panic: Assertion in_epoch(net_epoch_preempt) failed at /syzkaller/managers/main/kernel/sys/netinet6/ip6_output.c:LINE
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syzbot
Jan 22, 2020, 9:08:11 AM1/22/20
to syzkaller-f...@googlegroups.com
Hello,
syzbot found the following crash on:
HEAD commit: 313adad5 Make in_pcbladdr() require network epoch entered ..
git tree: freebsd
console output: https://syzkaller.appspot.com/x/log.txt?x=12b259c9e00000
dashboard link: https://syzkaller.appspot.com/bug?extid=dca98631455d790223ca
Unfortunately, I don't have any reproducer for this crash yet.
IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+dca986...@syzkaller.appspotmail.com
login: panic: Assertion in_epoch(net_epoch_preempt) failed at /syzkaller/managers/main/kernel/sys/netinet6/ip6_output.c:407
cpuid = 0
time = 1579702050
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe0024540f80
vpanic() at vpanic+0x1ce/frame 0xfffffe0024540ff0
panic() at panic+0x43/frame 0xfffffe0024541050
ip6_output() at ip6_output+0x3c3b/frame 0xfffffe0024541350
sctp_lowlevel_chunk_output() at sctp_lowlevel_chunk_output+0x18f7/frame 0xfffffe00245414a0
sctp_send_initiate() at sctp_send_initiate+0xa53/frame 0xfffffe00245415a0
sctp_lower_sosend() at sctp_lower_sosend+0x3eff/frame 0xfffffe00245417a0
sctp_sosend() at sctp_sosend+0x4fe/frame 0xfffffe00245418d0
sosend() at sosend+0xc6/frame 0xfffffe0024541940
kern_sendit() at kern_sendit+0x32d/frame 0xfffffe00245419f0
sendit() at sendit+0x226/frame 0xfffffe0024541a50
sys_sendmsg() at sys_sendmsg+0x8b/frame 0xfffffe0024541ab0
amd64_syscall() at amd64_syscall+0x499/frame 0xfffffe0024541bf0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe0024541bf0
--- syscall (198, FreeBSD ELF64, nosys), rip = 0x4132ea, rsp = 0x7fffdffdcf38, rbp = 0x3 ---
KDB: enter: panic
[ thread pid 968 tid 100427 ]
Stopped at kdb_enter+0x67: movq $0,0x1466de6(%rip)
db>
db> set $lines = 0
db> set $maxwidth = 0
db> show registers
cs 0x20
ds 0x3b ll+0x1a
es 0x3b ll+0x1a
fs 0x13
gs 0x1b
ss 0x28 ll+0x7
rax 0x12
rcx 0xfffffe0027a00000
rdx 0x3ffff
rbx 0
rsp 0xfffffe0024540f60
rbp 0xfffffe0024540f80
rsi 0x40001
rdi 0xffffffff810ba276 vprintf+0x176
r8 0
r9 0xffffffff
r10 0x73e3 ll+0x73c2
r11 0xfffff8003ad85bd0
r12 0xffffffff82068d90 ddb_dbbe
r13 0
r14 0xffffffff819363fb
r15 0xffffffff819363fb
rip 0xffffffff810af337 kdb_enter+0x67
rflags 0x86 ll+0x65
kdb_enter+0x67: movq $0,0x1466de6(%rip)
db> show proc
Process 968 (syz-executor.1) at 0xfffff80003afc000:
state: NORMAL
uid: 0 gids: 0, 0, 5
parent: pid 771 at 0xfffff80003f17000
ABI: FreeBSD ELF64
arguments: /root/syz-executor.1
reaper: 0xfffff800032fa530 reapsubtree: 1
sigparent: 20
vmspace: 0xfffff8003acad000
(map 0xfffff8003acad000)
(map.pmap 0xfffff8003acad0c0)
(pmap 0xfffff8003acad120)
threads: 3
100099 RunQ syz-executor.1
100422 RunQ syz-executor.1
100427 Run CPU 0 syz-executor.1
db> ps
pid ppid pgrp uid state wmesg wchan cmd
971 769 769 0 R syz-executor.3
968 771 771 0 R (threaded) syz-executor.1
100099 RunQ syz-executor.1
100422 RunQ syz-executor.1
100427 Run CPU 0 syz-executor.1
966 768 768 0 R (threaded) syz-executor.0
100134 Run CPU 1 syz-executor.0
100420 S sbwait 0xfffff80003eeac6c syz-executor.0
100426 S sbwait 0xfffff80003ee61d4 syz-executor.0
965 770 770 0 R (threaded) syz-executor.2
100165 RunQ syz-executor.2
100424 S uwait 0xfffff80003a48100 syz-executor.2
962 787 422 0 S nanslp 0xffffffff824fed20 sleep
787 779 422 0 S wait 0xfffff8003a528530 sh
779 422 422 0 S wait 0xfffff80003da7000 sh
771 766 771 0 Rs syz-executor.1
770 766 770 0 Ss nanslp 0xffffffff824fed20 syz-executor.2
769 766 769 0 Ss nanslp 0xffffffff824fed20 syz-executor.3
768 766 768 0 Ss nanslp 0xffffffff824fed20 syz-executor.0
766 764 764 0 S (threaded) syz-fuzzer
100076 S kqread 0xfffff8000333b900 syz-fuzzer
100105 S uwait 0xfffff80003a48980 syz-fuzzer
100106 S uwait 0xfffff80003a48a80 syz-fuzzer
100107 S uwait 0xfffff80003a48b80 syz-fuzzer
100108 S uwait 0xfffff80003cd1080 syz-fuzzer
100109 S uwait 0xfffff80003a48c80 syz-fuzzer
100110 S uwait 0xfffff80003a48780 syz-fuzzer
100111 S uwait 0xfffff80003a48200 syz-fuzzer
100112 S uwait 0xfffff80003a48300 syz-fuzzer
100113 S uwait 0xfffff80003a48400 syz-fuzzer
764 762 764 0 Ss pause 0xfffff80003de40a8 csh
762 680 762 0 Ss select 0xfffff80003f48540 sshd
746 1 746 0 Ss+ ttyin 0xfffff800033f7cb0 getty
745 1 745 0 Ss+ ttyin 0xfffff800033f8cb0 getty
744 1 744 0 Ss+ ttyin 0xfffff80003aba0b0 getty
743 1 743 0 Ss+ ttyin 0xfffff80003aba4b0 getty
742 1 742 0 Ss+ ttyin 0xfffff80003aba8b0 getty
741 1 741 0 Ss+ ttyin 0xfffff80003abacb0 getty
740 1 740 0 Ss+ ttyin 0xfffff80003abb0b0 getty
739 1 739 0 Ss+ ttyin 0xfffff80003abb4b0 getty
738 1 738 0 Ss+ ttyin 0xfffff80003abb8b0 getty
736 1 22 0 S+ piperd 0xfffff80003d835f0 logger
735 734 22 0 S+ nanslp 0xffffffff824fed20 sleep
734 1 22 0 S+ wait 0xfffff80003f1aa60 sh
684 1 684 0 Ss nanslp 0xffffffff824fed21 cron
680 1 680 0 Ss select 0xfffff80003c845c0 sshd
493 1 493 0 Ss select 0xfffff80003f48e40 syslogd
422 1 422 0 Ss wait 0xfffff80003de5a60 devd
421 1 421 65 Ss select 0xfffff80003f48dc0 dhclient
336 1 336 0 Ss select 0xfffff80003c846c0 dhclient
333 1 333 0 Ss select 0xfffff80003c84640 dhclient
21 0 0 0 DL syncer 0xffffffff825d5198 [syncer]
20 0 0 0 DL vlruwt 0xfffff80003b01000 [vnlru]
19 0 0 0 DL (threaded) [bufdaemon]
100065 D qsleep 0xffffffff825d4698 [bufdaemon]
100070 D - 0xffffffff8200a980 [bufspacedaemon-0]
100082 D sdflush 0xfffff80003cf58e8 [/ worker]
18 0 0 0 DL psleep 0xffffffff825f0108 [vmdaemon]
17 0 0 0 DL (threaded) [pagedaemon]
100063 D psleep 0xffffffff8261d058 [dom0]
100068 D launds 0xffffffff8261d064 [laundry: dom0]
100069 D umarcl 0xffffffff8153ce90 [uma]
16 0 0 0 DL - 0xffffffff823595b0 [rand_harvestq]
15 0 0 0 DL waiting 0xffffffff82662620 [sctp_iterator]
9 0 0 0 DL - 0xffffffff825d409c [soaiod4]
8 0 0 0 DL - 0xffffffff825d409c [soaiod3]
7 0 0 0 DL - 0xffffffff825d409c [soaiod2]
6 0 0 0 DL - 0xffffffff825d409c [soaiod1]
5 0 0 0 DL (threaded) [cam]
100031 D - 0xffffffff822349c0 [doneq0]
100062 D - 0xffffffff82234888 [scanner]
4 0 0 0 DL crypto_ 0xfffff800031f8e90 [crypto returns 1]
3 0 0 0 DL crypto_ 0xfffff800031f8e30 [crypto returns 0]
2 0 0 0 DL crypto_ 0xffffffff825ea178 [crypto]
14 0 0 0 DL seqstat 0xfffff80003362888 [sequencer 00]
13 0 0 0 DL (threaded) [geom]
100022 D - 0xffffffff8261b688 [g_event]
100023 D - 0xffffffff8261b698 [g_up]
100024 D - 0xffffffff8261b690 [g_down]
12 0 0 0 WL (threaded) [intr]
100006 I [swi5: fast taskq]
100010 I [swi6: task queue]
100011 I [swi6: Giant taskq]
100017 I [swi3: vm]
100018 I [swi4: clock (0)]
100019 I [swi4: clock (1)]
100020 I [swi1: netisr 0]
100032 I [irq24: virtio_pci0]
100033 I [irq25: virtio_pci0]
100034 I [irq26: virtio_pci0]
100035 I [irq27: virtio_pci0]
100036 I [irq28: virtio_pci1]
100037 I [irq29: virtio_pci1]
100038 I [irq30: virtio_pci1]
100039 I [irq31: virtio_pci1]
100040 I [irq32: virtio_pci1]
100045 I [irq10: virtio_pci2]
100047 I [irq1: atkbd0]
100048 I [irq12: psm0]
100049 I [swi0: uart uart++]
11 0 0 0 RL (threaded) [idle]
100003 CanRun [idle: cpu0]
100004 CanRun [idle: cpu1]
1 0 1 0 SLs wait 0xfffff800032fa530 [init]
10 0 0 0 DL audit_w 0xffffffff826632b0 [audit]
0 0 0 0 DLs (threaded) [kernel]
100000 D swapin 0xffffffff82609c78 [swapper]
100005 D - 0xfffff8000333d000 [thread taskq]
100007 D - 0xfffff8000333cd00 [kqueue_ctx taskq]
100008 D - 0xfffff8000333cc00 [config_0]
100009 D - 0xfffff8000333cb00 [aiod_kick taskq]
100012 D - 0xfffff8000333c800 [if_config_tqg_0]
100013 D - 0xfffff8000333c700 [if_io_tqg_0]
100014 D - 0xfffff8000333c600 [if_io_tqg_1]
100015 D - 0xfffff8000333c500 [softirq_0]
100016 D - 0xfffff8000333c400 [softirq_1]
100021 D - 0xfffff8000333c300 [firmware taskq]
100026 D - 0xfffff8000333c200 [crypto_0]
100027 D - 0xfffff8000333c200 [crypto_1]
100041 D - 0xfffff8000333c000 [vtnet0 rxq 0]
100042 D - 0xfffff8000333be00 [vtnet0 txq 0]
100043 D - 0xfffff8000333bd00 [vtnet0 rxq 1]
100044 D - 0xfffff8000333bc00 [vtnet0 txq 1]
100046 D vtbslp 0xfffff800034d4400 [virtio_balloon]
100050 D - 0xfffff8000333bb00 [mca taskq]
100055 D - 0xffffffff81cd9d50 [deadlkres]
100057 D - 0xfffff80003b31100 [acpi_task_0]
100058 D - 0xfffff80003b31100 [acpi_task_1]
100059 D - 0xfffff80003b31100 [acpi_task_2]
100061 D - 0xfffff8000333c100 [CAM taskq]
db> show all locks
Process 968 (syz-executor.1) thread 0xfffff8003ad856e0 (100427)
exclusive sleep mutex sctp-tcb (tcb) r = 0 (0xfffff8003af64928) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_output.c:13633
Process 966 (syz-executor.0) thread 0xfffff8003ad7f000 (100134)
exclusive sleep mutex umtxql (umtxql) r = 0 (0xffffffff82510650) locked @ /syzkaller/managers/main/kernel/sys/kern/kern_umtx.c:507
db> show malloc
Type InUse MemUse Requests
devbuf 4213 4851K 4238
vtbuf 24 1968K 46
sysctloid 26527 1553K 26591
kobj 331 1324K 487
newblk 558 1164K 978
vfscache 4 1025K 4
inodedep 71 547K 242
pcb 26 541K 141
ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
intr 4 388K 4
subproc 128 257K 1045
acpica 1674 185K 49750
vnet_data 1 168K 1
filedesc 21 149K 275
pagedep 26 135K 133
tfo_ccache 1 128K 1
sem 4 106K 4
DEVFS1 105 105K 122
linker 221 89K 252
bus 990 79K 3330
mtx_pool 2 72K 2
syncache 1 68K 1
acpitask 1 64K 1
ddb_capture 1 64K 1
module 493 62K 493
umtx 300 38K 300
gtaskqueue 22 34K 22
kdtrace 174 34K 2305
hostcache 1 32K 1
shm 1 32K 1
DEVFS3 124 31K 134
msg 4 30K 4
DEVFS_RULE 56 27K 56
ifaddr 70 23K 72
kbdmux 6 22K 6
vmem 3 19K 4
BPF 14 19K 14
lltable 47 18K 48
temp 34 17K 1839
ufs_mount 3 17K 4
proc 3 17K 3
tty 16 16K 16
tidhash 1 16K 1
ithread 89 15K 89
ether_multi 172 14K 177
bus-sc 30 14K 1394
KTRACE 100 13K 100
ifnet 7 13K 7
kenv 95 12K 99
eventhandler 123 11K 123
in6_multi 89 11K 89
pfs_nodes 20 10K 20
GEOM 60 10K 487
rman 82 10K 423
bmsafemap 4 9K 240
devstat 4 9K 4
UART 12 9K 12
rpc 2 8K 2
shmfd 1 8K 1
pfs_vncache 1 8K 1
audit_evclass 231 8K 289
cred 28 7K 202
routetbl 57 7K 61
CAM DEV 3 6K 508
diradd 48 6K 210
kqueue 57 6K 978
vt 11 6K 11
plimit 21 6K 333
sglist 5 6K 5
CAM queue 5 6K 1522
select 40 5K 40
ufs_dirhash 24 5K 24
taskqueue 42 5K 42
DEVFSP 70 5K 74
memdesc 1 4K 1
MCA 32 4K 32
evdev 4 4K 4
kcovinfo 64 4K 68
UMA 234 4K 234
indirdep 13 4K 139
hhook 13 4K 13
sctp_stro 3 3K 3
session 24 3K 36
pgrp 24 3K 36
acpisem 22 3K 22
terminal 11 3K 11
mkdir 21 3K 246
sctp_atcl 5 3K 13
proc-args 46 3K 539
dirrem 19 3K 179
uidinfo 4 3K 7
sctp_ifa 17 3K 17
local_apic 1 2K 1
io_apic 1 2K 1
ipsec-saq 2 2K 2
ip6ndp 12 2K 21
Unitno 29 2K 45
CAM XPT 22 2K 541
lockf 15 2K 170
in_multi 6 2K 7
acpidev 20 2K 20
crypto 2 2K 2
msi 9 2K 9
tun 7 2K 7
newdirblk 16 1K 123
ipsecpolicy 1 1K 1
sahead 1 1K 1
secasvar 1 1K 1
clone 8 1K 8
vnodemarker 2 1K 8
NFSD session 1 1K 1
CAM periph 4 1K 270
mld 6 1K 6
sctp_ifn 6 1K 6
igmp 6 1K 6
toponodes 6 1K 6
isadev 6 1K 6
mount 16 1K 86
pci_link 10 1K 10
CAM SIM 2 1K 2
softdep 1 1K 1
pfil 4 1K 4
chacha20random 1 1K 1
epoch 4 1K 4
cdev 2 1K 2
encap_export_host 8 1K 8
sctp_atky 8 1K 16
osd 3 1K 9
freework 2 1K 289
inpcbpolicy 9 1K 424
freefile 2 1K 159
freeblks 1 1K 168
vnodes 1 1K 1
NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1
DEVFS 9 1K 10
feeder 7 1K 7
filecaps 7 1K 84
loginclass 3 1K 3
soname 5 1K 5738
iov 2 1K 13527
CAM path 4 1K 1030
apmdev 1 1K 1
atkbddev 2 1K 2
pmchooks 1 1K 1
prison 4 1K 4
CAM dev queue 2 1K 2
CAM I/O Scheduler 1 1K 1
sctp_map 6 1K 6
nexusdev 5 1K 5
sctp_athm 5 1K 13
entropy 2 1K 37
tcpfunc 1 1K 1
sctp_vrf 1 1K 1
vnet 1 1K 1
acpiintr 1 1K 1
pmc 1 1K 1
cpus 2 1K 2
vnet_data_free 1 1K 1
Per-cpu 1 1K 1
p1003.1b 1 1K 1
CAM CCB 0 0K 2220
madt_table 0 0K 2
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
pvscsi 0 0K 0
smartpqi 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
iavf 0 0K 0
ixl 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
fpukern_ctx 0 0K 0
xen_intr 0 0K 0
CAM ccb queue 0 0K 0
xen_hvm 0 0K 0
legacydrv 0 0K 0
qpidrv 0 0K 0
mrsasbuf 0 0K 0
mpt_user 0 0K 0
dmar_idpgtbl 0 0K 0
dmar_dom 0 0K 0
dmar_ctx 0 0K 0
dmar_dmamap 0 0K 0
mps_user 0 0K 0
MPSSAS 0 0K 0
isci 0 0K 0
bxe_ilt 0 0K 0
xenbus 0 0K 0
vm_fictitious 0 0K 0
mps 0 0K 0
mpr_user 0 0K 0
MPRSAS 0 0K 0
UMAHash 0 0K 0
vm_pgdata 0 0K 0
jblocks 0 0K 0
savedino 0 0K 48
sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0
sbdep 0 0K 2
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 5
allocindir 0 0K 0
allocdirect 0 0K 0
ufs_trim 0 0K 0
mactemp 0 0K 0
audit_trigger 0 0K 0
audit_pipe_presel 0 0K 0
audit_pipeent 0 0K 0
audit_pipe 0 0K 0
audit_evname 0 0K 0
audit_bsm 0 0K 0
audit_gidset 0 0K 0
audit_text 0 0K 0
audit_path 0 0K 0
audit_data 0 0K 0
audit_cred 0 0K 0
xform 0 0K 0
NLM 0 0K 0
nfsclient_nlminfo 0 0K 0
nfsclient_lock 0 0K 0
NFS FHA 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 6
ip6_msource 0 0K 0
ip6_moptions 0 0K 0
in6_mfilter 0 0K 0
frag6 0 0K 0
tcplog 0 0K 0
LRO 0 0K 0
sctp_mcore 0 0K 0
sctp_socko 0 0K 0
sctp_iter 0 0K 7
sctp_mvrf 0 0K 0
sctp_timw 0 0K 0
sctp_cpal 0 0K 0
sctp_cmsg 0 0K 0
sctp_stre 0 0K 0
sctp_athi 0 0K 0
sctp_a_it 0 0K 7
sctp_aadr 0 0K 0
sctp_stri 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
mpr 0 0K 0
statfs 0 0K 296
export_host 0 0K 0
cl_savebuf 0 0K 2
biobuf 0 0K 0
aios 0 0K 0
lio 0 0K 0
acl 0 0K 0
mfibuf 0 0K 0
mbuf_tag 0 0K 110
accf 0 0K 0
pts 0 0K 0
ioctlops 0 0K 98
Witness 0 0K 0
stack 0 0K 0
md_sectors 0 0K 0
sbuf 0 0K 288
md_disk 0 0K 0
compressor 0 0K 0
malodev 0 0K 0
SWAP 0 0K 0
LED 0 0K 0
sysctltmp 0 0K 565
sysctl 0 0K 1
ekcd 0 0K 0
dumper 0 0K 0
rctl 0 0K 0
ix_sriov 0 0K 0
aacraidcam 0 0K 0
ix 0 0K 0
ipsbuf 0 0K 0
iirbuf 0 0K 0
cache 0 0K 0
aacraid_buf 0 0K 0
prison_racct 0 0K 0
Fail Points 0 0K 0
sigio 0 0K 1
filedesc_to_leader 0 0K 0
tty console 0 0K 0
aaccam 0 0K 0
aacbuf 0 0K 0
zstd 0 0K 0
nvlist 0 0K 0
SCSI ENC 0 0K 0
SCSI sa 0 0K 0
isofs_node 0 0K 0
isofs_mount 0 0K 0
tr_raid5_data 0 0K 0
tr_raid1e_data 0 0K 0
tr_raid1_data 0 0K 0
tr_raid0_data 0 0K 0
tr_concat_data 0 0K 0
md_sii_data 0 0K 0
md_promise_data 0 0K 0
md_nvidia_data 0 0K 0
md_jmicron_data 0 0K 0
md_intel_data 0 0K 0
md_ddf_data 0 0K 0
raid_data 0 0K 72
geom_flashmap 0 0K 0
newnfsmnt 0 0K 0
newnfsclient_req 0 0K 0
NFSCL layrecall 0 0K 0
NFSCL session 0 0K 0
NFSCL sockreq 0 0K 0
NFSCL devinfo 0 0K 0
NFSCL flayout 0 0K 0
NFSCL layout 0 0K 0
NFSD rollback 0 0K 0
NFSCL diroffdiroff 0 0K 0
NEWdirectio 0 0K 0
NEWNFSnode 0 0K 0
NFSCL lck 0 0K 0
NFSCL lckown 0 0K 0
NFSCL client 0 0K 0
NFSCL deleg 0 0K 0
NFSCL open 0 0K 0
NFSCL owner 0 0K 0
NFS fh 0 0K 0
NFS req 0 0K 0
NFSD usrgroup 0 0K 0
NFSD string 0 0K 0
NFSD V4lock 0 0K 0
NFSD V4state 0 0K 0
NFSD srvcache 0 0K 0
msdosfs_fat 0 0K 0
msdosfs_mount 0 0K 0
msdosfs_node 0 0K 0
DEVFS4 0 0K 0
DEVFS2 0 0K 0
gntdev 0 0K 0
privcmd_dev 0 0K 0
evtchn_dev 0 0K 0
xenstore 0 0K 0
scsi_pass 0 0K 0
ciss_data 0 0K 0
xnb 0 0K 0
xbbd 0 0K 0
xbd 0 0K 0
Balloon 0 0K 0
sysmouse 0 0K 0
vtfont 0 0K 0
ath_hal 0 0K 0
athdev 0 0K 0
ata_pci 0 0K 0
ata_dma 0 0K 0
ata_generic 0 0K 0
amr 0 0K 0
scsi_da 0 0K 69
ata_da 0 0K 0
scsi_ch 0 0K 0
scsi_cd 0 0K 0
USBdev 0 0K 0
USB 0 0K 0
AHCI driver 0 0K 0
agp 0 0K 0
nvme_da 0 0K 0
acpipwr 0 0K 0
twsbuf 0 0K 0
twe_commands 0 0K 0
twa_commands 0 0K 0
tcp_log_dev 0 0K 0
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
acpi_perf 0 0K 0
acpicmbat 0 0K 0
SIIS driver 0 0K 0
db> show ktr
No such command; use "help" to list available commands
---
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https://goo.gl/tpsmEJ#status for how to communicate with syzbot.
syzbot found the following crash on:
HEAD commit: 313adad5 Make in_pcbladdr() require network epoch entered ..
git tree: freebsd
console output: https://syzkaller.appspot.com/x/log.txt?x=12b259c9e00000
dashboard link: https://syzkaller.appspot.com/bug?extid=dca98631455d790223ca
Unfortunately, I don't have any reproducer for this crash yet.
IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+dca986...@syzkaller.appspotmail.com
login: panic: Assertion in_epoch(net_epoch_preempt) failed at /syzkaller/managers/main/kernel/sys/netinet6/ip6_output.c:407
cpuid = 0
time = 1579702050
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe0024540f80
vpanic() at vpanic+0x1ce/frame 0xfffffe0024540ff0
panic() at panic+0x43/frame 0xfffffe0024541050
ip6_output() at ip6_output+0x3c3b/frame 0xfffffe0024541350
sctp_lowlevel_chunk_output() at sctp_lowlevel_chunk_output+0x18f7/frame 0xfffffe00245414a0
sctp_send_initiate() at sctp_send_initiate+0xa53/frame 0xfffffe00245415a0
sctp_lower_sosend() at sctp_lower_sosend+0x3eff/frame 0xfffffe00245417a0
sctp_sosend() at sctp_sosend+0x4fe/frame 0xfffffe00245418d0
sosend() at sosend+0xc6/frame 0xfffffe0024541940
kern_sendit() at kern_sendit+0x32d/frame 0xfffffe00245419f0
sendit() at sendit+0x226/frame 0xfffffe0024541a50
sys_sendmsg() at sys_sendmsg+0x8b/frame 0xfffffe0024541ab0
amd64_syscall() at amd64_syscall+0x499/frame 0xfffffe0024541bf0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe0024541bf0
--- syscall (198, FreeBSD ELF64, nosys), rip = 0x4132ea, rsp = 0x7fffdffdcf38, rbp = 0x3 ---
KDB: enter: panic
[ thread pid 968 tid 100427 ]
Stopped at kdb_enter+0x67: movq $0,0x1466de6(%rip)
db>
db> set $lines = 0
db> set $maxwidth = 0
db> show registers
cs 0x20
ds 0x3b ll+0x1a
es 0x3b ll+0x1a
fs 0x13
gs 0x1b
ss 0x28 ll+0x7
rax 0x12
rcx 0xfffffe0027a00000
rdx 0x3ffff
rbx 0
rsp 0xfffffe0024540f60
rbp 0xfffffe0024540f80
rsi 0x40001
rdi 0xffffffff810ba276 vprintf+0x176
r8 0
r9 0xffffffff
r10 0x73e3 ll+0x73c2
r11 0xfffff8003ad85bd0
r12 0xffffffff82068d90 ddb_dbbe
r13 0
r14 0xffffffff819363fb
r15 0xffffffff819363fb
rip 0xffffffff810af337 kdb_enter+0x67
rflags 0x86 ll+0x65
kdb_enter+0x67: movq $0,0x1466de6(%rip)
db> show proc
Process 968 (syz-executor.1) at 0xfffff80003afc000:
state: NORMAL
uid: 0 gids: 0, 0, 5
parent: pid 771 at 0xfffff80003f17000
ABI: FreeBSD ELF64
arguments: /root/syz-executor.1
reaper: 0xfffff800032fa530 reapsubtree: 1
sigparent: 20
vmspace: 0xfffff8003acad000
(map 0xfffff8003acad000)
(map.pmap 0xfffff8003acad0c0)
(pmap 0xfffff8003acad120)
threads: 3
100099 RunQ syz-executor.1
100422 RunQ syz-executor.1
100427 Run CPU 0 syz-executor.1
db> ps
pid ppid pgrp uid state wmesg wchan cmd
971 769 769 0 R syz-executor.3
968 771 771 0 R (threaded) syz-executor.1
100099 RunQ syz-executor.1
100422 RunQ syz-executor.1
100427 Run CPU 0 syz-executor.1
966 768 768 0 R (threaded) syz-executor.0
100134 Run CPU 1 syz-executor.0
100420 S sbwait 0xfffff80003eeac6c syz-executor.0
100426 S sbwait 0xfffff80003ee61d4 syz-executor.0
965 770 770 0 R (threaded) syz-executor.2
100165 RunQ syz-executor.2
100424 S uwait 0xfffff80003a48100 syz-executor.2
962 787 422 0 S nanslp 0xffffffff824fed20 sleep
787 779 422 0 S wait 0xfffff8003a528530 sh
779 422 422 0 S wait 0xfffff80003da7000 sh
771 766 771 0 Rs syz-executor.1
770 766 770 0 Ss nanslp 0xffffffff824fed20 syz-executor.2
769 766 769 0 Ss nanslp 0xffffffff824fed20 syz-executor.3
768 766 768 0 Ss nanslp 0xffffffff824fed20 syz-executor.0
766 764 764 0 S (threaded) syz-fuzzer
100076 S kqread 0xfffff8000333b900 syz-fuzzer
100105 S uwait 0xfffff80003a48980 syz-fuzzer
100106 S uwait 0xfffff80003a48a80 syz-fuzzer
100107 S uwait 0xfffff80003a48b80 syz-fuzzer
100108 S uwait 0xfffff80003cd1080 syz-fuzzer
100109 S uwait 0xfffff80003a48c80 syz-fuzzer
100110 S uwait 0xfffff80003a48780 syz-fuzzer
100111 S uwait 0xfffff80003a48200 syz-fuzzer
100112 S uwait 0xfffff80003a48300 syz-fuzzer
100113 S uwait 0xfffff80003a48400 syz-fuzzer
764 762 764 0 Ss pause 0xfffff80003de40a8 csh
762 680 762 0 Ss select 0xfffff80003f48540 sshd
746 1 746 0 Ss+ ttyin 0xfffff800033f7cb0 getty
745 1 745 0 Ss+ ttyin 0xfffff800033f8cb0 getty
744 1 744 0 Ss+ ttyin 0xfffff80003aba0b0 getty
743 1 743 0 Ss+ ttyin 0xfffff80003aba4b0 getty
742 1 742 0 Ss+ ttyin 0xfffff80003aba8b0 getty
741 1 741 0 Ss+ ttyin 0xfffff80003abacb0 getty
740 1 740 0 Ss+ ttyin 0xfffff80003abb0b0 getty
739 1 739 0 Ss+ ttyin 0xfffff80003abb4b0 getty
738 1 738 0 Ss+ ttyin 0xfffff80003abb8b0 getty
736 1 22 0 S+ piperd 0xfffff80003d835f0 logger
735 734 22 0 S+ nanslp 0xffffffff824fed20 sleep
734 1 22 0 S+ wait 0xfffff80003f1aa60 sh
684 1 684 0 Ss nanslp 0xffffffff824fed21 cron
680 1 680 0 Ss select 0xfffff80003c845c0 sshd
493 1 493 0 Ss select 0xfffff80003f48e40 syslogd
422 1 422 0 Ss wait 0xfffff80003de5a60 devd
421 1 421 65 Ss select 0xfffff80003f48dc0 dhclient
336 1 336 0 Ss select 0xfffff80003c846c0 dhclient
333 1 333 0 Ss select 0xfffff80003c84640 dhclient
21 0 0 0 DL syncer 0xffffffff825d5198 [syncer]
20 0 0 0 DL vlruwt 0xfffff80003b01000 [vnlru]
19 0 0 0 DL (threaded) [bufdaemon]
100065 D qsleep 0xffffffff825d4698 [bufdaemon]
100070 D - 0xffffffff8200a980 [bufspacedaemon-0]
100082 D sdflush 0xfffff80003cf58e8 [/ worker]
18 0 0 0 DL psleep 0xffffffff825f0108 [vmdaemon]
17 0 0 0 DL (threaded) [pagedaemon]
100063 D psleep 0xffffffff8261d058 [dom0]
100068 D launds 0xffffffff8261d064 [laundry: dom0]
100069 D umarcl 0xffffffff8153ce90 [uma]
16 0 0 0 DL - 0xffffffff823595b0 [rand_harvestq]
15 0 0 0 DL waiting 0xffffffff82662620 [sctp_iterator]
9 0 0 0 DL - 0xffffffff825d409c [soaiod4]
8 0 0 0 DL - 0xffffffff825d409c [soaiod3]
7 0 0 0 DL - 0xffffffff825d409c [soaiod2]
6 0 0 0 DL - 0xffffffff825d409c [soaiod1]
5 0 0 0 DL (threaded) [cam]
100031 D - 0xffffffff822349c0 [doneq0]
100062 D - 0xffffffff82234888 [scanner]
4 0 0 0 DL crypto_ 0xfffff800031f8e90 [crypto returns 1]
3 0 0 0 DL crypto_ 0xfffff800031f8e30 [crypto returns 0]
2 0 0 0 DL crypto_ 0xffffffff825ea178 [crypto]
14 0 0 0 DL seqstat 0xfffff80003362888 [sequencer 00]
13 0 0 0 DL (threaded) [geom]
100022 D - 0xffffffff8261b688 [g_event]
100023 D - 0xffffffff8261b698 [g_up]
100024 D - 0xffffffff8261b690 [g_down]
12 0 0 0 WL (threaded) [intr]
100006 I [swi5: fast taskq]
100010 I [swi6: task queue]
100011 I [swi6: Giant taskq]
100017 I [swi3: vm]
100018 I [swi4: clock (0)]
100019 I [swi4: clock (1)]
100020 I [swi1: netisr 0]
100032 I [irq24: virtio_pci0]
100033 I [irq25: virtio_pci0]
100034 I [irq26: virtio_pci0]
100035 I [irq27: virtio_pci0]
100036 I [irq28: virtio_pci1]
100037 I [irq29: virtio_pci1]
100038 I [irq30: virtio_pci1]
100039 I [irq31: virtio_pci1]
100040 I [irq32: virtio_pci1]
100045 I [irq10: virtio_pci2]
100047 I [irq1: atkbd0]
100048 I [irq12: psm0]
100049 I [swi0: uart uart++]
11 0 0 0 RL (threaded) [idle]
100003 CanRun [idle: cpu0]
100004 CanRun [idle: cpu1]
1 0 1 0 SLs wait 0xfffff800032fa530 [init]
10 0 0 0 DL audit_w 0xffffffff826632b0 [audit]
0 0 0 0 DLs (threaded) [kernel]
100000 D swapin 0xffffffff82609c78 [swapper]
100005 D - 0xfffff8000333d000 [thread taskq]
100007 D - 0xfffff8000333cd00 [kqueue_ctx taskq]
100008 D - 0xfffff8000333cc00 [config_0]
100009 D - 0xfffff8000333cb00 [aiod_kick taskq]
100012 D - 0xfffff8000333c800 [if_config_tqg_0]
100013 D - 0xfffff8000333c700 [if_io_tqg_0]
100014 D - 0xfffff8000333c600 [if_io_tqg_1]
100015 D - 0xfffff8000333c500 [softirq_0]
100016 D - 0xfffff8000333c400 [softirq_1]
100021 D - 0xfffff8000333c300 [firmware taskq]
100026 D - 0xfffff8000333c200 [crypto_0]
100027 D - 0xfffff8000333c200 [crypto_1]
100041 D - 0xfffff8000333c000 [vtnet0 rxq 0]
100042 D - 0xfffff8000333be00 [vtnet0 txq 0]
100043 D - 0xfffff8000333bd00 [vtnet0 rxq 1]
100044 D - 0xfffff8000333bc00 [vtnet0 txq 1]
100046 D vtbslp 0xfffff800034d4400 [virtio_balloon]
100050 D - 0xfffff8000333bb00 [mca taskq]
100055 D - 0xffffffff81cd9d50 [deadlkres]
100057 D - 0xfffff80003b31100 [acpi_task_0]
100058 D - 0xfffff80003b31100 [acpi_task_1]
100059 D - 0xfffff80003b31100 [acpi_task_2]
100061 D - 0xfffff8000333c100 [CAM taskq]
db> show all locks
Process 968 (syz-executor.1) thread 0xfffff8003ad856e0 (100427)
exclusive sleep mutex sctp-tcb (tcb) r = 0 (0xfffff8003af64928) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_output.c:13633
Process 966 (syz-executor.0) thread 0xfffff8003ad7f000 (100134)
exclusive sleep mutex umtxql (umtxql) r = 0 (0xffffffff82510650) locked @ /syzkaller/managers/main/kernel/sys/kern/kern_umtx.c:507
db> show malloc
Type InUse MemUse Requests
devbuf 4213 4851K 4238
vtbuf 24 1968K 46
sysctloid 26527 1553K 26591
kobj 331 1324K 487
newblk 558 1164K 978
vfscache 4 1025K 4
inodedep 71 547K 242
pcb 26 541K 141
ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
intr 4 388K 4
subproc 128 257K 1045
acpica 1674 185K 49750
vnet_data 1 168K 1
filedesc 21 149K 275
pagedep 26 135K 133
tfo_ccache 1 128K 1
sem 4 106K 4
DEVFS1 105 105K 122
linker 221 89K 252
bus 990 79K 3330
mtx_pool 2 72K 2
syncache 1 68K 1
acpitask 1 64K 1
ddb_capture 1 64K 1
module 493 62K 493
umtx 300 38K 300
gtaskqueue 22 34K 22
kdtrace 174 34K 2305
hostcache 1 32K 1
shm 1 32K 1
DEVFS3 124 31K 134
msg 4 30K 4
DEVFS_RULE 56 27K 56
ifaddr 70 23K 72
kbdmux 6 22K 6
vmem 3 19K 4
BPF 14 19K 14
lltable 47 18K 48
temp 34 17K 1839
ufs_mount 3 17K 4
proc 3 17K 3
tty 16 16K 16
tidhash 1 16K 1
ithread 89 15K 89
ether_multi 172 14K 177
bus-sc 30 14K 1394
KTRACE 100 13K 100
ifnet 7 13K 7
kenv 95 12K 99
eventhandler 123 11K 123
in6_multi 89 11K 89
pfs_nodes 20 10K 20
GEOM 60 10K 487
rman 82 10K 423
bmsafemap 4 9K 240
devstat 4 9K 4
UART 12 9K 12
rpc 2 8K 2
shmfd 1 8K 1
pfs_vncache 1 8K 1
audit_evclass 231 8K 289
cred 28 7K 202
routetbl 57 7K 61
CAM DEV 3 6K 508
diradd 48 6K 210
kqueue 57 6K 978
vt 11 6K 11
plimit 21 6K 333
sglist 5 6K 5
CAM queue 5 6K 1522
select 40 5K 40
ufs_dirhash 24 5K 24
taskqueue 42 5K 42
DEVFSP 70 5K 74
memdesc 1 4K 1
MCA 32 4K 32
evdev 4 4K 4
kcovinfo 64 4K 68
UMA 234 4K 234
indirdep 13 4K 139
hhook 13 4K 13
sctp_stro 3 3K 3
session 24 3K 36
pgrp 24 3K 36
acpisem 22 3K 22
terminal 11 3K 11
mkdir 21 3K 246
sctp_atcl 5 3K 13
proc-args 46 3K 539
dirrem 19 3K 179
uidinfo 4 3K 7
sctp_ifa 17 3K 17
local_apic 1 2K 1
io_apic 1 2K 1
ipsec-saq 2 2K 2
ip6ndp 12 2K 21
Unitno 29 2K 45
CAM XPT 22 2K 541
lockf 15 2K 170
in_multi 6 2K 7
acpidev 20 2K 20
crypto 2 2K 2
msi 9 2K 9
tun 7 2K 7
newdirblk 16 1K 123
ipsecpolicy 1 1K 1
sahead 1 1K 1
secasvar 1 1K 1
clone 8 1K 8
vnodemarker 2 1K 8
NFSD session 1 1K 1
CAM periph 4 1K 270
mld 6 1K 6
sctp_ifn 6 1K 6
igmp 6 1K 6
toponodes 6 1K 6
isadev 6 1K 6
mount 16 1K 86
pci_link 10 1K 10
CAM SIM 2 1K 2
softdep 1 1K 1
pfil 4 1K 4
chacha20random 1 1K 1
epoch 4 1K 4
cdev 2 1K 2
encap_export_host 8 1K 8
sctp_atky 8 1K 16
osd 3 1K 9
freework 2 1K 289
inpcbpolicy 9 1K 424
freefile 2 1K 159
freeblks 1 1K 168
vnodes 1 1K 1
NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1
DEVFS 9 1K 10
feeder 7 1K 7
filecaps 7 1K 84
loginclass 3 1K 3
soname 5 1K 5738
iov 2 1K 13527
CAM path 4 1K 1030
apmdev 1 1K 1
atkbddev 2 1K 2
pmchooks 1 1K 1
prison 4 1K 4
CAM dev queue 2 1K 2
CAM I/O Scheduler 1 1K 1
sctp_map 6 1K 6
nexusdev 5 1K 5
sctp_athm 5 1K 13
entropy 2 1K 37
tcpfunc 1 1K 1
sctp_vrf 1 1K 1
vnet 1 1K 1
acpiintr 1 1K 1
pmc 1 1K 1
cpus 2 1K 2
vnet_data_free 1 1K 1
Per-cpu 1 1K 1
p1003.1b 1 1K 1
CAM CCB 0 0K 2220
madt_table 0 0K 2
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
pvscsi 0 0K 0
smartpqi 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
iavf 0 0K 0
ixl 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
fpukern_ctx 0 0K 0
xen_intr 0 0K 0
CAM ccb queue 0 0K 0
xen_hvm 0 0K 0
legacydrv 0 0K 0
qpidrv 0 0K 0
mrsasbuf 0 0K 0
mpt_user 0 0K 0
dmar_idpgtbl 0 0K 0
dmar_dom 0 0K 0
dmar_ctx 0 0K 0
dmar_dmamap 0 0K 0
mps_user 0 0K 0
MPSSAS 0 0K 0
isci 0 0K 0
bxe_ilt 0 0K 0
xenbus 0 0K 0
vm_fictitious 0 0K 0
mps 0 0K 0
mpr_user 0 0K 0
MPRSAS 0 0K 0
UMAHash 0 0K 0
vm_pgdata 0 0K 0
jblocks 0 0K 0
savedino 0 0K 48
sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0
sbdep 0 0K 2
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 5
allocindir 0 0K 0
allocdirect 0 0K 0
ufs_trim 0 0K 0
mactemp 0 0K 0
audit_trigger 0 0K 0
audit_pipe_presel 0 0K 0
audit_pipeent 0 0K 0
audit_pipe 0 0K 0
audit_evname 0 0K 0
audit_bsm 0 0K 0
audit_gidset 0 0K 0
audit_text 0 0K 0
audit_path 0 0K 0
audit_data 0 0K 0
audit_cred 0 0K 0
xform 0 0K 0
NLM 0 0K 0
nfsclient_nlminfo 0 0K 0
nfsclient_lock 0 0K 0
NFS FHA 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 6
ip6_msource 0 0K 0
ip6_moptions 0 0K 0
in6_mfilter 0 0K 0
frag6 0 0K 0
tcplog 0 0K 0
LRO 0 0K 0
sctp_mcore 0 0K 0
sctp_socko 0 0K 0
sctp_iter 0 0K 7
sctp_mvrf 0 0K 0
sctp_timw 0 0K 0
sctp_cpal 0 0K 0
sctp_cmsg 0 0K 0
sctp_stre 0 0K 0
sctp_athi 0 0K 0
sctp_a_it 0 0K 7
sctp_aadr 0 0K 0
sctp_stri 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
mpr 0 0K 0
statfs 0 0K 296
export_host 0 0K 0
cl_savebuf 0 0K 2
biobuf 0 0K 0
aios 0 0K 0
lio 0 0K 0
acl 0 0K 0
mfibuf 0 0K 0
mbuf_tag 0 0K 110
accf 0 0K 0
pts 0 0K 0
ioctlops 0 0K 98
Witness 0 0K 0
stack 0 0K 0
md_sectors 0 0K 0
sbuf 0 0K 288
md_disk 0 0K 0
compressor 0 0K 0
malodev 0 0K 0
SWAP 0 0K 0
LED 0 0K 0
sysctltmp 0 0K 565
sysctl 0 0K 1
ekcd 0 0K 0
dumper 0 0K 0
rctl 0 0K 0
ix_sriov 0 0K 0
aacraidcam 0 0K 0
ix 0 0K 0
ipsbuf 0 0K 0
iirbuf 0 0K 0
cache 0 0K 0
aacraid_buf 0 0K 0
prison_racct 0 0K 0
Fail Points 0 0K 0
sigio 0 0K 1
filedesc_to_leader 0 0K 0
tty console 0 0K 0
aaccam 0 0K 0
aacbuf 0 0K 0
zstd 0 0K 0
nvlist 0 0K 0
SCSI ENC 0 0K 0
SCSI sa 0 0K 0
isofs_node 0 0K 0
isofs_mount 0 0K 0
tr_raid5_data 0 0K 0
tr_raid1e_data 0 0K 0
tr_raid1_data 0 0K 0
tr_raid0_data 0 0K 0
tr_concat_data 0 0K 0
md_sii_data 0 0K 0
md_promise_data 0 0K 0
md_nvidia_data 0 0K 0
md_jmicron_data 0 0K 0
md_intel_data 0 0K 0
md_ddf_data 0 0K 0
raid_data 0 0K 72
geom_flashmap 0 0K 0
newnfsmnt 0 0K 0
newnfsclient_req 0 0K 0
NFSCL layrecall 0 0K 0
NFSCL session 0 0K 0
NFSCL sockreq 0 0K 0
NFSCL devinfo 0 0K 0
NFSCL flayout 0 0K 0
NFSCL layout 0 0K 0
NFSD rollback 0 0K 0
NFSCL diroffdiroff 0 0K 0
NEWdirectio 0 0K 0
NEWNFSnode 0 0K 0
NFSCL lck 0 0K 0
NFSCL lckown 0 0K 0
NFSCL client 0 0K 0
NFSCL deleg 0 0K 0
NFSCL open 0 0K 0
NFSCL owner 0 0K 0
NFS fh 0 0K 0
NFS req 0 0K 0
NFSD usrgroup 0 0K 0
NFSD string 0 0K 0
NFSD V4lock 0 0K 0
NFSD V4state 0 0K 0
NFSD srvcache 0 0K 0
msdosfs_fat 0 0K 0
msdosfs_mount 0 0K 0
msdosfs_node 0 0K 0
DEVFS4 0 0K 0
DEVFS2 0 0K 0
gntdev 0 0K 0
privcmd_dev 0 0K 0
evtchn_dev 0 0K 0
xenstore 0 0K 0
scsi_pass 0 0K 0
ciss_data 0 0K 0
xnb 0 0K 0
xbbd 0 0K 0
xbd 0 0K 0
Balloon 0 0K 0
sysmouse 0 0K 0
vtfont 0 0K 0
ath_hal 0 0K 0
athdev 0 0K 0
ata_pci 0 0K 0
ata_dma 0 0K 0
ata_generic 0 0K 0
amr 0 0K 0
scsi_da 0 0K 69
ata_da 0 0K 0
scsi_ch 0 0K 0
scsi_cd 0 0K 0
USBdev 0 0K 0
USB 0 0K 0
AHCI driver 0 0K 0
agp 0 0K 0
nvme_da 0 0K 0
acpipwr 0 0K 0
twsbuf 0 0K 0
twe_commands 0 0K 0
twa_commands 0 0K 0
tcp_log_dev 0 0K 0
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
acpi_perf 0 0K 0
acpicmbat 0 0K 0
SIIS driver 0 0K 0
db> show ktr
No such command; use "help" to list available commands
---
This bug 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 bug report. See:
https://goo.gl/tpsmEJ#status for how to communicate with syzbot.
syzbot
Jan 22, 2020, 10:17:10 PM1/22/20
to syzkaller-f...@googlegroups.com
syzbot has found a reproducer for the following crash on:
HEAD commit: 313adad5 Make in_pcbladdr() require network epoch entered ..
git tree: freebsd
console output: https://syzkaller.appspot.com/x/log.txt?x=13d67a11e00000
dashboard link: https://syzkaller.appspot.com/bug?extid=dca98631455d790223ca
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=10a8ebd1e00000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=12d2ca6ee00000
IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+dca986...@syzkaller.appspotmail.com
login: panic: Assertion in_epoch(net_epoch_preempt) failed at /syzkaller/managers/main/kernel/sys/netinet6/ip6_output.c:407
cpuid = 1
time = 1579749217
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe0024427310
vpanic() at vpanic+0x1ce/frame 0xfffffe0024427380
panic() at panic+0x43/frame 0xfffffe00244273e0
ip6_output() at ip6_output+0x3c3b/frame 0xfffffe00244276e0
sctp_lowlevel_chunk_output() at sctp_lowlevel_chunk_output+0x18f7/frame 0xfffffe0024427830
sctp_send_initiate() at sctp_send_initiate+0xa53/frame 0xfffffe0024427930
sctp6_connect() at sctp6_connect+0x5fb/frame 0xfffffe00244279b0
soconnectat() at soconnectat+0x183/frame 0xfffffe0024427a10
kern_connectat() at kern_connectat+0x1ec/frame 0xfffffe0024427a70
sys_connect() at sys_connect+0xd9/frame 0xfffffe0024427ab0
amd64_syscall() at amd64_syscall+0x499/frame 0xfffffe0024427bf0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe0024427bf0
--- syscall (0, FreeBSD ELF64, nosys), rip = 0x41c31a, rsp = 0x7fffffffeae8, rbp = 0x7fffffffeb40 ---
KDB: enter: panic
[ thread pid 771 tid 100076 ]
rdx 0xffffffff81898412
rbx 0
rsp 0xfffffe00244272f0
rbp 0xfffffe0024427310
rsi 0x1
rdi 0
r8 0
r9 0xffffffff
r10 0xbff7 ll+0xbfd6
r11 0x28b73a6c
ABI: FreeBSD ELF64
arguments: ./syz-executor477340620
(map 0xfffff8003a464000)
(map.pmap 0xfffff8003a4640c0)
(pmap 0xfffff8003a464120)
threads: 1
100076 Run CPU 1 syz-executor4773406
769 767 769 0 Ss pause 0xfffff800035445d8 csh
767 680 767 0 Ss select 0xfffff80003cc2c40 sshd
746 1 746 0 Ss+ ttyin 0xfffff800033f9cb0 getty
743 1 743 0 Ss+ ttyin 0xfffff80003abd4b0 getty
742 1 742 0 Ss+ ttyin 0xfffff80003abd8b0 getty
741 1 741 0 Ss+ ttyin 0xfffff80003abdcb0 getty
740 1 740 0 Ss+ ttyin 0xfffff80003abc0b0 getty
739 1 739 0 Ss+ ttyin 0xfffff80003abc4b0 getty
738 1 738 0 Ss+ ttyin 0xfffff80003abc8b0 getty
736 1 22 0 S+ piperd 0xfffff80003d862f8 logger
735 734 22 0 S+ nanslp 0xffffffff824fed21 sleep
734 1 22 0 S+ wait 0xfffff80003aff000 sh
493 1 493 0 Ss select 0xfffff80003cec640 syslogd
422 1 422 0 Ss select 0xfffff80003cc2d40 devd
421 1 421 65 Ss select 0xfffff80003d2ac40 dhclient
336 1 336 0 Ss select 0xfffff80003d2ad40 dhclient
333 1 333 0 Ss select 0xfffff80003d2acc0 dhclient
100003 Run CPU 0 [idle: cpu0]
100057 D - 0xfffff80003b33100 [acpi_task_0]
100058 D - 0xfffff80003b33100 [acpi_task_1]
100059 D - 0xfffff80003b33100 [acpi_task_2]
exclusive sleep mutex sctp-tcb (tcb) r = 0 (0xfffff8003ab73928) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:4370
vfscache 4 1025K 4
pcb 23 539K 77
inodedep 48 536K 71
linker 221 89K 240
bus 962 78K 3298
DEVFS3 120 30K 130
umtx 220 28K 220
kdtrace 138 27K 1594
DEVFS_RULE 56 27K 56
kbdmux 6 22K 6
vmem 3 18K 3
BPF 10 18K 10
temp 17 17K 1531
ifnet 3 5K 3
routetbl 28 4K 32
UMA 234 4K 234
lltable 11 4K 11
hhook 13 4K 13
ether_multi 40 4K 45
diradd 25 4K 36
in6_multi 25 3K 25
session 20 3K 31
pgrp 20 3K 31
uidinfo 4 3K 4
dirrem 17 3K 28
proc-args 39 2K 472
Unitno 25 2K 37
sctp_stro 1 1K 1
sctp_ifa 5 1K 5
in_multi 2 1K 3
newdirblk 4 1K 8
mld 2 1K 2
sctp_ifn 2 1K 2
igmp 2 1K 2
loginclass 3 1K 3
soname 5 1K 5741
tun 3 1K 3
nexusdev 5 1K 5
entropy 2 1K 35
sctp_athm 2 1K 2
sctp_map 2 1K 2
savedino 0 0K 12
freeblks 0 0K 25
freefrag 0 0K 7
statfs 0 0K 195
export_host 0 0K 0
cl_savebuf 0 0K 3
ioctlops 0 0K 85
HEAD commit: 313adad5 Make in_pcbladdr() require network epoch entered ..
git tree: freebsd
dashboard link: https://syzkaller.appspot.com/bug?extid=dca98631455d790223ca
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=10a8ebd1e00000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=12d2ca6ee00000
IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+dca986...@syzkaller.appspotmail.com
login: panic: Assertion in_epoch(net_epoch_preempt) failed at /syzkaller/managers/main/kernel/sys/netinet6/ip6_output.c:407
time = 1579749217
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe0024427310
vpanic() at vpanic+0x1ce/frame 0xfffffe0024427380
panic() at panic+0x43/frame 0xfffffe00244273e0
ip6_output() at ip6_output+0x3c3b/frame 0xfffffe00244276e0
sctp_lowlevel_chunk_output() at sctp_lowlevel_chunk_output+0x18f7/frame 0xfffffe0024427830
sctp_send_initiate() at sctp_send_initiate+0xa53/frame 0xfffffe0024427930
sctp6_connect() at sctp6_connect+0x5fb/frame 0xfffffe00244279b0
soconnectat() at soconnectat+0x183/frame 0xfffffe0024427a10
kern_connectat() at kern_connectat+0x1ec/frame 0xfffffe0024427a70
sys_connect() at sys_connect+0xd9/frame 0xfffffe0024427ab0
amd64_syscall() at amd64_syscall+0x499/frame 0xfffffe0024427bf0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe0024427bf0
--- syscall (0, FreeBSD ELF64, nosys), rip = 0x41c31a, rsp = 0x7fffffffeae8, rbp = 0x7fffffffeb40 ---
KDB: enter: panic
[ thread pid 771 tid 100076 ]
Stopped at kdb_enter+0x67: movq $0,0x1466de6(%rip)
db>
db> set $lines = 0
db> set $maxwidth = 0
db> show registers
cs 0x20
ds 0x3b ll+0x1a
es 0x3b ll+0x1a
fs 0x13
gs 0x1b
ss 0x28 ll+0x7
rax 0x12
rcx 0x80 ll+0x5f
db>
db> set $lines = 0
db> set $maxwidth = 0
db> show registers
cs 0x20
ds 0x3b ll+0x1a
es 0x3b ll+0x1a
fs 0x13
gs 0x1b
ss 0x28 ll+0x7
rax 0x12
rdx 0xffffffff81898412
rbx 0
rsp 0xfffffe00244272f0
rbp 0xfffffe0024427310
rsi 0x1
rdi 0
r8 0
r9 0xffffffff
r10 0xbff7 ll+0xbfd6
r11 0x28b73a6c
r12 0xffffffff82068d90 ddb_dbbe
r13 0
r14 0xffffffff819363fb
r15 0xffffffff819363fb
rip 0xffffffff810af337 kdb_enter+0x67
rflags 0x86 ll+0x65
kdb_enter+0x67: movq $0,0x1466de6(%rip)
db> show proc
Process 771 (syz-executor4773406) at 0xfffff80003deb530:
r13 0
r14 0xffffffff819363fb
r15 0xffffffff819363fb
rip 0xffffffff810af337 kdb_enter+0x67
rflags 0x86 ll+0x65
kdb_enter+0x67: movq $0,0x1466de6(%rip)
db> show proc
state: NORMAL
uid: 0 gids: 0, 0, 5
parent: pid 769 at 0xfffff80003544530
uid: 0 gids: 0, 0, 5
ABI: FreeBSD ELF64
arguments: ./syz-executor477340620
reaper: 0xfffff800032fa530 reapsubtree: 1
sigparent: 20
vmspace: 0xfffff8003a464000
sigparent: 20
(map 0xfffff8003a464000)
(map.pmap 0xfffff8003a4640c0)
(pmap 0xfffff8003a464120)
threads: 1
100076 Run CPU 1 syz-executor4773406
db> ps
pid ppid pgrp uid state wmesg wchan cmd
771 769 769 0 R CPU 1 syz-executor4773406
pid ppid pgrp uid state wmesg wchan cmd
769 767 769 0 Ss pause 0xfffff800035445d8 csh
767 680 767 0 Ss select 0xfffff80003cc2c40 sshd
746 1 746 0 Ss+ ttyin 0xfffff800033f9cb0 getty
745 1 745 0 Ss+ ttyin 0xfffff800033f8cb0 getty
744 1 744 0 Ss+ ttyin 0xfffff80003abd0b0 getty
743 1 743 0 Ss+ ttyin 0xfffff80003abd4b0 getty
742 1 742 0 Ss+ ttyin 0xfffff80003abd8b0 getty
741 1 741 0 Ss+ ttyin 0xfffff80003abdcb0 getty
740 1 740 0 Ss+ ttyin 0xfffff80003abc0b0 getty
739 1 739 0 Ss+ ttyin 0xfffff80003abc4b0 getty
738 1 738 0 Ss+ ttyin 0xfffff80003abc8b0 getty
736 1 22 0 S+ piperd 0xfffff80003d862f8 logger
735 734 22 0 S+ nanslp 0xffffffff824fed21 sleep
734 1 22 0 S+ wait 0xfffff80003aff000 sh
684 1 684 0 Ss nanslp 0xffffffff824fed21 cron
680 1 680 0 Ss select 0xfffff80003cc2cc0 sshd
493 1 493 0 Ss select 0xfffff80003cec640 syslogd
422 1 422 0 Ss select 0xfffff80003cc2d40 devd
421 1 421 65 Ss select 0xfffff80003d2ac40 dhclient
336 1 336 0 Ss select 0xfffff80003d2ad40 dhclient
333 1 333 0 Ss select 0xfffff80003d2acc0 dhclient
21 0 0 0 DL syncer 0xffffffff825d5198 [syncer]
20 0 0 0 DL vlruwt 0xfffff80003b02000 [vnlru]
19 0 0 0 DL (threaded) [bufdaemon]
100065 D qsleep 0xffffffff825d4698 [bufdaemon]
100070 D - 0xffffffff8200a980 [bufspacedaemon-0]
100080 D sdflush 0xfffff80003cf88e8 [/ worker]
100065 D qsleep 0xffffffff825d4698 [bufdaemon]
100070 D - 0xffffffff8200a980 [bufspacedaemon-0]
100004 CanRun [idle: cpu1]
1 0 1 0 SLs wait 0xfffff800032fa530 [init]
10 0 0 0 DL audit_w 0xffffffff826632b0 [audit]
0 0 0 0 DLs (threaded) [kernel]
100000 D swapin 0xffffffff82609c78 [swapper]
100005 D - 0xfffff8000333d000 [thread taskq]
100007 D - 0xfffff8000333cd00 [kqueue_ctx taskq]
100008 D - 0xfffff8000333cc00 [config_0]
100009 D - 0xfffff8000333cb00 [aiod_kick taskq]
100012 D - 0xfffff8000333c800 [if_config_tqg_0]
100013 D - 0xfffff8000333c700 [if_io_tqg_0]
100014 D - 0xfffff8000333c600 [if_io_tqg_1]
100015 D - 0xfffff8000333c500 [softirq_0]
100016 D - 0xfffff8000333c400 [softirq_1]
100021 D - 0xfffff8000333c300 [firmware taskq]
100026 D - 0xfffff8000333c200 [crypto_0]
100027 D - 0xfffff8000333c200 [crypto_1]
100041 D - 0xfffff8000333c000 [vtnet0 rxq 0]
100042 D - 0xfffff8000333be00 [vtnet0 txq 0]
100043 D - 0xfffff8000333bd00 [vtnet0 rxq 1]
100044 D - 0xfffff8000333bc00 [vtnet0 txq 1]
100046 D vtbslp 0xfffff800034d4400 [virtio_balloon]
100050 D - 0xfffff8000333bb00 [mca taskq]
100055 D - 0xffffffff81cd9d51 [deadlkres]
1 0 1 0 SLs wait 0xfffff800032fa530 [init]
10 0 0 0 DL audit_w 0xffffffff826632b0 [audit]
0 0 0 0 DLs (threaded) [kernel]
100000 D swapin 0xffffffff82609c78 [swapper]
100005 D - 0xfffff8000333d000 [thread taskq]
100007 D - 0xfffff8000333cd00 [kqueue_ctx taskq]
100008 D - 0xfffff8000333cc00 [config_0]
100009 D - 0xfffff8000333cb00 [aiod_kick taskq]
100012 D - 0xfffff8000333c800 [if_config_tqg_0]
100013 D - 0xfffff8000333c700 [if_io_tqg_0]
100014 D - 0xfffff8000333c600 [if_io_tqg_1]
100015 D - 0xfffff8000333c500 [softirq_0]
100016 D - 0xfffff8000333c400 [softirq_1]
100021 D - 0xfffff8000333c300 [firmware taskq]
100026 D - 0xfffff8000333c200 [crypto_0]
100027 D - 0xfffff8000333c200 [crypto_1]
100041 D - 0xfffff8000333c000 [vtnet0 rxq 0]
100042 D - 0xfffff8000333be00 [vtnet0 txq 0]
100043 D - 0xfffff8000333bd00 [vtnet0 rxq 1]
100044 D - 0xfffff8000333bc00 [vtnet0 txq 1]
100046 D vtbslp 0xfffff800034d4400 [virtio_balloon]
100050 D - 0xfffff8000333bb00 [mca taskq]
100057 D - 0xfffff80003b33100 [acpi_task_0]
100058 D - 0xfffff80003b33100 [acpi_task_1]
100059 D - 0xfffff80003b33100 [acpi_task_2]
100061 D - 0xfffff8000333c100 [CAM taskq]
db> show all locks
Process 771 (syz-executor4773406) thread 0xfffff80003cce6e0 (100076)
db> show all locks
exclusive sleep mutex sctp-tcb (tcb) r = 0 (0xfffff8003ab73928) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:4370
db> show malloc
Type InUse MemUse Requests
devbuf 4213 4851K 4238
vtbuf 24 1968K 46
sysctloid 26527 1553K 26591
kobj 331 1324K 487
newblk 509 1151K 527
Type InUse MemUse Requests
devbuf 4213 4851K 4238
vtbuf 24 1968K 46
sysctloid 26527 1553K 26591
kobj 331 1324K 487
vfscache 4 1025K 4
pcb 23 539K 77
inodedep 48 536K 71
ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
intr 4 388K 4
subproc 99 204K 827
vfs_hash 1 512K 1
callout 2 512K 2
intr 4 388K 4
acpica 1674 185K 49750
vnet_data 1 168K 1
pagedep 14 132K 18
vnet_data 1 168K 1
tfo_ccache 1 128K 1
sem 4 106K 4
DEVFS1 101 101K 110
sem 4 106K 4
linker 221 89K 240
bus 962 78K 3298
mtx_pool 2 72K 2
syncache 1 68K 1
acpitask 1 64K 1
ddb_capture 1 64K 1
module 493 62K 493
gtaskqueue 22 34K 22
syncache 1 68K 1
acpitask 1 64K 1
ddb_capture 1 64K 1
module 493 62K 493
hostcache 1 32K 1
shm 1 32K 1
msg 4 30K 4
shm 1 32K 1
DEVFS3 120 30K 130
umtx 220 28K 220
kdtrace 138 27K 1594
DEVFS_RULE 56 27K 56
kbdmux 6 22K 6
vmem 3 18K 3
BPF 10 18K 10
temp 17 17K 1531
ufs_mount 3 17K 4
proc 3 17K 3
tty 16 16K 16
tidhash 1 16K 1
ithread 89 15K 89
proc 3 17K 3
tty 16 16K 16
tidhash 1 16K 1
ithread 89 15K 89
bus-sc 30 14K 1394
KTRACE 100 13K 100
ifaddr 30 12K 32
KTRACE 100 13K 100
kenv 95 12K 99
eventhandler 123 11K 123
eventhandler 123 11K 123
pfs_nodes 20 10K 20
GEOM 60 10K 487
rman 82 10K 423
bmsafemap 4 9K 40
GEOM 60 10K 487
rman 82 10K 423
devstat 4 9K 4
UART 12 9K 12
rpc 2 8K 2
shmfd 1 8K 1
pfs_vncache 1 8K 1
audit_evclass 231 8K 289
cred 27 7K 234
UART 12 9K 12
rpc 2 8K 2
shmfd 1 8K 1
pfs_vncache 1 8K 1
audit_evclass 231 8K 289
CAM DEV 3 6K 508
vt 11 6K 11
sglist 5 6K 5
CAM queue 5 6K 1522
CAM queue 5 6K 1522
ufs_dirhash 24 5K 24
taskqueue 42 5K 42
plimit 17 5K 322
taskqueue 42 5K 42
ifnet 3 5K 3
memdesc 1 4K 1
MCA 32 4K 32
evdev 4 4K 4
filedesc 1 4K 1
MCA 32 4K 32
evdev 4 4K 4
routetbl 28 4K 32
UMA 234 4K 234
lltable 11 4K 11
hhook 13 4K 13
ether_multi 40 4K 45
diradd 25 4K 36
in6_multi 25 3K 25
acpisem 22 3K 22
terminal 11 3K 11
kqueue 44 3K 774
terminal 11 3K 11
session 20 3K 31
pgrp 20 3K 31
uidinfo 4 3K 4
dirrem 17 3K 28
local_apic 1 2K 1
io_apic 1 2K 1
ipsec-saq 2 2K 2
select 16 2K 16
io_apic 1 2K 1
ipsec-saq 2 2K 2
proc-args 39 2K 472
CAM XPT 22 2K 541
lockf 15 2K 22
Unitno 25 2K 37
acpidev 20 2K 20
crypto 2 2K 2
msi 9 2K 9
crypto 2 2K 2
msi 9 2K 9
ipsecpolicy 1 1K 1
sahead 1 1K 1
secasvar 1 1K 1
sctp_atcl 2 1K 2
sahead 1 1K 1
secasvar 1 1K 1
sctp_stro 1 1K 1
clone 8 1K 8
vnodemarker 2 1K 8
NFSD session 1 1K 1
CAM periph 4 1K 270
indirdep 3 1K 3
vnodemarker 2 1K 8
NFSD session 1 1K 1
CAM periph 4 1K 270
toponodes 6 1K 6
isadev 6 1K 6
mount 16 1K 86
pci_link 10 1K 10
ip6ndp 4 1K 5
isadev 6 1K 6
mount 16 1K 86
pci_link 10 1K 10
sctp_ifa 5 1K 5
CAM SIM 2 1K 2
softdep 1 1K 1
mkdir 4 1K 16
softdep 1 1K 1
in_multi 2 1K 3
pfil 4 1K 4
chacha20random 1 1K 1
epoch 4 1K 4
cdev 2 1K 2
encap_export_host 8 1K 8
osd 3 1K 9
chacha20random 1 1K 1
epoch 4 1K 4
cdev 2 1K 2
encap_export_host 8 1K 8
newdirblk 4 1K 8
mld 2 1K 2
sctp_ifn 2 1K 2
igmp 2 1K 2
vnodes 1 1K 1
NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1
DEVFS 9 1K 10
feeder 7 1K 7
inpcbpolicy 6 1K 129
NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1
DEVFS 9 1K 10
feeder 7 1K 7
loginclass 3 1K 3
soname 5 1K 5741
CAM path 4 1K 1030
apmdev 1 1K 1
atkbddev 2 1K 2
sctp_atky 3 1K 3
apmdev 1 1K 1
atkbddev 2 1K 2
pmchooks 1 1K 1
prison 4 1K 4
DEVFSP 2 1K 2
prison 4 1K 4
CAM dev queue 2 1K 2
CAM I/O Scheduler 1 1K 1
filecaps 4 1K 66
CAM I/O Scheduler 1 1K 1
tun 3 1K 3
nexusdev 5 1K 5
entropy 2 1K 35
tcpfunc 1 1K 1
sctp_vrf 1 1K 1
vnet 1 1K 1
acpiintr 1 1K 1
pmc 1 1K 1
cpus 2 1K 2
freework 1 1K 26
sctp_vrf 1 1K 1
vnet 1 1K 1
acpiintr 1 1K 1
pmc 1 1K 1
cpus 2 1K 2
sctp_athm 2 1K 2
sctp_map 2 1K 2
vnet_data_free 1 1K 1
Per-cpu 1 1K 1
p1003.1b 1 1K 1
CAM CCB 0 0K 1786
Per-cpu 1 1K 1
p1003.1b 1 1K 1
sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0
sbdep 0 0K 2
jsegdep 0 0K 0
jseg 0 0K 0
jfreefrag 0 0K 0
jfreeblk 0 0K 0
jnewblk 0 0K 0
jmvref 0 0K 0
jremref 0 0K 0
jaddref 0 0K 0
freedep 0 0K 0
freefile 0 0K 9
jfsync 0 0K 0
jtrunc 0 0K 0
sbdep 0 0K 2
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 25
freefrag 0 0K 7
allocindir 0 0K 0
allocdirect 0 0K 0
ufs_trim 0 0K 0
mactemp 0 0K 0
audit_trigger 0 0K 0
audit_pipe_presel 0 0K 0
audit_pipeent 0 0K 0
audit_pipe 0 0K 0
audit_evname 0 0K 0
audit_bsm 0 0K 0
audit_gidset 0 0K 0
audit_text 0 0K 0
audit_path 0 0K 0
audit_data 0 0K 0
audit_cred 0 0K 0
xform 0 0K 0
NLM 0 0K 0
nfsclient_nlminfo 0 0K 0
nfsclient_lock 0 0K 0
NFS FHA 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
allocdirect 0 0K 0
ufs_trim 0 0K 0
mactemp 0 0K 0
audit_trigger 0 0K 0
audit_pipe_presel 0 0K 0
audit_pipeent 0 0K 0
audit_pipe 0 0K 0
audit_evname 0 0K 0
audit_bsm 0 0K 0
audit_gidset 0 0K 0
audit_text 0 0K 0
audit_path 0 0K 0
audit_data 0 0K 0
audit_cred 0 0K 0
xform 0 0K 0
NLM 0 0K 0
nfsclient_nlminfo 0 0K 0
nfsclient_lock 0 0K 0
NFS FHA 0 0K 0
ipsec-spdcache 0 0K 0
ipsec-reg 0 0K 0
ipsec-misc 0 0K 0
ipsecrequest 0 0K 0
ip6_msource 0 0K 0
ip6_moptions 0 0K 0
in6_mfilter 0 0K 0
frag6 0 0K 0
tcplog 0 0K 0
LRO 0 0K 0
sctp_mcore 0 0K 0
sctp_socko 0 0K 0
sctp_iter 0 0K 3
ip6_moptions 0 0K 0
in6_mfilter 0 0K 0
frag6 0 0K 0
tcplog 0 0K 0
LRO 0 0K 0
sctp_mcore 0 0K 0
sctp_socko 0 0K 0
sctp_mvrf 0 0K 0
sctp_timw 0 0K 0
sctp_cpal 0 0K 0
sctp_cmsg 0 0K 0
sctp_stre 0 0K 0
sctp_athi 0 0K 0
sctp_a_it 0 0K 3
sctp_timw 0 0K 0
sctp_cpal 0 0K 0
sctp_cmsg 0 0K 0
sctp_stre 0 0K 0
sctp_athi 0 0K 0
export_host 0 0K 0
cl_savebuf 0 0K 3
biobuf 0 0K 0
aios 0 0K 0
lio 0 0K 0
acl 0 0K 0
mfibuf 0 0K 0
mbuf_tag 0 0K 25
aios 0 0K 0
lio 0 0K 0
acl 0 0K 0
mfibuf 0 0K 0
accf 0 0K 0
pts 0 0K 0
iov 0 0K 12975
pts 0 0K 0
ioctlops 0 0K 85
Witness 0 0K 0
stack 0 0K 0
md_sectors 0 0K 0
sbuf 0 0K 288
md_disk 0 0K 0
compressor 0 0K 0
malodev 0 0K 0
SWAP 0 0K 0
LED 0 0K 0
sysctltmp 0 0K 567
stack 0 0K 0
md_sectors 0 0K 0
sbuf 0 0K 288
md_disk 0 0K 0
compressor 0 0K 0
malodev 0 0K 0
SWAP 0 0K 0
LED 0 0K 0
sysctl 0 0K 1
ekcd 0 0K 0
dumper 0 0K 0
rctl 0 0K 0
ix_sriov 0 0K 0
aacraidcam 0 0K 0
ix 0 0K 0
ipsbuf 0 0K 0
iirbuf 0 0K 0
cache 0 0K 0
aacraid_buf 0 0K 0
kcovinfo 0 0K 0
ekcd 0 0K 0
dumper 0 0K 0
rctl 0 0K 0
ix_sriov 0 0K 0
aacraidcam 0 0K 0
ix 0 0K 0
ipsbuf 0 0K 0
iirbuf 0 0K 0
cache 0 0K 0
aacraid_buf 0 0K 0
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