Fatal trap NUM: page fault in nd6_dad_timer (5)
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syzbot
May 24, 2023, 6:56:48 PM5/24/23
to syzkaller-f...@googlegroups.com
Hello,
syzbot found the following issue on:
HEAD commit: c1b6e9121e88 LinuxKPI: uuid: add guid_gen() and guid_copy()
git tree: freebsd-src
console output: https://syzkaller.appspot.com/x/log.txt?x=17baeb72280000
dashboard link: https://syzkaller.appspot.com/bug?extid=243856c3586f0967ca7a
userspace arch: i386
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+243856...@syzkaller.appspotmail.com
Fatal trap 12: page fault while in kernel mode
cpuid = 0; apic id = 00
fault virtual address = 0x10
fault code = supervisor read data, page not present
instruction pointer = 0x20:0xffffffff81a27db7
stack pointer = 0x0:0xfffffe0053fcdae0
frame pointer = 0x0:0xfffffe0053fcdcb0
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 = 2 (clock (0))
rdi: 10 rsi: 1c rdx: 129
rcx: fffffe00033eee30 r8: 6c33f7a50b5293b7 r9: 232
rax: fffffe00033eee30 rbx: 0 rbp: fffffe0053fcdcb0
r10: 6c33f7a50b5293b7 r11: fffffe0098751360 r12: fffffe00079e0040
r13: fffff7800a7f9b68 r14: fffffe0057519000 r15: fffffe00542a1a30
trap number = 12
panic: page fault
cpuid = 0
time = 1684968938
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc7/frame 0xfffffe0053fcd2d0
kdb_backtrace() at kdb_backtrace+0xd1/frame 0xfffffe0053fcd430
vpanic() at vpanic+0x252/frame 0xfffffe0053fcd510
panic() at panic+0xb5/frame 0xfffffe0053fcd5d0
trap_fatal() at trap_fatal+0x7ed/frame 0xfffffe0053fcd6f0
trap_pfault() at trap_pfault+0x182/frame 0xfffffe0053fcd830
trap() at trap+0x5e1/frame 0xfffffe0053fcda10
calltrap() at calltrap+0x8/frame 0xfffffe0053fcda10
--- trap 0xc, rip = 0xffffffff81a27db7, rsp = 0xfffffe0053fcdae0, rbp = 0xfffffe0053fcdcb0 ---
nd6_dad_timer() at nd6_dad_timer+0x197/frame 0xfffffe0053fcdcb0
softclock_call_cc() at softclock_call_cc+0x3e3/frame 0xfffffe0053fcde80
softclock_thread() at softclock_thread+0x1ef/frame 0xfffffe0053fcdef0
fork_exit() at fork_exit+0xd0/frame 0xfffffe0053fcdf30
fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe0053fcdf30
--- trap 0, rip = 0, rsp = 0, rbp = 0 ---
KDB: enter: panic
[ thread pid 2 tid 100029 ]
Stopped at kdb_enter+0x6b: movq $0,0x214481a(%rip)
db> set $lines = 0
db> set $maxwidth = 0
db> show registers
cs 0x20
ds 0x3b
es 0x3b
fs 0x13
gs 0x1b
ss 0
rax 0x12
rcx 0xfffffe00033eee30
rdx 0xdffff7c000000000
rbx 0
rsp 0xfffffe0053fcd410
rbp 0xfffffe0053fcd430
rsi 0x1
rdi 0
r8 0x3
r9 0xffffffff
r10 0
r11 0xfffffe0098751360
r12 0
r13 0xfffffe00542a13a0
r14 0xffffffff826998a0 .str.26
r15 0xffffffff826998a0 .str.26
rip 0xffffffff815ab87b kdb_enter+0x6b
rflags 0x46
kdb_enter+0x6b: movq $0,0x214481a(%rip)
db> show proc
Process 2 (clock) at 0xfffffe00541e6020:
state: NORMAL
uid: 0 gids: 0
parent: pid 0 at 0xffffffff836a8040
ABI: null
flag: 0x10000284 flag2: 0
reaper: 0xffffffff836a8040 reapsubtree: 2
sigparent: 20
vmspace: 0xffffffff836a8fe0
(map 0xffffffff836a8fe0)
(map.pmap 0xffffffff836a90a0)
(pmap 0xffffffff836a9110)
threads: 2
100029 Run CPU 0 [clock (0)]
100030 I [clock (1)]
db> ps
pid ppid pgrp uid state wmesg wchan cmd
14817 14811 14811 0 RV syz-executor.2
14812 14734 430 0 R sleep
14811 774 14811 0 Ds ppwait 0xfffffe0099108fc0 syz-executor.2
14734 14728 430 0 S wait 0xfffffe00992a15a0 sh
14728 430 430 0 S wait 0xfffffe009113b040 sh
13880 1 13872 0 S uwait 0xfffffe0057a6d600 syz-executor.1
13869 1 13865 0 S uwait 0xfffffe0057a6e180 syz-executor.1
13863 1 13853 0 S umtxn 0xfffffe0098307780 syz-executor.1
13846 1 13844 0 SV uwait 0xfffffe0057652c80 syz-executor.0
13752 1 13742 0 SV uwait 0xfffffe0057a6de00 syz-executor.1
13749 1 13742 0 S uwait 0xfffffe0057a6f280 syz-executor.1
13748 1 13745 0 SV uwait 0xfffffe0098308300 syz-executor.0
13747 1 13745 0 S uwait 0xfffffe00542c9800 syz-executor.0
13739 1 13733 0 SV uwait 0xfffffe0098307580 syz-executor.0
13738 1 13733 0 S uwait 0xfffffe0057a6ed00 syz-executor.0
13737 1 13729 0 SV uwait 0xfffffe00542c9a00 syz-executor.1
13734 1 13729 0 S uwait 0xfffffe0057a6da00 syz-executor.1
13719 1 13717 0 SV uwait 0xfffffe0057652000 syz-executor.1
13718 1 13717 0 S uwait 0xfffffe0057655f00 syz-executor.1
13461 1 13457 0 RV syz-executor.1
13460 1 13457 0 SV uwait 0xfffffe0057655c00 syz-executor.1
13451 1 13446 0 SV uwait 0xfffffe0057652100 syz-executor.1
13438 1 13438 0 SVs uwait 0xfffffe0057a6ea00 syz-executor.1
13227 1 13227 65 Ss select 0xfffffe0098697dc0 dhclient
13031 1 10969 0 S uwait 0xfffffe0098307880 syz-executor.1
13022 1 10969 0 S uwait 0xfffffe0057a6d180 syz-executor.1
13017 1 10969 0 S uwait 0xfffffe0057654900 syz-executor.1
12719 1 12715 0 SV uwait 0xfffffe0057655e00 syz-executor.3
12710 1 12706 0 SV uwait 0xfffffe0057655b00 syz-executor.3
12701 1 12697 0 SV uwait 0xfffffe0057a6dc00 syz-executor.3
12692 1 12687 0 SV uwait 0xfffffe0057a6f380 syz-executor.3
12682 1 12679 0 SV uwait 0xfffffe0057a6db00 syz-executor.3
12671 1 12669 0 SV uwait 0xfffffe0057652200 syz-executor.3
12663 1 12658 0 SV uwait 0xfffffe0057652900 syz-executor.3
12657 1 12651 0 SV uwait 0xfffffe0057653b00 syz-executor.3
12645 1 12640 0 SV uwait 0xfffffe00542c9c00 syz-executor.3
12635 1 12631 0 SV uwait 0xfffffe0098307e80 syz-executor.3
12626 1 12622 0 SV uwait 0xfffffe0057a6d300 syz-executor.3
12617 1 12613 0 SV uwait 0xfffffe0098308800 syz-executor.3
12607 1 12605 0 SV uwait 0xfffffe0057654c00 syz-executor.3
12603 1 12595 0 SV uwait 0xfffffe0098308000 syz-executor.3
12590 1 12588 0 SV uwait 0xfffffe0098307b80 syz-executor.3
12581 1 12577 0 SV uwait 0xfffffe0057a6ec00 syz-executor.3
12573 1 12569 0 SV uwait 0xfffffe0098307c80 syz-executor.3
12560 1 12560 0 SVs uwait 0xfffffe0098307a80 syz-executor.3
12551 1 12548 0 SV uwait 0xfffffe0057a6eb00 syz-executor.1
12550 1 12550 0 SVs uwait 0xfffffe0057a6f080 syz-executor.3
12539 1 12539 0 SVs uwait 0xfffffe00542c9e80 syz-executor.1
12538 1 12538 0 SVs uwait 0xfffffe0098308200 syz-executor.3
12524 1 12524 0 SVs uwait 0xfffffe0057655d00 syz-executor.1
11053 1 11053 0 Ss select 0xfffffe0058b615c0 dhclient
11044 1 11044 0 Ss select 0xfffffe0058b61340 dhclient
10969 774 10969 0 Ss piperd 0xfffffe00987f4110 syz-executor.1
8287 1 8287 65 Ss select 0xfffffe0098e6b640 dhclient
7976 1 777 0 SV uwait 0xfffffe0057a6d080 syz-executor.0
7966 1 777 0 SV uwait 0xfffffe0098308100 syz-executor.0
7956 1 777 0 SV uwait 0xfffffe0057652700 syz-executor.0
6174 1 6174 0 Ss select 0xfffffe00986980c0 dhclient
6161 1 6161 0 Ss select 0xfffffe0058b61040 dhclient
3389 0 0 0 DL aiordy 0xfffffe009113b5a0 [aiod4]
3388 0 0 0 DL aiordy 0xfffffe0057180b00 [aiod3]
3387 0 0 0 DL aiordy 0xfffffe009113c5c0 [aiod2]
3386 0 0 0 DL aiordy 0xfffffe0058d975a0 [aiod1]
2598 1 2598 65 Ss select 0xfffffe0058b62b40 dhclient
2594 1 777 0 SV uwait 0xfffffe0057a6d700 syz-executor.0
2581 1 777 0 SV uwait 0xfffffe0057652500 syz-executor.0
2569 1 777 0 SV uwait 0xfffffe0057a6dd00 syz-executor.0
1857 1 1857 0 Ss select 0xfffffe0058b62a40 dhclient
1854 1 1854 0 Ss select 0xfffffe0058b62bc0 dhclient
813 774 813 0 Ss piperd 0xfffffe0058c116c0 syz-executor.3
777 774 777 0 Ss piperd 0xfffffe0058bf6b60 syz-executor.0
774 772 772 0 S (threaded) syz-fuzzer
100111 S uwait 0xfffffe0057653000 syz-fuzzer
100113 S uwait 0xfffffe0057653200 syz-fuzzer
100114 S uwait 0xfffffe0057653300 syz-fuzzer
100115 S uwait 0xfffffe0057653400 syz-fuzzer
100116 S kqread 0xfffffe00085f4100 syz-fuzzer
100117 S uwait 0xfffffe0057a6ee00 syz-fuzzer
100118 S uwait 0xfffffe0057a6ef00 syz-fuzzer
100119 S wait 0xfffffe0058d985c0 syz-fuzzer
100121 S wait 0xfffffe0058d985c0 syz-fuzzer
100125 S wait 0xfffffe0058d985c0 syz-fuzzer
100127 S uwait 0xfffffe0057652600 syz-fuzzer
100151 S wait 0xfffffe0058d985c0 syz-fuzzer
112879 S uwait 0xfffffe0098308500 syz-fuzzer
772 770 772 0 Ss pause 0xfffffe0058d98110 csh
770 688 770 0 Ss select 0xfffffe0058b639c0 sshd
754 1 754 0 Rs+ getty
753 1 753 0 Ss+ ttyin 0xfffffe005433b0b0 getty
752 1 752 0 Ss+ ttyin 0xfffffe00576608b0 getty
751 1 751 0 Ss+ ttyin 0xfffffe005433b8b0 getty
750 1 750 0 Ss+ ttyin 0xfffffe00576610b0 getty
749 1 749 0 Ss+ ttyin 0xfffffe00576618b0 getty
748 1 748 0 Ss+ ttyin 0xfffffe005433c0b0 getty
747 1 747 0 Ss+ ttyin 0xfffffe005433c8b0 getty
746 1 746 0 Ss+ ttyin 0xfffffe005433d0b0 getty
692 1 692 0 Ss nanslp 0xffffffff836d1801 cron
688 1 688 0 Ss select 0xfffffe0058b63dc0 sshd
501 1 501 0 Ss select 0xfffffe0058b63f40 syslogd
430 1 430 0 Ss wait 0xfffffe00541e7b00 devd
429 1 429 65 Ss select 0xfffffe0090d827c0 dhclient
344 1 344 0 Ss select 0xfffffe0058b64640 dhclient
341 1 341 0 Ss select 0xfffffe0058b641c0 dhclient
17 0 0 0 DL syncer 0xffffffff837d3ce0 [syncer]
16 0 0 0 DL vlruwt 0xfffffe005717e000 [vnlru]
15 0 0 0 DL (threaded) [bufdaemon]
100079 D psleep 0xffffffff837d2300 [bufdaemon]
100082 D - 0xffffffff82c0a140 [bufspacedaemon-0]
100094 D sdflush 0xfffffe00589e28e8 [/ worker]
9 0 0 0 DL psleep 0xffffffff83809b40 [vmdaemon]
8 0 0 0 RL (threaded) [pagedaemon]
100077 RunQ [dom0]
100080 D launds 0xffffffff837fda04 [laundry: dom0]
100081 D umarcl 0xffffffff81d21c40 [uma]
7 0 0 0 RL [rand_harvestq]
6 0 0 0 RL [pf purge]
5 0 0 0 DL waiting 0xffffffff841701c0 [sctp_iterator]
4 0 0 0 DL (threaded) [cam]
100044 D - 0xffffffff83478340 [doneq0]
100045 D - 0xffffffff834782c0 [async]
100076 D - 0xffffffff83478140 [scanner]
14 0 0 0 DL seqstat 0xfffffe0054391088 [sequencer 00]
3 0 0 0 DL (threaded) [crypto]
100040 D crypto_ 0xffffffff837f92a0 [crypto]
100041 D crypto_ 0xfffffe00085f6c30 [crypto returns 0]
100042 D crypto_ 0xfffffe00085f6c80 [crypto returns 1]
13 0 0 0 DL (threaded) [geom]
100035 D - 0xffffffff836a7620 [g_event]
100036 D - 0xffffffff836a7640 [g_up]
100037 D - 0xffffffff836a7660 [g_down]
2 0 0 0 RL (threaded) [clock]
100029 Run CPU 0 [clock (0)]
100030 I [clock (1)]
12 0 0 0 RL (threaded) [intr]
100011 I [swi6: task queue]
100016 I [swi6: Giant taskq]
100018 I [swi5: fast taskq]
100031 I [swi1: netisr 0]
100032 I [swi1: hpts]
100033 Run CPU 1 [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 0xfffffe00541e7040 [init]
10 0 0 0 DL audit_w 0xffffffff837f9ce0 [audit]
0 0 0 0 DLs (threaded) [kernel]
100000 D swapin 0xffffffff836a8040 [swapper]
100005 D - 0xfffffe005428a800 [if_io_tqg_0]
100006 D - 0xfffffe005428a700 [if_io_tqg_1]
100007 D - 0xfffffe005428a600 [if_config_tqg_0]
100008 D - 0xfffffe005428a500 [softirq_0]
100009 D - 0xfffffe005428a400 [softirq_1]
100010 D - 0xfffffe00085f7d00 [linuxkpi_irq_wq]
100012 D - 0xfffffe00085f7b00 [inm_free taskq]
100013 D - 0xfffffe00085f7a00 [aiod_kick taskq]
100014 D - 0xfffffe00085f7900 [deferred_unmount ta]
100015 D - 0xfffffe00085f7800 [in6m_free taskq]
100017 D - 0xfffffe00085f7600 [thread taskq]
100019 D - 0xfffffe00085f7400 [kqueue_ctx taskq]
100020 D - 0xfffffe00085f7300 [pci_hp taskq]
100021 D - 0xfffffe00085f7200 [linuxkpi_short_wq_0]
100022 D - 0xfffffe00085f7200 [linuxkpi_short_wq_1]
100023 D - 0xfffffe00085f7200 [linuxkpi_short_wq_2]
100024 D - 0xfffffe00085f7200 [linuxkpi_short_wq_3]
100025 D - 0xfffffe00085f7100 [linuxkpi_long_wq_0]
100026 D - 0xfffffe00085f7100 [linuxkpi_long_wq_1]
100027 D - 0xfffffe00085f7100 [linuxkpi_long_wq_2]
100028 D - 0xfffffe00085f7100 [linuxkpi_long_wq_3]
100034 D - 0xfffffe00085f7000 [firmware taskq]
100038 D - 0xfffffe00085f6d00 [crypto_0]
100039 D - 0xfffffe00085f6d00 [crypto_1]
100055 D - 0xfffffe00085f6900 [vtnet0 rxq 0]
100056 D - 0xfffffe00085f6800 [vtnet0 txq 0]
100057 D - 0xfffffe00085f6700 [vtnet0 rxq 1]
100058 D - 0xfffffe00085f6600 [vtnet0 txq 1]
100062 D vtbslp 0xfffffe0057155480 [virtio_balloon]
100066 D - 0xffffffff8269e7e1 [deadlkres]
100070 D - 0xfffffe0058821300 [acpi_task_0]
100071 D - 0xfffffe0058821300 [acpi_task_1]
100072 D - 0xfffffe0058821300 [acpi_task_2]
100073 D - 0xfffffe00085f8100 [mca taskq]
100075 D - 0xfffffe00085f6a00 [CAM taskq]
db> show all locks
Process 2 (clock) thread 0xfffffe00542a13a0 (100029)
exclusive rw nd6 DAD queue (nd6 DAD queue) r = 0 (0xfffffe00079fb100) locked @ /syzkaller/managers/i386/kernel/sys/kern/kern_rwlock.c:178
db> show malloc
Type InUse MemUse Requests
pf_hash 5 11524K 5
tcp_hpts 7 4801K 7
devbuf 4217 4323K 4245
sysctloid 34684 2044K 34755
vtbuf 24 1968K 46
kobj 326 1304K 488
pcb 687 1302K 111622
newblk 49 1036K 14500
vfscache 3 1025K 3
filedesc 112 890K 27436
sctp_stro 248 740K 10151
inodedep 454 682K 13883
ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
subproc 230 478K 15075
intr 4 472K 4
vmem 3 274K 6
sctp_atcl 528 198K 63468
acpica 1674 184K 57877
tcp_fsb 82 170K 7900
tidhash 3 141K 3
pagedep 51 141K 13663
tfo_ccache 1 128K 1
IP reass 1 128K 1
linker 324 127K 353
vnet_data 1 112K 1
DEVFS1 109 109K 141
sem 4 106K 4
dirrem 418 105K 13784
bus 988 81K 5135
mtx_pool 2 72K 2
BPF 38 71K 159
NFSD srvcache 3 68K 3
syncache 1 68K 1
acpitask 1 64K 1
ddb_capture 1 64K 1
module 508 64K 508
umtx 462 58K 462
kdtrace 307 57K 33254
temp 36 53K 14511
sctp_timw 210 53K 210
freefile 399 50K 13734
sctp_atky 776 32K 73662
DEVFS3 128 32K 143
hostcache 1 32K 1
shm 1 32K 88
msg 4 30K 4
kbdmux 6 28K 6
gtaskqueue 18 26K 18
routetbl 387 24K 1175
ifaddr 72 20K 119
DEVFS_RULE 56 20K 56
ufs_mount 4 17K 5
proc 3 17K 3
ifnet 9 17K 12
tty 16 16K 16
ithread 97 16K 97
bus-sc 34 15K 1648
CC Mem 111 14K 10266
eventhandler 156 13K 156
KTRACE 100 13K 100
lltable 41 13K 259
kenv 95 12K 95
ether_multi 144 12K 305
rman 88 11K 431
GEOM 61 11K 481
CAM queue 5 11K 1528
kqueue 110 9K 14839
in6_multi 65 9K 121
bmsafemap 3 9K 13840
session 67 9K 6270
sctp_athm 528 9K 63474
rpc 4 9K 4
UART 12 9K 12
devstat 4 9K 4
ksem 1 8K 25
pfs_vncache 1 8K 1
shmfd 1 8K 72
sctp_map 496 8K 20290
audit_evclass 237 8K 297
inpcbpolicy 225 8K 16045
pwddesc 108 7K 14818
taskqueue 63 7K 162
cred 26 7K 275
sglist 5 7K 5
CAM DEV 3 6K 510
plimit 23 6K 490
newdirblk 43 6K 13640
pfs_nodes 20 5K 20
pf_ifnet 12 5K 44
ufs_dirhash 24 5K 24
UMA 266 5K 266
proc-args 139 5K 16459
DEVFSP 66 5K 893
vt 11 5K 11
memdesc 1 4K 1
MCA 32 4K 32
evdev 4 4K 4
acpisem 28 4K 28
hhook 15 4K 17
lockf 30 4K 65
kcovinfo 52 4K 117
selfd 45 3K 223513
terminal 11 3K 11
clone 9 3K 9
uidinfo 3 3K 18
ip6ndp 13 3K 27
osd 116 3K 10279
local_apic 1 2K 1
io_apic 1 2K 1
fpukern_ctx 2 2K 2
ipsec-saq 2 2K 2
select 16 2K 97
sctp_ifa 15 2K 25
Unitno 29 2K 85
CAM XPT 22 2K 543
freework 7 2K 13700
msi 12 2K 12
freeblks 6 2K 13649
in_multi 6 2K 13
mkdir 10 2K 27280
ipsecpolicy 2 2K 2
acpidev 20 2K 20
diradd 9 2K 13822
tun 7 2K 12
NFSD session 1 1K 1
softdep 1 1K 1
sahead 1 1K 1
secasvar 1 1K 1
nhops 6 1K 8
vnodemarker 2 1K 44
CAM periph 4 1K 271
ipsec 3 1K 3
sctp_ifn 6 1K 25
mld 6 1K 11
igmp 6 1K 11
toponodes 6 1K 6
isadev 6 1K 6
mount 16 1K 89
pci_link 10 1K 10
crypto 4 1K 146
encap_export_host 12 1K 12
pfil 4 1K 4
procdesc 4 1K 24
cdev 2 1K 2
netlink 2 1K 2
chacha20random 1 1K 1
biobuf 1 1K 1
NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1
DEVFS 9 1K 10
vnodes 1 1K 1
CAM SIM 2 1K 2
feeder 7 1K 7
pf_osfp 2 1K 2
tcpfunc 3 1K 3
loginclass 3 1K 6
prison 6 1K 6
lkpikmalloc 5 1K 6
filecaps 7 1K 141
aesni_data 2 1K 2
cryptodev 2 1K 913
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
aio 4 1K 9
CAM path 4 1K 1034
pmchooks 1 1K 1
soname 4 1K 55446
sctp_vrf 1 1K 1
vnet 1 1K 1
entropy 2 1K 49
pmc 1 1K 1
acpiintr 1 1K 1
cpus 2 1K 2
vnet_data_free 1 1K 1
Per-cpu 1 1K 1
p1003.1b 1 1K 1
ipcomp 0 0K 0
esp 0 0K 0
ah 0 0K 0
pf_table 0 0K 0
pf_rule 0 0K 0
pf_altq 0 0K 0
pf_krule_item 0 0K 0
pf_temp 0 0K 0
tcp_do 0 0K 0
mqdata 0 0K 0
sctp_mcore 0 0K 0
sctp_socko 0 0K 31842
sctp_iter 0 0K 38
sctp_mvrf 0 0K 0
sctp_cpal 0 0K 4
sctp_cmsg 0 0K 0
sctp_stre 0 0K 0
sctp_athi 0 0K 0
sctp_a_it 0 0K 34
sctp_aadr 0 0K 108
sctp_stri 0 0K 0
filemon 0 0K 144
md_intel_data 0 0K 0
md_ddf_data 0 0K 0
madt_table 0 0K 2
smartpqi 0 0K 0
raid_data 0 0K 72
geom_flashmap 0 0K 0
ixl 0 0K 0
tmpfs dir 0 0K 0
tmpfs name 0 0K 0
tmpfs mount 0 0K 0
tmpfs extattr 0 0K 0
NFS FHA 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
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
xen_intr 0 0K 0
NFSCL diroff 0 0K 0
NEWdirectio 0 0K 0
xen_hvm 0 0K 0
legacydrv 0 0K 0
bounce 0 0K 0
busdma 0 0K 0
qpidrv 0 0K 0
NEWNFSnode 0 0K 0
NFSCL lck 0 0K 0
dmar_idpgtbl 0 0K 0
dmar_dom 0 0K 0
dmar_ctx 0 0K 0
NFSCL lckown 0 0K 0
NFSCL client 0 0K 0
NFSCL deleg 0 0K 0
isci 0 0K 0
iommu_dmamap 0 0K 0
NFSCL open 0 0K 0
hyperv_socket 0 0K 0
bxe_ilt 0 0K 0
NFSCL owner 0 0K 0
xenbus 0 0K 0
NFS fh 0 0K 0
NFS req 0 0K 0
NFSD usrgroup 0 0K 0
vm_fictitious 0 0K 0
NFSD string 0 0K 0
NFSD V4lock 0 0K 0
NFSD V4state 0 0K 0
msdosfs_fat 0 0K 0
msdosfs_mount 0 0K 0
msdosfs_node 0 0K 0
UMAHash 0 0K 0
DEVFS4 0 0K 0
vm_pgdata 0 0K 0
jblocks 0 0K 0
savedino 0 0K 11620
sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0
sbdep 0 0K 20
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 2
allocindir 0 0K 0
indirdep 0 0K 94
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
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
Balloon 0 0K 0
sysmouse 0 0K 0
vtfont 0 0K 0
ktls_ocf 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
simple_attr 0 0K 0
seq_file 0 0K 0
lkpiskb 0 0K 0
radix 0 0K 0
idr 0 0K 0
lkpindev 0 0K 0
lkpimhi 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 43
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
BACKLIGHT 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
ath_hal 0 0K 0
statfs 0 0K 13892
namei_tracker 0 0K 3
export_host 0 0K 0
cl_savebuf 0 0K 2
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
AHCI driver 0 0K 0
USBdev 0 0K 0
USB 0 0K 0
agp 0 0K 0
nvme_da 0 0K 0
acpipwr 0 0K 0
acpi_perf 0 0K 0
twsbuf 0 0K 0
tcp_log_dev 0 0K 399
lio 0 0K 0
acl 0 0K 0
midi buffers 0 0K 0
mbuf_tag 0 0K 0
ktls 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
PUC 0 0K 0
ppbusdev 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 30743
ioctlops 0 0K 1178
eventfd 0 0K 128
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 1066
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
db> show uma
Zone Size Used Free Requests Sleeps Bucket Total Mem XFree
mbuf_jumbo_page 4096 8355 1043 1477317 0 254 38494208 0
mbuf 256 18008 535 2475547 0 254 4747008 0
RADIX NODE 144 16588 291 386375 0 62 2430576 0
sctp_asoc 2264 248 772 10145 0 254 2309280 0
tcp_log 416 0 5337 57551 0 254 2220192 0
pbuf 2624 0 754 0 0 2 1978496 0
BUF TRIE 144 198 11618 1072 0 62 1701504 0
malloc-384 384 4191 39 4265 0 30 1624320 0
malloc-2048 2048 284 484 53329 0 8 1572864 0
mbuf_cluster 2048 762 0 762 0 254 1560576 0
malloc-128 128 11666 331 25641 0 126 1535616 0
sctp_ep 1176 280 990 53323 0 254 1493520 0
malloc-4096 4096 328 6 14384 0 2 1368064 0
UMA Slabs 0 112 11634 24 11634 0 126 1305696 0
vmem btag 56 20629 74 20629 0 254 1159368 0
malloc-16384 16384 56 7 13714 0 1 1032192 0
socket 960 281 735 70929 0 254 975360 0
VM OBJECT 264 2796 204 205197 0 30 792000 0
sctp_raddr 736 288 735 10205 0 254 752928 0
malloc-1024 1024 254 434 10660 0 16 704512 0
FFS inode 1160 562 26 14296 0 8 682080 0
malloc-384 384 477 1293 13978 0 30 679680 0
malloc-8192 8192 5 69 149 0 1 606208 0
malloc-4096 4096 127 11 15493 0 2 565248 0
malloc-384 384 529 881 63469 0 30 541440 0
malloc-256 256 632 1303 32695 0 62 495360 0
malloc-256 256 55 1880 15139 0 62 495360 0
256 Bucket 2048 225 15 8101 0 8 491520 0
MAP ENTRY 96 3954 708 521153 0 126 447552 0
THREAD 1824 198 33 18435 0 8 421344 0
malloc-65536 65536 4 2 246 0 1 393216 0
lkpimm 168 1 2327 1 0 62 391104 0
lkpicurr 168 2 2326 2 0 62 391104 0
VNODE 448 603 90 14344 0 30 310464 0
malloc-256 256 531 594 54664 0 62 288000 0
malloc-64 64 3988 359 19322 0 254 278208 0
malloc-16 16 14928 1572 98896 0 254 264000 0
tcp_inpcb 1304 111 90 10266 0 8 262104 0
sctp_chunk 152 358 1176 1338 0 254 233168 0
malloc-128 128 443 1324 17705 0 126 226176 0
DEVCTL 1024 17 203 218 0 0 225280 0
malloc-4096 4096 44 6 3961 0 2 204800 0
FPU_save_area 832 200 43 23399 0 16 202176 0
malloc-65536 65536 3 0 3 0 1 196608 0
malloc-65536 65536 1 2 11 0 1 196608 0
malloc-32768 32768 0 6 80 0 1 196608 0
mbuf_packet 256 75 687 104276 0 254 195072 0
malloc-256 256 74 676 41866 0 62 192000 0
ertt_txseginfo 40 0 4646 36239 0 254 185840 0
UMA Zones 768 238 1 238 0 16 183552 0
malloc-32 32 5372 298 39919 0 254 181440 0
malloc-128 128 1226 169 61191 0 126 178560 0
FFS2 dinode 256 562 128 14296 0 62 176640 0
PROC 1376 107 14 14817 0 8 166496 0
malloc-2048 2048 8 72 616 0 8 163840 0
malloc-128 128 1102 169 1127 0 126 162688 0
S VFS Cache 104 1020 501 17902 0 126 158184 0
malloc-1024 1024 136 8 1746 0 16 147456 0
filedesc0 1072 108 25 14818 0 8 142576 0
malloc-65536 65536 2 0 2 0 1 131072 0
malloc-65536 65536 0 2 3 0 1 131072 0
malloc-65536 65536 0 2 126 0 1 131072 0
tcp_bbr_map 128 0 1023 1772 0 126 130944 0
unpcb 256 17 493 1472 0 254 130560 0
128 Bucket 1024 90 37 1193 0 16 130048 0
ksiginfo 112 109 935 5175 0 126 116928 0
64 Bucket 512 146 54 13496 0 30 102400 0
pipe 728 22 110 1436 0 16 96096 0
malloc-256 256 229 146 33440 0 62 96000 0
ripcb 392 105 138 5186 0 30 95256 0
UMA Kegs 384 225 8 225 0 30 89472 0
clpbuf 2624 0 32 23 0 16 83968 0
malloc-128 128 393 258 1150 0 126 83328 0
malloc-16384 16384 5 0 15 0 1 81920 0
g_bio 408 0 180 8276 0 30 73440 0
Files 80 453 447 104425 0 126 72000 0
VMSPACE 520 85 50 14768 0 16 70200 0
malloc-384 384 143 37 749 0 30 69120 0
malloc-64 64 645 426 40165 0 254 68544 0
malloc-64 64 251 820 11293 0 254 68544 0
malloc-32 32 654 1488 69006 0 254 68544 0
tcp_rack_pcb 1024 41 23 3950 0 16 65536 0
malloc-32768 32768 2 0 2 0 1 65536 0
malloc-32768 32768 2 0 2 0 1 65536 0
malloc-32768 32768 0 2 120 0 1 65536 0
malloc-4096 4096 14 2 25 0 2 65536 0
malloc-2048 2048 6 26 619 0 8 65536 0
32 Bucket 256 148 107 17634 0 62 65280 0
udp_inpcb 424 9 144 502 0 30 64872 0
malloc-512 512 10 110 154 0 30 61440 0
sctp_stream_msg_out 112 50 490 1536 0 254 60480 0
malloc-64 64 243 576 14953 0 254 52416 0
malloc-64 64 386 433 1549 0 254 52416 0
malloc-64 64 459 360 806 0 254 52416 0
tcp_rack_map 128 8 395 5501 0 126 51584 0
malloc-128 128 129 274 30324 0 126 51584 0
malloc-256 256 86 109 262 0 62 49920 0
malloc-256 256 95 100 372 0 62 49920 0
DIRHASH 1024 35 13 35 0 16 49152 0
NAMEI 1024 0 48 90958 0 16 49152 0
malloc-8192 8192 6 0 6 0 1 49152 0
malloc-4096 4096 10 2 11 0 2 49152 0
pcpu-8 8 4861 771 6439 0 254 45056 0
syncache 168 0 264 4 0 254 44352 0
TURNSTILE 136 232 83 232 0 62 42840 0
malloc-8192 8192 4 1 6 0 1 40960 0
malloc-8192 8192 5 0 5 0 1 40960 0
sctp_readq 152 0 260 1 0 254 39520 0
AIOCB 552 0 70 202 0 16 38640 0
udplite_inpcb 424 0 90 91 0 30 38160 0
da_ccb 544 0 70 2189 0 16 38080 0
PWD 32 61 1073 13728 0 254 36288 0
malloc-64 64 6 561 50 0 254 36288 0
malloc-64 64 51 516 223603 0 254 36288 0
malloc-32 32 262 872 19196 0 254 36288 0
8 Bucket 80 124 326 7464 0 126 36000 0
malloc-128 128 24 255 75 0 126 35712 0
malloc-128 128 25 254 459 0 126 35712 0
routing nhops 256 27 108 56 0 62 34560 0
ttyoutq 256 72 63 160 0 62 34560 0
malloc-256 256 52 83 54 0 62 34560 0
SLEEPQUEUE 88 232 152 232 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-2048 2048 2 14 2 0 8 32768 0
malloc-2048 2048 9 7 12 0 8 32768 0
malloc-2048 2048 1 15 97 0 8 32768 0
malloc-2048 2048 5 11 973 0 8 32768 0
malloc-1024 1024 2 30 42 0 16 32768 0
malloc-1024 1024 14 18 14 0 16 32768 0
malloc-1024 1024 5 27 170 0 16 32768 0
malloc-1024 1024 4 28 155 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-512 512 3 61 4422 0 30 32768 0
malloc-512 512 8 56 16 0 30 32768 0
pcpu-64 64 486 26 486 0 254 32768 0
KNOTE 160 30 170 160192 0 62 32000 0
ttyinq 160 135 65 300 0 62 32000 0
malloc-16 16 540 1460 63711 0 254 32000 0
cpuset 104 7 272 24 0 126 29016 0
sctp_laddr 48 0 588 217 0 254 28224 0
tcp_inpcb ports 32 23 859 5193 0 254 28224 0
ertt 72 111 281 10266 0 126 28224 0
malloc-32 32 280 602 396 0 254 28224 0
malloc-32 32 393 489 1126 0 254 28224 0
16 Bucket 144 101 95 572 0 62 28224 0
AIO 208 0 133 59 0 62 27664 0
malloc-8192 8192 2 1 28 0 1 24576 0
malloc-8192 8192 1 2 102 0 1 24576 0
malloc-8192 8192 2 1 4 0 1 24576 0
PGRP 88 67 209 6270 0 126 24288 0
rl_entry 40 70 536 70 0 254 24240 0
rtentry 168 29 115 56 0 62 24192 0
malloc-384 384 11 49 11 0 30 23040 0
malloc-384 384 1 59 5 0 30 23040 0
hostcache 64 2 313 2 0 254 20160 0
udplite_inpcb ports 32 0 630 15 0 254 20160 0
udp_inpcb ports 32 3 627 50 0 254 20160 0
malloc-32 32 66 564 13782 0 254 20160 0
malloc-32 32 76 554 378 0 254 20160 0
2 Bucket 32 105 525 1990 0 254 20160 0
cryptop 280 0 70 7 0 30 19600 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 1 1 2 0 1 16384 0
malloc-4096 4096 0 4 5 0 2 16384 0
malloc-4096 4096 1 3 127 0 2 16384 0
malloc-2048 2048 0 8 12 0 8 16384 0
malloc-1024 1024 1 15 76 0 16 16384 0
malloc-512 512 1 31 1 0 30 16384 0
malloc-512 512 2 30 44 0 30 16384 0
malloc-512 512 1 31 2 0 30 16384 0
SMR CPU 32 7 504 7 0 254 16352 0
4 Bucket 48 1 335 1 0 254 16128 0
vtnet_tx_hdr 24 0 668 742680 0 254 16032 0
kenv 258 15 45 1061 0 30 15480 0
tcp_bbr_pcb 832 0 18 206 0 16 14976 0
mqnode 416 3 33 3 0 30 14976 0
vmem 1856 1 7 1 0 8 14848 0
domainset 40 0 315 14 0 254 12600 0
SMR SHARED 24 7 504 7 0 254 12264 0
malloc-32 32 45 333 140 0 254 12096 0
malloc-16 16 124 626 10315 0 254 12000 0
malloc-16 16 30 720 87 0 254 12000 0
malloc-16 16 263 487 263 0 254 12000 0
malloc-16 16 67 683 448 0 254 12000 0
malloc-16 16 185 565 3187 0 254 12000 0
malloc-16 16 27 723 31545 0 254 12000 0
Mountpoints 2816 2 2 2 0 4 11264 0
pcpu-16 16 4 252 4 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
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
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 152 0
---
This report is generated by a bot. It may contain errors.
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If the bug is already fixed, let syzbot know by replying with:
#syz fix: exact-commit-title
If you want to change bug's subsystems, reply with:
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(See the list of subsystem names on the web dashboard)
If the bug is a duplicate of another bug, reply with:
#syz dup: exact-subject-of-another-report
If you want to undo deduplication, reply with:
#syz undup
syzbot found the following issue on:
HEAD commit: c1b6e9121e88 LinuxKPI: uuid: add guid_gen() and guid_copy()
git tree: freebsd-src
console output: https://syzkaller.appspot.com/x/log.txt?x=17baeb72280000
dashboard link: https://syzkaller.appspot.com/bug?extid=243856c3586f0967ca7a
userspace arch: i386
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+243856...@syzkaller.appspotmail.com
Fatal trap 12: page fault while in kernel mode
cpuid = 0; apic id = 00
fault virtual address = 0x10
fault code = supervisor read data, page not present
instruction pointer = 0x20:0xffffffff81a27db7
stack pointer = 0x0:0xfffffe0053fcdae0
frame pointer = 0x0:0xfffffe0053fcdcb0
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 = 2 (clock (0))
rdi: 10 rsi: 1c rdx: 129
rcx: fffffe00033eee30 r8: 6c33f7a50b5293b7 r9: 232
rax: fffffe00033eee30 rbx: 0 rbp: fffffe0053fcdcb0
r10: 6c33f7a50b5293b7 r11: fffffe0098751360 r12: fffffe00079e0040
r13: fffff7800a7f9b68 r14: fffffe0057519000 r15: fffffe00542a1a30
trap number = 12
panic: page fault
cpuid = 0
time = 1684968938
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc7/frame 0xfffffe0053fcd2d0
kdb_backtrace() at kdb_backtrace+0xd1/frame 0xfffffe0053fcd430
vpanic() at vpanic+0x252/frame 0xfffffe0053fcd510
panic() at panic+0xb5/frame 0xfffffe0053fcd5d0
trap_fatal() at trap_fatal+0x7ed/frame 0xfffffe0053fcd6f0
trap_pfault() at trap_pfault+0x182/frame 0xfffffe0053fcd830
trap() at trap+0x5e1/frame 0xfffffe0053fcda10
calltrap() at calltrap+0x8/frame 0xfffffe0053fcda10
--- trap 0xc, rip = 0xffffffff81a27db7, rsp = 0xfffffe0053fcdae0, rbp = 0xfffffe0053fcdcb0 ---
nd6_dad_timer() at nd6_dad_timer+0x197/frame 0xfffffe0053fcdcb0
softclock_call_cc() at softclock_call_cc+0x3e3/frame 0xfffffe0053fcde80
softclock_thread() at softclock_thread+0x1ef/frame 0xfffffe0053fcdef0
fork_exit() at fork_exit+0xd0/frame 0xfffffe0053fcdf30
fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe0053fcdf30
--- trap 0, rip = 0, rsp = 0, rbp = 0 ---
KDB: enter: panic
[ thread pid 2 tid 100029 ]
Stopped at kdb_enter+0x6b: movq $0,0x214481a(%rip)
db> set $lines = 0
db> set $maxwidth = 0
db> show registers
cs 0x20
ds 0x3b
es 0x3b
fs 0x13
gs 0x1b
ss 0
rax 0x12
rcx 0xfffffe00033eee30
rdx 0xdffff7c000000000
rbx 0
rsp 0xfffffe0053fcd410
rbp 0xfffffe0053fcd430
rsi 0x1
rdi 0
r8 0x3
r9 0xffffffff
r10 0
r11 0xfffffe0098751360
r12 0
r13 0xfffffe00542a13a0
r14 0xffffffff826998a0 .str.26
r15 0xffffffff826998a0 .str.26
rip 0xffffffff815ab87b kdb_enter+0x6b
rflags 0x46
kdb_enter+0x6b: movq $0,0x214481a(%rip)
db> show proc
Process 2 (clock) at 0xfffffe00541e6020:
state: NORMAL
uid: 0 gids: 0
parent: pid 0 at 0xffffffff836a8040
ABI: null
flag: 0x10000284 flag2: 0
reaper: 0xffffffff836a8040 reapsubtree: 2
sigparent: 20
vmspace: 0xffffffff836a8fe0
(map 0xffffffff836a8fe0)
(map.pmap 0xffffffff836a90a0)
(pmap 0xffffffff836a9110)
threads: 2
100029 Run CPU 0 [clock (0)]
100030 I [clock (1)]
db> ps
pid ppid pgrp uid state wmesg wchan cmd
14817 14811 14811 0 RV syz-executor.2
14812 14734 430 0 R sleep
14811 774 14811 0 Ds ppwait 0xfffffe0099108fc0 syz-executor.2
14734 14728 430 0 S wait 0xfffffe00992a15a0 sh
14728 430 430 0 S wait 0xfffffe009113b040 sh
13880 1 13872 0 S uwait 0xfffffe0057a6d600 syz-executor.1
13869 1 13865 0 S uwait 0xfffffe0057a6e180 syz-executor.1
13863 1 13853 0 S umtxn 0xfffffe0098307780 syz-executor.1
13846 1 13844 0 SV uwait 0xfffffe0057652c80 syz-executor.0
13752 1 13742 0 SV uwait 0xfffffe0057a6de00 syz-executor.1
13749 1 13742 0 S uwait 0xfffffe0057a6f280 syz-executor.1
13748 1 13745 0 SV uwait 0xfffffe0098308300 syz-executor.0
13747 1 13745 0 S uwait 0xfffffe00542c9800 syz-executor.0
13739 1 13733 0 SV uwait 0xfffffe0098307580 syz-executor.0
13738 1 13733 0 S uwait 0xfffffe0057a6ed00 syz-executor.0
13737 1 13729 0 SV uwait 0xfffffe00542c9a00 syz-executor.1
13734 1 13729 0 S uwait 0xfffffe0057a6da00 syz-executor.1
13719 1 13717 0 SV uwait 0xfffffe0057652000 syz-executor.1
13718 1 13717 0 S uwait 0xfffffe0057655f00 syz-executor.1
13461 1 13457 0 RV syz-executor.1
13460 1 13457 0 SV uwait 0xfffffe0057655c00 syz-executor.1
13451 1 13446 0 SV uwait 0xfffffe0057652100 syz-executor.1
13438 1 13438 0 SVs uwait 0xfffffe0057a6ea00 syz-executor.1
13227 1 13227 65 Ss select 0xfffffe0098697dc0 dhclient
13031 1 10969 0 S uwait 0xfffffe0098307880 syz-executor.1
13022 1 10969 0 S uwait 0xfffffe0057a6d180 syz-executor.1
13017 1 10969 0 S uwait 0xfffffe0057654900 syz-executor.1
12719 1 12715 0 SV uwait 0xfffffe0057655e00 syz-executor.3
12710 1 12706 0 SV uwait 0xfffffe0057655b00 syz-executor.3
12701 1 12697 0 SV uwait 0xfffffe0057a6dc00 syz-executor.3
12692 1 12687 0 SV uwait 0xfffffe0057a6f380 syz-executor.3
12682 1 12679 0 SV uwait 0xfffffe0057a6db00 syz-executor.3
12671 1 12669 0 SV uwait 0xfffffe0057652200 syz-executor.3
12663 1 12658 0 SV uwait 0xfffffe0057652900 syz-executor.3
12657 1 12651 0 SV uwait 0xfffffe0057653b00 syz-executor.3
12645 1 12640 0 SV uwait 0xfffffe00542c9c00 syz-executor.3
12635 1 12631 0 SV uwait 0xfffffe0098307e80 syz-executor.3
12626 1 12622 0 SV uwait 0xfffffe0057a6d300 syz-executor.3
12617 1 12613 0 SV uwait 0xfffffe0098308800 syz-executor.3
12607 1 12605 0 SV uwait 0xfffffe0057654c00 syz-executor.3
12603 1 12595 0 SV uwait 0xfffffe0098308000 syz-executor.3
12590 1 12588 0 SV uwait 0xfffffe0098307b80 syz-executor.3
12581 1 12577 0 SV uwait 0xfffffe0057a6ec00 syz-executor.3
12573 1 12569 0 SV uwait 0xfffffe0098307c80 syz-executor.3
12560 1 12560 0 SVs uwait 0xfffffe0098307a80 syz-executor.3
12551 1 12548 0 SV uwait 0xfffffe0057a6eb00 syz-executor.1
12550 1 12550 0 SVs uwait 0xfffffe0057a6f080 syz-executor.3
12539 1 12539 0 SVs uwait 0xfffffe00542c9e80 syz-executor.1
12538 1 12538 0 SVs uwait 0xfffffe0098308200 syz-executor.3
12524 1 12524 0 SVs uwait 0xfffffe0057655d00 syz-executor.1
11053 1 11053 0 Ss select 0xfffffe0058b615c0 dhclient
11044 1 11044 0 Ss select 0xfffffe0058b61340 dhclient
10969 774 10969 0 Ss piperd 0xfffffe00987f4110 syz-executor.1
8287 1 8287 65 Ss select 0xfffffe0098e6b640 dhclient
7976 1 777 0 SV uwait 0xfffffe0057a6d080 syz-executor.0
7966 1 777 0 SV uwait 0xfffffe0098308100 syz-executor.0
7956 1 777 0 SV uwait 0xfffffe0057652700 syz-executor.0
6174 1 6174 0 Ss select 0xfffffe00986980c0 dhclient
6161 1 6161 0 Ss select 0xfffffe0058b61040 dhclient
3389 0 0 0 DL aiordy 0xfffffe009113b5a0 [aiod4]
3388 0 0 0 DL aiordy 0xfffffe0057180b00 [aiod3]
3387 0 0 0 DL aiordy 0xfffffe009113c5c0 [aiod2]
3386 0 0 0 DL aiordy 0xfffffe0058d975a0 [aiod1]
2598 1 2598 65 Ss select 0xfffffe0058b62b40 dhclient
2594 1 777 0 SV uwait 0xfffffe0057a6d700 syz-executor.0
2581 1 777 0 SV uwait 0xfffffe0057652500 syz-executor.0
2569 1 777 0 SV uwait 0xfffffe0057a6dd00 syz-executor.0
1857 1 1857 0 Ss select 0xfffffe0058b62a40 dhclient
1854 1 1854 0 Ss select 0xfffffe0058b62bc0 dhclient
813 774 813 0 Ss piperd 0xfffffe0058c116c0 syz-executor.3
777 774 777 0 Ss piperd 0xfffffe0058bf6b60 syz-executor.0
774 772 772 0 S (threaded) syz-fuzzer
100111 S uwait 0xfffffe0057653000 syz-fuzzer
100113 S uwait 0xfffffe0057653200 syz-fuzzer
100114 S uwait 0xfffffe0057653300 syz-fuzzer
100115 S uwait 0xfffffe0057653400 syz-fuzzer
100116 S kqread 0xfffffe00085f4100 syz-fuzzer
100117 S uwait 0xfffffe0057a6ee00 syz-fuzzer
100118 S uwait 0xfffffe0057a6ef00 syz-fuzzer
100119 S wait 0xfffffe0058d985c0 syz-fuzzer
100121 S wait 0xfffffe0058d985c0 syz-fuzzer
100125 S wait 0xfffffe0058d985c0 syz-fuzzer
100127 S uwait 0xfffffe0057652600 syz-fuzzer
100151 S wait 0xfffffe0058d985c0 syz-fuzzer
112879 S uwait 0xfffffe0098308500 syz-fuzzer
772 770 772 0 Ss pause 0xfffffe0058d98110 csh
770 688 770 0 Ss select 0xfffffe0058b639c0 sshd
754 1 754 0 Rs+ getty
753 1 753 0 Ss+ ttyin 0xfffffe005433b0b0 getty
752 1 752 0 Ss+ ttyin 0xfffffe00576608b0 getty
751 1 751 0 Ss+ ttyin 0xfffffe005433b8b0 getty
750 1 750 0 Ss+ ttyin 0xfffffe00576610b0 getty
749 1 749 0 Ss+ ttyin 0xfffffe00576618b0 getty
748 1 748 0 Ss+ ttyin 0xfffffe005433c0b0 getty
747 1 747 0 Ss+ ttyin 0xfffffe005433c8b0 getty
746 1 746 0 Ss+ ttyin 0xfffffe005433d0b0 getty
692 1 692 0 Ss nanslp 0xffffffff836d1801 cron
688 1 688 0 Ss select 0xfffffe0058b63dc0 sshd
501 1 501 0 Ss select 0xfffffe0058b63f40 syslogd
430 1 430 0 Ss wait 0xfffffe00541e7b00 devd
429 1 429 65 Ss select 0xfffffe0090d827c0 dhclient
344 1 344 0 Ss select 0xfffffe0058b64640 dhclient
341 1 341 0 Ss select 0xfffffe0058b641c0 dhclient
17 0 0 0 DL syncer 0xffffffff837d3ce0 [syncer]
16 0 0 0 DL vlruwt 0xfffffe005717e000 [vnlru]
15 0 0 0 DL (threaded) [bufdaemon]
100079 D psleep 0xffffffff837d2300 [bufdaemon]
100082 D - 0xffffffff82c0a140 [bufspacedaemon-0]
100094 D sdflush 0xfffffe00589e28e8 [/ worker]
9 0 0 0 DL psleep 0xffffffff83809b40 [vmdaemon]
8 0 0 0 RL (threaded) [pagedaemon]
100077 RunQ [dom0]
100080 D launds 0xffffffff837fda04 [laundry: dom0]
100081 D umarcl 0xffffffff81d21c40 [uma]
7 0 0 0 RL [rand_harvestq]
6 0 0 0 RL [pf purge]
5 0 0 0 DL waiting 0xffffffff841701c0 [sctp_iterator]
4 0 0 0 DL (threaded) [cam]
100044 D - 0xffffffff83478340 [doneq0]
100045 D - 0xffffffff834782c0 [async]
100076 D - 0xffffffff83478140 [scanner]
14 0 0 0 DL seqstat 0xfffffe0054391088 [sequencer 00]
3 0 0 0 DL (threaded) [crypto]
100040 D crypto_ 0xffffffff837f92a0 [crypto]
100041 D crypto_ 0xfffffe00085f6c30 [crypto returns 0]
100042 D crypto_ 0xfffffe00085f6c80 [crypto returns 1]
13 0 0 0 DL (threaded) [geom]
100035 D - 0xffffffff836a7620 [g_event]
100036 D - 0xffffffff836a7640 [g_up]
100037 D - 0xffffffff836a7660 [g_down]
2 0 0 0 RL (threaded) [clock]
100029 Run CPU 0 [clock (0)]
100030 I [clock (1)]
12 0 0 0 RL (threaded) [intr]
100011 I [swi6: task queue]
100016 I [swi6: Giant taskq]
100018 I [swi5: fast taskq]
100031 I [swi1: netisr 0]
100032 I [swi1: hpts]
100033 Run CPU 1 [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 0xfffffe00541e7040 [init]
10 0 0 0 DL audit_w 0xffffffff837f9ce0 [audit]
0 0 0 0 DLs (threaded) [kernel]
100000 D swapin 0xffffffff836a8040 [swapper]
100005 D - 0xfffffe005428a800 [if_io_tqg_0]
100006 D - 0xfffffe005428a700 [if_io_tqg_1]
100007 D - 0xfffffe005428a600 [if_config_tqg_0]
100008 D - 0xfffffe005428a500 [softirq_0]
100009 D - 0xfffffe005428a400 [softirq_1]
100010 D - 0xfffffe00085f7d00 [linuxkpi_irq_wq]
100012 D - 0xfffffe00085f7b00 [inm_free taskq]
100013 D - 0xfffffe00085f7a00 [aiod_kick taskq]
100014 D - 0xfffffe00085f7900 [deferred_unmount ta]
100015 D - 0xfffffe00085f7800 [in6m_free taskq]
100017 D - 0xfffffe00085f7600 [thread taskq]
100019 D - 0xfffffe00085f7400 [kqueue_ctx taskq]
100020 D - 0xfffffe00085f7300 [pci_hp taskq]
100021 D - 0xfffffe00085f7200 [linuxkpi_short_wq_0]
100022 D - 0xfffffe00085f7200 [linuxkpi_short_wq_1]
100023 D - 0xfffffe00085f7200 [linuxkpi_short_wq_2]
100024 D - 0xfffffe00085f7200 [linuxkpi_short_wq_3]
100025 D - 0xfffffe00085f7100 [linuxkpi_long_wq_0]
100026 D - 0xfffffe00085f7100 [linuxkpi_long_wq_1]
100027 D - 0xfffffe00085f7100 [linuxkpi_long_wq_2]
100028 D - 0xfffffe00085f7100 [linuxkpi_long_wq_3]
100034 D - 0xfffffe00085f7000 [firmware taskq]
100038 D - 0xfffffe00085f6d00 [crypto_0]
100039 D - 0xfffffe00085f6d00 [crypto_1]
100055 D - 0xfffffe00085f6900 [vtnet0 rxq 0]
100056 D - 0xfffffe00085f6800 [vtnet0 txq 0]
100057 D - 0xfffffe00085f6700 [vtnet0 rxq 1]
100058 D - 0xfffffe00085f6600 [vtnet0 txq 1]
100062 D vtbslp 0xfffffe0057155480 [virtio_balloon]
100066 D - 0xffffffff8269e7e1 [deadlkres]
100070 D - 0xfffffe0058821300 [acpi_task_0]
100071 D - 0xfffffe0058821300 [acpi_task_1]
100072 D - 0xfffffe0058821300 [acpi_task_2]
100073 D - 0xfffffe00085f8100 [mca taskq]
100075 D - 0xfffffe00085f6a00 [CAM taskq]
db> show all locks
Process 2 (clock) thread 0xfffffe00542a13a0 (100029)
exclusive rw nd6 DAD queue (nd6 DAD queue) r = 0 (0xfffffe00079fb100) locked @ /syzkaller/managers/i386/kernel/sys/kern/kern_rwlock.c:178
db> show malloc
Type InUse MemUse Requests
pf_hash 5 11524K 5
tcp_hpts 7 4801K 7
devbuf 4217 4323K 4245
sysctloid 34684 2044K 34755
vtbuf 24 1968K 46
kobj 326 1304K 488
pcb 687 1302K 111622
newblk 49 1036K 14500
vfscache 3 1025K 3
filedesc 112 890K 27436
sctp_stro 248 740K 10151
inodedep 454 682K 13883
ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
subproc 230 478K 15075
intr 4 472K 4
vmem 3 274K 6
sctp_atcl 528 198K 63468
acpica 1674 184K 57877
tcp_fsb 82 170K 7900
tidhash 3 141K 3
pagedep 51 141K 13663
tfo_ccache 1 128K 1
IP reass 1 128K 1
linker 324 127K 353
vnet_data 1 112K 1
DEVFS1 109 109K 141
sem 4 106K 4
dirrem 418 105K 13784
bus 988 81K 5135
mtx_pool 2 72K 2
BPF 38 71K 159
NFSD srvcache 3 68K 3
syncache 1 68K 1
acpitask 1 64K 1
ddb_capture 1 64K 1
module 508 64K 508
umtx 462 58K 462
kdtrace 307 57K 33254
temp 36 53K 14511
sctp_timw 210 53K 210
freefile 399 50K 13734
sctp_atky 776 32K 73662
DEVFS3 128 32K 143
hostcache 1 32K 1
shm 1 32K 88
msg 4 30K 4
kbdmux 6 28K 6
gtaskqueue 18 26K 18
routetbl 387 24K 1175
ifaddr 72 20K 119
DEVFS_RULE 56 20K 56
ufs_mount 4 17K 5
proc 3 17K 3
ifnet 9 17K 12
tty 16 16K 16
ithread 97 16K 97
bus-sc 34 15K 1648
CC Mem 111 14K 10266
eventhandler 156 13K 156
KTRACE 100 13K 100
lltable 41 13K 259
kenv 95 12K 95
ether_multi 144 12K 305
rman 88 11K 431
GEOM 61 11K 481
CAM queue 5 11K 1528
kqueue 110 9K 14839
in6_multi 65 9K 121
bmsafemap 3 9K 13840
session 67 9K 6270
sctp_athm 528 9K 63474
rpc 4 9K 4
UART 12 9K 12
devstat 4 9K 4
ksem 1 8K 25
pfs_vncache 1 8K 1
shmfd 1 8K 72
sctp_map 496 8K 20290
audit_evclass 237 8K 297
inpcbpolicy 225 8K 16045
pwddesc 108 7K 14818
taskqueue 63 7K 162
cred 26 7K 275
sglist 5 7K 5
CAM DEV 3 6K 510
plimit 23 6K 490
newdirblk 43 6K 13640
pfs_nodes 20 5K 20
pf_ifnet 12 5K 44
ufs_dirhash 24 5K 24
UMA 266 5K 266
proc-args 139 5K 16459
DEVFSP 66 5K 893
vt 11 5K 11
memdesc 1 4K 1
MCA 32 4K 32
evdev 4 4K 4
acpisem 28 4K 28
hhook 15 4K 17
lockf 30 4K 65
kcovinfo 52 4K 117
selfd 45 3K 223513
terminal 11 3K 11
clone 9 3K 9
uidinfo 3 3K 18
ip6ndp 13 3K 27
osd 116 3K 10279
local_apic 1 2K 1
io_apic 1 2K 1
fpukern_ctx 2 2K 2
ipsec-saq 2 2K 2
select 16 2K 97
sctp_ifa 15 2K 25
Unitno 29 2K 85
CAM XPT 22 2K 543
freework 7 2K 13700
msi 12 2K 12
freeblks 6 2K 13649
in_multi 6 2K 13
mkdir 10 2K 27280
ipsecpolicy 2 2K 2
acpidev 20 2K 20
diradd 9 2K 13822
tun 7 2K 12
NFSD session 1 1K 1
softdep 1 1K 1
sahead 1 1K 1
secasvar 1 1K 1
nhops 6 1K 8
vnodemarker 2 1K 44
CAM periph 4 1K 271
ipsec 3 1K 3
sctp_ifn 6 1K 25
mld 6 1K 11
igmp 6 1K 11
toponodes 6 1K 6
isadev 6 1K 6
mount 16 1K 89
pci_link 10 1K 10
crypto 4 1K 146
encap_export_host 12 1K 12
pfil 4 1K 4
procdesc 4 1K 24
cdev 2 1K 2
netlink 2 1K 2
chacha20random 1 1K 1
biobuf 1 1K 1
NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1
DEVFS 9 1K 10
vnodes 1 1K 1
CAM SIM 2 1K 2
feeder 7 1K 7
pf_osfp 2 1K 2
tcpfunc 3 1K 3
loginclass 3 1K 6
prison 6 1K 6
lkpikmalloc 5 1K 6
filecaps 7 1K 141
aesni_data 2 1K 2
cryptodev 2 1K 913
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
aio 4 1K 9
CAM path 4 1K 1034
pmchooks 1 1K 1
soname 4 1K 55446
sctp_vrf 1 1K 1
vnet 1 1K 1
entropy 2 1K 49
pmc 1 1K 1
acpiintr 1 1K 1
cpus 2 1K 2
vnet_data_free 1 1K 1
Per-cpu 1 1K 1
p1003.1b 1 1K 1
ipcomp 0 0K 0
esp 0 0K 0
ah 0 0K 0
pf_table 0 0K 0
pf_rule 0 0K 0
pf_altq 0 0K 0
pf_krule_item 0 0K 0
pf_temp 0 0K 0
tcp_do 0 0K 0
mqdata 0 0K 0
sctp_mcore 0 0K 0
sctp_socko 0 0K 31842
sctp_iter 0 0K 38
sctp_mvrf 0 0K 0
sctp_cpal 0 0K 4
sctp_cmsg 0 0K 0
sctp_stre 0 0K 0
sctp_athi 0 0K 0
sctp_a_it 0 0K 34
sctp_aadr 0 0K 108
sctp_stri 0 0K 0
filemon 0 0K 144
md_intel_data 0 0K 0
md_ddf_data 0 0K 0
madt_table 0 0K 2
smartpqi 0 0K 0
raid_data 0 0K 72
geom_flashmap 0 0K 0
ixl 0 0K 0
tmpfs dir 0 0K 0
tmpfs name 0 0K 0
tmpfs mount 0 0K 0
tmpfs extattr 0 0K 0
NFS FHA 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
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
xen_intr 0 0K 0
NFSCL diroff 0 0K 0
NEWdirectio 0 0K 0
xen_hvm 0 0K 0
legacydrv 0 0K 0
bounce 0 0K 0
busdma 0 0K 0
qpidrv 0 0K 0
NEWNFSnode 0 0K 0
NFSCL lck 0 0K 0
dmar_idpgtbl 0 0K 0
dmar_dom 0 0K 0
dmar_ctx 0 0K 0
NFSCL lckown 0 0K 0
NFSCL client 0 0K 0
NFSCL deleg 0 0K 0
isci 0 0K 0
iommu_dmamap 0 0K 0
NFSCL open 0 0K 0
hyperv_socket 0 0K 0
bxe_ilt 0 0K 0
NFSCL owner 0 0K 0
xenbus 0 0K 0
NFS fh 0 0K 0
NFS req 0 0K 0
NFSD usrgroup 0 0K 0
vm_fictitious 0 0K 0
NFSD string 0 0K 0
NFSD V4lock 0 0K 0
NFSD V4state 0 0K 0
msdosfs_fat 0 0K 0
msdosfs_mount 0 0K 0
msdosfs_node 0 0K 0
UMAHash 0 0K 0
DEVFS4 0 0K 0
vm_pgdata 0 0K 0
jblocks 0 0K 0
savedino 0 0K 11620
sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0
sbdep 0 0K 20
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 2
allocindir 0 0K 0
indirdep 0 0K 94
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
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
Balloon 0 0K 0
sysmouse 0 0K 0
vtfont 0 0K 0
ktls_ocf 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
simple_attr 0 0K 0
seq_file 0 0K 0
lkpiskb 0 0K 0
radix 0 0K 0
idr 0 0K 0
lkpindev 0 0K 0
lkpimhi 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 43
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
BACKLIGHT 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
ath_hal 0 0K 0
statfs 0 0K 13892
namei_tracker 0 0K 3
export_host 0 0K 0
cl_savebuf 0 0K 2
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
AHCI driver 0 0K 0
USBdev 0 0K 0
USB 0 0K 0
agp 0 0K 0
nvme_da 0 0K 0
acpipwr 0 0K 0
acpi_perf 0 0K 0
twsbuf 0 0K 0
tcp_log_dev 0 0K 399
lio 0 0K 0
acl 0 0K 0
midi buffers 0 0K 0
mbuf_tag 0 0K 0
ktls 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
PUC 0 0K 0
ppbusdev 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 30743
ioctlops 0 0K 1178
eventfd 0 0K 128
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 1066
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
db> show uma
Zone Size Used Free Requests Sleeps Bucket Total Mem XFree
mbuf_jumbo_page 4096 8355 1043 1477317 0 254 38494208 0
mbuf 256 18008 535 2475547 0 254 4747008 0
RADIX NODE 144 16588 291 386375 0 62 2430576 0
sctp_asoc 2264 248 772 10145 0 254 2309280 0
tcp_log 416 0 5337 57551 0 254 2220192 0
pbuf 2624 0 754 0 0 2 1978496 0
BUF TRIE 144 198 11618 1072 0 62 1701504 0
malloc-384 384 4191 39 4265 0 30 1624320 0
malloc-2048 2048 284 484 53329 0 8 1572864 0
mbuf_cluster 2048 762 0 762 0 254 1560576 0
malloc-128 128 11666 331 25641 0 126 1535616 0
sctp_ep 1176 280 990 53323 0 254 1493520 0
malloc-4096 4096 328 6 14384 0 2 1368064 0
UMA Slabs 0 112 11634 24 11634 0 126 1305696 0
vmem btag 56 20629 74 20629 0 254 1159368 0
malloc-16384 16384 56 7 13714 0 1 1032192 0
socket 960 281 735 70929 0 254 975360 0
VM OBJECT 264 2796 204 205197 0 30 792000 0
sctp_raddr 736 288 735 10205 0 254 752928 0
malloc-1024 1024 254 434 10660 0 16 704512 0
FFS inode 1160 562 26 14296 0 8 682080 0
malloc-384 384 477 1293 13978 0 30 679680 0
malloc-8192 8192 5 69 149 0 1 606208 0
malloc-4096 4096 127 11 15493 0 2 565248 0
malloc-384 384 529 881 63469 0 30 541440 0
malloc-256 256 632 1303 32695 0 62 495360 0
malloc-256 256 55 1880 15139 0 62 495360 0
256 Bucket 2048 225 15 8101 0 8 491520 0
MAP ENTRY 96 3954 708 521153 0 126 447552 0
THREAD 1824 198 33 18435 0 8 421344 0
malloc-65536 65536 4 2 246 0 1 393216 0
lkpimm 168 1 2327 1 0 62 391104 0
lkpicurr 168 2 2326 2 0 62 391104 0
VNODE 448 603 90 14344 0 30 310464 0
malloc-256 256 531 594 54664 0 62 288000 0
malloc-64 64 3988 359 19322 0 254 278208 0
malloc-16 16 14928 1572 98896 0 254 264000 0
tcp_inpcb 1304 111 90 10266 0 8 262104 0
sctp_chunk 152 358 1176 1338 0 254 233168 0
malloc-128 128 443 1324 17705 0 126 226176 0
DEVCTL 1024 17 203 218 0 0 225280 0
malloc-4096 4096 44 6 3961 0 2 204800 0
FPU_save_area 832 200 43 23399 0 16 202176 0
malloc-65536 65536 3 0 3 0 1 196608 0
malloc-65536 65536 1 2 11 0 1 196608 0
malloc-32768 32768 0 6 80 0 1 196608 0
mbuf_packet 256 75 687 104276 0 254 195072 0
malloc-256 256 74 676 41866 0 62 192000 0
ertt_txseginfo 40 0 4646 36239 0 254 185840 0
UMA Zones 768 238 1 238 0 16 183552 0
malloc-32 32 5372 298 39919 0 254 181440 0
malloc-128 128 1226 169 61191 0 126 178560 0
FFS2 dinode 256 562 128 14296 0 62 176640 0
PROC 1376 107 14 14817 0 8 166496 0
malloc-2048 2048 8 72 616 0 8 163840 0
malloc-128 128 1102 169 1127 0 126 162688 0
S VFS Cache 104 1020 501 17902 0 126 158184 0
malloc-1024 1024 136 8 1746 0 16 147456 0
filedesc0 1072 108 25 14818 0 8 142576 0
malloc-65536 65536 2 0 2 0 1 131072 0
malloc-65536 65536 0 2 3 0 1 131072 0
malloc-65536 65536 0 2 126 0 1 131072 0
tcp_bbr_map 128 0 1023 1772 0 126 130944 0
unpcb 256 17 493 1472 0 254 130560 0
128 Bucket 1024 90 37 1193 0 16 130048 0
ksiginfo 112 109 935 5175 0 126 116928 0
64 Bucket 512 146 54 13496 0 30 102400 0
pipe 728 22 110 1436 0 16 96096 0
malloc-256 256 229 146 33440 0 62 96000 0
ripcb 392 105 138 5186 0 30 95256 0
UMA Kegs 384 225 8 225 0 30 89472 0
clpbuf 2624 0 32 23 0 16 83968 0
malloc-128 128 393 258 1150 0 126 83328 0
malloc-16384 16384 5 0 15 0 1 81920 0
g_bio 408 0 180 8276 0 30 73440 0
Files 80 453 447 104425 0 126 72000 0
VMSPACE 520 85 50 14768 0 16 70200 0
malloc-384 384 143 37 749 0 30 69120 0
malloc-64 64 645 426 40165 0 254 68544 0
malloc-64 64 251 820 11293 0 254 68544 0
malloc-32 32 654 1488 69006 0 254 68544 0
tcp_rack_pcb 1024 41 23 3950 0 16 65536 0
malloc-32768 32768 2 0 2 0 1 65536 0
malloc-32768 32768 2 0 2 0 1 65536 0
malloc-32768 32768 0 2 120 0 1 65536 0
malloc-4096 4096 14 2 25 0 2 65536 0
malloc-2048 2048 6 26 619 0 8 65536 0
32 Bucket 256 148 107 17634 0 62 65280 0
udp_inpcb 424 9 144 502 0 30 64872 0
malloc-512 512 10 110 154 0 30 61440 0
sctp_stream_msg_out 112 50 490 1536 0 254 60480 0
malloc-64 64 243 576 14953 0 254 52416 0
malloc-64 64 386 433 1549 0 254 52416 0
malloc-64 64 459 360 806 0 254 52416 0
tcp_rack_map 128 8 395 5501 0 126 51584 0
malloc-128 128 129 274 30324 0 126 51584 0
malloc-256 256 86 109 262 0 62 49920 0
malloc-256 256 95 100 372 0 62 49920 0
DIRHASH 1024 35 13 35 0 16 49152 0
NAMEI 1024 0 48 90958 0 16 49152 0
malloc-8192 8192 6 0 6 0 1 49152 0
malloc-4096 4096 10 2 11 0 2 49152 0
pcpu-8 8 4861 771 6439 0 254 45056 0
syncache 168 0 264 4 0 254 44352 0
TURNSTILE 136 232 83 232 0 62 42840 0
malloc-8192 8192 4 1 6 0 1 40960 0
malloc-8192 8192 5 0 5 0 1 40960 0
sctp_readq 152 0 260 1 0 254 39520 0
AIOCB 552 0 70 202 0 16 38640 0
udplite_inpcb 424 0 90 91 0 30 38160 0
da_ccb 544 0 70 2189 0 16 38080 0
PWD 32 61 1073 13728 0 254 36288 0
malloc-64 64 6 561 50 0 254 36288 0
malloc-64 64 51 516 223603 0 254 36288 0
malloc-32 32 262 872 19196 0 254 36288 0
8 Bucket 80 124 326 7464 0 126 36000 0
malloc-128 128 24 255 75 0 126 35712 0
malloc-128 128 25 254 459 0 126 35712 0
routing nhops 256 27 108 56 0 62 34560 0
ttyoutq 256 72 63 160 0 62 34560 0
malloc-256 256 52 83 54 0 62 34560 0
SLEEPQUEUE 88 232 152 232 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-2048 2048 2 14 2 0 8 32768 0
malloc-2048 2048 9 7 12 0 8 32768 0
malloc-2048 2048 1 15 97 0 8 32768 0
malloc-2048 2048 5 11 973 0 8 32768 0
malloc-1024 1024 2 30 42 0 16 32768 0
malloc-1024 1024 14 18 14 0 16 32768 0
malloc-1024 1024 5 27 170 0 16 32768 0
malloc-1024 1024 4 28 155 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-512 512 3 61 4422 0 30 32768 0
malloc-512 512 8 56 16 0 30 32768 0
pcpu-64 64 486 26 486 0 254 32768 0
KNOTE 160 30 170 160192 0 62 32000 0
ttyinq 160 135 65 300 0 62 32000 0
malloc-16 16 540 1460 63711 0 254 32000 0
cpuset 104 7 272 24 0 126 29016 0
sctp_laddr 48 0 588 217 0 254 28224 0
tcp_inpcb ports 32 23 859 5193 0 254 28224 0
ertt 72 111 281 10266 0 126 28224 0
malloc-32 32 280 602 396 0 254 28224 0
malloc-32 32 393 489 1126 0 254 28224 0
16 Bucket 144 101 95 572 0 62 28224 0
AIO 208 0 133 59 0 62 27664 0
malloc-8192 8192 2 1 28 0 1 24576 0
malloc-8192 8192 1 2 102 0 1 24576 0
malloc-8192 8192 2 1 4 0 1 24576 0
PGRP 88 67 209 6270 0 126 24288 0
rl_entry 40 70 536 70 0 254 24240 0
rtentry 168 29 115 56 0 62 24192 0
malloc-384 384 11 49 11 0 30 23040 0
malloc-384 384 1 59 5 0 30 23040 0
hostcache 64 2 313 2 0 254 20160 0
udplite_inpcb ports 32 0 630 15 0 254 20160 0
udp_inpcb ports 32 3 627 50 0 254 20160 0
malloc-32 32 66 564 13782 0 254 20160 0
malloc-32 32 76 554 378 0 254 20160 0
2 Bucket 32 105 525 1990 0 254 20160 0
cryptop 280 0 70 7 0 30 19600 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 1 1 2 0 1 16384 0
malloc-4096 4096 0 4 5 0 2 16384 0
malloc-4096 4096 1 3 127 0 2 16384 0
malloc-2048 2048 0 8 12 0 8 16384 0
malloc-1024 1024 1 15 76 0 16 16384 0
malloc-512 512 1 31 1 0 30 16384 0
malloc-512 512 2 30 44 0 30 16384 0
malloc-512 512 1 31 2 0 30 16384 0
SMR CPU 32 7 504 7 0 254 16352 0
4 Bucket 48 1 335 1 0 254 16128 0
vtnet_tx_hdr 24 0 668 742680 0 254 16032 0
kenv 258 15 45 1061 0 30 15480 0
tcp_bbr_pcb 832 0 18 206 0 16 14976 0
mqnode 416 3 33 3 0 30 14976 0
vmem 1856 1 7 1 0 8 14848 0
domainset 40 0 315 14 0 254 12600 0
SMR SHARED 24 7 504 7 0 254 12264 0
malloc-32 32 45 333 140 0 254 12096 0
malloc-16 16 124 626 10315 0 254 12000 0
malloc-16 16 30 720 87 0 254 12000 0
malloc-16 16 263 487 263 0 254 12000 0
malloc-16 16 67 683 448 0 254 12000 0
malloc-16 16 185 565 3187 0 254 12000 0
malloc-16 16 27 723 31545 0 254 12000 0
Mountpoints 2816 2 2 2 0 4 11264 0
pcpu-16 16 4 252 4 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
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
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 152 0
---
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syzbot
Nov 2, 2023, 3:26:15 AM11/2/23
to syzkaller-f...@googlegroups.com
Auto-closing this bug as obsolete.
Crashes did not happen for a while, no reproducer and no activity.
Crashes did not happen for a while, no reproducer and no activity.
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