panic: Memory modified after free ADDR(112) val=ADDR @ ADDR
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syzbot
Jan 27, 2020, 8:27:10 PM1/27/20
to syzkaller-f...@googlegroups.com
Hello,
syzbot found the following crash on:
HEAD commit: 557bedea Fix aggregating geoms for BIO_SPEEDUP.
git tree: freebsd
console output: https://syzkaller.appspot.com/x/log.txt?x=1266805ee00000
dashboard link: https://syzkaller.appspot.com/bug?extid=d858368d10757c13d907
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+d85836...@syzkaller.appspotmail.com
panic: Memory modified after free 0xfffff8001e35ee00(112) val=1adc0de @ 0xfffff8001e35ee64
cpuid = 0
time = 1580174760
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe002459b3a0
vpanic() at vpanic+0x1ce/frame 0xfffffe002459b410
panic() at panic+0x43/frame 0xfffffe002459b470
trash_ctor() at trash_ctor+0xa7/frame 0xfffffe002459b4b0
item_ctor() at item_ctor+0x99/frame 0xfffffe002459b520
uma_zalloc_arg() at uma_zalloc_arg+0x216/frame 0xfffffe002459b580
sctp_lower_sosend() at sctp_lower_sosend+0x482c/frame 0xfffffe002459b780
sctp_sosend() at sctp_sosend+0x4fe/frame 0xfffffe002459b8b0
sosend() at sosend+0xc6/frame 0xfffffe002459b920
kern_sendit() at kern_sendit+0x32d/frame 0xfffffe002459b9d0
freebsd32_sendmsg() at freebsd32_sendmsg+0x256/frame 0xfffffe002459bab0
ia32_syscall() at ia32_syscall+0x48c/frame 0xfffffe002459bbf0
int0x80_syscall_common() at int0x80_syscall_common+0x9c/frame 0x8143001
KDB: enter: panic
[ thread pid 11450 tid 101000 ]
Stopped at kdb_enter+0x67: movq $0,0x1466bd6(%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 0xfffffe002b400000
rdx 0x3ffff
rbx 0
rsp 0xfffffe002459b380
rbp 0xfffffe002459b3a0
rsi 0x40001
rdi 0xffffffff810ba406 vprintf+0x176
r8 0
r9 0xffffffff
r10 0xac9a4653
r11 0x60945a01
r12 0xffffffff82068d90 ddb_dbbe
r13 0
r14 0xffffffff8193880c
r15 0xffffffff8193880c
rip 0xffffffff810af4c7 kdb_enter+0x67
rflags 0x200082 kernphys+0x82
kdb_enter+0x67: movq $0,0x1466bd6(%rip)
db> show proc
Process 11450 (syz-executor.3) at 0xfffff8003a591000:
state: NORMAL
uid: 0 gids: 0, 0, 5
parent: pid 792 at 0xfffff8003ae99a60
ABI: FreeBSD ELF32
arguments: /root/syz-executor.3
reaper: 0xfffff800032fa530 reapsubtree: 1
sigparent: 20
vmspace: 0xfffff8003a845000
(map 0xfffff8003a845000)
(map.pmap 0xfffff8003a8450c0)
(pmap 0xfffff8003a845120)
threads: 5
100098 Run CPU 1 syz-executor.3
100997 S accept 0xfffff80003eb64f0 syz-executor.3
100998 S connec 0xfffff80003ec0800 syz-executor.3
100999 S sbwait 0xfffff80003e2ec6c syz-executor.3
101000 Run CPU 0 syz-executor.3
db> ps
pid ppid pgrp uid state wmesg wchan cmd
11450 792 792 0 R (threaded) syz-executor.3
100098 Run CPU 1 syz-executor.3
100997 S accept 0xfffff80003eb64f0 syz-executor.3
100998 S connec 0xfffff80003ec0800 syz-executor.3
100999 S sbwait 0xfffff80003e2ec6c syz-executor.3
101000 Run CPU 0 syz-executor.3
11449 768 768 0 S (threaded) syz-executor.0
100450 S nanslp 0xffffffff824feca0 syz-executor.0
100991 S accept 0xfffff80003ec0c00 syz-executor.0
100993 S select 0xfffff80003cf0c40 syz-executor.0
100994 S accept 0xfffff80003ed3c00 syz-executor.0
100995 S accept 0xfffff80003eb6168 syz-executor.0
100996 S uwait 0xfffff80003a4c700 syz-executor.0
11448 783 783 0 R (threaded) syz-executor.2
100082 RunQ syz-executor.2
100989 S accept 0xfffff80003ecec00 syz-executor.2
100990 S accept 0xfffff80003e0fc00 syz-executor.2
100992 S uwait 0xfffff80003a4c100 syz-executor.2
11447 769 769 0 S (threaded) syz-executor.1
100089 S nanslp 0xffffffff824feca0 syz-executor.1
100981 S accept 0xfffff80003ecd4f0 syz-executor.1
100985 S uwait 0xfffff8001e5bbf00 syz-executor.1
3022 1 3022 65 Ss select 0xfffff80003cf0bc0 dhclient
2615 1 2615 0 Ss select 0xfffff8003a335440 dhclient
2612 1 2612 0 Ss select 0xfffff80003cf0e40 dhclient
2593 1 2593 65 Ss select 0xfffff8003a335240 dhclient
2205 1 2205 0 Ss select 0xfffff8003a3353c0 dhclient
2202 1 2202 0 Ss select 0xfffff8003a335340 dhclient
2183 1 2183 65 Ss select 0xfffff80003cf2640 dhclient
1694 1 1694 0 Ss select 0xfffff8003a335540 dhclient
1691 1 1691 0 Ss select 0xfffff80003cf13c0 dhclient
1672 1 1672 65 Ss select 0xfffff80003cf1440 dhclient
1039 1 1039 0 Ss select 0xfffff80003cf12c0 dhclient
1036 1 1036 0 Ss select 0xfffff8003a335740 dhclient
792 766 792 0 Ss nanslp 0xffffffff824feca0 syz-executor.3
783 766 783 0 Ss nanslp 0xffffffff824feca0 syz-executor.2
769 766 769 0 Ss nanslp 0xffffffff824feca0 syz-executor.1
768 766 768 0 Ss nanslp 0xffffffff824feca0 syz-executor.0
766 764 764 0 S (threaded) syz-fuzzer
100095 S uwait 0xfffff80003e0aa00 syz-fuzzer
100109 S uwait 0xfffff80003a4a000 syz-fuzzer
100110 S uwait 0xfffff80003a4a100 syz-fuzzer
100111 S uwait 0xfffff80003a4a200 syz-fuzzer
100112 S uwait 0xfffff80003a49300 syz-fuzzer
100113 S uwait 0xfffff80003e0d400 syz-fuzzer
100114 S uwait 0xfffff80003e0d500 syz-fuzzer
100115 S uwait 0xfffff80003a49400 syz-fuzzer
100116 S kqread 0xfffff80003b34e00 syz-fuzzer
100117 S uwait 0xfffff80003e0d700 syz-fuzzer
764 762 764 0 Ss pause 0xfffff800035450a8 csh
762 680 762 0 Ss select 0xfffff80003cf2440 sshd
746 1 746 0 Ss+ ttyin 0xfffff800033f7cb0 getty
745 1 745 0 Ss+ ttyin 0xfffff800033f8cb0 getty
744 1 744 0 Ss+ ttyin 0xfffff80003aca0b0 getty
743 1 743 0 Ss+ ttyin 0xfffff80003aca4b0 getty
742 1 742 0 Ss+ ttyin 0xfffff80003aca8b0 getty
741 1 741 0 Ss+ ttyin 0xfffff80003acacb0 getty
740 1 740 0 Ss+ ttyin 0xfffff80003acb0b0 getty
739 1 739 0 Ss+ ttyin 0xfffff80003acb4b0 getty
738 1 738 0 Ss+ ttyin 0xfffff80003acb8b0 getty
684 1 684 0 Ss nanslp 0xffffffff824feca0 cron
680 1 680 0 Ss select 0xfffff80003cf26c0 sshd
493 1 493 0 Ss select 0xfffff80003cf2e40 syslogd
422 1 422 0 Ss select 0xfffff80003cf2d40 devd
421 1 421 65 Ss select 0xfffff80003cf3740 dhclient
336 1 336 0 Ss select 0xfffff8003a3a26c0 dhclient
333 1 333 0 Ss select 0xfffff80003cf2cc0 dhclient
21 0 0 0 DL vlruwt 0xfffff80003c71530 [vnlru]
20 0 0 0 DL syncer 0xffffffff825d5118 [syncer]
19 0 0 0 DL (threaded) [bufdaemon]
100065 D qsleep 0xffffffff825d4618 [bufdaemon]
100070 D - 0xffffffff8200a980 [bufspacedaemon-0]
100079 D sdflush 0xfffff80003cfd8e8 [/ worker]
18 0 0 0 DL psleep 0xffffffff825f0088 [vmdaemon]
17 0 0 0 DL (threaded) [pagedaemon]
100063 D psleep 0xffffffff8261cfd8 [dom0]
100068 D launds 0xffffffff8261cfe4 [laundry: dom0]
100069 D umarcl 0xffffffff8153dd50 [uma]
16 0 0 0 DL - 0xffffffff82359530 [rand_harvestq]
15 0 0 0 DL waiting 0xffffffff826625a0 [sctp_iterator]
9 0 0 0 DL - 0xffffffff825d401c [soaiod4]
8 0 0 0 DL - 0xffffffff825d401c [soaiod3]
7 0 0 0 DL - 0xffffffff825d401c [soaiod2]
6 0 0 0 DL - 0xffffffff825d401c [soaiod1]
5 0 0 0 DL (threaded) [cam]
100031 D - 0xffffffff82234940 [doneq0]
100062 D - 0xffffffff82234808 [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_ 0xffffffff825ea0f8 [crypto]
14 0 0 0 DL seqstat 0xfffff80003362888 [sequencer 00]
13 0 0 0 DL (threaded) [geom]
100022 D - 0xffffffff8261b608 [g_event]
100023 D - 0xffffffff8261b618 [g_up]
100024 D - 0xffffffff8261b610 [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 0xffffffff82663230 [audit]
0 0 0 0 DLs (threaded) [kernel]
100000 D swapin 0xffffffff82609bf8 [swapper]
100005 D - 0xfffff8000333d000 [thread taskq]
100007 D - 0xfffff8000333cd00 [kqueue_ctx taskq]
100008 D - 0xfffff8000333cc00 [config_0]
100009 D - 0xfffff8000333cb00 [aiod_kick taskq]
100012 D - 0xfffff8000333c800 [if_config_tqg_0]
100013 D - 0xfffff8000333c700 [if_io_tqg_0]
100014 D - 0xfffff8000333c600 [if_io_tqg_1]
100015 D - 0xfffff8000333c500 [softirq_0]
100016 D - 0xfffff8000333c400 [softirq_1]
100021 D - 0xfffff8000333c300 [firmware taskq]
100026 D - 0xfffff8000333c200 [crypto_0]
100027 D - 0xfffff8000333c200 [crypto_1]
100041 D - 0xfffff8000333c000 [vtnet0 rxq 0]
100042 D - 0xfffff8000333be00 [vtnet0 txq 0]
100043 D - 0xfffff8000333bd00 [vtnet0 rxq 1]
100044 D - 0xfffff8000333bc00 [vtnet0 txq 1]
100046 D vtbslp 0xfffff800034d4400 [virtio_balloon]
100050 D - 0xfffff8000333bb00 [mca taskq]
100055 D - 0xffffffff81cdc301 [deadlkres]
100057 D - 0xfffff80003b35100 [acpi_task_0]
100058 D - 0xfffff80003b35100 [acpi_task_1]
100059 D - 0xfffff80003b35100 [acpi_task_2]
100061 D - 0xfffff8000333c100 [CAM taskq]
db> show all locks
Process 11450 (syz-executor.3) thread 0xfffff8003ab0a6e0 (100999)
exclusive sx so_rcv_sx (so_rcv_sx) r = 0 (0xfffff80003e2ec10) locked @ /syzkaller/managers/i386/kernel/sys/kern/uipc_sockbuf.c:393
db> show malloc
Type InUse MemUse Requests
devbuf 4213 4851K 4241
vtbuf 24 1968K 46
sysctloid 26527 1553K 26591
kobj 332 1328K 488
newblk 6 1026K 24880
vfscache 4 1025K 4
pcb 106 621K 24355
inodedep 10 517K 13086
ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
intr 4 388K 4
subproc 143 285K 11533
acpica 1674 185K 49750
vnet_data 1 168K 1
filedesc 21 149K 20885
pagedep 9 130K 10458
tfo_ccache 1 128K 1
sem 2 106K 4
DEVFS1 105 105K 122
linker 222 89K 253
BPF 46 88K 46
bus 964 78K 3332
mtx_pool 2 72K 2
syncache 1 68K 1
acpitask 1 64K 1
ddb_capture 1 64K 1
module 494 62K 494
umtx 340 43K 340
kdtrace 195 38K 44531
sctp_atcl 70 35K 15140
gtaskqueue 22 34K 22
hostcache 1 32K 1
sctp_stro 32 32K 4162
shm 1 32K 47
DEVFS3 124 31K 134
msg 4 30K 4
DEVFS_RULE 56 27K 56
ifaddr 74 25K 76
kbdmux 6 22K 6
vmem 3 19K 4
temp 36 18K 2689
ufs_mount 3 17K 4
proc 3 17K 3
tty 16 16K 16
tidhash 1 16K 1
sctp_timw 63 16K 63
lltable 43 16K 130
ithread 89 15K 89
ether_multi 172 14K 182
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
cred 37 10K 350
bmsafemap 2 9K 13298
devstat 4 9K 4
UART 12 9K 12
rpc 2 8K 2
shmfd 1 8K 1
pfs_vncache 1 8K 1
routetbl 58 8K 62
select 62 8K 62
audit_evclass 231 8K 289
kqueue 63 7K 11457
CAM DEV 3 6K 510
plimit 24 6K 505
vt 11 6K 11
sglist 5 6K 5
CAM queue 5 6K 1528
DEVFSP 78 5K 82
ufs_dirhash 24 5K 24
taskqueue 42 5K 42
session 35 5K 55
pgrp 35 5K 59
sctp_atky 102 5K 20579
memdesc 1 4K 1
MCA 32 4K 32
evdev 4 4K 4
kcovinfo 64 4K 68
UMA 234 4K 234
lockf 32 4K 940
hhook 13 4K 13
proc-args 52 3K 715
acpisem 22 3K 22
terminal 11 3K 11
uidinfo 6 3K 12
sctp_ifa 17 3K 17
local_apic 1 2K 1
io_apic 1 2K 1
ipsec-saq 2 2K 2
ip6ndp 12 2K 21
CAM XPT 22 2K 543
Unitno 27 2K 41111
in_multi 6 2K 8
acpidev 20 2K 20
crypto 2 2K 2
msi 9 2K 9
sctp_athm 70 2K 16236
tun 7 2K 7
ipsecpolicy 1 1K 1
sahead 1 1K 1
secasvar 1 1K 1
sctp_map 64 1K 8322
clone 8 1K 8
vnodemarker 2 1K 112
NFSD session 1 1K 1
CAM periph 4 1K 271
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
mkdir 5 1K 20876
inpcbpolicy 18 1K 7724
CAM SIM 2 1K 2
softdep 1 1K 1
diradd 4 1K 12868
sctp_stri 1 1K 2160
pfil 4 1K 4
chacha20random 1 1K 1
epoch 4 1K 4
cdev 2 1K 2
encap_export_host 8 1K 8
osd 3 1K 9
freework 2 1K 16131
newdirblk 4 1K 10438
freeblks 1 1K 11270
vnodes 1 1K 1141
NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1
DEVFS 9 1K 10
feeder 7 1K 7
loginclass 3 1K 3
soname 6 1K 16121
CAM path 4 1K 1034
apmdev 1 1K 1
atkbddev 2 1K 2
dirrem 1 1K 12827
freefile 1 1K 12821
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
filecaps 5 1K 120
entropy 2 1K 47
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
iov 1 1K 19618
p1003.1b 1 1K 1
CAM CCB 0 0K 36367
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 11014
sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0
sbdep 0 0K 55
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 13
allocindir 0 0K 0
indirdep 0 0K 8517
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 32
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 6810
sctp_iter 0 0K 10
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 10
sctp_aadr 0 0K 100
newreno data 0 0K 0
ip_msource 0 0K 0
ip_moptions 0 0K 11
in_mfilter 0 0K 5
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 10641
export_host 0 0K 0
cl_savebuf 0 0K 5
biobuf 0 0K 0
aios 0 0K 0
lio 0 0K 0
acl 0 0K 0
mfibuf 0 0K 0
mbuf_tag 0 0K 263
accf 0 0K 0
pts 0 0K 0
ioctlops 0 0K 276
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 807
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 2
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: 557bedea Fix aggregating geoms for BIO_SPEEDUP.
git tree: freebsd
console output: https://syzkaller.appspot.com/x/log.txt?x=1266805ee00000
dashboard link: https://syzkaller.appspot.com/bug?extid=d858368d10757c13d907
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+d85836...@syzkaller.appspotmail.com
panic: Memory modified after free 0xfffff8001e35ee00(112) val=1adc0de @ 0xfffff8001e35ee64
cpuid = 0
time = 1580174760
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe002459b3a0
vpanic() at vpanic+0x1ce/frame 0xfffffe002459b410
panic() at panic+0x43/frame 0xfffffe002459b470
trash_ctor() at trash_ctor+0xa7/frame 0xfffffe002459b4b0
item_ctor() at item_ctor+0x99/frame 0xfffffe002459b520
uma_zalloc_arg() at uma_zalloc_arg+0x216/frame 0xfffffe002459b580
sctp_lower_sosend() at sctp_lower_sosend+0x482c/frame 0xfffffe002459b780
sctp_sosend() at sctp_sosend+0x4fe/frame 0xfffffe002459b8b0
sosend() at sosend+0xc6/frame 0xfffffe002459b920
kern_sendit() at kern_sendit+0x32d/frame 0xfffffe002459b9d0
freebsd32_sendmsg() at freebsd32_sendmsg+0x256/frame 0xfffffe002459bab0
ia32_syscall() at ia32_syscall+0x48c/frame 0xfffffe002459bbf0
int0x80_syscall_common() at int0x80_syscall_common+0x9c/frame 0x8143001
KDB: enter: panic
[ thread pid 11450 tid 101000 ]
Stopped at kdb_enter+0x67: movq $0,0x1466bd6(%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 0xfffffe002b400000
rdx 0x3ffff
rbx 0
rsp 0xfffffe002459b380
rbp 0xfffffe002459b3a0
rsi 0x40001
rdi 0xffffffff810ba406 vprintf+0x176
r8 0
r9 0xffffffff
r10 0xac9a4653
r11 0x60945a01
r12 0xffffffff82068d90 ddb_dbbe
r13 0
r14 0xffffffff8193880c
r15 0xffffffff8193880c
rip 0xffffffff810af4c7 kdb_enter+0x67
rflags 0x200082 kernphys+0x82
kdb_enter+0x67: movq $0,0x1466bd6(%rip)
db> show proc
Process 11450 (syz-executor.3) at 0xfffff8003a591000:
state: NORMAL
uid: 0 gids: 0, 0, 5
parent: pid 792 at 0xfffff8003ae99a60
ABI: FreeBSD ELF32
arguments: /root/syz-executor.3
reaper: 0xfffff800032fa530 reapsubtree: 1
sigparent: 20
vmspace: 0xfffff8003a845000
(map 0xfffff8003a845000)
(map.pmap 0xfffff8003a8450c0)
(pmap 0xfffff8003a845120)
threads: 5
100098 Run CPU 1 syz-executor.3
100997 S accept 0xfffff80003eb64f0 syz-executor.3
100998 S connec 0xfffff80003ec0800 syz-executor.3
100999 S sbwait 0xfffff80003e2ec6c syz-executor.3
101000 Run CPU 0 syz-executor.3
db> ps
pid ppid pgrp uid state wmesg wchan cmd
11450 792 792 0 R (threaded) syz-executor.3
100098 Run CPU 1 syz-executor.3
100997 S accept 0xfffff80003eb64f0 syz-executor.3
100998 S connec 0xfffff80003ec0800 syz-executor.3
100999 S sbwait 0xfffff80003e2ec6c syz-executor.3
101000 Run CPU 0 syz-executor.3
11449 768 768 0 S (threaded) syz-executor.0
100450 S nanslp 0xffffffff824feca0 syz-executor.0
100991 S accept 0xfffff80003ec0c00 syz-executor.0
100993 S select 0xfffff80003cf0c40 syz-executor.0
100994 S accept 0xfffff80003ed3c00 syz-executor.0
100995 S accept 0xfffff80003eb6168 syz-executor.0
100996 S uwait 0xfffff80003a4c700 syz-executor.0
11448 783 783 0 R (threaded) syz-executor.2
100082 RunQ syz-executor.2
100989 S accept 0xfffff80003ecec00 syz-executor.2
100990 S accept 0xfffff80003e0fc00 syz-executor.2
100992 S uwait 0xfffff80003a4c100 syz-executor.2
11447 769 769 0 S (threaded) syz-executor.1
100089 S nanslp 0xffffffff824feca0 syz-executor.1
100981 S accept 0xfffff80003ecd4f0 syz-executor.1
100985 S uwait 0xfffff8001e5bbf00 syz-executor.1
3022 1 3022 65 Ss select 0xfffff80003cf0bc0 dhclient
2615 1 2615 0 Ss select 0xfffff8003a335440 dhclient
2612 1 2612 0 Ss select 0xfffff80003cf0e40 dhclient
2593 1 2593 65 Ss select 0xfffff8003a335240 dhclient
2205 1 2205 0 Ss select 0xfffff8003a3353c0 dhclient
2202 1 2202 0 Ss select 0xfffff8003a335340 dhclient
2183 1 2183 65 Ss select 0xfffff80003cf2640 dhclient
1694 1 1694 0 Ss select 0xfffff8003a335540 dhclient
1691 1 1691 0 Ss select 0xfffff80003cf13c0 dhclient
1672 1 1672 65 Ss select 0xfffff80003cf1440 dhclient
1039 1 1039 0 Ss select 0xfffff80003cf12c0 dhclient
1036 1 1036 0 Ss select 0xfffff8003a335740 dhclient
792 766 792 0 Ss nanslp 0xffffffff824feca0 syz-executor.3
783 766 783 0 Ss nanslp 0xffffffff824feca0 syz-executor.2
769 766 769 0 Ss nanslp 0xffffffff824feca0 syz-executor.1
768 766 768 0 Ss nanslp 0xffffffff824feca0 syz-executor.0
766 764 764 0 S (threaded) syz-fuzzer
100095 S uwait 0xfffff80003e0aa00 syz-fuzzer
100109 S uwait 0xfffff80003a4a000 syz-fuzzer
100110 S uwait 0xfffff80003a4a100 syz-fuzzer
100111 S uwait 0xfffff80003a4a200 syz-fuzzer
100112 S uwait 0xfffff80003a49300 syz-fuzzer
100113 S uwait 0xfffff80003e0d400 syz-fuzzer
100114 S uwait 0xfffff80003e0d500 syz-fuzzer
100115 S uwait 0xfffff80003a49400 syz-fuzzer
100116 S kqread 0xfffff80003b34e00 syz-fuzzer
100117 S uwait 0xfffff80003e0d700 syz-fuzzer
764 762 764 0 Ss pause 0xfffff800035450a8 csh
762 680 762 0 Ss select 0xfffff80003cf2440 sshd
746 1 746 0 Ss+ ttyin 0xfffff800033f7cb0 getty
745 1 745 0 Ss+ ttyin 0xfffff800033f8cb0 getty
744 1 744 0 Ss+ ttyin 0xfffff80003aca0b0 getty
743 1 743 0 Ss+ ttyin 0xfffff80003aca4b0 getty
742 1 742 0 Ss+ ttyin 0xfffff80003aca8b0 getty
741 1 741 0 Ss+ ttyin 0xfffff80003acacb0 getty
740 1 740 0 Ss+ ttyin 0xfffff80003acb0b0 getty
739 1 739 0 Ss+ ttyin 0xfffff80003acb4b0 getty
738 1 738 0 Ss+ ttyin 0xfffff80003acb8b0 getty
684 1 684 0 Ss nanslp 0xffffffff824feca0 cron
680 1 680 0 Ss select 0xfffff80003cf26c0 sshd
493 1 493 0 Ss select 0xfffff80003cf2e40 syslogd
422 1 422 0 Ss select 0xfffff80003cf2d40 devd
421 1 421 65 Ss select 0xfffff80003cf3740 dhclient
336 1 336 0 Ss select 0xfffff8003a3a26c0 dhclient
333 1 333 0 Ss select 0xfffff80003cf2cc0 dhclient
21 0 0 0 DL vlruwt 0xfffff80003c71530 [vnlru]
20 0 0 0 DL syncer 0xffffffff825d5118 [syncer]
19 0 0 0 DL (threaded) [bufdaemon]
100065 D qsleep 0xffffffff825d4618 [bufdaemon]
100070 D - 0xffffffff8200a980 [bufspacedaemon-0]
100079 D sdflush 0xfffff80003cfd8e8 [/ worker]
18 0 0 0 DL psleep 0xffffffff825f0088 [vmdaemon]
17 0 0 0 DL (threaded) [pagedaemon]
100063 D psleep 0xffffffff8261cfd8 [dom0]
100068 D launds 0xffffffff8261cfe4 [laundry: dom0]
100069 D umarcl 0xffffffff8153dd50 [uma]
16 0 0 0 DL - 0xffffffff82359530 [rand_harvestq]
15 0 0 0 DL waiting 0xffffffff826625a0 [sctp_iterator]
9 0 0 0 DL - 0xffffffff825d401c [soaiod4]
8 0 0 0 DL - 0xffffffff825d401c [soaiod3]
7 0 0 0 DL - 0xffffffff825d401c [soaiod2]
6 0 0 0 DL - 0xffffffff825d401c [soaiod1]
5 0 0 0 DL (threaded) [cam]
100031 D - 0xffffffff82234940 [doneq0]
100062 D - 0xffffffff82234808 [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_ 0xffffffff825ea0f8 [crypto]
14 0 0 0 DL seqstat 0xfffff80003362888 [sequencer 00]
13 0 0 0 DL (threaded) [geom]
100022 D - 0xffffffff8261b608 [g_event]
100023 D - 0xffffffff8261b618 [g_up]
100024 D - 0xffffffff8261b610 [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 0xffffffff82663230 [audit]
0 0 0 0 DLs (threaded) [kernel]
100000 D swapin 0xffffffff82609bf8 [swapper]
100005 D - 0xfffff8000333d000 [thread taskq]
100007 D - 0xfffff8000333cd00 [kqueue_ctx taskq]
100008 D - 0xfffff8000333cc00 [config_0]
100009 D - 0xfffff8000333cb00 [aiod_kick taskq]
100012 D - 0xfffff8000333c800 [if_config_tqg_0]
100013 D - 0xfffff8000333c700 [if_io_tqg_0]
100014 D - 0xfffff8000333c600 [if_io_tqg_1]
100015 D - 0xfffff8000333c500 [softirq_0]
100016 D - 0xfffff8000333c400 [softirq_1]
100021 D - 0xfffff8000333c300 [firmware taskq]
100026 D - 0xfffff8000333c200 [crypto_0]
100027 D - 0xfffff8000333c200 [crypto_1]
100041 D - 0xfffff8000333c000 [vtnet0 rxq 0]
100042 D - 0xfffff8000333be00 [vtnet0 txq 0]
100043 D - 0xfffff8000333bd00 [vtnet0 rxq 1]
100044 D - 0xfffff8000333bc00 [vtnet0 txq 1]
100046 D vtbslp 0xfffff800034d4400 [virtio_balloon]
100050 D - 0xfffff8000333bb00 [mca taskq]
100055 D - 0xffffffff81cdc301 [deadlkres]
100057 D - 0xfffff80003b35100 [acpi_task_0]
100058 D - 0xfffff80003b35100 [acpi_task_1]
100059 D - 0xfffff80003b35100 [acpi_task_2]
100061 D - 0xfffff8000333c100 [CAM taskq]
db> show all locks
Process 11450 (syz-executor.3) thread 0xfffff8003ab0a6e0 (100999)
exclusive sx so_rcv_sx (so_rcv_sx) r = 0 (0xfffff80003e2ec10) locked @ /syzkaller/managers/i386/kernel/sys/kern/uipc_sockbuf.c:393
db> show malloc
Type InUse MemUse Requests
devbuf 4213 4851K 4241
vtbuf 24 1968K 46
sysctloid 26527 1553K 26591
kobj 332 1328K 488
newblk 6 1026K 24880
vfscache 4 1025K 4
pcb 106 621K 24355
inodedep 10 517K 13086
ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
intr 4 388K 4
subproc 143 285K 11533
acpica 1674 185K 49750
vnet_data 1 168K 1
filedesc 21 149K 20885
pagedep 9 130K 10458
tfo_ccache 1 128K 1
sem 2 106K 4
DEVFS1 105 105K 122
linker 222 89K 253
BPF 46 88K 46
bus 964 78K 3332
mtx_pool 2 72K 2
syncache 1 68K 1
acpitask 1 64K 1
ddb_capture 1 64K 1
module 494 62K 494
umtx 340 43K 340
kdtrace 195 38K 44531
sctp_atcl 70 35K 15140
gtaskqueue 22 34K 22
hostcache 1 32K 1
sctp_stro 32 32K 4162
shm 1 32K 47
DEVFS3 124 31K 134
msg 4 30K 4
DEVFS_RULE 56 27K 56
ifaddr 74 25K 76
kbdmux 6 22K 6
vmem 3 19K 4
temp 36 18K 2689
ufs_mount 3 17K 4
proc 3 17K 3
tty 16 16K 16
tidhash 1 16K 1
sctp_timw 63 16K 63
lltable 43 16K 130
ithread 89 15K 89
ether_multi 172 14K 182
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
cred 37 10K 350
bmsafemap 2 9K 13298
devstat 4 9K 4
UART 12 9K 12
rpc 2 8K 2
shmfd 1 8K 1
pfs_vncache 1 8K 1
routetbl 58 8K 62
select 62 8K 62
audit_evclass 231 8K 289
kqueue 63 7K 11457
CAM DEV 3 6K 510
plimit 24 6K 505
vt 11 6K 11
sglist 5 6K 5
CAM queue 5 6K 1528
DEVFSP 78 5K 82
ufs_dirhash 24 5K 24
taskqueue 42 5K 42
session 35 5K 55
pgrp 35 5K 59
sctp_atky 102 5K 20579
memdesc 1 4K 1
MCA 32 4K 32
evdev 4 4K 4
kcovinfo 64 4K 68
UMA 234 4K 234
lockf 32 4K 940
hhook 13 4K 13
proc-args 52 3K 715
acpisem 22 3K 22
terminal 11 3K 11
uidinfo 6 3K 12
sctp_ifa 17 3K 17
local_apic 1 2K 1
io_apic 1 2K 1
ipsec-saq 2 2K 2
ip6ndp 12 2K 21
CAM XPT 22 2K 543
Unitno 27 2K 41111
in_multi 6 2K 8
acpidev 20 2K 20
crypto 2 2K 2
msi 9 2K 9
sctp_athm 70 2K 16236
tun 7 2K 7
ipsecpolicy 1 1K 1
sahead 1 1K 1
secasvar 1 1K 1
sctp_map 64 1K 8322
clone 8 1K 8
vnodemarker 2 1K 112
NFSD session 1 1K 1
CAM periph 4 1K 271
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
mkdir 5 1K 20876
inpcbpolicy 18 1K 7724
CAM SIM 2 1K 2
softdep 1 1K 1
diradd 4 1K 12868
sctp_stri 1 1K 2160
pfil 4 1K 4
chacha20random 1 1K 1
epoch 4 1K 4
cdev 2 1K 2
encap_export_host 8 1K 8
osd 3 1K 9
freework 2 1K 16131
newdirblk 4 1K 10438
freeblks 1 1K 11270
vnodes 1 1K 1141
NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1
DEVFS 9 1K 10
feeder 7 1K 7
loginclass 3 1K 3
soname 6 1K 16121
CAM path 4 1K 1034
apmdev 1 1K 1
atkbddev 2 1K 2
dirrem 1 1K 12827
freefile 1 1K 12821
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
filecaps 5 1K 120
entropy 2 1K 47
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
iov 1 1K 19618
p1003.1b 1 1K 1
CAM CCB 0 0K 36367
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 11014
sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0
sbdep 0 0K 55
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 13
allocindir 0 0K 0
indirdep 0 0K 8517
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 32
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 6810
sctp_iter 0 0K 10
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 10
sctp_aadr 0 0K 100
newreno data 0 0K 0
ip_msource 0 0K 0
ip_moptions 0 0K 11
in_mfilter 0 0K 5
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 10641
export_host 0 0K 0
cl_savebuf 0 0K 5
biobuf 0 0K 0
aios 0 0K 0
lio 0 0K 0
acl 0 0K 0
mfibuf 0 0K 0
mbuf_tag 0 0K 263
accf 0 0K 0
pts 0 0K 0
ioctlops 0 0K 276
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 807
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 2
midi buffers 0 0K 0
mixer 0 0K 0
ac97 0 0K 0
hdacc 0 0K 0
hdac 0 0K 0
hdaa 0 0K 0
acpi_perf 0 0K 0
acpicmbat 0 0K 0
SIIS driver 0 0K 0
db> show ktr
No such command; use "help" to list available commands
---
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syzbot
Apr 26, 2020, 9:27:09 PM4/26/20
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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