Fatal trap 12: page fault in sctp_is_vtag_good
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syzbot
Feb 24, 2021, 6:29:14 AM2/24/21
to syzkaller-f...@googlegroups.com
Hello,
syzbot found the following issue on:
HEAD commit: 1af48800 Delete memstick images for PowerPC.
git tree: https://github.com/freebsd/freebsd-src.git main
console output: https://syzkaller.appspot.com/x/log.txt?x=12c309ccd00000
dashboard link: https://syzkaller.appspot.com/bug?extid=18ab1804ee146f08c563
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+18ab18...@syzkaller.appspotmail.com
Fatal trap 12: page fault while in kernel mode
cpuid = 1; apic id = 01
fault virtual address = 0xfffffe0094c453c8
fault code = supervisor read data, page not present
instruction poin
ter = 0x20:0xffffffff82caf2b0
stack pointer = 0x28:0xfffffe009495a3e0
frame pointer = 0x28:0xfffffe009495a430
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 = 31604 (syz-executor.0)
trap number = 12
panic: page fault
cpuid = 1
time = 1614166085
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe009495a040
vpanic() at vpanic+0x1c7/frame 0xfffffe009495a0a0
panic() at panic+0x43/frame 0xfffffe009495a100
trap_fatal() at trap_fatal+0x4cd/frame 0xfffffe009495a180
trap_pfault() at trap_pfault+0xd4/frame 0xfffffe009495a1f0
trap() at trap+0x41d/frame 0xfffffe009495a310
calltrap() at calltrap+0x8/frame 0xfffffe009495a310
--- trap 0xc, rip = 0xffffffff82caf2b0, rsp = 0xfffffe009495a3e0, rbp = 0xfffffe009495a430 ---
sctp_is_vtag_good() at sctp_is_vtag_good+0xb0/frame 0xfffffe009495a430
sctp_select_a_tag() at sctp_select_a_tag+0x179/frame 0xfffffe009495a4a0
sctp_init_asoc() at sctp_init_asoc+0x38d/frame 0xfffffe009495a510
sctp_aloc_assoc() at sctp_aloc_assoc+0x4d9/frame 0xfffffe009495a590
sctp_lower_sosend() at sctp_lower_sosend+0xfcf/frame 0xfffffe009495a7a0
sctp_sosend() at sctp_sosend+0x4fc/frame 0xfffffe009495a8d0
sosend() at sosend+0xc6/frame 0xfffffe009495a940
kern_sendit() at kern_sendit+0x35b/frame 0xfffffe009495a9f0
sendit() at sendit+0x229/frame 0xfffffe009495aa50
sys_sendmsg() at sys_sendmsg+0x8b/frame 0xfffffe009495aab0
amd64_syscall() at amd64_syscall+0x247/frame 0xfffffe009495abf0
fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe009495abf0
--- syscall (198, FreeBSD ELF64, nosys), rip = 0x284dca, rsp = 0x7fffdfffdf08, rbp = 0x7fffdfffdf70 ---
KDB: enter: panic
[ thread pid 31604 tid 131291 ]
Stopped at kdb_enter+0x67: movq $0,0x144283e(%rip)
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 0xfffffe01f4800000
rdx 0x3ffff
rbx 0
rsp 0xfffffe009495a020
rbp 0xfffffe009495a040
rsi 0x40001
rdi 0xffffffff8112cf66 vprintf+0x176
r8 0
r9 0x8080808080808080
r10 0xfffffe0094959f10
r11 0x1ff6bfff59c
r12 0xffffffff820678b0 ddb_dbbe
r13 0
r14 0xffffffff81a521cd
r15 0xffffffff81a521cd
rip 0xffffffff81123f47 kdb_enter+0x67
rflags 0x82
kdb_enter+0x67: movq $0,0x144283e(%rip)
db> show proc
Process 31604 (syz-executor.0) at 0xfffff80019b48000:
state: NORMAL
uid: 0 gids: 0, 0, 5
parent: pid 14111 at 0xfffff80019b48a50
ABI: FreeBSD ELF64
flag: 0x10000080 flag2: 0
arguments: /root/syz-executor.0
reaper: 0xfffff80004457528 reapsubtree: 1
sigparent: 20
vmspace: 0xfffffe0094c61000
(map 0xfffffe0094c61000)
(map.pmap 0xfffffe0094c610c0)
(pmap 0xfffffe0094c61120)
threads: 2
120338 RunQ syz-executor.0
131291 Run CPU 1 syz-executor.0
db> ps
pid ppid pgrp uid state wmesg wchan cmd
31604 14111 14111 0 R (threaded) syz-executor.0
120338 RunQ syz-executor.0
131291 Run CPU 1 syz-executor.0
18760 1 18760 65 Ss select 0xfffff80019bea040 dhclient
17567 1 17567 0 Ss select 0xfffff80066229cc0 dhclient
17564 1 17564 0 Ss select 0xfffff80066229d40 dhclient
17553 1 17553 65 Ss select 0xfffff80066229dc0 dhclient
17534 780 17534 0 Ss piperd 0xfffff80004eaf8b8 syz-executor.3
17275 1 17275 0 Ss select 0xfffff80046868940 dhclient
17271 1 17271 0 Ss select 0xfffff80060e1ee40 dhclient
17254 780 17254 0 Ss piperd 0xfffff80031408ba0 syz-executor.1
14631 1 14631 65 Ss select 0xfffff80004f66840 dhclient
14373 1 14373 0 Ss select 0xfffff800468680c0 dhclient
14360 780 14360 0 Ss piperd 0xfffff8001c8098b8 syz-executor.2
14355 1 14355 0 Ss select 0xfffff80004f667c0 dhclient
14233 1 14233 65 Ss select 0xfffff80046868ec0 dhclient
14177 1 14177 0 Ss select 0xfffff80038903040 dhclient
14174 1 14174 0 Ss select 0xfffff80046868cc0 dhclient
14111 780 14111 0 Rs syz-executor.0
780 778 778 0 S (threaded) syz-fuzzer
100090 S uwait 0xfffff80004882000 syz-fuzzer
100114 S uwait 0xfffff80004ba9800 syz-fuzzer
100115 S uwait 0xfffff80004ba9900 syz-fuzzer
100116 S uwait 0xfffff80004ba9a00 syz-fuzzer
100117 S uwait 0xfffff80004ba9b00 syz-fuzzer
100118 S uwait 0xfffff80019260700 syz-fuzzer
100119 S uwait 0xfffff80019260800 syz-fuzzer
100120 S kqread 0xfffff800044fc500 syz-fuzzer
100122 S uwait 0xfffff80019260a00 syz-fuzzer
778 776 778 0 SWs pause 0xfffff80019945b00 csh
776 694 776 0 Ss select 0xfffff80004f66c40 sshd
761 1 761 0 Rs+ CPU 0 getty
760 1 760 0 Ss+ ttyin 0xfffff80004bc38b0 getty
759 1 759 0 Ss+ ttyin 0xfffff80004bc3cb0 getty
758 1 758 0 Ss+ ttyin 0xfffff80004b4f0b0 getty
757 1 757 0 Ss+ ttyin 0xfffff80004b4f4b0 getty
756 1 756 0 Ss+ ttyin 0xfffff80004b4f8b0 getty
755 1 755 0 Ss+ ttyin 0xfffff80004b4fcb0 getty
754 1 754 0 Ss+ ttyin 0xfffff80004b3f0b0 getty
753 1 753 0 Ss+ ttyin 0xfffff80004b3f4b0 getty
698 1 698 0 Ss nanslp 0xffffffff82539f20 cron
694 1 694 0 Ss select 0xfffff80004f66ec0 sshd
507 1 507 0 Ss select 0xfffff80019260ec0 syslogd
436 1 436 0 Ss select 0xfffff80019260f40 devd
435 1 435 65 Ss select 0xfffff80004e9fac0 dhclient
350 1 350 0 Ss select 0xfffff80019260dc0 dhclient
347 1 347 0 Ss select 0xfffff80004ba90c0 dhclient
23 0 0 0 DL vlruwt 0xfffff80004d64528 [vnlru]
22 0 0 0 DL syncer 0xffffffff82629338 [syncer]
21 0 0 0 RL (threaded) [bufdaemon]
100079 RunQ [bufdaemon]
100086 D - 0xffffffff8200ad80 [bufspacedaemon-0]
100096 D sdflush 0xfffff80004dde0e8 [/ worker]
20 0 0 0 DL psleep 0xffffffff82650248 [vmdaemon]
19 0 0 0 DL (threaded) [pagedaemon]
100077 D psleep 0xffffffff826446b8 [dom0]
100084 D launds 0xffffffff826446c4 [laundry: dom0]
100085 D umarcl 0xffffffff815affa0 [uma]
18 0 0 0 DL - 0xffffffff8236e2a8 [rand_harvestq]
17 0 0 0 DL waiting 0xffffffff82cfd818 [sctp_iterator]
16 0 0 0 DL pftm 0xffffffff82b75430 [pf purge]
15 0 0 0 DL - 0xffffffff82625a5c [soaiod4]
9 0 0 0 DL - 0xffffffff82625a5c [soaiod3]
8 0 0 0 DL - 0xffffffff82625a5c [soaiod2]
7 0 0 0 DL - 0xffffffff82625a5c [soaiod1]
6 0 0 0 DL (threaded) [cam]
100043 D - 0xffffffff82245bc0 [doneq0]
100076 D - 0xffffffff82245a90 [scanner]
14 0 0 0 DL seqstat 0xfffff80004664c88 [sequencer 00]
5 0 0 0 DL crypto_ 0xfffff80004346b90 [crypto returns 1]
4 0 0 0 DL crypto_ 0xfffff80004346b30 [crypto returns 0]
3 0 0 0 DL crypto_ 0xffffffff82641ba0 [crypto]
13 0 0 0 DL (threaded) [geom]
100034 D - 0xffffffff82519760 [g_event]
100035 D - 0xffffffff82519768 [g_up]
100036 D - 0xffffffff82519770 [g_down]
2 0 0 0 DL (threaded) [KTLS]
100027 D - 0xfffff8000434bd00 [thr_0]
100028 D - 0xfffff8000434bd80 [thr_1]
12 0 0 0 WL (threaded) [intr]
100010 I [swi5: fast taskq]
100015 I [swi6: task queue]
100016 I [swi6: Giant taskq]
100029 I [swi4: clock (0)]
100030 I [swi4: clock (1)]
100031 I [swi3: vm]
100032 I [swi1: netisr 0]
100044 I [irq24: virtio_pci0]
100045 I [irq25: virtio_pci0]
100046 I [irq26: virtio_pci0]
100047 I [irq27: virtio_pci0]
100048 I [irq28: virtio_pci1]
100049 I [irq29: virtio_pci1]
100050 I [irq30: virtio_pci1]
100051 I [irq31: virtio_pci1]
100052 I [irq32: virtio_pci1]
100057 I [irq10: virtio_pci2]
100059 I [irq1: atkbd0]
100060 I [irq12: psm0]
100061 I [swi0: uart uart++]
100069 I [swi1: pf send]
100082 I [swi1: hpts]
100083 I [swi1: hpts]
11 0 0 0 RL (threaded) [idle]
100003 CanRun [idle: cpu0]
100004 CanRun [idle: cpu1]
1 0 1 0 SLs wait 0xfffff80004457528 [init]
10 0 0 0 DL audit_w 0xffffffff826420c0 [audit]
0 0 0 0 DLs (threaded) [kernel]
100000 D swapin 0xffffffff82519cf0 [swapper]
100005 D - 0xfffff80004472100 [if_io_tqg_0]
100006 D - 0xfffff80004472000 [if_io_tqg_1]
100007 D - 0xfffff80004473e00 [if_config_tqg_0]
100008 D - 0xfffff80004473d00 [softirq_0]
100009 D - 0xfffff80004473c00 [softirq_1]
100011 D - 0xfffff80004473900 [inm_free taskq]
100012 D - 0xfffff80004473800 [linuxkpi_irq_wq]
100013 D - 0xfffff80004473700 [kqueue_ctx taskq]
100014 D - 0xfffff80004473600 [aiod_kick taskq]
100017 D - 0xfffff80004473100 [thread taskq]
100018 D - 0xfffff80004473000 [in6m_free taskq]
100019 D - 0xfffff80004478e00 [linuxkpi_short_wq_0]
100020 D - 0xfffff80004478e00 [linuxkpi_short_wq_1]
100021 D - 0xfffff80004478e00 [linuxkpi_short_wq_2]
100022 D - 0xfffff80004478e00 [linuxkpi_short_wq_3]
100023 D - 0xfffff80004478d00 [linuxkpi_long_wq_0]
100024 D - 0xfffff80004478d00 [linuxkpi_long_wq_1]
100025 D - 0xfffff80004478d00 [linuxkpi_long_wq_2]
100026 D - 0xfffff80004478d00 [linuxkpi_long_wq_3]
100033 D - 0xfffff80004478700 [firmware taskq]
100037 D - 0xfffff80004478600 [crypto_0]
100038 D - 0xfffff80004478600 [crypto_1]
100053 D - 0xfffff80004892d00 [vtnet0 rxq 0]
100054 D - 0xfffff80004892c00 [vtnet0 txq 0]
100055 D - 0xfffff80004892b00 [vtnet0 rxq 1]
100056 D - 0xfffff80004892a00 [vtnet0 txq 1]
100058 D vtbslp 0xfffff80004882b80 [virtio_balloon]
100062 D - 0xfffff80004892300 [mca taskq]
100066 D - 0xffffffff81dfd5e1 [deadlkres]
100071 D - 0xfffff800044fc900 [acpi_task_0]
100072 D - 0xfffff800044fc900 [acpi_task_1]
100073 D - 0xfffff800044fc900 [acpi_task_2]
100075 D - 0xfffff80004478500 [CAM taskq]
db> show all locks
Process 31604 (syz-executor.0) thread 0xfffffe0094c68800 (131291)
shared rw sctp-info (sctp-info) r = 0 (0xfffffe000419c5c8) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:6710
exclusive sleep mutex sctp-create (inp_create) r = 0 (0xfffff80055033988) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_output.c:12639
Process 761 (getty) thread 0xfffffe0051b69700 (100091)
exclusive sleep mutex ttymtx (ttymtx) r = 0 (0xfffff8000486ec08) locked @ /syzkaller/managers/main/kernel/sys/kern/tty.c:218
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 30860 1810K 30927
pcb 742 1343K 22496
kobj 332 1328K 492
newblk 9 1026K 30233
vfscache 3 1025K 3
inodedep 272 614K 30189
ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
intr 4 472K 4
sctp_stro 357 357K 6023
subproc 142 271K 31834
sctp_atcl 715 269K 16985
acpica 1674 184K 55181
vnet_data 1 168K 1
tidhash 3 141K 3
pagedep 9 130K 29572
tfo_ccache 1 128K 1
DEVFS1 106 106K 123
sem 4 106K 4
linker 287 101K 484
filedesc 12 89K 59537
BPF 46 88K 366
bus 995 81K 3509
mtx_pool 2 72K 2
syncache 1 68K 1
dirrem 265 67K 29918
acpitask 1 64K 1
ddb_capture 1 64K 1
module 507 64K 507
umtx 360 45K 360
sctp_atky 1072 45K 23005
kdtrace 213 42K 62911
vmem 3 34K 5
freefile 265 34K 29904
sctp_timw 132 33K 132
temp 35 33K 12185
hostcache 1 32K 1
shm 1 32K 45
DEVFS3 125 32K 135
msg 4 30K 4
gtaskqueue 18 26K 18
kbdmux 6 22K 6
ifaddr 74 22K 268
DEVFS_RULE 56 20K 56
ufs_mount 5 17K 6
proc 3 17K 3
tty 16 16K 16
ithread 99 16K 99
lltable 47 15K 321
ip6ndp 60 14K 169
ether_multi 172 14K 1788
bus-sc 33 14K 1719
KTRACE 100 13K 100
ifnet 7 13K 7
kenv 93 12K 93
sctp_athm 715 12K 17074
sctp_map 714 12K 12046
eventhandler 133 12K 133
in6_multi 89 11K 878
rman 84 10K 425
GEOM 60 10K 489
bmsafemap 2 9K 30055
UART 12 9K 12
devstat 4 9K 4
ksem 1 8K 1
rpc 2 8K 2
shmfd 1 8K 229
pfs_vncache 1 8K 1
pfs_nodes 20 8K 20
audit_evclass 236 8K 294
sctp_ifa 50 7K 170
sglist 5 7K 5
CAM DEV 3 6K 510
plimit 24 6K 1646
cred 24 6K 999
kqueue 62 6K 31616
taskqueue 57 6K 57
CAM queue 5 6K 1528
DEVFSP 78 5K 1132
session 35 5K 230
pf_ifnet 10 5K 19
UMA 262 5K 262
vt 11 5K 11
memdesc 1 4K 1
MCA 32 4K 32
ufs_dirhash 8 4K 28
evdev 4 4K 4
kcovinfo 64 4K 986
pwddesc 60 4K 31612
pf_rule 29 4K 46
routetbl 23 4K 127
lockf 33 4K 395
selfd 55 4K 430078
hhook 13 4K 13
fpukern_ctx 3 3K 3
proc-args 52 3K 2300
acpisem 22 3K 22
terminal 11 3K 11
select 19 3K 287
uidinfo 3 3K 58
local_apic 1 2K 1
io_apic 1 2K 1
ipsec-saq 2 2K 2
Unitno 27 2K 187
CAM XPT 22 2K 543
in_multi 6 2K 61
ipsecpolicy 2 2K 2
acpidev 20 2K 20
msi 9 2K 9
freework 5 2K 29585
clone 9 2K 9
tun 7 2K 7
softdep 1 1K 1
mkdir 8 1K 59002
freeblks 4 1K 29584
sahead 1 1K 1
secasvar 1 1K 1
nhops 6 1K 10
vnodemarker 2 1K 216
NFSD session 1 1K 1
CAM periph 4 1K 271
ipsec 3 1K 3
sctp_ifn 6 1K 170
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
crypto 4 1K 4
encap_export_host 12 1K 12
procdesc 5 1K 96
linuxcurrent 3 1K 4
newdirblk 4 1K 29501
diradd 4 1K 29963
pfil 4 1K 4
CAM SIM 2 1K 2
cdev 2 1K 2
chacha20random 1 1K 1
inpcbpolicy 11 1K 16502
osd 3 1K 10
DEVFS 9 1K 10
vnodes 1 1K 1
ktls 1 1K 1
NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1
feeder 7 1K 7
tcpfunc 3 1K 3
loginclass 3 1K 6
prison 6 1K 6
linux 5 1K 6
aesni_data 2 1K 2
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
soname 5 1K 22192
pmchooks 1 1K 1
nexusdev 7 1K 7
filecaps 5 1K 391
sctp_vrf 1 1K 1
vnet 1 1K 1
entropy 2 1K 151
acpiintr 1 1K 1
pmc 1 1K 1
cpus 2 1K 2
vnet_data_free 1 1K 1
Per-cpu 1 1K 1
iov 1 1K 64420
p1003.1b 1 1K 1
mqdata 0 0K 0
sctp_mcore 0 0K 0
sctp_socko 0 0K 1853
sctp_iter 0 0K 183
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 183
sctp_aadr 0 0K 10601
sctp_stri 0 0K 0
pf_table 0 0K 0
pf_altq 0 0K 0
pf_osfp 0 0K 0
pf_temp 0 0K 0
DEVFS4 0 0K 0
madt_table 0 0K 2
smartpqi 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
ciss_data 0 0K 0
iavf 0 0K 0
ixl 0 0K 0
BACKLIGHT 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
ice-resmgr 0 0K 0
ice-osdep 0 0K 0
ice 0 0K 0
axgbe 0 0K 0
xen_intr 0 0K 0
ath_hal 0 0K 0
xen_hvm 0 0K 0
legacydrv 0 0K 0
qpidrv 0 0K 0
athdev 0 0K 0
ata_pci 0 0K 0
dmar_idpgtbl 0 0K 0
dmar_dom 0 0K 0
dmar_ctx 0 0K 0
ata_dma 0 0K 0
ata_generic 0 0K 0
amr 0 0K 0
isci 0 0K 0
iommu_dmamap 0 0K 0
pvscsi 0 0K 0
hyperv_socket 0 0K 0
bxe_ilt 0 0K 0
xenbus 0 0K 0
scsi_da 0 0K 69
ata_da 0 0K 0
vm_fictitious 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
agp 0 0K 0
nvme_da 0 0K 0
acpipwr 0 0K 0
UMAHash 0 0K 0
acpi_perf 0 0K 0
twsbuf 0 0K 0
vm_pgdata 0 0K 0
jblocks 0 0K 0
savedino 0 0K 23385
sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0
sbdep 0 0K 105
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 16
allocindir 0 0K 0
indirdep 0 0K 10
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
twe_commands 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 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
seq_file 0 0K 0
radix 0 0K 0
idr 0 0K 0
lkpifw 0 0K 0
NLM 0 0K 0
ipsec-spdcache 0 0K 0
ipsec-reg 0 0K 0
ipsec-misc 0 0K 0
ipsecrequest 0 0K 0
ip6opt 0 0K 3
ip6_msource 0 0K 0
ip6_moptions 0 0K 0
in6_mfilter 0 0K 0
frag6 0 0K 0
tcplog 0 0K 0
tcp_hwpace 0 0K 0
twa_commands 0 0K 0
LRO 0 0K 0
newreno data 0 0K 0
ip_msource 0 0K 0
ip_moptions 0 0K 0
in_mfilter 0 0K 0
ipid 0 0K 0
80211scan 0 0K 0
80211ratectl 0 0K 0
80211power 0 0K 0
80211nodeie 0 0K 0
80211node 0 0K 0
80211mesh_gt 0 0K 0
80211mesh_rt 0 0K 0
80211perr 0 0K 0
80211prep 0 0K 0
80211preq 0 0K 0
80211dfs 0 0K 0
80211crypto 0 0K 0
80211vap 0 0K 0
iflib 0 0K 0
vlan 0 0K 0
gif 0 0K 0
ifdescr 0 0K 0
zlib 0 0K 0
fadvise 0 0K 0
VN POLL 0 0K 0
tcp_log_dev 0 0K 0
statfs 0 0K 29594
namei_tracker 0 0K 1094
export_host 0 0K 0
cl_savebuf 0 0K 6
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 5114
PUC 0 0K 0
ppbusdev 0 0K 0
agtiapi_MemAlloc malloc 0 0K 0
osti_cacheable 0 0K 0
tempbuff 0 0K 0
tempbuff 0 0K 0
biobuf 0 0K 0
aios 0 0K 0
lio 0 0K 0
acl 0 0K 0
ag_tgt_map_t malloc 0 0K 0
mbuf_tag 0 0K 2226
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
mps_user 0 0K 0
accf 0 0K 0
pts 0 0K 0
ioctlops 0 0K 13665
eventfd 0 0K 0
Witness 0 0K 0
stack 0 0K 0
MPSSAS 0 0K 0
mps 0 0K 0
mpr_user 0 0K 0
MPRSAS 0 0K 0
mpr 0 0K 0
mfibuf 0 0K 0
sbuf 0 0K 288
md_sectors 0 0K 0
firmware 0 0K 0
compressor 0 0K 0
md_disk 0 0K 0
SWAP 0 0K 0
malodev 0 0K 0
LED 0 0K 0
sysctltmp 0 0K 1998
sysctl 0 0K 1
ekcd 0 0K 0
dumper 0 0K 0
sendfile 0 0K 0
rctl 0 0K 0
ix_sriov 0 0K 0
aacraidcam 0 0K 0
aacraid_buf 0 0K 0
ix 0 0K 0
ipsbuf 0 0K 0
cache 0 0K 0
iirbuf 0 0K 0
prison_racct 0 0K 0
Fail Points 0 0K 0
sigio 0 0K 517
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
scsi_pass 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
db> show uma
Zone Size Used Free Requests Sleeps Bucket Total Mem XFree
mbuf_jumbo_page 4096 8320 764 70893 0 3 37208064 0
sctp_asoc 2288 358 1892 6024 0 4 5148000 0
RADIX NODE 144 5474 27031 27479513 0 62 4680720 0
malloc-2048 2048 363 1899 16275 0 8 4632576 0
mbuf_cluster 2048 1914 0 47556 0 8 3919872 0
mbuf 256 13193 1873 282136 0 254 3856896 0
sctp_ep 1280 358 1892 10965 0 8 2880000 0
pbuf 2624 0 1001 0 0 2 2626624 0
malloc-1024 1024 365 1895 6259 0 16 2314240 0
malloc-256 256 356 7294 55402 0 62 1958400 0
BUF TRIE 144 199 13269 3040 0 62 1939392 0
malloc-128 128 10453 3807 70353 0 126 1825280 0
malloc-384 384 716 3794 16986 0 30 1731840 0
sctp_raddr 736 357 1898 6020 0 16 1659680 0
malloc-4096 4096 392 8 33112 0 2 1638400 0
malloc-384 384 4116 4 4463 0 30 1582080 0
malloc-384 384 306 3794 30497 0 30 1574400 0
UMA Slabs 0 112 12536 25 36564 0 126 1406832 0
malloc-256 256 647 1918 43115 0 62 656640 0
FFS inode 1160 522 31 30428 0 8 641480 0
mbuf_packet 256 434 1480 68712 0 254 489984 0
malloc-65536 65536 4 3 1863 0 1 458752 0
sctp_laddr 48 812 7756 31319 0 254 411264 0
VM OBJECT 264 1422 78 452429 0 30 396000 0
sctp_chunk 152 391 2079 4562 0 62 375440 0
256 Bucket 2048 162 4 22162465 0 8 339968 0
THREAD 1792 152 28 31298 0 8 322560 0
malloc-16384 16384 11 7 29921 0 1 294912 0
VNODE 448 559 89 30467 0 30 290304 0
malloc-64 64 3432 348 35193 0 254 241920 0
malloc-16 16 12819 431 13443 0 254 212000 0
malloc-64 64 1050 1974 512057 0 254 193536 0
MAP ENTRY 96 1522 452 1740036 0 126 189504 0
UMA Zones 768 234 0 234 0 16 179712 0
malloc-128 128 1181 90 25945 0 126 162688 0
malloc-32 32 4915 125 6796 0 254 161280 0
vmem btag 56 2777 91 3360 0 254 160608 0
S VFS Cache 104 1066 377 32318 0 126 150072 0
FFS2 dinode 256 522 63 30426 0 62 149760 0
malloc-32 32 743 3919 21921 0 254 149184 0
malloc-1024 1024 126 10 4898 0 16 139264 0
64 Bucket 512 254 10 1067807 0 30 135168 0
malloc-65536 65536 2 0 2 0 1 131072 0
malloc-128 128 810 213 92450 0 126 130944 0
VMSPACE 2544 37 14 31590 0 4 129744 0
sctp_stream_msg_out 112 0 1008 4985 0 126 112896 0
socket 944 37 79 35648 0 16 109504 0
32 Bucket 256 309 111 3655469 0 62 107520 0
PROC 1320 59 22 31611 0 8 106920 0
DEVCTL 1024 0 100 235 0 0 102400 0
128 Bucket 1024 79 20 3507403 0 16 101376 0
malloc-4096 4096 22 1 190 0 2 94208 0
malloc-128 128 557 156 12238 0 126 91264 0
filedesc0 1072 60 24 31612 0 8 90048 0
g_bio 408 0 220 17903 0 30 89760 0
UMA Kegs 384 220 3 220 0 30 85632 0
malloc-256 256 231 99 90810 0 62 84480 0
malloc-16 16 1219 4031 14343 0 254 84000 0
malloc-16 16 732 4018 42909 0 254 76000 0
malloc-65536 65536 1 0 1 0 1 65536 0
malloc-65536 65536 1 0 1 0 1 65536 0
malloc-65536 65536 1 0 1 0 1 65536 0
malloc-384 384 134 16 2668 0 30 57600 0
malloc-8192 8192 7 0 7 0 1 57344 0
malloc-4096 4096 13 0 25 0 2 53248 0
malloc-64 64 610 146 1931 0 254 48384 0
16 Bucket 144 275 33 4955396 0 62 44352 0
8 Bucket 80 515 35 9690064 0 126 44000 0
malloc-8192 8192 5 0 135 0 1 40960 0
pcpu-8 8 4630 490 6333 0 254 40960 0
malloc-4096 4096 9 0 9 0 2 36864 0
Files 80 231 219 105568 0 126 36000 0
malloc-128 128 166 113 438 0 126 35712 0
ripcb 488 5 67 6457 0 30 35136 0
tcpcb 1048 4 29 2495 0 8 34584 0
malloc-256 256 61 74 31361 0 62 34560 0
NAMEI 1024 0 32 171007 0 16 32768 0
malloc-32768 32768 1 0 1 0 1 32768 0
malloc-32768 32768 1 0 1 0 1 32768 0
malloc-32768 32768 1 0 1 0 1 32768 0
malloc-16384 16384 2 0 2 0 1 32768 0
malloc-8192 8192 4 0 4 0 1 32768 0
pcpu-64 64 479 33 479 0 254 32768 0
malloc-256 256 76 44 226 0 62 30720 0
pipe 744 23 17 3299 0 16 29760 0
4 Bucket 48 507 81 16011643 0 254 28224 0
2 Bucket 32 363 519 25258639 0 254 28224 0
KNOTE 160 28 147 244498 0 62 28000 0
malloc-128 128 86 131 1017 0 126 27776 0
tcp_inpcb 488 4 52 2495 0 30 27328 0
udp_inpcb 488 2 54 5679 0 30 27328 0
unpcb 256 20 85 7871 0 62 26880 0
malloc-384 384 47 23 241 0 30 26880 0
TURNSTILE 136 181 8 181 0 62 25704 0
malloc-8192 8192 1 2 30 0 1 24576 0
malloc-4096 4096 5 1 677 0 2 24576 0
malloc-2048 2048 7 5 2408 0 8 24576 0
malloc-2048 2048 12 0 13 0 8 24576 0
PWD 32 19 737 29644 0 254 24192 0
malloc-64 64 77 301 842 0 254 24192 0
ttyinq 160 135 15 300 0 62 24000 0
ttyoutq 256 72 18 160 0 62 23040 0
malloc-256 256 70 20 371 0 62 23040 0
malloc-1024 1024 18 2 18 0 16 20480 0
malloc-1024 1024 14 6 42 0 16 20480 0
malloc-64 64 196 119 1122 0 254 20160 0
malloc-64 64 26 289 1287 0 254 20160 0
malloc-32 32 152 478 30725 0 254 20160 0
malloc-32 32 250 380 2671 0 254 20160 0
Mountpoints 2752 2 5 2 0 4 19264 0
malloc-256 256 28 47 1074 0 62 19200 0
SLEEPQUEUE 88 181 11 181 0 126 16896 0
malloc-16384 16384 1 0 1 0 1 16384 0
malloc-8192 8192 2 0 2 0 1 16384 0
malloc-8192 8192 2 0 4 0 1 16384 0
malloc-4096 4096 0 4 29595 0 2 16384 0
malloc-2048 2048 4 4 7830 0 8 16384 0
PGRP 88 35 149 282 0 126 16192 0
ksiginfo 112 64 80 1311 0 126 16128 0
vtnet_tx_hdr 24 0 668 84415 0 254 16032 0
malloc-128 128 64 60 122 0 126 15872 0
rtentry 176 34 35 305 0 62 12144 0
malloc-64 64 14 175 123 0 254 12096 0
malloc-32 32 65 313 725 0 254 12096 0
malloc-32 32 32 346 460 0 254 12096 0
malloc-32 32 66 312 16860 0 254 12096 0
routing nhops 256 27 18 305 0 62 11520 0
clpbuf 2624 0 4 22 0 4 10496 0
cpuset 104 7 86 242 0 126 9672 0
malloc-4096 4096 2 0 2 0 2 8192 0
malloc-2048 2048 3 1 3 0 8 8192 0
malloc-2048 2048 0 4 300 0 8 8192 0
malloc-1024 1024 2 6 2 0 16 8192 0
malloc-512 512 2 14 308 0 30 8192 0
malloc-512 512 9 7 9 0 30 8192 0
malloc-512 512 10 6 91 0 30 8192 0
tcp_log_bucket 176 0 46 12 0 62 8096 0
rl_entry 40 77 125 77 0 254 8080 0
udpcb 32 2 250 7550 0 254 8064 0
malloc-64 64 4 122 40292 0 254 8064 0
malloc-16 16 4 496 23464 0 254 8000 0
malloc-16 16 6 494 6 0 254 8000 0
malloc-16 16 10 490 66 0 254 8000 0
tcp_log_node 120 0 66 69 0 126 7920 0
udplite_inpcb 488 0 16 1871 0 30 7808 0
itimer 352 0 22 142 0 30 7744 0
malloc-384 384 15 5 15 0 30 7680 0
malloc-256 256 4 26 36345 0 62 7680 0
FPU_save_area 832 1 8 1 0 16 7488 0
domainset 40 0 126 165 0 254 5040 0
epoch_record pcpu 256 4 12 4 0 62 4096 0
malloc-2048 2048 2 0 2 0 8 4096 0
malloc-1024 1024 1 3 1 0 16 4096 0
malloc-1024 1024 2 2 2 0 16 4096 0
malloc-512 512 1 7 1 0 30 4096 0
malloc-512 512 3 5 180 0 30 4096 0
malloc-512 512 1 7 1 0 30 4096 0
malloc-512 512 3 5 511 0 30 4096 0
pcpu-16 16 7 249 7 0 254 4096 0
hostcache 96 1 41 1 0 126 4032 0
malloc-32 32 5 121 6924 0 254 4032 0
malloc-16 16 18 232 22 0 254 4000 0
malloc-16 16 1 249 118 0 254 4000 0
malloc-128 128 0 31 671 0 126 3968 0
UMA Slabs 1 176 9 13 10 0 62 3872 0
kenv 258 15 0 1165 0 30 3870 0
malloc-384 384 1 9 1 0 30 3840 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 29 2 0 254 992 0
SMR SHARED 24 2 29 2 0 254 744 0
FFS1 dinode 128 0 0 0 0 126 0 0
swblk 136 0 0 0 0 62 0 0
swpctrie 144 0 0 0 0 62 0 0
sctp_asconf_ack 48 0 0 0 0 254 0 0
sctp_asconf 40 0 0 0 0 254 0 0
sctp_readq 152 0 0 0 0 62 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 62 0 0
pf state keys 88 0 0 0 0 126 0 0
pf states 296 0 0 0 0 30 0 0
pf tags 104 0 0 0 0 126 0 0
pf mtags 48 0 0 0 0 254 0 0
tcp_rack_pcb 704 0 0 0 0 16 0 0
tcp_rack_map 120 0 0 0 0 126 0 0
tcp_bbr_pcb 832 0 0 0 0 16 0 0
tcp_bbr_map 128 0 0 0 0 126 0 0
IPsec SA lft_c 16 0 0 0 0 254 0 0
tcp_log 416 0 0 0 0 30 0 0
tcpreass 48 0 0 5 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 19 0 254 0 0
syncache 168 0 0 4 0 62 0 0
tcptw 88 0 0 0 0 126 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
DIRHASH 1024 0 0 38 0 16 0 0
TMPFS node 224 0 0 0 0 62 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
NCLNODE 584 0 0 0 0 16 0 0
LTS VFS Cache 360 0 0 0 0 30 0 0
L VFS Cache 320 0 0 0 0 30 0 0
STS VFS Cache 144 0 0 0 0 62 0 0
cryptop 280 0 0 0 0 30 0 0
linux_dma_object 24 0 0 0 0 254 0 0
linux_dma_pctrie 144 0 0 0 0 62 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 1 0 0
mbuf_jumbo_9k 9216 0 0 0 0 1 0 0
audit_record 1280 0 0 0 0 8 0 0
MAC labels 40 0 0 0 0 254 0 0
vnpbuf 2624 0 0 0 0 4 0 0
mdpbuf 2624 0 0 0 0 3 0 0
nfspbuf 2624 0 0 0 0 4 0 0
swwbuf 2624 0 0 0 0 4 0 0
swrbuf 2624 0 0 0 0 4 0 0
umtx_shm 88 0 0 0 0 126 0 0
umtx pi 96 0 0 0 0 126 0 0
rangeset pctrie nodes 144 0 0 0 0 62 0 0
malloc-65536 65536 0 0 0 0 1 0 0
malloc-65536 65536 0 0 0 0 1 0 0
malloc-65536 65536 0 0 8 0 1 0 0
malloc-32768 32768 0 0 0 0 1 0 0
malloc-32768 32768 0 0 165 0 1 0 0
malloc-32768 32768 0 0 0 0 1 0 0
malloc-32768 32768 0 0 0 0 1 0 0
malloc-32768 32768 0 0 0 0 1 0 0
malloc-16384 16384 0 0 0 0 1 0 0
malloc-16384 16384 0 0 0 0 1 0 0
malloc-16384 16384 0 0 0 0 1 0 0
malloc-16384 16384 0 0 0 0 1 0 0
malloc-16384 16384 0 0 0 0 1 0 0
malloc-8192 8192 0 0 0 0 1 0 0
malloc-8192 8192 0 0 0 0 1 0 0
malloc-4096 4096 0 0 2 0 2 0 0
malloc-2048 2048 0 0 0 0 8 0 0
malloc-1024 1024 0 0 8 0 16 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: 1af48800 Delete memstick images for PowerPC.
git tree: https://github.com/freebsd/freebsd-src.git main
console output: https://syzkaller.appspot.com/x/log.txt?x=12c309ccd00000
dashboard link: https://syzkaller.appspot.com/bug?extid=18ab1804ee146f08c563
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+18ab18...@syzkaller.appspotmail.com
Fatal trap 12: page fault while in kernel mode
cpuid = 1; apic id = 01
fault virtual address = 0xfffffe0094c453c8
fault code = supervisor read data, page not present
instruction poin
ter = 0x20:0xffffffff82caf2b0
stack pointer = 0x28:0xfffffe009495a3e0
frame pointer = 0x28:0xfffffe009495a430
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 = 31604 (syz-executor.0)
trap number = 12
panic: page fault
cpuid = 1
time = 1614166085
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe009495a040
vpanic() at vpanic+0x1c7/frame 0xfffffe009495a0a0
panic() at panic+0x43/frame 0xfffffe009495a100
trap_fatal() at trap_fatal+0x4cd/frame 0xfffffe009495a180
trap_pfault() at trap_pfault+0xd4/frame 0xfffffe009495a1f0
trap() at trap+0x41d/frame 0xfffffe009495a310
calltrap() at calltrap+0x8/frame 0xfffffe009495a310
--- trap 0xc, rip = 0xffffffff82caf2b0, rsp = 0xfffffe009495a3e0, rbp = 0xfffffe009495a430 ---
sctp_is_vtag_good() at sctp_is_vtag_good+0xb0/frame 0xfffffe009495a430
sctp_select_a_tag() at sctp_select_a_tag+0x179/frame 0xfffffe009495a4a0
sctp_init_asoc() at sctp_init_asoc+0x38d/frame 0xfffffe009495a510
sctp_aloc_assoc() at sctp_aloc_assoc+0x4d9/frame 0xfffffe009495a590
sctp_lower_sosend() at sctp_lower_sosend+0xfcf/frame 0xfffffe009495a7a0
sctp_sosend() at sctp_sosend+0x4fc/frame 0xfffffe009495a8d0
sosend() at sosend+0xc6/frame 0xfffffe009495a940
kern_sendit() at kern_sendit+0x35b/frame 0xfffffe009495a9f0
sendit() at sendit+0x229/frame 0xfffffe009495aa50
sys_sendmsg() at sys_sendmsg+0x8b/frame 0xfffffe009495aab0
amd64_syscall() at amd64_syscall+0x247/frame 0xfffffe009495abf0
fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe009495abf0
--- syscall (198, FreeBSD ELF64, nosys), rip = 0x284dca, rsp = 0x7fffdfffdf08, rbp = 0x7fffdfffdf70 ---
KDB: enter: panic
[ thread pid 31604 tid 131291 ]
Stopped at kdb_enter+0x67: movq $0,0x144283e(%rip)
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 0xfffffe01f4800000
rdx 0x3ffff
rbx 0
rsp 0xfffffe009495a020
rbp 0xfffffe009495a040
rsi 0x40001
rdi 0xffffffff8112cf66 vprintf+0x176
r8 0
r9 0x8080808080808080
r10 0xfffffe0094959f10
r11 0x1ff6bfff59c
r12 0xffffffff820678b0 ddb_dbbe
r13 0
r14 0xffffffff81a521cd
r15 0xffffffff81a521cd
rip 0xffffffff81123f47 kdb_enter+0x67
rflags 0x82
kdb_enter+0x67: movq $0,0x144283e(%rip)
db> show proc
Process 31604 (syz-executor.0) at 0xfffff80019b48000:
state: NORMAL
uid: 0 gids: 0, 0, 5
parent: pid 14111 at 0xfffff80019b48a50
ABI: FreeBSD ELF64
flag: 0x10000080 flag2: 0
arguments: /root/syz-executor.0
reaper: 0xfffff80004457528 reapsubtree: 1
sigparent: 20
vmspace: 0xfffffe0094c61000
(map 0xfffffe0094c61000)
(map.pmap 0xfffffe0094c610c0)
(pmap 0xfffffe0094c61120)
threads: 2
120338 RunQ syz-executor.0
131291 Run CPU 1 syz-executor.0
db> ps
pid ppid pgrp uid state wmesg wchan cmd
31604 14111 14111 0 R (threaded) syz-executor.0
120338 RunQ syz-executor.0
131291 Run CPU 1 syz-executor.0
18760 1 18760 65 Ss select 0xfffff80019bea040 dhclient
17567 1 17567 0 Ss select 0xfffff80066229cc0 dhclient
17564 1 17564 0 Ss select 0xfffff80066229d40 dhclient
17553 1 17553 65 Ss select 0xfffff80066229dc0 dhclient
17534 780 17534 0 Ss piperd 0xfffff80004eaf8b8 syz-executor.3
17275 1 17275 0 Ss select 0xfffff80046868940 dhclient
17271 1 17271 0 Ss select 0xfffff80060e1ee40 dhclient
17254 780 17254 0 Ss piperd 0xfffff80031408ba0 syz-executor.1
14631 1 14631 65 Ss select 0xfffff80004f66840 dhclient
14373 1 14373 0 Ss select 0xfffff800468680c0 dhclient
14360 780 14360 0 Ss piperd 0xfffff8001c8098b8 syz-executor.2
14355 1 14355 0 Ss select 0xfffff80004f667c0 dhclient
14233 1 14233 65 Ss select 0xfffff80046868ec0 dhclient
14177 1 14177 0 Ss select 0xfffff80038903040 dhclient
14174 1 14174 0 Ss select 0xfffff80046868cc0 dhclient
14111 780 14111 0 Rs syz-executor.0
780 778 778 0 S (threaded) syz-fuzzer
100090 S uwait 0xfffff80004882000 syz-fuzzer
100114 S uwait 0xfffff80004ba9800 syz-fuzzer
100115 S uwait 0xfffff80004ba9900 syz-fuzzer
100116 S uwait 0xfffff80004ba9a00 syz-fuzzer
100117 S uwait 0xfffff80004ba9b00 syz-fuzzer
100118 S uwait 0xfffff80019260700 syz-fuzzer
100119 S uwait 0xfffff80019260800 syz-fuzzer
100120 S kqread 0xfffff800044fc500 syz-fuzzer
100122 S uwait 0xfffff80019260a00 syz-fuzzer
778 776 778 0 SWs pause 0xfffff80019945b00 csh
776 694 776 0 Ss select 0xfffff80004f66c40 sshd
761 1 761 0 Rs+ CPU 0 getty
760 1 760 0 Ss+ ttyin 0xfffff80004bc38b0 getty
759 1 759 0 Ss+ ttyin 0xfffff80004bc3cb0 getty
758 1 758 0 Ss+ ttyin 0xfffff80004b4f0b0 getty
757 1 757 0 Ss+ ttyin 0xfffff80004b4f4b0 getty
756 1 756 0 Ss+ ttyin 0xfffff80004b4f8b0 getty
755 1 755 0 Ss+ ttyin 0xfffff80004b4fcb0 getty
754 1 754 0 Ss+ ttyin 0xfffff80004b3f0b0 getty
753 1 753 0 Ss+ ttyin 0xfffff80004b3f4b0 getty
698 1 698 0 Ss nanslp 0xffffffff82539f20 cron
694 1 694 0 Ss select 0xfffff80004f66ec0 sshd
507 1 507 0 Ss select 0xfffff80019260ec0 syslogd
436 1 436 0 Ss select 0xfffff80019260f40 devd
435 1 435 65 Ss select 0xfffff80004e9fac0 dhclient
350 1 350 0 Ss select 0xfffff80019260dc0 dhclient
347 1 347 0 Ss select 0xfffff80004ba90c0 dhclient
23 0 0 0 DL vlruwt 0xfffff80004d64528 [vnlru]
22 0 0 0 DL syncer 0xffffffff82629338 [syncer]
21 0 0 0 RL (threaded) [bufdaemon]
100079 RunQ [bufdaemon]
100086 D - 0xffffffff8200ad80 [bufspacedaemon-0]
100096 D sdflush 0xfffff80004dde0e8 [/ worker]
20 0 0 0 DL psleep 0xffffffff82650248 [vmdaemon]
19 0 0 0 DL (threaded) [pagedaemon]
100077 D psleep 0xffffffff826446b8 [dom0]
100084 D launds 0xffffffff826446c4 [laundry: dom0]
100085 D umarcl 0xffffffff815affa0 [uma]
18 0 0 0 DL - 0xffffffff8236e2a8 [rand_harvestq]
17 0 0 0 DL waiting 0xffffffff82cfd818 [sctp_iterator]
16 0 0 0 DL pftm 0xffffffff82b75430 [pf purge]
15 0 0 0 DL - 0xffffffff82625a5c [soaiod4]
9 0 0 0 DL - 0xffffffff82625a5c [soaiod3]
8 0 0 0 DL - 0xffffffff82625a5c [soaiod2]
7 0 0 0 DL - 0xffffffff82625a5c [soaiod1]
6 0 0 0 DL (threaded) [cam]
100043 D - 0xffffffff82245bc0 [doneq0]
100076 D - 0xffffffff82245a90 [scanner]
14 0 0 0 DL seqstat 0xfffff80004664c88 [sequencer 00]
5 0 0 0 DL crypto_ 0xfffff80004346b90 [crypto returns 1]
4 0 0 0 DL crypto_ 0xfffff80004346b30 [crypto returns 0]
3 0 0 0 DL crypto_ 0xffffffff82641ba0 [crypto]
13 0 0 0 DL (threaded) [geom]
100034 D - 0xffffffff82519760 [g_event]
100035 D - 0xffffffff82519768 [g_up]
100036 D - 0xffffffff82519770 [g_down]
2 0 0 0 DL (threaded) [KTLS]
100027 D - 0xfffff8000434bd00 [thr_0]
100028 D - 0xfffff8000434bd80 [thr_1]
12 0 0 0 WL (threaded) [intr]
100010 I [swi5: fast taskq]
100015 I [swi6: task queue]
100016 I [swi6: Giant taskq]
100029 I [swi4: clock (0)]
100030 I [swi4: clock (1)]
100031 I [swi3: vm]
100032 I [swi1: netisr 0]
100044 I [irq24: virtio_pci0]
100045 I [irq25: virtio_pci0]
100046 I [irq26: virtio_pci0]
100047 I [irq27: virtio_pci0]
100048 I [irq28: virtio_pci1]
100049 I [irq29: virtio_pci1]
100050 I [irq30: virtio_pci1]
100051 I [irq31: virtio_pci1]
100052 I [irq32: virtio_pci1]
100057 I [irq10: virtio_pci2]
100059 I [irq1: atkbd0]
100060 I [irq12: psm0]
100061 I [swi0: uart uart++]
100069 I [swi1: pf send]
100082 I [swi1: hpts]
100083 I [swi1: hpts]
11 0 0 0 RL (threaded) [idle]
100003 CanRun [idle: cpu0]
100004 CanRun [idle: cpu1]
1 0 1 0 SLs wait 0xfffff80004457528 [init]
10 0 0 0 DL audit_w 0xffffffff826420c0 [audit]
0 0 0 0 DLs (threaded) [kernel]
100000 D swapin 0xffffffff82519cf0 [swapper]
100005 D - 0xfffff80004472100 [if_io_tqg_0]
100006 D - 0xfffff80004472000 [if_io_tqg_1]
100007 D - 0xfffff80004473e00 [if_config_tqg_0]
100008 D - 0xfffff80004473d00 [softirq_0]
100009 D - 0xfffff80004473c00 [softirq_1]
100011 D - 0xfffff80004473900 [inm_free taskq]
100012 D - 0xfffff80004473800 [linuxkpi_irq_wq]
100013 D - 0xfffff80004473700 [kqueue_ctx taskq]
100014 D - 0xfffff80004473600 [aiod_kick taskq]
100017 D - 0xfffff80004473100 [thread taskq]
100018 D - 0xfffff80004473000 [in6m_free taskq]
100019 D - 0xfffff80004478e00 [linuxkpi_short_wq_0]
100020 D - 0xfffff80004478e00 [linuxkpi_short_wq_1]
100021 D - 0xfffff80004478e00 [linuxkpi_short_wq_2]
100022 D - 0xfffff80004478e00 [linuxkpi_short_wq_3]
100023 D - 0xfffff80004478d00 [linuxkpi_long_wq_0]
100024 D - 0xfffff80004478d00 [linuxkpi_long_wq_1]
100025 D - 0xfffff80004478d00 [linuxkpi_long_wq_2]
100026 D - 0xfffff80004478d00 [linuxkpi_long_wq_3]
100033 D - 0xfffff80004478700 [firmware taskq]
100037 D - 0xfffff80004478600 [crypto_0]
100038 D - 0xfffff80004478600 [crypto_1]
100053 D - 0xfffff80004892d00 [vtnet0 rxq 0]
100054 D - 0xfffff80004892c00 [vtnet0 txq 0]
100055 D - 0xfffff80004892b00 [vtnet0 rxq 1]
100056 D - 0xfffff80004892a00 [vtnet0 txq 1]
100058 D vtbslp 0xfffff80004882b80 [virtio_balloon]
100062 D - 0xfffff80004892300 [mca taskq]
100066 D - 0xffffffff81dfd5e1 [deadlkres]
100071 D - 0xfffff800044fc900 [acpi_task_0]
100072 D - 0xfffff800044fc900 [acpi_task_1]
100073 D - 0xfffff800044fc900 [acpi_task_2]
100075 D - 0xfffff80004478500 [CAM taskq]
db> show all locks
Process 31604 (syz-executor.0) thread 0xfffffe0094c68800 (131291)
shared rw sctp-info (sctp-info) r = 0 (0xfffffe000419c5c8) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:6710
exclusive sleep mutex sctp-create (inp_create) r = 0 (0xfffff80055033988) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_output.c:12639
Process 761 (getty) thread 0xfffffe0051b69700 (100091)
exclusive sleep mutex ttymtx (ttymtx) r = 0 (0xfffff8000486ec08) locked @ /syzkaller/managers/main/kernel/sys/kern/tty.c:218
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 30860 1810K 30927
pcb 742 1343K 22496
kobj 332 1328K 492
newblk 9 1026K 30233
vfscache 3 1025K 3
inodedep 272 614K 30189
ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
intr 4 472K 4
sctp_stro 357 357K 6023
subproc 142 271K 31834
sctp_atcl 715 269K 16985
acpica 1674 184K 55181
vnet_data 1 168K 1
tidhash 3 141K 3
pagedep 9 130K 29572
tfo_ccache 1 128K 1
DEVFS1 106 106K 123
sem 4 106K 4
linker 287 101K 484
filedesc 12 89K 59537
BPF 46 88K 366
bus 995 81K 3509
mtx_pool 2 72K 2
syncache 1 68K 1
dirrem 265 67K 29918
acpitask 1 64K 1
ddb_capture 1 64K 1
module 507 64K 507
umtx 360 45K 360
sctp_atky 1072 45K 23005
kdtrace 213 42K 62911
vmem 3 34K 5
freefile 265 34K 29904
sctp_timw 132 33K 132
temp 35 33K 12185
hostcache 1 32K 1
shm 1 32K 45
DEVFS3 125 32K 135
msg 4 30K 4
gtaskqueue 18 26K 18
kbdmux 6 22K 6
ifaddr 74 22K 268
DEVFS_RULE 56 20K 56
ufs_mount 5 17K 6
proc 3 17K 3
tty 16 16K 16
ithread 99 16K 99
lltable 47 15K 321
ip6ndp 60 14K 169
ether_multi 172 14K 1788
bus-sc 33 14K 1719
KTRACE 100 13K 100
ifnet 7 13K 7
kenv 93 12K 93
sctp_athm 715 12K 17074
sctp_map 714 12K 12046
eventhandler 133 12K 133
in6_multi 89 11K 878
rman 84 10K 425
GEOM 60 10K 489
bmsafemap 2 9K 30055
UART 12 9K 12
devstat 4 9K 4
ksem 1 8K 1
rpc 2 8K 2
shmfd 1 8K 229
pfs_vncache 1 8K 1
pfs_nodes 20 8K 20
audit_evclass 236 8K 294
sctp_ifa 50 7K 170
sglist 5 7K 5
CAM DEV 3 6K 510
plimit 24 6K 1646
cred 24 6K 999
kqueue 62 6K 31616
taskqueue 57 6K 57
CAM queue 5 6K 1528
DEVFSP 78 5K 1132
session 35 5K 230
pf_ifnet 10 5K 19
UMA 262 5K 262
vt 11 5K 11
memdesc 1 4K 1
MCA 32 4K 32
ufs_dirhash 8 4K 28
evdev 4 4K 4
kcovinfo 64 4K 986
pwddesc 60 4K 31612
pf_rule 29 4K 46
routetbl 23 4K 127
lockf 33 4K 395
selfd 55 4K 430078
hhook 13 4K 13
fpukern_ctx 3 3K 3
proc-args 52 3K 2300
acpisem 22 3K 22
terminal 11 3K 11
select 19 3K 287
uidinfo 3 3K 58
local_apic 1 2K 1
io_apic 1 2K 1
ipsec-saq 2 2K 2
Unitno 27 2K 187
CAM XPT 22 2K 543
in_multi 6 2K 61
ipsecpolicy 2 2K 2
acpidev 20 2K 20
msi 9 2K 9
freework 5 2K 29585
clone 9 2K 9
tun 7 2K 7
softdep 1 1K 1
mkdir 8 1K 59002
freeblks 4 1K 29584
sahead 1 1K 1
secasvar 1 1K 1
nhops 6 1K 10
vnodemarker 2 1K 216
NFSD session 1 1K 1
CAM periph 4 1K 271
ipsec 3 1K 3
sctp_ifn 6 1K 170
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
crypto 4 1K 4
encap_export_host 12 1K 12
procdesc 5 1K 96
linuxcurrent 3 1K 4
newdirblk 4 1K 29501
diradd 4 1K 29963
pfil 4 1K 4
CAM SIM 2 1K 2
cdev 2 1K 2
chacha20random 1 1K 1
inpcbpolicy 11 1K 16502
osd 3 1K 10
DEVFS 9 1K 10
vnodes 1 1K 1
ktls 1 1K 1
NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1
feeder 7 1K 7
tcpfunc 3 1K 3
loginclass 3 1K 6
prison 6 1K 6
linux 5 1K 6
aesni_data 2 1K 2
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
soname 5 1K 22192
pmchooks 1 1K 1
nexusdev 7 1K 7
filecaps 5 1K 391
sctp_vrf 1 1K 1
vnet 1 1K 1
entropy 2 1K 151
acpiintr 1 1K 1
pmc 1 1K 1
cpus 2 1K 2
vnet_data_free 1 1K 1
Per-cpu 1 1K 1
iov 1 1K 64420
p1003.1b 1 1K 1
mqdata 0 0K 0
sctp_mcore 0 0K 0
sctp_socko 0 0K 1853
sctp_iter 0 0K 183
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 183
sctp_aadr 0 0K 10601
sctp_stri 0 0K 0
pf_table 0 0K 0
pf_altq 0 0K 0
pf_osfp 0 0K 0
pf_temp 0 0K 0
DEVFS4 0 0K 0
madt_table 0 0K 2
smartpqi 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
ciss_data 0 0K 0
iavf 0 0K 0
ixl 0 0K 0
BACKLIGHT 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
ice-resmgr 0 0K 0
ice-osdep 0 0K 0
ice 0 0K 0
axgbe 0 0K 0
xen_intr 0 0K 0
ath_hal 0 0K 0
xen_hvm 0 0K 0
legacydrv 0 0K 0
qpidrv 0 0K 0
athdev 0 0K 0
ata_pci 0 0K 0
dmar_idpgtbl 0 0K 0
dmar_dom 0 0K 0
dmar_ctx 0 0K 0
ata_dma 0 0K 0
ata_generic 0 0K 0
amr 0 0K 0
isci 0 0K 0
iommu_dmamap 0 0K 0
pvscsi 0 0K 0
hyperv_socket 0 0K 0
bxe_ilt 0 0K 0
xenbus 0 0K 0
scsi_da 0 0K 69
ata_da 0 0K 0
vm_fictitious 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
agp 0 0K 0
nvme_da 0 0K 0
acpipwr 0 0K 0
UMAHash 0 0K 0
acpi_perf 0 0K 0
twsbuf 0 0K 0
vm_pgdata 0 0K 0
jblocks 0 0K 0
savedino 0 0K 23385
sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0
sbdep 0 0K 105
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 16
allocindir 0 0K 0
indirdep 0 0K 10
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
twe_commands 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 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
seq_file 0 0K 0
radix 0 0K 0
idr 0 0K 0
lkpifw 0 0K 0
NLM 0 0K 0
ipsec-spdcache 0 0K 0
ipsec-reg 0 0K 0
ipsec-misc 0 0K 0
ipsecrequest 0 0K 0
ip6opt 0 0K 3
ip6_msource 0 0K 0
ip6_moptions 0 0K 0
in6_mfilter 0 0K 0
frag6 0 0K 0
tcplog 0 0K 0
tcp_hwpace 0 0K 0
twa_commands 0 0K 0
LRO 0 0K 0
newreno data 0 0K 0
ip_msource 0 0K 0
ip_moptions 0 0K 0
in_mfilter 0 0K 0
ipid 0 0K 0
80211scan 0 0K 0
80211ratectl 0 0K 0
80211power 0 0K 0
80211nodeie 0 0K 0
80211node 0 0K 0
80211mesh_gt 0 0K 0
80211mesh_rt 0 0K 0
80211perr 0 0K 0
80211prep 0 0K 0
80211preq 0 0K 0
80211dfs 0 0K 0
80211crypto 0 0K 0
80211vap 0 0K 0
iflib 0 0K 0
vlan 0 0K 0
gif 0 0K 0
ifdescr 0 0K 0
zlib 0 0K 0
fadvise 0 0K 0
VN POLL 0 0K 0
tcp_log_dev 0 0K 0
statfs 0 0K 29594
namei_tracker 0 0K 1094
export_host 0 0K 0
cl_savebuf 0 0K 6
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 5114
PUC 0 0K 0
ppbusdev 0 0K 0
agtiapi_MemAlloc malloc 0 0K 0
osti_cacheable 0 0K 0
tempbuff 0 0K 0
tempbuff 0 0K 0
biobuf 0 0K 0
aios 0 0K 0
lio 0 0K 0
acl 0 0K 0
ag_tgt_map_t malloc 0 0K 0
mbuf_tag 0 0K 2226
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
mps_user 0 0K 0
accf 0 0K 0
pts 0 0K 0
ioctlops 0 0K 13665
eventfd 0 0K 0
Witness 0 0K 0
stack 0 0K 0
MPSSAS 0 0K 0
mps 0 0K 0
mpr_user 0 0K 0
MPRSAS 0 0K 0
mpr 0 0K 0
mfibuf 0 0K 0
sbuf 0 0K 288
md_sectors 0 0K 0
firmware 0 0K 0
compressor 0 0K 0
md_disk 0 0K 0
SWAP 0 0K 0
malodev 0 0K 0
LED 0 0K 0
sysctltmp 0 0K 1998
sysctl 0 0K 1
ekcd 0 0K 0
dumper 0 0K 0
sendfile 0 0K 0
rctl 0 0K 0
ix_sriov 0 0K 0
aacraidcam 0 0K 0
aacraid_buf 0 0K 0
ix 0 0K 0
ipsbuf 0 0K 0
cache 0 0K 0
iirbuf 0 0K 0
prison_racct 0 0K 0
Fail Points 0 0K 0
sigio 0 0K 517
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
scsi_pass 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
db> show uma
Zone Size Used Free Requests Sleeps Bucket Total Mem XFree
mbuf_jumbo_page 4096 8320 764 70893 0 3 37208064 0
sctp_asoc 2288 358 1892 6024 0 4 5148000 0
RADIX NODE 144 5474 27031 27479513 0 62 4680720 0
malloc-2048 2048 363 1899 16275 0 8 4632576 0
mbuf_cluster 2048 1914 0 47556 0 8 3919872 0
mbuf 256 13193 1873 282136 0 254 3856896 0
sctp_ep 1280 358 1892 10965 0 8 2880000 0
pbuf 2624 0 1001 0 0 2 2626624 0
malloc-1024 1024 365 1895 6259 0 16 2314240 0
malloc-256 256 356 7294 55402 0 62 1958400 0
BUF TRIE 144 199 13269 3040 0 62 1939392 0
malloc-128 128 10453 3807 70353 0 126 1825280 0
malloc-384 384 716 3794 16986 0 30 1731840 0
sctp_raddr 736 357 1898 6020 0 16 1659680 0
malloc-4096 4096 392 8 33112 0 2 1638400 0
malloc-384 384 4116 4 4463 0 30 1582080 0
malloc-384 384 306 3794 30497 0 30 1574400 0
UMA Slabs 0 112 12536 25 36564 0 126 1406832 0
malloc-256 256 647 1918 43115 0 62 656640 0
FFS inode 1160 522 31 30428 0 8 641480 0
mbuf_packet 256 434 1480 68712 0 254 489984 0
malloc-65536 65536 4 3 1863 0 1 458752 0
sctp_laddr 48 812 7756 31319 0 254 411264 0
VM OBJECT 264 1422 78 452429 0 30 396000 0
sctp_chunk 152 391 2079 4562 0 62 375440 0
256 Bucket 2048 162 4 22162465 0 8 339968 0
THREAD 1792 152 28 31298 0 8 322560 0
malloc-16384 16384 11 7 29921 0 1 294912 0
VNODE 448 559 89 30467 0 30 290304 0
malloc-64 64 3432 348 35193 0 254 241920 0
malloc-16 16 12819 431 13443 0 254 212000 0
malloc-64 64 1050 1974 512057 0 254 193536 0
MAP ENTRY 96 1522 452 1740036 0 126 189504 0
UMA Zones 768 234 0 234 0 16 179712 0
malloc-128 128 1181 90 25945 0 126 162688 0
malloc-32 32 4915 125 6796 0 254 161280 0
vmem btag 56 2777 91 3360 0 254 160608 0
S VFS Cache 104 1066 377 32318 0 126 150072 0
FFS2 dinode 256 522 63 30426 0 62 149760 0
malloc-32 32 743 3919 21921 0 254 149184 0
malloc-1024 1024 126 10 4898 0 16 139264 0
64 Bucket 512 254 10 1067807 0 30 135168 0
malloc-65536 65536 2 0 2 0 1 131072 0
malloc-128 128 810 213 92450 0 126 130944 0
VMSPACE 2544 37 14 31590 0 4 129744 0
sctp_stream_msg_out 112 0 1008 4985 0 126 112896 0
socket 944 37 79 35648 0 16 109504 0
32 Bucket 256 309 111 3655469 0 62 107520 0
PROC 1320 59 22 31611 0 8 106920 0
DEVCTL 1024 0 100 235 0 0 102400 0
128 Bucket 1024 79 20 3507403 0 16 101376 0
malloc-4096 4096 22 1 190 0 2 94208 0
malloc-128 128 557 156 12238 0 126 91264 0
filedesc0 1072 60 24 31612 0 8 90048 0
g_bio 408 0 220 17903 0 30 89760 0
UMA Kegs 384 220 3 220 0 30 85632 0
malloc-256 256 231 99 90810 0 62 84480 0
malloc-16 16 1219 4031 14343 0 254 84000 0
malloc-16 16 732 4018 42909 0 254 76000 0
malloc-65536 65536 1 0 1 0 1 65536 0
malloc-65536 65536 1 0 1 0 1 65536 0
malloc-65536 65536 1 0 1 0 1 65536 0
malloc-384 384 134 16 2668 0 30 57600 0
malloc-8192 8192 7 0 7 0 1 57344 0
malloc-4096 4096 13 0 25 0 2 53248 0
malloc-64 64 610 146 1931 0 254 48384 0
16 Bucket 144 275 33 4955396 0 62 44352 0
8 Bucket 80 515 35 9690064 0 126 44000 0
malloc-8192 8192 5 0 135 0 1 40960 0
pcpu-8 8 4630 490 6333 0 254 40960 0
malloc-4096 4096 9 0 9 0 2 36864 0
Files 80 231 219 105568 0 126 36000 0
malloc-128 128 166 113 438 0 126 35712 0
ripcb 488 5 67 6457 0 30 35136 0
tcpcb 1048 4 29 2495 0 8 34584 0
malloc-256 256 61 74 31361 0 62 34560 0
NAMEI 1024 0 32 171007 0 16 32768 0
malloc-32768 32768 1 0 1 0 1 32768 0
malloc-32768 32768 1 0 1 0 1 32768 0
malloc-32768 32768 1 0 1 0 1 32768 0
malloc-16384 16384 2 0 2 0 1 32768 0
malloc-8192 8192 4 0 4 0 1 32768 0
pcpu-64 64 479 33 479 0 254 32768 0
malloc-256 256 76 44 226 0 62 30720 0
pipe 744 23 17 3299 0 16 29760 0
4 Bucket 48 507 81 16011643 0 254 28224 0
2 Bucket 32 363 519 25258639 0 254 28224 0
KNOTE 160 28 147 244498 0 62 28000 0
malloc-128 128 86 131 1017 0 126 27776 0
tcp_inpcb 488 4 52 2495 0 30 27328 0
udp_inpcb 488 2 54 5679 0 30 27328 0
unpcb 256 20 85 7871 0 62 26880 0
malloc-384 384 47 23 241 0 30 26880 0
TURNSTILE 136 181 8 181 0 62 25704 0
malloc-8192 8192 1 2 30 0 1 24576 0
malloc-4096 4096 5 1 677 0 2 24576 0
malloc-2048 2048 7 5 2408 0 8 24576 0
malloc-2048 2048 12 0 13 0 8 24576 0
PWD 32 19 737 29644 0 254 24192 0
malloc-64 64 77 301 842 0 254 24192 0
ttyinq 160 135 15 300 0 62 24000 0
ttyoutq 256 72 18 160 0 62 23040 0
malloc-256 256 70 20 371 0 62 23040 0
malloc-1024 1024 18 2 18 0 16 20480 0
malloc-1024 1024 14 6 42 0 16 20480 0
malloc-64 64 196 119 1122 0 254 20160 0
malloc-64 64 26 289 1287 0 254 20160 0
malloc-32 32 152 478 30725 0 254 20160 0
malloc-32 32 250 380 2671 0 254 20160 0
Mountpoints 2752 2 5 2 0 4 19264 0
malloc-256 256 28 47 1074 0 62 19200 0
SLEEPQUEUE 88 181 11 181 0 126 16896 0
malloc-16384 16384 1 0 1 0 1 16384 0
malloc-8192 8192 2 0 2 0 1 16384 0
malloc-8192 8192 2 0 4 0 1 16384 0
malloc-4096 4096 0 4 29595 0 2 16384 0
malloc-2048 2048 4 4 7830 0 8 16384 0
PGRP 88 35 149 282 0 126 16192 0
ksiginfo 112 64 80 1311 0 126 16128 0
vtnet_tx_hdr 24 0 668 84415 0 254 16032 0
malloc-128 128 64 60 122 0 126 15872 0
rtentry 176 34 35 305 0 62 12144 0
malloc-64 64 14 175 123 0 254 12096 0
malloc-32 32 65 313 725 0 254 12096 0
malloc-32 32 32 346 460 0 254 12096 0
malloc-32 32 66 312 16860 0 254 12096 0
routing nhops 256 27 18 305 0 62 11520 0
clpbuf 2624 0 4 22 0 4 10496 0
cpuset 104 7 86 242 0 126 9672 0
malloc-4096 4096 2 0 2 0 2 8192 0
malloc-2048 2048 3 1 3 0 8 8192 0
malloc-2048 2048 0 4 300 0 8 8192 0
malloc-1024 1024 2 6 2 0 16 8192 0
malloc-512 512 2 14 308 0 30 8192 0
malloc-512 512 9 7 9 0 30 8192 0
malloc-512 512 10 6 91 0 30 8192 0
tcp_log_bucket 176 0 46 12 0 62 8096 0
rl_entry 40 77 125 77 0 254 8080 0
udpcb 32 2 250 7550 0 254 8064 0
malloc-64 64 4 122 40292 0 254 8064 0
malloc-16 16 4 496 23464 0 254 8000 0
malloc-16 16 6 494 6 0 254 8000 0
malloc-16 16 10 490 66 0 254 8000 0
tcp_log_node 120 0 66 69 0 126 7920 0
udplite_inpcb 488 0 16 1871 0 30 7808 0
itimer 352 0 22 142 0 30 7744 0
malloc-384 384 15 5 15 0 30 7680 0
malloc-256 256 4 26 36345 0 62 7680 0
FPU_save_area 832 1 8 1 0 16 7488 0
domainset 40 0 126 165 0 254 5040 0
epoch_record pcpu 256 4 12 4 0 62 4096 0
malloc-2048 2048 2 0 2 0 8 4096 0
malloc-1024 1024 1 3 1 0 16 4096 0
malloc-1024 1024 2 2 2 0 16 4096 0
malloc-512 512 1 7 1 0 30 4096 0
malloc-512 512 3 5 180 0 30 4096 0
malloc-512 512 1 7 1 0 30 4096 0
malloc-512 512 3 5 511 0 30 4096 0
pcpu-16 16 7 249 7 0 254 4096 0
hostcache 96 1 41 1 0 126 4032 0
malloc-32 32 5 121 6924 0 254 4032 0
malloc-16 16 18 232 22 0 254 4000 0
malloc-16 16 1 249 118 0 254 4000 0
malloc-128 128 0 31 671 0 126 3968 0
UMA Slabs 1 176 9 13 10 0 62 3872 0
kenv 258 15 0 1165 0 30 3870 0
malloc-384 384 1 9 1 0 30 3840 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 29 2 0 254 992 0
SMR SHARED 24 2 29 2 0 254 744 0
FFS1 dinode 128 0 0 0 0 126 0 0
swblk 136 0 0 0 0 62 0 0
swpctrie 144 0 0 0 0 62 0 0
sctp_asconf_ack 48 0 0 0 0 254 0 0
sctp_asconf 40 0 0 0 0 254 0 0
sctp_readq 152 0 0 0 0 62 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 62 0 0
pf state keys 88 0 0 0 0 126 0 0
pf states 296 0 0 0 0 30 0 0
pf tags 104 0 0 0 0 126 0 0
pf mtags 48 0 0 0 0 254 0 0
tcp_rack_pcb 704 0 0 0 0 16 0 0
tcp_rack_map 120 0 0 0 0 126 0 0
tcp_bbr_pcb 832 0 0 0 0 16 0 0
tcp_bbr_map 128 0 0 0 0 126 0 0
IPsec SA lft_c 16 0 0 0 0 254 0 0
tcp_log 416 0 0 0 0 30 0 0
tcpreass 48 0 0 5 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 19 0 254 0 0
syncache 168 0 0 4 0 62 0 0
tcptw 88 0 0 0 0 126 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
DIRHASH 1024 0 0 38 0 16 0 0
TMPFS node 224 0 0 0 0 62 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
NCLNODE 584 0 0 0 0 16 0 0
LTS VFS Cache 360 0 0 0 0 30 0 0
L VFS Cache 320 0 0 0 0 30 0 0
STS VFS Cache 144 0 0 0 0 62 0 0
cryptop 280 0 0 0 0 30 0 0
linux_dma_object 24 0 0 0 0 254 0 0
linux_dma_pctrie 144 0 0 0 0 62 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 1 0 0
mbuf_jumbo_9k 9216 0 0 0 0 1 0 0
audit_record 1280 0 0 0 0 8 0 0
MAC labels 40 0 0 0 0 254 0 0
vnpbuf 2624 0 0 0 0 4 0 0
mdpbuf 2624 0 0 0 0 3 0 0
nfspbuf 2624 0 0 0 0 4 0 0
swwbuf 2624 0 0 0 0 4 0 0
swrbuf 2624 0 0 0 0 4 0 0
umtx_shm 88 0 0 0 0 126 0 0
umtx pi 96 0 0 0 0 126 0 0
rangeset pctrie nodes 144 0 0 0 0 62 0 0
malloc-65536 65536 0 0 0 0 1 0 0
malloc-65536 65536 0 0 0 0 1 0 0
malloc-65536 65536 0 0 8 0 1 0 0
malloc-32768 32768 0 0 0 0 1 0 0
malloc-32768 32768 0 0 165 0 1 0 0
malloc-32768 32768 0 0 0 0 1 0 0
malloc-32768 32768 0 0 0 0 1 0 0
malloc-32768 32768 0 0 0 0 1 0 0
malloc-16384 16384 0 0 0 0 1 0 0
malloc-16384 16384 0 0 0 0 1 0 0
malloc-16384 16384 0 0 0 0 1 0 0
malloc-16384 16384 0 0 0 0 1 0 0
malloc-16384 16384 0 0 0 0 1 0 0
malloc-8192 8192 0 0 0 0 1 0 0
malloc-8192 8192 0 0 0 0 1 0 0
malloc-4096 4096 0 0 2 0 2 0 0
malloc-2048 2048 0 0 0 0 8 0 0
malloc-1024 1024 0 0 8 0 16 0
---
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syzbot
May 25, 2021, 7:29:17 AM5/25/21
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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