panic: ASan: Invalid access, 8-byte write at ADDR, UMAUseAfterFree(fd)
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syzbot
Jul 8, 2021, 8:00:24 PM7/8/21
to syzkaller-f...@googlegroups.com
Hello,
syzbot found the following issue on:
HEAD commit: e88c3b1b intrng: remove now redundant shadow variable.
git tree: https://github.com/freebsd/freebsd-src.git main
console output: https://syzkaller.appspot.com/x/log.txt?x=17f5d528300000
dashboard link: https://syzkaller.appspot.com/bug?extid=f3bb25546098906accaf
Unfortunately, I don't have any reproducer for this issue yet.
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+f3bb25...@syzkaller.appspotmail.com
panic: ASan: Invalid access, 8-byte write at 0xfffffe009b136ac0, UMAUseAfterFree(fd)
cpuid = 1
time = 1625783593
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc7/frame 0xfffffe005760ce50
kdb_backtrace() at kdb_backtrace+0xd3/frame 0xfffffe005760cfb0
vpanic() at vpanic+0x2c5/frame 0xfffffe005760d090
panic() at panic+0xb5/frame 0xfffffe005760d150
__asan_store8_noabort() at __asan_store8_noabort+0x36f/frame 0xfffffe005760d210
sctp_timer_stop() at sctp_timer_stop+0x82b/frame 0xfffffe005760d280
sctp_stop_timers_for_shutdown() at sctp_stop_timers_for_shutdown+0xd2/frame 0xfffffe005760d2b0
sctp_disconnect() at sctp_disconnect+0x884/frame 0xfffffe005760d3b0
soclose() at soclose+0x3b3/frame 0xfffffe005760d4c0
_fdrop() at _fdrop+0x58/frame 0xfffffe005760d4f0
closef() at closef+0x686/frame 0xfffffe005760d6e0
fdescfree_fds() at fdescfree_fds+0x1fa/frame 0xfffffe005760d750
fdescfree() at fdescfree+0x903/frame 0xfffffe005760d940
exit1() at exit1+0x8b7/frame 0xfffffe005760d9d0
sys_sys_exit() at sys_sys_exit+0x28/frame 0xfffffe005760d9f0
amd64_syscall() at amd64_syscall+0x425/frame 0xfffffe005760dbf0
fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe005760dbf0
--- syscall (1, FreeBSD ELF64, sys_sys_exit), rip = 0x2e985a, rsp = 0x7fffffffe478, rbp = 0x7fffffffe480 ---
KDB: enter: panic
[ thread pid 3425 tid 103166 ]
Stopped at kdb_enter+0x6b: movq $0,0x28f95ea(%rip)
db>
db> set $lines = 0
db> set $maxwidth = 0
db> show registers
cs 0x20
ds 0x3b
es 0x3b
fs 0x13
gs 0x1b
ss 0x28
rax 0x12
rcx 0x86d4afbb30524c49
rdx 0x1
rbx 0
rsp 0xfffffe005760cf90
rbp 0xfffffe005760cfb0
rsi 0
rdi 0xffffffff8179aa29 vprintf+0x319
r8 0x3
r9 0xfffffe005760cae8
r10 0
r11 0xfffffe009b3a9350
r12 0xfffffe009b52c3a0
r13 0xfffffe005760d001
r14 0xffffffff82c414c0 .str.18
r15 0xffffffff82c414c0 .str.18
rip 0xffffffff8178e44b kdb_enter+0x6b
rflags 0x46
kdb_enter+0x6b: movq $0,0x28f95ea(%rip)
db> show proc
Process 3425 (syz-executor.3) at 0xfffffe009b12e000:
state: NORMAL
uid: 0 gids: 0, 0, 5
parent: pid 788 at 0xfffffe009252aa70
ABI: FreeBSD ELF64
flag: 0x10002000 flag2: 0
arguments: /root/syz-executor.3
reaper: 0xfffffe0053d51538 reapsubtree: 1
sigparent: 20
vmspace: 0xfffffe009b11c9f0
(map 0xfffffe009b11c9f0)
(map.pmap 0xfffffe009b11cab0)
(pmap 0xfffffe009b11cb10)
threads: 1
103166 Run CPU 1 syz-executor.3
db> ps
pid ppid pgrp uid state wmesg wchan cmd
3425 788 788 0 RE CPU 1 syz-executor.3
2084 1 785 0 S uwait 0xfffffe009b520c80 syz-executor.0
2083 1 2083 0 S uwait 0xfffffe009255f600 syz-executor.0
2042 1 787 0 S uwait 0xfffffe009b520e80 syz-executor.2
2037 1 785 0 S uwait 0xfffffe00587bfb00 syz-executor.0
2033 1 785 0 S uwait 0xfffffe0092599680 syz-executor.0
2032 1 787 0 S uwait 0xfffffe00925a6b80 syz-executor.2
2027 1 787 0 S uwait 0xfffffe008fa80f00 syz-executor.2
2023 1 785 0 S uwait 0xfffffe009a969c00 syz-executor.0
2021 1 787 0 S uwait 0xfffffe009255f800 syz-executor.2
2016 1 787 0 S uwait 0xfffffe00925a6780 syz-executor.2
2013 1 787 0 S uwait 0xfffffe0091f3fa80 syz-executor.2
2010 1 787 0 S uwait 0xfffffe009202e080 syz-executor.2
2008 1 787 0 S uwait 0xfffffe009202e500 syz-executor.2
1815 0 0 0 DL aiordy 0xfffffe009b07ba70 [aiod4]
1814 0 0 0 DL aiordy 0xfffffe009a894538 [aiod3]
1813 0 0 0 DL aiordy 0xfffffe0092032000 [aiod2]
1812 0 0 0 DL aiordy 0xfffffe009b43f538 [aiod1]
1762 1 1762 65 Ss select 0xfffffe009b062dc0 dhclient
1573 1 786 0 S uwait 0xfffffe0092599080 syz-executor.1
1568 1 786 0 S uwait 0xfffffe00925a6480 syz-executor.1
1566 1 785 0 S uwait 0xfffffe009b520d80 syz-executor.0
1561 1 786 0 S uwait 0xfffffe00587bfe00 syz-executor.1
1560 1 785 0 S uwait 0xfffffe0091f3fa00 syz-executor.0
1555 1 785 0 S uwait 0xfffffe009b520780 syz-executor.0
1553 1 785 0 S uwait 0xfffffe0092599180 syz-executor.0
1552 1 785 0 S uwait 0xfffffe009b520a80 syz-executor.0
1541 1 1541 0 Ss select 0xfffffe0092599740 dhclient
1538 1 1538 0 Ss select 0xfffffe0092530140 dhclient
1515 1 1515 65 Ss select 0xfffffe0092530040 dhclient
1312 1 1312 0 Ss select 0xfffffe00925a60c0 dhclient
1309 1 1309 0 Ss select 0xfffffe009202edc0 dhclient
1282 1 1282 65 Ss select 0xfffffe00925307c0 dhclient
1036 1 1036 0 Ss select 0xfffffe00925a6140 dhclient
1032 1 1032 0 Ss select 0xfffffe00925a6f40 dhclient
1005 1 1005 65 Ss select 0xfffffe00925308c0 dhclient
832 1 832 0 Ss select 0xfffffe00925301c0 dhclient
824 1 824 0 Ss select 0xfffffe00925306c0 dhclient
788 780 788 0 Ss wait 0xfffffe009252aa70 syz-executor.3
787 780 787 0 Ss piperd 0xfffffe00925275d0 syz-executor.2
786 780 786 0 Rs syz-executor.1
785 780 785 0 Ss piperd 0xfffffe0091fc45d0 syz-executor.0
780 778 778 0 S (threaded) syz-fuzzer
100101 S kqread 0xfffffe00587b9800 syz-fuzzer
100119 S uwait 0xfffffe0091f3f000 syz-fuzzer
100120 S uwait 0xfffffe0091f3f100 syz-fuzzer
100121 S uwait 0xfffffe0091f3f200 syz-fuzzer
100122 S uwait 0xfffffe009202e600 syz-fuzzer
100123 S uwait 0xfffffe009202e700 syz-fuzzer
100124 S uwait 0xfffffe009202e800 syz-fuzzer
100125 S uwait 0xfffffe009202e900 syz-fuzzer
100126 S uwait 0xfffffe009202ea00 syz-fuzzer
100127 S uwait 0xfffffe009202eb00 syz-fuzzer
778 776 778 0 Ss pause 0xfffffe00587fd0b0 csh
776 694 776 0 Ss select 0xfffffe009202ed40 sshd
760 1 760 0 Ss+ ttyin 0xfffffe0056fe0cb0 getty
759 1 759 0 Ss+ ttyin 0xfffffe00583ee0b0 getty
758 1 758 0 Ss+ ttyin 0xfffffe00583ee4b0 getty
757 1 757 0 Ss+ ttyin 0xfffffe00583ee8b0 getty
756 1 756 0 Ss+ ttyin 0xfffffe00583eecb0 getty
755 1 755 0 Ss+ ttyin 0xfffffe00583960b0 getty
754 1 754 0 Ss+ ttyin 0xfffffe00583964b0 getty
753 1 753 0 Ss+ ttyin 0xfffffe00583968b0 getty
752 1 752 0 Ss+ ttyin 0xfffffe0058396cb0 getty
698 1 698 0 Ss nanslp 0xffffffff84054900 cron
694 1 694 0 Ss select 0xfffffe0091f3fb40 sshd
507 1 507 0 Rs syslogd
436 1 436 0 Ss select 0xfffffe0091f3fec0 devd
435 1 435 65 Ss select 0xfffffe0058393040 dhclient
350 1 350 0 Ss select 0xfffffe0091f3fe40 dhclient
347 1 347 0 Ss select 0xfffffe008fa80140 dhclient
23 0 0 0 DL syncer 0xffffffff8417aa40 [syncer]
22 0 0 0 DL vlruwt 0xfffffe0058527538 [vnlru]
21 0 0 0 DL (threaded) [bufdaemon]
100083 D qsleep 0xffffffff84178940 [bufdaemon]
100086 D - 0xffffffff83411f80 [bufspacedaemon-0]
100097 D sdflush 0xfffffe008f8a1ce8 [/ worker]
20 0 0 0 DL psleep 0xffffffff841b0c80 [vmdaemon]
19 0 0 0 DL (threaded) [pagedaemon]
100081 D psleep 0xffffffff841a47b8 [dom0]
100084 D launds 0xffffffff841a47c4 [laundry: dom0]
100085 D umarcl 0xffffffff81e7dc50 [uma]
18 0 0 0 DL - 0xffffffff83e0baa0 [rand_harvestq]
17 0 0 0 DL waiting 0xffffffff84d633c0 [sctp_iterator]
16 0 0 0 DL pftm 0xffffffff8474cd00 [pf purge]
15 0 0 0 DL - 0xffffffff84173dc0 [soaiod4]
9 0 0 0 DL - 0xffffffff84173dc0 [soaiod3]
8 0 0 0 DL - 0xffffffff84173dc0 [soaiod2]
7 0 0 0 DL - 0xffffffff84173dc0 [soaiod1]
6 0 0 0 DL (threaded) [cam]
100046 D - 0xffffffff83c91240 [doneq0]
100047 D - 0xffffffff83c911c0 [async]
100080 D - 0xffffffff83c91040 [scanner]
14 0 0 0 DL seqstat 0xfffffe0056aadc88 [sequencer 00]
5 0 0 0 DL crypto_ 0xfffffe00541abd80 [crypto returns 1]
4 0 0 0 DL crypto_ 0xfffffe00541abd30 [crypto returns 0]
3 0 0 0 DL crypto_ 0xffffffff8419e860 [crypto]
13 0 0 0 DL (threaded) [geom]
100037 D - 0xffffffff84027ec0 [g_event]
100038 D - 0xffffffff84027f00 [g_up]
100039 D - 0xffffffff84027f40 [g_down]
2 0 0 0 DL (threaded) [KTLS]
100028 D - 0xfffffe0053e16e00 [thr_0]
100029 D - 0xfffffe0053e16e80 [thr_1]
12 0 0 0 WL (threaded) [intr]
100010 I [swi6: task queue]
100011 I [swi6: Giant taskq]
100014 I [swi5: fast taskq]
100030 I [swi1: netisr 0]
100031 I [swi3: vm]
100032 I [swi4: clock (0)]
100033 I [swi4: clock (1)]
100034 I [swi1: hpts]
100035 I [swi1: hpts]
100048 I [irq24: virtio_pci0]
100049 I [irq25: virtio_pci0]
100050 I [irq26: virtio_pci0]
100051 I [irq27: virtio_pci0]
100052 I [irq28: virtio_pci1]
100053 I [irq29: virtio_pci1]
100054 I [irq30: virtio_pci1]
100055 I [irq31: virtio_pci1]
100056 I [irq32: virtio_pci1]
100061 I [irq10: virtio_pci2]
100063 I [irq1: atkbd0]
100064 I [irq12: psm0]
100065 I [swi0: uart uart++]
100073 I [swi1: pf send]
11 0 0 0 RL (threaded) [idle]
100003 CanRun [idle: cpu0]
100004 CanRun [idle: cpu1]
1 0 1 0 SLs wait 0xfffffe0053d51538 [init]
10 0 0 0 DL audit_w 0xffffffff8419f800 [audit]
0 0 0 0 RLs (threaded) [kernel]
100000 D swapin 0xffffffff84028dc0 [swapper]
100005 D - 0xfffffe0053c0d800 [softirq_0]
100006 D - 0xfffffe0053c0d600 [softirq_1]
100007 D - 0xfffffe0053c0d400 [if_io_tqg_0]
100008 D - 0xfffffe0053c0d200 [if_io_tqg_1]
100009 D - 0xfffffe0053c0d000 [if_config_tqg_0]
100012 Run CPU 0 [thread taskq]
100013 D - 0xfffffe000791c400 [inm_free taskq]
100015 D - 0xfffffe000791c200 [kqueue_ctx taskq]
100016 D - 0xfffffe000791c100 [linuxkpi_irq_wq]
100017 D - 0xfffffe000791c000 [aiod_kick taskq]
100018 D - 0xfffffe0053df6e00 [in6m_free taskq]
100019 D - 0xfffffe0053df6d00 [pci_hp taskq]
100020 D - 0xfffffe0053df6c00 [linuxkpi_short_wq_0]
100021 D - 0xfffffe0053df6c00 [linuxkpi_short_wq_1]
100022 D - 0xfffffe0053df6c00 [linuxkpi_short_wq_2]
100023 D - 0xfffffe0053df6c00 [linuxkpi_short_wq_3]
100024 D - 0xfffffe0053df6b00 [linuxkpi_long_wq_0]
100025 D - 0xfffffe0053df6b00 [linuxkpi_long_wq_1]
100026 D - 0xfffffe0053df6b00 [linuxkpi_long_wq_2]
100027 D - 0xfffffe0053df6b00 [linuxkpi_long_wq_3]
100036 D - 0xfffffe0053df6a00 [firmware taskq]
100040 D - 0xfffffe0053df6900 [crypto_0]
100041 D - 0xfffffe0053df6900 [crypto_1]
100057 D - 0xfffffe0053df6700 [vtnet0 rxq 0]
100058 D - 0xfffffe0053df6600 [vtnet0 txq 0]
100059 D - 0xfffffe0053df6500 [vtnet0 rxq 1]
100060 D - 0xfffffe0053df6400 [vtnet0 txq 1]
100062 D vtbslp 0xfffffe0056fc0380 [virtio_balloon]
100066 D - 0xfffffe0053df6300 [mca taskq]
100071 D - 0xffffffff82c48440 [deadlkres]
100076 D - 0xfffffe005838de00 [acpi_task_0]
100077 D - 0xfffffe005838de00 [acpi_task_1]
100078 D - 0xfffffe005838de00 [acpi_task_2]
100079 D - 0xfffffe0053df6800 [CAM taskq]
3424 786 786 0 Z syz-executor.1
db> show all locks
Process 3425 (syz-executor.3) thread 0xfffffe009b52c3a0 (103166)
exclusive sleep mutex sctp-tcb (tcb) r = 0 (0xfffffe009b50f8b0) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_usrreq.c:692
exclusive sleep mutex sctp-inp (inp) r = 0 (0xfffffe009a8dbe68) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_usrreq.c:674
Process 0 (kernel) thread 0xfffffe0053df21e0 (100012)
exclusive sleep mutex kernel arena (kernel arena) r = 0 (0xffffffff840a9580) locked @ /syzkaller/managers/main/kernel/sys/kern/subr_vmem.c:789
exclusive sleep mutex vmem list lock (vmem list lock) r = 0 (0xffffffff83409bc0) locked @ /syzkaller/managers/main/kernel/sys/kern/subr_vmem.c:784
db> show malloc
Type InUse MemUse Requests
pf_hash 5 11524K 5
devbuf 4216 4338K 4244
tcp_hpts 6 3201K 6
sysctloid 34320 2027K 34387
vtbuf 24 1968K 46
kobj 326 1304K 486
newblk 6 1026K 6402
vfscache 3 1025K 3
pcb 203 731K 5973
inodedep 13 517K 2768
ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
intr 4 472K 4
filedesc 54 425K 5021
subproc 192 384K 3543
vmem 3 274K 6
acpica 1674 184K 54806
vnet_data 1 168K 1
tidhash 3 141K 3
linker 357 140K 397
pagedep 10 131K 2512
tfo_ccache 1 128K 1
DEVFS1 107 107K 124
sem 4 106K 4
BPF 46 88K 50
sctp_stro 85 85K 1193
bus 986 80K 3469
mtx_pool 2 72K 2
syncache 1 68K 1
sctp_atcl 172 65K 3876
acpitask 1 64K 1
ddb_capture 1 64K 1
module 510 64K 510
umtx 418 53K 418
kdtrace 266 51K 7764
temp 36 35K 2678
hostcache 1 32K 1
shm 1 32K 5
DEVFS3 126 32K 136
msg 4 30K 4
gtaskqueue 18 26K 18
kbdmux 6 22K 6
routetbl 147 22K 914
ifaddr 70 20K 72
DEVFS_RULE 56 20K 56
ufs_mount 5 17K 6
proc 3 17K 3
tty 16 16K 16
ithread 99 16K 99
bus-sc 33 14K 1684
KTRACE 100 13K 100
lltable 41 13K 135
ifnet 7 13K 7
ether_multi 152 13K 162
ksem 26 12K 117
kenv 95 12K 95
eventhandler 133 12K 133
sctp_atky 259 11K 5166
pf_rule 8 11K 108
CAM queue 5 11K 1528
rman 84 10K 425
GEOM 60 10K 489
in6_multi 65 9K 65
bmsafemap 3 9K 2787
cred 33 9K 283
UART 12 9K 12
devstat 4 9K 4
sctp_timw 32 8K 32
pf_table 4 8K 123
rpc 2 8K 2
shmfd 1 8K 18
pfs_vncache 1 8K 1
kqueue 88 8K 3446
pfs_nodes 20 8K 20
audit_evclass 236 8K 294
taskqueue 60 7K 60
sglist 5 7K 5
CAM DEV 3 6K 510
plimit 24 6K 487
DEVFSP 91 6K 430
pf_ifnet 17 6K 200
pwddesc 84 6K 3434
ufs_dirhash 24 5K 24
UMA 270 5K 270
session 35 5K 50
vt 11 5K 11
memdesc 1 4K 1
MCA 32 4K 32
evdev 4 4K 4
kcovinfo 64 4K 73
acpisem 28 4K 28
selfd 55 4K 50454
lockf 32 4K 85
hhook 15 4K 17
fpukern_ctx 3 3K 3
proc-args 52 3K 671
terminal 11 3K 11
sctp_athm 172 3K 3926
sctp_map 170 3K 2358
select 19 3K 130
uidinfo 4 3K 13
local_apic 1 2K 1
io_apic 1 2K 1
ipsec-saq 2 2K 2
ip6ndp 12 2K 13
Unitno 31 2K 47
sctp_ifa 13 2K 14
CAM XPT 22 2K 543
in_multi 6 2K 8
ipsecpolicy 2 2K 2
acpidev 20 2K 20
msi 9 2K 9
clone 9 2K 9
tun 7 2K 7
softdep 1 1K 1
sahead 1 1K 1
secasvar 1 1K 1
nhops 6 1K 8
vnodemarker 2 1K 82
NFSD session 1 1K 1
CAM periph 4 1K 271
xform 13 1K 632
sctp_ifn 6 1K 14
ipsec 3 1K 3
diradd 6 1K 2675
mld 6 1K 6
igmp 6 1K 6
toponodes 6 1K 6
isadev 6 1K 6
mount 16 1K 89
pci_link 10 1K 10
crypto 4 1K 211
encap_export_host 12 1K 12
procdesc 5 1K 14
inpcbpolicy 18 1K 2001
sctp_stri 1 1K 114
newdirblk 4 1K 2480
mkdir 4 1K 4960
pfil 4 1K 4
cdev 2 1K 2
osd 8 1K 821
chacha20random 1 1K 1
tcp_fsb 11 1K 176
NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1
DEVFS 9 1K 10
dirrem 1 1K 2634
ip_msource 4 1K 10
vnodes 1 1K 8
CAM SIM 2 1K 2
ktls 1 1K 1
feeder 7 1K 7
tcpfunc 3 1K 3
loginclass 3 1K 6
prison 6 1K 6
lkpikmalloc 5 1K 6
aesni_data 2 1K 2
apmdev 1 1K 1
atkbddev 2 1K 2
CAM dev queue 2 1K 2
freefile 1 1K 2610
CAM I/O Scheduler 1 1K 1
CAM path 4 1K 1034
pmchooks 1 1K 1
nexusdev 7 1K 7
soname 4 1K 6680
filecaps 5 1K 102
sctp_vrf 1 1K 1
freework 1 1K 3280
vnet 1 1K 1
entropy 2 1K 47
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
vegas data 0 0K 8
sctp_mcore 0 0K 0
sctp_socko 0 0K 1911
sctp_iter 0 0K 17
sctp_mvrf 0 0K 0
sctp_cpal 0 0K 5
sctp_cmsg 0 0K 0
sctp_stre 0 0K 0
sctp_athi 0 0K 0
sctp_a_it 0 0K 12
sctp_aadr 0 0K 28
cdg data 0 0K 10
cubic data 0 0K 13
mqdata 0 0K 0
htcp data 0 0K 18
chd data 0 0K 0
pf_altq 0 0K 0
pf_osfp 0 0K 0
pf_temp 0 0K 0
dctcp data 0 0K 0
NEWdirectio 0 0K 0
NEWNFSnode 0 0K 0
madt_table 0 0K 2
smartpqi 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
iavf 0 0K 0
ixl 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
ice-resmgr 0 0K 0
ice-osdep 0 0K 0
ice 0 0K 0
axgbe 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
xen_intr 0 0K 0
gntdev 0 0K 0
privcmd_dev 0 0K 0
xen_hvm 0 0K 0
legacydrv 0 0K 0
qpidrv 0 0K 0
evtchn_dev 0 0K 0
xenstore 0 0K 0
dmar_idpgtbl 0 0K 0
dmar_dom 0 0K 0
dmar_ctx 0 0K 0
ciss_data 0 0K 0
BACKLIGHT 0 0K 0
xnb 0 0K 0
isci 0 0K 0
iommu_dmamap 0 0K 0
xbbd 0 0K 0
hyperv_socket 0 0K 0
bxe_ilt 0 0K 0
xenbus 0 0K 0
xbd 0 0K 0
Balloon 0 0K 0
sysmouse 0 0K 0
vm_fictitious 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
pvscsi 0 0K 0
scsi_da 0 0K 69
UMAHash 0 0K 0
ata_da 0 0K 0
vm_pgdata 0 0K 0
jblocks 0 0K 0
savedino 0 0K 2281
sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0
sbdep 0 0K 38
jsegdep 0 0K 0
jseg 0 0K 0
jfreefrag 0 0K 0
jfreeblk 0 0K 0
jnewblk 0 0K 0
jmvref 0 0K 0
jremref 0 0K 0
jaddref 0 0K 0
freedep 0 0K 0
freeblks 0 0K 2625
freefrag 0 0K 16
allocindir 0 0K 0
indirdep 0 0K 491
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
scsi_ch 0 0K 0
scsi_cd 0 0K 0
AHCI driver 0 0K 0
USBdev 0 0K 0
USB 0 0K 0
agp 0 0K 0
nvme_da 0 0K 0
ktls_ocf 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5E_TLS 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EN 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5DUMP 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
seq_file 0 0K 0
radix 0 0K 0
idr 0 0K 0
lkpifw 0 0K 0
NLM 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 77
ip6_msource 0 0K 0
ip6_moptions 0 0K 0
in6_mfilter 0 0K 0
frag6 0 0K 0
tcplog 0 0K 0
tcp_hwpace 0 0K 0
acpipwr 0 0K 0
acpi_perf 0 0K 0
LRO 0 0K 0
newreno data 0 0K 0
ip_moptions 0 0K 10
in_mfilter 0 0K 30
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
VN POLL 0 0K 4
twsbuf 0 0K 0
statfs 0 0K 2701
namei_tracker 0 0K 0
export_host 0 0K 0
cl_savebuf 0 0K 13
twe_commands 0 0K 0
twa_commands 0 0K 0
tcp_log_dev 0 0K 59
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
acpicmbat 0 0K 0
SIIS driver 0 0K 0
CAM CCB 0 0K 5689
PUC 0 0K 0
ppbusdev 0 0K 0
agtiapi_MemAlloc malloc 0 0K 0
biobuf 0 0K 0
aios 0 0K 0
lio 0 0K 5
acl 0 0K 0
osti_cacheable 0 0K 0
mbuf_tag 0 0K 132
tempbuff 0 0K 0
tempbuff 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
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
accf 0 0K 0
pts 0 0K 0
iov 0 0K 17459
ioctlops 0 0K 539
eventfd 0 0K 0
Witness 0 0K 0
stack 0 0K 0
MPSSAS 0 0K 0
mps 0 0K 0
mpr_user 0 0K 0
MPRSAS 0 0K 0
mpr 0 0K 0
mfibuf 0 0K 0
sbuf 0 0K 288
md_sectors 0 0K 0
firmware 0 0K 0
compressor 0 0K 0
md_disk 0 0K 0
SWAP 0 0K 0
malodev 0 0K 0
LED 0 0K 0
sysctltmp 0 0K 877
sysctl 0 0K 3
ekcd 0 0K 0
dumper 0 0K 0
sendfile 0 0K 0
rctl 0 0K 0
ix_sriov 0 0K 0
aacraidcam 0 0K 0
aacraid_buf 0 0K 0
ix 0 0K 0
ipsbuf 0 0K 0
cache 0 0K 0
iirbuf 0 0K 0
prison_racct 0 0K 0
Fail Points 0 0K 0
sigio 0 0K 1
filedesc_to_leader 0 0K 10
pwd 0 0K 0
tty console 0 0K 0
aaccam 0 0K 0
aacbuf 0 0K 0
zstd 0 0K 0
XZ_DEC 0 0K 0
nvlist 0 0K 0
SCSI ENC 0 0K 0
SCSI sa 0 0K 0
scsi_pass 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
tmpfs dir 0 0K 0
tmpfs name 0 0K 0
tmpfs mount 0 0K 0
NFS FHA 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 diroff 0 0K 0
db> show uma
Zone Size Used Free Requests Sleeps Bucket Total Mem XFree
mbuf_jumbo_page 4096 8320 985 456269 0 254 38113280 0
tcp_log 416 0 13293 142239 0 254 5529888 0
mbuf 256 8936 634 1082979 0 254 2449920 0
pbuf 2624 0 762 0 0 2 1999488 0
RADIX NODE 144 10960 1495 112802 0 63 1793520 0
BUF TRIE 144 355 11405 3693 0 62 1693440 0
malloc-384 384 4240 30 4334 0 30 1639680 0
malloc-128 128 11335 42 11573 0 126 1456256 0
malloc-4096 4096 327 2 530 0 2 1347584 0
mbuf_cluster 2048 600 2 600 0 254 1232896 0
UMA Slabs 0 112 10675 14 10675 0 126 1197168 0
vmem btag 56 18218 45 18218 0 254 1022728 0
FFS inode 1160 537 30 3155 0 8 657720 0
malloc-16384 16384 27 7 2509 0 1 557056 0
tcp_bbr_map 128 0 4340 122929 0 126 555520 0
256 Bucket 2048 233 13 16539 0 8 503808 0
malloc-4096 4096 109 6 3992 0 2 471040 0
VM OBJECT 264 1539 111 52214 0 30 435600 0
ertt_txseginfo 40 0 9898 293391 0 254 395920 0
THREAD 1808 179 30 4326 0 8 377872 0
lkpimm 160 1 2324 1 0 62 372000 0
lkpicurr 160 2 2323 2 0 62 372000 0
sctp_asoc 2288 85 60 1179 0 254 331760 0
malloc-64 64 4193 469 54964 0 254 298368 0
MAP ENTRY 96 2647 419 196061 0 126 294336 0
VNODE 448 576 72 3196 0 30 290304 0
malloc-65536 65536 4 0 4 0 1 262144 0
malloc-2048 2048 88 28 2638 0 8 237568 0
malloc-16 16 14201 299 17793 0 254 232000 0
DEVCTL 1024 0 220 153 0 0 225280 0
sctp_ep 1280 86 73 2626 0 254 203520 0
malloc-65536 65536 1 2 32 0 1 196608 0
malloc-32768 32768 0 6 289 0 1 196608 0
malloc-32768 32768 0 6 163 0 1 196608 0
malloc-256 256 123 627 15313 0 62 192000 0
UMA Zones 768 242 2 242 0 16 187392 0
VMSPACE 2544 58 14 3411 0 4 183168 0
malloc-32 32 5364 180 5666 0 254 177408 0
malloc-128 128 1266 67 31842 0 126 170624 0
malloc-128 128 1196 75 7474 0 126 162688 0
mbuf_packet 256 62 538 11636 0 254 153600 0
FFS2 dinode 256 537 33 3154 0 62 145920 0
S VFS Cache 104 1029 336 3728 0 126 141960 0
PROC 1336 85 20 3436 0 8 140280 0
socket 944 56 92 6006 0 254 139712 0
malloc-65536 65536 2 0 2 0 1 131072 0
malloc-65536 65536 0 2 392 0 1 131072 0
malloc-65536 65536 2 0 2 0 1 131072 0
malloc-65536 65536 0 2 8 0 1 131072 0
clpbuf 2624 0 48 200 0 16 125952 0
128 Bucket 1024 94 29 1982 0 16 125952 0
malloc-1024 1024 93 27 1716 0 16 122880 0
malloc-256 256 193 287 9854 0 62 122880 0
malloc-1024 1024 110 6 127 0 16 118784 0
ksiginfo 112 88 956 1107 0 126 116928 0
filedesc0 1072 85 20 3434 0 8 112560 0
sctp_raddr 736 84 59 1201 0 254 105248 0
malloc-2048 2048 7 37 5700 0 8 90112 0
UMA Kegs 384 227 6 227 0 30 89472 0
malloc-384 384 172 58 3896 0 30 88320 0
malloc-16384 16384 4 1 179 0 1 81920 0
malloc-8192 8192 5 5 135 0 1 81920 0
malloc-128 128 304 316 3078 0 126 79360 0
malloc-384 384 12 188 2778 0 30 76800 0
malloc-32768 32768 2 0 2 0 1 65536 0
malloc-256 256 135 105 3086 0 62 61440 0
g_bio 408 0 150 18130 0 30 61200 0
tcpcb 1080 4 52 810 0 254 60480 0
malloc-256 256 154 71 494 0 62 57600 0
malloc-2048 2048 4 24 511 0 8 57344 0
64 Bucket 512 79 33 4637 0 30 57344 0
malloc-4096 4096 12 1 23 0 2 53248 0
32 Bucket 256 60 135 7815 0 62 49920 0
malloc-16384 16384 3 0 3 0 1 49152 0
malloc-8192 8192 6 0 6 0 1 49152 0
pcpu-8 8 4869 1275 8743 0 254 49152 0
malloc-64 64 598 95 20749 0 254 44352 0
malloc-384 384 83 27 412 0 30 42240 0
malloc-8192 8192 5 0 5 0 1 40960 0
malloc-256 256 114 36 1132 0 62 38400 0
DIRHASH 1024 34 2 34 0 16 36864 0
NAMEI 1024 0 36 26012 0 16 36864 0
malloc-4096 4096 9 0 9 0 2 36864 0
Files 80 278 172 16343 0 126 36000 0
malloc-32768 32768 1 0 1 0 1 32768 0
malloc-8192 8192 4 0 4 0 1 32768 0
malloc-2048 2048 2 14 365 0 8 32768 0
malloc-2048 2048 11 5 314 0 8 32768 0
pcpu-64 64 487 25 487 0 254 32768 0
malloc-64 64 478 26 690 0 254 32256 0
TURNSTILE 136 210 21 210 0 62 31416 0
tcp_bbr_pcb 832 0 36 385 0 16 29952 0
malloc-2048 2048 6 8 125 0 8 28672 0
malloc-1024 1024 13 15 1461 0 16 28672 0
KNOTE 160 28 147 54871 0 62 28000 0
ttyinq 160 135 40 300 0 62 28000 0
8 Bucket 80 57 293 1613 0 126 28000 0
pipe 744 23 12 410 0 16 26040 0
malloc-8192 8192 2 1 4 0 1 24576 0
malloc-4096 4096 3 3 2705 0 2 24576 0
malloc-2048 2048 12 0 203 0 8 24576 0
PWD 32 36 720 2577 0 254 24192 0
malloc-64 64 256 122 7030 0 254 24192 0
malloc-64 64 120 258 2868 0 254 24192 0
udplite_inpcb 496 0 48 862 0 254 23808 0
tcp_inpcb 496 7 41 810 0 254 23808 0
malloc-128 128 9 177 409 0 126 23808 0
ttyoutq 256 72 18 160 0 62 23040 0
malloc-256 256 47 43 536 0 62 23040 0
SLEEPQUEUE 88 210 46 210 0 126 22528 0
malloc-4096 4096 2 3 5 0 2 20480 0
malloc-1024 1024 17 3 17 0 16 20480 0
malloc-32 32 315 315 10375 0 254 20160 0
16 Bucket 144 65 75 692 0 62 20160 0
malloc-128 128 89 66 2616 0 126 19840 0
Mountpoints 2752 2 5 2 0 4 19264 0
malloc-384 384 35 15 37 0 30 19200 0
malloc-8192 8192 2 0 2 0 1 16384 0
malloc-4096 4096 2 2 85 0 2 16384 0
malloc-1024 1024 11 5 11 0 16 16384 0
malloc-64 64 158 94 182 0 254 16128 0
malloc-32 32 197 307 4476 0 254 16128 0
vtnet_tx_hdr 24 0 668 417151 0 254 16032 0
sctp_chunk 152 55 49 286 0 254 15808 0
malloc-384 384 36 4 36 0 30 15360 0
malloc-256 256 30 30 2639 0 62 15360 0
malloc-256 256 34 26 1319 0 62 15360 0
tcp_rack_pcb 832 0 18 165 0 16 14976 0
malloc-1024 1024 8 4 9 0 16 12288 0
malloc-512 512 10 14 201 0 30 12288 0
malloc-512 512 12 12 16 0 30 12288 0
sctp_stream_msg_out 112 35 73 278 0 254 12096 0
malloc-32 32 160 218 271 0 254 12096 0
malloc-16 16 346 404 604 0 254 12000 0
ripcb 496 5 19 89 0 254 11904 0
udp_inpcb 496 6 18 240 0 254 11904 0
kenv 258 15 30 1038 0 30 11610 0
unpcb 256 20 25 1336 0 254 11520 0
malloc-8192 8192 1 0 1 0 1 8192 0
malloc-1024 1024 2 6 14 0 16 8192 0
malloc-1024 1024 2 6 55 0 16 8192 0
malloc-512 512 3 13 83 0 30 8192 0
malloc-512 512 0 16 7 0 30 8192 0
malloc-512 512 1 15 115 0 30 8192 0
rtentry 176 30 16 34 0 62 8096 0
PGRP 88 36 56 52 0 126 8096 0
rl_entry 40 95 107 95 0 254 8080 0
sctp_laddr 48 17 151 841 0 254 8064 0
tcp_rack_map 112 0 72 299 0 126 8064 0
udpcb 32 6 246 1102 0 254 8064 0
ertt 72 4 108 810 0 126 8064 0
malloc-64 64 16 110 126 0 254 8064 0
malloc-64 64 98 28 437 0 254 8064 0
malloc-32 32 137 115 195 0 254 8064 0
malloc-32 32 0 252 11 0 254 8064 0
malloc-32 32 25 227 60 0 254 8064 0
malloc-32 32 38 214 845 0 254 8064 0
4 Bucket 48 6 162 111 0 254 8064 0
2 Bucket 32 59 193 912 0 254 8064 0
malloc-16 16 6 494 817 0 254 8000 0
malloc-16 16 16 484 24 0 254 8000 0
malloc-16 16 187 313 1417 0 254 8000 0
malloc-16 16 29 471 27552 0 254 8000 0
malloc-16 16 180 320 4090 0 254 8000 0
malloc-128 128 25 37 130 0 126 7936 0
malloc-128 128 14 48 250 0 126 7936 0
tcp_log_node 120 0 66 2 0 126 7920 0
sctp_readq 152 0 52 49 0 254 7904 0
AIO 208 0 38 4 0 62 7904 0
cryptop 280 0 28 29 0 30 7840 0
routing nhops 256 27 3 34 0 62 7680 0
malloc-384 384 1 19 349 0 30 7680 0
malloc-384 384 1 19 36 0 30 7680 0
AIOLIO 272 0 28 5 0 30 7616 0
FPU_save_area 832 1 8 1 0 16 7488 0
cpuset 104 7 55 7 0 126 6448 0
epoch_record pcpu 256 4 12 4 0 62 4096 0
malloc-2048 2048 1 1 1 0 8 4096 0
malloc-512 512 1 7 2 0 30 4096 0
malloc-512 512 4 4 4 0 30 4096 0
pcpu-16 16 7 249 7 0 254 4096 0
pf tags 104 1 38 1 0 126 4056 0
tcp_log_bucket 176 0 23 1 0 62 4048 0
tcptw 88 3 43 3 0 254 4048 0
sctp_asconf_ack 48 1 83 2 0 254 4032 0
sackhole 32 0 126 2 0 254 4032 0
hostcache 64 1 62 1 0 254 4032 0
syncache 168 0 24 4 0 254 4032 0
AIOP 32 4 122 4 0 254 4032 0
UMA Slabs 1 176 11 11 11 0 62 3872 0
mqnode 416 3 6 3 0 30 3744 0
KMAP ENTRY 96 12 27 14 0 0 3744 0
vmem 1856 1 1 1 0 8 3712 0
SMR CPU 32 3 60 3 0 254 2016 0
SMR SHARED 24 3 60 3 0 254 1512 0
FFS1 dinode 128 0 0 0 0 126 0 0
da_ccb 544 0 0 0 0 16 0 0
ada_ccb 272 0 0 0 0 30 0 0
swblk 136 0 0 0 0 62 0 0
swpctrie 144 0 0 0 0 62 0 0
sctp_asconf 40 0 0 0 0 254 0 0
cdg_qdiffsample 16 0 0 0 0 254 0 0
pf state scrubs 40 0 0 0 0 254 0 0
pf frag entries 40 0 0 0 0 254 0 0
pf frags 248 0 0 0 0 62 0 0
pf table entries 160 0 0 0 0 62 0 0
pf table entry counters 64 0 0 0 0 254 0 0
pf source nodes 136 0 0 0 0 254 0 0
pf state keys 88 0 0 0 0 126 0 0
pf states 304 0 0 0 0 254 0 0
pf mtags 48 0 0 0 0 254 0 0
tcpreass 48 0 0 0 0 254 0 0
tfo_ccache_entries 80 0 0 0 0 126 0 0
tfo 4 0 0 0 0 254 0 0
ipq 56 0 0 0 0 254 0 0
IPsec SA lft_c 16 0 0 0 0 254 0 0
itimer 352 0 0 0 0 30 0 0
AIOCB 552 0 0 0 0 16 0 0
NCLNODE 584 0 0 0 0 16 0 0
mqnotifier 216 0 0 0 0 62 0 0
mvdata 64 0 0 0 0 254 0 0
mqueue 248 0 0 0 0 62 0 0
TMPFS node 224 0 0 0 0 62 0 0
LTS VFS Cache 360 0 0 0 0 30 0 0
L VFS Cache 320 0 0 0 0 30 0 0
STS VFS Cache 144 0 0 0 0 62 0 0
linux_dma_object 24 0 0 0 0 254 0 0
linux_dma_pctrie 144 0 0 0 0 62 0
---
This report 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 issue. See:
https://goo.gl/tpsmEJ#status for how to communicate with syzbot.
syzbot found the following issue on:
HEAD commit: e88c3b1b intrng: remove now redundant shadow variable.
git tree: https://github.com/freebsd/freebsd-src.git main
console output: https://syzkaller.appspot.com/x/log.txt?x=17f5d528300000
dashboard link: https://syzkaller.appspot.com/bug?extid=f3bb25546098906accaf
Unfortunately, I don't have any reproducer for this issue yet.
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+f3bb25...@syzkaller.appspotmail.com
panic: ASan: Invalid access, 8-byte write at 0xfffffe009b136ac0, UMAUseAfterFree(fd)
cpuid = 1
time = 1625783593
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc7/frame 0xfffffe005760ce50
kdb_backtrace() at kdb_backtrace+0xd3/frame 0xfffffe005760cfb0
vpanic() at vpanic+0x2c5/frame 0xfffffe005760d090
panic() at panic+0xb5/frame 0xfffffe005760d150
__asan_store8_noabort() at __asan_store8_noabort+0x36f/frame 0xfffffe005760d210
sctp_timer_stop() at sctp_timer_stop+0x82b/frame 0xfffffe005760d280
sctp_stop_timers_for_shutdown() at sctp_stop_timers_for_shutdown+0xd2/frame 0xfffffe005760d2b0
sctp_disconnect() at sctp_disconnect+0x884/frame 0xfffffe005760d3b0
soclose() at soclose+0x3b3/frame 0xfffffe005760d4c0
_fdrop() at _fdrop+0x58/frame 0xfffffe005760d4f0
closef() at closef+0x686/frame 0xfffffe005760d6e0
fdescfree_fds() at fdescfree_fds+0x1fa/frame 0xfffffe005760d750
fdescfree() at fdescfree+0x903/frame 0xfffffe005760d940
exit1() at exit1+0x8b7/frame 0xfffffe005760d9d0
sys_sys_exit() at sys_sys_exit+0x28/frame 0xfffffe005760d9f0
amd64_syscall() at amd64_syscall+0x425/frame 0xfffffe005760dbf0
fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe005760dbf0
--- syscall (1, FreeBSD ELF64, sys_sys_exit), rip = 0x2e985a, rsp = 0x7fffffffe478, rbp = 0x7fffffffe480 ---
KDB: enter: panic
[ thread pid 3425 tid 103166 ]
Stopped at kdb_enter+0x6b: movq $0,0x28f95ea(%rip)
db>
db> set $lines = 0
db> set $maxwidth = 0
db> show registers
cs 0x20
ds 0x3b
es 0x3b
fs 0x13
gs 0x1b
ss 0x28
rax 0x12
rcx 0x86d4afbb30524c49
rdx 0x1
rbx 0
rsp 0xfffffe005760cf90
rbp 0xfffffe005760cfb0
rsi 0
rdi 0xffffffff8179aa29 vprintf+0x319
r8 0x3
r9 0xfffffe005760cae8
r10 0
r11 0xfffffe009b3a9350
r12 0xfffffe009b52c3a0
r13 0xfffffe005760d001
r14 0xffffffff82c414c0 .str.18
r15 0xffffffff82c414c0 .str.18
rip 0xffffffff8178e44b kdb_enter+0x6b
rflags 0x46
kdb_enter+0x6b: movq $0,0x28f95ea(%rip)
db> show proc
Process 3425 (syz-executor.3) at 0xfffffe009b12e000:
state: NORMAL
uid: 0 gids: 0, 0, 5
parent: pid 788 at 0xfffffe009252aa70
ABI: FreeBSD ELF64
flag: 0x10002000 flag2: 0
arguments: /root/syz-executor.3
reaper: 0xfffffe0053d51538 reapsubtree: 1
sigparent: 20
vmspace: 0xfffffe009b11c9f0
(map 0xfffffe009b11c9f0)
(map.pmap 0xfffffe009b11cab0)
(pmap 0xfffffe009b11cb10)
threads: 1
103166 Run CPU 1 syz-executor.3
db> ps
pid ppid pgrp uid state wmesg wchan cmd
3425 788 788 0 RE CPU 1 syz-executor.3
2084 1 785 0 S uwait 0xfffffe009b520c80 syz-executor.0
2083 1 2083 0 S uwait 0xfffffe009255f600 syz-executor.0
2042 1 787 0 S uwait 0xfffffe009b520e80 syz-executor.2
2037 1 785 0 S uwait 0xfffffe00587bfb00 syz-executor.0
2033 1 785 0 S uwait 0xfffffe0092599680 syz-executor.0
2032 1 787 0 S uwait 0xfffffe00925a6b80 syz-executor.2
2027 1 787 0 S uwait 0xfffffe008fa80f00 syz-executor.2
2023 1 785 0 S uwait 0xfffffe009a969c00 syz-executor.0
2021 1 787 0 S uwait 0xfffffe009255f800 syz-executor.2
2016 1 787 0 S uwait 0xfffffe00925a6780 syz-executor.2
2013 1 787 0 S uwait 0xfffffe0091f3fa80 syz-executor.2
2010 1 787 0 S uwait 0xfffffe009202e080 syz-executor.2
2008 1 787 0 S uwait 0xfffffe009202e500 syz-executor.2
1815 0 0 0 DL aiordy 0xfffffe009b07ba70 [aiod4]
1814 0 0 0 DL aiordy 0xfffffe009a894538 [aiod3]
1813 0 0 0 DL aiordy 0xfffffe0092032000 [aiod2]
1812 0 0 0 DL aiordy 0xfffffe009b43f538 [aiod1]
1762 1 1762 65 Ss select 0xfffffe009b062dc0 dhclient
1573 1 786 0 S uwait 0xfffffe0092599080 syz-executor.1
1568 1 786 0 S uwait 0xfffffe00925a6480 syz-executor.1
1566 1 785 0 S uwait 0xfffffe009b520d80 syz-executor.0
1561 1 786 0 S uwait 0xfffffe00587bfe00 syz-executor.1
1560 1 785 0 S uwait 0xfffffe0091f3fa00 syz-executor.0
1555 1 785 0 S uwait 0xfffffe009b520780 syz-executor.0
1553 1 785 0 S uwait 0xfffffe0092599180 syz-executor.0
1552 1 785 0 S uwait 0xfffffe009b520a80 syz-executor.0
1541 1 1541 0 Ss select 0xfffffe0092599740 dhclient
1538 1 1538 0 Ss select 0xfffffe0092530140 dhclient
1515 1 1515 65 Ss select 0xfffffe0092530040 dhclient
1312 1 1312 0 Ss select 0xfffffe00925a60c0 dhclient
1309 1 1309 0 Ss select 0xfffffe009202edc0 dhclient
1282 1 1282 65 Ss select 0xfffffe00925307c0 dhclient
1036 1 1036 0 Ss select 0xfffffe00925a6140 dhclient
1032 1 1032 0 Ss select 0xfffffe00925a6f40 dhclient
1005 1 1005 65 Ss select 0xfffffe00925308c0 dhclient
832 1 832 0 Ss select 0xfffffe00925301c0 dhclient
824 1 824 0 Ss select 0xfffffe00925306c0 dhclient
788 780 788 0 Ss wait 0xfffffe009252aa70 syz-executor.3
787 780 787 0 Ss piperd 0xfffffe00925275d0 syz-executor.2
786 780 786 0 Rs syz-executor.1
785 780 785 0 Ss piperd 0xfffffe0091fc45d0 syz-executor.0
780 778 778 0 S (threaded) syz-fuzzer
100101 S kqread 0xfffffe00587b9800 syz-fuzzer
100119 S uwait 0xfffffe0091f3f000 syz-fuzzer
100120 S uwait 0xfffffe0091f3f100 syz-fuzzer
100121 S uwait 0xfffffe0091f3f200 syz-fuzzer
100122 S uwait 0xfffffe009202e600 syz-fuzzer
100123 S uwait 0xfffffe009202e700 syz-fuzzer
100124 S uwait 0xfffffe009202e800 syz-fuzzer
100125 S uwait 0xfffffe009202e900 syz-fuzzer
100126 S uwait 0xfffffe009202ea00 syz-fuzzer
100127 S uwait 0xfffffe009202eb00 syz-fuzzer
778 776 778 0 Ss pause 0xfffffe00587fd0b0 csh
776 694 776 0 Ss select 0xfffffe009202ed40 sshd
760 1 760 0 Ss+ ttyin 0xfffffe0056fe0cb0 getty
759 1 759 0 Ss+ ttyin 0xfffffe00583ee0b0 getty
758 1 758 0 Ss+ ttyin 0xfffffe00583ee4b0 getty
757 1 757 0 Ss+ ttyin 0xfffffe00583ee8b0 getty
756 1 756 0 Ss+ ttyin 0xfffffe00583eecb0 getty
755 1 755 0 Ss+ ttyin 0xfffffe00583960b0 getty
754 1 754 0 Ss+ ttyin 0xfffffe00583964b0 getty
753 1 753 0 Ss+ ttyin 0xfffffe00583968b0 getty
752 1 752 0 Ss+ ttyin 0xfffffe0058396cb0 getty
698 1 698 0 Ss nanslp 0xffffffff84054900 cron
694 1 694 0 Ss select 0xfffffe0091f3fb40 sshd
507 1 507 0 Rs syslogd
436 1 436 0 Ss select 0xfffffe0091f3fec0 devd
435 1 435 65 Ss select 0xfffffe0058393040 dhclient
350 1 350 0 Ss select 0xfffffe0091f3fe40 dhclient
347 1 347 0 Ss select 0xfffffe008fa80140 dhclient
23 0 0 0 DL syncer 0xffffffff8417aa40 [syncer]
22 0 0 0 DL vlruwt 0xfffffe0058527538 [vnlru]
21 0 0 0 DL (threaded) [bufdaemon]
100083 D qsleep 0xffffffff84178940 [bufdaemon]
100086 D - 0xffffffff83411f80 [bufspacedaemon-0]
100097 D sdflush 0xfffffe008f8a1ce8 [/ worker]
20 0 0 0 DL psleep 0xffffffff841b0c80 [vmdaemon]
19 0 0 0 DL (threaded) [pagedaemon]
100081 D psleep 0xffffffff841a47b8 [dom0]
100084 D launds 0xffffffff841a47c4 [laundry: dom0]
100085 D umarcl 0xffffffff81e7dc50 [uma]
18 0 0 0 DL - 0xffffffff83e0baa0 [rand_harvestq]
17 0 0 0 DL waiting 0xffffffff84d633c0 [sctp_iterator]
16 0 0 0 DL pftm 0xffffffff8474cd00 [pf purge]
15 0 0 0 DL - 0xffffffff84173dc0 [soaiod4]
9 0 0 0 DL - 0xffffffff84173dc0 [soaiod3]
8 0 0 0 DL - 0xffffffff84173dc0 [soaiod2]
7 0 0 0 DL - 0xffffffff84173dc0 [soaiod1]
6 0 0 0 DL (threaded) [cam]
100046 D - 0xffffffff83c91240 [doneq0]
100047 D - 0xffffffff83c911c0 [async]
100080 D - 0xffffffff83c91040 [scanner]
14 0 0 0 DL seqstat 0xfffffe0056aadc88 [sequencer 00]
5 0 0 0 DL crypto_ 0xfffffe00541abd80 [crypto returns 1]
4 0 0 0 DL crypto_ 0xfffffe00541abd30 [crypto returns 0]
3 0 0 0 DL crypto_ 0xffffffff8419e860 [crypto]
13 0 0 0 DL (threaded) [geom]
100037 D - 0xffffffff84027ec0 [g_event]
100038 D - 0xffffffff84027f00 [g_up]
100039 D - 0xffffffff84027f40 [g_down]
2 0 0 0 DL (threaded) [KTLS]
100028 D - 0xfffffe0053e16e00 [thr_0]
100029 D - 0xfffffe0053e16e80 [thr_1]
12 0 0 0 WL (threaded) [intr]
100010 I [swi6: task queue]
100011 I [swi6: Giant taskq]
100014 I [swi5: fast taskq]
100030 I [swi1: netisr 0]
100031 I [swi3: vm]
100032 I [swi4: clock (0)]
100033 I [swi4: clock (1)]
100034 I [swi1: hpts]
100035 I [swi1: hpts]
100048 I [irq24: virtio_pci0]
100049 I [irq25: virtio_pci0]
100050 I [irq26: virtio_pci0]
100051 I [irq27: virtio_pci0]
100052 I [irq28: virtio_pci1]
100053 I [irq29: virtio_pci1]
100054 I [irq30: virtio_pci1]
100055 I [irq31: virtio_pci1]
100056 I [irq32: virtio_pci1]
100061 I [irq10: virtio_pci2]
100063 I [irq1: atkbd0]
100064 I [irq12: psm0]
100065 I [swi0: uart uart++]
100073 I [swi1: pf send]
11 0 0 0 RL (threaded) [idle]
100003 CanRun [idle: cpu0]
100004 CanRun [idle: cpu1]
1 0 1 0 SLs wait 0xfffffe0053d51538 [init]
10 0 0 0 DL audit_w 0xffffffff8419f800 [audit]
0 0 0 0 RLs (threaded) [kernel]
100000 D swapin 0xffffffff84028dc0 [swapper]
100005 D - 0xfffffe0053c0d800 [softirq_0]
100006 D - 0xfffffe0053c0d600 [softirq_1]
100007 D - 0xfffffe0053c0d400 [if_io_tqg_0]
100008 D - 0xfffffe0053c0d200 [if_io_tqg_1]
100009 D - 0xfffffe0053c0d000 [if_config_tqg_0]
100012 Run CPU 0 [thread taskq]
100013 D - 0xfffffe000791c400 [inm_free taskq]
100015 D - 0xfffffe000791c200 [kqueue_ctx taskq]
100016 D - 0xfffffe000791c100 [linuxkpi_irq_wq]
100017 D - 0xfffffe000791c000 [aiod_kick taskq]
100018 D - 0xfffffe0053df6e00 [in6m_free taskq]
100019 D - 0xfffffe0053df6d00 [pci_hp taskq]
100020 D - 0xfffffe0053df6c00 [linuxkpi_short_wq_0]
100021 D - 0xfffffe0053df6c00 [linuxkpi_short_wq_1]
100022 D - 0xfffffe0053df6c00 [linuxkpi_short_wq_2]
100023 D - 0xfffffe0053df6c00 [linuxkpi_short_wq_3]
100024 D - 0xfffffe0053df6b00 [linuxkpi_long_wq_0]
100025 D - 0xfffffe0053df6b00 [linuxkpi_long_wq_1]
100026 D - 0xfffffe0053df6b00 [linuxkpi_long_wq_2]
100027 D - 0xfffffe0053df6b00 [linuxkpi_long_wq_3]
100036 D - 0xfffffe0053df6a00 [firmware taskq]
100040 D - 0xfffffe0053df6900 [crypto_0]
100041 D - 0xfffffe0053df6900 [crypto_1]
100057 D - 0xfffffe0053df6700 [vtnet0 rxq 0]
100058 D - 0xfffffe0053df6600 [vtnet0 txq 0]
100059 D - 0xfffffe0053df6500 [vtnet0 rxq 1]
100060 D - 0xfffffe0053df6400 [vtnet0 txq 1]
100062 D vtbslp 0xfffffe0056fc0380 [virtio_balloon]
100066 D - 0xfffffe0053df6300 [mca taskq]
100071 D - 0xffffffff82c48440 [deadlkres]
100076 D - 0xfffffe005838de00 [acpi_task_0]
100077 D - 0xfffffe005838de00 [acpi_task_1]
100078 D - 0xfffffe005838de00 [acpi_task_2]
100079 D - 0xfffffe0053df6800 [CAM taskq]
3424 786 786 0 Z syz-executor.1
db> show all locks
Process 3425 (syz-executor.3) thread 0xfffffe009b52c3a0 (103166)
exclusive sleep mutex sctp-tcb (tcb) r = 0 (0xfffffe009b50f8b0) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_usrreq.c:692
exclusive sleep mutex sctp-inp (inp) r = 0 (0xfffffe009a8dbe68) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_usrreq.c:674
Process 0 (kernel) thread 0xfffffe0053df21e0 (100012)
exclusive sleep mutex kernel arena (kernel arena) r = 0 (0xffffffff840a9580) locked @ /syzkaller/managers/main/kernel/sys/kern/subr_vmem.c:789
exclusive sleep mutex vmem list lock (vmem list lock) r = 0 (0xffffffff83409bc0) locked @ /syzkaller/managers/main/kernel/sys/kern/subr_vmem.c:784
db> show malloc
Type InUse MemUse Requests
pf_hash 5 11524K 5
devbuf 4216 4338K 4244
tcp_hpts 6 3201K 6
sysctloid 34320 2027K 34387
vtbuf 24 1968K 46
kobj 326 1304K 486
newblk 6 1026K 6402
vfscache 3 1025K 3
pcb 203 731K 5973
inodedep 13 517K 2768
ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
intr 4 472K 4
filedesc 54 425K 5021
subproc 192 384K 3543
vmem 3 274K 6
acpica 1674 184K 54806
vnet_data 1 168K 1
tidhash 3 141K 3
linker 357 140K 397
pagedep 10 131K 2512
tfo_ccache 1 128K 1
DEVFS1 107 107K 124
sem 4 106K 4
BPF 46 88K 50
sctp_stro 85 85K 1193
bus 986 80K 3469
mtx_pool 2 72K 2
syncache 1 68K 1
sctp_atcl 172 65K 3876
acpitask 1 64K 1
ddb_capture 1 64K 1
module 510 64K 510
umtx 418 53K 418
kdtrace 266 51K 7764
temp 36 35K 2678
hostcache 1 32K 1
shm 1 32K 5
DEVFS3 126 32K 136
msg 4 30K 4
gtaskqueue 18 26K 18
kbdmux 6 22K 6
routetbl 147 22K 914
ifaddr 70 20K 72
DEVFS_RULE 56 20K 56
ufs_mount 5 17K 6
proc 3 17K 3
tty 16 16K 16
ithread 99 16K 99
bus-sc 33 14K 1684
KTRACE 100 13K 100
lltable 41 13K 135
ifnet 7 13K 7
ether_multi 152 13K 162
ksem 26 12K 117
kenv 95 12K 95
eventhandler 133 12K 133
sctp_atky 259 11K 5166
pf_rule 8 11K 108
CAM queue 5 11K 1528
rman 84 10K 425
GEOM 60 10K 489
in6_multi 65 9K 65
bmsafemap 3 9K 2787
cred 33 9K 283
UART 12 9K 12
devstat 4 9K 4
sctp_timw 32 8K 32
pf_table 4 8K 123
rpc 2 8K 2
shmfd 1 8K 18
pfs_vncache 1 8K 1
kqueue 88 8K 3446
pfs_nodes 20 8K 20
audit_evclass 236 8K 294
taskqueue 60 7K 60
sglist 5 7K 5
CAM DEV 3 6K 510
plimit 24 6K 487
DEVFSP 91 6K 430
pf_ifnet 17 6K 200
pwddesc 84 6K 3434
ufs_dirhash 24 5K 24
UMA 270 5K 270
session 35 5K 50
vt 11 5K 11
memdesc 1 4K 1
MCA 32 4K 32
evdev 4 4K 4
kcovinfo 64 4K 73
acpisem 28 4K 28
selfd 55 4K 50454
lockf 32 4K 85
hhook 15 4K 17
fpukern_ctx 3 3K 3
proc-args 52 3K 671
terminal 11 3K 11
sctp_athm 172 3K 3926
sctp_map 170 3K 2358
select 19 3K 130
uidinfo 4 3K 13
local_apic 1 2K 1
io_apic 1 2K 1
ipsec-saq 2 2K 2
ip6ndp 12 2K 13
Unitno 31 2K 47
sctp_ifa 13 2K 14
CAM XPT 22 2K 543
in_multi 6 2K 8
ipsecpolicy 2 2K 2
acpidev 20 2K 20
msi 9 2K 9
clone 9 2K 9
tun 7 2K 7
softdep 1 1K 1
sahead 1 1K 1
secasvar 1 1K 1
nhops 6 1K 8
vnodemarker 2 1K 82
NFSD session 1 1K 1
CAM periph 4 1K 271
xform 13 1K 632
sctp_ifn 6 1K 14
ipsec 3 1K 3
diradd 6 1K 2675
mld 6 1K 6
igmp 6 1K 6
toponodes 6 1K 6
isadev 6 1K 6
mount 16 1K 89
pci_link 10 1K 10
crypto 4 1K 211
encap_export_host 12 1K 12
procdesc 5 1K 14
inpcbpolicy 18 1K 2001
sctp_stri 1 1K 114
newdirblk 4 1K 2480
mkdir 4 1K 4960
pfil 4 1K 4
cdev 2 1K 2
osd 8 1K 821
chacha20random 1 1K 1
tcp_fsb 11 1K 176
NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1
DEVFS 9 1K 10
dirrem 1 1K 2634
ip_msource 4 1K 10
vnodes 1 1K 8
CAM SIM 2 1K 2
ktls 1 1K 1
feeder 7 1K 7
tcpfunc 3 1K 3
loginclass 3 1K 6
prison 6 1K 6
lkpikmalloc 5 1K 6
aesni_data 2 1K 2
apmdev 1 1K 1
atkbddev 2 1K 2
CAM dev queue 2 1K 2
freefile 1 1K 2610
CAM I/O Scheduler 1 1K 1
CAM path 4 1K 1034
pmchooks 1 1K 1
nexusdev 7 1K 7
soname 4 1K 6680
filecaps 5 1K 102
sctp_vrf 1 1K 1
freework 1 1K 3280
vnet 1 1K 1
entropy 2 1K 47
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
vegas data 0 0K 8
sctp_mcore 0 0K 0
sctp_socko 0 0K 1911
sctp_iter 0 0K 17
sctp_mvrf 0 0K 0
sctp_cpal 0 0K 5
sctp_cmsg 0 0K 0
sctp_stre 0 0K 0
sctp_athi 0 0K 0
sctp_a_it 0 0K 12
sctp_aadr 0 0K 28
cdg data 0 0K 10
cubic data 0 0K 13
mqdata 0 0K 0
htcp data 0 0K 18
chd data 0 0K 0
pf_altq 0 0K 0
pf_osfp 0 0K 0
pf_temp 0 0K 0
dctcp data 0 0K 0
NEWdirectio 0 0K 0
NEWNFSnode 0 0K 0
madt_table 0 0K 2
smartpqi 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
iavf 0 0K 0
ixl 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
ice-resmgr 0 0K 0
ice-osdep 0 0K 0
ice 0 0K 0
axgbe 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
xen_intr 0 0K 0
gntdev 0 0K 0
privcmd_dev 0 0K 0
xen_hvm 0 0K 0
legacydrv 0 0K 0
qpidrv 0 0K 0
evtchn_dev 0 0K 0
xenstore 0 0K 0
dmar_idpgtbl 0 0K 0
dmar_dom 0 0K 0
dmar_ctx 0 0K 0
ciss_data 0 0K 0
BACKLIGHT 0 0K 0
xnb 0 0K 0
isci 0 0K 0
iommu_dmamap 0 0K 0
xbbd 0 0K 0
hyperv_socket 0 0K 0
bxe_ilt 0 0K 0
xenbus 0 0K 0
xbd 0 0K 0
Balloon 0 0K 0
sysmouse 0 0K 0
vm_fictitious 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
pvscsi 0 0K 0
scsi_da 0 0K 69
UMAHash 0 0K 0
ata_da 0 0K 0
vm_pgdata 0 0K 0
jblocks 0 0K 0
savedino 0 0K 2281
sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0
sbdep 0 0K 38
jsegdep 0 0K 0
jseg 0 0K 0
jfreefrag 0 0K 0
jfreeblk 0 0K 0
jnewblk 0 0K 0
jmvref 0 0K 0
jremref 0 0K 0
jaddref 0 0K 0
freedep 0 0K 0
freeblks 0 0K 2625
freefrag 0 0K 16
allocindir 0 0K 0
indirdep 0 0K 491
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
scsi_ch 0 0K 0
scsi_cd 0 0K 0
AHCI driver 0 0K 0
USBdev 0 0K 0
USB 0 0K 0
agp 0 0K 0
nvme_da 0 0K 0
ktls_ocf 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5E_TLS 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EN 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5DUMP 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
seq_file 0 0K 0
radix 0 0K 0
idr 0 0K 0
lkpifw 0 0K 0
NLM 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 77
ip6_msource 0 0K 0
ip6_moptions 0 0K 0
in6_mfilter 0 0K 0
frag6 0 0K 0
tcplog 0 0K 0
tcp_hwpace 0 0K 0
acpipwr 0 0K 0
acpi_perf 0 0K 0
LRO 0 0K 0
newreno data 0 0K 0
ip_moptions 0 0K 10
in_mfilter 0 0K 30
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
VN POLL 0 0K 4
twsbuf 0 0K 0
statfs 0 0K 2701
namei_tracker 0 0K 0
export_host 0 0K 0
cl_savebuf 0 0K 13
twe_commands 0 0K 0
twa_commands 0 0K 0
tcp_log_dev 0 0K 59
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
acpicmbat 0 0K 0
SIIS driver 0 0K 0
CAM CCB 0 0K 5689
PUC 0 0K 0
ppbusdev 0 0K 0
agtiapi_MemAlloc malloc 0 0K 0
biobuf 0 0K 0
aios 0 0K 0
lio 0 0K 5
acl 0 0K 0
osti_cacheable 0 0K 0
mbuf_tag 0 0K 132
tempbuff 0 0K 0
tempbuff 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
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
accf 0 0K 0
pts 0 0K 0
iov 0 0K 17459
ioctlops 0 0K 539
eventfd 0 0K 0
Witness 0 0K 0
stack 0 0K 0
MPSSAS 0 0K 0
mps 0 0K 0
mpr_user 0 0K 0
MPRSAS 0 0K 0
mpr 0 0K 0
mfibuf 0 0K 0
sbuf 0 0K 288
md_sectors 0 0K 0
firmware 0 0K 0
compressor 0 0K 0
md_disk 0 0K 0
SWAP 0 0K 0
malodev 0 0K 0
LED 0 0K 0
sysctltmp 0 0K 877
sysctl 0 0K 3
ekcd 0 0K 0
dumper 0 0K 0
sendfile 0 0K 0
rctl 0 0K 0
ix_sriov 0 0K 0
aacraidcam 0 0K 0
aacraid_buf 0 0K 0
ix 0 0K 0
ipsbuf 0 0K 0
cache 0 0K 0
iirbuf 0 0K 0
prison_racct 0 0K 0
Fail Points 0 0K 0
sigio 0 0K 1
filedesc_to_leader 0 0K 10
pwd 0 0K 0
tty console 0 0K 0
aaccam 0 0K 0
aacbuf 0 0K 0
zstd 0 0K 0
XZ_DEC 0 0K 0
nvlist 0 0K 0
SCSI ENC 0 0K 0
SCSI sa 0 0K 0
scsi_pass 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
tmpfs dir 0 0K 0
tmpfs name 0 0K 0
tmpfs mount 0 0K 0
NFS FHA 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 diroff 0 0K 0
db> show uma
Zone Size Used Free Requests Sleeps Bucket Total Mem XFree
mbuf_jumbo_page 4096 8320 985 456269 0 254 38113280 0
tcp_log 416 0 13293 142239 0 254 5529888 0
mbuf 256 8936 634 1082979 0 254 2449920 0
pbuf 2624 0 762 0 0 2 1999488 0
RADIX NODE 144 10960 1495 112802 0 63 1793520 0
BUF TRIE 144 355 11405 3693 0 62 1693440 0
malloc-384 384 4240 30 4334 0 30 1639680 0
malloc-128 128 11335 42 11573 0 126 1456256 0
malloc-4096 4096 327 2 530 0 2 1347584 0
mbuf_cluster 2048 600 2 600 0 254 1232896 0
UMA Slabs 0 112 10675 14 10675 0 126 1197168 0
vmem btag 56 18218 45 18218 0 254 1022728 0
FFS inode 1160 537 30 3155 0 8 657720 0
malloc-16384 16384 27 7 2509 0 1 557056 0
tcp_bbr_map 128 0 4340 122929 0 126 555520 0
256 Bucket 2048 233 13 16539 0 8 503808 0
malloc-4096 4096 109 6 3992 0 2 471040 0
VM OBJECT 264 1539 111 52214 0 30 435600 0
ertt_txseginfo 40 0 9898 293391 0 254 395920 0
THREAD 1808 179 30 4326 0 8 377872 0
lkpimm 160 1 2324 1 0 62 372000 0
lkpicurr 160 2 2323 2 0 62 372000 0
sctp_asoc 2288 85 60 1179 0 254 331760 0
malloc-64 64 4193 469 54964 0 254 298368 0
MAP ENTRY 96 2647 419 196061 0 126 294336 0
VNODE 448 576 72 3196 0 30 290304 0
malloc-65536 65536 4 0 4 0 1 262144 0
malloc-2048 2048 88 28 2638 0 8 237568 0
malloc-16 16 14201 299 17793 0 254 232000 0
DEVCTL 1024 0 220 153 0 0 225280 0
sctp_ep 1280 86 73 2626 0 254 203520 0
malloc-65536 65536 1 2 32 0 1 196608 0
malloc-32768 32768 0 6 289 0 1 196608 0
malloc-32768 32768 0 6 163 0 1 196608 0
malloc-256 256 123 627 15313 0 62 192000 0
UMA Zones 768 242 2 242 0 16 187392 0
VMSPACE 2544 58 14 3411 0 4 183168 0
malloc-32 32 5364 180 5666 0 254 177408 0
malloc-128 128 1266 67 31842 0 126 170624 0
malloc-128 128 1196 75 7474 0 126 162688 0
mbuf_packet 256 62 538 11636 0 254 153600 0
FFS2 dinode 256 537 33 3154 0 62 145920 0
S VFS Cache 104 1029 336 3728 0 126 141960 0
PROC 1336 85 20 3436 0 8 140280 0
socket 944 56 92 6006 0 254 139712 0
malloc-65536 65536 2 0 2 0 1 131072 0
malloc-65536 65536 0 2 392 0 1 131072 0
malloc-65536 65536 2 0 2 0 1 131072 0
malloc-65536 65536 0 2 8 0 1 131072 0
clpbuf 2624 0 48 200 0 16 125952 0
128 Bucket 1024 94 29 1982 0 16 125952 0
malloc-1024 1024 93 27 1716 0 16 122880 0
malloc-256 256 193 287 9854 0 62 122880 0
malloc-1024 1024 110 6 127 0 16 118784 0
ksiginfo 112 88 956 1107 0 126 116928 0
filedesc0 1072 85 20 3434 0 8 112560 0
sctp_raddr 736 84 59 1201 0 254 105248 0
malloc-2048 2048 7 37 5700 0 8 90112 0
UMA Kegs 384 227 6 227 0 30 89472 0
malloc-384 384 172 58 3896 0 30 88320 0
malloc-16384 16384 4 1 179 0 1 81920 0
malloc-8192 8192 5 5 135 0 1 81920 0
malloc-128 128 304 316 3078 0 126 79360 0
malloc-384 384 12 188 2778 0 30 76800 0
malloc-32768 32768 2 0 2 0 1 65536 0
malloc-256 256 135 105 3086 0 62 61440 0
g_bio 408 0 150 18130 0 30 61200 0
tcpcb 1080 4 52 810 0 254 60480 0
malloc-256 256 154 71 494 0 62 57600 0
malloc-2048 2048 4 24 511 0 8 57344 0
64 Bucket 512 79 33 4637 0 30 57344 0
malloc-4096 4096 12 1 23 0 2 53248 0
32 Bucket 256 60 135 7815 0 62 49920 0
malloc-16384 16384 3 0 3 0 1 49152 0
malloc-8192 8192 6 0 6 0 1 49152 0
pcpu-8 8 4869 1275 8743 0 254 49152 0
malloc-64 64 598 95 20749 0 254 44352 0
malloc-384 384 83 27 412 0 30 42240 0
malloc-8192 8192 5 0 5 0 1 40960 0
malloc-256 256 114 36 1132 0 62 38400 0
DIRHASH 1024 34 2 34 0 16 36864 0
NAMEI 1024 0 36 26012 0 16 36864 0
malloc-4096 4096 9 0 9 0 2 36864 0
Files 80 278 172 16343 0 126 36000 0
malloc-32768 32768 1 0 1 0 1 32768 0
malloc-8192 8192 4 0 4 0 1 32768 0
malloc-2048 2048 2 14 365 0 8 32768 0
malloc-2048 2048 11 5 314 0 8 32768 0
pcpu-64 64 487 25 487 0 254 32768 0
malloc-64 64 478 26 690 0 254 32256 0
TURNSTILE 136 210 21 210 0 62 31416 0
tcp_bbr_pcb 832 0 36 385 0 16 29952 0
malloc-2048 2048 6 8 125 0 8 28672 0
malloc-1024 1024 13 15 1461 0 16 28672 0
KNOTE 160 28 147 54871 0 62 28000 0
ttyinq 160 135 40 300 0 62 28000 0
8 Bucket 80 57 293 1613 0 126 28000 0
pipe 744 23 12 410 0 16 26040 0
malloc-8192 8192 2 1 4 0 1 24576 0
malloc-4096 4096 3 3 2705 0 2 24576 0
malloc-2048 2048 12 0 203 0 8 24576 0
PWD 32 36 720 2577 0 254 24192 0
malloc-64 64 256 122 7030 0 254 24192 0
malloc-64 64 120 258 2868 0 254 24192 0
udplite_inpcb 496 0 48 862 0 254 23808 0
tcp_inpcb 496 7 41 810 0 254 23808 0
malloc-128 128 9 177 409 0 126 23808 0
ttyoutq 256 72 18 160 0 62 23040 0
malloc-256 256 47 43 536 0 62 23040 0
SLEEPQUEUE 88 210 46 210 0 126 22528 0
malloc-4096 4096 2 3 5 0 2 20480 0
malloc-1024 1024 17 3 17 0 16 20480 0
malloc-32 32 315 315 10375 0 254 20160 0
16 Bucket 144 65 75 692 0 62 20160 0
malloc-128 128 89 66 2616 0 126 19840 0
Mountpoints 2752 2 5 2 0 4 19264 0
malloc-384 384 35 15 37 0 30 19200 0
malloc-8192 8192 2 0 2 0 1 16384 0
malloc-4096 4096 2 2 85 0 2 16384 0
malloc-1024 1024 11 5 11 0 16 16384 0
malloc-64 64 158 94 182 0 254 16128 0
malloc-32 32 197 307 4476 0 254 16128 0
vtnet_tx_hdr 24 0 668 417151 0 254 16032 0
sctp_chunk 152 55 49 286 0 254 15808 0
malloc-384 384 36 4 36 0 30 15360 0
malloc-256 256 30 30 2639 0 62 15360 0
malloc-256 256 34 26 1319 0 62 15360 0
tcp_rack_pcb 832 0 18 165 0 16 14976 0
malloc-1024 1024 8 4 9 0 16 12288 0
malloc-512 512 10 14 201 0 30 12288 0
malloc-512 512 12 12 16 0 30 12288 0
sctp_stream_msg_out 112 35 73 278 0 254 12096 0
malloc-32 32 160 218 271 0 254 12096 0
malloc-16 16 346 404 604 0 254 12000 0
ripcb 496 5 19 89 0 254 11904 0
udp_inpcb 496 6 18 240 0 254 11904 0
kenv 258 15 30 1038 0 30 11610 0
unpcb 256 20 25 1336 0 254 11520 0
malloc-8192 8192 1 0 1 0 1 8192 0
malloc-1024 1024 2 6 14 0 16 8192 0
malloc-1024 1024 2 6 55 0 16 8192 0
malloc-512 512 3 13 83 0 30 8192 0
malloc-512 512 0 16 7 0 30 8192 0
malloc-512 512 1 15 115 0 30 8192 0
rtentry 176 30 16 34 0 62 8096 0
PGRP 88 36 56 52 0 126 8096 0
rl_entry 40 95 107 95 0 254 8080 0
sctp_laddr 48 17 151 841 0 254 8064 0
tcp_rack_map 112 0 72 299 0 126 8064 0
udpcb 32 6 246 1102 0 254 8064 0
ertt 72 4 108 810 0 126 8064 0
malloc-64 64 16 110 126 0 254 8064 0
malloc-64 64 98 28 437 0 254 8064 0
malloc-32 32 137 115 195 0 254 8064 0
malloc-32 32 0 252 11 0 254 8064 0
malloc-32 32 25 227 60 0 254 8064 0
malloc-32 32 38 214 845 0 254 8064 0
4 Bucket 48 6 162 111 0 254 8064 0
2 Bucket 32 59 193 912 0 254 8064 0
malloc-16 16 6 494 817 0 254 8000 0
malloc-16 16 16 484 24 0 254 8000 0
malloc-16 16 187 313 1417 0 254 8000 0
malloc-16 16 29 471 27552 0 254 8000 0
malloc-16 16 180 320 4090 0 254 8000 0
malloc-128 128 25 37 130 0 126 7936 0
malloc-128 128 14 48 250 0 126 7936 0
tcp_log_node 120 0 66 2 0 126 7920 0
sctp_readq 152 0 52 49 0 254 7904 0
AIO 208 0 38 4 0 62 7904 0
cryptop 280 0 28 29 0 30 7840 0
routing nhops 256 27 3 34 0 62 7680 0
malloc-384 384 1 19 349 0 30 7680 0
malloc-384 384 1 19 36 0 30 7680 0
AIOLIO 272 0 28 5 0 30 7616 0
FPU_save_area 832 1 8 1 0 16 7488 0
cpuset 104 7 55 7 0 126 6448 0
epoch_record pcpu 256 4 12 4 0 62 4096 0
malloc-2048 2048 1 1 1 0 8 4096 0
malloc-512 512 1 7 2 0 30 4096 0
malloc-512 512 4 4 4 0 30 4096 0
pcpu-16 16 7 249 7 0 254 4096 0
pf tags 104 1 38 1 0 126 4056 0
tcp_log_bucket 176 0 23 1 0 62 4048 0
tcptw 88 3 43 3 0 254 4048 0
sctp_asconf_ack 48 1 83 2 0 254 4032 0
sackhole 32 0 126 2 0 254 4032 0
hostcache 64 1 62 1 0 254 4032 0
syncache 168 0 24 4 0 254 4032 0
AIOP 32 4 122 4 0 254 4032 0
UMA Slabs 1 176 11 11 11 0 62 3872 0
mqnode 416 3 6 3 0 30 3744 0
KMAP ENTRY 96 12 27 14 0 0 3744 0
vmem 1856 1 1 1 0 8 3712 0
SMR CPU 32 3 60 3 0 254 2016 0
SMR SHARED 24 3 60 3 0 254 1512 0
FFS1 dinode 128 0 0 0 0 126 0 0
da_ccb 544 0 0 0 0 16 0 0
ada_ccb 272 0 0 0 0 30 0 0
swblk 136 0 0 0 0 62 0 0
swpctrie 144 0 0 0 0 62 0 0
sctp_asconf 40 0 0 0 0 254 0 0
cdg_qdiffsample 16 0 0 0 0 254 0 0
pf state scrubs 40 0 0 0 0 254 0 0
pf frag entries 40 0 0 0 0 254 0 0
pf frags 248 0 0 0 0 62 0 0
pf table entries 160 0 0 0 0 62 0 0
pf table entry counters 64 0 0 0 0 254 0 0
pf source nodes 136 0 0 0 0 254 0 0
pf state keys 88 0 0 0 0 126 0 0
pf states 304 0 0 0 0 254 0 0
pf mtags 48 0 0 0 0 254 0 0
tcpreass 48 0 0 0 0 254 0 0
tfo_ccache_entries 80 0 0 0 0 126 0 0
tfo 4 0 0 0 0 254 0 0
ipq 56 0 0 0 0 254 0 0
IPsec SA lft_c 16 0 0 0 0 254 0 0
itimer 352 0 0 0 0 30 0 0
AIOCB 552 0 0 0 0 16 0 0
NCLNODE 584 0 0 0 0 16 0 0
mqnotifier 216 0 0 0 0 62 0 0
mvdata 64 0 0 0 0 254 0 0
mqueue 248 0 0 0 0 62 0 0
TMPFS node 224 0 0 0 0 62 0 0
LTS VFS Cache 360 0 0 0 0 30 0 0
L VFS Cache 320 0 0 0 0 30 0 0
STS VFS Cache 144 0 0 0 0 62 0 0
linux_dma_object 24 0 0 0 0 254 0 0
linux_dma_pctrie 144 0 0 0 0 62 0
---
This report is generated by a bot. It may contain errors.
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syzbot
Sep 7, 2021, 12:49:15 PM9/7/21
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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