corrupted report
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syzbot
Jan 22, 2020, 6:19:11 PM1/22/20
to syzkaller-f...@googlegroups.com
Hello,
syzbot found the following crash on:
HEAD commit: b17accbc Bring back redirect route expiration.
git tree: freebsd
console output: https://syzkaller.appspot.com/x/log.txt?x=16e81a6ee00000
dashboard link: https://syzkaller.appspot.com/bug?extid=0881ecd940f9fa78db21
userspace arch: i386
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+0881ec...@syzkaller.appspotmail.com
Waiting for PIDS: 422panic: Assertion in_epoch(net_epoch_preempt) failed at /syzkaller/managers/i386/kernel/sys/netinet/ip_output.c:325
cpuid = 1
time = 1579735102
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe002450a490
vpanic() at vpanic+0x1ce/frame 0xfffffe002450a500
panic() at panic+0x43/frame 0xfffffe002450a560
ip_output() at ip_output+0x2558/frame 0xfffffe002450a700
sctp_lowlevel_chunk_output() at sctp_lowlevel_chunk_output+0x101c/frame 0xfffffe002450a850
sctp_send_initiate() at sctp_send_initiate+0xa53/frame 0xfffffe002450a950
sctp_connect() at sctp_connect+0x4b1/frame 0xfffffe002450a9b0
soconnectat() at soconnectat+0x183/frame 0xfffffe002450aa10
kern_connectat() at kern_connectat+0x1ec/frame 0xfffffe002450aa70
sys_connect() at sys_connect+0xd9/frame 0xfffffe002450aab0
ia32_syscall() at ia32_syscall+0x48c/frame 0xfffffe002450abf0
int0x80_syscall_common() at int0x80_syscall_common+0x9c/frame 0x81425ce
KDB: enter: panic
[ thread pid 1236 tid 100638 ]
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 0
rax 0x12
rcx 0xfffffe002b200000
rdx 0x3ffff
rbx 0
rsp 0xfffffe002450a470
rbp 0xfffffe002450a490
rsi 0x40001
rdi 0xffffffff810ba276 vprintf+0x176
r8 0
r9 0xffffffff
r10 0x448 ll+0x427
r11 0xb6c31ce8
r12 0xffffffff82068d90 ddb_dbbe
r13 0
r14 0xffffffff819363ab
r15 0xffffffff819363ab
rip 0xffffffff810af337 kdb_enter+0x67
rflags 0x200082 kernphys+0x82
kdb_enter+0x67: movq $0,0x1466de6(%rip)
db> show proc
Process 1236 (syz-executor.3) at 0xfffff8003adaea60:
state: NORMAL
uid: 0 gids: 0, 0, 5
parent: pid 784 at 0xfffff80003dab530
ABI: FreeBSD ELF32
arguments: /root/syz-executor.3
reaper: 0xfffff800032fa530 reapsubtree: 1
sigparent: 20
vmspace: 0xfffff8003a4ce000
(map 0xfffff8003a4ce000)
(map.pmap 0xfffff8003a4ce0c0)
(pmap 0xfffff8003a4ce120)
threads: 4
100113 RunQ syz-executor.3
100633 S pipdwt 0xfffff80003d955f0 syz-executor.3
100634 S pipdwt 0xfffff80003d875f0 syz-executor.3
100638 Run CPU 1 syz-executor.3
db> ps
pid ppid pgrp uid state wmesg wchan cmd
1239 769 769 0 R (threaded) syz-executor.1
100264 Run CPU 0 syz-executor.1
100637 S sbwait 0xfffff80003efc55c syz-executor.1
1237 772 772 0 R (threaded) syz-executor.2
100097 RunQ syz-executor.2
100632 S accept 0xfffff80003eff168 syz-executor.2
100635 S uwait 0xfffff80003300980 syz-executor.2
1236 784 784 0 R (threaded) syz-executor.3
100113 RunQ syz-executor.3
100633 S pipdwt 0xfffff80003d955f0 syz-executor.3
100634 S pipdwt 0xfffff80003d875f0 syz-executor.3
100638 Run CPU 1 syz-executor.3
1234 768 768 0 S (threaded) syz-executor.0
100385 S nanslp 0xffffffff824fed21 syz-executor.0
100629 S sbwait 0xfffff80003efc8e4 syz-executor.0
100630 S uwait 0xfffff80003db3800 syz-executor.0
1125 1120 904 0 S+ kqread 0xfffff80003b33c00 pwait
1120 904 904 0 S+ wait 0xfffff8003a54f530 sh
909 907 904 0 S+ nanslp 0xffffffff824fed20 sleep
907 904 904 0 S+ wait 0xfffff8003a53b530 sh
904 1 904 0 Ss+ wait 0xfffff8003ae27a60 sh
821 811 821 0 Ss select 0xfffff80003cc5bc0 dhclient
815 1 815 0 Ss select 0xfffff80003cf0dc0 dhclient
811 796 422 65 S select 0xfffff80003cef840 dhclient
796 422 422 0 S wait 0xfffff80003f5c530 sh
784 766 784 0 Rs syz-executor.3
772 766 772 0 Rs syz-executor.2
769 766 769 0 Rs syz-executor.1
768 766 768 0 Rs syz-executor.0
766 764 764 0 S (threaded) syz-fuzzer
100084 S uwait 0xfffff80003e0aa00 syz-fuzzer
100105 S uwait 0xfffff80003db3900 syz-fuzzer
100106 S uwait 0xfffff80003db3a00 syz-fuzzer
100107 S uwait 0xfffff80003db3b00 syz-fuzzer
100108 S uwait 0xfffff80003e0b180 syz-fuzzer
100109 S kqread 0xfffff8000333b700 syz-fuzzer
100110 S uwait 0xfffff80003a4a200 syz-fuzzer
100111 S uwait 0xfffff80003a45280 syz-fuzzer
100112 S uwait 0xfffff80003a45380 syz-fuzzer
100129 S uwait 0xfffff80003db3500 syz-fuzzer
764 762 764 0 Ss pause 0xfffff800035445d8 csh
762 1 762 0 Ss select 0xfffff80003cef0c0 sshd
736 1 22 0 S+ piperd 0xfffff80003e3b2f8 logger
735 734 22 0 S+ nanslp 0xffffffff824fed20 sleep
734 1 22 0 S+ wait 0xfffff80003dab000 sh
493 1 493 0 Ss select 0xfffff80003cef140 syslogd
422 1 422 0 Ss wait 0xfffff80003afd000 devd
421 1 421 65 Ss select 0xfffff80003cef1c0 dhclient
336 1 336 0 Ss select 0xfffff80003d288c0 dhclient
333 1 333 0 Ss select 0xfffff80003cef7c0 dhclient
21 0 0 0 DL syncer 0xffffffff825d5198 [syncer]
20 0 0 0 DL vlruwt 0xfffff80003b04000 [vnlru]
19 0 0 0 DL (threaded) [bufdaemon]
100065 D qsleep 0xffffffff825d4698 [bufdaemon]
100070 D - 0xffffffff8200a980 [bufspacedaemon-0]
100080 D sdflush 0xfffff80003cfb8e8 [/ 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 0xffffffff8153d4b0 [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]
100054 D - 0xffffffff81cd9e01 [deadlkres]
100057 D - 0xfffff80003b36100 [acpi_task_0]
100058 D - 0xfffff80003b36100 [acpi_task_1]
100059 D - 0xfffff80003b36100 [acpi_task_2]
100061 D - 0xfffff8000333c100 [CAM taskq]
db> show all locks
Process 1239 (syz-executor.1) thread 0xfffff8003af30000 (100264)
exclusive sleep mutex umtxql (umtxql) r = 0 (0xffffffff8250c2d0) locked @ /syzkaller/managers/i386/kernel/sys/kern/kern_umtx.c:507
Process 1236 (syz-executor.3) thread 0xfffff8003af2f000 (100638)
exclusive sleep mutex sctp-tcb (tcb) r = 0 (0xfffff800080ac928) locked @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.c:4370
exclusive sleep mutex sctp-create (inp_create) r = 0 (0xfffff8003ae97488) locked @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_usrreq.c:7038
Process 1234 (syz-executor.0) thread 0xfffff8003af2c000 (100629)
exclusive sx so_rcv_sx (so_rcv_sx) r = 0 (0xfffff80003efc888) locked @ /syzkaller/managers/i386/kernel/sys/kern/uipc_sockbuf.c:393
db> show malloc
Type InUse MemUse Requests
devbuf 4213 4851K 4238
vtbuf 24 1968K 46
sysctloid 26527 1553K 26591
kobj 331 1324K 487
newblk 576 1168K 2012
vfscache 4 1025K 4
inodedep 109 566K 409
pcb 26 539K 340
ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
intr 4 388K 4
subproc 123 237K 1313
acpica 1674 185K 49750
vnet_data 1 168K 1
filedesc 21 149K 495
pagedep 20 133K 244
tfo_ccache 1 128K 1
sem 4 106K 4
DEVFS1 105 105K 122
linker 221 89K 252
bus 986 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
BPF 22 36K 22
gtaskqueue 22 34K 22
kdtrace 167 33K 3046
hostcache 1 32K 1
shm 1 32K 18
DEVFS3 124 31K 134
msg 4 30K 4
DEVFS_RULE 56 27K 56
ifaddr 71 24K 73
kbdmux 6 22K 6
vmem 3 19K 4
lltable 47 18K 47
temp 34 17K 1982
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
freefile 75 10K 325
bmsafemap 2 9K 397
devstat 4 9K 4
UART 12 9K 12
dirrem 64 8K 331
rpc 2 8K 2
shmfd 1 8K 1
pfs_vncache 1 8K 1
routetbl 58 8K 62
cred 31 8K 225
audit_evclass 231 8K 289
kqueue 54 7K 1250
CAM DEV 3 6K 508
select 45 6K 45
vt 11 6K 11
sglist 5 6K 5
CAM queue 5 6K 1522
ufs_dirhash 24 5K 24
DEVFSP 72 5K 76
taskqueue 42 5K 42
freework 18 5K 774
memdesc 1 4K 1
MCA 32 4K 32
evdev 4 4K 4
kcovinfo 64 4K 68
UMA 234 4K 234
diradd 30 4K 363
sctp_timw 13 4K 13
plimit 13 4K 363
hhook 13 4K 13
acpisem 22 3K 22
indirdep 11 3K 630
terminal 11 3K 11
mkdir 20 3K 466
uidinfo 5 3K 6
sctp_ifa 17 3K 17
proc-args 39 3K 586
local_apic 1 2K 1
io_apic 1 2K 1
ipsec-saq 2 2K 2
session 16 2K 36
pgrp 16 2K 36
ip6ndp 12 2K 22
lockf 17 2K 77
CAM XPT 22 2K 541
in_multi 6 2K 7
Unitno 25 2K 45
acpidev 20 2K 20
freeblks 5 2K 307
crypto 2 2K 2
msi 9 2K 9
tun 7 2K 7
newdirblk 16 1K 233
ipsecpolicy 1 1K 1
sahead 1 1K 1
secasvar 1 1K 1
sctp_atcl 2 1K 111
sctp_stro 1 1K 20
clone 8 1K 8
vnodemarker 2 1K 10
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
inpcbpolicy 10 1K 291
osd 3 1K 9
vnodes 1 1K 5
NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1
DEVFS 9 1K 10
filecaps 8 1K 75
feeder 7 1K 7
loginclass 3 1K 3
CAM path 4 1K 1030
apmdev 1 1K 1
atkbddev 2 1K 2
sctp_atky 3 1K 187
soname 5 1K 5766
pmchooks 1 1K 1
prison 4 1K 4
CAM dev queue 2 1K 2
CAM I/O Scheduler 1 1K 1
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
sctp_athm 2 1K 119
sctp_map 2 1K 40
vnet_data_free 1 1K 1
Per-cpu 1 1K 1
p1003.1b 1 1K 1
CAM CCB 0 0K 4483
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 292
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 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 3
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 136
sctp_iter 0 0K 7
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 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 441
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 111
accf 0 0K 0
pts 0 0K 0
iov 0 0K 15069
ioctlops 0 0K 104
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 618
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
db> serialport: VM disconnected.
---
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https://goo.gl/tpsmEJ#status for how to communicate with syzbot.
syzbot found the following crash on:
HEAD commit: b17accbc Bring back redirect route expiration.
git tree: freebsd
console output: https://syzkaller.appspot.com/x/log.txt?x=16e81a6ee00000
dashboard link: https://syzkaller.appspot.com/bug?extid=0881ecd940f9fa78db21
userspace arch: i386
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+0881ec...@syzkaller.appspotmail.com
Waiting for PIDS: 422panic: Assertion in_epoch(net_epoch_preempt) failed at /syzkaller/managers/i386/kernel/sys/netinet/ip_output.c:325
cpuid = 1
time = 1579735102
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe002450a490
vpanic() at vpanic+0x1ce/frame 0xfffffe002450a500
panic() at panic+0x43/frame 0xfffffe002450a560
ip_output() at ip_output+0x2558/frame 0xfffffe002450a700
sctp_lowlevel_chunk_output() at sctp_lowlevel_chunk_output+0x101c/frame 0xfffffe002450a850
sctp_send_initiate() at sctp_send_initiate+0xa53/frame 0xfffffe002450a950
sctp_connect() at sctp_connect+0x4b1/frame 0xfffffe002450a9b0
soconnectat() at soconnectat+0x183/frame 0xfffffe002450aa10
kern_connectat() at kern_connectat+0x1ec/frame 0xfffffe002450aa70
sys_connect() at sys_connect+0xd9/frame 0xfffffe002450aab0
ia32_syscall() at ia32_syscall+0x48c/frame 0xfffffe002450abf0
int0x80_syscall_common() at int0x80_syscall_common+0x9c/frame 0x81425ce
KDB: enter: panic
[ thread pid 1236 tid 100638 ]
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 0
rax 0x12
rcx 0xfffffe002b200000
rdx 0x3ffff
rbx 0
rsp 0xfffffe002450a470
rbp 0xfffffe002450a490
rsi 0x40001
rdi 0xffffffff810ba276 vprintf+0x176
r8 0
r9 0xffffffff
r10 0x448 ll+0x427
r11 0xb6c31ce8
r12 0xffffffff82068d90 ddb_dbbe
r13 0
r14 0xffffffff819363ab
r15 0xffffffff819363ab
rip 0xffffffff810af337 kdb_enter+0x67
rflags 0x200082 kernphys+0x82
kdb_enter+0x67: movq $0,0x1466de6(%rip)
db> show proc
Process 1236 (syz-executor.3) at 0xfffff8003adaea60:
state: NORMAL
uid: 0 gids: 0, 0, 5
parent: pid 784 at 0xfffff80003dab530
ABI: FreeBSD ELF32
arguments: /root/syz-executor.3
reaper: 0xfffff800032fa530 reapsubtree: 1
sigparent: 20
vmspace: 0xfffff8003a4ce000
(map 0xfffff8003a4ce000)
(map.pmap 0xfffff8003a4ce0c0)
(pmap 0xfffff8003a4ce120)
threads: 4
100113 RunQ syz-executor.3
100633 S pipdwt 0xfffff80003d955f0 syz-executor.3
100634 S pipdwt 0xfffff80003d875f0 syz-executor.3
100638 Run CPU 1 syz-executor.3
db> ps
pid ppid pgrp uid state wmesg wchan cmd
1239 769 769 0 R (threaded) syz-executor.1
100264 Run CPU 0 syz-executor.1
100637 S sbwait 0xfffff80003efc55c syz-executor.1
1237 772 772 0 R (threaded) syz-executor.2
100097 RunQ syz-executor.2
100632 S accept 0xfffff80003eff168 syz-executor.2
100635 S uwait 0xfffff80003300980 syz-executor.2
1236 784 784 0 R (threaded) syz-executor.3
100113 RunQ syz-executor.3
100633 S pipdwt 0xfffff80003d955f0 syz-executor.3
100634 S pipdwt 0xfffff80003d875f0 syz-executor.3
100638 Run CPU 1 syz-executor.3
1234 768 768 0 S (threaded) syz-executor.0
100385 S nanslp 0xffffffff824fed21 syz-executor.0
100629 S sbwait 0xfffff80003efc8e4 syz-executor.0
100630 S uwait 0xfffff80003db3800 syz-executor.0
1125 1120 904 0 S+ kqread 0xfffff80003b33c00 pwait
1120 904 904 0 S+ wait 0xfffff8003a54f530 sh
909 907 904 0 S+ nanslp 0xffffffff824fed20 sleep
907 904 904 0 S+ wait 0xfffff8003a53b530 sh
904 1 904 0 Ss+ wait 0xfffff8003ae27a60 sh
821 811 821 0 Ss select 0xfffff80003cc5bc0 dhclient
815 1 815 0 Ss select 0xfffff80003cf0dc0 dhclient
811 796 422 65 S select 0xfffff80003cef840 dhclient
796 422 422 0 S wait 0xfffff80003f5c530 sh
784 766 784 0 Rs syz-executor.3
772 766 772 0 Rs syz-executor.2
769 766 769 0 Rs syz-executor.1
768 766 768 0 Rs syz-executor.0
766 764 764 0 S (threaded) syz-fuzzer
100084 S uwait 0xfffff80003e0aa00 syz-fuzzer
100105 S uwait 0xfffff80003db3900 syz-fuzzer
100106 S uwait 0xfffff80003db3a00 syz-fuzzer
100107 S uwait 0xfffff80003db3b00 syz-fuzzer
100108 S uwait 0xfffff80003e0b180 syz-fuzzer
100109 S kqread 0xfffff8000333b700 syz-fuzzer
100110 S uwait 0xfffff80003a4a200 syz-fuzzer
100111 S uwait 0xfffff80003a45280 syz-fuzzer
100112 S uwait 0xfffff80003a45380 syz-fuzzer
100129 S uwait 0xfffff80003db3500 syz-fuzzer
764 762 764 0 Ss pause 0xfffff800035445d8 csh
762 1 762 0 Ss select 0xfffff80003cef0c0 sshd
736 1 22 0 S+ piperd 0xfffff80003e3b2f8 logger
735 734 22 0 S+ nanslp 0xffffffff824fed20 sleep
734 1 22 0 S+ wait 0xfffff80003dab000 sh
493 1 493 0 Ss select 0xfffff80003cef140 syslogd
422 1 422 0 Ss wait 0xfffff80003afd000 devd
421 1 421 65 Ss select 0xfffff80003cef1c0 dhclient
336 1 336 0 Ss select 0xfffff80003d288c0 dhclient
333 1 333 0 Ss select 0xfffff80003cef7c0 dhclient
21 0 0 0 DL syncer 0xffffffff825d5198 [syncer]
20 0 0 0 DL vlruwt 0xfffff80003b04000 [vnlru]
19 0 0 0 DL (threaded) [bufdaemon]
100065 D qsleep 0xffffffff825d4698 [bufdaemon]
100070 D - 0xffffffff8200a980 [bufspacedaemon-0]
100080 D sdflush 0xfffff80003cfb8e8 [/ 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 0xffffffff8153d4b0 [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]
100054 D - 0xffffffff81cd9e01 [deadlkres]
100057 D - 0xfffff80003b36100 [acpi_task_0]
100058 D - 0xfffff80003b36100 [acpi_task_1]
100059 D - 0xfffff80003b36100 [acpi_task_2]
100061 D - 0xfffff8000333c100 [CAM taskq]
db> show all locks
Process 1239 (syz-executor.1) thread 0xfffff8003af30000 (100264)
exclusive sleep mutex umtxql (umtxql) r = 0 (0xffffffff8250c2d0) locked @ /syzkaller/managers/i386/kernel/sys/kern/kern_umtx.c:507
Process 1236 (syz-executor.3) thread 0xfffff8003af2f000 (100638)
exclusive sleep mutex sctp-tcb (tcb) r = 0 (0xfffff800080ac928) locked @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.c:4370
exclusive sleep mutex sctp-create (inp_create) r = 0 (0xfffff8003ae97488) locked @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_usrreq.c:7038
Process 1234 (syz-executor.0) thread 0xfffff8003af2c000 (100629)
exclusive sx so_rcv_sx (so_rcv_sx) r = 0 (0xfffff80003efc888) locked @ /syzkaller/managers/i386/kernel/sys/kern/uipc_sockbuf.c:393
db> show malloc
Type InUse MemUse Requests
devbuf 4213 4851K 4238
vtbuf 24 1968K 46
sysctloid 26527 1553K 26591
kobj 331 1324K 487
newblk 576 1168K 2012
vfscache 4 1025K 4
inodedep 109 566K 409
pcb 26 539K 340
ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
intr 4 388K 4
subproc 123 237K 1313
acpica 1674 185K 49750
vnet_data 1 168K 1
filedesc 21 149K 495
pagedep 20 133K 244
tfo_ccache 1 128K 1
sem 4 106K 4
DEVFS1 105 105K 122
linker 221 89K 252
bus 986 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
BPF 22 36K 22
gtaskqueue 22 34K 22
kdtrace 167 33K 3046
hostcache 1 32K 1
shm 1 32K 18
DEVFS3 124 31K 134
msg 4 30K 4
DEVFS_RULE 56 27K 56
ifaddr 71 24K 73
kbdmux 6 22K 6
vmem 3 19K 4
lltable 47 18K 47
temp 34 17K 1982
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
freefile 75 10K 325
bmsafemap 2 9K 397
devstat 4 9K 4
UART 12 9K 12
dirrem 64 8K 331
rpc 2 8K 2
shmfd 1 8K 1
pfs_vncache 1 8K 1
routetbl 58 8K 62
cred 31 8K 225
audit_evclass 231 8K 289
kqueue 54 7K 1250
CAM DEV 3 6K 508
select 45 6K 45
vt 11 6K 11
sglist 5 6K 5
CAM queue 5 6K 1522
ufs_dirhash 24 5K 24
DEVFSP 72 5K 76
taskqueue 42 5K 42
freework 18 5K 774
memdesc 1 4K 1
MCA 32 4K 32
evdev 4 4K 4
kcovinfo 64 4K 68
UMA 234 4K 234
diradd 30 4K 363
sctp_timw 13 4K 13
plimit 13 4K 363
hhook 13 4K 13
acpisem 22 3K 22
indirdep 11 3K 630
terminal 11 3K 11
mkdir 20 3K 466
uidinfo 5 3K 6
sctp_ifa 17 3K 17
proc-args 39 3K 586
local_apic 1 2K 1
io_apic 1 2K 1
ipsec-saq 2 2K 2
session 16 2K 36
pgrp 16 2K 36
ip6ndp 12 2K 22
lockf 17 2K 77
CAM XPT 22 2K 541
in_multi 6 2K 7
Unitno 25 2K 45
acpidev 20 2K 20
freeblks 5 2K 307
crypto 2 2K 2
msi 9 2K 9
tun 7 2K 7
newdirblk 16 1K 233
ipsecpolicy 1 1K 1
sahead 1 1K 1
secasvar 1 1K 1
sctp_atcl 2 1K 111
sctp_stro 1 1K 20
clone 8 1K 8
vnodemarker 2 1K 10
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
inpcbpolicy 10 1K 291
osd 3 1K 9
vnodes 1 1K 5
NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1
DEVFS 9 1K 10
filecaps 8 1K 75
feeder 7 1K 7
loginclass 3 1K 3
CAM path 4 1K 1030
apmdev 1 1K 1
atkbddev 2 1K 2
sctp_atky 3 1K 187
soname 5 1K 5766
pmchooks 1 1K 1
prison 4 1K 4
CAM dev queue 2 1K 2
CAM I/O Scheduler 1 1K 1
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
sctp_athm 2 1K 119
sctp_map 2 1K 40
vnet_data_free 1 1K 1
Per-cpu 1 1K 1
p1003.1b 1 1K 1
CAM CCB 0 0K 4483
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 292
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 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 3
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 136
sctp_iter 0 0K 7
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 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 441
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 111
accf 0 0K 0
pts 0 0K 0
iov 0 0K 15069
ioctlops 0 0K 104
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 618
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
db> serialport: VM disconnected.
---
This bug is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
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syzbot
Apr 21, 2020, 7:19:10 PM4/21/20
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.
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