Fatal trap 9: general protection fault in mb_free_ext
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syzbot
May 10, 2021, 2:19:21 PM5/10/21
to syzkaller-f...@googlegroups.com
Hello,
syzbot found the following issue on:
HEAD commit: 8725f0b9 Revert "getty: push assignment to inner block."
git tree: https://github.com/freebsd/freebsd-src.git main
console output: https://syzkaller.appspot.com/x/log.txt?x=15f5a9b3d00000
dashboard link: https://syzkaller.appspot.com/bug?extid=5cfb0e8cea5597ba0524
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+5cfb0e...@syzkaller.appspotmail.com
Fatal trap 9: general protection fault while in kernel mode
cpuid = 0; apic id = 00
instruction pointer = 0x20:0xffffffff8107d51d
stack pointer = 0x28:0xfffffe0051696440
frame pointer = 0x28:0xfffffe0051696470
code segment = base 0x0, limit 0xfffff, type 0x1b
= DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags = interrupt enabled, resume, IOPL = 0
current process = 12 (irq31: virtio_pci1)
trap number = 9
panic: general protection fault
cpuid = 0
time = 25
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe0051696110
vpanic() at vpanic+0x1c7/frame 0xfffffe0051696170
panic() at panic+0x43/frame 0xfffffe00516961d0
trap_fatal() at trap_fatal+0x4cd/frame 0xfffffe0051696250
trap() at trap+0xf7/frame 0xfffffe0051696370
calltrap() at calltrap+0x8/frame 0xfffffe0051696370
--- trap 0x9, rip = 0xffffffff8107d51d, rsp = 0xfffffe0051696440, rbp = 0xfffffe0051696470 ---
mb_free_ext() at mb_free_ext+0xcd/frame 0xfffffe0051696470
m_free() at m_free+0x1be/frame 0xfffffe00516964b0
m_freem() at m_freem+0x38/frame 0xfffffe00516964d0
tcp_do_segment() at tcp_do_segment+0x5e19/frame 0xfffffe00516965d0
tcp_input_with_port() at tcp_input_with_port+0x13d5/frame 0xfffffe0051696730
tcp_input() at tcp_input+0x1f/frame 0xfffffe0051696750
ip_input() at ip_input+0x388/frame 0xfffffe00516967f0
netisr_dispatch_src() at netisr_dispatch_src+0x107/frame 0xfffffe0051696850
ether_demux() at ether_demux+0x288/frame 0xfffffe00516968a0
ether_nh_input() at ether_nh_input+0x7b0/frame 0xfffffe0051696920
netisr_dispatch_src() at netisr_dispatch_src+0x107/frame 0xfffffe0051696980
ether_input() at ether_input+0xce/frame 0xfffffe00516969f0
vtnet_rxq_eof() at vtnet_rxq_eof+0xf4d/frame 0xfffffe0051696ad0
vtnet_rx_vq_process() at vtnet_rx_vq_process+0xe1/frame 0xfffffe0051696b10
ithread_loop() at ithread_loop+0x33f/frame 0xfffffe0051696bb0
fork_exit() at fork_exit+0xb3/frame 0xfffffe0051696bf0
fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe0051696bf0
--- trap 0, rip = 0, rsp = 0, rbp = 0 ---
KDB: enter: panic
[ thread pid 12 tid 100053 ]
Stopped at kdb_enter+0x67: movq $0,0x163a53e(%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 0xffffffff81137c20 vprintf+0x140
rdx 0x1
rbx 0
rsp 0xfffffe00516960f0
rbp 0xfffffe0051696110
rsi 0
rdi 0xffffffff81137c56 vprintf+0x176
r8 0
r9 0x8080808080808080
r10 0xfffffe0051695fe0
r11 0x1ffaefff59c
r12 0xffffffff82267ac0 ddb_dbbe
r13 0
r14 0xffffffff81a73d06
r15 0xffffffff81a73d06
rip 0xffffffff8112ec47 kdb_enter+0x67
rflags 0x86
kdb_enter+0x67: movq $0,0x163a53e(%rip)
db> show proc
Process 12 (intr) at 0xfffff80004579a70:
state: NORMAL
uid: 0 gids: 0
parent: pid 0 at 0xffffffff8271c6b0
ABI: null
flag: 0x10000284 flag2: 0
reaper: 0xffffffff8271c6b0 reapsubtree: 12
sigparent: 20
vmspace: 0xffffffff8271d330
(map 0xffffffff8271d330)
(map.pmap 0xffffffff8271d3f0)
(pmap 0xffffffff8271d450)
threads: 23
100011 I [swi6: task queue]
100013 I [swi6: Giant taskq]
100018 I [swi5: fast taskq]
100030 I [swi4: clock (0)]
100031 I [swi4: clock (1)]
100032 I [swi1: netisr 0]
100033 I [swi3: vm]
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 Run CPU 0 [irq31: virtio_pci1]
100054 I [irq32: virtio_pci1]
100059 I [irq10: virtio_pci2]
100061 I [irq1: atkbd0]
100062 I [irq12: psm0]
100063 I [swi0: uart uart++]
100071 I [swi1: pf send]
100084 I [swi1: hpts]
100085 I [swi1: hpts]
db> ps
pid ppid pgrp uid state wmesg wchan cmd
20731 787 787 0 R (threaded) syz-executor.3
340248 RunQ syz-executor.3
340536 S uwait 0xfffff80030500500 syz-executor.3
11025 11016 11025 0 Ss select 0xfffff80030d42a40 dhclient
11020 1 11020 0 Ss select 0xfffff80030d42d40 dhclient
11016 11002 436 65 S select 0xfffff80030d42bc0 dhclient
11002 436 436 0 S wait 0xfffff80030bc2538 sh
10989 1 10989 65 Ss select 0xfffff80030d42b40 dhclient
843 1 843 0 Ss select 0xfffff80030ab9740 dhclient
834 1 834 0 Ss select 0xfffff80030d42e40 dhclient
787 780 787 0 Rs syz-executor.3
786 780 786 0 Rs syz-executor.2
783 780 783 0 Rs syz-executor.1
782 780 782 0 Rs syz-executor.0
780 778 778 0 R (threaded) syz-fuzzer
100092 S uwait 0xfffff800049dd380 syz-fuzzer
100115 S nanslp 0xffffffff8273c8e1 syz-fuzzer
100116 S uwait 0xfffff80030500d80 syz-fuzzer
100117 S uwait 0xfffff80030500e80 syz-fuzzer
100118 S uwait 0xfffff80004f97600 syz-fuzzer
100119 S uwait 0xfffff80004f97000 syz-fuzzer
100120 S uwait 0xfffff80030ab9d00 syz-fuzzer
100121 RunQ syz-fuzzer
102878 S kqread 0xfffff800305b0400 syz-fuzzer
778 776 778 0 Ss pause 0xfffff80004fa05e8 csh
776 694 776 0 Rs sshd
760 1 760 0 Ss+ ttyin 0xfffff800049d7cb0 getty
759 1 759 0 Ss+ ttyin 0xfffff80004ced8b0 getty
758 1 758 0 Ss+ ttyin 0xfffff80004cedcb0 getty
757 1 757 0 Ss+ ttyin 0xfffff80004cf40b0 getty
756 1 756 0 Ss+ ttyin 0xfffff80004cf44b0 getty
755 1 755 0 Ss+ ttyin 0xfffff80004cf48b0 getty
754 1 754 0 Ss+ ttyin 0xfffff80004cf4cb0 getty
753 1 753 0 Ss+ ttyin 0xfffff80004c6e0b0 getty
752 1 752 0 Ss+ ttyin 0xfffff80004c6e4b0 getty
698 1 698 0 Ss nanslp 0xffffffff8273c8e0 cron
694 1 694 0 Ss select 0xfffff80030500c40 sshd
507 1 507 0 Rs CPU 1 syslogd
436 1 436 0 Ss wait 0xfffff80004f86538 devd
435 1 435 65 Ss select 0xfffff80004f979c0 dhclient
350 1 350 0 Ss select 0xfffff80004f978c0 dhclient
347 1 347 0 Ss select 0xfffff80004f97c40 dhclient
23 0 0 0 DL syncer 0xffffffff8282bd50 [syncer]
22 0 0 0 DL vlruwt 0xfffff80004e8da70 [vnlru]
21 0 0 0 RL (threaded) [bufdaemon]
100081 D qsleep 0xffffffff8282ae00 [bufdaemon]
100086 D - 0xffffffff8220ae00 [bufspacedaemon-0]
100099 RunQ [/ worker]
20 0 0 0 DL psleep 0xffffffff82852c08 [vmdaemon]
19 0 0 0 DL (threaded) [pagedaemon]
100079 D psleep 0xffffffff82847078 [dom0]
100087 D launds 0xffffffff82847084 [laundry: dom0]
100088 D umarcl 0xffffffff815c9350 [uma]
18 0 0 0 DL - 0xffffffff82570c78 [rand_harvestq]
17 0 0 0 DL waiting 0xffffffff82f2a828 [sctp_iterator]
16 0 0 0 DL pftm 0xffffffff82d793c0 [pf purge]
15 0 0 0 DL - 0xffffffff8282845c [soaiod4]
9 0 0 0 DL - 0xffffffff8282845c [soaiod3]
8 0 0 0 DL - 0xffffffff8282845c [soaiod2]
7 0 0 0 DL - 0xffffffff8282845c [soaiod1]
6 0 0 0 DL (threaded) [cam]
100044 D - 0xffffffff82448140 [doneq0]
100045 D - 0xffffffff824480c0 [async]
100078 D - 0xffffffff82447f90 [scanner]
14 0 0 0 DL seqstat 0xfffff8000463c888 [sequencer 00]
5 0 0 0 DL crypto_ 0xfffff8000462ed80 [crypto returns 1]
4 0 0 0 DL crypto_ 0xfffff8000462ed30 [crypto returns 0]
3 0 0 0 DL crypto_ 0xffffffff828445a0 [crypto]
13 0 0 0 DL (threaded) [geom]
100035 D - 0xffffffff8271c120 [g_event]
100036 D - 0xffffffff8271c128 [g_up]
100037 D - 0xffffffff8271c130 [g_down]
2 0 0 0 DL (threaded) [KTLS]
100028 D - 0xfffff80004574600 [thr_0]
100029 D - 0xfffff80004574680 [thr_1]
12 0 0 0 RL (threaded) [intr]
100011 I [swi6: task queue]
100013 I [swi6: Giant taskq]
100018 I [swi5: fast taskq]
100030 I [swi4: clock (0)]
100031 I [swi4: clock (1)]
100032 I [swi1: netisr 0]
100033 I [swi3: vm]
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 Run CPU 0 [irq31: virtio_pci1]
100054 I [irq32: virtio_pci1]
100059 I [irq10: virtio_pci2]
100061 I [irq1: atkbd0]
100062 I [irq12: psm0]
100063 I [swi0: uart uart++]
100071 I [swi1: pf send]
100084 I [swi1: hpts]
100085 I [swi1: hpts]
11 0 0 0 RL (threaded) [idle]
100003 CanRun [idle: cpu0]
100004 CanRun [idle: cpu1]
1 0 1 0 SLs wait 0xfffff8000452a538 [init]
10 0 0 0 DL audit_w 0xffffffff82844ab0 [audit]
0 0 0 0 RLs (threaded) [kernel]
100000 D swapin 0xffffffff8271c6b0 [swapper]
100005 D - 0xfffff80004144800 [if_config_tqg_0]
100006 RunQ [softirq_0]
100007 D - 0xfffff80004144600 [softirq_1]
100008 D - 0xfffff80004144500 [if_io_tqg_0]
100009 D - 0xfffff80004144400 [if_io_tqg_1]
100010 D - 0xfffff8000457a600 [pci_hp taskq]
100012 D - 0xfffff8000457a300 [inm_free taskq]
100014 D - 0xfffff8000457a000 [linuxkpi_irq_wq]
100015 D - 0xfffff80004574e00 [thread taskq]
100016 D - 0xfffff80004574d00 [in6m_free taskq]
100017 D - 0xfffff80004574c00 [aiod_kick taskq]
100019 D - 0xfffff80004574900 [kqueue_ctx taskq]
100020 D - 0xfffff80004574800 [linuxkpi_short_wq_0]
100021 D - 0xfffff80004574800 [linuxkpi_short_wq_1]
100022 D - 0xfffff80004574800 [linuxkpi_short_wq_2]
100023 D - 0xfffff80004574800 [linuxkpi_short_wq_3]
100024 D - 0xfffff80004574700 [linuxkpi_long_wq_0]
100025 D - 0xfffff80004574700 [linuxkpi_long_wq_1]
100026 D - 0xfffff80004574700 [linuxkpi_long_wq_2]
100027 D - 0xfffff80004574700 [linuxkpi_long_wq_3]
100034 D - 0xfffff80004574000 [firmware taskq]
100038 D - 0xfffff800045c1d00 [crypto_0]
100039 D - 0xfffff800045c1d00 [crypto_1]
100055 D - 0xfffff800045c1700 [vtnet0 rxq 0]
100056 D - 0xfffff800045c1600 [vtnet0 txq 0]
100057 D - 0xfffff800045c1500 [vtnet0 rxq 1]
100058 D - 0xfffff800045c1400 [vtnet0 txq 1]
100060 D vtbslp 0xfffff80004972100 [virtio_balloon]
100064 D - 0xfffff80004973a00 [mca taskq]
100066 D - 0xffffffff81e20610 [deadlkres]
100073 D - 0xfffff80004c3e700 [acpi_task_0]
100074 D - 0xfffff80004c3e700 [acpi_task_1]
100075 D - 0xfffff80004c3e700 [acpi_task_2]
100077 D - 0xfffff800045c1c00 [CAM taskq]
20728 782 782 0 Z syz-executor.0
db> show all locks
Process 776 (sshd) thread 0xfffffe0094bb0560 (100114)
exclusive sx so_snd_sx (so_snd_sx) r = 0 (0xfffff80004fe6d90) locked @ /syzkaller/managers/main/kernel/sys/kern/uipc_sockbuf.c:467
Process 507 (syslogd) thread 0xfffffe00557e83a0 (100101)
exclusive lockmgr ufs (ufs) r = 0 (0xfffff800304c3230) locked @ /syzkaller/managers/main/kernel/sys/kern/vfs_vnops.c:1145
Process 12 (intr) thread 0xfffffe00042c4740 (100053)
exclusive rw tcpinp (tcpinp) r = 0 (0xfffff800305899a8) locked @ /syzkaller/managers/main/kernel/sys/netinet/in_pcb.c:2524
exclusive sleep mutex vtnet0-rx1 (vtnet0-rx1) r = 0 (0xfffff80004978d40) locked @ /syzkaller/managers/main/kernel/sys/dev/virtio/network/if_vtnet.c:2181
db> show malloc
Type InUse MemUse Requests
pf_hash 5 11524K 5
devbuf 4216 4340K 4244
pcb 3191 3995K 142821
tcp_hpts 5 3201K 5
sysctloid 33718 1992K 33785
vtbuf 24 1968K 46
sctp_stro 1544 1544K 16073
kobj 332 1328K 492
sctp_atcl 3078 1155K 55985
newblk 9 1026K 220325
vfscache 3 1025K 3
inodedep 1094 922K 228033
ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
intr 4 472K 4
dirrem 1085 272K 223356
subproc 135 254K 220702
sctp_atky 4622 193K 72234
acpica 1674 184K 55406
vnet_data 1 168K 1
tidhash 3 141K 3
freefile 1085 136K 223232
pagedep 11 131K 221281
tfo_ccache 1 128K 1
DEVFS1 107 107K 124
sem 4 106K 4
linker 294 102K 330
pf_osfp 813 95K 813
sctp_timw 370 93K 370
filedesc 12 89K 439335
bus 995 81K 3509
mtx_pool 2 72K 2
syncache 1 68K 1
acpitask 1 64K 1
ddb_capture 1 64K 1
module 508 64K 508
BPF 30 53K 30
sctp_map 3088 49K 32146
sctp_athm 3078 49K 56521
umtx 352 44K 352
kdtrace 210 42K 461161
vmem 3 34K 6
temp 35 33K 15659
hostcache 1 32K 1
shm 1 32K 2496
DEVFS3 126 32K 136
msg 4 30K 4
gtaskqueue 18 26K 18
kbdmux 6 22K 6
DEVFS_RULE 56 20K 56
ifaddr 68 20K 72
routetbl 157 17K 501
ufs_mount 5 17K 6
proc 3 17K 3
lltable 51 17K 1420
tty 16 16K 16
ithread 99 16K 99
bus-sc 33 14K 1719
KTRACE 100 13K 100
ifnet 7 13K 7
ether_multi 152 13K 8998
kenv 93 12K 93
eventhandler 133 12K 133
ip6opt 45 10K 24276
rman 84 10K 425
GEOM 60 10K 489
in6_multi 65 9K 65
bmsafemap 2 9K 225907
cred 33 9K 20457
UART 12 9K 12
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 236 8K 294
taskqueue 60 7K 60
sglist 5 7K 5
CAM DEV 3 6K 510
kqueue 58 6K 220627
plimit 22 6K 9812
CAM queue 5 6K 1528
DEVFSP 76 5K 15166
ufs_dirhash 24 5K 24
UMA 265 5K 265
pf_ifnet 10 5K 19
vt 11 5K 11
memdesc 1 4K 1
MCA 32 4K 32
evdev 4 4K 4
kcovinfo 64 4K 68
inpcbpolicy 117 4K 229282
acpisem 28 4K 28
session 28 4K 44
pwddesc 55 4K 220623
hhook 13 4K 13
fpukern_ctx 3 3K 3
lockf 26 3K 1014
terminal 11 3K 11
proc-args 47 3K 650
uidinfo 4 3K 863
local_apic 1 2K 1
io_apic 1 2K 1
ipsec-saq 2 2K 2
ip6ndp 12 2K 13
sctp_ifa 14 2K 15
Unitno 30 2K 47
select 13 2K 37
CAM XPT 22 2K 543
selfd 25 2K 2890555
in_multi 6 2K 1951
tcp_fsb 10 2K 10026
ipsecpolicy 2 2K 2
acpidev 20 2K 20
msi 9 2K 9
clone 9 2K 9
tun 7 2K 7
freework 5 2K 219668
softdep 1 1K 1
mkdir 8 1K 439312
freeblks 4 1K 219667
sahead 1 1K 1
secasvar 1 1K 1
nhops 6 1K 8
vnodemarker 2 1K 10522
NFSD session 1 1K 1
CAM periph 4 1K 271
ipsec 3 1K 3
sctp_ifn 6 1K 15
newdirblk 6 1K 219656
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
diradd 4 1K 223392
pfil 4 1K 4
CAM SIM 2 1K 2
iov 2 1K 61244
cdev 2 1K 2
chacha20random 1 1K 1
procdesc 3 1K 10
ip_msource 5 1K 62
osd 3 1K 10
NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1
DEVFS 9 1K 10
vnodes 1 1K 1
ktls 1 1K 1
feeder 7 1K 7
ip6_msource 3 1K 9
tcpfunc 3 1K 3
loginclass 3 1K 6
prison 6 1K 6
linux 5 1K 6
aesni_data 2 1K 2
apmdev 1 1K 1
atkbddev 2 1K 2
CAM dev queue 2 1K 2
CAM I/O Scheduler 1 1K 1
xform 2 1K 16135
CAM path 4 1K 1034
pmchooks 1 1K 1
nexusdev 7 1K 7
soname 4 1K 175957
sctp_vrf 1 1K 1
vnet 1 1K 1
entropy 2 1K 43
acpiintr 1 1K 1
pmc 1 1K 1
filecaps 3 1K 83
cpus 2 1K 2
vnet_data_free 1 1K 1
Per-cpu 1 1K 1
p1003.1b 1 1K 1
tcp_do 0 0K 0
mqdata 0 0K 0
sctp_mcore 0 0K 0
sctp_socko 0 0K 4923
sctp_iter 0 0K 11
sctp_mvrf 0 0K 0
sctp_cpal 0 0K 0
sctp_cmsg 0 0K 0
sctp_stre 0 0K 0
sctp_athi 0 0K 0
sctp_a_it 0 0K 11
sctp_aadr 0 0K 3
sctp_stri 0 0K 352
pf_table 0 0K 0
pf_rule 0 0K 237
pf_altq 0 0K 0
pf_temp 0 0K 0
NFSD string 0 0K 0
NFSD V4lock 0 0K 0
madt_table 0 0K 2
smartpqi 0 0K 0
NFSD V4state 0 0K 0
NFSD srvcache 0 0K 0
msdosfs_fat 0 0K 0
msdosfs_mount 0 0K 0
msdosfs_node 0 0K 0
iavf 0 0K 0
ixl 0 0K 0
DEVFS4 0 0K 0
DEVFS2 0 0K 0
gntdev 0 0K 0
privcmd_dev 0 0K 0
ice-resmgr 0 0K 0
ice-osdep 0 0K 0
ice 0 0K 0
axgbe 0 0K 0
evtchn_dev 0 0K 0
xenstore 0 0K 0
ciss_data 0 0K 0
BACKLIGHT 0 0K 0
xnb 0 0K 0
xbbd 0 0K 0
xbd 0 0K 0
Balloon 0 0K 0
sysmouse 0 0K 0
vtfont 0 0K 0
xen_intr 0 0K 0
xen_hvm 0 0K 0
legacydrv 0 0K 0
qpidrv 0 0K 0
ath_hal 0 0K 0
athdev 0 0K 0
dmar_idpgtbl 0 0K 0
dmar_dom 0 0K 0
dmar_ctx 0 0K 0
ata_pci 0 0K 0
ata_dma 0 0K 0
ata_generic 0 0K 0
isci 0 0K 0
iommu_dmamap 0 0K 0
amr 0 0K 0
hyperv_socket 0 0K 0
bxe_ilt 0 0K 0
xenbus 0 0K 0
pvscsi 0 0K 0
scsi_da 0 0K 69
vm_fictitious 0 0K 0
ata_da 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
UMAHash 0 0K 0
acpipwr 0 0K 0
acpi_perf 0 0K 0
vm_pgdata 0 0K 0
jblocks 0 0K 0
savedino 0 0K 164359
sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0
sbdep 0 0K 5289
jsegdep 0 0K 0
jseg 0 0K 0
jfreefrag 0 0K 0
jfreeblk 0 0K 0
jnewblk 0 0K 0
jmvref 0 0K 0
jremref 0 0K 0
jaddref 0 0K 0
freedep 0 0K 0
freefrag 0 0K 12
allocindir 0 0K 0
indirdep 0 0K 10
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
twsbuf 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
ip6_moptions 0 0K 1439
in6_mfilter 0 0K 685
frag6 0 0K 13
tcplog 0 0K 0
tcp_hwpace 0 0K 0
twe_commands 0 0K 0
LRO 0 0K 0
newreno data 0 0K 0
ip_moptions 0 0K 6725
in_mfilter 0 0K 5979
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
twa_commands 0 0K 0
statfs 0 0K 232283
namei_tracker 0 0K 845
export_host 0 0K 0
cl_savebuf 0 0K 5
tcp_log_dev 0 0K 4052
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 66640
PUC 0 0K 0
ppbusdev 0 0K 0
agtiapi_MemAlloc malloc 0 0K 0
osti_cacheable 0 0K 0
tempbuff 0 0K 0
biobuf 0 0K 0
aios 0 0K 0
lio 0 0K 0
acl 0 0K 0
tempbuff 0 0K 0
mbuf_tag 0 0K 5203
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
ioctlops 0 0K 98415
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 306
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 2129
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 3182
filedesc_to_leader 0 0K 0
pwd 0 0K 0
tty console 0 0K 0
aaccam 0 0K 0
aacbuf 0 0K 0
zstd 0 0K 0
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
NEWdirectio 0 0K 0
NEWNFSnode 0 0K 0
NFSCL lck 0 0K 0
NFSCL lckown 0 0K 0
NFSCL client 0 0K 0
NFSCL deleg 0 0K 0
NFSCL open 0 0K 0
NFSCL owner 0 0K 0
NFS fh 0 0K 0
NFS req 0 0K 0
NFSD usrgroup 0 0K 0
db> show uma
Zone Size Used Free Requests Sleeps Bucket Total Mem XFree
mbuf_jumbo_page 4096 8344 906 242060 0 254 37888000 0
sctp_asoc 2288 1544 386 16073 0 254 4415840 0
malloc-2048 2048 1537 369 39739 0 8 3903488 0
mbuf 256 11406 1119 1157157 0 254 3206400 0
pbuf 2624 0 973 0 0 2 2553152 0
sctp_ep 1280 1534 386 39736 0 254 2457600 0
malloc-384 384 1128 5052 228099 0 30 2373120 0
malloc-1024 1024 1549 383 16096 0 16 1978368 0
BUF TRIE 144 201 13267 37596 0 62 1939392 0
mbuf_cluster 2048 885 3 1221 0 254 1818624 0
malloc-256 256 1185 5100 690212 0 62 1608960 0
tcpcb 1064 99 1406 71737 0 254 1601320 0
malloc-384 384 4116 4 4116 0 30 1582080 0
malloc-384 384 3173 767 56080 0 30 1512960 0
socket 944 127 1437 285376 0 254 1476416 0
sctp_raddr 736 1544 392 16923 0 254 1424896 0
malloc-128 128 11060 38 11533 0 126 1420544 0
malloc-4096 4096 332 2 4993 0 2 1368064 0
UMA Slabs 0 112 12113 16 12113 0 126 1358448 0
malloc-256 256 35 4825 175503 0 62 1244160 0
malloc-128 128 2407 5126 931823 0 126 964224 0
RADIX NODE 144 5653 420 6030252 0 67 874512 0
FFS inode 1160 634 52 223867 0 9 795760 0
tcp_inpcb 488 230 1306 71737 0 254 749568 0
malloc-256 256 1556 409 261304 0 62 503040 0
tcp_bbr_pcb 832 4 590 10326 0 16 494208 0
tcp_log 416 0 1152 16413 0 254 479232 0
256 Bucket 2048 193 15 15956 0 8 425984 0
VM OBJECT 264 1459 146 3110195 0 30 423720 0
malloc-64 64 5575 473 248521 0 254 387072 0
lkpimm 160 1 2324 1 0 62 372000 0
lkpicurr 160 2 2323 2 0 62 372000 0
VNODE 448 672 93 223907 0 30 342720 0
THREAD 1808 153 23 240537 0 8 318208 0
malloc-4096 4096 66 10 220633 0 2 311296 0
malloc-32 32 8297 901 61872 0 254 294336 0
malloc-16 16 16834 916 70325 0 254 284000 0
malloc-16384 16384 10 7 219847 0 1 278528 0
sctp_chunk 152 1417 403 4009 0 254 276640 0
tcp_rack_pcb 832 10 314 10026 0 16 269568 0
malloc-65536 65536 4 0 4 0 1 262144 0
tcp_bbr_map 128 12 1786 20331 0 126 230144 0
mbuf_packet 256 221 664 261689 0 254 226560 0
DEVCTL 1024 8 208 132 0 0 221184 0
ripcb 488 5 419 109853 0 254 206912 0
malloc-65536 65536 1 2 257 0 1 196608 0
FFS2 dinode 256 634 116 223866 0 62 192000 0
MAP ENTRY 96 1310 664 12167153 0 127 189504 0
UMA Zones 768 237 2 237 0 16 183552 0
vmem btag 56 3023 61 3023 0 254 172704 0
128 Bucket 1024 125 42 57769 0 16 171008 0
malloc-128 128 1050 283 7623 0 126 170624 0
malloc-2048 2048 2 78 66642 0 8 163840 0
64 Bucket 512 227 77 75503 0 30 155648 0
S VFS Cache 104 1025 379 239508 0 126 146016 0
tcp_rack_map 112 38 1258 15558 0 126 145152 0
malloc-65536 65536 2 0 2 0 1 131072 0
malloc-65536 65536 0 2 8 0 1 131072 0
malloc-65536 65536 0 2 16 0 1 131072 0
udplite_inpcb 488 0 256 35156 0 254 124928 0
VMSPACE 2544 32 16 220601 0 4 122112 0
g_bio 408 0 290 264007 0 30 118320 0
ksiginfo 112 64 980 7889 0 126 116928 0
malloc-1024 1024 108 4 128 0 16 114688 0
malloc-64 64 234 1404 42521 0 254 104832 0
PROC 1336 55 23 220622 0 8 104208 0
malloc-256 256 390 15 2503 0 62 103680 0
32 Bucket 256 235 170 42083 0 62 103680 0
malloc-8192 8192 8 4 138 0 1 98304 0
malloc-256 256 236 139 255619 0 62 96000 0
malloc-128 128 715 29 829 0 126 95232 0
malloc-128 128 308 374 10518 0 126 87296 0
UMA Kegs 384 222 1 222 0 30 85632 0
clpbuf 2624 0 32 22 0 16 83968 0
filedesc0 1072 55 22 220623 0 8 82544 0
malloc-4096 4096 15 3 286 0 2 73728 0
malloc-16 16 3402 1098 36176 0 254 72000 0
malloc-65536 65536 1 0 1 0 1 65536 0
malloc-65536 65536 1 0 1 0 1 65536 0
malloc-32768 32768 0 2 130 0 1 65536 0
malloc-32768 32768 2 0 2 0 1 65536 0
tcp_log_node 120 0 528 1912 0 126 63360 0
malloc-4096 4096 15 0 547 0 2 61440 0
malloc-256 256 105 135 221824 0 62 61440 0
malloc-64 64 570 249 32166 0 254 52416 0
malloc-32 32 214 1424 351083 0 254 52416 0
udp_inpcb 488 6 98 12536 0 254 50752 0
malloc-16384 16384 3 0 3 0 1 49152 0
malloc-16384 16384 0 3 320 0 1 49152 0
malloc-2048 2048 6 18 2501 0 8 49152 0
malloc-64 64 203 553 2905851 0 254 48384 0
pipe 744 22 43 93485 0 16 48360 0
malloc-128 128 117 255 479 0 126 47616 0
malloc-256 256 57 123 249206 0 62 46080 0
malloc-2048 2048 4 18 511 0 8 45056 0
malloc-64 64 144 549 447240 0 254 44352 0
malloc-256 256 153 12 4230 0 62 42240 0
DIRHASH 1024 34 6 34 0 16 40960 0
malloc-8192 8192 5 0 5 0 1 40960 0
malloc-8192 8192 3 2 5 0 1 40960 0
malloc-4096 4096 4 6 232290 0 2 40960 0
pcpu-8 8 4635 485 6162 0 254 40960 0
malloc-64 64 485 145 16625 0 254 40320 0
Files 80 209 291 789094 0 126 40000 0
malloc-128 128 49 261 219716 0 126 39680 0
malloc-384 384 29 71 1761 0 30 38400 0
NAMEI 1024 0 36 996688 0 16 36864 0
malloc-512 512 4 68 864 0 30 36864 0
malloc-32768 32768 1 0 1 0 1 32768 0
malloc-2048 2048 11 5 1572 0 8 32768 0
pcpu-64 64 480 32 480 0 254 32768 0
malloc-2048 2048 2 12 288 0 8 28672 0
TURNSTILE 136 177 33 177 0 62 28560 0
PWD 32 17 865 219782 0 254 28224 0
16 Bucket 144 132 64 13003 0 62 28224 0
KNOTE 160 28 147 1670746 0 62 28000 0
8 Bucket 80 93 257 14460 0 126 28000 0
unpcb 256 15 90 7623 0 254 26880 0
malloc-1024 1024 10 14 1466 0 16 24576 0
malloc-1024 1024 18 6 22 0 16 24576 0
malloc-512 512 10 38 10530 0 30 24576 0
malloc-32 32 444 312 5724 0 254 24192 0
4 Bucket 48 6 498 4014 0 254 24192 0
ttyinq 160 135 15 300 0 62 24000 0
ttyoutq 256 72 18 160 0 62 23040 0
malloc-384 384 52 8 52 0 30 23040 0
sctp_stream_msg_out 112 138 42 3945 0 254 20160 0
malloc-32 32 108 522 223371 0 254 20160 0
2 Bucket 32 57 573 18442 0 254 20160 0
vtnet_tx_hdr 24 0 835 259541 0 254 20040 0
SLEEPQUEUE 88 177 47 177 0 126 19712 0
Mountpoints 2752 2 5 2 0 4 19264 0
malloc-16384 16384 1 0 1 0 1 16384 0
malloc-8192 8192 2 0 2 0 1 16384 0
malloc-2048 2048 5 3 230 0 8 16384 0
malloc-1024 1024 12 4 611 0 16 16384 0
malloc-1024 1024 11 5 11 0 16 16384 0
malloc-64 64 136 116 206 0 254 16128 0
malloc-1024 1024 8 4 9 0 16 12288 0
malloc-512 512 3 21 205 0 30 12288 0
tcp_log_bucket 176 0 69 192 0 62 12144 0
PGRP 88 28 110 10161 0 126 12144 0
udpcb 32 6 372 47692 0 254 12096 0
malloc-32 32 32 346 21545 0 254 12096 0
kenv 258 15 30 1059 0 30 11610 0
routing nhops 256 27 18 37 0 62 11520 0
malloc-8192 8192 1 0 1 0 1 8192 0
malloc-8192 8192 1 0 1 0 1 8192 0
malloc-8192 8192 1 0 1 0 1 8192 0
malloc-4096 4096 0 2 21 0 2 8192 0
malloc-2048 2048 1 3 78518 0 8 8192 0
malloc-1024 1024 0 8 8 0 16 8192 0
malloc-512 512 0 16 4 0 30 8192 0
malloc-512 512 0 16 13 0 30 8192 0
malloc-512 512 8 8 8 0 30 8192 0
rtentry 176 30 16 37 0 62 8096 0
rl_entry 40 79 123 79 0 254 8080 0
sctp_laddr 48 4 164 1902 0 254 8064 0
ipq 56 0 144 34 0 254 8064 0
malloc-64 64 8 118 676 0 254 8064 0
malloc-32 32 10 242 4488 0 254 8064 0
malloc-32 32 37 215 892 0 254 8064 0
malloc-16 16 3 497 898 0 254 8000 0
malloc-16 16 20 480 59 0 254 8000 0
malloc-16 16 28 472 29 0 254 8000 0
malloc-16 16 188 312 2103 0 254 8000 0
malloc-16 16 32 468 94889 0 254 8000 0
malloc-16 16 14 486 4829 0 254 8000 0
malloc-128 128 10 52 1486 0 126 7936 0
sctp_readq 152 0 52 33 0 254 7904 0
malloc-384 384 0 20 4931 0 30 7680 0
malloc-384 384 1 19 13 0 30 7680 0
malloc-384 384 20 0 20 0 30 7680 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-512 512 0 8 2 0 30 4096 0
pcpu-16 16 7 249 7 0 254 4096 0
hostcache 64 1 62 1 0 254 4032 0
syncache 168 0 24 4 0 254 4032 0
malloc-32 32 0 126 2 0 254 4032 0
UMA Slabs 1 176 9 13 9 0 62 3872 0
mqnode 416 3 6 3 0 30 3744 0
KMAP ENTRY 96 12 27 12 0 0 3744 0
vmem 1856 1 1 1 0 8 3712 0
tfo_ccache_entries 80 3 29 3 0 126 2560 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
swblk 136 0 0 0 0 62 0 0
swpctrie 144 0 0 0 0 62 0 0
sctp_asconf_ack 48 0 0 0 0 254 0 0
sctp_asconf 40 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 1 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 26 0 0
pf state keys 88 0 0 0 0 126 0 0
pf states 296 0 0 0 0 26 0 0
pf tags 104 0 0 0 0 126 0 0
pf mtags 48 0 0 0 0 254 0 0
IPsec SA lft_c 16 0 0 0 0 254 0 0
tcpreass 48 0 0 0 0 254 0 0
tfo 4 0 0 0 0 254 0 0
sackhole 32 0 0 0 0 254 0 0
tcptw 88 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
AIOP 32 0 0 0 0 254 0 0
AIO 208 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
TMPFS node 224 0 0 0 0 62 0 0
NCLNODE 584 0 0 0 0 16 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 24 0 0 0 0 254 0 0
linux_dma_pctrie 144 0 0 0 0 62 0 0
IOMMU_MAP_ENTRY 120 0 0 0 0 126 0 0
ktls_session 192 0 0 0 0 62 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
---
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: 8725f0b9 Revert "getty: push assignment to inner block."
git tree: https://github.com/freebsd/freebsd-src.git main
console output: https://syzkaller.appspot.com/x/log.txt?x=15f5a9b3d00000
dashboard link: https://syzkaller.appspot.com/bug?extid=5cfb0e8cea5597ba0524
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+5cfb0e...@syzkaller.appspotmail.com
Fatal trap 9: general protection fault while in kernel mode
cpuid = 0; apic id = 00
instruction pointer = 0x20:0xffffffff8107d51d
stack pointer = 0x28:0xfffffe0051696440
frame pointer = 0x28:0xfffffe0051696470
code segment = base 0x0, limit 0xfffff, type 0x1b
= DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags = interrupt enabled, resume, IOPL = 0
current process = 12 (irq31: virtio_pci1)
trap number = 9
panic: general protection fault
cpuid = 0
time = 25
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe0051696110
vpanic() at vpanic+0x1c7/frame 0xfffffe0051696170
panic() at panic+0x43/frame 0xfffffe00516961d0
trap_fatal() at trap_fatal+0x4cd/frame 0xfffffe0051696250
trap() at trap+0xf7/frame 0xfffffe0051696370
calltrap() at calltrap+0x8/frame 0xfffffe0051696370
--- trap 0x9, rip = 0xffffffff8107d51d, rsp = 0xfffffe0051696440, rbp = 0xfffffe0051696470 ---
mb_free_ext() at mb_free_ext+0xcd/frame 0xfffffe0051696470
m_free() at m_free+0x1be/frame 0xfffffe00516964b0
m_freem() at m_freem+0x38/frame 0xfffffe00516964d0
tcp_do_segment() at tcp_do_segment+0x5e19/frame 0xfffffe00516965d0
tcp_input_with_port() at tcp_input_with_port+0x13d5/frame 0xfffffe0051696730
tcp_input() at tcp_input+0x1f/frame 0xfffffe0051696750
ip_input() at ip_input+0x388/frame 0xfffffe00516967f0
netisr_dispatch_src() at netisr_dispatch_src+0x107/frame 0xfffffe0051696850
ether_demux() at ether_demux+0x288/frame 0xfffffe00516968a0
ether_nh_input() at ether_nh_input+0x7b0/frame 0xfffffe0051696920
netisr_dispatch_src() at netisr_dispatch_src+0x107/frame 0xfffffe0051696980
ether_input() at ether_input+0xce/frame 0xfffffe00516969f0
vtnet_rxq_eof() at vtnet_rxq_eof+0xf4d/frame 0xfffffe0051696ad0
vtnet_rx_vq_process() at vtnet_rx_vq_process+0xe1/frame 0xfffffe0051696b10
ithread_loop() at ithread_loop+0x33f/frame 0xfffffe0051696bb0
fork_exit() at fork_exit+0xb3/frame 0xfffffe0051696bf0
fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe0051696bf0
--- trap 0, rip = 0, rsp = 0, rbp = 0 ---
KDB: enter: panic
[ thread pid 12 tid 100053 ]
Stopped at kdb_enter+0x67: movq $0,0x163a53e(%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 0xffffffff81137c20 vprintf+0x140
rdx 0x1
rbx 0
rsp 0xfffffe00516960f0
rbp 0xfffffe0051696110
rsi 0
rdi 0xffffffff81137c56 vprintf+0x176
r8 0
r9 0x8080808080808080
r10 0xfffffe0051695fe0
r11 0x1ffaefff59c
r12 0xffffffff82267ac0 ddb_dbbe
r13 0
r14 0xffffffff81a73d06
r15 0xffffffff81a73d06
rip 0xffffffff8112ec47 kdb_enter+0x67
rflags 0x86
kdb_enter+0x67: movq $0,0x163a53e(%rip)
db> show proc
Process 12 (intr) at 0xfffff80004579a70:
state: NORMAL
uid: 0 gids: 0
parent: pid 0 at 0xffffffff8271c6b0
ABI: null
flag: 0x10000284 flag2: 0
reaper: 0xffffffff8271c6b0 reapsubtree: 12
sigparent: 20
vmspace: 0xffffffff8271d330
(map 0xffffffff8271d330)
(map.pmap 0xffffffff8271d3f0)
(pmap 0xffffffff8271d450)
threads: 23
100011 I [swi6: task queue]
100013 I [swi6: Giant taskq]
100018 I [swi5: fast taskq]
100030 I [swi4: clock (0)]
100031 I [swi4: clock (1)]
100032 I [swi1: netisr 0]
100033 I [swi3: vm]
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 Run CPU 0 [irq31: virtio_pci1]
100054 I [irq32: virtio_pci1]
100059 I [irq10: virtio_pci2]
100061 I [irq1: atkbd0]
100062 I [irq12: psm0]
100063 I [swi0: uart uart++]
100071 I [swi1: pf send]
100084 I [swi1: hpts]
100085 I [swi1: hpts]
db> ps
pid ppid pgrp uid state wmesg wchan cmd
20731 787 787 0 R (threaded) syz-executor.3
340248 RunQ syz-executor.3
340536 S uwait 0xfffff80030500500 syz-executor.3
11025 11016 11025 0 Ss select 0xfffff80030d42a40 dhclient
11020 1 11020 0 Ss select 0xfffff80030d42d40 dhclient
11016 11002 436 65 S select 0xfffff80030d42bc0 dhclient
11002 436 436 0 S wait 0xfffff80030bc2538 sh
10989 1 10989 65 Ss select 0xfffff80030d42b40 dhclient
843 1 843 0 Ss select 0xfffff80030ab9740 dhclient
834 1 834 0 Ss select 0xfffff80030d42e40 dhclient
787 780 787 0 Rs syz-executor.3
786 780 786 0 Rs syz-executor.2
783 780 783 0 Rs syz-executor.1
782 780 782 0 Rs syz-executor.0
780 778 778 0 R (threaded) syz-fuzzer
100092 S uwait 0xfffff800049dd380 syz-fuzzer
100115 S nanslp 0xffffffff8273c8e1 syz-fuzzer
100116 S uwait 0xfffff80030500d80 syz-fuzzer
100117 S uwait 0xfffff80030500e80 syz-fuzzer
100118 S uwait 0xfffff80004f97600 syz-fuzzer
100119 S uwait 0xfffff80004f97000 syz-fuzzer
100120 S uwait 0xfffff80030ab9d00 syz-fuzzer
100121 RunQ syz-fuzzer
102878 S kqread 0xfffff800305b0400 syz-fuzzer
778 776 778 0 Ss pause 0xfffff80004fa05e8 csh
776 694 776 0 Rs sshd
760 1 760 0 Ss+ ttyin 0xfffff800049d7cb0 getty
759 1 759 0 Ss+ ttyin 0xfffff80004ced8b0 getty
758 1 758 0 Ss+ ttyin 0xfffff80004cedcb0 getty
757 1 757 0 Ss+ ttyin 0xfffff80004cf40b0 getty
756 1 756 0 Ss+ ttyin 0xfffff80004cf44b0 getty
755 1 755 0 Ss+ ttyin 0xfffff80004cf48b0 getty
754 1 754 0 Ss+ ttyin 0xfffff80004cf4cb0 getty
753 1 753 0 Ss+ ttyin 0xfffff80004c6e0b0 getty
752 1 752 0 Ss+ ttyin 0xfffff80004c6e4b0 getty
698 1 698 0 Ss nanslp 0xffffffff8273c8e0 cron
694 1 694 0 Ss select 0xfffff80030500c40 sshd
507 1 507 0 Rs CPU 1 syslogd
436 1 436 0 Ss wait 0xfffff80004f86538 devd
435 1 435 65 Ss select 0xfffff80004f979c0 dhclient
350 1 350 0 Ss select 0xfffff80004f978c0 dhclient
347 1 347 0 Ss select 0xfffff80004f97c40 dhclient
23 0 0 0 DL syncer 0xffffffff8282bd50 [syncer]
22 0 0 0 DL vlruwt 0xfffff80004e8da70 [vnlru]
21 0 0 0 RL (threaded) [bufdaemon]
100081 D qsleep 0xffffffff8282ae00 [bufdaemon]
100086 D - 0xffffffff8220ae00 [bufspacedaemon-0]
100099 RunQ [/ worker]
20 0 0 0 DL psleep 0xffffffff82852c08 [vmdaemon]
19 0 0 0 DL (threaded) [pagedaemon]
100079 D psleep 0xffffffff82847078 [dom0]
100087 D launds 0xffffffff82847084 [laundry: dom0]
100088 D umarcl 0xffffffff815c9350 [uma]
18 0 0 0 DL - 0xffffffff82570c78 [rand_harvestq]
17 0 0 0 DL waiting 0xffffffff82f2a828 [sctp_iterator]
16 0 0 0 DL pftm 0xffffffff82d793c0 [pf purge]
15 0 0 0 DL - 0xffffffff8282845c [soaiod4]
9 0 0 0 DL - 0xffffffff8282845c [soaiod3]
8 0 0 0 DL - 0xffffffff8282845c [soaiod2]
7 0 0 0 DL - 0xffffffff8282845c [soaiod1]
6 0 0 0 DL (threaded) [cam]
100044 D - 0xffffffff82448140 [doneq0]
100045 D - 0xffffffff824480c0 [async]
100078 D - 0xffffffff82447f90 [scanner]
14 0 0 0 DL seqstat 0xfffff8000463c888 [sequencer 00]
5 0 0 0 DL crypto_ 0xfffff8000462ed80 [crypto returns 1]
4 0 0 0 DL crypto_ 0xfffff8000462ed30 [crypto returns 0]
3 0 0 0 DL crypto_ 0xffffffff828445a0 [crypto]
13 0 0 0 DL (threaded) [geom]
100035 D - 0xffffffff8271c120 [g_event]
100036 D - 0xffffffff8271c128 [g_up]
100037 D - 0xffffffff8271c130 [g_down]
2 0 0 0 DL (threaded) [KTLS]
100028 D - 0xfffff80004574600 [thr_0]
100029 D - 0xfffff80004574680 [thr_1]
12 0 0 0 RL (threaded) [intr]
100011 I [swi6: task queue]
100013 I [swi6: Giant taskq]
100018 I [swi5: fast taskq]
100030 I [swi4: clock (0)]
100031 I [swi4: clock (1)]
100032 I [swi1: netisr 0]
100033 I [swi3: vm]
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 Run CPU 0 [irq31: virtio_pci1]
100054 I [irq32: virtio_pci1]
100059 I [irq10: virtio_pci2]
100061 I [irq1: atkbd0]
100062 I [irq12: psm0]
100063 I [swi0: uart uart++]
100071 I [swi1: pf send]
100084 I [swi1: hpts]
100085 I [swi1: hpts]
11 0 0 0 RL (threaded) [idle]
100003 CanRun [idle: cpu0]
100004 CanRun [idle: cpu1]
1 0 1 0 SLs wait 0xfffff8000452a538 [init]
10 0 0 0 DL audit_w 0xffffffff82844ab0 [audit]
0 0 0 0 RLs (threaded) [kernel]
100000 D swapin 0xffffffff8271c6b0 [swapper]
100005 D - 0xfffff80004144800 [if_config_tqg_0]
100006 RunQ [softirq_0]
100007 D - 0xfffff80004144600 [softirq_1]
100008 D - 0xfffff80004144500 [if_io_tqg_0]
100009 D - 0xfffff80004144400 [if_io_tqg_1]
100010 D - 0xfffff8000457a600 [pci_hp taskq]
100012 D - 0xfffff8000457a300 [inm_free taskq]
100014 D - 0xfffff8000457a000 [linuxkpi_irq_wq]
100015 D - 0xfffff80004574e00 [thread taskq]
100016 D - 0xfffff80004574d00 [in6m_free taskq]
100017 D - 0xfffff80004574c00 [aiod_kick taskq]
100019 D - 0xfffff80004574900 [kqueue_ctx taskq]
100020 D - 0xfffff80004574800 [linuxkpi_short_wq_0]
100021 D - 0xfffff80004574800 [linuxkpi_short_wq_1]
100022 D - 0xfffff80004574800 [linuxkpi_short_wq_2]
100023 D - 0xfffff80004574800 [linuxkpi_short_wq_3]
100024 D - 0xfffff80004574700 [linuxkpi_long_wq_0]
100025 D - 0xfffff80004574700 [linuxkpi_long_wq_1]
100026 D - 0xfffff80004574700 [linuxkpi_long_wq_2]
100027 D - 0xfffff80004574700 [linuxkpi_long_wq_3]
100034 D - 0xfffff80004574000 [firmware taskq]
100038 D - 0xfffff800045c1d00 [crypto_0]
100039 D - 0xfffff800045c1d00 [crypto_1]
100055 D - 0xfffff800045c1700 [vtnet0 rxq 0]
100056 D - 0xfffff800045c1600 [vtnet0 txq 0]
100057 D - 0xfffff800045c1500 [vtnet0 rxq 1]
100058 D - 0xfffff800045c1400 [vtnet0 txq 1]
100060 D vtbslp 0xfffff80004972100 [virtio_balloon]
100064 D - 0xfffff80004973a00 [mca taskq]
100066 D - 0xffffffff81e20610 [deadlkres]
100073 D - 0xfffff80004c3e700 [acpi_task_0]
100074 D - 0xfffff80004c3e700 [acpi_task_1]
100075 D - 0xfffff80004c3e700 [acpi_task_2]
100077 D - 0xfffff800045c1c00 [CAM taskq]
20728 782 782 0 Z syz-executor.0
db> show all locks
Process 776 (sshd) thread 0xfffffe0094bb0560 (100114)
exclusive sx so_snd_sx (so_snd_sx) r = 0 (0xfffff80004fe6d90) locked @ /syzkaller/managers/main/kernel/sys/kern/uipc_sockbuf.c:467
Process 507 (syslogd) thread 0xfffffe00557e83a0 (100101)
exclusive lockmgr ufs (ufs) r = 0 (0xfffff800304c3230) locked @ /syzkaller/managers/main/kernel/sys/kern/vfs_vnops.c:1145
Process 12 (intr) thread 0xfffffe00042c4740 (100053)
exclusive rw tcpinp (tcpinp) r = 0 (0xfffff800305899a8) locked @ /syzkaller/managers/main/kernel/sys/netinet/in_pcb.c:2524
exclusive sleep mutex vtnet0-rx1 (vtnet0-rx1) r = 0 (0xfffff80004978d40) locked @ /syzkaller/managers/main/kernel/sys/dev/virtio/network/if_vtnet.c:2181
db> show malloc
Type InUse MemUse Requests
pf_hash 5 11524K 5
devbuf 4216 4340K 4244
pcb 3191 3995K 142821
tcp_hpts 5 3201K 5
sysctloid 33718 1992K 33785
vtbuf 24 1968K 46
sctp_stro 1544 1544K 16073
kobj 332 1328K 492
sctp_atcl 3078 1155K 55985
newblk 9 1026K 220325
vfscache 3 1025K 3
inodedep 1094 922K 228033
ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
intr 4 472K 4
dirrem 1085 272K 223356
subproc 135 254K 220702
sctp_atky 4622 193K 72234
acpica 1674 184K 55406
vnet_data 1 168K 1
tidhash 3 141K 3
freefile 1085 136K 223232
pagedep 11 131K 221281
tfo_ccache 1 128K 1
DEVFS1 107 107K 124
sem 4 106K 4
linker 294 102K 330
pf_osfp 813 95K 813
sctp_timw 370 93K 370
filedesc 12 89K 439335
bus 995 81K 3509
mtx_pool 2 72K 2
syncache 1 68K 1
acpitask 1 64K 1
ddb_capture 1 64K 1
module 508 64K 508
BPF 30 53K 30
sctp_map 3088 49K 32146
sctp_athm 3078 49K 56521
umtx 352 44K 352
kdtrace 210 42K 461161
vmem 3 34K 6
temp 35 33K 15659
hostcache 1 32K 1
shm 1 32K 2496
DEVFS3 126 32K 136
msg 4 30K 4
gtaskqueue 18 26K 18
kbdmux 6 22K 6
DEVFS_RULE 56 20K 56
ifaddr 68 20K 72
routetbl 157 17K 501
ufs_mount 5 17K 6
proc 3 17K 3
lltable 51 17K 1420
tty 16 16K 16
ithread 99 16K 99
bus-sc 33 14K 1719
KTRACE 100 13K 100
ifnet 7 13K 7
ether_multi 152 13K 8998
kenv 93 12K 93
eventhandler 133 12K 133
ip6opt 45 10K 24276
rman 84 10K 425
GEOM 60 10K 489
in6_multi 65 9K 65
bmsafemap 2 9K 225907
cred 33 9K 20457
UART 12 9K 12
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 236 8K 294
taskqueue 60 7K 60
sglist 5 7K 5
CAM DEV 3 6K 510
kqueue 58 6K 220627
plimit 22 6K 9812
CAM queue 5 6K 1528
DEVFSP 76 5K 15166
ufs_dirhash 24 5K 24
UMA 265 5K 265
pf_ifnet 10 5K 19
vt 11 5K 11
memdesc 1 4K 1
MCA 32 4K 32
evdev 4 4K 4
kcovinfo 64 4K 68
inpcbpolicy 117 4K 229282
acpisem 28 4K 28
session 28 4K 44
pwddesc 55 4K 220623
hhook 13 4K 13
fpukern_ctx 3 3K 3
lockf 26 3K 1014
terminal 11 3K 11
proc-args 47 3K 650
uidinfo 4 3K 863
local_apic 1 2K 1
io_apic 1 2K 1
ipsec-saq 2 2K 2
ip6ndp 12 2K 13
sctp_ifa 14 2K 15
Unitno 30 2K 47
select 13 2K 37
CAM XPT 22 2K 543
selfd 25 2K 2890555
in_multi 6 2K 1951
tcp_fsb 10 2K 10026
ipsecpolicy 2 2K 2
acpidev 20 2K 20
msi 9 2K 9
clone 9 2K 9
tun 7 2K 7
freework 5 2K 219668
softdep 1 1K 1
mkdir 8 1K 439312
freeblks 4 1K 219667
sahead 1 1K 1
secasvar 1 1K 1
nhops 6 1K 8
vnodemarker 2 1K 10522
NFSD session 1 1K 1
CAM periph 4 1K 271
ipsec 3 1K 3
sctp_ifn 6 1K 15
newdirblk 6 1K 219656
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
diradd 4 1K 223392
pfil 4 1K 4
CAM SIM 2 1K 2
iov 2 1K 61244
cdev 2 1K 2
chacha20random 1 1K 1
procdesc 3 1K 10
ip_msource 5 1K 62
osd 3 1K 10
NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1
DEVFS 9 1K 10
vnodes 1 1K 1
ktls 1 1K 1
feeder 7 1K 7
ip6_msource 3 1K 9
tcpfunc 3 1K 3
loginclass 3 1K 6
prison 6 1K 6
linux 5 1K 6
aesni_data 2 1K 2
apmdev 1 1K 1
atkbddev 2 1K 2
CAM dev queue 2 1K 2
CAM I/O Scheduler 1 1K 1
xform 2 1K 16135
CAM path 4 1K 1034
pmchooks 1 1K 1
nexusdev 7 1K 7
soname 4 1K 175957
sctp_vrf 1 1K 1
vnet 1 1K 1
entropy 2 1K 43
acpiintr 1 1K 1
pmc 1 1K 1
filecaps 3 1K 83
cpus 2 1K 2
vnet_data_free 1 1K 1
Per-cpu 1 1K 1
p1003.1b 1 1K 1
tcp_do 0 0K 0
mqdata 0 0K 0
sctp_mcore 0 0K 0
sctp_socko 0 0K 4923
sctp_iter 0 0K 11
sctp_mvrf 0 0K 0
sctp_cpal 0 0K 0
sctp_cmsg 0 0K 0
sctp_stre 0 0K 0
sctp_athi 0 0K 0
sctp_a_it 0 0K 11
sctp_aadr 0 0K 3
sctp_stri 0 0K 352
pf_table 0 0K 0
pf_rule 0 0K 237
pf_altq 0 0K 0
pf_temp 0 0K 0
NFSD string 0 0K 0
NFSD V4lock 0 0K 0
madt_table 0 0K 2
smartpqi 0 0K 0
NFSD V4state 0 0K 0
NFSD srvcache 0 0K 0
msdosfs_fat 0 0K 0
msdosfs_mount 0 0K 0
msdosfs_node 0 0K 0
iavf 0 0K 0
ixl 0 0K 0
DEVFS4 0 0K 0
DEVFS2 0 0K 0
gntdev 0 0K 0
privcmd_dev 0 0K 0
ice-resmgr 0 0K 0
ice-osdep 0 0K 0
ice 0 0K 0
axgbe 0 0K 0
evtchn_dev 0 0K 0
xenstore 0 0K 0
ciss_data 0 0K 0
BACKLIGHT 0 0K 0
xnb 0 0K 0
xbbd 0 0K 0
xbd 0 0K 0
Balloon 0 0K 0
sysmouse 0 0K 0
vtfont 0 0K 0
xen_intr 0 0K 0
xen_hvm 0 0K 0
legacydrv 0 0K 0
qpidrv 0 0K 0
ath_hal 0 0K 0
athdev 0 0K 0
dmar_idpgtbl 0 0K 0
dmar_dom 0 0K 0
dmar_ctx 0 0K 0
ata_pci 0 0K 0
ata_dma 0 0K 0
ata_generic 0 0K 0
isci 0 0K 0
iommu_dmamap 0 0K 0
amr 0 0K 0
hyperv_socket 0 0K 0
bxe_ilt 0 0K 0
xenbus 0 0K 0
pvscsi 0 0K 0
scsi_da 0 0K 69
vm_fictitious 0 0K 0
ata_da 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
UMAHash 0 0K 0
acpipwr 0 0K 0
acpi_perf 0 0K 0
vm_pgdata 0 0K 0
jblocks 0 0K 0
savedino 0 0K 164359
sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0
sbdep 0 0K 5289
jsegdep 0 0K 0
jseg 0 0K 0
jfreefrag 0 0K 0
jfreeblk 0 0K 0
jnewblk 0 0K 0
jmvref 0 0K 0
jremref 0 0K 0
jaddref 0 0K 0
freedep 0 0K 0
freefrag 0 0K 12
allocindir 0 0K 0
indirdep 0 0K 10
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
twsbuf 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
ip6_moptions 0 0K 1439
in6_mfilter 0 0K 685
frag6 0 0K 13
tcplog 0 0K 0
tcp_hwpace 0 0K 0
twe_commands 0 0K 0
LRO 0 0K 0
newreno data 0 0K 0
ip_moptions 0 0K 6725
in_mfilter 0 0K 5979
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
twa_commands 0 0K 0
statfs 0 0K 232283
namei_tracker 0 0K 845
export_host 0 0K 0
cl_savebuf 0 0K 5
tcp_log_dev 0 0K 4052
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 66640
PUC 0 0K 0
ppbusdev 0 0K 0
agtiapi_MemAlloc malloc 0 0K 0
osti_cacheable 0 0K 0
tempbuff 0 0K 0
biobuf 0 0K 0
aios 0 0K 0
lio 0 0K 0
acl 0 0K 0
tempbuff 0 0K 0
mbuf_tag 0 0K 5203
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
ioctlops 0 0K 98415
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 306
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 2129
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 3182
filedesc_to_leader 0 0K 0
pwd 0 0K 0
tty console 0 0K 0
aaccam 0 0K 0
aacbuf 0 0K 0
zstd 0 0K 0
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
NEWdirectio 0 0K 0
NEWNFSnode 0 0K 0
NFSCL lck 0 0K 0
NFSCL lckown 0 0K 0
NFSCL client 0 0K 0
NFSCL deleg 0 0K 0
NFSCL open 0 0K 0
NFSCL owner 0 0K 0
NFS fh 0 0K 0
NFS req 0 0K 0
NFSD usrgroup 0 0K 0
db> show uma
Zone Size Used Free Requests Sleeps Bucket Total Mem XFree
mbuf_jumbo_page 4096 8344 906 242060 0 254 37888000 0
sctp_asoc 2288 1544 386 16073 0 254 4415840 0
malloc-2048 2048 1537 369 39739 0 8 3903488 0
mbuf 256 11406 1119 1157157 0 254 3206400 0
pbuf 2624 0 973 0 0 2 2553152 0
sctp_ep 1280 1534 386 39736 0 254 2457600 0
malloc-384 384 1128 5052 228099 0 30 2373120 0
malloc-1024 1024 1549 383 16096 0 16 1978368 0
BUF TRIE 144 201 13267 37596 0 62 1939392 0
mbuf_cluster 2048 885 3 1221 0 254 1818624 0
malloc-256 256 1185 5100 690212 0 62 1608960 0
tcpcb 1064 99 1406 71737 0 254 1601320 0
malloc-384 384 4116 4 4116 0 30 1582080 0
malloc-384 384 3173 767 56080 0 30 1512960 0
socket 944 127 1437 285376 0 254 1476416 0
sctp_raddr 736 1544 392 16923 0 254 1424896 0
malloc-128 128 11060 38 11533 0 126 1420544 0
malloc-4096 4096 332 2 4993 0 2 1368064 0
UMA Slabs 0 112 12113 16 12113 0 126 1358448 0
malloc-256 256 35 4825 175503 0 62 1244160 0
malloc-128 128 2407 5126 931823 0 126 964224 0
RADIX NODE 144 5653 420 6030252 0 67 874512 0
FFS inode 1160 634 52 223867 0 9 795760 0
tcp_inpcb 488 230 1306 71737 0 254 749568 0
malloc-256 256 1556 409 261304 0 62 503040 0
tcp_bbr_pcb 832 4 590 10326 0 16 494208 0
tcp_log 416 0 1152 16413 0 254 479232 0
256 Bucket 2048 193 15 15956 0 8 425984 0
VM OBJECT 264 1459 146 3110195 0 30 423720 0
malloc-64 64 5575 473 248521 0 254 387072 0
lkpimm 160 1 2324 1 0 62 372000 0
lkpicurr 160 2 2323 2 0 62 372000 0
VNODE 448 672 93 223907 0 30 342720 0
THREAD 1808 153 23 240537 0 8 318208 0
malloc-4096 4096 66 10 220633 0 2 311296 0
malloc-32 32 8297 901 61872 0 254 294336 0
malloc-16 16 16834 916 70325 0 254 284000 0
malloc-16384 16384 10 7 219847 0 1 278528 0
sctp_chunk 152 1417 403 4009 0 254 276640 0
tcp_rack_pcb 832 10 314 10026 0 16 269568 0
malloc-65536 65536 4 0 4 0 1 262144 0
tcp_bbr_map 128 12 1786 20331 0 126 230144 0
mbuf_packet 256 221 664 261689 0 254 226560 0
DEVCTL 1024 8 208 132 0 0 221184 0
ripcb 488 5 419 109853 0 254 206912 0
malloc-65536 65536 1 2 257 0 1 196608 0
FFS2 dinode 256 634 116 223866 0 62 192000 0
MAP ENTRY 96 1310 664 12167153 0 127 189504 0
UMA Zones 768 237 2 237 0 16 183552 0
vmem btag 56 3023 61 3023 0 254 172704 0
128 Bucket 1024 125 42 57769 0 16 171008 0
malloc-128 128 1050 283 7623 0 126 170624 0
malloc-2048 2048 2 78 66642 0 8 163840 0
64 Bucket 512 227 77 75503 0 30 155648 0
S VFS Cache 104 1025 379 239508 0 126 146016 0
tcp_rack_map 112 38 1258 15558 0 126 145152 0
malloc-65536 65536 2 0 2 0 1 131072 0
malloc-65536 65536 0 2 8 0 1 131072 0
malloc-65536 65536 0 2 16 0 1 131072 0
udplite_inpcb 488 0 256 35156 0 254 124928 0
VMSPACE 2544 32 16 220601 0 4 122112 0
g_bio 408 0 290 264007 0 30 118320 0
ksiginfo 112 64 980 7889 0 126 116928 0
malloc-1024 1024 108 4 128 0 16 114688 0
malloc-64 64 234 1404 42521 0 254 104832 0
PROC 1336 55 23 220622 0 8 104208 0
malloc-256 256 390 15 2503 0 62 103680 0
32 Bucket 256 235 170 42083 0 62 103680 0
malloc-8192 8192 8 4 138 0 1 98304 0
malloc-256 256 236 139 255619 0 62 96000 0
malloc-128 128 715 29 829 0 126 95232 0
malloc-128 128 308 374 10518 0 126 87296 0
UMA Kegs 384 222 1 222 0 30 85632 0
clpbuf 2624 0 32 22 0 16 83968 0
filedesc0 1072 55 22 220623 0 8 82544 0
malloc-4096 4096 15 3 286 0 2 73728 0
malloc-16 16 3402 1098 36176 0 254 72000 0
malloc-65536 65536 1 0 1 0 1 65536 0
malloc-65536 65536 1 0 1 0 1 65536 0
malloc-32768 32768 0 2 130 0 1 65536 0
malloc-32768 32768 2 0 2 0 1 65536 0
tcp_log_node 120 0 528 1912 0 126 63360 0
malloc-4096 4096 15 0 547 0 2 61440 0
malloc-256 256 105 135 221824 0 62 61440 0
malloc-64 64 570 249 32166 0 254 52416 0
malloc-32 32 214 1424 351083 0 254 52416 0
udp_inpcb 488 6 98 12536 0 254 50752 0
malloc-16384 16384 3 0 3 0 1 49152 0
malloc-16384 16384 0 3 320 0 1 49152 0
malloc-2048 2048 6 18 2501 0 8 49152 0
malloc-64 64 203 553 2905851 0 254 48384 0
pipe 744 22 43 93485 0 16 48360 0
malloc-128 128 117 255 479 0 126 47616 0
malloc-256 256 57 123 249206 0 62 46080 0
malloc-2048 2048 4 18 511 0 8 45056 0
malloc-64 64 144 549 447240 0 254 44352 0
malloc-256 256 153 12 4230 0 62 42240 0
DIRHASH 1024 34 6 34 0 16 40960 0
malloc-8192 8192 5 0 5 0 1 40960 0
malloc-8192 8192 3 2 5 0 1 40960 0
malloc-4096 4096 4 6 232290 0 2 40960 0
pcpu-8 8 4635 485 6162 0 254 40960 0
malloc-64 64 485 145 16625 0 254 40320 0
Files 80 209 291 789094 0 126 40000 0
malloc-128 128 49 261 219716 0 126 39680 0
malloc-384 384 29 71 1761 0 30 38400 0
NAMEI 1024 0 36 996688 0 16 36864 0
malloc-512 512 4 68 864 0 30 36864 0
malloc-32768 32768 1 0 1 0 1 32768 0
malloc-2048 2048 11 5 1572 0 8 32768 0
pcpu-64 64 480 32 480 0 254 32768 0
malloc-2048 2048 2 12 288 0 8 28672 0
TURNSTILE 136 177 33 177 0 62 28560 0
PWD 32 17 865 219782 0 254 28224 0
16 Bucket 144 132 64 13003 0 62 28224 0
KNOTE 160 28 147 1670746 0 62 28000 0
8 Bucket 80 93 257 14460 0 126 28000 0
unpcb 256 15 90 7623 0 254 26880 0
malloc-1024 1024 10 14 1466 0 16 24576 0
malloc-1024 1024 18 6 22 0 16 24576 0
malloc-512 512 10 38 10530 0 30 24576 0
malloc-32 32 444 312 5724 0 254 24192 0
4 Bucket 48 6 498 4014 0 254 24192 0
ttyinq 160 135 15 300 0 62 24000 0
ttyoutq 256 72 18 160 0 62 23040 0
malloc-384 384 52 8 52 0 30 23040 0
sctp_stream_msg_out 112 138 42 3945 0 254 20160 0
malloc-32 32 108 522 223371 0 254 20160 0
2 Bucket 32 57 573 18442 0 254 20160 0
vtnet_tx_hdr 24 0 835 259541 0 254 20040 0
SLEEPQUEUE 88 177 47 177 0 126 19712 0
Mountpoints 2752 2 5 2 0 4 19264 0
malloc-16384 16384 1 0 1 0 1 16384 0
malloc-8192 8192 2 0 2 0 1 16384 0
malloc-2048 2048 5 3 230 0 8 16384 0
malloc-1024 1024 12 4 611 0 16 16384 0
malloc-1024 1024 11 5 11 0 16 16384 0
malloc-64 64 136 116 206 0 254 16128 0
malloc-1024 1024 8 4 9 0 16 12288 0
malloc-512 512 3 21 205 0 30 12288 0
tcp_log_bucket 176 0 69 192 0 62 12144 0
PGRP 88 28 110 10161 0 126 12144 0
udpcb 32 6 372 47692 0 254 12096 0
malloc-32 32 32 346 21545 0 254 12096 0
kenv 258 15 30 1059 0 30 11610 0
routing nhops 256 27 18 37 0 62 11520 0
malloc-8192 8192 1 0 1 0 1 8192 0
malloc-8192 8192 1 0 1 0 1 8192 0
malloc-8192 8192 1 0 1 0 1 8192 0
malloc-4096 4096 0 2 21 0 2 8192 0
malloc-2048 2048 1 3 78518 0 8 8192 0
malloc-1024 1024 0 8 8 0 16 8192 0
malloc-512 512 0 16 4 0 30 8192 0
malloc-512 512 0 16 13 0 30 8192 0
malloc-512 512 8 8 8 0 30 8192 0
rtentry 176 30 16 37 0 62 8096 0
rl_entry 40 79 123 79 0 254 8080 0
sctp_laddr 48 4 164 1902 0 254 8064 0
ipq 56 0 144 34 0 254 8064 0
malloc-64 64 8 118 676 0 254 8064 0
malloc-32 32 10 242 4488 0 254 8064 0
malloc-32 32 37 215 892 0 254 8064 0
malloc-16 16 3 497 898 0 254 8000 0
malloc-16 16 20 480 59 0 254 8000 0
malloc-16 16 28 472 29 0 254 8000 0
malloc-16 16 188 312 2103 0 254 8000 0
malloc-16 16 32 468 94889 0 254 8000 0
malloc-16 16 14 486 4829 0 254 8000 0
malloc-128 128 10 52 1486 0 126 7936 0
sctp_readq 152 0 52 33 0 254 7904 0
malloc-384 384 0 20 4931 0 30 7680 0
malloc-384 384 1 19 13 0 30 7680 0
malloc-384 384 20 0 20 0 30 7680 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-512 512 0 8 2 0 30 4096 0
pcpu-16 16 7 249 7 0 254 4096 0
hostcache 64 1 62 1 0 254 4032 0
syncache 168 0 24 4 0 254 4032 0
malloc-32 32 0 126 2 0 254 4032 0
UMA Slabs 1 176 9 13 9 0 62 3872 0
mqnode 416 3 6 3 0 30 3744 0
KMAP ENTRY 96 12 27 12 0 0 3744 0
vmem 1856 1 1 1 0 8 3712 0
tfo_ccache_entries 80 3 29 3 0 126 2560 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
swblk 136 0 0 0 0 62 0 0
swpctrie 144 0 0 0 0 62 0 0
sctp_asconf_ack 48 0 0 0 0 254 0 0
sctp_asconf 40 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 1 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 26 0 0
pf state keys 88 0 0 0 0 126 0 0
pf states 296 0 0 0 0 26 0 0
pf tags 104 0 0 0 0 126 0 0
pf mtags 48 0 0 0 0 254 0 0
IPsec SA lft_c 16 0 0 0 0 254 0 0
tcpreass 48 0 0 0 0 254 0 0
tfo 4 0 0 0 0 254 0 0
sackhole 32 0 0 0 0 254 0 0
tcptw 88 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
AIOP 32 0 0 0 0 254 0 0
AIO 208 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
TMPFS node 224 0 0 0 0 62 0 0
NCLNODE 584 0 0 0 0 16 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 24 0 0 0 0 254 0 0
linux_dma_pctrie 144 0 0 0 0 62 0 0
IOMMU_MAP_ENTRY 120 0 0 0 0 126 0 0
ktls_session 192 0 0 0 0 62 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
---
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Mark Johnston
May 11, 2021, 5:43:41 PM5/11/21
to syzbot, syzkaller-f...@googlegroups.com
I'm not certain that this fixes the bug, but it seems likely.
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