Fatal trap 12: page fault in in6_unlink_ifa
15 views
Skip to first unread message
syzbot
Dec 2, 2019, 8:11:10 PM12/2/19
to syzkaller-f...@googlegroups.com
Hello,
syzbot found the following crash on:
HEAD commit: 916bbdbf Remove "all rights reserved" from copyright after..
git tree: freebsd
console output: https://syzkaller.appspot.com/x/log.txt?x=1678042ae00000
dashboard link: https://syzkaller.appspot.com/bug?extid=a80a05a246a09414c2f2
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+a80a05...@syzkaller.appspotmail.com
Fatal trap 12: page fault while in kernel mode
cpuid = 0; apic id = 00
fault virtual address = 0xe8
fault code = supervisor read data, page not present
instruction pointer = 0x20:0xffffffff813cef50
stack pointer = 0x28:0xfffffe0022a56210
frame pointer = 0x28:0xfffffe0022a56270
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 = 774 (syz-executor.3)
trap number = 12
panic: page fault
cpuid = 0
time = 1575335406
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame
0xfffffe0022a55e10
vpanic() at vpanic+0x1c7/frame 0xfffffe0022a55e80
panic() at panic+0x43/frame 0xfffffe0022a55ee0
trap_fatal() at trap_fatal+0x4cc/frame 0xfffffe0022a55f60
trap_pfault() at trap_pfault+0xdc/frame 0xfffffe0022a56000
trap() at trap+0x441/frame 0xfffffe0022a56140
calltrap() at calltrap+0x8/frame 0xfffffe0022a56140
--- trap 0xc, rip = 0xffffffff813cef50, rsp = 0xfffffe0022a56210, rbp =
0xfffffe0022a56270 ---
in6_unlink_ifa() at in6_unlink_ifa+0x120/frame 0xfffffe0022a56270
in6_purgeaddr() at in6_purgeaddr+0x59f/frame 0xfffffe0022a56420
if_purgeaddrs() at if_purgeaddrs+0x1a1/frame 0xfffffe0022a564d0
tundtor() at tundtor+0x64a/frame 0xfffffe0022a56530
devfs_destroy_cdevpriv() at devfs_destroy_cdevpriv+0xb5/frame
0xfffffe0022a56560
devfs_close_f() at devfs_close_f+0x7a/frame 0xfffffe0022a56590
_fdrop() at _fdrop+0x38/frame 0xfffffe0022a565c0
closef() at closef+0x2c6/frame 0xfffffe0022a56650
fdescfree_fds() at fdescfree_fds+0xa4/frame 0xfffffe0022a566a0
fdescfree() at fdescfree+0x60f/frame 0xfffffe0022a56770
exit1() at exit1+0x765/frame 0xfffffe0022a567e0
sigexit() at sigexit+0xd73/frame 0xfffffe0022a56ac0
postsig() at postsig+0x416/frame 0xfffffe0022a56b90
ast() at ast+0x70b/frame 0xfffffe0022a56bf0
fast_syscall_common() at fast_syscall_common+0x198/frame 0xfffffe0022a56bf0
--- syscall (32, FreeBSD ELF64, sys_getsockname), rip = 0x483b8a, rsp =
0x7fffffffec78, rbp = 0x7fffffffecb0 ---
KDB: enter: panic
[ thread pid 774 tid 100082 ]
Stopped at kdb_enter+0x67: movq $0,0x1468c76(%rip)
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 0xffffffff810b5d99 vprintf+0xa9
rdx 0
rbx 0
rsp 0xfffffe0022a55df0
rbp 0xfffffe0022a55e10
rsi 0
rdi 0xffffffff810b5dd1 vprintf+0xe1
r8 0
r9 0xffffffff
r10 0
r11 0xfffff80003d9d4f0
r12 0xffffffff82068d70 ddb_dbbe
r13 0
r14 0xffffffff81926c07
r15 0xffffffff81926c07
rip 0xffffffff810ab057 kdb_enter+0x67
rflags 0x86 ll+0x65
kdb_enter+0x67: movq $0,0x1468c76(%rip)
db> show proc
Process 774 (syz-executor.3) at 0xfffff80003d86000:
state: NORMAL
uid: 0 gids: 0, 0, 5
parent: pid 766 at 0xfffff80012496530
ABI: FreeBSD ELF64
arguments: /root/syz-executor.3
reaper: 0xfffff800032c6530 reapsubtree: 1
sigparent: 20
vmspace: 0xfffff80003d2e000
(map 0xfffff80003d2e000)
(map.pmap 0xfffff80003d2e0d0)
(pmap 0xfffff80003d2e130)
threads: 1
100082 Run CPU 0 syz-executor.3
db> ps
pid ppid pgrp uid state wmesg wchan cmd
1689 1688 422 0 L *in6_ifa 0xfffff800030993c0 ifconfig
1688 1684 422 0 S wait 0xfffff8005d495530 sh
1687 1 1687 0 Ss select 0xfffff80003346bc0 dhclient
1684 1677 422 0 S wait 0xfffff8005d495000 dhclient
1677 422 422 0 S wait 0xfffff80003d8aa60 sh
1664 776 776 0 R (threaded) syz-executor.2
100071 RunQ syz-executor.2
100266 S sbwait 0xfffff80003e591d4 syz-executor.2
100243 S uwait 0xfffff80003302780 syz-executor.2
100245 S uwait 0xfffff80003a23500 syz-executor.2
100252 S uwait 0xfffff800037e4280 syz-executor.2
1660 769 769 0 R (threaded) syz-executor.0
100140 RunQ syz-executor.0
100248 S uwait 0xfffff80003a24700 syz-executor.0
100253 S uwait 0xfffff80034011400 syz-executor.0
100255 S sbwait 0xfffff80003e59c6c syz-executor.0
100250 S uwait 0xfffff80034011100 syz-executor.0
100263 S uwait 0xfffff800037e6080 syz-executor.0
1546 1 1546 65 Rs dhclient
1014 1 1014 0 Ss select 0xfffff800033480c0 dhclient
1010 1 1010 0 Ss select 0xfffff80003347140 dhclient
776 766 776 0 Rs syz-executor.2
774 766 774 0 REs CPU 0 syz-executor.3
769 766 769 0 Rs syz-executor.0
766 764 764 0 RE CPU 1 syz-fuzzer
764 762 764 0 SWs pause 0xfffff800124960a8 csh
762 680 762 0 Ss select 0xfffff80003348b40 sshd
746 1 746 0 Rs+ getty
745 1 745 0 Ss+ ttyin 0xfffff80003b288b0 getty
744 1 744 0 Ss+ ttyin 0xfffff80003b270b0 getty
743 1 743 0 Ss+ ttyin 0xfffff80003b278b0 getty
742 1 742 0 Ss+ ttyin 0xfffff80003b2a0b0 getty
741 1 741 0 Ss+ ttyin 0xfffff800033218b0 getty
740 1 740 0 Ss+ ttyin 0xfffff800033800b0 getty
739 1 739 0 Ss+ ttyin 0xfffff800033808b0 getty
738 1 738 0 Ss+ ttyin 0xfffff8000337f0b0 getty
684 1 684 0 SWs nanslp 0xffffffff824fc8c0 cron
680 1 680 0 Ss select 0xfffff80003348040 sshd
493 1 493 0 Ds bo_wwai 0xfffff800123bfe78 syslogd
422 1 422 0 Ss wait 0xfffff80003d86530 devd
421 1 421 65 Rs dhclient
336 1 336 0 Ss select 0xfffff80003a43640 dhclient
333 1 333 0 Ss select 0xfffff80003348940 dhclient
21 0 0 0 DL syncer 0xffffffff825d2da0 [syncer]
20 0 0 0 DL vlruwt 0xfffff80003adc000 [vnlru]
19 0 0 0 RL (threaded) [bufdaemon]
100063 RunQ [bufdaemon]
100066 D - 0xffffffff8200a900
[bufspacedaemon-0]
100078 D sdflush 0xfffff80003a074e8 [/ worker]
18 0 0 0 DL psleep 0xffffffff825edc88 [vmdaemon]
17 0 0 0 RL (threaded) [pagedaemon]
100061 RunQ [dom0]
100064 D launds 0xffffffff8261a8a4 [laundry: dom0]
100065 D umarcl 0xffffffff81532cb0 [uma]
16 0 0 0 DL - 0xffffffff82358518 [rand_harvestq]
15 0 0 0 DL waiting 0xffffffff8265fe70 [sctp_iterator]
9 0 0 0 DL - 0xffffffff825d1c5c [soaiod4]
8 0 0 0 DL - 0xffffffff825d1c5c [soaiod3]
7 0 0 0 DL - 0xffffffff825d1c5c [soaiod2]
6 0 0 0 DL - 0xffffffff825d1c5c [soaiod1]
5 0 0 0 DL (threaded) [cam]
100031 D - 0xffffffff822338c0 [doneq0]
100060 D - 0xffffffff82233788 [scanner]
4 0 0 0 DL crypto_ 0xfffff800033d8090 [crypto
returns 1]
3 0 0 0 DL crypto_ 0xfffff800033d8030 [crypto
returns 0]
2 0 0 0 DL crypto_ 0xffffffff825e7d38 [crypto]
14 0 0 0 DL seqstat 0xfffff80003338c88 [sequencer 00]
13 0 0 0 DL (threaded) [geom]
100022 D - 0xffffffff82618e90 [g_event]
100023 D - 0xffffffff82618ea0 [g_up]
100024 D - 0xffffffff82618e98 [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 [swi4: clock
(0)]
100018 I [swi4: clock
(1)]
100019 I [swi3: vm]
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 [irq1: atkbd0]
100046 I [irq12: psm0]
100047 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 0xfffff800032c6530 [init]
10 0 0 0 DL audit_w 0xffffffff82660b00 [audit]
0 0 0 0 DLs (threaded) [kernel]
100000 D swapin 0xffffffff82607808 [swapper]
100005 D - 0xfffff800031f5a00 [thread taskq]
100007 D - 0xfffff800031ebe00 [config_0]
100008 D - 0xfffff800031f5500 [kqueue_ctx
taskq]
100009 D - 0xfffff800031f5300 [aiod_kick
taskq]
100012 D - 0xfffff800031ebd00
[if_config_tqg_0]
100013 D - 0xfffff800031ebc00 [softirq_0]
100014 D - 0xfffff800031ebb00 [softirq_1]
100015 D - 0xfffff800031eba00 [if_io_tqg_0]
100016 D - 0xfffff800031eb900 [if_io_tqg_1]
100021 D - 0xfffff800031f4200 [firmware
taskq]
100026 D - 0xfffff800031f3b00 [crypto_0]
100027 D - 0xfffff800031f3b00 [crypto_1]
100041 D - 0xfffff80003555900 [vtnet0 rxq 0]
100042 D - 0xfffff80003555800 [vtnet0 txq 0]
100043 D - 0xfffff80003555700 [vtnet0 rxq 1]
100044 D - 0xfffff80003555600 [vtnet0 txq 1]
100048 D - 0xfffff800031f6e00 [mca taskq]
100051 D - 0xffffffff824fb641 [deadlkres]
100056 D - 0xfffff80003a2f300 [acpi_task_0]
100057 D - 0xfffff80003a2f300 [acpi_task_1]
100058 D - 0xfffff80003a2f300 [acpi_task_2]
100059 D - 0xfffff800031f3400 [CAM taskq]
770 766 770 0 Z syz-executor.1
db> show all locks
Process 1664 (syz-executor.2) thread 0xfffff80012cb5000 (100266)
exclusive sx so_rcv_sx (so_rcv_sx) r = 0 (0xfffff80003e59178) locked @
/syzkaller/managers/main/kernel/sys/kern/uipc_sockbuf.c:393
Process 774 (syz-executor.3) thread 0xfffff80003da76e0 (100082)
exclusive rm in6_ifaddr_lock (in6_ifaddr_lock) r = 0 (0xffffffff82660028)
locked @ /syzkaller/managers/main/kernel/sys/netinet6/in6.c:1337
Process 766 (syz-fuzzer) thread 0xfffff8001258c000 (100101)
exclusive rw vm object (vm object) r = 0 (0xfffff800341e0738) locked @
/syzkaller/managers/main/kernel/sys/vm/vm_object.c:592
Process 493 (syslogd) thread 0xfffff800124ab6e0 (100092)
exclusive lockmgr ufs (ufs) r = 0 (0xfffff800123bfd88) locked @
/syzkaller/managers/main/kernel/sys/kern/vfs_syscalls.c:3424
db> show malloc
Type InUse MemUse Requests
devbuf 4206 4793K 4234
vtbuf 24 1968K 46
callout 3 1672K 3
kobj 333 1332K 489
sysctloid 22744 1314K 22806
newblk 17 1028K 3715
vfscache 4 1025K 4
inodedep 213 618K 945
pcb 30 546K 1431
ufs_quota 1 512K 1
vfs_hash 1 512K 1
intr 4 388K 4
subproc 128 257K 1763
acpica 1674 185K 49400
vnet_data 1 168K 1
pagedep 10 131K 775
tfo_ccache 1 128K 1
sem 4 106K 4
DEVFS1 105 105K 122
filedesc 13 93K 1531
linker 221 89K 252
bus 969 78K 3157
mtx_pool 2 72K 2
syncache 1 68K 1
acpitask 1 64K 1
ddb_capture 1 64K 1
module 495 62K 495
umtx 320 40K 320
BPF 22 36K 30
gtaskqueue 22 34K 22
hostcache 1 32K 1
shm 1 32K 12
kdtrace 167 32K 5654
DEVFS3 124 31K 134
msg 4 30K 4
DEVFS_RULE 56 27K 56
dirrem 199 25K 819
freefile 199 25K 816
ifaddr 72 24K 75
kbdmux 6 22K 6
vmem 3 20K 6
temp 34 17K 2238
ufs_mount 3 17K 4
proc 3 17K 3
tty 16 16K 16
tidhash 1 16K 1
cred 57 15K 280
ithread 87 15K 87
lltable 38 13K 51
KTRACE 100 13K 100
ifnet 7 13K 7
ether_multi 146 12K 177
kenv 95 12K 99
eventhandler 122 11K 122
pfs_nodes 20 10K 20
GEOM 60 10K 487
rman 80 10K 421
in6_multi 65 9K 89
bmsafemap 2 9K 920
devstat 4 9K 4
UART 12 9K 12
rpc 2 8K 2
sctp_timw 32 8K 32
shmfd 1 8K 1
pfs_vncache 1 8K 1
select 59 8K 59
audit_evclass 231 8K 289
CAM DEV 3 6K 508
plimit 22 6K 405
vt 11 6K 11
routetbl 44 6K 62
sglist 5 6K 5
CAM queue 5 6K 1522
taskqueue 42 5K 42
ufs_dirhash 12 5K 26
CAM CCB 2 4K 6604
memdesc 1 4K 1
MCA 32 4K 32
evdev 4 4K 4
UMA 233 4K 233
sctp_atcl 7 4K 897
kqueue 55 4K 1696
session 27 4K 43
pgrp 27 4K 45
hhook 13 4K 13
sctp_stro 3 3K 258
DEVFSP 46 3K 78
terminal 11 3K 11
proc-args 48 3K 627
acpisem 21 3K 21
lockf 24 3K 44
freework 11 3K 1366
freeblks 10 3K 848
kcovinfo 39 3K 68
uidinfo 4 3K 5
local_apic 1 2K 1
io_apic 1 2K 1
ipsec-saq 2 2K 2
ip6ndp 12 2K 21
Unitno 32 2K 2433
sctp_ifa 13 2K 17
CAM XPT 22 2K 541
acpidev 20 2K 20
crypto 2 2K 2
msi 9 2K 9
tun 7 2K 7
ipsecpolicy 1 1K 1
sahead 1 1K 1
secasvar 1 1K 1
in_multi 4 1K 7
clone 8 1K 8
NFSD session 1 1K 1
mkdir 7 1K 1504
CAM periph 4 1K 270
mld 6 1K 6
igmp 6 1K 6
toponodes 6 1K 6
isadev 6 1K 6
mount 16 1K 86
pci_link 10 1K 10
diradd 5 1K 854
CAM SIM 2 1K 2
softdep 1 1K 1
sctp_ifn 4 1K 6
chacha20random 1 1K 1
epoch 4 1K 4
cdev 2 1K 2
inpcbpolicy 15 1K 2503
encap_export_host 8 1K 8
sctp_atky 10 1K 1155
pfil 3 1K 3
osd 3 1K 9
newdirblk 4 1K 752
sctp_aadr 4 1K 4
vnodes 1 1K 1
iov 1 1K 16682
NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1
DEVFS 9 1K 10
feeder 7 1K 7
loginclass 3 1K 3
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_athm 7 1K 899
soname 4 1K 6061
sctp_map 6 1K 516
nexusdev 5 1K 5
entropy 2 1K 39
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
filecaps 2 1K 101
p1003.1b 1 1K 1
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 725
sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0
sbdep 0 0K 19
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 17
allocindir 0 0K 0
indirdep 0 0K 817
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 823
sctp_iter 0 0K 11
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 11
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
vnodemarker 0 0K 42
mpr 0 0K 0
statfs 0 0K 932
export_host 0 0K 0
cl_savebuf 0 0K 6
biobuf 0 0K 0
aios 0 0K 0
lio 0 0K 0
acl 0 0K 0
mfibuf 0 0K 0
mbuf_tag 0 0K 150
accf 0 0K 0
pts 0 0K 0
ioctlops 0 0K 180
Witness 0 0K 0
stack 0 0K 0
md_sectors 0 0K 0
sbuf 0 0K 364
md_disk 0 0K 0
compressor 0 0K 0
malodev 0 0K 0
SWAP 0 0K 0
LED 0 0K 0
sysctltmp 0 0K 634
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 5
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 found the following crash on:
HEAD commit: 916bbdbf Remove "all rights reserved" from copyright after..
git tree: freebsd
console output: https://syzkaller.appspot.com/x/log.txt?x=1678042ae00000
dashboard link: https://syzkaller.appspot.com/bug?extid=a80a05a246a09414c2f2
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+a80a05...@syzkaller.appspotmail.com
Fatal trap 12: page fault while in kernel mode
cpuid = 0; apic id = 00
fault virtual address = 0xe8
fault code = supervisor read data, page not present
instruction pointer = 0x20:0xffffffff813cef50
stack pointer = 0x28:0xfffffe0022a56210
frame pointer = 0x28:0xfffffe0022a56270
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 = 774 (syz-executor.3)
trap number = 12
panic: page fault
cpuid = 0
time = 1575335406
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame
0xfffffe0022a55e10
vpanic() at vpanic+0x1c7/frame 0xfffffe0022a55e80
panic() at panic+0x43/frame 0xfffffe0022a55ee0
trap_fatal() at trap_fatal+0x4cc/frame 0xfffffe0022a55f60
trap_pfault() at trap_pfault+0xdc/frame 0xfffffe0022a56000
trap() at trap+0x441/frame 0xfffffe0022a56140
calltrap() at calltrap+0x8/frame 0xfffffe0022a56140
--- trap 0xc, rip = 0xffffffff813cef50, rsp = 0xfffffe0022a56210, rbp =
0xfffffe0022a56270 ---
in6_unlink_ifa() at in6_unlink_ifa+0x120/frame 0xfffffe0022a56270
in6_purgeaddr() at in6_purgeaddr+0x59f/frame 0xfffffe0022a56420
if_purgeaddrs() at if_purgeaddrs+0x1a1/frame 0xfffffe0022a564d0
tundtor() at tundtor+0x64a/frame 0xfffffe0022a56530
devfs_destroy_cdevpriv() at devfs_destroy_cdevpriv+0xb5/frame
0xfffffe0022a56560
devfs_close_f() at devfs_close_f+0x7a/frame 0xfffffe0022a56590
_fdrop() at _fdrop+0x38/frame 0xfffffe0022a565c0
closef() at closef+0x2c6/frame 0xfffffe0022a56650
fdescfree_fds() at fdescfree_fds+0xa4/frame 0xfffffe0022a566a0
fdescfree() at fdescfree+0x60f/frame 0xfffffe0022a56770
exit1() at exit1+0x765/frame 0xfffffe0022a567e0
sigexit() at sigexit+0xd73/frame 0xfffffe0022a56ac0
postsig() at postsig+0x416/frame 0xfffffe0022a56b90
ast() at ast+0x70b/frame 0xfffffe0022a56bf0
fast_syscall_common() at fast_syscall_common+0x198/frame 0xfffffe0022a56bf0
--- syscall (32, FreeBSD ELF64, sys_getsockname), rip = 0x483b8a, rsp =
0x7fffffffec78, rbp = 0x7fffffffecb0 ---
KDB: enter: panic
[ thread pid 774 tid 100082 ]
Stopped at kdb_enter+0x67: movq $0,0x1468c76(%rip)
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 0xffffffff810b5d99 vprintf+0xa9
rdx 0
rbx 0
rsp 0xfffffe0022a55df0
rbp 0xfffffe0022a55e10
rsi 0
rdi 0xffffffff810b5dd1 vprintf+0xe1
r8 0
r9 0xffffffff
r10 0
r11 0xfffff80003d9d4f0
r12 0xffffffff82068d70 ddb_dbbe
r13 0
r14 0xffffffff81926c07
r15 0xffffffff81926c07
rip 0xffffffff810ab057 kdb_enter+0x67
rflags 0x86 ll+0x65
kdb_enter+0x67: movq $0,0x1468c76(%rip)
db> show proc
Process 774 (syz-executor.3) at 0xfffff80003d86000:
state: NORMAL
uid: 0 gids: 0, 0, 5
parent: pid 766 at 0xfffff80012496530
ABI: FreeBSD ELF64
arguments: /root/syz-executor.3
reaper: 0xfffff800032c6530 reapsubtree: 1
sigparent: 20
vmspace: 0xfffff80003d2e000
(map 0xfffff80003d2e000)
(map.pmap 0xfffff80003d2e0d0)
(pmap 0xfffff80003d2e130)
threads: 1
100082 Run CPU 0 syz-executor.3
db> ps
pid ppid pgrp uid state wmesg wchan cmd
1689 1688 422 0 L *in6_ifa 0xfffff800030993c0 ifconfig
1688 1684 422 0 S wait 0xfffff8005d495530 sh
1687 1 1687 0 Ss select 0xfffff80003346bc0 dhclient
1684 1677 422 0 S wait 0xfffff8005d495000 dhclient
1677 422 422 0 S wait 0xfffff80003d8aa60 sh
1664 776 776 0 R (threaded) syz-executor.2
100071 RunQ syz-executor.2
100266 S sbwait 0xfffff80003e591d4 syz-executor.2
100243 S uwait 0xfffff80003302780 syz-executor.2
100245 S uwait 0xfffff80003a23500 syz-executor.2
100252 S uwait 0xfffff800037e4280 syz-executor.2
1660 769 769 0 R (threaded) syz-executor.0
100140 RunQ syz-executor.0
100248 S uwait 0xfffff80003a24700 syz-executor.0
100253 S uwait 0xfffff80034011400 syz-executor.0
100255 S sbwait 0xfffff80003e59c6c syz-executor.0
100250 S uwait 0xfffff80034011100 syz-executor.0
100263 S uwait 0xfffff800037e6080 syz-executor.0
1546 1 1546 65 Rs dhclient
1014 1 1014 0 Ss select 0xfffff800033480c0 dhclient
1010 1 1010 0 Ss select 0xfffff80003347140 dhclient
776 766 776 0 Rs syz-executor.2
774 766 774 0 REs CPU 0 syz-executor.3
769 766 769 0 Rs syz-executor.0
766 764 764 0 RE CPU 1 syz-fuzzer
764 762 764 0 SWs pause 0xfffff800124960a8 csh
762 680 762 0 Ss select 0xfffff80003348b40 sshd
746 1 746 0 Rs+ getty
745 1 745 0 Ss+ ttyin 0xfffff80003b288b0 getty
744 1 744 0 Ss+ ttyin 0xfffff80003b270b0 getty
743 1 743 0 Ss+ ttyin 0xfffff80003b278b0 getty
742 1 742 0 Ss+ ttyin 0xfffff80003b2a0b0 getty
741 1 741 0 Ss+ ttyin 0xfffff800033218b0 getty
740 1 740 0 Ss+ ttyin 0xfffff800033800b0 getty
739 1 739 0 Ss+ ttyin 0xfffff800033808b0 getty
738 1 738 0 Ss+ ttyin 0xfffff8000337f0b0 getty
684 1 684 0 SWs nanslp 0xffffffff824fc8c0 cron
680 1 680 0 Ss select 0xfffff80003348040 sshd
493 1 493 0 Ds bo_wwai 0xfffff800123bfe78 syslogd
422 1 422 0 Ss wait 0xfffff80003d86530 devd
421 1 421 65 Rs dhclient
336 1 336 0 Ss select 0xfffff80003a43640 dhclient
333 1 333 0 Ss select 0xfffff80003348940 dhclient
21 0 0 0 DL syncer 0xffffffff825d2da0 [syncer]
20 0 0 0 DL vlruwt 0xfffff80003adc000 [vnlru]
19 0 0 0 RL (threaded) [bufdaemon]
100063 RunQ [bufdaemon]
100066 D - 0xffffffff8200a900
[bufspacedaemon-0]
100078 D sdflush 0xfffff80003a074e8 [/ worker]
18 0 0 0 DL psleep 0xffffffff825edc88 [vmdaemon]
17 0 0 0 RL (threaded) [pagedaemon]
100061 RunQ [dom0]
100064 D launds 0xffffffff8261a8a4 [laundry: dom0]
100065 D umarcl 0xffffffff81532cb0 [uma]
16 0 0 0 DL - 0xffffffff82358518 [rand_harvestq]
15 0 0 0 DL waiting 0xffffffff8265fe70 [sctp_iterator]
9 0 0 0 DL - 0xffffffff825d1c5c [soaiod4]
8 0 0 0 DL - 0xffffffff825d1c5c [soaiod3]
7 0 0 0 DL - 0xffffffff825d1c5c [soaiod2]
6 0 0 0 DL - 0xffffffff825d1c5c [soaiod1]
5 0 0 0 DL (threaded) [cam]
100031 D - 0xffffffff822338c0 [doneq0]
100060 D - 0xffffffff82233788 [scanner]
4 0 0 0 DL crypto_ 0xfffff800033d8090 [crypto
returns 1]
3 0 0 0 DL crypto_ 0xfffff800033d8030 [crypto
returns 0]
2 0 0 0 DL crypto_ 0xffffffff825e7d38 [crypto]
14 0 0 0 DL seqstat 0xfffff80003338c88 [sequencer 00]
13 0 0 0 DL (threaded) [geom]
100022 D - 0xffffffff82618e90 [g_event]
100023 D - 0xffffffff82618ea0 [g_up]
100024 D - 0xffffffff82618e98 [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 [swi4: clock
(0)]
100018 I [swi4: clock
(1)]
100019 I [swi3: vm]
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 [irq1: atkbd0]
100046 I [irq12: psm0]
100047 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 0xfffff800032c6530 [init]
10 0 0 0 DL audit_w 0xffffffff82660b00 [audit]
0 0 0 0 DLs (threaded) [kernel]
100000 D swapin 0xffffffff82607808 [swapper]
100005 D - 0xfffff800031f5a00 [thread taskq]
100007 D - 0xfffff800031ebe00 [config_0]
100008 D - 0xfffff800031f5500 [kqueue_ctx
taskq]
100009 D - 0xfffff800031f5300 [aiod_kick
taskq]
100012 D - 0xfffff800031ebd00
[if_config_tqg_0]
100013 D - 0xfffff800031ebc00 [softirq_0]
100014 D - 0xfffff800031ebb00 [softirq_1]
100015 D - 0xfffff800031eba00 [if_io_tqg_0]
100016 D - 0xfffff800031eb900 [if_io_tqg_1]
100021 D - 0xfffff800031f4200 [firmware
taskq]
100026 D - 0xfffff800031f3b00 [crypto_0]
100027 D - 0xfffff800031f3b00 [crypto_1]
100041 D - 0xfffff80003555900 [vtnet0 rxq 0]
100042 D - 0xfffff80003555800 [vtnet0 txq 0]
100043 D - 0xfffff80003555700 [vtnet0 rxq 1]
100044 D - 0xfffff80003555600 [vtnet0 txq 1]
100048 D - 0xfffff800031f6e00 [mca taskq]
100051 D - 0xffffffff824fb641 [deadlkres]
100056 D - 0xfffff80003a2f300 [acpi_task_0]
100057 D - 0xfffff80003a2f300 [acpi_task_1]
100058 D - 0xfffff80003a2f300 [acpi_task_2]
100059 D - 0xfffff800031f3400 [CAM taskq]
770 766 770 0 Z syz-executor.1
db> show all locks
Process 1664 (syz-executor.2) thread 0xfffff80012cb5000 (100266)
exclusive sx so_rcv_sx (so_rcv_sx) r = 0 (0xfffff80003e59178) locked @
/syzkaller/managers/main/kernel/sys/kern/uipc_sockbuf.c:393
Process 774 (syz-executor.3) thread 0xfffff80003da76e0 (100082)
exclusive rm in6_ifaddr_lock (in6_ifaddr_lock) r = 0 (0xffffffff82660028)
locked @ /syzkaller/managers/main/kernel/sys/netinet6/in6.c:1337
Process 766 (syz-fuzzer) thread 0xfffff8001258c000 (100101)
exclusive rw vm object (vm object) r = 0 (0xfffff800341e0738) locked @
/syzkaller/managers/main/kernel/sys/vm/vm_object.c:592
Process 493 (syslogd) thread 0xfffff800124ab6e0 (100092)
exclusive lockmgr ufs (ufs) r = 0 (0xfffff800123bfd88) locked @
/syzkaller/managers/main/kernel/sys/kern/vfs_syscalls.c:3424
db> show malloc
Type InUse MemUse Requests
devbuf 4206 4793K 4234
vtbuf 24 1968K 46
callout 3 1672K 3
kobj 333 1332K 489
sysctloid 22744 1314K 22806
newblk 17 1028K 3715
vfscache 4 1025K 4
inodedep 213 618K 945
pcb 30 546K 1431
ufs_quota 1 512K 1
vfs_hash 1 512K 1
intr 4 388K 4
subproc 128 257K 1763
acpica 1674 185K 49400
vnet_data 1 168K 1
pagedep 10 131K 775
tfo_ccache 1 128K 1
sem 4 106K 4
DEVFS1 105 105K 122
filedesc 13 93K 1531
linker 221 89K 252
bus 969 78K 3157
mtx_pool 2 72K 2
syncache 1 68K 1
acpitask 1 64K 1
ddb_capture 1 64K 1
module 495 62K 495
umtx 320 40K 320
BPF 22 36K 30
gtaskqueue 22 34K 22
hostcache 1 32K 1
shm 1 32K 12
kdtrace 167 32K 5654
DEVFS3 124 31K 134
msg 4 30K 4
DEVFS_RULE 56 27K 56
dirrem 199 25K 819
freefile 199 25K 816
ifaddr 72 24K 75
kbdmux 6 22K 6
vmem 3 20K 6
temp 34 17K 2238
ufs_mount 3 17K 4
proc 3 17K 3
tty 16 16K 16
tidhash 1 16K 1
cred 57 15K 280
ithread 87 15K 87
lltable 38 13K 51
KTRACE 100 13K 100
ifnet 7 13K 7
ether_multi 146 12K 177
kenv 95 12K 99
eventhandler 122 11K 122
pfs_nodes 20 10K 20
GEOM 60 10K 487
rman 80 10K 421
in6_multi 65 9K 89
bmsafemap 2 9K 920
devstat 4 9K 4
UART 12 9K 12
rpc 2 8K 2
sctp_timw 32 8K 32
shmfd 1 8K 1
pfs_vncache 1 8K 1
select 59 8K 59
audit_evclass 231 8K 289
CAM DEV 3 6K 508
plimit 22 6K 405
vt 11 6K 11
routetbl 44 6K 62
sglist 5 6K 5
CAM queue 5 6K 1522
taskqueue 42 5K 42
ufs_dirhash 12 5K 26
CAM CCB 2 4K 6604
memdesc 1 4K 1
MCA 32 4K 32
evdev 4 4K 4
UMA 233 4K 233
sctp_atcl 7 4K 897
kqueue 55 4K 1696
session 27 4K 43
pgrp 27 4K 45
hhook 13 4K 13
sctp_stro 3 3K 258
DEVFSP 46 3K 78
terminal 11 3K 11
proc-args 48 3K 627
acpisem 21 3K 21
lockf 24 3K 44
freework 11 3K 1366
freeblks 10 3K 848
kcovinfo 39 3K 68
uidinfo 4 3K 5
local_apic 1 2K 1
io_apic 1 2K 1
ipsec-saq 2 2K 2
ip6ndp 12 2K 21
Unitno 32 2K 2433
sctp_ifa 13 2K 17
CAM XPT 22 2K 541
acpidev 20 2K 20
crypto 2 2K 2
msi 9 2K 9
tun 7 2K 7
ipsecpolicy 1 1K 1
sahead 1 1K 1
secasvar 1 1K 1
in_multi 4 1K 7
clone 8 1K 8
NFSD session 1 1K 1
mkdir 7 1K 1504
CAM periph 4 1K 270
mld 6 1K 6
igmp 6 1K 6
toponodes 6 1K 6
isadev 6 1K 6
mount 16 1K 86
pci_link 10 1K 10
diradd 5 1K 854
CAM SIM 2 1K 2
softdep 1 1K 1
sctp_ifn 4 1K 6
chacha20random 1 1K 1
epoch 4 1K 4
cdev 2 1K 2
inpcbpolicy 15 1K 2503
encap_export_host 8 1K 8
sctp_atky 10 1K 1155
pfil 3 1K 3
osd 3 1K 9
newdirblk 4 1K 752
sctp_aadr 4 1K 4
vnodes 1 1K 1
iov 1 1K 16682
NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1
DEVFS 9 1K 10
feeder 7 1K 7
loginclass 3 1K 3
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_athm 7 1K 899
soname 4 1K 6061
sctp_map 6 1K 516
nexusdev 5 1K 5
entropy 2 1K 39
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
filecaps 2 1K 101
p1003.1b 1 1K 1
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 725
sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0
sbdep 0 0K 19
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 17
allocindir 0 0K 0
indirdep 0 0K 817
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 823
sctp_iter 0 0K 11
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 11
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
vnodemarker 0 0K 42
mpr 0 0K 0
statfs 0 0K 932
export_host 0 0K 0
cl_savebuf 0 0K 6
biobuf 0 0K 0
aios 0 0K 0
lio 0 0K 0
acl 0 0K 0
mfibuf 0 0K 0
mbuf_tag 0 0K 150
accf 0 0K 0
pts 0 0K 0
ioctlops 0 0K 180
Witness 0 0K 0
stack 0 0K 0
md_sectors 0 0K 0
sbuf 0 0K 364
md_disk 0 0K 0
compressor 0 0K 0
malodev 0 0K 0
SWAP 0 0K 0
LED 0 0K 0
sysctltmp 0 0K 634
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 5
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
Mar 1, 2020, 8:11:08 PM3/1/20
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.
Reply all
Reply to author
Forward
0 new messages