panic: Assertion sb->sb_hiwat >= sb->uxdg_cc failed at /syzkaller/managers/main/kernel/sys/kern/uipc_usrreq.c:LINE
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syzbot
Aug 19, 2022, 7:00:29 AM8/19/22
to syzkaller-f...@googlegroups.com
Hello,
syzbot found the following issue on:
HEAD commit: 545db925c3d5 pipe: fix EOF case for non-blocking fds
git tree: freebsd-src
console output: https://syzkaller.appspot.com/x/log.txt?x=1417056b080000
dashboard link: https://syzkaller.appspot.com/bug?extid=6e8be1ec8d77578a3df4
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+6e8be1...@syzkaller.appspotmail.com
panic: Assertion sb->sb_hiwat >= sb->uxdg_cc failed at /syzkaller/managers/main/kernel/sys/kern/uipc_usrreq.c:1099
cpuid = 1
time = 1660906780
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc7/frame 0xfffffe008fdc1c30
kdb_backtrace() at kdb_backtrace+0xd3/frame 0xfffffe008fdc1d90
vpanic() at vpanic+0x254/frame 0xfffffe008fdc1e70
panic() at panic+0xb5/frame 0xfffffe008fdc1f30
uipc_dgram_sbspace() at uipc_dgram_sbspace+0x111/frame 0xfffffe008fdc1f70
uipc_sosend_dgram() at uipc_sosend_dgram+0xf34/frame 0xfffffe008fdc2120
sosend() at sosend+0xe8/frame 0xfffffe008fdc2190
soo_write() at soo_write+0x79/frame 0xfffffe008fdc21d0
filemon_close_log() at filemon_close_log+0x2d5/frame 0xfffffe008fdc2310
filemon_close() at filemon_close+0xbd/frame 0xfffffe008fdc23b0
devfs_close() at devfs_close+0x533/frame 0xfffffe008fdc24d0
VOP_CLOSE_APV() at VOP_CLOSE_APV+0xaa/frame 0xfffffe008fdc2510
vn_close1() at vn_close1+0x3b7/frame 0xfffffe008fdc26f0
vn_closefile() at vn_closefile+0x103/frame 0xfffffe008fdc2840
devfs_close_f() at devfs_close_f+0x5f/frame 0xfffffe008fdc2880
_fdrop() at _fdrop+0x58/frame 0xfffffe008fdc28b0
closef() at closef+0x689/frame 0xfffffe008fdc2a90
fdescfree() at fdescfree+0xa84/frame 0xfffffe008fdc2c70
exit1() at exit1+0x8f2/frame 0xfffffe008fdc2d10
sys_exit() at sys_exit+0x28/frame 0xfffffe008fdc2d30
amd64_syscall() at amd64_syscall+0x410/frame 0xfffffe008fdc2f30
fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe008fdc2f30
--- syscall (1, FreeBSD ELF64, sys_exit), rip = 0x2ebf0a, rsp = 0x820d90fc8, rbp = 0x820d90fd0 ---
KDB: enter: panic
[ thread pid 1047 tid 100226 ]
Stopped at kdb_enter+0x6b: movq $0,0x276418a(%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 0xffffffff8172e526 printf+0xf6
rdx 0x1
rbx 0
rsp 0xfffffe008fdc1d70
rbp 0xfffffe008fdc1d90
rsi 0
rdi 0xffffffff8172e588 printf+0x158
r8 0
r9 0xffffffff
r10 0
r11 0xfffffe0092b9dc40
r12 0
r13 0xfffffe0092b9d720
r14 0xffffffff82b6b160 .str.26
r15 0xffffffff82b6b160 .str.26
rip 0xffffffff8171e08b kdb_enter+0x6b
rflags 0x46
kdb_enter+0x6b: movq $0,0x276418a(%rip)
db> show proc
Process 1047 (syz-executor.3) at 0xfffffe0099432548:
state: NORMAL
uid: 0 gids: 0, 0, 5
parent: pid 791 at 0xfffffe0058b7ea90
ABI: FreeBSD ELF64
flag: 0x10002000 flag2: 0x40000
arguments: /root/syz-executor.3 exec
reaper: 0xfffffe0053dea000 reapsubtree: 1
sigparent: 20
vmspace: 0xfffffe00995f5a00
(map 0xfffffe00995f5a00)
(map.pmap 0xfffffe00995f5ac0)
(pmap 0xfffffe00995f5b30)
threads: 1
100226 Run CPU 1 syz-executor.3
db> ps
pid ppid pgrp uid state wmesg wchan cmd
1048 788 788 0 R (threaded) syz-executor.2
100282 Run CPU 0 syz-executor.2
100376 RunQ syz-executor.2
1047 791 791 0 RE CPU 1 syz-executor.3
1046 778 778 0 R syz-executor.1
921 1 791 0 S uwait 0xfffffe008fefb500 syz-executor.3
917 1 791 0 S uwait 0xfffffe0092be7600 syz-executor.3
913 1 791 0 S uwait 0xfffffe0092be7800 syz-executor.3
909 1 791 0 S umtxn 0xfffffe008fef8d80 syz-executor.3
906 1 791 0 S uwait 0xfffffe008fef9100 syz-executor.3
902 1 791 0 S uwait 0xfffffe008fef9000 syz-executor.3
898 1 791 0 S uwait 0xfffffe008fefa480 syz-executor.3
895 1 791 0 S uwait 0xfffffe0092be7f00 syz-executor.3
890 1 791 0 S uwait 0xfffffe0092be8080 syz-executor.3
886 1 791 0 S uwait 0xfffffe008fefa580 syz-executor.3
883 1 791 0 S uwait 0xfffffe008fef9300 syz-executor.3
880 1 791 0 S uwait 0xfffffe008fefbd00 syz-executor.3
877 1 791 0 S uwait 0xfffffe008fef9400 syz-executor.3
874 1 791 0 S uwait 0xfffffe008fef9500 syz-executor.3
873 1 777 0 S uwait 0xfffffe0092be8300 syz-executor.0
869 1 791 0 S uwait 0xfffffe0092be8180 syz-executor.3
865 1 791 0 S uwait 0xfffffe0092be7e00 syz-executor.3
862 1 791 0 S uwait 0xfffffe009234d300 syz-executor.3
857 1 791 0 S uwait 0xfffffe009234dd00 syz-executor.3
855 1 791 0 S uwait 0xfffffe008fef9600 syz-executor.3
851 1 791 0 S uwait 0xfffffe0058856a80 syz-executor.3
848 1 791 0 S uwait 0xfffffe008fefbe00 syz-executor.3
844 1 791 0 S uwait 0xfffffe008fef9200 syz-executor.3
840 1 791 0 S uwait 0xfffffe009234e580 syz-executor.3
837 1 788 0 S uwait 0xfffffe0053f0d700 syz-executor.2
831 1 788 0 S uwait 0xfffffe0058857700 syz-executor.2
828 1 788 0 S uwait 0xfffffe0058857900 syz-executor.2
818 808 818 0 Ss select 0xfffffe008fef9a40 dhclient
812 1 812 0 Ss select 0xfffffe0092be95c0 dhclient
808 794 430 65 S select 0xfffffe008fef9b40 dhclient
794 430 430 0 S wait 0xfffffe009277ea90 sh
791 774 791 0 Rs syz-executor.3
788 774 788 0 Ss nanslp 0xffffffff83e4f980 syz-executor.2
778 774 778 0 Ss nanslp 0xffffffff83e4f980 syz-executor.1
777 774 777 0 Rs syz-executor.0
774 772 772 0 S (threaded) syz-fuzzer
100116 S wait 0xfffffe008fe44548 syz-fuzzer
100117 S nanslp 0xffffffff83e4f981 syz-fuzzer
100118 S uwait 0xfffffe008fefa780 syz-fuzzer
100119 S wait 0xfffffe008fe44548 syz-fuzzer
100120 S uwait 0xfffffe009234e380 syz-fuzzer
100121 S uwait 0xfffffe008fefa980 syz-fuzzer
100122 S uwait 0xfffffe008fefaa80 syz-fuzzer
100123 S kqread 0xfffffe008fee1300 syz-fuzzer
100124 S wait 0xfffffe008fe44548 syz-fuzzer
100126 S wait 0xfffffe008fe44548 syz-fuzzer
100129 S uwait 0xfffffe008fefbf00 syz-fuzzer
100145 S uwait 0xfffffe008fef9800 syz-fuzzer
772 770 772 0 Ss pause 0xfffffe008fe3f5f8 csh
770 688 770 0 Ss select 0xfffffe009234d2c0 sshd
754 1 754 0 Ss+ ttyin 0xfffffe0057475cb0 getty
753 1 753 0 Ss+ ttyin 0xfffffe00579524b0 getty
752 1 752 0 Ss+ ttyin 0xfffffe00579528b0 getty
751 1 751 0 Ss+ ttyin 0xfffffe0057952cb0 getty
750 1 750 0 Ss+ ttyin 0xfffffe00579530b0 getty
749 1 749 0 Ss+ ttyin 0xfffffe00579534b0 getty
748 1 748 0 Ss+ ttyin 0xfffffe00579538b0 getty
747 1 747 0 Ss+ ttyin 0xfffffe0057953cb0 getty
746 1 746 0 Ss+ ttyin 0xfffffe00579540b0 getty
692 1 692 0 Ss nanslp 0xffffffff83e4f980 cron
688 1 688 0 Ss select 0xfffffe009234d440 sshd
501 1 501 0 Ss select 0xfffffe009234d4c0 syslogd
430 1 430 0 Ss wait 0xfffffe008fe3f000 devd
429 1 429 65 Ss select 0xfffffe008fefad40 dhclient
344 1 344 0 Ss select 0xfffffe009234d640 dhclient
341 1 341 0 Ss select 0xfffffe008fefacc0 dhclient
17 0 0 0 DL vlruwt 0xfffffe0056f9c548 [vnlru]
16 0 0 0 DL syncer 0xffffffff83f74f20 [syncer]
15 0 0 0 DL (threaded) [bufdaemon]
100079 D psleep 0xffffffff83f73520 [bufdaemon]
100082 D - 0xffffffff83212100 [bufspacedaemon-0]
100093 D sdflush 0xfffffe0056f638e8 [/ worker]
9 0 0 0 DL psleep 0xffffffff83fa6f00 [vmdaemon]
8 0 0 0 DL (threaded) [pagedaemon]
100077 D psleep 0xffffffff83f9adb8 [dom0]
100080 D launds 0xffffffff83f9adc4 [laundry: dom0]
100081 D umarcl 0xffffffff81e5aca0 [uma]
7 0 0 0 DL - 0xffffffff83c0be08 [rand_harvestq]
6 0 0 0 DL pftm 0xffffffff84652550 [pf purge]
5 0 0 0 DL waiting 0xffffffff84afb640 [sctp_iterator]
4 0 0 0 DL (threaded) [cam]
100044 D - 0xffffffff83aae340 [doneq0]
100045 D - 0xffffffff83aae2c0 [async]
100076 D - 0xffffffff83aae140 [scanner]
14 0 0 0 DL seqstat 0xfffffe0053fb4088 [sequencer 00]
3 0 0 0 DL (threaded) [crypto]
100040 D crypto_ 0xffffffff83f965a0 [crypto]
100041 D crypto_ 0xfffffe0053c8ee30 [crypto returns 0]
100042 D crypto_ 0xfffffe0053c8ee80 [crypto returns 1]
13 0 0 0 DL (threaded) [geom]
100035 D - 0xffffffff83e24e00 [g_event]
100036 D - 0xffffffff83e24e20 [g_up]
100037 D - 0xffffffff83e24e40 [g_down]
2 0 0 0 WL (threaded) [clock]
100030 I [clock (0)]
100031 I [clock (1)]
12 0 0 0 WL (threaded) [intr]
100014 I [swi6: Giant taskq]
100016 I [swi5: fast taskq]
100019 I [swi6: task queue]
100029 I [swi1: netisr 0]
100032 I [swi1: hpts]
100033 I [swi1: hpts]
100046 I [irq24: virtio_pci0]
100047 I [irq25: virtio_pci0]
100048 I [irq26: virtio_pci0]
100049 I [irq27: virtio_pci0]
100050 I [irq28: virtio_pci1]
100051 I [irq29: virtio_pci1]
100052 I [irq30: virtio_pci1]
100053 I [irq31: virtio_pci1]
100054 I [irq32: virtio_pci1]
100059 I [irq33: virtio_pci2]
100060 I [irq34: virtio_pci2]
100061 I [irq35: virtio_pci2]
100063 I [irq1: atkbd0]
100064 I [irq12: psm0]
100065 I [swi0: uart uart++]
100069 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 0xfffffe0053dea000 [init]
10 0 0 0 DL audit_w 0xffffffff83f97080 [audit]
0 0 0 0 DLs (threaded) [kernel]
100000 D swapin 0xffffffff83e25820 [swapper]
100005 D - 0xfffffe0008181d00 [if_config_tqg_0]
100006 D - 0xfffffe0008181c00 [softirq_0]
100007 D - 0xfffffe0008181b00 [softirq_1]
100008 D - 0xfffffe0008181a00 [if_io_tqg_0]
100009 D - 0xfffffe0008181900 [if_io_tqg_1]
100010 D - 0xfffffe0008181800 [in6m_free taskq]
100011 D - 0xfffffe0008181700 [linuxkpi_irq_wq]
100012 D - 0xfffffe0008181600 [aiod_kick taskq]
100013 D - 0xfffffe0008181500 [deferred_unmount ta]
100015 D - 0xfffffe0008181300 [thread taskq]
100017 D - 0xfffffe0008181100 [kqueue_ctx taskq]
100018 D - 0xfffffe0008181000 [pci_hp taskq]
100020 D - 0xfffffe0008180d00 [inm_free taskq]
100021 D - 0xfffffe0008180c00 [linuxkpi_short_wq_0]
100022 D - 0xfffffe0008180c00 [linuxkpi_short_wq_1]
100023 D - 0xfffffe0008180c00 [linuxkpi_short_wq_2]
100024 D - 0xfffffe0008180c00 [linuxkpi_short_wq_3]
100025 D - 0xfffffe0008180b00 [linuxkpi_long_wq_0]
100026 D - 0xfffffe0008180b00 [linuxkpi_long_wq_1]
100027 D - 0xfffffe0008180b00 [linuxkpi_long_wq_2]
100028 D - 0xfffffe0008180b00 [linuxkpi_long_wq_3]
100034 D - 0xfffffe0008180a00 [firmware taskq]
100038 D - 0xfffffe0008180900 [crypto_0]
100039 D - 0xfffffe0008180900 [crypto_1]
100055 D - 0xfffffe0008180500 [vtnet0 rxq 0]
100056 D - 0xfffffe0008180400 [vtnet0 txq 0]
100057 D - 0xfffffe0008180300 [vtnet0 rxq 1]
100058 D - 0xfffffe0008180200 [vtnet0 txq 1]
100062 D vtbslp 0xfffffe0056f54e80 [virtio_balloon]
100066 D - 0xffffffff82b71160 [deadlkres]
100071 D - 0xfffffe0008182100 [mca taskq]
100072 D - 0xfffffe00579d8000 [acpi_task_0]
100073 D - 0xfffffe00579d8000 [acpi_task_1]
100074 D - 0xfffffe00579d8000 [acpi_task_2]
100075 D - 0xfffffe0008180600 [CAM taskq]
db> show all locks
Process 1048 (syz-executor.2) thread 0xfffffe0092ba01e0 (100282)
exclusive sleep mutex umtxql (umtxql) r = 0 (0xffffffff83e6f2d0) locked @ /syzkaller/managers/main/kernel/sys/kern/kern_umtx.c:1280
Process 1047 (syz-executor.3) thread 0xfffffe0092b9d720 (100226)
exclusive sleep mutex so_rcv (so_rcv) r = 0 (0xfffffe0058c23560) locked @ /syzkaller/managers/main/kernel/sys/kern/uipc_usrreq.c:1318
exclusive sleep mutex unp (unp) r = 0 (0xfffffe008fef6d00) locked @ /syzkaller/managers/main/kernel/sys/kern/uipc_usrreq.c:391
exclusive sleep mutex unp (unp) r = 0 (0xfffffe008fef7100) locked @ /syzkaller/managers/main/kernel/sys/kern/uipc_usrreq.c:1234
exclusive sx so_snd_sx (so_snd_sx) r = 0 (0xfffffe008fe88c80) locked @ /syzkaller/managers/main/kernel/sys/kern/uipc_socket.c:3958
exclusive sx filemon (filemon) r = 0 (0xfffffe0092795000) locked @ /syzkaller/managers/main/kernel/sys/dev/filemon/filemon.c:453
db> show malloc
Type InUse MemUse Requests
pf_hash 5 11524K 5
tcp_hpts 7 4801K 7
devbuf 4217 4323K 4245
sysctloid 35205 2074K 35276
vtbuf 24 1968K 46
kobj 329 1316K 491
newblk 57 1038K 701
vfscache 3 1025K 3
inodedep 217 593K 286
filedesc 70 554K 505
pcb 20 537K 515
ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
intr 4 472K 4
subproc 166 335K 1140
acpica 1674 184K 57585
vnet_data 1 168K 1
vmem 3 146K 5
tidhash 3 141K 3
pagedep 42 139K 224
linker 358 134K 386
tfo_ccache 1 128K 1
DEVFS1 109 109K 126
sem 4 106K 4
bus 997 81K 5212
mtx_pool 2 72K 2
syncache 1 68K 1
module 515 65K 515
acpitask 1 64K 1
ddb_capture 1 64K 1
dirrem 192 48K 220
umtx 374 47K 374
kdtrace 236 45K 1426
BPF 22 36K 22
temp 34 33K 1887
DEVFS3 128 32K 138
hostcache 1 32K 1
shm 1 32K 1
msg 4 30K 4
gtaskqueue 18 26K 18
kbdmux 6 22K 6
freefile 165 21K 191
DEVFS_RULE 56 20K 56
ifaddr 67 19K 69
ufs_mount 4 17K 5
proc 3 17K 3
tty 16 16K 16
ithread 97 16K 97
routetbl 128 16K 411
bus-sc 34 15K 1682
lltable 43 14K 43
KTRACE 100 13K 100
eventhandler 151 13K 151
ifnet 7 13K 7
ether_multi 152 13K 162
kenv 95 12K 95
rman 88 11K 431
GEOM 61 11K 481
CAM queue 5 11K 1528
in6_multi 65 9K 65
bmsafemap 2 9K 254
UART 12 9K 12
devstat 4 9K 4
ksem 1 8K 1
filemon 1 8K 6
rpc 2 8K 2
shmfd 1 8K 1
pfs_vncache 1 8K 1
pfs_nodes 20 8K 20
audit_evclass 237 8K 296
cred 29 8K 201
kqueue 77 7K 1053
taskqueue 63 7K 63
sglist 5 7K 5
CAM DEV 3 6K 510
plimit 21 6K 349
newdirblk 39 5K 212
ufs_dirhash 24 5K 24
pwddesc 74 5K 1049
UMA 271 5K 271
pf_ifnet 10 5K 19
vt 11 5K 11
memdesc 1 4K 1
MCA 32 4K 32
evdev 4 4K 4
DEVFSP 63 4K 72
acpisem 28 4K 28
diradd 27 4K 253
hhook 15 4K 17
proc-args 102 4K 2135
kcovinfo 52 4K 52
session 25 4K 35
mkdir 24 3K 424
terminal 11 3K 11
uidinfo 3 3K 7
local_apic 1 2K 1
io_apic 1 2K 1
fpukern_ctx 2 2K 2
indirdep 8 2K 10
ipsec-saq 2 2K 2
lockf 19 2K 29
selfd 31 2K 38778
ip6ndp 12 2K 13
Unitno 30 2K 47
sctp_ifa 13 2K 14
CAM XPT 22 2K 543
msi 12 2K 12
in_multi 6 2K 8
ipsecpolicy 2 2K 2
acpidev 20 2K 20
select 10 2K 31
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 16
NFSD session 1 1K 1
CAM periph 4 1K 271
ipsec 3 1K 3
sctp_ifn 6 1K 14
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 4
encap_export_host 12 1K 12
pfil 4 1K 4
cdev 2 1K 2
osd 8 1K 22
inpcbpolicy 12 1K 184
chacha20random 1 1K 1
NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1
DEVFS 9 1K 10
CC Mem 4 1K 11
vnodes 1 1K 1
CAM SIM 2 1K 2
procdesc 2 1K 8
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
cryptodev 2 1K 42
nexusdev 8 1K 8
apmdev 1 1K 1
atkbddev 2 1K 2
CAM dev queue 2 1K 2
CAM I/O Scheduler 1 1K 1
CAM path 4 1K 1034
pmchooks 1 1K 1
soname 4 1K 3921
sctp_vrf 1 1K 1
vnet 1 1K 1
entropy 2 1K 38
pmc 1 1K 1
acpiintr 1 1K 1
cpus 2 1K 2
vnet_data_free 1 1K 1
Per-cpu 1 1K 1
filecaps 2 1K 72
freework 1 1K 191
p1003.1b 1 1K 1
ipcomp 0 0K 0
esp 0 0K 0
ah 0 0K 0
sctp_mcore 0 0K 0
sctp_socko 0 0K 11
sctp_iter 0 0K 12
sctp_mvrf 0 0K 0
sctp_timw 0 0K 0
sctp_cpal 0 0K 0
sctp_cmsg 0 0K 0
sctp_stre 0 0K 0
sctp_athi 0 0K 0
sctp_athm 0 0K 234
sctp_atky 0 0K 234
sctp_atcl 0 0K 234
sctp_a_it 0 0K 12
sctp_aadr 0 0K 0
sctp_stro 0 0K 0
sctp_stri 0 0K 0
sctp_map 0 0K 0
mqdata 0 0K 0
tcp_do 0 0K 0
tcp_fsb 0 0K 0
pf_table 0 0K 0
pf_rule 0 0K 0
pf_altq 0 0K 0
pf_osfp 0 0K 0
pf_temp 0 0K 0
NFSCL layrecall 0 0K 0
NFSCL session 0 0K 0
madt_table 0 0K 2
smartpqi 0 0K 0
NFSCL sockreq 0 0K 0
NFSCL devinfo 0 0K 0
NFSCL flayout 0 0K 0
ixl 0 0K 0
NFSCL layout 0 0K 0
NFSD rollback 0 0K 0
NFSCL diroff 0 0K 0
NEWdirectio 0 0K 0
NEWNFSnode 0 0K 0
NFSCL lck 0 0K 0
NFSCL lckown 0 0K 0
ice-resmgr 0 0K 0
ice-osdep 0 0K 0
ice 0 0K 0
iavf 0 0K 0
axgbe 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
xen_intr 0 0K 0
NFSD V4state 0 0K 0
xen_hvm 0 0K 0
legacydrv 0 0K 0
bounce 0 0K 0
busdma 0 0K 0
qpidrv 0 0K 0
NFSD srvcache 0 0K 0
msdosfs_fat 0 0K 0
dmar_idpgtbl 0 0K 0
dmar_dom 0 0K 0
dmar_ctx 0 0K 0
msdosfs_mount 0 0K 0
msdosfs_node 0 0K 0
isci 0 0K 0
iommu_dmamap 0 0K 0
hyperv_socket 0 0K 0
bxe_ilt 0 0K 0
xenbus 0 0K 0
DEVFS4 0 0K 0
vm_fictitious 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
xen_acpi 0 0K 0
xbbd 0 0K 0
xbd 0 0K 0
UMAHash 0 0K 0
Balloon 0 0K 0
sysmouse 0 0K 0
vm_pgdata 0 0K 0
jblocks 0 0K 0
savedino 0 0K 17
sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0
sbdep 0 0K 5
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 190
freefrag 0 0K 2
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
vtfont 0 0K 0
BACKLIGHT 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
pvscsi 0 0K 0
scsi_da 0 0K 69
ata_da 0 0K 0
scsi_ch 0 0K 0
scsi_cd 0 0K 0
ktls_ocf 0 0K 0
AHCI driver 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5E_TLS_RX 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
MLX5EEPROM 0 0K 0
seq_file 0 0K 0
lkpiskb 0 0K 0
radix 0 0K 0
idr 0 0K 0
lkpindev 0 0K 0
lkpifw 0 0K 0
lkpi80211 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 6
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
USBdev 0 0K 0
USB 0 0K 0
LRO 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
VN POLL 0 0K 0
agp 0 0K 0
statfs 0 0K 383
namei_tracker 0 0K 0
export_host 0 0K 0
cl_savebuf 0 0K 2
nvme_da 0 0K 0
acpipwr 0 0K 0
acpi_perf 0 0K 0
twsbuf 0 0K 0
twe_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
acpicmbat 0 0K 0
SIIS driver 0 0K 0
CAM CCB 0 0K 523
biobuf 0 0K 0
aio 0 0K 0
lio 0 0K 0
acl 0 0K 0
mbuf_tag 0 0K 0
ktls 0 0K 0
PUC 0 0K 0
ppbusdev 0 0K 0
agtiapi_MemAlloc malloc 0 0K 0
osti_cacheable 0 0K 0
tempbuff 0 0K 0
tempbuff 0 0K 0
ag_tgt_map_t malloc 0 0K 0
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
accf 0 0K 0
pts 0 0K 0
iov 0 0K 14150
ioctlops 0 0K 115
eventfd 0 0K 0
Witness 0 0K 0
stack 0 0K 0
mrsasbuf 0 0K 0
mpt_user 0 0K 0
mps_user 0 0K 0
MPSSAS 0 0K 0
mps 0 0K 0
sbuf 0 0K 288
mpr_user 0 0K 0
firmware 0 0K 0
compressor 0 0K 0
MPRSAS 0 0K 0
SWAP 0 0K 0
mpr 0 0K 0
mfibuf 0 0K 0
sysctltmp 0 0K 662
sysctl 0 0K 3
md_sectors 0 0K 0
ekcd 0 0K 0
dumper 0 0K 0
sendfile 0 0K 0
rctl 0 0K 0
md_disk 0 0K 0
malodev 0 0K 0
LED 0 0K 0
ix_sriov 0 0K 0
cache 0 0K 0
aacraidcam 0 0K 0
prison_racct 0 0K 0
Fail Points 0 0K 0
sigio 0 0K 1
filedesc_to_leader 0 0K 0
pwd 0 0K 0
tty console 0 0K 0
ix 0 0K 0
ipsbuf 0 0K 0
aacraid_buf 0 0K 0
aaccam 0 0K 0
boottrace 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
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
db> show uma
Zone Size Used Free Requests Sleeps Bucket Total Mem XFree
mbuf_jumbo_page 4096 8320 1078 1634630 0 254 38494208 0
mbuf 256 8633 1029 2462114 0 254 2473472 0
RADIX NODE 144 15769 354 61911 0 63 2321712 0
pbuf 2624 0 794 0 0 2 2083456 0
BUF TRIE 144 176 11584 455 0 62 1693440 0
malloc-128 128 12530 87 12571 0 126 1614976 0
malloc-384 384 4156 44 4157 0 30 1612800 0
malloc-4096 4096 329 3 494 0 2 1359872 0
UMA Slabs 0 112 10684 2 10684 0 126 1196832 0
mbuf_cluster 2048 508 0 508 0 254 1040384 0
vmem btag 56 16852 107 16852 0 254 949704 0
VM OBJECT 264 2434 86 30875 0 30 665280 0
FFS inode 1160 532 21 723 0 8 641480 0
malloc-16384 16384 35 4 251 0 1 638976 0
sctp_ep 1208 0 510 234 0 254 616080 0
tcpcb 1104 4 507 11 0 254 564144 0
socket 960 27 481 1637 0 254 487680 0
lkpimm 168 1 2327 1 0 62 391104 0
lkpicurr 168 2 2326 2 0 62 391104 0
MAP ENTRY 96 3529 377 102152 0 126 374976 0
THREAD 1824 160 27 376 0 8 341088 0
malloc-4096 4096 75 5 1049 0 2 327680 0
256 Bucket 2048 130 16 5503 0 8 299008 0
VNODE 448 569 97 762 0 30 298368 0
malloc-64 64 3963 384 4967 0 254 278208 0
malloc-65536 65536 4 0 4 0 1 262144 0
malloc-16 16 14576 174 14662 0 254 236000 0
DEVCTL 1024 21 199 149 0 0 225280 0
malloc-65536 65536 1 2 61 0 1 196608 0
malloc-65536 65536 2 1 10 0 1 196608 0
UMA Zones 768 243 1 243 0 16 187392 0
malloc-32 32 5354 316 5625 0 254 181440 0
malloc-128 128 1135 260 27057 0 126 178560 0
VMSPACE 2560 58 11 1033 0 4 176640 0
FPU_save_area 832 162 36 6736 0 16 164736 0
malloc-1024 1024 123 21 141 0 16 147456 0
S VFS Cache 104 1003 401 1260 0 126 146016 0
FFS2 dinode 256 532 38 723 0 62 145920 0
malloc-256 256 95 475 879 0 62 145920 0
malloc-65536 65536 2 0 2 0 1 131072 0
malloc-65536 65536 0 2 136 0 1 131072 0
unpcb 256 13 497 1193 0 254 130560 0
malloc-256 256 411 99 1156 0 62 130560 0
mbuf_packet 256 1 507 307 0 254 130048 0
PROC 1352 74 16 1048 0 8 121680 0
ksiginfo 112 70 974 6462 0 126 116928 0
malloc-2048 2048 6 50 1229 0 8 114688 0
malloc-2048 2048 1 47 235 0 8 98304 0
filedesc0 1072 75 16 1049 0 8 97552 0
malloc-384 384 216 24 285 0 30 92160 0
malloc-8192 8192 8 3 16 0 1 90112 0
UMA Kegs 384 229 4 229 0 30 89472 0
g_bio 408 0 210 4947 0 30 85680 0
128 Bucket 1024 55 28 691 0 16 84992 0
malloc-4096 4096 15 5 30 0 2 81920 0
malloc-64 64 517 554 1614 0 254 68544 0
malloc-128 128 383 144 1121 0 126 67456 0
malloc-32768 32768 2 0 2 0 1 65536 0
malloc-32768 32768 0 2 120 0 1 65536 0
malloc-4096 4096 15 1 15 0 2 65536 0
malloc-256 256 163 92 494 0 62 65280 0
64 Bucket 512 72 32 2785 0 30 53248 0
malloc-64 64 326 493 13999 0 254 52416 0
malloc-64 64 477 342 940 0 254 52416 0
malloc-128 128 160 243 397 0 126 51584 0
malloc-128 128 181 222 539 0 126 51584 0
malloc-256 256 105 90 946 0 62 49920 0
malloc-256 256 67 128 269 0 62 49920 0
malloc-256 256 90 105 499 0 62 49920 0
32 Bucket 256 72 123 8450 0 62 49920 0
DIRHASH 1024 35 13 35 0 16 49152 0
NAMEI 1024 0 48 13942 0 16 49152 0
malloc-16384 16384 3 0 3 0 1 49152 0
malloc-16384 16384 2 1 17 0 1 49152 0
malloc-2048 2048 13 11 13 0 8 49152 0
malloc-1024 1024 4 44 1525 0 16 49152 0
malloc-384 384 92 28 92 0 30 46080 0
da_ccb 544 0 84 1341 0 16 45696 0
syncache 168 0 264 4 0 254 44352 0
clpbuf 2624 0 16 17 0 16 41984 0
malloc-8192 8192 5 0 5 0 1 40960 0
pcpu-8 8 4647 473 4803 0 254 40960 0
udp_inpcb 424 6 84 158 0 30 38160 0
malloc-64 64 76 491 113 0 254 36288 0
malloc-64 64 222 345 40583 0 254 36288 0
malloc-64 64 79 488 1078 0 254 36288 0
malloc-64 64 61 506 64 0 254 36288 0
malloc-128 128 33 246 96 0 126 35712 0
malloc-128 128 36 243 3436 0 126 35712 0
malloc-128 128 238 41 1104 0 126 35712 0
routing nhops 256 27 108 34 0 62 34560 0
ttyoutq 256 72 63 160 0 62 34560 0
malloc-384 384 1 89 235 0 30 34560 0
malloc-384 384 52 38 52 0 30 34560 0
malloc-256 256 9 126 11 0 62 34560 0
malloc-256 256 24 111 1168 0 62 34560 0
TURNSTILE 136 188 64 188 0 62 34272 0
SLEEPQUEUE 88 188 196 188 0 126 33792 0
malloc-32768 32768 1 0 1 0 1 32768 0
malloc-16384 16384 0 2 160 0 1 32768 0
malloc-8192 8192 3 1 29 0 1 32768 0
malloc-8192 8192 2 2 103 0 1 32768 0
malloc-8192 8192 4 0 4 0 1 32768 0
malloc-2048 2048 2 14 14 0 8 32768 0
malloc-2048 2048 4 12 74 0 8 32768 0
malloc-2048 2048 0 16 50 0 8 32768 0
malloc-2048 2048 4 12 4 0 8 32768 0
malloc-1024 1024 2 30 45 0 16 32768 0
malloc-1024 1024 6 26 169 0 16 32768 0
malloc-1024 1024 14 18 14 0 16 32768 0
malloc-1024 1024 19 13 19 0 16 32768 0
malloc-1024 1024 2 30 18 0 16 32768 0
malloc-512 512 5 59 5 0 30 32768 0
malloc-512 512 0 64 15 0 30 32768 0
malloc-512 512 5 59 84 0 30 32768 0
malloc-512 512 8 56 8 0 30 32768 0
pcpu-64 64 493 19 493 0 254 32768 0
ertt_txseginfo 40 0 808 7086 0 254 32320 0
KNOTE 160 28 172 49462 0 62 32000 0
ttyinq 160 135 65 300 0 62 32000 0
cpuset 104 7 272 7 0 126 29016 0
sctp_laddr 48 0 588 12 0 254 28224 0
16 Bucket 144 50 146 245 0 62 28224 0
4 Bucket 48 5 583 64 0 254 28224 0
ripcb 424 2 61 15 0 30 26712 0
tcp_inpcb 424 4 59 11 0 30 26712 0
malloc-4096 4096 3 3 7 0 2 24576 0
malloc-4096 4096 4 2 627 0 2 24576 0
PGRP 88 25 251 47 0 126 24288 0
rl_entry 40 36 570 36 0 254 24240 0
rtentry 168 30 114 34 0 62 24192 0
pipe 728 20 13 307 0 16 24024 0
Files 80 179 121 7680 0 126 24000 0
8 Bucket 80 48 252 911 0 126 24000 0
malloc-384 384 3 57 25 0 30 23040 0
malloc-384 384 20 40 384 0 30 23040 0
malloc-384 384 39 21 41 0 30 23040 0
hostcache 64 1 314 1 0 254 20160 0
udpcb 32 6 624 158 0 254 20160 0
udp_inpcb ports 32 3 627 33 0 254 20160 0
tcp_inpcb ports 32 2 628 2 0 254 20160 0
ertt 72 4 276 11 0 126 20160 0
PWD 32 43 587 299 0 254 20160 0
malloc-32 32 244 386 324 0 254 20160 0
malloc-32 32 129 501 455 0 254 20160 0
malloc-32 32 138 492 1659 0 254 20160 0
malloc-32 32 58 572 934 0 254 20160 0
malloc-32 32 26 604 65 0 254 20160 0
malloc-32 32 89 541 557 0 254 20160 0
malloc-32 32 37 593 2791 0 254 20160 0
2 Bucket 32 58 572 373 0 254 20160 0
Mountpoints 2752 2 5 2 0 4 19264 0
epoch_record pcpu 256 4 60 4 0 62 16384 0
malloc-16384 16384 1 0 1 0 1 16384 0
malloc-16384 16384 1 0 1 0 1 16384 0
malloc-8192 8192 2 0 2 0 1 16384 0
malloc-8192 8192 2 0 2 0 1 16384 0
malloc-4096 4096 1 3 385 0 2 16384 0
malloc-2048 2048 5 3 5 0 8 16384 0
malloc-1024 1024 2 14 2 0 16 16384 0
malloc-512 512 1 31 119 0 30 16384 0
malloc-512 512 1 31 1 0 30 16384 0
malloc-512 512 0 32 1 0 30 16384 0
SMR CPU 32 7 504 7 0 254 16352 0
vtnet_tx_hdr 24 0 668 817077 0 254 16032 0
kenv 258 15 45 1041 0 30 15480 0
mqnode 416 3 33 3 0 30 14976 0
vmem 1856 1 7 1 0 8 14848 0
SMR SHARED 24 7 504 7 0 254 12264 0
malloc-16 16 21 729 92 0 254 12000 0
malloc-16 16 46 704 520 0 254 12000 0
malloc-16 16 58 692 459 0 254 12000 0
malloc-16 16 245 505 4691 0 254 12000 0
malloc-16 16 8 742 10 0 254 12000 0
malloc-16 16 276 474 279 0 254 12000 0
malloc-16 16 26 724 26248 0 254 12000 0
malloc-4096 4096 1 1 1 0 2 8192 0
pcpu-16 16 7 249 7 0 254 4096 0
UMA Slabs 1 176 10 12 10 0 62 3872 0
KMAP ENTRY 96 12 27 14 0 0 3744 0
pcpu-4 4 1 511 1 0 254 2048 0
FFS1 dinode 128 0 0 0 0 126 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
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 0 254 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 312 0 0 0 0 254 0 0
pf tags 104 0 0 0 0 126 0 0
pf mtags 184 0 0 0 0 62 0 0
tcp_bbr_pcb 832 0 0 0 0 16 0 0
tcp_bbr_map 128 0 0 0 0 126 0 0
tcp_rack_pcb 896 0 0 0 0 16 0 0
tcp_rack_map 120 0 0 0 0 126 0 0
tfo_ccache_entries 80 0 0 0 0 126 0 0
tfo 4 0 0 0 0 254 0 0
sackhole 32 0 0 0 0 254 0 0
tcptw 72 0 0 0 0 254 0 0
ipq 56 0 0 0 0 254 0 0
tcp_log_id_node 120 0 0 0 0 126 0 0
tcp_log_id_bucket 176 0 0 0 0 62 0 0
tcp_log 416 0 0 0 0 254 0 0
tcpreass 48 0 0 0 0 254 0 0
sctp_asconf_ack 48 0 0 0 0 254 0 0
sctp_asconf 40 0 0 0 0 254 0 0
sctp_stream_msg_out 112 0 0 0 0 254 0 0
sctp_readq 152 0 0 0 0 254 0 0
sctp_chunk 152 0 0 0 0 254 0 0
sctp_raddr 736 0 0 0 0 254 0 0
sctp_asoc 2256 0 0 0 0 254 0 0
ripcb ports 32 0 0 0 0 254 0 0
udplite_inpcb ports 32 0 0 0 0 254 0 0
udplite_inpcb 424 0 0 0 0 30 0 0
IPsec SA lft_c 16 0 0 0 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: 545db925c3d5 pipe: fix EOF case for non-blocking fds
git tree: freebsd-src
console output: https://syzkaller.appspot.com/x/log.txt?x=1417056b080000
dashboard link: https://syzkaller.appspot.com/bug?extid=6e8be1ec8d77578a3df4
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+6e8be1...@syzkaller.appspotmail.com
panic: Assertion sb->sb_hiwat >= sb->uxdg_cc failed at /syzkaller/managers/main/kernel/sys/kern/uipc_usrreq.c:1099
cpuid = 1
time = 1660906780
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc7/frame 0xfffffe008fdc1c30
kdb_backtrace() at kdb_backtrace+0xd3/frame 0xfffffe008fdc1d90
vpanic() at vpanic+0x254/frame 0xfffffe008fdc1e70
panic() at panic+0xb5/frame 0xfffffe008fdc1f30
uipc_dgram_sbspace() at uipc_dgram_sbspace+0x111/frame 0xfffffe008fdc1f70
uipc_sosend_dgram() at uipc_sosend_dgram+0xf34/frame 0xfffffe008fdc2120
sosend() at sosend+0xe8/frame 0xfffffe008fdc2190
soo_write() at soo_write+0x79/frame 0xfffffe008fdc21d0
filemon_close_log() at filemon_close_log+0x2d5/frame 0xfffffe008fdc2310
filemon_close() at filemon_close+0xbd/frame 0xfffffe008fdc23b0
devfs_close() at devfs_close+0x533/frame 0xfffffe008fdc24d0
VOP_CLOSE_APV() at VOP_CLOSE_APV+0xaa/frame 0xfffffe008fdc2510
vn_close1() at vn_close1+0x3b7/frame 0xfffffe008fdc26f0
vn_closefile() at vn_closefile+0x103/frame 0xfffffe008fdc2840
devfs_close_f() at devfs_close_f+0x5f/frame 0xfffffe008fdc2880
_fdrop() at _fdrop+0x58/frame 0xfffffe008fdc28b0
closef() at closef+0x689/frame 0xfffffe008fdc2a90
fdescfree() at fdescfree+0xa84/frame 0xfffffe008fdc2c70
exit1() at exit1+0x8f2/frame 0xfffffe008fdc2d10
sys_exit() at sys_exit+0x28/frame 0xfffffe008fdc2d30
amd64_syscall() at amd64_syscall+0x410/frame 0xfffffe008fdc2f30
fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe008fdc2f30
--- syscall (1, FreeBSD ELF64, sys_exit), rip = 0x2ebf0a, rsp = 0x820d90fc8, rbp = 0x820d90fd0 ---
KDB: enter: panic
[ thread pid 1047 tid 100226 ]
Stopped at kdb_enter+0x6b: movq $0,0x276418a(%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 0xffffffff8172e526 printf+0xf6
rdx 0x1
rbx 0
rsp 0xfffffe008fdc1d70
rbp 0xfffffe008fdc1d90
rsi 0
rdi 0xffffffff8172e588 printf+0x158
r8 0
r9 0xffffffff
r10 0
r11 0xfffffe0092b9dc40
r12 0
r13 0xfffffe0092b9d720
r14 0xffffffff82b6b160 .str.26
r15 0xffffffff82b6b160 .str.26
rip 0xffffffff8171e08b kdb_enter+0x6b
rflags 0x46
kdb_enter+0x6b: movq $0,0x276418a(%rip)
db> show proc
Process 1047 (syz-executor.3) at 0xfffffe0099432548:
state: NORMAL
uid: 0 gids: 0, 0, 5
parent: pid 791 at 0xfffffe0058b7ea90
ABI: FreeBSD ELF64
flag: 0x10002000 flag2: 0x40000
arguments: /root/syz-executor.3 exec
reaper: 0xfffffe0053dea000 reapsubtree: 1
sigparent: 20
vmspace: 0xfffffe00995f5a00
(map 0xfffffe00995f5a00)
(map.pmap 0xfffffe00995f5ac0)
(pmap 0xfffffe00995f5b30)
threads: 1
100226 Run CPU 1 syz-executor.3
db> ps
pid ppid pgrp uid state wmesg wchan cmd
1048 788 788 0 R (threaded) syz-executor.2
100282 Run CPU 0 syz-executor.2
100376 RunQ syz-executor.2
1047 791 791 0 RE CPU 1 syz-executor.3
1046 778 778 0 R syz-executor.1
921 1 791 0 S uwait 0xfffffe008fefb500 syz-executor.3
917 1 791 0 S uwait 0xfffffe0092be7600 syz-executor.3
913 1 791 0 S uwait 0xfffffe0092be7800 syz-executor.3
909 1 791 0 S umtxn 0xfffffe008fef8d80 syz-executor.3
906 1 791 0 S uwait 0xfffffe008fef9100 syz-executor.3
902 1 791 0 S uwait 0xfffffe008fef9000 syz-executor.3
898 1 791 0 S uwait 0xfffffe008fefa480 syz-executor.3
895 1 791 0 S uwait 0xfffffe0092be7f00 syz-executor.3
890 1 791 0 S uwait 0xfffffe0092be8080 syz-executor.3
886 1 791 0 S uwait 0xfffffe008fefa580 syz-executor.3
883 1 791 0 S uwait 0xfffffe008fef9300 syz-executor.3
880 1 791 0 S uwait 0xfffffe008fefbd00 syz-executor.3
877 1 791 0 S uwait 0xfffffe008fef9400 syz-executor.3
874 1 791 0 S uwait 0xfffffe008fef9500 syz-executor.3
873 1 777 0 S uwait 0xfffffe0092be8300 syz-executor.0
869 1 791 0 S uwait 0xfffffe0092be8180 syz-executor.3
865 1 791 0 S uwait 0xfffffe0092be7e00 syz-executor.3
862 1 791 0 S uwait 0xfffffe009234d300 syz-executor.3
857 1 791 0 S uwait 0xfffffe009234dd00 syz-executor.3
855 1 791 0 S uwait 0xfffffe008fef9600 syz-executor.3
851 1 791 0 S uwait 0xfffffe0058856a80 syz-executor.3
848 1 791 0 S uwait 0xfffffe008fefbe00 syz-executor.3
844 1 791 0 S uwait 0xfffffe008fef9200 syz-executor.3
840 1 791 0 S uwait 0xfffffe009234e580 syz-executor.3
837 1 788 0 S uwait 0xfffffe0053f0d700 syz-executor.2
831 1 788 0 S uwait 0xfffffe0058857700 syz-executor.2
828 1 788 0 S uwait 0xfffffe0058857900 syz-executor.2
818 808 818 0 Ss select 0xfffffe008fef9a40 dhclient
812 1 812 0 Ss select 0xfffffe0092be95c0 dhclient
808 794 430 65 S select 0xfffffe008fef9b40 dhclient
794 430 430 0 S wait 0xfffffe009277ea90 sh
791 774 791 0 Rs syz-executor.3
788 774 788 0 Ss nanslp 0xffffffff83e4f980 syz-executor.2
778 774 778 0 Ss nanslp 0xffffffff83e4f980 syz-executor.1
777 774 777 0 Rs syz-executor.0
774 772 772 0 S (threaded) syz-fuzzer
100116 S wait 0xfffffe008fe44548 syz-fuzzer
100117 S nanslp 0xffffffff83e4f981 syz-fuzzer
100118 S uwait 0xfffffe008fefa780 syz-fuzzer
100119 S wait 0xfffffe008fe44548 syz-fuzzer
100120 S uwait 0xfffffe009234e380 syz-fuzzer
100121 S uwait 0xfffffe008fefa980 syz-fuzzer
100122 S uwait 0xfffffe008fefaa80 syz-fuzzer
100123 S kqread 0xfffffe008fee1300 syz-fuzzer
100124 S wait 0xfffffe008fe44548 syz-fuzzer
100126 S wait 0xfffffe008fe44548 syz-fuzzer
100129 S uwait 0xfffffe008fefbf00 syz-fuzzer
100145 S uwait 0xfffffe008fef9800 syz-fuzzer
772 770 772 0 Ss pause 0xfffffe008fe3f5f8 csh
770 688 770 0 Ss select 0xfffffe009234d2c0 sshd
754 1 754 0 Ss+ ttyin 0xfffffe0057475cb0 getty
753 1 753 0 Ss+ ttyin 0xfffffe00579524b0 getty
752 1 752 0 Ss+ ttyin 0xfffffe00579528b0 getty
751 1 751 0 Ss+ ttyin 0xfffffe0057952cb0 getty
750 1 750 0 Ss+ ttyin 0xfffffe00579530b0 getty
749 1 749 0 Ss+ ttyin 0xfffffe00579534b0 getty
748 1 748 0 Ss+ ttyin 0xfffffe00579538b0 getty
747 1 747 0 Ss+ ttyin 0xfffffe0057953cb0 getty
746 1 746 0 Ss+ ttyin 0xfffffe00579540b0 getty
692 1 692 0 Ss nanslp 0xffffffff83e4f980 cron
688 1 688 0 Ss select 0xfffffe009234d440 sshd
501 1 501 0 Ss select 0xfffffe009234d4c0 syslogd
430 1 430 0 Ss wait 0xfffffe008fe3f000 devd
429 1 429 65 Ss select 0xfffffe008fefad40 dhclient
344 1 344 0 Ss select 0xfffffe009234d640 dhclient
341 1 341 0 Ss select 0xfffffe008fefacc0 dhclient
17 0 0 0 DL vlruwt 0xfffffe0056f9c548 [vnlru]
16 0 0 0 DL syncer 0xffffffff83f74f20 [syncer]
15 0 0 0 DL (threaded) [bufdaemon]
100079 D psleep 0xffffffff83f73520 [bufdaemon]
100082 D - 0xffffffff83212100 [bufspacedaemon-0]
100093 D sdflush 0xfffffe0056f638e8 [/ worker]
9 0 0 0 DL psleep 0xffffffff83fa6f00 [vmdaemon]
8 0 0 0 DL (threaded) [pagedaemon]
100077 D psleep 0xffffffff83f9adb8 [dom0]
100080 D launds 0xffffffff83f9adc4 [laundry: dom0]
100081 D umarcl 0xffffffff81e5aca0 [uma]
7 0 0 0 DL - 0xffffffff83c0be08 [rand_harvestq]
6 0 0 0 DL pftm 0xffffffff84652550 [pf purge]
5 0 0 0 DL waiting 0xffffffff84afb640 [sctp_iterator]
4 0 0 0 DL (threaded) [cam]
100044 D - 0xffffffff83aae340 [doneq0]
100045 D - 0xffffffff83aae2c0 [async]
100076 D - 0xffffffff83aae140 [scanner]
14 0 0 0 DL seqstat 0xfffffe0053fb4088 [sequencer 00]
3 0 0 0 DL (threaded) [crypto]
100040 D crypto_ 0xffffffff83f965a0 [crypto]
100041 D crypto_ 0xfffffe0053c8ee30 [crypto returns 0]
100042 D crypto_ 0xfffffe0053c8ee80 [crypto returns 1]
13 0 0 0 DL (threaded) [geom]
100035 D - 0xffffffff83e24e00 [g_event]
100036 D - 0xffffffff83e24e20 [g_up]
100037 D - 0xffffffff83e24e40 [g_down]
2 0 0 0 WL (threaded) [clock]
100030 I [clock (0)]
100031 I [clock (1)]
12 0 0 0 WL (threaded) [intr]
100014 I [swi6: Giant taskq]
100016 I [swi5: fast taskq]
100019 I [swi6: task queue]
100029 I [swi1: netisr 0]
100032 I [swi1: hpts]
100033 I [swi1: hpts]
100046 I [irq24: virtio_pci0]
100047 I [irq25: virtio_pci0]
100048 I [irq26: virtio_pci0]
100049 I [irq27: virtio_pci0]
100050 I [irq28: virtio_pci1]
100051 I [irq29: virtio_pci1]
100052 I [irq30: virtio_pci1]
100053 I [irq31: virtio_pci1]
100054 I [irq32: virtio_pci1]
100059 I [irq33: virtio_pci2]
100060 I [irq34: virtio_pci2]
100061 I [irq35: virtio_pci2]
100063 I [irq1: atkbd0]
100064 I [irq12: psm0]
100065 I [swi0: uart uart++]
100069 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 0xfffffe0053dea000 [init]
10 0 0 0 DL audit_w 0xffffffff83f97080 [audit]
0 0 0 0 DLs (threaded) [kernel]
100000 D swapin 0xffffffff83e25820 [swapper]
100005 D - 0xfffffe0008181d00 [if_config_tqg_0]
100006 D - 0xfffffe0008181c00 [softirq_0]
100007 D - 0xfffffe0008181b00 [softirq_1]
100008 D - 0xfffffe0008181a00 [if_io_tqg_0]
100009 D - 0xfffffe0008181900 [if_io_tqg_1]
100010 D - 0xfffffe0008181800 [in6m_free taskq]
100011 D - 0xfffffe0008181700 [linuxkpi_irq_wq]
100012 D - 0xfffffe0008181600 [aiod_kick taskq]
100013 D - 0xfffffe0008181500 [deferred_unmount ta]
100015 D - 0xfffffe0008181300 [thread taskq]
100017 D - 0xfffffe0008181100 [kqueue_ctx taskq]
100018 D - 0xfffffe0008181000 [pci_hp taskq]
100020 D - 0xfffffe0008180d00 [inm_free taskq]
100021 D - 0xfffffe0008180c00 [linuxkpi_short_wq_0]
100022 D - 0xfffffe0008180c00 [linuxkpi_short_wq_1]
100023 D - 0xfffffe0008180c00 [linuxkpi_short_wq_2]
100024 D - 0xfffffe0008180c00 [linuxkpi_short_wq_3]
100025 D - 0xfffffe0008180b00 [linuxkpi_long_wq_0]
100026 D - 0xfffffe0008180b00 [linuxkpi_long_wq_1]
100027 D - 0xfffffe0008180b00 [linuxkpi_long_wq_2]
100028 D - 0xfffffe0008180b00 [linuxkpi_long_wq_3]
100034 D - 0xfffffe0008180a00 [firmware taskq]
100038 D - 0xfffffe0008180900 [crypto_0]
100039 D - 0xfffffe0008180900 [crypto_1]
100055 D - 0xfffffe0008180500 [vtnet0 rxq 0]
100056 D - 0xfffffe0008180400 [vtnet0 txq 0]
100057 D - 0xfffffe0008180300 [vtnet0 rxq 1]
100058 D - 0xfffffe0008180200 [vtnet0 txq 1]
100062 D vtbslp 0xfffffe0056f54e80 [virtio_balloon]
100066 D - 0xffffffff82b71160 [deadlkres]
100071 D - 0xfffffe0008182100 [mca taskq]
100072 D - 0xfffffe00579d8000 [acpi_task_0]
100073 D - 0xfffffe00579d8000 [acpi_task_1]
100074 D - 0xfffffe00579d8000 [acpi_task_2]
100075 D - 0xfffffe0008180600 [CAM taskq]
db> show all locks
Process 1048 (syz-executor.2) thread 0xfffffe0092ba01e0 (100282)
exclusive sleep mutex umtxql (umtxql) r = 0 (0xffffffff83e6f2d0) locked @ /syzkaller/managers/main/kernel/sys/kern/kern_umtx.c:1280
Process 1047 (syz-executor.3) thread 0xfffffe0092b9d720 (100226)
exclusive sleep mutex so_rcv (so_rcv) r = 0 (0xfffffe0058c23560) locked @ /syzkaller/managers/main/kernel/sys/kern/uipc_usrreq.c:1318
exclusive sleep mutex unp (unp) r = 0 (0xfffffe008fef6d00) locked @ /syzkaller/managers/main/kernel/sys/kern/uipc_usrreq.c:391
exclusive sleep mutex unp (unp) r = 0 (0xfffffe008fef7100) locked @ /syzkaller/managers/main/kernel/sys/kern/uipc_usrreq.c:1234
exclusive sx so_snd_sx (so_snd_sx) r = 0 (0xfffffe008fe88c80) locked @ /syzkaller/managers/main/kernel/sys/kern/uipc_socket.c:3958
exclusive sx filemon (filemon) r = 0 (0xfffffe0092795000) locked @ /syzkaller/managers/main/kernel/sys/dev/filemon/filemon.c:453
db> show malloc
Type InUse MemUse Requests
pf_hash 5 11524K 5
tcp_hpts 7 4801K 7
devbuf 4217 4323K 4245
sysctloid 35205 2074K 35276
vtbuf 24 1968K 46
kobj 329 1316K 491
newblk 57 1038K 701
vfscache 3 1025K 3
inodedep 217 593K 286
filedesc 70 554K 505
pcb 20 537K 515
ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
intr 4 472K 4
subproc 166 335K 1140
acpica 1674 184K 57585
vnet_data 1 168K 1
vmem 3 146K 5
tidhash 3 141K 3
pagedep 42 139K 224
linker 358 134K 386
tfo_ccache 1 128K 1
DEVFS1 109 109K 126
sem 4 106K 4
bus 997 81K 5212
mtx_pool 2 72K 2
syncache 1 68K 1
module 515 65K 515
acpitask 1 64K 1
ddb_capture 1 64K 1
dirrem 192 48K 220
umtx 374 47K 374
kdtrace 236 45K 1426
BPF 22 36K 22
temp 34 33K 1887
DEVFS3 128 32K 138
hostcache 1 32K 1
shm 1 32K 1
msg 4 30K 4
gtaskqueue 18 26K 18
kbdmux 6 22K 6
freefile 165 21K 191
DEVFS_RULE 56 20K 56
ifaddr 67 19K 69
ufs_mount 4 17K 5
proc 3 17K 3
tty 16 16K 16
ithread 97 16K 97
routetbl 128 16K 411
bus-sc 34 15K 1682
lltable 43 14K 43
KTRACE 100 13K 100
eventhandler 151 13K 151
ifnet 7 13K 7
ether_multi 152 13K 162
kenv 95 12K 95
rman 88 11K 431
GEOM 61 11K 481
CAM queue 5 11K 1528
in6_multi 65 9K 65
bmsafemap 2 9K 254
UART 12 9K 12
devstat 4 9K 4
ksem 1 8K 1
filemon 1 8K 6
rpc 2 8K 2
shmfd 1 8K 1
pfs_vncache 1 8K 1
pfs_nodes 20 8K 20
audit_evclass 237 8K 296
cred 29 8K 201
kqueue 77 7K 1053
taskqueue 63 7K 63
sglist 5 7K 5
CAM DEV 3 6K 510
plimit 21 6K 349
newdirblk 39 5K 212
ufs_dirhash 24 5K 24
pwddesc 74 5K 1049
UMA 271 5K 271
pf_ifnet 10 5K 19
vt 11 5K 11
memdesc 1 4K 1
MCA 32 4K 32
evdev 4 4K 4
DEVFSP 63 4K 72
acpisem 28 4K 28
diradd 27 4K 253
hhook 15 4K 17
proc-args 102 4K 2135
kcovinfo 52 4K 52
session 25 4K 35
mkdir 24 3K 424
terminal 11 3K 11
uidinfo 3 3K 7
local_apic 1 2K 1
io_apic 1 2K 1
fpukern_ctx 2 2K 2
indirdep 8 2K 10
ipsec-saq 2 2K 2
lockf 19 2K 29
selfd 31 2K 38778
ip6ndp 12 2K 13
Unitno 30 2K 47
sctp_ifa 13 2K 14
CAM XPT 22 2K 543
msi 12 2K 12
in_multi 6 2K 8
ipsecpolicy 2 2K 2
acpidev 20 2K 20
select 10 2K 31
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 16
NFSD session 1 1K 1
CAM periph 4 1K 271
ipsec 3 1K 3
sctp_ifn 6 1K 14
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 4
encap_export_host 12 1K 12
pfil 4 1K 4
cdev 2 1K 2
osd 8 1K 22
inpcbpolicy 12 1K 184
chacha20random 1 1K 1
NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1
DEVFS 9 1K 10
CC Mem 4 1K 11
vnodes 1 1K 1
CAM SIM 2 1K 2
procdesc 2 1K 8
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
cryptodev 2 1K 42
nexusdev 8 1K 8
apmdev 1 1K 1
atkbddev 2 1K 2
CAM dev queue 2 1K 2
CAM I/O Scheduler 1 1K 1
CAM path 4 1K 1034
pmchooks 1 1K 1
soname 4 1K 3921
sctp_vrf 1 1K 1
vnet 1 1K 1
entropy 2 1K 38
pmc 1 1K 1
acpiintr 1 1K 1
cpus 2 1K 2
vnet_data_free 1 1K 1
Per-cpu 1 1K 1
filecaps 2 1K 72
freework 1 1K 191
p1003.1b 1 1K 1
ipcomp 0 0K 0
esp 0 0K 0
ah 0 0K 0
sctp_mcore 0 0K 0
sctp_socko 0 0K 11
sctp_iter 0 0K 12
sctp_mvrf 0 0K 0
sctp_timw 0 0K 0
sctp_cpal 0 0K 0
sctp_cmsg 0 0K 0
sctp_stre 0 0K 0
sctp_athi 0 0K 0
sctp_athm 0 0K 234
sctp_atky 0 0K 234
sctp_atcl 0 0K 234
sctp_a_it 0 0K 12
sctp_aadr 0 0K 0
sctp_stro 0 0K 0
sctp_stri 0 0K 0
sctp_map 0 0K 0
mqdata 0 0K 0
tcp_do 0 0K 0
tcp_fsb 0 0K 0
pf_table 0 0K 0
pf_rule 0 0K 0
pf_altq 0 0K 0
pf_osfp 0 0K 0
pf_temp 0 0K 0
NFSCL layrecall 0 0K 0
NFSCL session 0 0K 0
madt_table 0 0K 2
smartpqi 0 0K 0
NFSCL sockreq 0 0K 0
NFSCL devinfo 0 0K 0
NFSCL flayout 0 0K 0
ixl 0 0K 0
NFSCL layout 0 0K 0
NFSD rollback 0 0K 0
NFSCL diroff 0 0K 0
NEWdirectio 0 0K 0
NEWNFSnode 0 0K 0
NFSCL lck 0 0K 0
NFSCL lckown 0 0K 0
ice-resmgr 0 0K 0
ice-osdep 0 0K 0
ice 0 0K 0
iavf 0 0K 0
axgbe 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
xen_intr 0 0K 0
NFSD V4state 0 0K 0
xen_hvm 0 0K 0
legacydrv 0 0K 0
bounce 0 0K 0
busdma 0 0K 0
qpidrv 0 0K 0
NFSD srvcache 0 0K 0
msdosfs_fat 0 0K 0
dmar_idpgtbl 0 0K 0
dmar_dom 0 0K 0
dmar_ctx 0 0K 0
msdosfs_mount 0 0K 0
msdosfs_node 0 0K 0
isci 0 0K 0
iommu_dmamap 0 0K 0
hyperv_socket 0 0K 0
bxe_ilt 0 0K 0
xenbus 0 0K 0
DEVFS4 0 0K 0
vm_fictitious 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
xen_acpi 0 0K 0
xbbd 0 0K 0
xbd 0 0K 0
UMAHash 0 0K 0
Balloon 0 0K 0
sysmouse 0 0K 0
vm_pgdata 0 0K 0
jblocks 0 0K 0
savedino 0 0K 17
sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0
sbdep 0 0K 5
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 190
freefrag 0 0K 2
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
vtfont 0 0K 0
BACKLIGHT 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
pvscsi 0 0K 0
scsi_da 0 0K 69
ata_da 0 0K 0
scsi_ch 0 0K 0
scsi_cd 0 0K 0
ktls_ocf 0 0K 0
AHCI driver 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5E_TLS_RX 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
MLX5EEPROM 0 0K 0
seq_file 0 0K 0
lkpiskb 0 0K 0
radix 0 0K 0
idr 0 0K 0
lkpindev 0 0K 0
lkpifw 0 0K 0
lkpi80211 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 6
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
USBdev 0 0K 0
USB 0 0K 0
LRO 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
VN POLL 0 0K 0
agp 0 0K 0
statfs 0 0K 383
namei_tracker 0 0K 0
export_host 0 0K 0
cl_savebuf 0 0K 2
nvme_da 0 0K 0
acpipwr 0 0K 0
acpi_perf 0 0K 0
twsbuf 0 0K 0
twe_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
acpicmbat 0 0K 0
SIIS driver 0 0K 0
CAM CCB 0 0K 523
biobuf 0 0K 0
aio 0 0K 0
lio 0 0K 0
acl 0 0K 0
mbuf_tag 0 0K 0
ktls 0 0K 0
PUC 0 0K 0
ppbusdev 0 0K 0
agtiapi_MemAlloc malloc 0 0K 0
osti_cacheable 0 0K 0
tempbuff 0 0K 0
tempbuff 0 0K 0
ag_tgt_map_t malloc 0 0K 0
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
accf 0 0K 0
pts 0 0K 0
iov 0 0K 14150
ioctlops 0 0K 115
eventfd 0 0K 0
Witness 0 0K 0
stack 0 0K 0
mrsasbuf 0 0K 0
mpt_user 0 0K 0
mps_user 0 0K 0
MPSSAS 0 0K 0
mps 0 0K 0
sbuf 0 0K 288
mpr_user 0 0K 0
firmware 0 0K 0
compressor 0 0K 0
MPRSAS 0 0K 0
SWAP 0 0K 0
mpr 0 0K 0
mfibuf 0 0K 0
sysctltmp 0 0K 662
sysctl 0 0K 3
md_sectors 0 0K 0
ekcd 0 0K 0
dumper 0 0K 0
sendfile 0 0K 0
rctl 0 0K 0
md_disk 0 0K 0
malodev 0 0K 0
LED 0 0K 0
ix_sriov 0 0K 0
cache 0 0K 0
aacraidcam 0 0K 0
prison_racct 0 0K 0
Fail Points 0 0K 0
sigio 0 0K 1
filedesc_to_leader 0 0K 0
pwd 0 0K 0
tty console 0 0K 0
ix 0 0K 0
ipsbuf 0 0K 0
aacraid_buf 0 0K 0
aaccam 0 0K 0
boottrace 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
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
db> show uma
Zone Size Used Free Requests Sleeps Bucket Total Mem XFree
mbuf_jumbo_page 4096 8320 1078 1634630 0 254 38494208 0
mbuf 256 8633 1029 2462114 0 254 2473472 0
RADIX NODE 144 15769 354 61911 0 63 2321712 0
pbuf 2624 0 794 0 0 2 2083456 0
BUF TRIE 144 176 11584 455 0 62 1693440 0
malloc-128 128 12530 87 12571 0 126 1614976 0
malloc-384 384 4156 44 4157 0 30 1612800 0
malloc-4096 4096 329 3 494 0 2 1359872 0
UMA Slabs 0 112 10684 2 10684 0 126 1196832 0
mbuf_cluster 2048 508 0 508 0 254 1040384 0
vmem btag 56 16852 107 16852 0 254 949704 0
VM OBJECT 264 2434 86 30875 0 30 665280 0
FFS inode 1160 532 21 723 0 8 641480 0
malloc-16384 16384 35 4 251 0 1 638976 0
sctp_ep 1208 0 510 234 0 254 616080 0
tcpcb 1104 4 507 11 0 254 564144 0
socket 960 27 481 1637 0 254 487680 0
lkpimm 168 1 2327 1 0 62 391104 0
lkpicurr 168 2 2326 2 0 62 391104 0
MAP ENTRY 96 3529 377 102152 0 126 374976 0
THREAD 1824 160 27 376 0 8 341088 0
malloc-4096 4096 75 5 1049 0 2 327680 0
256 Bucket 2048 130 16 5503 0 8 299008 0
VNODE 448 569 97 762 0 30 298368 0
malloc-64 64 3963 384 4967 0 254 278208 0
malloc-65536 65536 4 0 4 0 1 262144 0
malloc-16 16 14576 174 14662 0 254 236000 0
DEVCTL 1024 21 199 149 0 0 225280 0
malloc-65536 65536 1 2 61 0 1 196608 0
malloc-65536 65536 2 1 10 0 1 196608 0
UMA Zones 768 243 1 243 0 16 187392 0
malloc-32 32 5354 316 5625 0 254 181440 0
malloc-128 128 1135 260 27057 0 126 178560 0
VMSPACE 2560 58 11 1033 0 4 176640 0
FPU_save_area 832 162 36 6736 0 16 164736 0
malloc-1024 1024 123 21 141 0 16 147456 0
S VFS Cache 104 1003 401 1260 0 126 146016 0
FFS2 dinode 256 532 38 723 0 62 145920 0
malloc-256 256 95 475 879 0 62 145920 0
malloc-65536 65536 2 0 2 0 1 131072 0
malloc-65536 65536 0 2 136 0 1 131072 0
unpcb 256 13 497 1193 0 254 130560 0
malloc-256 256 411 99 1156 0 62 130560 0
mbuf_packet 256 1 507 307 0 254 130048 0
PROC 1352 74 16 1048 0 8 121680 0
ksiginfo 112 70 974 6462 0 126 116928 0
malloc-2048 2048 6 50 1229 0 8 114688 0
malloc-2048 2048 1 47 235 0 8 98304 0
filedesc0 1072 75 16 1049 0 8 97552 0
malloc-384 384 216 24 285 0 30 92160 0
malloc-8192 8192 8 3 16 0 1 90112 0
UMA Kegs 384 229 4 229 0 30 89472 0
g_bio 408 0 210 4947 0 30 85680 0
128 Bucket 1024 55 28 691 0 16 84992 0
malloc-4096 4096 15 5 30 0 2 81920 0
malloc-64 64 517 554 1614 0 254 68544 0
malloc-128 128 383 144 1121 0 126 67456 0
malloc-32768 32768 2 0 2 0 1 65536 0
malloc-32768 32768 0 2 120 0 1 65536 0
malloc-4096 4096 15 1 15 0 2 65536 0
malloc-256 256 163 92 494 0 62 65280 0
64 Bucket 512 72 32 2785 0 30 53248 0
malloc-64 64 326 493 13999 0 254 52416 0
malloc-64 64 477 342 940 0 254 52416 0
malloc-128 128 160 243 397 0 126 51584 0
malloc-128 128 181 222 539 0 126 51584 0
malloc-256 256 105 90 946 0 62 49920 0
malloc-256 256 67 128 269 0 62 49920 0
malloc-256 256 90 105 499 0 62 49920 0
32 Bucket 256 72 123 8450 0 62 49920 0
DIRHASH 1024 35 13 35 0 16 49152 0
NAMEI 1024 0 48 13942 0 16 49152 0
malloc-16384 16384 3 0 3 0 1 49152 0
malloc-16384 16384 2 1 17 0 1 49152 0
malloc-2048 2048 13 11 13 0 8 49152 0
malloc-1024 1024 4 44 1525 0 16 49152 0
malloc-384 384 92 28 92 0 30 46080 0
da_ccb 544 0 84 1341 0 16 45696 0
syncache 168 0 264 4 0 254 44352 0
clpbuf 2624 0 16 17 0 16 41984 0
malloc-8192 8192 5 0 5 0 1 40960 0
pcpu-8 8 4647 473 4803 0 254 40960 0
udp_inpcb 424 6 84 158 0 30 38160 0
malloc-64 64 76 491 113 0 254 36288 0
malloc-64 64 222 345 40583 0 254 36288 0
malloc-64 64 79 488 1078 0 254 36288 0
malloc-64 64 61 506 64 0 254 36288 0
malloc-128 128 33 246 96 0 126 35712 0
malloc-128 128 36 243 3436 0 126 35712 0
malloc-128 128 238 41 1104 0 126 35712 0
routing nhops 256 27 108 34 0 62 34560 0
ttyoutq 256 72 63 160 0 62 34560 0
malloc-384 384 1 89 235 0 30 34560 0
malloc-384 384 52 38 52 0 30 34560 0
malloc-256 256 9 126 11 0 62 34560 0
malloc-256 256 24 111 1168 0 62 34560 0
TURNSTILE 136 188 64 188 0 62 34272 0
SLEEPQUEUE 88 188 196 188 0 126 33792 0
malloc-32768 32768 1 0 1 0 1 32768 0
malloc-16384 16384 0 2 160 0 1 32768 0
malloc-8192 8192 3 1 29 0 1 32768 0
malloc-8192 8192 2 2 103 0 1 32768 0
malloc-8192 8192 4 0 4 0 1 32768 0
malloc-2048 2048 2 14 14 0 8 32768 0
malloc-2048 2048 4 12 74 0 8 32768 0
malloc-2048 2048 0 16 50 0 8 32768 0
malloc-2048 2048 4 12 4 0 8 32768 0
malloc-1024 1024 2 30 45 0 16 32768 0
malloc-1024 1024 6 26 169 0 16 32768 0
malloc-1024 1024 14 18 14 0 16 32768 0
malloc-1024 1024 19 13 19 0 16 32768 0
malloc-1024 1024 2 30 18 0 16 32768 0
malloc-512 512 5 59 5 0 30 32768 0
malloc-512 512 0 64 15 0 30 32768 0
malloc-512 512 5 59 84 0 30 32768 0
malloc-512 512 8 56 8 0 30 32768 0
pcpu-64 64 493 19 493 0 254 32768 0
ertt_txseginfo 40 0 808 7086 0 254 32320 0
KNOTE 160 28 172 49462 0 62 32000 0
ttyinq 160 135 65 300 0 62 32000 0
cpuset 104 7 272 7 0 126 29016 0
sctp_laddr 48 0 588 12 0 254 28224 0
16 Bucket 144 50 146 245 0 62 28224 0
4 Bucket 48 5 583 64 0 254 28224 0
ripcb 424 2 61 15 0 30 26712 0
tcp_inpcb 424 4 59 11 0 30 26712 0
malloc-4096 4096 3 3 7 0 2 24576 0
malloc-4096 4096 4 2 627 0 2 24576 0
PGRP 88 25 251 47 0 126 24288 0
rl_entry 40 36 570 36 0 254 24240 0
rtentry 168 30 114 34 0 62 24192 0
pipe 728 20 13 307 0 16 24024 0
Files 80 179 121 7680 0 126 24000 0
8 Bucket 80 48 252 911 0 126 24000 0
malloc-384 384 3 57 25 0 30 23040 0
malloc-384 384 20 40 384 0 30 23040 0
malloc-384 384 39 21 41 0 30 23040 0
hostcache 64 1 314 1 0 254 20160 0
udpcb 32 6 624 158 0 254 20160 0
udp_inpcb ports 32 3 627 33 0 254 20160 0
tcp_inpcb ports 32 2 628 2 0 254 20160 0
ertt 72 4 276 11 0 126 20160 0
PWD 32 43 587 299 0 254 20160 0
malloc-32 32 244 386 324 0 254 20160 0
malloc-32 32 129 501 455 0 254 20160 0
malloc-32 32 138 492 1659 0 254 20160 0
malloc-32 32 58 572 934 0 254 20160 0
malloc-32 32 26 604 65 0 254 20160 0
malloc-32 32 89 541 557 0 254 20160 0
malloc-32 32 37 593 2791 0 254 20160 0
2 Bucket 32 58 572 373 0 254 20160 0
Mountpoints 2752 2 5 2 0 4 19264 0
epoch_record pcpu 256 4 60 4 0 62 16384 0
malloc-16384 16384 1 0 1 0 1 16384 0
malloc-16384 16384 1 0 1 0 1 16384 0
malloc-8192 8192 2 0 2 0 1 16384 0
malloc-8192 8192 2 0 2 0 1 16384 0
malloc-4096 4096 1 3 385 0 2 16384 0
malloc-2048 2048 5 3 5 0 8 16384 0
malloc-1024 1024 2 14 2 0 16 16384 0
malloc-512 512 1 31 119 0 30 16384 0
malloc-512 512 1 31 1 0 30 16384 0
malloc-512 512 0 32 1 0 30 16384 0
SMR CPU 32 7 504 7 0 254 16352 0
vtnet_tx_hdr 24 0 668 817077 0 254 16032 0
kenv 258 15 45 1041 0 30 15480 0
mqnode 416 3 33 3 0 30 14976 0
vmem 1856 1 7 1 0 8 14848 0
SMR SHARED 24 7 504 7 0 254 12264 0
malloc-16 16 21 729 92 0 254 12000 0
malloc-16 16 46 704 520 0 254 12000 0
malloc-16 16 58 692 459 0 254 12000 0
malloc-16 16 245 505 4691 0 254 12000 0
malloc-16 16 8 742 10 0 254 12000 0
malloc-16 16 276 474 279 0 254 12000 0
malloc-16 16 26 724 26248 0 254 12000 0
malloc-4096 4096 1 1 1 0 2 8192 0
pcpu-16 16 7 249 7 0 254 4096 0
UMA Slabs 1 176 10 12 10 0 62 3872 0
KMAP ENTRY 96 12 27 14 0 0 3744 0
pcpu-4 4 1 511 1 0 254 2048 0
FFS1 dinode 128 0 0 0 0 126 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
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 0 254 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 312 0 0 0 0 254 0 0
pf tags 104 0 0 0 0 126 0 0
pf mtags 184 0 0 0 0 62 0 0
tcp_bbr_pcb 832 0 0 0 0 16 0 0
tcp_bbr_map 128 0 0 0 0 126 0 0
tcp_rack_pcb 896 0 0 0 0 16 0 0
tcp_rack_map 120 0 0 0 0 126 0 0
tfo_ccache_entries 80 0 0 0 0 126 0 0
tfo 4 0 0 0 0 254 0 0
sackhole 32 0 0 0 0 254 0 0
tcptw 72 0 0 0 0 254 0 0
ipq 56 0 0 0 0 254 0 0
tcp_log_id_node 120 0 0 0 0 126 0 0
tcp_log_id_bucket 176 0 0 0 0 62 0 0
tcp_log 416 0 0 0 0 254 0 0
tcpreass 48 0 0 0 0 254 0 0
sctp_asconf_ack 48 0 0 0 0 254 0 0
sctp_asconf 40 0 0 0 0 254 0 0
sctp_stream_msg_out 112 0 0 0 0 254 0 0
sctp_readq 152 0 0 0 0 254 0 0
sctp_chunk 152 0 0 0 0 254 0 0
sctp_raddr 736 0 0 0 0 254 0 0
sctp_asoc 2256 0 0 0 0 254 0 0
ripcb ports 32 0 0 0 0 254 0 0
udplite_inpcb ports 32 0 0 0 0 254 0 0
udplite_inpcb 424 0 0 0 0 30 0 0
IPsec SA lft_c 16 0 0 0 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
Aug 19, 2022, 7:16:34 AM8/19/22
to syzkaller-f...@googlegroups.com
syzbot has found a reproducer for the following issue on:
HEAD commit: 545db925c3d5 pipe: fix EOF case for non-blocking fds
git tree: freebsd-src
console output: https://syzkaller.appspot.com/x/log.txt?x=17b5afe3080000
dashboard link: https://syzkaller.appspot.com/bug?extid=6e8be1ec8d77578a3df4
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1174af0d080000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=17a2503d080000
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+6e8be1...@syzkaller.appspotmail.com
login: panic: Assertion sb->sb_hiwat >= sb->uxdg_cc failed at /syzkaller/managers/main/kernel/sys/kern/uipc_usrreq.c:1099
cpuid = 1
time = 1660907644
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc7/frame 0xfffffe005401ac30
kdb_backtrace() at kdb_backtrace+0xd3/frame 0xfffffe005401ad90
vpanic() at vpanic+0x254/frame 0xfffffe005401ae70
panic() at panic+0xb5/frame 0xfffffe005401af30
uipc_dgram_sbspace() at uipc_dgram_sbspace+0x111/frame 0xfffffe005401af70
uipc_sosend_dgram() at uipc_sosend_dgram+0xf34/frame 0xfffffe005401b120
sosend() at sosend+0xe8/frame 0xfffffe005401b190
soo_write() at soo_write+0x79/frame 0xfffffe005401b1d0
filemon_close_log() at filemon_close_log+0x2d5/frame 0xfffffe005401b310
filemon_close() at filemon_close+0xbd/frame 0xfffffe005401b3b0
devfs_close() at devfs_close+0x533/frame 0xfffffe005401b4d0
VOP_CLOSE_APV() at VOP_CLOSE_APV+0xaa/frame 0xfffffe005401b510
vn_close1() at vn_close1+0x3b7/frame 0xfffffe005401b6f0
vn_closefile() at vn_closefile+0x103/frame 0xfffffe005401b840
devfs_close_f() at devfs_close_f+0x5f/frame 0xfffffe005401b880
_fdrop() at _fdrop+0x58/frame 0xfffffe005401b8b0
closef() at closef+0x689/frame 0xfffffe005401ba90
fdescfree() at fdescfree+0xa84/frame 0xfffffe005401bc70
exit1() at exit1+0x8f2/frame 0xfffffe005401bd10
sys_exit() at sys_exit+0x28/frame 0xfffffe005401bd30
amd64_syscall() at amd64_syscall+0x410/frame 0xfffffe005401bf30
fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe005401bf30
--- syscall (1, FreeBSD ELF64, sys_exit), rip = 0x290fba, rsp = 0x820b26fa8, rbp = 0x820b26fc0 ---
KDB: enter: panic
[ thread pid 779 tid 100090 ]
rdx 0xdffff7c000000000
rbx 0
rsp 0xfffffe005401ad70
rbp 0xfffffe005401ad90
rsi 0x1
rdi 0
r8 0x3
r9 0xffffffff
r10 0
r11 0xfffffe0058b7c1a0
r12 0
r13 0xfffffe0058b7bc80
ABI: FreeBSD ELF64
flag: 0x10006000 flag2: 0x40000
arguments: ./syz-executor356374366
(map 0xfffffe0092758000)
(map.pmap 0xfffffe00927580c0)
(pmap 0xfffffe0092758130)
threads: 1
100090 Run CPU 1 syz-executor3563743
777 775 777 0 Ss pause 0xfffffe0058b77b40 csh
775 688 775 0 Ss select 0xfffffe0092363640 sshd
743 742 18 0 S+ nanslp 0xffffffff83e4f981 sleep
742 1 18 0 S+ wait 0xfffffe008fe2f000 sh
501 1 501 0 Ss select 0xfffffe00923639c0 syslogd
430 1 430 0 Ss select 0xfffffe0092363b40 devd
429 1 429 65 Ss select 0xfffffe0092363940 dhclient
344 1 344 0 Ss select 0xfffffe0092363ac0 dhclient
341 1 341 0 Ss select 0xfffffe00923643c0 dhclient
5 0 0 0 DL waiting 0xffffffff849a4640 [sctp_iterator]
100003 Run CPU 0 [idle: cpu0]
Process 779 (syz-executor3563743) thread 0xfffffe0058b7bc80 (100090)
exclusive sleep mutex so_rcv (so_rcv) r = 0 (0xfffffe008fe89560) locked @ /syzkaller/managers/main/kernel/sys/kern/uipc_usrreq.c:1318
exclusive sleep mutex unp (unp) r = 0 (0xfffffe008fef2000) locked @ /syzkaller/managers/main/kernel/sys/kern/uipc_usrreq.c:391
exclusive sleep mutex unp (unp) r = 0 (0xfffffe008fef1e00) locked @ /syzkaller/managers/main/kernel/sys/kern/uipc_usrreq.c:1234
exclusive sx so_snd_sx (so_snd_sx) r = 0 (0xfffffe008fe88500) locked @ /syzkaller/managers/main/kernel/sys/kern/uipc_socket.c:3958
exclusive sx filemon (filemon) r = 0 (0xfffffe0092740000) locked @ /syzkaller/managers/main/kernel/sys/dev/filemon/filemon.c:453
vfscache 3 1025K 3
pcb 19 537K 38
inodedep 50 531K 71
subproc 89 179K 829
vnet_data 1 168K 1
tidhash 3 141K 3
vmem 3 138K 4
linker 358 134K 386
pagedep 14 132K 18
tfo_ccache 1 128K 1
sem 4 106K 4
DEVFS1 105 105K 114
umtx 242 31K 242
kdtrace 151 31K 891
BPF 10 18K 10
ifaddr 30 12K 32
bmsafemap 4 9K 40
UMA 271 5K 271
dirrem 17 5K 28
plimit 17 5K 322
vt 11 5K 11
ifnet 3 5K 3
evdev 4 4K 4
acpisem 28 4K 28
hhook 15 4K 17
ether_multi 40 4K 50
diradd 25 4K 36
lltable 11 4K 11
pf_ifnet 5 3K 6
in6_multi 25 3K 25
terminal 11 3K 11
session 20 3K 31
kqueue 40 3K 782
pwddesc 39 3K 780
uidinfo 3 3K 8
proc-args 62 3K 1720
selfd 27 2K 9129
Unitno 27 2K 39
msi 12 2K 12
ipsec 3 1K 3
indirdep 3 1K 3
nhops 6 1K 6
crypto 4 1K 4
ip6ndp 4 1K 5
encap_export_host 12 1K 12
newdirblk 4 1K 8
mkdir 4 1K 16
in_multi 2 1K 4
osd 7 1K 18
DEVFSP 5 1K 10
inpcbpolicy 10 1K 139
sctp_ifn 2 1K 6
igmp 2 1K 2
loginclass 3 1K 7
pmchooks 1 1K 1
soname 4 1K 3423
filecaps 4 1K 66
tun 3 1K 3
p1003.1b 1 1K 1
sctp_socko 0 0K 0
sctp_iter 0 0K 4
sctp_atky 0 0K 0
sctp_atcl 0 0K 0
sctp_a_it 0 0K 4
savedino 0 0K 15
freeblks 0 0K 25
freefrag 0 0K 1
ip6opt 0 0K 3
statfs 0 0K 196
iov 0 0K 13499
ioctlops 0 0K 86
mbuf_jumbo_page 4096 8320 1078 13422 0 254 38494208 0
mbuf 256 8582 1080 15873 0 254 2473472 0
FFS inode 1160 499 26 508 0 8 609000 0
tcpcb 1104 3 508 7 0 254 564144 0
RADIX NODE 144 3217 222 19820 0 62 495216 0
socket 960 20 488 1321 0 254 487680 0
VM OBJECT 264 1411 89 24437 0 30 396000 0
malloc-64 64 3884 463 4651 0 254 278208 0
VNODE 448 530 46 541 0 30 258048 0
malloc-16 16 14570 180 14644 0 254 236000 0
DEVCTL 1024 0 220 124 0 0 225280 0
THREAD 1824 110 11 110 0 8 220704 0
malloc-65536 65536 1 2 47 0 1 196608 0
MAP ENTRY 96 1583 433 85315 0 126 193536 0
malloc-4096 4096 40 4 780 0 2 180224 0
malloc-128 128 1137 258 27057 0 126 178560 0
malloc-256 256 607 83 744 0 62 176640 0
malloc-1024 1024 119 25 129 0 16 147456 0
FFS2 dinode 256 499 71 508 0 62 145920 0
unpcb 256 9 501 1165 0 254 130560 0
mbuf_packet 256 0 508 81 0 254 130048 0
S VFS Cache 104 966 204 1005 0 126 121680 0
FPU_save_area 832 112 32 124 0 16 119808 0
ksiginfo 112 33 1011 48 0 126 116928 0
128 Bucket 1024 44 39 477 0 16 84992 0
VMSPACE 2560 23 10 764 0 4 84480 0
malloc-8192 8192 9 0 11 0 1 73728 0
malloc-4096 4096 14 4 26 0 2 73728 0
64 Bucket 512 64 72 1603 0 30 69632 0
malloc-64 64 516 555 1610 0 254 68544 0
malloc-128 128 323 204 479 0 126 67456 0
malloc-256 256 186 69 456 0 62 65280 0
PROC 1352 39 9 779 0 8 64896 0
filedesc0 1072 40 9 780 0 8 52528 0
malloc-64 64 264 555 13460 0 254 52416 0
malloc-64 64 473 346 905 0 254 52416 0
malloc-128 128 158 245 176 0 126 51584 0
malloc-128 128 181 222 540 0 126 51584 0
malloc-256 256 82 113 411 0 62 49920 0
malloc-256 256 65 130 256 0 62 49920 0
malloc-256 256 42 153 428 0 62 49920 0
32 Bucket 256 64 131 3413 0 62 49920 0
malloc-1024 1024 4 44 1385 0 16 49152 0
da_ccb 544 0 84 1219 0 16 45696 0
syncache 168 0 264 5 0 254 44352 0
clpbuf 2624 0 16 18 0 16 41984 0
pcpu-8 8 4220 388 4248 0 254 36864 0
malloc-64 64 23 544 59 0 254 36288 0
malloc-64 64 181 386 10586 0 254 36288 0
malloc-64 64 44 523 806 0 254 36288 0
malloc-64 64 53 514 56 0 254 36288 0
malloc-128 128 29 250 89 0 126 35712 0
malloc-128 128 31 248 3294 0 126 35712 0
malloc-128 128 66 213 770 0 126 35712 0
routing nhops 256 10 125 17 0 62 34560 0
malloc-384 384 50 40 50 0 30 34560 0
malloc-256 256 4 131 4 0 62 34560 0
malloc-256 256 24 111 940 0 62 34560 0
malloc-2048 2048 4 12 38 0 8 32768 0
malloc-512 512 0 64 10 0 30 32768 0
malloc-512 512 5 59 60 0 30 32768 0
16 Bucket 144 46 150 223 0 62 28224 0
4 Bucket 48 6 582 46 0 254 28224 0
tcp_inpcb 424 3 60 7 0 30 26712 0
TURNSTILE 136 122 67 122 0 62 25704 0
ertt_txseginfo 40 1 605 209 0 254 24240 0
rl_entry 40 26 580 26 0 254 24240 0
rtentry 168 13 131 17 0 62 24192 0
pipe 728 7 26 284 0 16 24024 0
Files 80 74 226 6568 0 126 24000 0
8 Bucket 80 38 262 272 0 126 24000 0
malloc-384 384 2 58 13 0 30 23040 0
malloc-384 384 20 40 379 0 30 23040 0
malloc-384 384 52 8 52 0 30 23040 0
malloc-384 384 10 50 12 0 30 23040 0
SLEEPQUEUE 88 122 134 122 0 126 22528 0
udp_inpcb ports 32 3 627 40 0 254 20160 0
ertt 72 3 277 7 0 126 20160 0
PWD 32 10 620 100 0 254 20160 0
malloc-32 32 66 564 1630 0 254 20160 0
malloc-32 32 60 570 933 0 254 20160 0
malloc-32 32 25 605 58 0 254 20160 0
malloc-32 32 60 570 246 0 254 20160 0
malloc-4096 4096 1 3 198 0 2 16384 0
malloc-2048 2048 1 7 1 0 8 16384 0
ripcb 424 1 35 4 0 30 15264 0
vtnet_tx_hdr 24 0 501 1575 0 254 12024 0
KNOTE 160 0 75 8 0 62 12000 0
malloc-16 16 21 729 88 0 254 12000 0
malloc-16 16 46 704 263 0 254 12000 0
malloc-16 16 42 708 205 0 254 12000 0
malloc-16 16 209 541 4344 0 254 12000 0
malloc-16 16 8 742 9 0 254 12000 0
malloc-16 16 272 478 275 0 254 12000 0
sctp_ep 1208 0 0 0 0 254 0 0
itimer 352 0 0 0 0 30 0 0
AIOLIO 272 0 0 0 0 30 0 0
AIOCB 552 0 0 0 0 16 0 0
AIO 208 0 0 0 0 62 0 0
NCLNODE 608 0 0 0 0 16 0 0
TMPFS node 224 0 0 0 0 62 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
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
cryptop 280 0 0 0 0 30 0 0
linux_dma_object 32 0 0 0 0 254 0 0
linux_dma_pctrie 144 0 0 0 0 62 0 0
IOMMU_MAP_ENTRY 104 0 0 0 0 126 0 0
mbuf_jumbo_16k 16384 0 0 0 0 254 0 0
mbuf_jumbo_9k 9216 0 0 0 0 254 0 0
audit_record 1280 0 0 0 0 8 0 0
domainset 40 0 0 0 0 254 0 0
MAC labels 40 0 0 0 0 254 0 0
vnpbuf 2624 0 0 0 0 64 0 0
mdpbuf 2624 0 0 0 0 3 0 0
nfspbuf 2624 0 0 0 0 16 0 0
swwbuf 2624 0 0 0 0 8 0 0
swrbuf 2624 0 0 0 0 16 0 0
umtx_shm 88 0 0 0 0 126 0 0
umtx pi 96 0 0 0 0 126 0 0
rangeset pctrie nodes 144 0 0 0 0 62 0 0
malloc-65536 65536 0 0 0 0 1 0 0
malloc-65536 65536 0 0 0 0 1 0 0
malloc-65536 65536 0 0 0 0 1 0 0
malloc-32768 32768 0 0 0 0 1 0 0
malloc-32768 32768 0 0 0 0 1 0 0
malloc-32768 32768 0 0 0 0 1 0 0
malloc-32768 32768 0 0 0 0 1 0 0
malloc-32768 32768 0 0 0 0 1 0 0
malloc-16384 16384 0 0 0 0 1 0 0
malloc-16384 16384 0 0 0 0 1 0 0
malloc-8192 8192 0 0 0 0 1 0 0
malloc-512 512 0 0 0 0 30 0 0
pcpu-32 32 0 0 0 0 254 0 0
fakepg 104 0 0 0 0
HEAD commit: 545db925c3d5 pipe: fix EOF case for non-blocking fds
git tree: freebsd-src
dashboard link: https://syzkaller.appspot.com/bug?extid=6e8be1ec8d77578a3df4
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1174af0d080000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=17a2503d080000
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+6e8be1...@syzkaller.appspotmail.com
cpuid = 1
time = 1660907644
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc7/frame 0xfffffe005401ac30
kdb_backtrace() at kdb_backtrace+0xd3/frame 0xfffffe005401ad90
vpanic() at vpanic+0x254/frame 0xfffffe005401ae70
panic() at panic+0xb5/frame 0xfffffe005401af30
uipc_dgram_sbspace() at uipc_dgram_sbspace+0x111/frame 0xfffffe005401af70
uipc_sosend_dgram() at uipc_sosend_dgram+0xf34/frame 0xfffffe005401b120
sosend() at sosend+0xe8/frame 0xfffffe005401b190
soo_write() at soo_write+0x79/frame 0xfffffe005401b1d0
filemon_close_log() at filemon_close_log+0x2d5/frame 0xfffffe005401b310
filemon_close() at filemon_close+0xbd/frame 0xfffffe005401b3b0
devfs_close() at devfs_close+0x533/frame 0xfffffe005401b4d0
VOP_CLOSE_APV() at VOP_CLOSE_APV+0xaa/frame 0xfffffe005401b510
vn_close1() at vn_close1+0x3b7/frame 0xfffffe005401b6f0
vn_closefile() at vn_closefile+0x103/frame 0xfffffe005401b840
devfs_close_f() at devfs_close_f+0x5f/frame 0xfffffe005401b880
_fdrop() at _fdrop+0x58/frame 0xfffffe005401b8b0
closef() at closef+0x689/frame 0xfffffe005401ba90
fdescfree() at fdescfree+0xa84/frame 0xfffffe005401bc70
exit1() at exit1+0x8f2/frame 0xfffffe005401bd10
sys_exit() at sys_exit+0x28/frame 0xfffffe005401bd30
amd64_syscall() at amd64_syscall+0x410/frame 0xfffffe005401bf30
fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe005401bf30
--- syscall (1, FreeBSD ELF64, sys_exit), rip = 0x290fba, rsp = 0x820b26fa8, rbp = 0x820b26fc0 ---
KDB: enter: panic
[ thread pid 779 tid 100090 ]
Stopped at kdb_enter+0x6b: movq $0,0x276418a(%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 0xfffffe00033eee30
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
rdx 0xdffff7c000000000
rbx 0
rsp 0xfffffe005401ad70
rbp 0xfffffe005401ad90
rsi 0x1
rdi 0
r8 0x3
r9 0xffffffff
r10 0
r11 0xfffffe0058b7c1a0
r12 0
r13 0xfffffe0058b7bc80
r14 0xffffffff82b6b160 .str.26
r15 0xffffffff82b6b160 .str.26
rip 0xffffffff8171e08b kdb_enter+0x6b
rflags 0x46
kdb_enter+0x6b: movq $0,0x276418a(%rip)
db> show proc
Process 779 (syz-executor3563743) at 0xfffffe0058b78548:
r15 0xffffffff82b6b160 .str.26
rip 0xffffffff8171e08b kdb_enter+0x6b
rflags 0x46
kdb_enter+0x6b: movq $0,0x276418a(%rip)
db> show proc
state: NORMAL
uid: 0 gids: 0, 0, 5
parent: pid 777 at 0xfffffe0058b77a90
uid: 0 gids: 0, 0, 5
ABI: FreeBSD ELF64
flag: 0x10006000 flag2: 0x40000
arguments: ./syz-executor356374366
reaper: 0xfffffe0053dea000 reapsubtree: 1
sigparent: 20
vmspace: 0xfffffe0092758000
sigparent: 20
(map 0xfffffe0092758000)
(map.pmap 0xfffffe00927580c0)
(pmap 0xfffffe0092758130)
threads: 1
100090 Run CPU 1 syz-executor3563743
db> ps
pid ppid pgrp uid state wmesg wchan cmd
779 777 777 0 RE CPU 1 syz-executor3563743
pid ppid pgrp uid state wmesg wchan cmd
777 775 777 0 Ss pause 0xfffffe0058b77b40 csh
775 688 775 0 Ss select 0xfffffe0092363640 sshd
754 1 754 0 Ss+ ttyin 0xfffffe0057475cb0 getty
753 1 753 0 Ss+ ttyin 0xfffffe0057474cb0 getty
752 1 752 0 Ss+ ttyin 0xfffffe00579528b0 getty
751 1 751 0 Ss+ ttyin 0xfffffe0057952cb0 getty
750 1 750 0 Ss+ ttyin 0xfffffe00579530b0 getty
749 1 749 0 Ss+ ttyin 0xfffffe00579534b0 getty
748 1 748 0 Ss+ ttyin 0xfffffe00579538b0 getty
747 1 747 0 Ss+ ttyin 0xfffffe0057953cb0 getty
746 1 746 0 Ss+ ttyin 0xfffffe00579540b0 getty
744 1 18 0 S+ piperd 0xfffffe0058b84888 logger
751 1 751 0 Ss+ ttyin 0xfffffe0057952cb0 getty
750 1 750 0 Ss+ ttyin 0xfffffe00579530b0 getty
749 1 749 0 Ss+ ttyin 0xfffffe00579534b0 getty
748 1 748 0 Ss+ ttyin 0xfffffe00579538b0 getty
747 1 747 0 Ss+ ttyin 0xfffffe0057953cb0 getty
746 1 746 0 Ss+ ttyin 0xfffffe00579540b0 getty
743 742 18 0 S+ nanslp 0xffffffff83e4f981 sleep
742 1 18 0 S+ wait 0xfffffe008fe2f000 sh
692 1 692 0 Ss nanslp 0xffffffff83e4f980 cron
688 1 688 0 Ss select 0xfffffe008fef37c0 sshd
501 1 501 0 Ss select 0xfffffe00923639c0 syslogd
430 1 430 0 Ss select 0xfffffe0092363b40 devd
429 1 429 65 Ss select 0xfffffe0092363940 dhclient
344 1 344 0 Ss select 0xfffffe0092363ac0 dhclient
341 1 341 0 Ss select 0xfffffe00923643c0 dhclient
17 0 0 0 DL vlruwt 0xfffffe0056f9c548 [vnlru]
16 0 0 0 DL syncer 0xffffffff83f74f20 [syncer]
15 0 0 0 DL (threaded) [bufdaemon]
100079 D psleep 0xffffffff83f73520 [bufdaemon]
100082 D - 0xffffffff83212100 [bufspacedaemon-0]
100093 D sdflush 0xfffffe0056f638e8 [/ worker]
9 0 0 0 DL psleep 0xffffffff83fa6f00 [vmdaemon]
8 0 0 0 DL (threaded) [pagedaemon]
100077 D psleep 0xffffffff83f9adb8 [dom0]
100080 D launds 0xffffffff83f9adc4 [laundry: dom0]
100081 D umarcl 0xffffffff81e5aca0 [uma]
7 0 0 0 DL - 0xffffffff83c0be08 [rand_harvestq]
6 0 0 0 DL pftm 0xffffffff84b69550 [pf purge]
16 0 0 0 DL syncer 0xffffffff83f74f20 [syncer]
15 0 0 0 DL (threaded) [bufdaemon]
100079 D psleep 0xffffffff83f73520 [bufdaemon]
100082 D - 0xffffffff83212100 [bufspacedaemon-0]
100093 D sdflush 0xfffffe0056f638e8 [/ worker]
9 0 0 0 DL psleep 0xffffffff83fa6f00 [vmdaemon]
8 0 0 0 DL (threaded) [pagedaemon]
100077 D psleep 0xffffffff83f9adb8 [dom0]
100080 D launds 0xffffffff83f9adc4 [laundry: dom0]
100081 D umarcl 0xffffffff81e5aca0 [uma]
7 0 0 0 DL - 0xffffffff83c0be08 [rand_harvestq]
5 0 0 0 DL waiting 0xffffffff849a4640 [sctp_iterator]
exclusive sleep mutex so_rcv (so_rcv) r = 0 (0xfffffe008fe89560) locked @ /syzkaller/managers/main/kernel/sys/kern/uipc_usrreq.c:1318
exclusive sleep mutex unp (unp) r = 0 (0xfffffe008fef2000) locked @ /syzkaller/managers/main/kernel/sys/kern/uipc_usrreq.c:391
exclusive sleep mutex unp (unp) r = 0 (0xfffffe008fef1e00) locked @ /syzkaller/managers/main/kernel/sys/kern/uipc_usrreq.c:1234
exclusive sx so_snd_sx (so_snd_sx) r = 0 (0xfffffe008fe88500) locked @ /syzkaller/managers/main/kernel/sys/kern/uipc_socket.c:3958
exclusive sx filemon (filemon) r = 0 (0xfffffe0092740000) locked @ /syzkaller/managers/main/kernel/sys/dev/filemon/filemon.c:453
db> show malloc
Type InUse MemUse Requests
pf_hash 5 11524K 5
tcp_hpts 7 4801K 7
devbuf 4217 4323K 4242
Type InUse MemUse Requests
pf_hash 5 11524K 5
tcp_hpts 7 4801K 7
sysctloid 35205 2074K 35276
vtbuf 24 1968K 46
kobj 329 1316K 491
newblk 578 1169K 590
vtbuf 24 1968K 46
kobj 329 1316K 491
vfscache 3 1025K 3
pcb 19 537K 38
inodedep 50 531K 71
ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
intr 4 472K 4
acpica 1674 184K 57585
vfs_hash 1 512K 1
callout 2 512K 2
intr 4 472K 4
subproc 89 179K 829
vnet_data 1 168K 1
tidhash 3 141K 3
vmem 3 138K 4
linker 358 134K 386
pagedep 14 132K 18
tfo_ccache 1 128K 1
sem 4 106K 4
DEVFS1 105 105K 114
bus 997 81K 5212
mtx_pool 2 72K 2
syncache 1 68K 1
module 515 65K 515
acpitask 1 64K 1
ddb_capture 1 64K 1
temp 17 33K 1606
mtx_pool 2 72K 2
syncache 1 68K 1
module 515 65K 515
acpitask 1 64K 1
ddb_capture 1 64K 1
hostcache 1 32K 1
shm 1 32K 1
DEVFS3 124 31K 134
shm 1 32K 1
umtx 242 31K 242
kdtrace 151 31K 891
msg 4 30K 4
gtaskqueue 18 26K 18
kbdmux 6 22K 6
DEVFS_RULE 56 20K 56
gtaskqueue 18 26K 18
kbdmux 6 22K 6
BPF 10 18K 10
ufs_mount 4 17K 5
proc 3 17K 3
tty 16 16K 16
ithread 97 16K 97
bus-sc 34 15K 1682
proc 3 17K 3
tty 16 16K 16
ithread 97 16K 97
KTRACE 100 13K 100
eventhandler 151 13K 151
kenv 95 12K 95
eventhandler 151 13K 151
ifaddr 30 12K 32
rman 88 11K 431
GEOM 61 11K 481
routetbl 50 11K 176
GEOM 61 11K 481
CAM queue 5 11K 1528
cred 36 9K 234
bmsafemap 4 9K 40
UART 12 9K 12
devstat 4 9K 4
ksem 1 8K 1
filemon 1 8K 1
devstat 4 9K 4
ksem 1 8K 1
rpc 2 8K 2
shmfd 1 8K 1
pfs_vncache 1 8K 1
pfs_nodes 20 8K 20
audit_evclass 237 8K 296
shmfd 1 8K 1
pfs_vncache 1 8K 1
pfs_nodes 20 8K 20
audit_evclass 237 8K 296
taskqueue 63 7K 63
sglist 5 7K 5
CAM DEV 3 6K 510
ufs_dirhash 24 5K 24
sglist 5 7K 5
CAM DEV 3 6K 510
UMA 271 5K 271
dirrem 17 5K 28
plimit 17 5K 322
vt 11 5K 11
ifnet 3 5K 3
memdesc 1 4K 1
MCA 32 4K 32
filedesc 1 4K 1
MCA 32 4K 32
evdev 4 4K 4
acpisem 28 4K 28
hhook 15 4K 17
ether_multi 40 4K 50
diradd 25 4K 36
lltable 11 4K 11
pf_ifnet 5 3K 6
in6_multi 25 3K 25
terminal 11 3K 11
session 20 3K 31
kqueue 40 3K 782
pwddesc 39 3K 780
uidinfo 3 3K 8
proc-args 62 3K 1720
local_apic 1 2K 1
io_apic 1 2K 1
fpukern_ctx 2 2K 2
ipsec-saq 2 2K 2
io_apic 1 2K 1
fpukern_ctx 2 2K 2
selfd 27 2K 9129
Unitno 27 2K 39
CAM XPT 22 2K 543
lockf 15 2K 22
msi 12 2K 12
ipsecpolicy 2 2K 2
acpidev 20 2K 20
clone 9 2K 9
acpidev 20 2K 20
softdep 1 1K 1
sahead 1 1K 1
secasvar 1 1K 1
vnodemarker 2 1K 8
sahead 1 1K 1
secasvar 1 1K 1
NFSD session 1 1K 1
CAM periph 4 1K 271
select 7 1K 29
CAM periph 4 1K 271
ipsec 3 1K 3
indirdep 3 1K 3
nhops 6 1K 6
toponodes 6 1K 6
isadev 6 1K 6
mount 16 1K 89
pci_link 10 1K 10
sctp_ifa 5 1K 6
isadev 6 1K 6
mount 16 1K 89
pci_link 10 1K 10
crypto 4 1K 4
ip6ndp 4 1K 5
encap_export_host 12 1K 12
newdirblk 4 1K 8
mkdir 4 1K 16
in_multi 2 1K 4
pfil 4 1K 4
cdev 2 1K 2
chacha20random 1 1K 1
cdev 2 1K 2
osd 7 1K 18
DEVFSP 5 1K 10
inpcbpolicy 10 1K 139
sctp_ifn 2 1K 6
NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1
DEVFS 9 1K 10
mld 2 1K 2
NFSD V4client 1 1K 1
DEVFS 9 1K 10
igmp 2 1K 2
vnodes 1 1K 1
CAM SIM 2 1K 2
CAM SIM 2 1K 2
feeder 7 1K 7
tcpfunc 3 1K 3
CC Mem 3 1K 7
tcpfunc 3 1K 3
loginclass 3 1K 7
prison 6 1K 6
lkpikmalloc 5 1K 6
aesni_data 2 1K 2
cryptodev 2 1K 49
lkpikmalloc 5 1K 6
aesni_data 2 1K 2
nexusdev 8 1K 8
apmdev 1 1K 1
atkbddev 2 1K 2
CAM dev queue 2 1K 2
CAM I/O Scheduler 1 1K 1
CAM path 4 1K 1034
procdesc 1 1K 6
apmdev 1 1K 1
atkbddev 2 1K 2
CAM dev queue 2 1K 2
CAM I/O Scheduler 1 1K 1
CAM path 4 1K 1034
pmchooks 1 1K 1
soname 4 1K 3423
filecaps 4 1K 66
tun 3 1K 3
sctp_vrf 1 1K 1
vnet 1 1K 1
entropy 2 1K 35
vnet 1 1K 1
pmc 1 1K 1
acpiintr 1 1K 1
cpus 2 1K 2
vnet_data_free 1 1K 1
Per-cpu 1 1K 1
freework 1 1K 26
acpiintr 1 1K 1
cpus 2 1K 2
vnet_data_free 1 1K 1
Per-cpu 1 1K 1
p1003.1b 1 1K 1
pf_table 0 0K 0
pf_rule 0 0K 0
pf_altq 0 0K 0
pf_osfp 0 0K 0
pf_temp 0 0K 0
sctp_mcore 0 0K 0
pf_rule 0 0K 0
pf_altq 0 0K 0
pf_osfp 0 0K 0
pf_temp 0 0K 0
sctp_socko 0 0K 0
sctp_iter 0 0K 4
sctp_mvrf 0 0K 0
sctp_timw 0 0K 0
sctp_cpal 0 0K 0
sctp_cmsg 0 0K 0
sctp_stre 0 0K 0
sctp_athi 0 0K 0
sctp_athm 0 0K 0
sctp_timw 0 0K 0
sctp_cpal 0 0K 0
sctp_cmsg 0 0K 0
sctp_stre 0 0K 0
sctp_athi 0 0K 0
sctp_atky 0 0K 0
sctp_atcl 0 0K 0
sctp_a_it 0 0K 4
sctp_aadr 0 0K 0
sctp_stro 0 0K 0
sctp_stri 0 0K 0
sctp_map 0 0K 0
sctp_stro 0 0K 0
sctp_stri 0 0K 0
sctp_map 0 0K 0
tcp_do 0 0K 0
tcp_fsb 0 0K 0
tcp_fsb 0 0K 0
ipcomp 0 0K 0
esp 0 0K 0
ah 0 0K 0
mqdata 0 0K 0
esp 0 0K 0
ah 0 0K 0
sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0
sbdep 0 0K 2
jfsync 0 0K 0
jtrunc 0 0K 0
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
freefile 0 0K 9
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 25
freefrag 0 0K 1
namei_tracker 0 0K 0
export_host 0 0K 0
cl_savebuf 0 0K 3
export_host 0 0K 0
ioctlops 0 0K 86
eventfd 0 0K 0
Witness 0 0K 0
stack 0 0K 0
mrsasbuf 0 0K 0
mpt_user 0 0K 0
mps_user 0 0K 0
MPSSAS 0 0K 0
mps 0 0K 0
sbuf 0 0K 288
mpr_user 0 0K 0
firmware 0 0K 0
compressor 0 0K 0
MPRSAS 0 0K 0
SWAP 0 0K 0
mpr 0 0K 0
mfibuf 0 0K 0
sysctltmp 0 0K 650
Witness 0 0K 0
stack 0 0K 0
mrsasbuf 0 0K 0
mpt_user 0 0K 0
mps_user 0 0K 0
MPSSAS 0 0K 0
mps 0 0K 0
sbuf 0 0K 288
mpr_user 0 0K 0
firmware 0 0K 0
compressor 0 0K 0
MPRSAS 0 0K 0
SWAP 0 0K 0
mpr 0 0K 0
mfibuf 0 0K 0
sysctl 0 0K 3
md_sectors 0 0K 0
ekcd 0 0K 0
dumper 0 0K 0
sendfile 0 0K 0
rctl 0 0K 0
md_disk 0 0K 0
malodev 0 0K 0
LED 0 0K 0
ix_sriov 0 0K 0
cache 0 0K 0
aacraidcam 0 0K 0
kcovinfo 0 0K 0
md_sectors 0 0K 0
ekcd 0 0K 0
dumper 0 0K 0
sendfile 0 0K 0
rctl 0 0K 0
md_disk 0 0K 0
malodev 0 0K 0
LED 0 0K 0
ix_sriov 0 0K 0
cache 0 0K 0
aacraidcam 0 0K 0
mbuf 256 8582 1080 15873 0 254 2473472 0
pbuf 2624 0 794 0 0 2 2083456 0
BUF TRIE 144 174 11586 424 0 62 1693440 0
malloc-384 384 4156 44 4157 0 30 1612800 0
malloc-128 128 12335 158 12373 0 126 1599104 0
malloc-4096 4096 329 3 494 0 2 1359872 0
UMA Slabs 0 112 10576 2 10576 0 126 1184736 0
mbuf_cluster 2048 508 0 508 0 254 1040384 0
vmem btag 56 16245 66 16245 0 254 913416 0
FFS inode 1160 499 26 508 0 8 609000 0
tcpcb 1104 3 508 7 0 254 564144 0
RADIX NODE 144 3217 222 19820 0 62 495216 0
socket 960 20 488 1321 0 254 487680 0
VM OBJECT 264 1411 89 24437 0 30 396000 0
lkpimm 168 1 2327 1 0 62 391104 0
lkpicurr 168 2 2326 2 0 62 391104 0
256 Bucket 2048 122 16 970 0 8 282624 0
lkpicurr 168 2 2326 2 0 62 391104 0
malloc-64 64 3884 463 4651 0 254 278208 0
malloc-65536 65536 4 0 4 0 1 262144 0
malloc-65536 65536 2 2 10 0 1 262144 0
VNODE 448 530 46 541 0 30 258048 0
malloc-16 16 14570 180 14644 0 254 236000 0
DEVCTL 1024 0 220 124 0 0 225280 0
THREAD 1824 110 11 110 0 8 220704 0
malloc-65536 65536 1 2 47 0 1 196608 0
MAP ENTRY 96 1583 433 85315 0 126 193536 0
UMA Zones 768 243 1 243 0 16 187392 0
malloc-32 32 5303 367 5355 0 254 181440 0
malloc-4096 4096 40 4 780 0 2 180224 0
malloc-128 128 1137 258 27057 0 126 178560 0
malloc-256 256 607 83 744 0 62 176640 0
malloc-1024 1024 119 25 129 0 16 147456 0
FFS2 dinode 256 499 71 508 0 62 145920 0
malloc-65536 65536 2 0 2 0 1 131072 0
malloc-65536 65536 0 2 136 0 1 131072 0
malloc-2048 2048 6 58 1229 0 8 131072 0
malloc-65536 65536 0 2 136 0 1 131072 0
unpcb 256 9 501 1165 0 254 130560 0
mbuf_packet 256 0 508 81 0 254 130048 0
S VFS Cache 104 966 204 1005 0 126 121680 0
FPU_save_area 832 112 32 124 0 16 119808 0
ksiginfo 112 33 1011 48 0 126 116928 0
UMA Kegs 384 229 4 229 0 30 89472 0
g_bio 408 0 210 4441 0 30 85680 0
128 Bucket 1024 44 39 477 0 16 84992 0
VMSPACE 2560 23 10 764 0 4 84480 0
malloc-8192 8192 9 0 11 0 1 73728 0
malloc-4096 4096 14 4 26 0 2 73728 0
64 Bucket 512 64 72 1603 0 30 69632 0
malloc-64 64 516 555 1610 0 254 68544 0
malloc-128 128 323 204 479 0 126 67456 0
malloc-32768 32768 2 0 2 0 1 65536 0
malloc-32768 32768 0 2 120 0 1 65536 0
malloc-256 256 150 105 461 0 62 65280 0
malloc-32768 32768 0 2 120 0 1 65536 0
malloc-256 256 186 69 456 0 62 65280 0
PROC 1352 39 9 779 0 8 64896 0
filedesc0 1072 40 9 780 0 8 52528 0
malloc-64 64 264 555 13460 0 254 52416 0
malloc-64 64 473 346 905 0 254 52416 0
malloc-128 128 158 245 176 0 126 51584 0
malloc-128 128 181 222 540 0 126 51584 0
malloc-256 256 82 113 411 0 62 49920 0
malloc-256 256 65 130 256 0 62 49920 0
malloc-256 256 42 153 428 0 62 49920 0
32 Bucket 256 64 131 3413 0 62 49920 0
DIRHASH 1024 35 13 35 0 16 49152 0
NAMEI 1024 0 48 12186 0 16 49152 0
malloc-16384 16384 3 0 3 0 1 49152 0
malloc-4096 4096 11 1 11 0 2 49152 0
malloc-1024 1024 4 44 1385 0 16 49152 0
da_ccb 544 0 84 1219 0 16 45696 0
syncache 168 0 264 5 0 254 44352 0
clpbuf 2624 0 16 18 0 16 41984 0
malloc-8192 8192 5 0 5 0 1 40960 0
udp_inpcb 424 6 84 128 0 30 38160 0
pcpu-8 8 4220 388 4248 0 254 36864 0
malloc-64 64 23 544 59 0 254 36288 0
malloc-64 64 181 386 10586 0 254 36288 0
malloc-64 64 44 523 806 0 254 36288 0
malloc-64 64 53 514 56 0 254 36288 0
malloc-128 128 29 250 89 0 126 35712 0
malloc-128 128 31 248 3294 0 126 35712 0
malloc-128 128 66 213 770 0 126 35712 0
routing nhops 256 10 125 17 0 62 34560 0
ttyoutq 256 72 63 160 0 62 34560 0
malloc-384 384 49 41 70 0 30 34560 0
malloc-384 384 50 40 50 0 30 34560 0
malloc-256 256 4 131 4 0 62 34560 0
malloc-256 256 24 111 940 0 62 34560 0
malloc-32768 32768 1 0 1 0 1 32768 0
malloc-16384 16384 1 1 16 0 1 32768 0
malloc-16384 16384 0 2 160 0 1 32768 0
malloc-8192 8192 3 1 29 0 1 32768 0
malloc-8192 8192 2 2 103 0 1 32768 0
malloc-8192 8192 4 0 4 0 1 32768 0
malloc-2048 2048 2 14 14 0 8 32768 0
malloc-2048 2048 9 7 9 0 8 32768 0
malloc-8192 8192 3 1 29 0 1 32768 0
malloc-8192 8192 2 2 103 0 1 32768 0
malloc-8192 8192 4 0 4 0 1 32768 0
malloc-2048 2048 2 14 14 0 8 32768 0
malloc-2048 2048 4 12 38 0 8 32768 0
malloc-2048 2048 4 12 4 0 8 32768 0
malloc-1024 1024 2 30 45 0 16 32768 0
malloc-1024 1024 6 26 168 0 16 32768 0
malloc-1024 1024 2 30 45 0 16 32768 0
malloc-1024 1024 14 18 14 0 16 32768 0
malloc-1024 1024 19 13 19 0 16 32768 0
malloc-1024 1024 2 30 18 0 16 32768 0
malloc-512 512 1 63 119 0 30 32768 0
malloc-1024 1024 19 13 19 0 16 32768 0
malloc-1024 1024 2 30 18 0 16 32768 0
malloc-512 512 0 64 10 0 30 32768 0
malloc-512 512 5 59 60 0 30 32768 0
malloc-512 512 8 56 8 0 30 32768 0
pcpu-64 64 493 19 493 0 254 32768 0
pcpu-64 64 493 19 493 0 254 32768 0
ttyinq 160 135 65 300 0 62 32000 0
cpuset 104 7 272 7 0 126 29016 0
sctp_laddr 48 0 588 4 0 254 28224 0
cpuset 104 7 272 7 0 126 29016 0
16 Bucket 144 46 150 223 0 62 28224 0
4 Bucket 48 6 582 46 0 254 28224 0
tcp_inpcb 424 3 60 7 0 30 26712 0
TURNSTILE 136 122 67 122 0 62 25704 0
malloc-4096 4096 4 2 627 0 2 24576 0
PGRP 88 20 256 31 0 126 24288 0
ertt_txseginfo 40 1 605 209 0 254 24240 0
rl_entry 40 26 580 26 0 254 24240 0
rtentry 168 13 131 17 0 62 24192 0
pipe 728 7 26 284 0 16 24024 0
Files 80 74 226 6568 0 126 24000 0
8 Bucket 80 38 262 272 0 126 24000 0
malloc-384 384 2 58 13 0 30 23040 0
malloc-384 384 20 40 379 0 30 23040 0
malloc-384 384 52 8 52 0 30 23040 0
malloc-384 384 10 50 12 0 30 23040 0
SLEEPQUEUE 88 122 134 122 0 126 22528 0
hostcache 64 1 314 1 0 254 20160 0
udpcb 32 6 624 128 0 254 20160 0
udp_inpcb ports 32 3 627 40 0 254 20160 0
ertt 72 3 277 7 0 126 20160 0
PWD 32 10 620 100 0 254 20160 0
malloc-32 32 244 386 324 0 254 20160 0
malloc-32 32 129 501 192 0 254 20160 0
malloc-32 32 66 564 1630 0 254 20160 0
malloc-32 32 60 570 933 0 254 20160 0
malloc-32 32 25 605 58 0 254 20160 0
malloc-32 32 60 570 246 0 254 20160 0
malloc-32 32 37 593 2791 0 254 20160 0
2 Bucket 32 50 580 296 0 254 20160 0
Mountpoints 2752 2 5 2 0 4 19264 0
epoch_record pcpu 256 4 60 4 0 62 16384 0
malloc-16384 16384 1 0 1 0 1 16384 0
malloc-16384 16384 1 0 1 0 1 16384 0
malloc-16384 16384 1 0 1 0 1 16384 0
malloc-8192 8192 2 0 2 0 1 16384 0
malloc-8192 8192 2 0 2 0 1 16384 0
malloc-4096 4096 2 2 4 0 2 16384 0
epoch_record pcpu 256 4 60 4 0 62 16384 0
malloc-16384 16384 1 0 1 0 1 16384 0
malloc-16384 16384 1 0 1 0 1 16384 0
malloc-16384 16384 1 0 1 0 1 16384 0
malloc-8192 8192 2 0 2 0 1 16384 0
malloc-8192 8192 2 0 2 0 1 16384 0
malloc-4096 4096 1 3 198 0 2 16384 0
malloc-2048 2048 5 3 5 0 8 16384 0
malloc-2048 2048 0 8 50 0 8 16384 0
malloc-2048 2048 1 7 1 0 8 16384 0
malloc-1024 1024 2 14 2 0 16 16384 0
malloc-512 512 3 29 3 0 30 16384 0
malloc-512 512 1 31 1 0 30 16384 0
malloc-512 512 0 32 1 0 30 16384 0
SMR CPU 32 7 504 7 0 254 16352 0
kenv 258 15 45 1038 0 30 15480 0
malloc-512 512 0 32 1 0 30 16384 0
SMR CPU 32 7 504 7 0 254 16352 0
ripcb 424 1 35 4 0 30 15264 0
mqnode 416 3 33 3 0 30 14976 0
vmem 1856 1 7 1 0 8 14848 0
SMR SHARED 24 7 504 7 0 254 12264 0
tcp_inpcb ports 32 1 377 1 0 254 12096 0
vmem 1856 1 7 1 0 8 14848 0
SMR SHARED 24 7 504 7 0 254 12264 0
vtnet_tx_hdr 24 0 501 1575 0 254 12024 0
KNOTE 160 0 75 8 0 62 12000 0
malloc-16 16 21 729 88 0 254 12000 0
malloc-16 16 46 704 263 0 254 12000 0
malloc-16 16 42 708 205 0 254 12000 0
malloc-16 16 209 541 4344 0 254 12000 0
malloc-16 16 8 742 9 0 254 12000 0
malloc-16 16 272 478 275 0 254 12000 0
malloc-16 16 26 724 26248 0 254 12000 0
malloc-384 384 1 29 1 0 30 11520 0
malloc-4096 4096 1 1 1 0 2 8192 0
pcpu-16 16 7 249 7 0 254 4096 0
UMA Slabs 1 176 9 13 9 0 62 3872 0
pcpu-16 16 7 249 7 0 254 4096 0
ripcb ports 32 0 0 0 0 254 0 0
udplite_inpcb ports 32 0 0 0 0 254 0 0
udplite_inpcb 424 0 0 0 0 30 0 0
IPsec SA lft_c 16 0 0 0 0 254 0 0
udplite_inpcb ports 32 0 0 0 0 254 0 0
udplite_inpcb 424 0 0 0 0 30 0 0
itimer 352 0 0 0 0 30 0 0
AIOLIO 272 0 0 0 0 30 0 0
AIOCB 552 0 0 0 0 16 0 0
AIO 208 0 0 0 0 62 0 0
NCLNODE 608 0 0 0 0 16 0 0
TMPFS node 224 0 0 0 0 62 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
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
cryptop 280 0 0 0 0 30 0 0
linux_dma_object 32 0 0 0 0 254 0 0
linux_dma_pctrie 144 0 0 0 0 62 0 0
IOMMU_MAP_ENTRY 104 0 0 0 0 126 0 0
mbuf_jumbo_16k 16384 0 0 0 0 254 0 0
mbuf_jumbo_9k 9216 0 0 0 0 254 0 0
audit_record 1280 0 0 0 0 8 0 0
domainset 40 0 0 0 0 254 0 0
MAC labels 40 0 0 0 0 254 0 0
vnpbuf 2624 0 0 0 0 64 0 0
mdpbuf 2624 0 0 0 0 3 0 0
nfspbuf 2624 0 0 0 0 16 0 0
swwbuf 2624 0 0 0 0 8 0 0
swrbuf 2624 0 0 0 0 16 0 0
umtx_shm 88 0 0 0 0 126 0 0
umtx pi 96 0 0 0 0 126 0 0
rangeset pctrie nodes 144 0 0 0 0 62 0 0
malloc-65536 65536 0 0 0 0 1 0 0
malloc-65536 65536 0 0 0 0 1 0 0
malloc-65536 65536 0 0 0 0 1 0 0
malloc-32768 32768 0 0 0 0 1 0 0
malloc-32768 32768 0 0 0 0 1 0 0
malloc-32768 32768 0 0 0 0 1 0 0
malloc-32768 32768 0 0 0 0 1 0 0
malloc-32768 32768 0 0 0 0 1 0 0
malloc-16384 16384 0 0 0 0 1 0 0
malloc-16384 16384 0 0 0 0 1 0 0
malloc-8192 8192 0 0 0 0 1 0 0
malloc-512 512 0 0 0 0 30 0 0
pcpu-32 32 0 0 0 0 254 0 0
fakepg 104 0 0 0 0
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