
malloc-128 128 397 37 1487 0 126 55552 0
sctp_chunk 152 14 324 11545 0 254 51376 0
malloc-16384 16384 3 0 9 0 1 49152 0
malloc-8192 8192 4 2 8 0 1 49152 0
tcp_bbr_pcb 832 0 54 9155 0 16 44928 0
pipe 744 24 36 1110 0 16 44640 0
sctp_stream_msg_out 112 1 395 1892 0 254 44352 0
malloc-64 64 131 562 20145 0 254 44352 0
clpbuf 2632 0 16 79 0 16 42112 0
DIRHASH 1024 34 6 34 0 16 40960 0
malloc-8192 8192 2 3 14 0 1 40960 0
malloc-8192 8192 2 3 30 0 1 40960 0
pcpu-8 8 4605 515 4785 0 254 40960 0
malloc-64 64 489 141 1090 0 254 40320 0
Files 80 243 257 77905 0 126 40000 0
tcp_rack_pcb 704 0 55 6017 0 16 38720 0
NAMEI 1024 0 36 93388 0 16 36864 0
malloc-4096 4096 4 5 19771 0 2 36864 0
malloc-2048 2048 9 9 103 0 8 36864 0
malloc-512 512 4 68 2460 0 30 36864 0
udplite_inpcb 488 6 66 4837 0 254 35136 0
malloc-384 384 83 7 89 0 30 34560 0
malloc-32768 32768 0 1 117 0 1 32768 0
malloc-32768 32768 1 0 1 0 1 32768 0
pcpu-64 64 456 56 456 0 254 32768 0
malloc-32 32 128 880 49070 0 254 32256 0
malloc-256 256 111 9 111 0 62 30720 0
malloc-256 256 67 53 2537 0 62 30720 0
TURNSTILE 136 181 29 181 0 62 28560 0
malloc-64 64 170 271 302889 0 254 28224 0
4 Bucket 48 7 581 634 0 254 28224 0
KNOTE 160 28 147 456059 0 62 28000 0
8 Bucket 80 99 251 6444 0 126 28000 0
malloc-256 256 17 88 21585 0 62 26880 0
malloc-8192 8192 3 0 3 0 1 24576 0
malloc-8192 8192 1 2 3 0 1 24576 0
PWD 32 21 735 19064 0 254 24192 0
ttyinq 160 135 15 300 0 62 24000 0
ttyoutq 256 72 18 160 0 62 23040 0
malloc-384 384 23 37 158 0 30 23040 0
malloc-256 256 65 25 190 0 62 23040 0
malloc-32 32 68 562 28951 0 254 20160 0
16 Bucket 144 73 67 962 0 62 20160 0
2 Bucket 32 60 570 3581 0 254 20160 0
vtnet_tx_hdr 24 0 835 5174634 0 254 20040 0
malloc-16 16 73 1177 48678 0 254 20000 0
malloc-128 128 113 42 3025 0 126 19840 0
SLEEPQUEUE 88 181 43 181 0 126 19712 0
ripcb 488 5 35 494 0 254 19520 0
Mountpoints 2752 2 5 2 0 4 19264 0
unpcb 256 20 55 2492 0 254 19200 0
malloc-384 384 39 11 39 0 30 19200 0
tcp_log 416 0 45 121 0 254 18720 0
malloc-16384 16384 1 0 1 0 1 16384 0
malloc-16384 16384 0 1 153 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-2048 2048 5 3 196 0 8 16384 0
malloc-1024 1024 11 5 91 0 16 16384 0
malloc-1024 1024 6 10 65 0 16 16384 0
malloc-1024 1024 12 4 21 0 16 16384 0
malloc-1024 1024 11 5 11 0 16 16384 0
malloc-512 512 10 22 644 0 30 16384 0
malloc-32 32 335 169 3852 0 254 16128 0
malloc-16 16 45 955 12084 0 254 16000 0
malloc-128 128 95 29 96 0 126 15872 0
sctp_readq 152 1 103 1531 0 254 15808 0
udp_inpcb 488 2 30 617 0 254 15616 0
malloc-384 384 21 19 335 0 30 15360 0
malloc-4096 4096 1 2 39 0 2 12288 0
malloc-2048 2048 3 3 62 0 8 12288 0
malloc-512 512 13 11 179 0 30 12288 0
tcp_rack_map 120 0 99 2790 0 126 11880 0
malloc-256 256 14 31 1745 0 62 11520 0
cpuset 104 8 85 183 0 126 9672 0
malloc-2048 2048 2 2 10 0 8 8192 0
malloc-1024 1024 2 6 1450 0 16 8192 0
malloc-512 512 4 12 59 0 30 8192 0
rtentry 176 30 16 34 0 62 8096 0
tcp_log_bucket 176 0 46 3 0 62 8096 0
PGRP 88 35 57 58 0 126 8096 0
rl_entry 40 67 135 67 0 254 8080 0
sctp_asconf_ack 48 0 168 17 0 254 8064 0
udpcb 32 7 245 5454 0 254 8064 0
malloc-64 64 26 100 26 0 254 8064 0
malloc-64 64 90 36 146 0 254 8064 0
malloc-32 32 4 248 30 0 254 8064 0
malloc-32 32 68 184 966 0 254 8064 0
malloc-32 32 61 191 417 0 254 8064 0
malloc-32 32 19 233 1480 0 254 8064 0
malloc-16 16 6 494 6 0 254 8000 0
malloc-16 16 35 465 9337 0 254 8000 0
malloc-16 16 195 305 1369 0 254 8000 0
malloc-16 16 25 475 46 0 254 8000 0
malloc-16 16 265 235 26634 0 254 8000 0
tcp_log_node 120 0 66 6 0 126 7920 0
itimer 352 0 22 7 0 30 7744 0
kenv 258 3 27 1053 0 30 7740 0
routing nhops 256 27 3 34 0 62 7680 0
FPU_save_area 832 1 8 1 0 16 7488 0
domainset 40 0 126 171 0 254 5040 0
epoch_record pcpu 256 4 12 4 0 62 4096 0
malloc-4096 4096 1 0 1 0 2 4096 0
malloc-2048 2048 1 1 1 0 8 4096 0
malloc-2048 2048 0 2 36 0 8 4096 0
malloc-1024 1024 2 2 156 0 16 4096 0
malloc-512 512 1 7 5 0 30 4096 0
malloc-512 512 1 7 1 0 30 4096 0
malloc-512 512 0 8 1 0 30 4096 0
pcpu-16 16 7 249 7 0 254 4096 0
tcpreass 48 0 84 2 0 254 4032 0
hostcache 96 1 41 1 0 254 4032 0
syncache 168 0 24 4 0 254 4032 0
malloc-128 128 5 26 5 0 126 3968 0
UMA Slabs 1 176 9 13 9 0 62 3872 0
mqnode 416 3 6 3 0 30 3744 0
KMAP ENTRY 96 12 27 12 0 0 3744 0
vmem 1856 1 1 1 0 8 3712 0
SMR CPU 32 2 61 2 0 254 2016 0
SMR SHARED 24 2 61 2 0 254 1512 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 40 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
IPsec SA lft_c 16 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
AIOLIO 272 0 0 0 0 30 0 0
AIOCB 552 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
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
TMPFS node 224 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 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
MAC labels 40 0 0 0 0 254 0 0
vnpbuf 2632 0 0 0 0 64 0 0
mdpbuf 2632 0 0 0 0 3 0 0
nfspbuf 2632 0 0 0 0 16 0 0
swwbuf 2632 0 0 0 0 8 0 0
swrbuf 2632 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-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
---
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: 69c5fa5c zfs: remove incomplete ifdefs for lockless symlin..
git tree: https://github.com/freebsd/freebsd-src.git main
console output: https://syzkaller.appspot.com/x/log.txt?x=13ca78f8d00000
dashboard link: https://syzkaller.appspot.com/bug?extid=0e07f826c1ee82056446
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+0e07f8...@syzkaller.appspotmail.com
Fatal trap 12: page fault while in kernel mode
cpuid = 1; apic id = 01
fault virtual address = 0x160
fault code = supervisor read data, page not present
instruction pointer = 0x20:0xffffffff810647d2
stack pointer = 0x28:0xfffffe00037b01b0
frame pointer = 0x28:0xfffffe00037b01e0
code segment = base 0x0, limit 0xfffff, type 0x1b
= DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags = interrupt enabled, resume, IOPL = 0
current process = 12 (swi1: netisr 0)
trap number = 12
panic: page fault
cpuid = 1
time = 1612206485
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe00037afe10
vpanic() at vpanic+0x1c7/frame 0xfffffe00037afe70
panic() at panic+0x43/frame 0xfffffe00037afed0
trap_fatal() at trap_fatal+0x4cd/frame 0xfffffe00037aff50
trap_pfault() at trap_pfault+0xd4/frame 0xfffffe00037affc0
trap() at trap+0x41d/frame 0xfffffe00037b00e0
calltrap() at calltrap+0x8/frame 0xfffffe00037b00e0
--- trap 0xc, rip = 0xffffffff810647d2, rsp = 0xfffffe00037b01b0, rbp = 0xfffffe00037b01e0 ---
__mtx_assert() at __mtx_assert+0xc2/frame 0xfffffe00037b01e0
sctp_add_to_readq() at sctp_add_to_readq+0x4dc/frame 0xfffffe00037b0240
sctp_notify_assoc_change() at sctp_notify_assoc_change+0x419/frame 0xfffffe00037b02c0
sctp_process_control() at sctp_process_control+0x91a7/frame 0xfffffe00037b0750
sctp_common_input_processing() at sctp_common_input_processing+0x7db/frame 0xfffffe00037b08e0
sctp_input_with_port() at sctp_input_with_port+0x306/frame 0xfffffe00037b09d0
sctp_input() at sctp_input+0x1f/frame 0xfffffe00037b09f0
ip_input() at ip_input+0x388/frame 0xfffffe00037b0a90
swi_net() at swi_net+0x20d/frame 0xfffffe00037b0b10
ithread_loop() at ithread_loop+0x33f/frame 0xfffffe00037b0bb0
fork_exit() at fork_exit+0xb3/frame 0xfffffe00037b0bf0
fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe00037b0bf0
--- trap 0, rip = 0, rsp = 0, rbp = 0 ---
KDB: enter: panic
[ thread pid 12 tid 100021 ]
Stopped at kdb_enter+0x67: movq $0,0x1450b9e(%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 0xffffffff81117ed0 vprintf+0x140
rdx 0x1
rbx 0
rsp 0xfffffe00037afdf0
rbp 0xfffffe00037afe10
rsi 0
rdi 0xffffffff81117f06 vprintf+0x176
r8 0
r9 0xffffffff
r10 0
r11 0xbf
r12 0xffffffff82067650 ddb_dbbe
r13 0
r14 0xffffffff819bf353
r15 0xffffffff819bf353
rip 0xffffffff8110eee7 kdb_enter+0x67
rflags 0x86
kdb_enter+0x67: movq $0,0x1450b9e(%rip)
db> show proc
Process 12 (intr) at 0xfffff80004469a50:
state: NORMAL
uid: 0 gids: 0
parent: pid 0 at 0xffffffff82512fb0
ABI: null
flag: 0x10000284 flag2: 0
reaper: 0xffffffff82512fb0 reapsubtree: 12
sigparent: 20
vmspace: 0xffffffff82513c00
(map 0xffffffff82513c00)
(map.pmap 0xffffffff82513cc0)
(pmap 0xffffffff82513d20)
threads: 23
100012 I [swi5: fast taskq]
100014 I [swi6: task queue]
100016 I [swi6: Giant taskq]
100020 I [swi3: vm]
100021 Run CPU 1 [swi1: netisr 0]
100022 L *sctp-in 0xfffff80004db5840 [swi4: clock (0)]
100023 I [swi4: clock (1)]
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]
db> ps
pid ppid pgrp uid state wmesg wchan cmd
20008 858 858 0 R (threaded) syz-executor.2
127833 Run CPU 0 syz-executor.2
129132 L *sctp-in 0xfffff80004db5840 syz-executor.2
20006 870 870 0 LE *sctp-tc 0xfffff80025a33d80 syz-executor.3
20004 785 785 0 R (threaded) syz-executor.0
129018 RunQ syz-executor.0
129123 S sbwait 0xfffff8002802d574 syz-executor.0
129126 S uwait 0xfffff80004db4480 syz-executor.0
129128 S uwait 0xfffff80018e63f00 syz-executor.0
20001 786 786 0 T (threaded) syz-executor.1
129119 L *sctp-in 0xfffff80004db5840 syz-executor.1
129131 s syz-executor.1
5508 1 5508 65 Ss select 0xfffff800258dc440 dhclient
5105 1 5105 0 Ss select 0xfffff800259ce840 dhclient
5102 1 5102 0 Ss select 0xfffff800259e70c0 dhclient
5075 1 5075 65 Ss select 0xfffff800259e72c0 dhclient
3788 1 3788 0 Ss select 0xfffff800259ceb40 dhclient
3785 1 3785 0 Ss select 0xfffff800259ced40 dhclient
3766 1 3766 65 Ss select 0xfffff800259ce8c0 dhclient
1614 1 1614 0 Ss select 0xfffff80025a3d6c0 dhclient
1611 1 1611 0 Ss select 0xfffff80025a3dac0 dhclient
1589 1 1589 65 Ss select 0xfffff80025a3d740 dhclient
1035 1 1035 0 Ss select 0xfffff80018c5f840 dhclient
1032 1 1032 0 Ss select 0xfffff80018c5f740 dhclient
870 780 870 0 Ss nanslp 0xffffffff825331e0 syz-executor.3
858 780 858 0 Ss nanslp 0xffffffff825331e0 syz-executor.2
786 780 786 0 Rs syz-executor.1
785 780 785 0 Ss nanslp 0xffffffff825331e0 syz-executor.0
780 778 778 0 S (threaded) syz-fuzzer
100093 S kqread 0xfffff80004da7000 syz-fuzzer
100104 S uwait 0xfffff800183ce700 syz-fuzzer
100105 S uwait 0xfffff80018a52e80 syz-fuzzer
100106 S uwait 0xfffff800183ce000 syz-fuzzer
100107 S uwait 0xfffff80004ba4500 syz-fuzzer
100108 S uwait 0xfffff80004ba4600 syz-fuzzer
100109 S uwait 0xfffff80004ba4700 syz-fuzzer
100110 S uwait 0xfffff800183ce100 syz-fuzzer
100116 S uwait 0xfffff800183ce200 syz-fuzzer
778 776 778 0 Ss pause 0xfffff800185540b0 csh
776 694 776 0 Ss select 0xfffff800183510c0 sshd
760 1 760 0 Ss+ ttyin 0xfffff800048e58b0 getty
759 1 759 0 Ss+ ttyin 0xfffff80004bb58b0 getty
758 1 758 0 Ss+ ttyin 0xfffff80004bb80b0 getty
757 1 757 0 Ss+ ttyin 0xfffff80004bb88b0 getty
756 1 756 0 Ss+ ttyin 0xfffff80004bbc0b0 getty
755 1 755 0 Ss+ ttyin 0xfffff80004bbc8b0 getty
754 1 754 0 Ss+ ttyin 0xfffff80004bc00b0 getty
753 1 753 0 Ss+ ttyin 0xfffff80004bc08b0 getty
752 1 752 0 Ss+ ttyin 0xfffff80004b8c0b0 getty
698 1 698 0 Ss nanslp 0xffffffff825331e0 cron
694 1 694 0 Ss select 0xfffff800183513c0 sshd
507 1 507 0 Ss select 0xfffff800183518c0 syslogd
436 1 436 0 Ss select 0xfffff80004e47140 devd
435 1 435 65 Ss select 0xfffff80018351d40 dhclient
350 1 350 0 Ss select 0xfffff80018351f40 dhclient
347 1 347 0 Ss select 0xfffff80004e47840 dhclient
23 0 0 0 DL vlruwt 0xfffff80004d5c528 [vnlru]
22 0 0 0 DL syncer 0xffffffff826226b8 [syncer]
21 0 0 0 DL (threaded) [bufdaemon]
100070 D qsleep 0xffffffff826217a0 [bufdaemon]
100075 D - 0xffffffff8200ac80 [bufspacedaemon-0]
100084 D sdflush 0xfffff80004ef3ce8 [/ worker]
20 0 0 0 DL psleep 0xffffffff82648cc8 [vmdaemon]
19 0 0 0 DL (threaded) [pagedaemon]
100068 D psleep 0xffffffff8263d138 [dom0]
100076 D launds 0xffffffff8263d144 [laundry: dom0]
100077 D umarcl 0xffffffff8152ac60 [uma]
18 0 0 0 DL - 0xffffffff82367578 [rand_harvestq]
17 0 0 0 DL waiting 0xffffffff82d79818 [sctp_iterator]
16 0 0 0 DL pftm 0xffffffff82e73430 [pf purge]
15 0 0 0 DL - 0xffffffff8261ed5c [soaiod4]
9 0 0 0 DL - 0xffffffff8261ed5c [soaiod3]
8 0 0 0 DL - 0xffffffff8261ed5c [soaiod2]
7 0 0 0 DL - 0xffffffff8261ed5c [soaiod1]
6 0 0 0 DL (threaded) [cam]
100034 D - 0xffffffff8223f2c0 [doneq0]
100067 D - 0xffffffff8223f190 [scanner]
14 0 0 0 DL seqstat 0xfffff8000458a888 [sequencer 00]
5 0 0 0 DL crypto_ 0xfffff80004539d90 [crypto returns 1]
4 0 0 0 DL crypto_ 0xfffff80004539d30 [crypto returns 0]
3 0 0 0 DL crypto_ 0xffffffff8263a630 [crypto]
13 0 0 0 DL (threaded) [geom]
100025 D - 0xffffffff82512a20 [g_event]
100026 D - 0xffffffff82512a28 [g_up]
100027 D - 0xffffffff82512a30 [g_down]
2 0 0 0 DL (threaded) [KTLS]
100018 D - 0xfffff8000446e900 [thr_0]
100019 D - 0xfffff8000446e980 [thr_1]
12 0 0 0 RL (threaded) [intr]
100012 I [swi5: fast taskq]
100014 I [swi6: task queue]
100016 I [swi6: Giant taskq]
100020 I [swi3: vm]
100021 Run CPU 1 [swi1: netisr 0]
100022 L *sctp-in 0xfffff80004db5840 [swi4: clock (0)]
100023 I [swi4: clock (1)]
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 0xfffff8000448b528 [init]
10 0 0 0 DL audit_w 0xffffffff8263ab50 [audit]
0 0 0 0 DLs (threaded) [kernel]
100000 D swapin 0xffffffff82512fb0 [swapper]
100005 D - 0xfffff8000446ee00 [if_config_tqg_0]
100006 D - 0xfffff8000446ed00 [softirq_0]
100007 D - 0xfffff8000446ec00 [softirq_1]
100008 D - 0xfffff8000446eb00 [if_io_tqg_0]
100009 D - 0xfffff8000446ea00 [if_io_tqg_1]
100010 D - 0xfffff8000446de00 [thread taskq]
100011 D - 0xfffff8000446dd00 [aiod_kick taskq]
100013 D - 0xfffff8000446db00 [kqueue_ctx taskq]
100015 D - 0xfffff8000446d900 [in6m_free taskq]
100017 D - 0xfffff8000446d700 [inm_free taskq]
100024 D - 0xfffff8000446d600 [firmware taskq]
100028 D - 0xfffff800044a9b00 [crypto_0]
100029 D - 0xfffff800044a9b00 [crypto_1]
100044 D - 0xfffff800044a9400 [vtnet0 rxq 0]
100045 D - 0xfffff800044a9300 [vtnet0 txq 0]
100046 D - 0xfffff800044a9200 [vtnet0 rxq 1]
100047 D - 0xfffff800044a9100 [vtnet0 txq 1]
100049 D vtbslp 0xfffff8000466a980 [virtio_balloon]
100053 D - 0xfffff800044a9000 [mca taskq]
100058 D - 0xffffffff81d66ed1 [deadlkres]
100062 D - 0xfffff800044a9a00 [acpi_task_0]
100063 D - 0xfffff800044a9a00 [acpi_task_1]
100064 D - 0xfffff800044a9a00 [acpi_task_2]
100066 D - 0xfffff800044a9500 [CAM taskq]
db> show all locks
Process 20008 (syz-executor.2) thread 0xfffffe0094e48c00 (127833)
exclusive sleep mutex umtxql (umtxql) r = 0 (0xffffffff82551940) locked @ /syzkaller/managers/main/kernel/sys/kern/kern_umtx.c:511
Process 20006 (syz-executor.3) thread 0xfffffe0094e7f700 (124278)
exclusive sleep mutex sctp-inp (inp) r = 0 (0xfffff8002818be68) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:3333
exclusive rw sctp-info (sctp-info) r = 0 (0xfffffe00041b2f00) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:3331
exclusive sleep mutex sctp-create (inp_create) r = 0 (0xfffff8002818be88) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:3330
Process 12 (intr) thread 0xfffffe0004127300 (100021)
exclusive sleep mutex so_rcv (so_rcv) r = 0 (0xfffff80025b56c58) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:4813
exclusive sleep mutex sctp-tcb (tcb) r = 0 (0xfffffe0094f6d1a0) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:1326
db> show malloc
Type InUse MemUse Requests
pf_hash 5 11524K 5
devbuf 4216 4340K 4244
tcp_hpts 5 3201K 5
vtbuf 24 1968K 46
sysctloid 30605 1795K 30671
kobj 329 1316K 489
newblk 4 1025K 21152
vfscache 3 1025K 3
pcb 74 559K 36859
inodedep 7 515K 25556
ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
intr 4 472K 4
subproc 145 283K 20094
acpica 1674 184K 58233
vnet_data 1 168K 1
tidhash 3 141K 3
filedesc 18 137K 37935
pagedep 9 130K 38051
tfo_ccache 1 128K 1
sem 4 106K 4
DEVFS1 105 105K 122
linker 278 100K 313
BPF 46 88K 46
bus 983 80K 3364
mtx_pool 2 72K 2
syncache 1 68K 1
acpitask 1 64K 1
ddb_capture 1 64K 1
module 503 63K 503
umtx 360 45K 360
kdtrace 213 42K 49142
temp 35 33K 2954
hostcache 1 32K 1
shm 1 32K 70
DEVFS3 124 31K 134
msg 4 30K 4
vmem 3 26K 5
gtaskqueue 18 26K 18
sctp_timw 94 24K 94
kbdmux 6 22K 6
ifaddr 72 21K 72
DEVFS_RULE 56 20K 56
ufs_mount 5 17K 6
proc 3 17K 3
tty 16 16K 16
ithread 99 16K 99
lltable 46 15K 181
bus-sc 32 14K 1598
KTRACE 100 13K 100
ifnet 7 13K 7
ether_multi 152 13K 162
kenv 93 12K 93
eventhandler 129 11K 129
cred 42 11K 1790
GEOM 60 10K 489
rman 82 10K 423
in6_multi 65 9K 65
sctp_atcl 22 9K 20782
bmsafemap 2 9K 19097
UART 12 9K 12
devstat 4 9K 4
sctp_stro 8 8K 4296
ksem 1 8K 1749
rpc 2 8K 2
shmfd 1 8K 71
pfs_vncache 1 8K 1
pfs_nodes 20 8K 20
audit_evclass 236 8K 294
kqueue 65 7K 20104
sglist 5 7K 5
CAM DEV 3 6K 510
plimit 24 6K 562
CAM queue 5 6K 1528
taskqueue 48 6K 48
DEVFSP 78 5K 82
ufs_dirhash 24 5K 24
session 35 5K 58
pf_ifnet 10 5K 21
UMA 260 5K 260
vt 11 5K 11
memdesc 1 4K 1
MCA 32 4K 32
kcovinfo 64 4K 68
evdev 4 4K 4
pwddesc 62 4K 20009
routetbl 24 4K 24
lockf 33 4K 76
selfd 55 4K 283990
hhook 13 4K 13
proc-args 52 3K 753
terminal 11 3K 11
acpisem 22 3K 22
select 19 3K 144
uidinfo 4 3K 412
sctp_stri 4 2K 2460
local_apic 1 2K 1
io_apic 1 2K 1
fpukern_ctx 2 2K 2
ipsec-saq 2 2K 2
ip6ndp 12 2K 13
sctp_ifa 13 2K 14
Unitno 28 2K 54
CAM XPT 22 2K 543
in_multi 6 2K 8
inpcbpolicy 46 2K 28747
sctp_atky 30 2K 24221
ipsecpolicy 2 2K 2
acpidev 20 2K 20
msi 9 2K 9
clone 9 2K 9
tun 7 2K 7
softdep 1 1K 1
sahead 1 1K 1
secasvar 1 1K 1
nhops 6 1K 8
vnodemarker 2 1K 166
NFSD session 1 1K 1
CAM periph 4 1K 271
sctp_ifn 6 1K 14
ipsec 3 1K 3
mld 6 1K 6
igmp 6 1K 6
toponodes 6 1K 6
isadev 6 1K 6
mount 16 1K 89
pci_link 10 1K 10
diradd 5 1K 19044
crypto 4 1K 4
encap_export_host 12 1K 12
procdesc 5 1K 18
mkdir 4 1K 37918
pfil 4 1K 4
CAM SIM 2 1K 2
cdev 2 1K 2
newdirblk 3 1K 18959
chacha20random 1 1K 1
sctp_athm 22 1K 21120
osd 3 1K 10
sctp_map 16 1K 8556
dirrem 1 1K 19000
vnodes 1 1K 2
ktls 1 1K 1
NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1
DEVFS 9 1K 10
feeder 7 1K 7
tcpfunc 3 1K 3
loginclass 3 1K 6
prison 6 1K 6
aesni_data 2 1K 2
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 18983
freefile 1 1K 18993
pmchooks 1 1K 1
soname 4 1K 39345
nexusdev 6 1K 6
filecaps 5 1K 130
sctp_vrf 1 1K 1
entropy 2 1K 50
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
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
sctp_mcore 0 0K 0
sctp_socko 0 0K 5022
sctp_iter 0 0K 15
sctp_mvrf 0 0K 0
sctp_cpal 0 0K 4
sctp_cmsg 0 0K 0
sctp_stre 0 0K 0
sctp_athi 0 0K 0
sctp_a_it 0 0K 11
sctp_aadr 0 0K 17
mqdata 0 0K 0
ciss_data 0 0K 0
ath_hal 0 0K 0
athdev 0 0K 0
madt_table 0 0K 2
smartpqi 0 0K 0
ata_pci 0 0K 0
ata_dma 0 0K 0
ata_generic 0 0K 0
pvscsi 0 0K 0
amr 0 0K 0
scsi_da 0 0K 69
ata_da 0 0K 0
iavf 0 0K 0
ixl 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
ice-resmgr 0 0K 0
ice-osdep 0 0K 0
ice 0 0K 0
axgbe 0 0K 0
xen_intr 0 0K 0
nvme_da 0 0K 0
xen_hvm 0 0K 0
legacydrv 0 0K 0
qpidrv 0 0K 0
acpipwr 0 0K 0
twsbuf 0 0K 0
dmar_idpgtbl 0 0K 0
dmar_dom 0 0K 0
dmar_ctx 0 0K 0
twe_commands 0 0K 0
twa_commands 0 0K 0
tcp_log_dev 0 0K 33
isci 0 0K 0
iommu_dmamap 0 0K 0
midi buffers 0 0K 0
hyperv_socket 0 0K 0
bxe_ilt 0 0K 0
xenbus 0 0K 0
mixer 0 0K 0
ac97 0 0K 0
vm_fictitious 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 41714
UMAHash 0 0K 0
PUC 0 0K 0
vm_pgdata 0 0K 0
jblocks 0 0K 0
savedino 0 0K 68185
sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0
sbdep 0 0K 82
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
freeblks 0 0K 18970
freefrag 0 0K 6
allocindir 0 0K 0
indirdep 0 0K 33
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
ppbusdev 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 32
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
agtiapi_MemAlloc malloc 0 0K 0
LRO 0 0K 0
newreno data 0 0K 0
ip_msource 0 0K 0
ip_moptions 0 0K 16
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 7
VN POLL 0 0K 0
osti_cacheable 0 0K 0
statfs 0 0K 19174
namei_tracker 0 0K 40
export_host 0 0K 0
cl_savebuf 0 0K 8
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
biobuf 0 0K 0
aios 0 0K 0
lio 0 0K 0
acl 0 0K 0
mpt_user 0 0K 0
mbuf_tag 0 0K 176
accf 0 0K 0
pts 0 0K 0
iov 0 0K 35334
ioctlops 0 0K 270
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
sbuf 0 0K 288
mpr 0 0K 0
firmware 0 0K 0
compressor 0 0K 0
mfibuf 0 0K 0
SWAP 0 0K 0
md_sectors 0 0K 0
md_disk 0 0K 0
sysctltmp 0 0K 996
sysctl 0 0K 1
malodev 0 0K 0
ekcd 0 0K 0
dumper 0 0K 0
sendfile 0 0K 0
rctl 0 0K 0
LED 0 0K 0
ix_sriov 0 0K 0
aacraidcam 0 0K 0
cache 0 0K 0
ix 0 0K 0
ipsbuf 0 0K 0
prison_racct 0 0K 0
Fail Points 0 0K 0
sigio 0 0K 319
filedesc_to_leader 0 0K 0
pwd 0 0K 0
tty console 0 0K 0
iirbuf 0 0K 0
aacraid_buf 0 0K 0
aaccam 0 0K 0
aacbuf 0 0K 0
zstd 0 0K 0
nvlist 0 0K 0
SCSI ENC 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
SCSI sa 0 0K 0
scsi_pass 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
db> show uma
Zone Size Used Free Requests Sleeps Bucket Total Mem XFree
mbuf_jumbo_page 4096 8321 7338 1550731 0 254 64139264 0
mbuf 256 9028 7247 7427743 0 254 4166400 0
RADIX NODE 144 19008 561 605903 0 62 2817936 0
pbuf 2632 0 989 0 0 2 2603048 0
BUF TRIE 144 311 13157 34041 0 62 1939392 0
UMA Slabs 0 112 17295 18 17295 0 126 1939056 0
malloc-384 384 4168 12 4185 0 30 1605120 0
mbuf_cluster 2048 735 1 735 0 254 1507328 0
malloc-4096 4096 336 2 502 0 2 1384448 0
malloc-128 128 10040 252 29211 0 126 1317376 0
sctp_asoc 2288 8 347 4278 0 254 812240 0
malloc-2048 2048 15 359 13093 0 8 765952 0
FFS inode 1128 521 25 19515 0 8 615888 0
sctp_ep 1280 10 428 13087 0 254 560640 0
tcp_bbr_map 128 0 4278 631640 0 126 547584 0
256 Bucket 2048 222 14 25182 0 8 483328 0
VM OBJECT 264 1468 62 292409 0 30 403920 0
sctp_raddr 736 28 478 15849 0 254 372416 0
malloc-1024 1024 8 348 4293 0 16 364544 0
THREAD 1792 149 31 29132 0 8 322560 0
VNODE 488 558 90 19554 0 30 316224 0
malloc-384 384 40 740 46388 0 30 299520 0
malloc-4096 4096 63 6 20009 0 2 282624 0
tcp_inpcb 488 34 542 22799 0 254 281088 0
malloc-65536 65536 4 0 4 0 1 262144 0
malloc-65536 65536 0 4 468 0 1 262144 0
malloc-2048 2048 7 119 42487 0 8 258048 0
socket 944 75 193 44390 0 254 252992 0
malloc-64 64 3212 568 23162 0 254 241920 0
DEVCTL 1024 0 212 129 0 0 217088 0
MAP ENTRY 96 1704 522 1097235 0 127 213696 0
malloc-16384 16384 9 4 18966 0 1 212992 0
malloc-16 16 12663 87 12728 0 254 204000 0
malloc-256 256 194 586 21469 0 62 199680 0
mbuf_packet 256 165 570 30119 0 254 188160 0
malloc-128 128 1194 263 65676 0 126 186496 0
g_bio 408 0 450 163619 0 30 183600 0
UMA Zones 768 232 2 232 0 16 179712 0
malloc-256 256 229 461 42304 0 62 176640 0
FFS2 dinode 256 521 124 19515 0 62 165120 0
malloc-32768 32768 0 5 19 0 1 163840 0
tcpcb 1048 33 121 22799 0 254 161392 0
malloc-32 32 4819 221 4838 0 254 161280 0
S VFS Cache 104 1070 373 20846 0 126 150072 0
malloc-1024 1024 125 7 142 0 16 135168 0
malloc-65536 65536 2 0 2 0 1 131072 0
128 Bucket 1024 86 41 6131 0 16 130048 0
VMSPACE 2544 40 11 19987 0 4 129744 0
vmem btag 56 2239 53 2239 0 254 128352 0
malloc-128 128 682 310 24588 0 126 126976 0
ksiginfo 112 66 978 3915 0 126 116928 0
PROC 1320 62 19 20008 0 8 106920 0
malloc-256 256 69 336 163444 0 62 103680 0
malloc-4096 4096 21 2 31 0 2 94208 0
filedesc0 1072 63 21 20009 0 8 90048 0
UMA Kegs 384 218 5 218 0 30 85632 0
malloc-16384 16384 3 2 8 0 1 81920 0
malloc-128 128 361 259 19545 0 126 79360 0
malloc-4096 4096 17 2 34 0 2 77824 0
64 Bucket 512 93 59 18506 0 30 77824 0
sctp_laddr 48 4 1424 2923 0 254 68544 0
malloc-65536 65536 1 0 1 0 1 65536 0
malloc-65536 65536 1 0 1 0 1 65536 0
malloc-65536 65536 0 1 124 0 1 65536 0
malloc-65536 65536 1 0 1 0 1 65536 0
malloc-32768 32768 2 0 2 0 1 65536 0
malloc-64 64 548 460 8714 0 254 64512 0
malloc-64 64 385 560 30717 0 254 60480 0
32 Bucket 256 87 138 9471 0 62 57600 0
malloc-8192 8192 6 1 97 0 1 57344 0
malloc-128 128 397 37 1487 0 126 55552 0
sctp_chunk 152 14 324 11545 0 254 51376 0
malloc-16384 16384 3 0 9 0 1 49152 0
malloc-8192 8192 4 2 8 0 1 49152 0
tcp_bbr_pcb 832 0 54 9155 0 16 44928 0
pipe 744 24 36 1110 0 16 44640 0
sctp_stream_msg_out 112 1 395 1892 0 254 44352 0
malloc-64 64 131 562 20145 0 254 44352 0
clpbuf 2632 0 16 79 0 16 42112 0
DIRHASH 1024 34 6 34 0 16 40960 0
malloc-8192 8192 2 3 14 0 1 40960 0
malloc-8192 8192 2 3 30 0 1 40960 0
pcpu-8 8 4605 515 4785 0 254 40960 0
malloc-64 64 489 141 1090 0 254 40320 0
Files 80 243 257 77905 0 126 40000 0
tcp_rack_pcb 704 0 55 6017 0 16 38720 0
NAMEI 1024 0 36 93388 0 16 36864 0
malloc-4096 4096 4 5 19771 0 2 36864 0
malloc-2048 2048 9 9 103 0 8 36864 0
malloc-512 512 4 68 2460 0 30 36864 0
udplite_inpcb 488 6 66 4837 0 254 35136 0
malloc-384 384 83 7 89 0 30 34560 0
malloc-32768 32768 0 1 117 0 1 32768 0
malloc-32768 32768 1 0 1 0 1 32768 0
pcpu-64 64 456 56 456 0 254 32768 0
malloc-32 32 128 880 49070 0 254 32256 0
malloc-256 256 111 9 111 0 62 30720 0
malloc-256 256 67 53 2537 0 62 30720 0
TURNSTILE 136 181 29 181 0 62 28560 0
malloc-64 64 170 271 302889 0 254 28224 0
4 Bucket 48 7 581 634 0 254 28224 0
KNOTE 160 28 147 456059 0 62 28000 0
8 Bucket 80 99 251 6444 0 126 28000 0
malloc-256 256 17 88 21585 0 62 26880 0
malloc-8192 8192 3 0 3 0 1 24576 0
malloc-8192 8192 1 2 3 0 1 24576 0
PWD 32 21 735 19064 0 254 24192 0
ttyinq 160 135 15 300 0 62 24000 0
ttyoutq 256 72 18 160 0 62 23040 0
malloc-384 384 23 37 158 0 30 23040 0
malloc-256 256 65 25 190 0 62 23040 0
malloc-32 32 68 562 28951 0 254 20160 0
16 Bucket 144 73 67 962 0 62 20160 0
2 Bucket 32 60 570 3581 0 254 20160 0
vtnet_tx_hdr 24 0 835 5174634 0 254 20040 0
malloc-16 16 73 1177 48678 0 254 20000 0
malloc-128 128 113 42 3025 0 126 19840 0
SLEEPQUEUE 88 181 43 181 0 126 19712 0
ripcb 488 5 35 494 0 254 19520 0
Mountpoints 2752 2 5 2 0 4 19264 0
unpcb 256 20 55 2492 0 254 19200 0
malloc-384 384 39 11 39 0 30 19200 0
tcp_log 416 0 45 121 0 254 18720 0
malloc-16384 16384 1 0 1 0 1 16384 0
malloc-16384 16384 0 1 153 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-2048 2048 5 3 196 0 8 16384 0
malloc-1024 1024 11 5 91 0 16 16384 0
malloc-1024 1024 6 10 65 0 16 16384 0
malloc-1024 1024 12 4 21 0 16 16384 0
malloc-1024 1024 11 5 11 0 16 16384 0
malloc-512 512 10 22 644 0 30 16384 0
malloc-32 32 335 169 3852 0 254 16128 0
malloc-16 16 45 955 12084 0 254 16000 0
malloc-128 128 95 29 96 0 126 15872 0
sctp_readq 152 1 103 1531 0 254 15808 0
udp_inpcb 488 2 30 617 0 254 15616 0
malloc-384 384 21 19 335 0 30 15360 0
malloc-4096 4096 1 2 39 0 2 12288 0
malloc-2048 2048 3 3 62 0 8 12288 0
malloc-512 512 13 11 179 0 30 12288 0
tcp_rack_map 120 0 99 2790 0 126 11880 0
malloc-256 256 14 31 1745 0 62 11520 0
cpuset 104 8 85 183 0 126 9672 0
malloc-2048 2048 2 2 10 0 8 8192 0
malloc-1024 1024 2 6 1450 0 16 8192 0
malloc-512 512 4 12 59 0 30 8192 0
rtentry 176 30 16 34 0 62 8096 0
tcp_log_bucket 176 0 46 3 0 62 8096 0
PGRP 88 35 57 58 0 126 8096 0
rl_entry 40 67 135 67 0 254 8080 0
sctp_asconf_ack 48 0 168 17 0 254 8064 0
udpcb 32 7 245 5454 0 254 8064 0
malloc-64 64 26 100 26 0 254 8064 0
malloc-64 64 90 36 146 0 254 8064 0
malloc-32 32 4 248 30 0 254 8064 0
malloc-32 32 68 184 966 0 254 8064 0
malloc-32 32 61 191 417 0 254 8064 0
malloc-32 32 19 233 1480 0 254 8064 0
malloc-16 16 6 494 6 0 254 8000 0
malloc-16 16 35 465 9337 0 254 8000 0
malloc-16 16 195 305 1369 0 254 8000 0
malloc-16 16 25 475 46 0 254 8000 0
malloc-16 16 265 235 26634 0 254 8000 0
tcp_log_node 120 0 66 6 0 126 7920 0
itimer 352 0 22 7 0 30 7744 0
kenv 258 3 27 1053 0 30 7740 0
routing nhops 256 27 3 34 0 62 7680 0
FPU_save_area 832 1 8 1 0 16 7488 0
domainset 40 0 126 171 0 254 5040 0
epoch_record pcpu 256 4 12 4 0 62 4096 0
malloc-4096 4096 1 0 1 0 2 4096 0
malloc-2048 2048 1 1 1 0 8 4096 0
malloc-2048 2048 0 2 36 0 8 4096 0
malloc-1024 1024 2 2 156 0 16 4096 0
malloc-512 512 1 7 5 0 30 4096 0
malloc-512 512 1 7 1 0 30 4096 0
malloc-512 512 0 8 1 0 30 4096 0
pcpu-16 16 7 249 7 0 254 4096 0
tcpreass 48 0 84 2 0 254 4032 0
hostcache 96 1 41 1 0 254 4032 0
syncache 168 0 24 4 0 254 4032 0
malloc-128 128 5 26 5 0 126 3968 0
UMA Slabs 1 176 9 13 9 0 62 3872 0
mqnode 416 3 6 3 0 30 3744 0
KMAP ENTRY 96 12 27 12 0 0 3744 0
vmem 1856 1 1 1 0 8 3712 0
SMR CPU 32 2 61 2 0 254 2016 0
SMR SHARED 24 2 61 2 0 254 1512 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 40 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
IPsec SA lft_c 16 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
AIOLIO 272 0 0 0 0 30 0 0
AIOCB 552 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
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
TMPFS node 224 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 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
MAC labels 40 0 0 0 0 254 0 0
vnpbuf 2632 0 0 0 0 64 0 0
mdpbuf 2632 0 0 0 0 3 0 0
nfspbuf 2632 0 0 0 0 16 0 0
swwbuf 2632 0 0 0 0 8 0 0
swrbuf 2632 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-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
---
This report is generated by a bot. It may contain errors.
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syzbot
May 17, 2021, 10:41:15 AM5/17/21
to syzkaller-f...@googlegroups.com
Auto-closing this bug as obsolete.
Crashes did not happen for a while, no reproducer and no activity.
Crashes did not happen for a while, no reproducer and no activity.
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