Fatal trap 12: page fault in pmap_kextract
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syzbot
Mar 16, 2020, 6:14:13 AM3/16/20
to syzkaller-f...@googlegroups.com
Hello,
syzbot found the following crash on:
HEAD commit: 937b338a if_muge: whitespace and style cleanup
git tree: freebsd
console output: https://syzkaller.appspot.com/x/log.txt?x=10d89619e00000
dashboard link: https://syzkaller.appspot.com/bug?extid=6a6aa7854450235da388
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+6a6aa7...@syzkaller.appspotmail.com
Fatal trap 12: page fault while in kernel mode
cpuid = 1; apic id = 01
fault virtual address = 0xffff80403037b7a8
fault code = supervisor read data, page not present
instruction pointer = 0x20:0xffffffff8173711c
stack pointer = 0x28:0xfffffe0024aa3ee0
frame pointer = 0x28:0xfffffe0024aa3f20
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 = 904 (syz-executor.0)
trap number = 12
panic: page fault
cpuid = 1
time = 1584353596
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe0024aa3b30
vpanic() at vpanic+0x1c7/frame 0xfffffe0024aa3b90
panic() at panic+0x43/frame 0xfffffe0024aa3bf0
trap_fatal() at trap_fatal+0x4ca/frame 0xfffffe0024aa3c70
trap_pfault() at trap_pfault+0xdc/frame 0xfffffe0024aa3cf0
trap() at trap+0x3f8/frame 0xfffffe0024aa3e10
calltrap() at calltrap+0x8/frame 0xfffffe0024aa3e10
--- trap 0xc, rip = 0xffffffff8173711c, rsp = 0xfffffe0024aa3ee0, rbp = 0xfffffe0024aa3f20 ---
pmap_kextract() at pmap_kextract+0x2cc/frame 0xfffffe0024aa3f20
free() at free+0x93/frame 0xfffffe0024aa3f60
ip6_clearpktopts() at ip6_clearpktopts+0x426/frame 0xfffffe0024aa3fa0
ip6_setpktopt() at ip6_setpktopt+0xa72/frame 0xfffffe0024aa4000
ip6_ctloutput() at ip6_ctloutput+0x18be/frame 0xfffffe0024aa4910
tcp_ctloutput() at tcp_ctloutput+0xe2/frame 0xfffffe0024aa4990
sosetopt() at sosetopt+0x101/frame 0xfffffe0024aa4a10
kern_setsockopt() at kern_setsockopt+0x158/frame 0xfffffe0024aa4a90
sys_setsockopt() at sys_setsockopt+0x33/frame 0xfffffe0024aa4ac0
amd64_syscall() at amd64_syscall+0x2f4/frame 0xfffffe0024aa4bf0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe0024aa4bf0
--- syscall (198, FreeBSD ELF64, nosys), rip = 0x41332a, rsp = 0x7fffdffdcf38, rbp = 0x5 ---
KDB: enter: panic
[ thread pid 904 tid 100311 ]
Stopped at kdb_enter+0x67: movq $0,0x146d276(%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 0xfffffe0025400000
rdx 0x3ffff
rbx 0
rsp 0xfffffe0024aa3b10
rbp 0xfffffe0024aa3b30
rsi 0x40001
rdi 0xffffffff810b4d06 vprintf+0x176
r8 0
r9 0xffffffff
r10 0
r11 0xfffffe002497ea10
r12 0xffffffff82068e30 ddb_dbbe
r13 0
r14 0xffffffff81932be6
r15 0xffffffff81932be6
rip 0xffffffff810a9fc7 kdb_enter+0x67
rflags 0x82 ll+0x61
kdb_enter+0x67: movq $0,0x146d276(%rip)
db> show proc
Process 904 (syz-executor.0) at 0xfffff8003bbb2000:
state: NORMAL
uid: 0 gids: 0, 0, 5
parent: pid 768 at 0xfffff8003b695530
ABI: FreeBSD ELF64
arguments: /root/syz-executor.0
reaper: 0xfffff80003311000 reapsubtree: 1
sigparent: 20
vmspace: 0xfffffe000498e9e8
(map 0xfffffe000498e9e8)
(map.pmap 0xfffffe000498eaa8)
(pmap 0xfffffe000498eb08)
threads: 2
100271 s syz-executor.0
100311 Run CPU 1 syz-executor.0
db> ps
pid ppid pgrp uid state wmesg wchan cmd
909 769 769 0 R syz-executor.1
908 776 776 0 R (threaded) syz-executor.2
100113 RunQ syz-executor.2
100327 D biowr 0xfffffe0003f3aa40 syz-executor.2
100328 S sbwait 0xfffffe0003da8704 syz-executor.2
100329 S uwait 0xfffff80003a65900 syz-executor.2
906 789 789 0 R (threaded) syz-executor.3
100139 RunQ syz-executor.3
100316 S sbwait 0xfffffe0003da92d4 syz-executor.3
100317 S sbwait 0xfffffe0003dad55c syz-executor.3
100319 S uwait 0xfffff80003a65c00 syz-executor.3
904 768 768 0 T (threaded) syz-executor.0
100271 s syz-executor.0
100311 Run CPU 1 syz-executor.0
866 1 866 0 Ss select 0xfffff800035734c0 rtsol
865 1 865 0 Ss select 0xfffff80003573640 rtsol
864 1 864 0 Ss select 0xfffff800035736c0 rtsol
861 784 422 0 S kqread 0xfffff80003842400 rtsol
789 766 789 0 Rs syz-executor.3
784 773 422 0 S wait 0xfffff8003b575530 sh
776 766 776 0 Rs syz-executor.2
773 422 422 0 S wait 0xfffff8003b575a60 sh
769 766 769 0 Rs syz-executor.1
768 766 768 0 Rs syz-executor.0
766 764 764 0 S (threaded) syz-fuzzer
100098 S uwait 0xfffff80003a67000 syz-fuzzer
100099 S uwait 0xfffff80003479700 syz-fuzzer
100100 S uwait 0xfffff80003820b00 syz-fuzzer
100101 S uwait 0xfffff80003820b80 syz-fuzzer
100102 S uwait 0xfffff80003a67100 syz-fuzzer
100103 S kqread 0xfffff80003843100 syz-fuzzer
100104 S uwait 0xfffff80003a67200 syz-fuzzer
100105 S uwait 0xfffff80003a64a80 syz-fuzzer
100106 S uwait 0xfffff80003a67300 syz-fuzzer
100107 S uwait 0xfffff80003a64b80 syz-fuzzer
764 762 764 0 Ss pause 0xfffff8003b5310a8 csh
762 680 762 0 Ss select 0xfffff80003573940 sshd
746 1 746 0 Rs+ CPU 0 getty
745 1 745 0 Ss+ ttyin 0xfffff80003b3b0b0 getty
744 1 744 0 Ss+ ttyin 0xfffff80003b3b4b0 getty
743 1 743 0 Ss+ ttyin 0xfffff80003b3b8b0 getty
742 1 742 0 Ss+ ttyin 0xfffff80003b3bcb0 getty
741 1 741 0 Ss+ ttyin 0xfffff80003b3a0b0 getty
740 1 740 0 Ss+ ttyin 0xfffff80003b3a4b0 getty
739 1 739 0 Ss+ ttyin 0xfffff80003b3a8b0 getty
738 1 738 0 Ss+ ttyin 0xfffff80003b3acb0 getty
736 1 22 0 S+ piperd 0xfffff8003b12c8e8 logger
735 734 22 0 S+ nanslp 0xffffffff824ffe40 sleep
734 1 22 0 S+ wait 0xfffff80003cbb000 sh
684 1 684 0 Ss nanslp 0xffffffff824ffe41 cron
680 1 680 0 Ss select 0xfffff8000355f040 sshd
493 1 493 0 Ss select 0xfffff8000355cec0 syslogd
422 1 422 0 Ss wait 0xfffff80003cbb530 devd
421 1 421 65 Ss select 0xfffff80003a7dec0 dhclient
336 1 336 0 Ss select 0xfffff8000355cf40 dhclient
333 1 333 0 Ss select 0xfffff8000355f0c0 dhclient
21 0 0 0 DL vlruwt 0xfffff800033f1a60 [vnlru]
20 0 0 0 DL syncer 0xffffffff825d62d8 [syncer]
19 0 0 0 DL (threaded) [bufdaemon]
100065 D qsleep 0xffffffff825d57d8 [bufdaemon]
100070 D - 0xffffffff8200aa00 [bufspacedaemon-0]
100082 D sdflush 0xfffff8000341ace8 [/ worker]
18 0 0 0 DL psleep 0xffffffff825f1248 [vmdaemon]
17 0 0 0 DL (threaded) [pagedaemon]
100063 D psleep 0xffffffff8261d158 [dom0]
100068 D launds 0xffffffff8261d164 [laundry: dom0]
100069 D umarcl 0xffffffff81536af0 [uma]
16 0 0 0 DL - 0xffffffff8235a6b0 [rand_harvestq]
15 0 0 0 DL waiting 0xffffffff82662720 [sctp_iterator]
9 0 0 0 DL - 0xffffffff825d51dc [soaiod4]
8 0 0 0 DL - 0xffffffff825d51dc [soaiod3]
7 0 0 0 DL - 0xffffffff825d51dc [soaiod2]
6 0 0 0 DL - 0xffffffff825d51dc [soaiod1]
5 0 0 0 RL (threaded) [cam]
100031 RunQ [doneq0]
100062 D - 0xffffffff82235988 [scanner]
4 0 0 0 DL crypto_ 0xfffff8000321b190 [crypto returns 1]
3 0 0 0 DL crypto_ 0xfffff8000321b130 [crypto returns 0]
2 0 0 0 DL crypto_ 0xffffffff825eb2b8 [crypto]
14 0 0 0 DL seqstat 0xfffff80003369888 [sequencer 00]
13 0 0 0 DL (threaded) [geom]
100022 D - 0xffffffff8261b788 [g_event]
100023 D - 0xffffffff8261b798 [g_up]
100024 D - 0xffffffff8261b790 [g_down]
12 0 0 0 WL (threaded) [intr]
100005 I [swi6: Giant taskq]
100007 I [swi5: fast taskq]
100011 I [swi6: task queue]
100017 I [swi1: netisr 0]
100018 I [swi3: vm]
100019 I [swi4: clock (0)]
100020 I [swi4: clock (1)]
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 0xfffff80003311000 [init]
10 0 0 0 DL audit_w 0xffffffff826633b0 [audit]
0 0 0 0 DLs (threaded) [kernel]
100000 D swapin 0xffffffff8260adc8 [swapper]
100006 D - 0xfffff80003338000 [thread taskq]
100008 D - 0xfffff80003205d00 [config_0]
100009 D - 0xfffff80003339d00 [kqueue_ctx taskq]
100010 D - 0xfffff80003339c00 [aiod_kick taskq]
100012 D - 0xfffff80003205c00 [if_config_tqg_0]
100013 D - 0xfffff80003205b00 [if_io_tqg_0]
100014 D - 0xfffff80003205a00 [if_io_tqg_1]
100015 D - 0xfffff80003205900 [softirq_0]
100016 D - 0xfffff80003205800 [softirq_1]
100021 D - 0xfffff80003339a00 [firmware taskq]
100026 D - 0xfffff80003339800 [crypto_0]
100027 D - 0xfffff80003339800 [crypto_1]
100041 D - 0xfffff80003334a00 [vtnet0 rxq 0]
100042 D - 0xfffff80003334900 [vtnet0 txq 0]
100043 D - 0xfffff80003334800 [vtnet0 rxq 1]
100044 D - 0xfffff80003334700 [vtnet0 txq 1]
100046 D vtbslp 0xfffff80003572d80 [virtio_balloon]
100050 D - 0xfffff80003845000 [mca taskq]
100054 D - 0xffffffff81cd5e81 [deadlkres]
100058 D - 0xfffff80003b36500 [acpi_task_0]
100059 D - 0xfffff80003b36500 [acpi_task_1]
100060 D - 0xfffff80003b36500 [acpi_task_2]
100061 D - 0xfffff80003339600 [CAM taskq]
db> show all locks
Process 908 (syz-executor.2) thread 0xfffffe0024c90a00 (100327)
exclusive lockmgr bufwait (bufwait) r = 0 (0xfffffe0003f3aac0) locked @ /syzkaller/managers/main/kernel/sys/kern/vfs_bio.c:1663
exclusive lockmgr ufs (ufs) r = 0 (0xfffff8003b34fbd8) locked @ /syzkaller/managers/main/kernel/sys/kern/vfs_vnops.c:877
Process 906 (syz-executor.3) thread 0xfffffe0024994c00 (100316)
exclusive sx so_snd_sx (so_snd_sx) r = 0 (0xfffffe0003da9278) locked @ /syzkaller/managers/main/kernel/sys/kern/uipc_sockbuf.c:393
Process 904 (syz-executor.0) thread 0xfffffe002497e500 (100311)
exclusive rw tcpinp (tcpinp) r = 0 (0xfffff80003d47020) locked @ /syzkaller/managers/main/kernel/sys/netinet6/ip6_output.c:2049
Process 746 (getty) thread 0xfffffe0003ccd700 (100084)
exclusive sleep mutex ttymtx (ttymtx) r = 0 (0xfffff800033ea808) locked @ /syzkaller/managers/main/kernel/sys/kern/tty.c:216
db> show malloc
Type InUse MemUse Requests
devbuf 4213 4851K 4238
vtbuf 24 1968K 46
sysctloid 26033 1517K 26097
kobj 332 1328K 488
newblk 575 1168K 1009
vfscache 4 1025K 4
pcb 37 548K 227
inodedep 39 531K 155
ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
intr 4 388K 4
subproc 131 269K 983
acpica 1674 185K 52709
vnet_data 1 168K 1
filedesc 21 149K 161
pagedep 20 133K 76
tfo_ccache 1 128K 1
sem 4 106K 4
DEVFS1 105 105K 122
linker 222 89K 253
bus 992 79K 3374
mtx_pool 2 72K 2
syncache 1 68K 1
acpitask 1 64K 1
ddb_capture 1 64K 1
module 494 62K 494
umtx 306 39K 306
kdtrace 182 35K 2087
gtaskqueue 22 34K 22
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
vmem 3 22K 4
kbdmux 6 22K 6
BPF 14 19K 14
lltable 48 18K 49
temp 34 17K 1821
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 1431
KTRACE 100 13K 100
ifnet 7 13K 7
kenv 95 12K 99
in6_multi 89 11K 89
eventhandler 122 11K 122
pfs_nodes 20 10K 20
GEOM 60 10K 487
rman 82 10K 423
bmsafemap 2 9K 136
kqueue 62 9K 916
UART 12 9K 12
devstat 4 9K 4
rpc 2 8K 2
shmfd 1 8K 1
pfs_vncache 1 8K 1
routetbl 57 8K 61
audit_evclass 232 8K 290
CAM DEV 3 6K 510
cred 22 6K 208
vt 11 6K 11
plimit 21 6K 333
sglist 5 6K 5
CAM queue 5 6K 1528
sctp_timw 19 5K 19
ufs_dirhash 24 5K 24
select 36 5K 36
taskqueue 42 5K 42
DEVFSP 70 5K 74
memdesc 1 4K 1
MCA 32 4K 32
sctp_atcl 8 4K 91
evdev 4 4K 4
kcovinfo 64 4K 68
diradd 31 4K 122
UMA 236 4K 236
freework 16 4K 229
session 27 4K 36
pgrp 27 4K 36
hhook 13 4K 13
sctp_stro 3 3K 29
mkdir 22 3K 132
indirdep 11 3K 229
acpisem 22 3K 22
terminal 11 3K 11
proc-args 49 3K 536
uidinfo 3 3K 13
sctp_ifa 17 3K 17
local_apic 1 2K 1
io_apic 1 2K 1
CAM CCB 1 2K 2758
newdirblk 16 2K 66
ipsec-saq 2 2K 2
ip6ndp 12 2K 20
CAM XPT 22 2K 543
lockf 15 2K 22
dirrem 6 2K 90
in_multi 6 2K 7
Unitno 25 2K 45
crypto 2 2K 2
acpidev 20 2K 20
msi 9 2K 9
tun 7 2K 7
softdep 1 1K 1
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 271
inpcbpolicy 27 1K 440
freeblks 3 1K 96
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
freefile 5 1K 84
pfil 4 1K 4
chacha20random 1 1K 1
CAM SIM 2 1K 2
epoch 4 1K 4
cdev 2 1K 2
sctp_atky 11 1K 120
encap_export_host 8 1K 8
osd 3 1K 9
ip6opt 2 1K 37
vnodes 1 1K 2
NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1
DEVFS 9 1K 10
feeder 7 1K 7
loginclass 3 1K 6
soname 5 1K 5781
CAM dev queue 2 1K 2
CAM I/O Scheduler 1 1K 1
apmdev 1 1K 1
atkbddev 2 1K 2
CAM path 4 1K 1034
sctp_athm 8 1K 91
iov 2 1K 13617
pmchooks 1 1K 1
prison 4 1K 4
filecaps 4 1K 78
sctp_map 6 1K 58
nexusdev 5 1K 5
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
ath_hal 0 0K 0
athdev 0 0K 0
madt_table 0 0K 2
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
pvscsi 0 0K 0
smartpqi 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
iavf 0 0K 0
ixl 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
fpukern_ctx 0 0K 0
xen_intr 0 0K 0
ac97 0 0K 0
hdacc 0 0K 0
xen_hvm 0 0K 0
legacydrv 0 0K 0
qpidrv 0 0K 0
hdac 0 0K 0
hdaa 0 0K 0
dmar_idpgtbl 0 0K 0
dmar_dom 0 0K 0
dmar_ctx 0 0K 0
dmar_dmamap 0 0K 0
acpi_perf 0 0K 0
acpicmbat 0 0K 0
SIIS driver 0 0K 0
isci 0 0K 0
bxe_ilt 0 0K 0
xenbus 0 0K 0
vm_fictitious 0 0K 0
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
ag_tgt_map_t malloc 0 0K 0
UMAHash 0 0K 0
ag_slr_map_t malloc 0 0K 0
lDevFlags * malloc 0 0K 0
vm_pgdata 0 0K 0
jblocks 0 0K 0
savedino 0 0K 96
sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0
sbdep 0 0K 3
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 6
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
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 48
sctp_iter 0 0K 9
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 9
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
tiDeviceHandle_t * malloc 0 0K 0
statfs 0 0K 240
export_host 0 0K 0
cl_savebuf 0 0K 2
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
biobuf 0 0K 0
aios 0 0K 0
lio 0 0K 0
acl 0 0K 0
MPSSAS 0 0K 0
mbuf_tag 0 0K 141
accf 0 0K 0
pts 0 0K 0
ioctlops 0 0K 109
Witness 0 0K 0
stack 0 0K 0
mps 0 0K 0
mpr_user 0 0K 0
MPRSAS 0 0K 0
mpr 0 0K 0
mfibuf 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 568
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
pwd 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
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: 937b338a if_muge: whitespace and style cleanup
git tree: freebsd
console output: https://syzkaller.appspot.com/x/log.txt?x=10d89619e00000
dashboard link: https://syzkaller.appspot.com/bug?extid=6a6aa7854450235da388
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+6a6aa7...@syzkaller.appspotmail.com
Fatal trap 12: page fault while in kernel mode
cpuid = 1; apic id = 01
fault virtual address = 0xffff80403037b7a8
fault code = supervisor read data, page not present
instruction pointer = 0x20:0xffffffff8173711c
stack pointer = 0x28:0xfffffe0024aa3ee0
frame pointer = 0x28:0xfffffe0024aa3f20
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 = 904 (syz-executor.0)
trap number = 12
panic: page fault
cpuid = 1
time = 1584353596
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe0024aa3b30
vpanic() at vpanic+0x1c7/frame 0xfffffe0024aa3b90
panic() at panic+0x43/frame 0xfffffe0024aa3bf0
trap_fatal() at trap_fatal+0x4ca/frame 0xfffffe0024aa3c70
trap_pfault() at trap_pfault+0xdc/frame 0xfffffe0024aa3cf0
trap() at trap+0x3f8/frame 0xfffffe0024aa3e10
calltrap() at calltrap+0x8/frame 0xfffffe0024aa3e10
--- trap 0xc, rip = 0xffffffff8173711c, rsp = 0xfffffe0024aa3ee0, rbp = 0xfffffe0024aa3f20 ---
pmap_kextract() at pmap_kextract+0x2cc/frame 0xfffffe0024aa3f20
free() at free+0x93/frame 0xfffffe0024aa3f60
ip6_clearpktopts() at ip6_clearpktopts+0x426/frame 0xfffffe0024aa3fa0
ip6_setpktopt() at ip6_setpktopt+0xa72/frame 0xfffffe0024aa4000
ip6_ctloutput() at ip6_ctloutput+0x18be/frame 0xfffffe0024aa4910
tcp_ctloutput() at tcp_ctloutput+0xe2/frame 0xfffffe0024aa4990
sosetopt() at sosetopt+0x101/frame 0xfffffe0024aa4a10
kern_setsockopt() at kern_setsockopt+0x158/frame 0xfffffe0024aa4a90
sys_setsockopt() at sys_setsockopt+0x33/frame 0xfffffe0024aa4ac0
amd64_syscall() at amd64_syscall+0x2f4/frame 0xfffffe0024aa4bf0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe0024aa4bf0
--- syscall (198, FreeBSD ELF64, nosys), rip = 0x41332a, rsp = 0x7fffdffdcf38, rbp = 0x5 ---
KDB: enter: panic
[ thread pid 904 tid 100311 ]
Stopped at kdb_enter+0x67: movq $0,0x146d276(%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 0xfffffe0025400000
rdx 0x3ffff
rbx 0
rsp 0xfffffe0024aa3b10
rbp 0xfffffe0024aa3b30
rsi 0x40001
rdi 0xffffffff810b4d06 vprintf+0x176
r8 0
r9 0xffffffff
r10 0
r11 0xfffffe002497ea10
r12 0xffffffff82068e30 ddb_dbbe
r13 0
r14 0xffffffff81932be6
r15 0xffffffff81932be6
rip 0xffffffff810a9fc7 kdb_enter+0x67
rflags 0x82 ll+0x61
kdb_enter+0x67: movq $0,0x146d276(%rip)
db> show proc
Process 904 (syz-executor.0) at 0xfffff8003bbb2000:
state: NORMAL
uid: 0 gids: 0, 0, 5
parent: pid 768 at 0xfffff8003b695530
ABI: FreeBSD ELF64
arguments: /root/syz-executor.0
reaper: 0xfffff80003311000 reapsubtree: 1
sigparent: 20
vmspace: 0xfffffe000498e9e8
(map 0xfffffe000498e9e8)
(map.pmap 0xfffffe000498eaa8)
(pmap 0xfffffe000498eb08)
threads: 2
100271 s syz-executor.0
100311 Run CPU 1 syz-executor.0
db> ps
pid ppid pgrp uid state wmesg wchan cmd
909 769 769 0 R syz-executor.1
908 776 776 0 R (threaded) syz-executor.2
100113 RunQ syz-executor.2
100327 D biowr 0xfffffe0003f3aa40 syz-executor.2
100328 S sbwait 0xfffffe0003da8704 syz-executor.2
100329 S uwait 0xfffff80003a65900 syz-executor.2
906 789 789 0 R (threaded) syz-executor.3
100139 RunQ syz-executor.3
100316 S sbwait 0xfffffe0003da92d4 syz-executor.3
100317 S sbwait 0xfffffe0003dad55c syz-executor.3
100319 S uwait 0xfffff80003a65c00 syz-executor.3
904 768 768 0 T (threaded) syz-executor.0
100271 s syz-executor.0
100311 Run CPU 1 syz-executor.0
866 1 866 0 Ss select 0xfffff800035734c0 rtsol
865 1 865 0 Ss select 0xfffff80003573640 rtsol
864 1 864 0 Ss select 0xfffff800035736c0 rtsol
861 784 422 0 S kqread 0xfffff80003842400 rtsol
789 766 789 0 Rs syz-executor.3
784 773 422 0 S wait 0xfffff8003b575530 sh
776 766 776 0 Rs syz-executor.2
773 422 422 0 S wait 0xfffff8003b575a60 sh
769 766 769 0 Rs syz-executor.1
768 766 768 0 Rs syz-executor.0
766 764 764 0 S (threaded) syz-fuzzer
100098 S uwait 0xfffff80003a67000 syz-fuzzer
100099 S uwait 0xfffff80003479700 syz-fuzzer
100100 S uwait 0xfffff80003820b00 syz-fuzzer
100101 S uwait 0xfffff80003820b80 syz-fuzzer
100102 S uwait 0xfffff80003a67100 syz-fuzzer
100103 S kqread 0xfffff80003843100 syz-fuzzer
100104 S uwait 0xfffff80003a67200 syz-fuzzer
100105 S uwait 0xfffff80003a64a80 syz-fuzzer
100106 S uwait 0xfffff80003a67300 syz-fuzzer
100107 S uwait 0xfffff80003a64b80 syz-fuzzer
764 762 764 0 Ss pause 0xfffff8003b5310a8 csh
762 680 762 0 Ss select 0xfffff80003573940 sshd
746 1 746 0 Rs+ CPU 0 getty
745 1 745 0 Ss+ ttyin 0xfffff80003b3b0b0 getty
744 1 744 0 Ss+ ttyin 0xfffff80003b3b4b0 getty
743 1 743 0 Ss+ ttyin 0xfffff80003b3b8b0 getty
742 1 742 0 Ss+ ttyin 0xfffff80003b3bcb0 getty
741 1 741 0 Ss+ ttyin 0xfffff80003b3a0b0 getty
740 1 740 0 Ss+ ttyin 0xfffff80003b3a4b0 getty
739 1 739 0 Ss+ ttyin 0xfffff80003b3a8b0 getty
738 1 738 0 Ss+ ttyin 0xfffff80003b3acb0 getty
736 1 22 0 S+ piperd 0xfffff8003b12c8e8 logger
735 734 22 0 S+ nanslp 0xffffffff824ffe40 sleep
734 1 22 0 S+ wait 0xfffff80003cbb000 sh
684 1 684 0 Ss nanslp 0xffffffff824ffe41 cron
680 1 680 0 Ss select 0xfffff8000355f040 sshd
493 1 493 0 Ss select 0xfffff8000355cec0 syslogd
422 1 422 0 Ss wait 0xfffff80003cbb530 devd
421 1 421 65 Ss select 0xfffff80003a7dec0 dhclient
336 1 336 0 Ss select 0xfffff8000355cf40 dhclient
333 1 333 0 Ss select 0xfffff8000355f0c0 dhclient
21 0 0 0 DL vlruwt 0xfffff800033f1a60 [vnlru]
20 0 0 0 DL syncer 0xffffffff825d62d8 [syncer]
19 0 0 0 DL (threaded) [bufdaemon]
100065 D qsleep 0xffffffff825d57d8 [bufdaemon]
100070 D - 0xffffffff8200aa00 [bufspacedaemon-0]
100082 D sdflush 0xfffff8000341ace8 [/ worker]
18 0 0 0 DL psleep 0xffffffff825f1248 [vmdaemon]
17 0 0 0 DL (threaded) [pagedaemon]
100063 D psleep 0xffffffff8261d158 [dom0]
100068 D launds 0xffffffff8261d164 [laundry: dom0]
100069 D umarcl 0xffffffff81536af0 [uma]
16 0 0 0 DL - 0xffffffff8235a6b0 [rand_harvestq]
15 0 0 0 DL waiting 0xffffffff82662720 [sctp_iterator]
9 0 0 0 DL - 0xffffffff825d51dc [soaiod4]
8 0 0 0 DL - 0xffffffff825d51dc [soaiod3]
7 0 0 0 DL - 0xffffffff825d51dc [soaiod2]
6 0 0 0 DL - 0xffffffff825d51dc [soaiod1]
5 0 0 0 RL (threaded) [cam]
100031 RunQ [doneq0]
100062 D - 0xffffffff82235988 [scanner]
4 0 0 0 DL crypto_ 0xfffff8000321b190 [crypto returns 1]
3 0 0 0 DL crypto_ 0xfffff8000321b130 [crypto returns 0]
2 0 0 0 DL crypto_ 0xffffffff825eb2b8 [crypto]
14 0 0 0 DL seqstat 0xfffff80003369888 [sequencer 00]
13 0 0 0 DL (threaded) [geom]
100022 D - 0xffffffff8261b788 [g_event]
100023 D - 0xffffffff8261b798 [g_up]
100024 D - 0xffffffff8261b790 [g_down]
12 0 0 0 WL (threaded) [intr]
100005 I [swi6: Giant taskq]
100007 I [swi5: fast taskq]
100011 I [swi6: task queue]
100017 I [swi1: netisr 0]
100018 I [swi3: vm]
100019 I [swi4: clock (0)]
100020 I [swi4: clock (1)]
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 0xfffff80003311000 [init]
10 0 0 0 DL audit_w 0xffffffff826633b0 [audit]
0 0 0 0 DLs (threaded) [kernel]
100000 D swapin 0xffffffff8260adc8 [swapper]
100006 D - 0xfffff80003338000 [thread taskq]
100008 D - 0xfffff80003205d00 [config_0]
100009 D - 0xfffff80003339d00 [kqueue_ctx taskq]
100010 D - 0xfffff80003339c00 [aiod_kick taskq]
100012 D - 0xfffff80003205c00 [if_config_tqg_0]
100013 D - 0xfffff80003205b00 [if_io_tqg_0]
100014 D - 0xfffff80003205a00 [if_io_tqg_1]
100015 D - 0xfffff80003205900 [softirq_0]
100016 D - 0xfffff80003205800 [softirq_1]
100021 D - 0xfffff80003339a00 [firmware taskq]
100026 D - 0xfffff80003339800 [crypto_0]
100027 D - 0xfffff80003339800 [crypto_1]
100041 D - 0xfffff80003334a00 [vtnet0 rxq 0]
100042 D - 0xfffff80003334900 [vtnet0 txq 0]
100043 D - 0xfffff80003334800 [vtnet0 rxq 1]
100044 D - 0xfffff80003334700 [vtnet0 txq 1]
100046 D vtbslp 0xfffff80003572d80 [virtio_balloon]
100050 D - 0xfffff80003845000 [mca taskq]
100054 D - 0xffffffff81cd5e81 [deadlkres]
100058 D - 0xfffff80003b36500 [acpi_task_0]
100059 D - 0xfffff80003b36500 [acpi_task_1]
100060 D - 0xfffff80003b36500 [acpi_task_2]
100061 D - 0xfffff80003339600 [CAM taskq]
db> show all locks
Process 908 (syz-executor.2) thread 0xfffffe0024c90a00 (100327)
exclusive lockmgr bufwait (bufwait) r = 0 (0xfffffe0003f3aac0) locked @ /syzkaller/managers/main/kernel/sys/kern/vfs_bio.c:1663
exclusive lockmgr ufs (ufs) r = 0 (0xfffff8003b34fbd8) locked @ /syzkaller/managers/main/kernel/sys/kern/vfs_vnops.c:877
Process 906 (syz-executor.3) thread 0xfffffe0024994c00 (100316)
exclusive sx so_snd_sx (so_snd_sx) r = 0 (0xfffffe0003da9278) locked @ /syzkaller/managers/main/kernel/sys/kern/uipc_sockbuf.c:393
Process 904 (syz-executor.0) thread 0xfffffe002497e500 (100311)
exclusive rw tcpinp (tcpinp) r = 0 (0xfffff80003d47020) locked @ /syzkaller/managers/main/kernel/sys/netinet6/ip6_output.c:2049
Process 746 (getty) thread 0xfffffe0003ccd700 (100084)
exclusive sleep mutex ttymtx (ttymtx) r = 0 (0xfffff800033ea808) locked @ /syzkaller/managers/main/kernel/sys/kern/tty.c:216
db> show malloc
Type InUse MemUse Requests
devbuf 4213 4851K 4238
vtbuf 24 1968K 46
sysctloid 26033 1517K 26097
kobj 332 1328K 488
newblk 575 1168K 1009
vfscache 4 1025K 4
pcb 37 548K 227
inodedep 39 531K 155
ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
intr 4 388K 4
subproc 131 269K 983
acpica 1674 185K 52709
vnet_data 1 168K 1
filedesc 21 149K 161
pagedep 20 133K 76
tfo_ccache 1 128K 1
sem 4 106K 4
DEVFS1 105 105K 122
linker 222 89K 253
bus 992 79K 3374
mtx_pool 2 72K 2
syncache 1 68K 1
acpitask 1 64K 1
ddb_capture 1 64K 1
module 494 62K 494
umtx 306 39K 306
kdtrace 182 35K 2087
gtaskqueue 22 34K 22
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
vmem 3 22K 4
kbdmux 6 22K 6
BPF 14 19K 14
lltable 48 18K 49
temp 34 17K 1821
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 1431
KTRACE 100 13K 100
ifnet 7 13K 7
kenv 95 12K 99
in6_multi 89 11K 89
eventhandler 122 11K 122
pfs_nodes 20 10K 20
GEOM 60 10K 487
rman 82 10K 423
bmsafemap 2 9K 136
kqueue 62 9K 916
UART 12 9K 12
devstat 4 9K 4
rpc 2 8K 2
shmfd 1 8K 1
pfs_vncache 1 8K 1
routetbl 57 8K 61
audit_evclass 232 8K 290
CAM DEV 3 6K 510
cred 22 6K 208
vt 11 6K 11
plimit 21 6K 333
sglist 5 6K 5
CAM queue 5 6K 1528
sctp_timw 19 5K 19
ufs_dirhash 24 5K 24
select 36 5K 36
taskqueue 42 5K 42
DEVFSP 70 5K 74
memdesc 1 4K 1
MCA 32 4K 32
sctp_atcl 8 4K 91
evdev 4 4K 4
kcovinfo 64 4K 68
diradd 31 4K 122
UMA 236 4K 236
freework 16 4K 229
session 27 4K 36
pgrp 27 4K 36
hhook 13 4K 13
sctp_stro 3 3K 29
mkdir 22 3K 132
indirdep 11 3K 229
acpisem 22 3K 22
terminal 11 3K 11
proc-args 49 3K 536
uidinfo 3 3K 13
sctp_ifa 17 3K 17
local_apic 1 2K 1
io_apic 1 2K 1
CAM CCB 1 2K 2758
newdirblk 16 2K 66
ipsec-saq 2 2K 2
ip6ndp 12 2K 20
CAM XPT 22 2K 543
lockf 15 2K 22
dirrem 6 2K 90
in_multi 6 2K 7
Unitno 25 2K 45
crypto 2 2K 2
acpidev 20 2K 20
msi 9 2K 9
tun 7 2K 7
softdep 1 1K 1
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 271
inpcbpolicy 27 1K 440
freeblks 3 1K 96
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
freefile 5 1K 84
pfil 4 1K 4
chacha20random 1 1K 1
CAM SIM 2 1K 2
epoch 4 1K 4
cdev 2 1K 2
sctp_atky 11 1K 120
encap_export_host 8 1K 8
osd 3 1K 9
ip6opt 2 1K 37
vnodes 1 1K 2
NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1
DEVFS 9 1K 10
feeder 7 1K 7
loginclass 3 1K 6
soname 5 1K 5781
CAM dev queue 2 1K 2
CAM I/O Scheduler 1 1K 1
apmdev 1 1K 1
atkbddev 2 1K 2
CAM path 4 1K 1034
sctp_athm 8 1K 91
iov 2 1K 13617
pmchooks 1 1K 1
prison 4 1K 4
filecaps 4 1K 78
sctp_map 6 1K 58
nexusdev 5 1K 5
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
ath_hal 0 0K 0
athdev 0 0K 0
madt_table 0 0K 2
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
pvscsi 0 0K 0
smartpqi 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
iavf 0 0K 0
ixl 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
fpukern_ctx 0 0K 0
xen_intr 0 0K 0
ac97 0 0K 0
hdacc 0 0K 0
xen_hvm 0 0K 0
legacydrv 0 0K 0
qpidrv 0 0K 0
hdac 0 0K 0
hdaa 0 0K 0
dmar_idpgtbl 0 0K 0
dmar_dom 0 0K 0
dmar_ctx 0 0K 0
dmar_dmamap 0 0K 0
acpi_perf 0 0K 0
acpicmbat 0 0K 0
SIIS driver 0 0K 0
isci 0 0K 0
bxe_ilt 0 0K 0
xenbus 0 0K 0
vm_fictitious 0 0K 0
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
ag_tgt_map_t malloc 0 0K 0
UMAHash 0 0K 0
ag_slr_map_t malloc 0 0K 0
lDevFlags * malloc 0 0K 0
vm_pgdata 0 0K 0
jblocks 0 0K 0
savedino 0 0K 96
sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0
sbdep 0 0K 3
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 6
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
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 48
sctp_iter 0 0K 9
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 9
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
tiDeviceHandle_t * malloc 0 0K 0
statfs 0 0K 240
export_host 0 0K 0
cl_savebuf 0 0K 2
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
biobuf 0 0K 0
aios 0 0K 0
lio 0 0K 0
acl 0 0K 0
MPSSAS 0 0K 0
mbuf_tag 0 0K 141
accf 0 0K 0
pts 0 0K 0
ioctlops 0 0K 109
Witness 0 0K 0
stack 0 0K 0
mps 0 0K 0
mpr_user 0 0K 0
MPRSAS 0 0K 0
mpr 0 0K 0
mfibuf 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 568
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
pwd 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
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.
Mark Johnston
Mar 19, 2020, 12:44:48 PM3/19/20
to syzbot, syzkaller-f...@googlegroups.com
> ---
> 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.
>
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