Fatal trap NUM: page fault in callout_process (4)

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syzbot

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Apr 14, 2025, 7:36:26 PM4/14/25
to syzkaller-f...@googlegroups.com
Hello,

syzbot found the following issue on:

HEAD commit: a1adefb139b3 LinuxKPI; 802.11: start filling rxrate statis..
git tree: freebsd-src
console output: https://syzkaller.appspot.com/x/log.txt?x=162acfe4580000
dashboard link: https://syzkaller.appspot.com/bug?extid=343568d6050aa768a7f3

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+343568...@syzkaller.appspotmail.com

Fatal trap 12: page fault while in kernel mode
cpuid = 0; apic id = 00
fault virtual address = 0x0
fault code = supervisor read data, page not present
instruction pointer = 0x20:0xffffffff81534f12
stack pointer = 0x28:0xfffffe005763f580
frame pointer = 0x28:0xfffffe005763f6c0
code segment = base 0x0, limit 0xfffff, type 0x1b
= DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags = resume, IOPL = 0
current process = 870 (syz-executor)
rdi: 0000000000000000 rsi: 0000000000000000 rdx: 0000000000000000
rcx: fffffe00033eee30 r8: 0000000000000000 r9: 0000000000000001
rax: fffffe00033eee30 rbx: fffffe00549124e0 rbp: fffffe005763f6c0
r10: ec3542dae165ae23 r11: 0000000000000017 r12: 0000000000000000
r13: 0000002dec36bad5 r14: 0000000000000000 r15: fffffe00549124d8
trap number = 12
panic: page fault
cpuid = 0
time = 1744673708
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc6/frame 0xfffffe005763edb0
kdb_backtrace() at kdb_backtrace+0xd0/frame 0xfffffe005763ef10
vpanic() at vpanic+0x257/frame 0xfffffe005763f0d0
panic() at panic+0xb5/frame 0xfffffe005763f190
trap_pfault() at trap_pfault+0xaec/frame 0xfffffe005763f2d0
trap() at trap+0x78e/frame 0xfffffe005763f4b0
calltrap() at calltrap+0x8/frame 0xfffffe005763f4b0
--- trap 0xc, rip = 0xffffffff81534f12, rsp = 0xfffffe005763f580, rbp = 0xfffffe005763f6c0 ---
callout_process() at callout_process+0x452/frame 0xfffffe005763f6c0
handleevents() at handleevents+0x3ee/frame 0xfffffe005763f730
timercb() at timercb+0x3cb/frame 0xfffffe005763f800
lapic_handle_timer() at lapic_handle_timer+0x17f/frame 0xfffffe005763f840
Xtimerint() at Xtimerint+0xb1/frame 0xfffffe005763f840
--- interrupt, rip = 0xffffffff815b4ec0, rsp = 0xfffffe005763f918, rbp = 0xfffffe005763f9d0 ---
__sanitizer_cov_trace_const_cmp4() at __sanitizer_cov_trace_const_cmp4/frame 0xfffffe005763f9d0
vm_fault_copy_entry() at vm_fault_copy_entry+0x9eb/frame 0xfffffe005763fb50
vm_map_protect() at vm_map_protect+0xfed/frame 0xfffffe005763fcc0
sys_mprotect() at sys_mprotect+0x191/frame 0xfffffe005763fd10
amd64_syscall() at amd64_syscall+0x4af/frame 0xfffffe005763ff30
fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe005763ff30
--- syscall (198, FreeBSD ELF64, __syscall), rip = 0x3a197a, rsp = 0x822208f08, rbp = 0x822208f80 ---
KDB: enter: panic
[ thread pid 870 tid 100214 ]
Stopped at kdb_enter+0x6e: movq $0,0x23e7de7(%rip)
db>
db> set $lines = 0
db> set $maxwidth = 0
db> show registers
cs 0x20
ds 0x3b
es 0x3b
fs 0x13
gs 0x1b
ss 0x28
rax 0x12
rcx 0xfffffe00033eee30
rdx 0
rbx 0xffffffff82752ee0 .str.27
rsp 0xfffffe005763eef0
rbp 0xfffffe005763ef10
rsi 0
rdi 0xffffffff815db929 printf+0x149
r8 0
r9 0xffffffff
r10 0
r11 0x17
r12 0xfffffe005492e000
r13 0xfffffffffffffffe
r14 0xffffffff82752ee0 .str.27
r15 0
rip 0xffffffff815c62ae kdb_enter+0x6e
rflags 0x46
kdb_enter+0x6e: movq $0,0x23e7de7(%rip)
db> show proc
Process 870 (syz-executor) at 0xfffffe0054803020:
state: NORMAL
uid: 0 gids: 0, 0, 5
parent: pid 766 at 0xfffffe00548f0560
ABI: FreeBSD ELF64
flag: 0x10000080 flag2: 0
arguments: ./syz-executor exec
reaper: 0xfffffe0008007040 reapsubtree: 1
sigparent: 20
vmspace: 0xfffffe0054902920
(map 0xfffffe0054902920)
(map.pmap 0xfffffe00549029c0)
(pmap 0xfffffe0054902a30)
threads: 3
100113 RunQ syz-executor
100214 Run CPU 0 syz-executor
100217 S uwait 0xfffffe0058cf0580 syz-executor
db> ps
pid ppid pgrp uid state wmesg wchan cmd
877 870 766 0 S uwait 0xfffffe0077d98f00 syz-executor
876 768 876 0 R (threaded) syz-executor
100187 RunQ syz-executor
100224 RunQ syz-executor
100225 D ufs 0xfffffe0077db9228 syz-executor
875 870 766 0 S uwait 0xfffffe0058a9de00 syz-executor
874 870 766 0 S uwait 0xfffffe0058a9d900 syz-executor
873 870 766 0 S uwait 0xfffffe006eb15100 syz-executor
872 870 766 0 S uwait 0xfffffe0058cf0380 syz-executor
870 766 766 0 R (threaded) syz-executor
100113 RunQ syz-executor
100214 Run CPU 0 syz-executor
100217 S uwait 0xfffffe0058cf0580 syz-executor
868 867 769 0 S umtxn 0xfffffe0058a9d600 syz-executor
867 769 769 0 R (threaded) syz-executor
100155 RunQ syz-executor
100211 S connec 0xfffffe005a2d48da syz-executor
100215 S uwait 0xfffffe0058a9a580 syz-executor
100219 S uwait 0xfffffe0058a9d700 syz-executor
864 1 768 0 S uwait 0xfffffe0058a9a280 syz-executor
862 1 768 0 S uwait 0xfffffe0058a9d500 syz-executor
846 1 767 0 S uwait 0xfffffe0058a9dc00 syz-executor
844 1 767 0 S uwait 0xfffffe006eb14880 syz-executor
843 1 766 0 S uwait 0xfffffe0058a9a780 syz-executor
834 1 766 0 S uwait 0xfffffe005859bf00 syz-executor
831 1 769 0 S uwait 0xfffffe0058a9a180 syz-executor
830 0 0 0 DL aiordy 0xfffffe005492aae0 [aiod4]
829 0 0 0 DL aiordy 0xfffffe00548c65a0 [aiod3]
828 0 0 0 DL aiordy 0xfffffe0054910ae0 [aiod2]
827 0 0 0 DL aiordy 0xfffffe0054911040 [aiod1]
825 1 769 0 S uwait 0xfffffe005859b880 syz-executor
824 1 767 0 S uwait 0xfffffe0058a9a080 syz-executor
822 804 822 0 Ss select 0xfffffe006eb14e40 dhclient
820 1 769 0 S uwait 0xfffffe006eb15400 syz-executor
818 1 769 0 S uwait 0xfffffe006eb15300 syz-executor
817 1 769 0 S uwait 0xfffffe006eb15200 syz-executor
812 1 812 0 Ss select 0xfffffe006eb15640 dhclient
804 786 424 65 S select 0xfffffe005859b940 dhclient
786 424 424 0 S wait 0xfffffe0054802ac0 sh
769 765 769 0 R nanslp 0xffffffff8398f401 syz-executor
768 765 768 0 R syz-executor
767 765 767 0 R syz-executor
766 765 766 0 R syz-executor
765 763 763 0 S select 0xfffffe0058a9a540 syz-executor
763 761 763 0 Ss pause 0xfffffe00548c7670 csh
761 682 761 0 Ss select 0xfffffe0058a9a640 sshd
748 1 748 0 Ss+ ttyin 0xfffffe000826d8b0 getty
747 1 747 0 Ss+ ttyin 0xfffffe0058e218b0 getty
746 1 746 0 Ss+ ttyin 0xfffffe0058e21cb0 getty
745 1 745 0 Ss+ ttyin 0xfffffe0058e220b0 getty
744 1 744 0 Ss+ ttyin 0xfffffe0058e224b0 getty
743 1 743 0 Ss+ ttyin 0xfffffe0058e228b0 getty
742 1 742 0 Ss+ ttyin 0xfffffe0058e22cb0 getty
741 1 741 0 Ss+ ttyin 0xfffffe0058e230b0 getty
740 1 740 0 Ss+ ttyin 0xfffffe0058e234b0 getty
738 1 18 0 S+ piperd 0xfffffe0059f9c8a0 logger
737 736 18 0 S+ nanslp 0xffffffff8398f400 sleep
736 1 18 0 S+ wait 0xfffffe0008024000 sh
686 1 686 0 Ss nanslp 0xffffffff8398f401 cron
682 1 682 0 Ss select 0xfffffe0058a9a8c0 sshd
495 1 495 0 Ss select 0xfffffe0058cf0840 syslogd
424 1 424 0 Ss wait 0xfffffe00548c4000 devd
423 1 423 65 Ss select 0xfffffe0058a9ab40 dhclient
338 1 338 0 Ss piperd 0xfffffe0059f985c0 dhclient
335 1 335 0 Ss select 0xfffffe0058cf09c0 dhclient
17 0 0 0 DL syncer 0xffffffff83aacca0 [syncer]
16 0 0 0 DL vlruwt 0xfffffe0008026040 [vnlru]
15 0 0 0 DL (threaded) [bufdaemon]
100080 D psleep 0xffffffff83aab260 [bufdaemon]
100083 D - 0xffffffff82e02140 [bufspacedaemon-0]
100096 D sdflush 0xfffffe005a05ece8 [/ worker]
9 0 0 0 DL psleep 0xffffffff83af6240 [vmdaemon]
8 0 0 0 DL (threaded) [pagedaemon]
100078 D psleep 0xffffffff83adc1b8 [dom0]
100081 D launds 0xffffffff83adc1c4 [laundry: dom0]
100082 D umarcl 0xffffffff81d89340 [uma]
7 0 0 0 DL - 0xffffffff8370cbd0 [rand_harvestq]
6 0 0 0 RL [pf purge]
5 0 0 0 DL waiting 0xffffffff84399580 [sctp_iterator]
4 0 0 0 DL (threaded) [cam]
100046 D - 0xffffffff836d7340 [doneq0]
100047 D - 0xffffffff836d72c0 [async]
100076 D - 0xffffffff836d7140 [scanner]
3 0 0 0 DL (threaded) [crypto]
100043 D crypto_ 0xffffffff83ad79e0 [crypto]
100044 D crypto_ 0xfffffe0008278d30 [crypto returns 0]
100045 D crypto_ 0xfffffe0008278d80 [crypto returns 1]
14 0 0 0 DL seqstat 0xfffffe00584cb488 [sequencer 00]
13 0 0 0 DL (threaded) [geom]
100037 D - 0xffffffff83937de0 [g_event]
100038 D - 0xffffffff83937e00 [g_up]
100039 D - 0xffffffff83937e20 [g_down]
2 0 0 0 WL (threaded) [clock]
100031 I [clock (0)]
100032 I [clock (1)]
12 0 0 0 WL (threaded) [intr]
100013 I [swi6: task queue]
100014 I [swi6: Giant taskq]
100016 I [swi5: fast taskq]
100033 I [swi1: netisr 0]
100034 I [swi1: hpts]
100035 I [swi1: hpts]
100048 I [irq24: virtio_pci0]
100049 I [irq25: virtio_pci0]
100050 I [irq26: virtio_pci0]
100051 I [irq27: virtio_pci0]
100052 I [irq28: virtio_pci1]
100053 I [irq29: virtio_pci1]
100054 I [irq30: virtio_pci1]
100055 I [irq31: virtio_pci1]
100056 I [irq32: virtio_pci1]
100061 I [irq10: virtio_pci2]
100063 I [irq1: atkbd0]
100064 I [irq12: psm0]
100065 I [swi0: uart uart++]
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 0xfffffe0008007040 [init]
10 0 0 0 DL audit_w 0xffffffff83ad8480 [audit]
0 0 0 0 DLs (threaded) [kernel]
100000 D parked 0xffffffff84a12ff0 [swapper]
100005 D - 0xfffffe0008bde900 [softirq_0]
100006 D - 0xfffffe0008bde800 [softirq_1]
100007 D - 0xfffffe0008bde700 [if_io_tqg_0]
100008 D - 0xfffffe0008bde600 [if_io_tqg_1]
100009 D - 0xfffffe0008bde500 [if_config_tqg_0]
100010 D - 0xfffffe0008bde400 [kqueue_ctx taskq]
100011 D - 0xfffffe0008bde300 [jail_remove taskq]
100012 D - 0xfffffe0008bde200 [bus taskq]
100015 D - 0xfffffe0008bdde00 [thread taskq]
100017 D - 0xfffffe0008bddc00 [aiod_kick taskq]
100018 D - 0xfffffe0008bddb00 [deferred_unmount ta]
100019 D - 0xfffffe0008bdda00 [inm_free taskq]
100020 D - 0xfffffe0008bdd900 [in6m_free taskq]
100021 D - 0xfffffe0008bdd800 [linuxkpi_irq_wq]
100022 D - 0xfffffe0008bdd700 [linuxkpi_short_wq_0]
100023 D - 0xfffffe0008bdd700 [linuxkpi_short_wq_1]
100024 D - 0xfffffe0008bdd700 [linuxkpi_short_wq_2]
100025 D - 0xfffffe0008bdd700 [linuxkpi_short_wq_3]
100026 D - 0xfffffe0008bdd600 [linuxkpi_long_wq_0]
100027 D - 0xfffffe0008bdd600 [linuxkpi_long_wq_1]
100028 D - 0xfffffe0008bdd600 [linuxkpi_long_wq_2]
100029 D - 0xfffffe0008bdd600 [linuxkpi_long_wq_3]
100036 D - 0xfffffe0008bdd400 [firmware taskq]
100041 D - 0xfffffe0008bdc800 [crypto_0]
100042 D - 0xfffffe0008bdc800 [crypto_1]
100057 D - 0xfffffe00585ea100 [vtnet0 rxq 0]
100058 D - 0xfffffe00585ea000 [vtnet0 txq 0]
100059 D - 0xfffffe00585e9e00 [vtnet0 rxq 1]
100060 D - 0xfffffe00585e9d00 [vtnet0 txq 1]
100062 D vtbslp 0xfffffe0058598680 [virtio_balloon]
100066 D - 0xffffffff82758180 [deadlkres]
100070 D - 0xfffffe0008bdc300 [acpi_task_0]
100071 D - 0xfffffe0008bdc300 [acpi_task_1]
100072 D - 0xfffffe0008bdc300 [acpi_task_2]
100074 D - 0xfffffe0008bdea00 [mca taskq]
100075 D - 0xfffffe0008bdc100 [CAM taskq]
100077 D - 0xfffffe0008bdc400 [ipsec_offload]
100145 D - 0xfffffe0059e37200 [netlink_socket (PID]
869 767 869 0 Z syz-executor
db> show all locks
Process 876 (syz-executor) thread 0xfffffe0054935000 (100224)
exclusive lockmgr bufwait (bufwait) r = 0 (0xfffffe00084f4610) locked @ /syzkaller/managers/main/kernel/sys/kern/vfs_bio.c:1752
exclusive lockmgr ufs (ufs) r = 0 (0xfffffe0077db9228) locked @ /syzkaller/managers/main/kernel/sys/kern/vfs_vnops.c:1236
Process 870 (syz-executor) thread 0xfffffe005492e000 (100214)
exclusive rw vmobject (vmobject) r = 0 (0xfffffe0054933528) locked @ /syzkaller/managers/main/kernel/sys/vm/vm_fault.c:2287
exclusive sx vm map (user) (vm map (user)) r = 0 (0xfffffe0054902980) locked @ /syzkaller/managers/main/kernel/sys/vm/vm_map.c:2810
db> show malloc
Type InUse MemUse Requests
pf_hash 6 12804K 6
linker 376 5023K 494
tcp_hpts 7 4801K 7
devbuf 4188 4324K 4213
sysctloid 34737 2046K 34812
vtbuf 24 1968K 46
kobj 330 1320K 494
newblk 454 1138K 894
vfscache 3 1025K 3
pcb 30 674K 69
inodedep 80 542K 171
ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
intr 4 472K 4
filedesc 52 409K 177
subproc 164 330K 972
vnet_data 2 224K 2
acpitask 1 224K 1
KTRACE 100 200K 100
acpica 1674 184K 54408
vmem 5 144K 6
tidhash 3 141K 3
pagedep 30 136K 79
tfo_ccache 1 128K 1
IP reass 1 128K 1
DEVFS1 109 109K 126
sem 4 106K 4
gtaskqueue 18 98K 18
bus 994 81K 5040
mtx_pool 3 74K 3
syncache 1 68K 1
NFSD srvcache 3 68K 3
module 520 65K 520
ddb_capture 1 64K 1
kdtrace 228 44K 1105
umtx 336 42K 336
temp 35 37K 1868
BPF 22 36K 22
hostcache 1 32K 1
shm 1 32K 1
DEVFS3 128 32K 138
msg 4 30K 4
kbdmux 6 28K 6
DEVFS_RULE 56 20K 56
ifaddr 67 19K 69
LRO 18 19K 18
ufs_mount 4 17K 5
proc 3 17K 3
tty 16 16K 16
routetbl 130 16K 410
ithread 90 15K 90
bus-sc 34 15K 1637
lltable 44 14K 45
eventhandler 163 14K 163
ifnet 7 13K 7
ether_multi 152 13K 162
kenv 95 12K 95
GEOM 61 11K 477
CAM queue 5 11K 1528
rman 82 10K 437
rpc 8 9K 8
plimit 23 9K 347
in6_multi 65 9K 65
bmsafemap 3 9K 142
ksem 2 9K 2
devstat 4 9K 4
UART 12 9K 12
filemon 1 8K 1
shmfd 1 8K 2
pfs_vncache 1 8K 1
audit_evclass 239 8K 301
taskqueue 72 8K 72
kqueue 77 8K 926
cred 27 7K 208
sglist 6 7K 6
CAM DEV 3 6K 510
pfs_nodes 22 6K 22
dirrem 19 5K 104
ufs_dirhash 24 5K 24
pwddesc 73 5K 881
diradd 36 5K 124
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
indirdep 14 4K 130
acpisem 28 4K 28
DEVFSP 47 3K 62
selfd 46 3K 10681
proc-args 99 3K 1929
terminal 11 3K 11
session 22 3K 34
acpidev 20 3K 20
uidinfo 4 3K 9
hhook 8 3K 10
newdirblk 18 3K 62
clone 9 3K 9
kcovinfo 36 3K 36
lockf 20 3K 83
local_apic 1 2K 1
io_apic 1 2K 1
ipsec-saq 2 2K 2
ip6ndp 12 2K 13
mkdir 14 2K 124
Unitno 30 2K 484
sctp_ifa 13 2K 14
CC Mem 13 2K 36
CAM XPT 22 2K 543
in_multi 6 2K 8
tun 4 2K 4
toponodes 6 2K 6
ipsecpolicy 2 2K 2
select 11 2K 36
msi 9 2K 9
netlink 2 2K 73
softdep 1 1K 1
sahead 1 1K 1
secasvar 1 1K 1
nhops 6 1K 8
vnodemarker 2 1K 8
NFSD session 1 1K 1
CAM periph 4 1K 271
ipsec 3 1K 3
sctp_ifn 6 1K 14
sctp_atcl 2 1K 8
inpcbpolicy 24 1K 205
mld 6 1K 6
igmp 6 1K 6
pfil 6 1K 6
isadev 6 1K 6
osd 18 1K 52
mount 16 1K 242
pci_link 10 1K 10
crypto 4 1K 7
encap_export_host 12 1K 12
filecaps 6 1K 73
cdev 2 1K 2
lkpikmalloc 8 1K 9
ip_msource 7 1K 21
chacha20random 1 1K 1
biobuf 1 1K 1
sctp_timw 1 1K 1
VN POLL 2 1K 6
vnodes 1 1K 1
procdesc 2 1K 8
NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1
DEVFS 9 1K 10
CAM SIM 2 1K 2
feeder 7 1K 7
pf_osfp 2 1K 2
tcpfunc 3 1K 3
loginclass 3 1K 5
prison 6 1K 6
cryptodev 2 1K 53
nexusdev 8 1K 8
apmdev 1 1K 1
atkbddev 2 1K 2
aio 4 1K 4
soname 5 1K 3343
iov 2 1K 13672
pmchooks 1 1K 1
sigio 2 1K 5
CAM path 4 1K 1034
CAM dev queue 2 1K 2
CAM I/O Scheduler 1 1K 1
sctp_vrf 1 1K 1
sctp_atky 2 1K 9
ip6_msource 1 1K 1
vnet 1 1K 1
pmc 1 1K 1
entropy 2 1K 33
acpiintr 1 1K 1
sctp_athm 2 1K 8
cpus 2 1K 2
vnet_data_free 1 1K 1
Per-cpu 1 1K 1
freework 1 1K 179
p1003.1b 1 1K 1
mqdata 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
ipcomp 0 0K 0
esp 0 0K 0
ah 0 0K 0
sctp_mcore 0 0K 0
sctp_socko 0 0K 0
sctp_iter 0 0K 12
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 12
sctp_aadr 0 0K 0
sctp_stro 0 0K 1
sctp_stri 0 0K 0
sctp_map 0 0K 2
tcp_pcm_rack 0 0K 0
tcp_do_rack 0 0K 0
tcp_fsb_rack 0 0K 0
madt_table 0 0K 2
smartpqi 0 0K 0
ixl 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
fpukern_ctx 0 0K 0
xen_intr 0 0K 0
xen_hvm 0 0K 0
legacydrv 0 0K 0
NMI handlers 0 0K 0
bounce 0 0K 0
busdma 0 0K 0
qpidrv 0 0K 0
dmar_idpgtbl 0 0K 0
dmar_dom 0 0K 0
dmar_ctx 0 0K 0
amdiommu_dom 0 0K 0
amdiommu_ctx 0 0K 0
isci 0 0K 0
iommu_dmamap 0 0K 0
hyperv_socket 0 0K 0
bxe_ilt 0 0K 0
aesni_data 0 0K 0
xenbus 0 0K 0
vm_fictitious 0 0K 0
UMAHash 0 0K 0
vm_pgdata 0 0K 0
jblocks 0 0K 0
savedino 0 0K 123
sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0
sbdep 0 0K 2
jsegdep 0 0K 0
jseg 0 0K 0
jfreefrag 0 0K 0
jfreeblk 0 0K 0
jnewblk 0 0K 0
jmvref 0 0K 0
jremref 0 0K 0
jaddref 0 0K 0
freedep 0 0K 0
freefile 0 0K 66
freeblks 0 0K 84
freefrag 0 0K 5
allocindir 0 0K 0
allocdirect 0 0K 0
ufs_trim 0 0K 0
mactemp 0 0K 0
audit_trigger 0 0K 0
audit_pipe_presel 0 0K 0
audit_pipeent 0 0K 0
audit_pipe 0 0K 0
audit_evname 0 0K 0
audit_bsm 0 0K 0
audit_gidset 0 0K 0
audit_text 0 0K 0
audit_path 0 0K 0
audit_data 0 0K 0
audit_cred 0 0K 0
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
MLX5EEPROM 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
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 3
ip6_moptions 0 0K 2
in6_mfilter 0 0K 4
frag6 0 0K 0
tcplog 0 0K 0
tcp_hwpace 0 0K 0
ip_moptions 0 0K 4
in_mfilter 0 0K 28
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 19
fadvise 0 0K 1
statfs 0 0K 184
namei_tracker 0 0K 0
export_host 0 0K 0
cl_savebuf 0 0K 1
lio 0 0K 1
acl 0 0K 0
mbuf_tag 0 0K 0
ktls 0 0K 0
accf 0 0K 0
pts 0 0K 0
timerfd 0 0K 0
ioctlops 0 0K 100
eventfd 0 0K 0
Witness 0 0K 0
stack 0 0K 0
sbuf 0 0K 308
firmware 0 0K 0
compressor 0 0K 0
SWAP 0 0K 0
sysctltmp 0 0K 651
sysctl 0 0K 3
ekcd 0 0K 0
dumper 0 0K 0
sendfile 0 0K 0
rctl 0 0K 0
cache 0 0K 0
prison_racct 0 0K 0
Fail Points 0 0K 0
filedesc_to_leader 0 0K 0
pwd 0 0K 0
tty console 0 0K 0
boottrace 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
tmpfs extattr 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
NEWNFSnode 0 0K 0
NFSCL lck 0 0K 0
NFSCL lckown 0 0K 0
NFSCL client 0 0K 0
NFSCL deleg 0 0K 0
NFSCL open 0 0K 0
NFSCL owner 0 0K 0
NFS fh 0 0K 0
NFS req 0 0K 0
NFSD usrgroup 0 0K 0
NFSD string 0 0K 0
NFSD V4lock 0 0K 0
NFSD V4state 0 0K 0
msdosfs_fat 0 0K 0
msdosfs_mount 0 0K 0
msdosfs_node 0 0K 0
DEVFS4 0 0K 0
DEVFS2 0 0K 0
gntdev 0 0K 0
privcmd_dev 0 0K 0
evtchn_dev 0 0K 0
xenstore 0 0K 0
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
pvscsi 0 0K 0
USBdev 0 0K 0
USB 0 0K 0
twsbuf 0 0K 0
tcp_log_dev 0 0K 0
midi buffers 0 0K 0
mixer 0 0K 0
ac97 0 0K 0
hdacc 0 0K 0
hdac 0 0K 0
hdaa 0 0K 0
SIIS driver 0 0K 0
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
mrsasbuf 0 0K 0
mpt_user 0 0K 0
mps_user 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
md_sectors 0 0K 0
md_disk 0 0K 0
malodev 0 0K 0
LED 0 0K 0
ix_sriov 0 0K 0
ix 0 0K 0
ipsbuf 0 0K 0
ciss_data 0 0K 0
BACKLIGHT 0 0K 0
ath_hal 0 0K 0
athdev 0 0K 0
ata_pci 0 0K 0
ata_dma 0 0K 0
ata_generic 0 0K 0
AHCI driver 0 0K 0
agp 0 0K 0
acpipwr 0 0K 0
acpi_perf 0 0K 0
acpicmbat 0 0K 0
aacraidcam 0 0K 0
aacraid_buf 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
scsi_da 0 0K 69
ata_da 0 0K 0
scsi_ch 0 0K 0
scsi_cd 0 0K 0
nvme_da 0 0K 0
CAM CCB 0 0K 523
CAM ccb queue 0 0K 0
db> show uma
Zone Size Used Free Requests Sleeps Bucket Total Mem XFree
mbuf_jumbo_page 4096 8320 1078 12428 0 254 38494208 0
mbuf 256 8623 1039 17244 0 254 2473472 0
BUF TRIE 152 226 11578 859 0 62 1794208 0
malloc-384 384 4173 57 4520 0 30 1624320 0
malloc-128 128 11513 205 11699 0 126 1499904 0
malloc-4096 4096 330 6 498 0 2 1376256 0
UMA Slabs 0 112 10934 4 10934 0 126 1225056 0
RADIX NODE 152 6969 176 32751 0 62 1086040 0
mbuf_cluster 2048 508 0 508 0 254 1040384 0
vmem btag 56 16081 86 16081 0 254 905352 0
FFS inode 1168 550 31 616 0 8 678608 0
malloc-65536 65536 9 0 12 0 1 589824 0
sctp_ep 1152 2 509 7 0 254 588672 0
sctp_asoc 2256 0 255 1 0 254 575280 0
socket 1024 42 466 1418 0 254 520192 0
lkpicurr 168 2 3094 2 0 62 520128 0
pbuf 2624 0 198 0 0 2 519552 0
malloc-16384 16384 29 1 270 0 1 491520 0
malloc-65536 65536 4 2 174 0 1 393216 0
VM OBJECT 264 1294 26 14012 0 30 348480 0
malloc-4096 4096 75 1 877 0 2 311296 0
THREAD 1824 153 15 226 0 8 306432 0
VNODE 440 589 104 657 0 30 304920 0
256 Bucket 2048 134 10 1011 0 8 294912 0
malloc-64 64 4104 243 4971 0 254 278208 0
malloc-16 16 14340 160 14431 0 254 232000 0
malloc-2048 2048 101 11 125 0 8 229376 0
DEVCTL 1024 21 199 148 0 0 225280 0
malloc-256 256 728 142 2092 0 62 222720 0
malloc-128 128 1230 289 25662 0 126 194432 0
sctp_raddr 736 0 264 1 0 254 194304 0
UMA Zones 768 237 2 237 0 16 183552 0
malloc-32 32 5356 314 6639 0 254 181440 0
MAP ENTRY 96 1765 125 44190 0 126 181440 0
lkpimm 56 1 3095 1 0 254 173376 0
malloc-64 64 60 2523 10756 0 254 165312 0
unpcb 320 13 503 1175 0 254 165120 0
malloc-32768 32768 3 2 124 0 1 163840 0
malloc-32768 32768 0 5 100 0 1 163840 0
malloc-1024 1024 124 36 1863 0 16 163840 0
FFS2 dinode 256 550 80 616 0 62 161280 0
FPU_save_area 832 155 25 291 0 16 149760 0
malloc-2048 2048 9 63 1237 0 8 147456 0
S VFS Cache 104 1007 280 1110 0 126 133848 0
malloc-65536 65536 2 0 2 0 1 131072 0
malloc-128 128 810 213 1891 0 126 130944 0
mbuf_packet 256 3 505 159 0 254 130048 0
PROC 1376 73 15 877 0 8 121088 0
ksiginfo 112 64 980 205 0 126 116928 0
malloc-128 128 531 244 3853 0 126 99200 0
filedesc0 1072 73 11 881 0 8 90048 0
UMA Kegs 384 223 0 223 0 30 85632 0
malloc-8192 8192 7 2 114 0 1 73728 0
malloc-384 384 134 46 551 0 30 69120 0
128 Bucket 1024 49 18 255 0 16 68608 0
malloc-64 64 594 477 2463 0 254 68544 0
malloc-65536 65536 1 0 1 0 1 65536 0
malloc-65536 65536 1 0 1 0 1 65536 0
malloc-65536 65536 0 1 8 0 1 65536 0
malloc-32768 32768 2 0 2 0 1 65536 0
malloc-32768 32768 2 0 2 0 1 65536 0
malloc-4096 4096 13 3 29 0 2 65536 0
malloc-256 256 166 89 541 0 62 65280 0
ertt_txseginfo 40 1234 382 2547 0 254 64640 0
g_bio 408 0 150 6750 0 30 61200 0
malloc-4096 4096 8 6 573 0 2 57344 0
64 Bucket 512 71 33 1870 0 30 53248 0
malloc-64 64 590 229 1585 0 254 52416 0
tcp_bbr_map 128 340 63 680 0 126 51584 0
malloc-256 256 11 184 564 0 62 49920 0
malloc-256 256 82 113 287 0 62 49920 0
malloc-256 256 85 110 708 0 62 49920 0
32 Bucket 256 71 124 1986 0 62 49920 0
DIRHASH 1024 34 14 34 0 16 49152 0
NAMEI 1024 0 48 13085 0 16 49152 0
malloc-8192 8192 6 0 7 0 1 49152 0
malloc-4096 4096 10 2 10 0 2 49152 0
malloc-384 384 93 27 99 0 30 46080 0
syncache 168 0 264 3 0 254 44352 0
tcp_inpcb 1304 14 19 36 0 8 43032 0
malloc-8192 8192 5 0 5 0 1 40960 0
malloc-4096 4096 8 2 13 0 2 40960 0
pcpu-8 8 4720 400 4876 0 254 40960 0
VMSPACE 584 52 18 857 0 16 40880 0
udp_inpcb 408 9 81 158 0 30 36720 0
malloc-64 64 22 545 13590 0 254 36288 0
malloc-64 64 191 376 191 0 254 36288 0
malloc-64 64 9 558 40 0 254 36288 0
malloc-64 64 91 476 899 0 254 36288 0
malloc-128 128 71 208 75 0 126 35712 0
malloc-128 128 54 225 338 0 126 35712 0
malloc-128 128 0 279 157 0 126 35712 0
malloc-128 128 10 269 10 0 126 35712 0
routing nhops 256 27 108 34 0 62 34560 0
ttyoutq 256 72 63 160 0 62 34560 0
malloc-256 256 34 101 73 0 62 34560 0
malloc-256 256 29 106 211 0 62 34560 0
malloc-256 256 42 93 92 0 62 34560 0
malloc-32768 32768 0 1 11 0 1 32768 0
malloc-8192 8192 3 1 5 0 1 32768 0
malloc-2048 2048 4 12 5 0 8 32768 0
malloc-2048 2048 8 8 8 0 8 32768 0
malloc-2048 2048 6 10 116 0 8 32768 0
malloc-2048 2048 10 6 10 0 8 32768 0
malloc-2048 2048 6 10 27 0 8 32768 0
malloc-2048 2048 3 13 3 0 8 32768 0
malloc-1024 1024 0 32 5 0 16 32768 0
malloc-1024 1024 23 9 27 0 16 32768 0
malloc-1024 1024 9 23 9 0 16 32768 0
malloc-1024 1024 1 31 3 0 16 32768 0
malloc-1024 1024 15 17 19 0 16 32768 0
malloc-512 512 11 53 185 0 30 32768 0
malloc-512 512 2 62 23 0 30 32768 0
malloc-512 512 2 62 17 0 30 32768 0
pcpu-64 64 495 17 495 0 254 32768 0
sctp_stream_msg_out 112 0 288 1 0 254 32256 0
ttyinq 160 135 65 300 0 62 32000 0
Files 80 198 202 7068 0 126 32000 0
PGRP 120 28 236 46 0 126 31680 0
clpbuf 2624 0 12 25 0 4 31488 0
sctp_laddr 48 0 588 12 0 254 28224 0
rl_entry 48 2 586 3 0 254 28224 0
malloc-32 32 481 401 1800 0 254 28224 0
16 Bucket 144 58 138 295 0 62 28224 0
4 Bucket 48 7 581 9 0 254 28224 0
AIO 208 1 132 8 0 62 27664 0
da_ccb 544 0 49 1799 0 16 26656 0
TURNSTILE 136 169 20 169 0 62 25704 0
cpuset 200 7 121 7 0 62 25600 0
malloc-8192 8192 3 0 3 0 1 24576 0
malloc-4096 4096 3 3 189 0 2 24576 0
pipe 736 21 12 305 0 16 24288 0
PWD 40 26 580 136 0 254 24240 0
rtentry 168 30 114 34 0 62 24192 0
8 Bucket 80 49 251 326 0 126 24000 0
itimer 352 0 66 24 0 30 23232 0
malloc-384 384 6 54 31 0 30 23040 0
malloc-384 384 20 40 22 0 30 23040 0
malloc-384 384 28 32 39 0 30 23040 0
ripcb 376 2 58 10 0 30 22560 0
Mountpoints 2816 2 6 4 0 4 22528 0
SLEEPQUEUE 88 169 87 169 0 126 22528 0
hostcache 64 1 314 1 0 254 20160 0
ertt 72 13 267 36 0 126 20160 0
malloc-32 32 37 593 189 0 254 20160 0
malloc-32 32 12 618 467 0 254 20160 0
malloc-32 32 134 496 170 0 254 20160 0
malloc-32 32 39 591 2741 0 254 20160 0
malloc-32 32 5 625 10 0 254 20160 0
2 Bucket 32 58 572 381 0 254 20160 0
KNOTE 160 1 124 23 0 62 20000 0
AIOCB 552 2 33 7 0 16 19320 0
L VFS Cache 320 0 60 12 0 30 19200 0
vmem 1856 2 7 2 0 8 16704 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-16384 16384 1 0 2 0 1 16384 0
malloc-8192 8192 0 2 19 0 1 16384 0
malloc-4096 4096 1 3 43 0 2 16384 0
malloc-1024 1024 3 13 3 0 16 16384 0
malloc-512 512 0 32 2 0 30 16384 0
malloc-512 512 3 29 9 0 30 16384 0
malloc-512 512 1 31 2 0 30 16384 0
malloc-512 512 1 31 1 0 30 16384 0
malloc-512 512 4 28 4 0 30 16384 0
SMR CPU 32 8 503 8 0 254 16352 0
tcp_bbr_pcb 896 1 17 2 0 16 16128 0
malloc-16 16 538 462 3592 0 254 16000 0
tcp_log_id_node 120 1 131 1 0 126 15840 0
kenv 258 17 43 1066 0 30 15480 0
mqnode 416 3 33 3 0 30 14976 0
udplite_inpcb 408 0 36 1 0 30 14688 0
SMR SHARED 24 8 503 8 0 254 12264 0
tcp_log_id_bucket 176 1 68 1 0 62 12144 0
malloc-32 32 6 372 19 0 254 12096 0
malloc-16 16 55 695 1546 0 254 12000 0
malloc-16 16 14 736 15 0 254 12000 0
malloc-16 16 33 717 24833 0 254 12000 0
malloc-16 16 10 740 133 0 254 12000 0
malloc-16 16 7 743 13 0 254 12000 0
malloc-384 384 1 29 1 0 30 11520 0
malloc-384 384 1 29 1 0 30 11520 0
AIOLIO 272 0 42 1 0 30 11424 0
malloc-8192 8192 1 0 1 0 1 8192 0
malloc-8192 8192 1 0 1 0 1 8192 0
pcpu-16 16 8 504 8 0 254 8192 0
vtnet_tx_hdr 24 1 333 3370 0 254 8016 0
malloc-16 16 13 487 14 0 254 8000 0
UMA Slabs 1 176 9 13 9 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 152 0 0 0 0 62 0 0
cdg_qdiffsample 16 0 0 0 0 254 0 0
pf state scrubs 40 0 0 0 0 254 0 0
pf frag entries 40 0 0 0 0 254 0 0
pf frags 256 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 UDP mappings 104 0 0 0 0 126 0 0
pf source nodes 152 0 0 0 0 254 0 0
pf state keys 88 0 0 0 0 126 0 0
pf states 384 0 0 0 0 254 0 0
pf tags 104 0 0 0 0 126 0 0
pf mtags 184 0 0 0 0 62 0 0
tcp_rack_pcb 1088 0 0 0 0 8 0 0
tcp_rack_map 128 0 0 0 0 126 0 0
tfo_ccache_entries 80 0 0 0 0 126 0 0
tfo 4 0 0 0 0 254 0 0
sackhole 32 0 0 0 0 254 0 0
ipq 56 0 0 0 0 254 0 0
sctp_asconf_ack 48 0 0 0 0 254 0 0
sctp_asconf 40 0 0 0 0 254 0 0
sctp_readq 152 0 0 0

---
This report is generated by a bot. It may contain errors.
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syzbot

unread,
Apr 17, 2025, 3:14:31 AM4/17/25
to syzkaller-f...@googlegroups.com
syzbot has found a reproducer for the following issue on:

HEAD commit: 33e22c4f94d1 pathconf.2: Update man page for the _PC_NAMED..
git tree: freebsd-src
console output: https://syzkaller.appspot.com/x/log.txt?x=1038c8cc580000
dashboard link: https://syzkaller.appspot.com/bug?extid=343568d6050aa768a7f3
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1056c204580000

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+343568...@syzkaller.appspotmail.com

Fatal trap 12: page fault while in kernel mode
cpuid = 0; apic id = 00
fault virtual address = 0x0
fault code = supervisor read data, page not present
instruction pointer = 0x20:0xffffffff81534f12
stack pointer = 0x28:0xfffffe00572648e0
frame pointer = 0x28:0xfffffe0057264a20
code segment = base 0x0, limit 0xfffff, type 0x1b
= DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags = resume, IOPL = 0
current process = 11 (idle: cpu0)
rdi: 0000000000000000 rsi: 0000000000000000 rdx: fffff78000000000
rcx: fffffe00033eee30 r8: 0000000000000000 r9: 0000000000000001
rax: fffffe00033eee30 rbx: fffffe006f191a20 rbp: fffffe0057264a20
r10: 952bd47e56621a7f r11: 0000000000000017 r12: 0000000000000000
r13: 000001d2963256db r14: 0000000000000000 r15: fffffe006f191a18
trap number = 12
panic: page fault
cpuid = 0
time = 1744873604
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc6/frame 0xfffffe0057264110
kdb_backtrace() at kdb_backtrace+0xd0/frame 0xfffffe0057264270
vpanic() at vpanic+0x257/frame 0xfffffe0057264430
panic() at panic+0xb5/frame 0xfffffe00572644f0
trap_pfault() at trap_pfault+0xaec/frame 0xfffffe0057264630
trap() at trap+0x78e/frame 0xfffffe0057264810
calltrap() at calltrap+0x8/frame 0xfffffe0057264810
--- trap 0xc, rip = 0xffffffff81534f12, rsp = 0xfffffe00572648e0, rbp = 0xfffffe0057264a20 ---
callout_process() at callout_process+0x452/frame 0xfffffe0057264a20
handleevents() at handleevents+0x3ee/frame 0xfffffe0057264a90
timercb() at timercb+0x3cb/frame 0xfffffe0057264b60
lapic_handle_timer() at lapic_handle_timer+0x17f/frame 0xfffffe0057264ba0
Xtimerint() at Xtimerint+0xb1/frame 0xfffffe0057264ba0
--- interrupt, rip = 0xffffffff8158c0cd, rsp = 0xfffffe0057264c78, rbp = 0xfffffe0057264ef0 ---
kasan_atomic_load_short() at kasan_atomic_load_short+0x5d/frame 0xfffffe0057264ef0
fork_exit() at fork_exit+0xcc/frame 0xfffffe0057264f30
fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe0057264f30
--- trap 0, rip = 0, rsp = 0, rbp = 0 ---
KDB: enter: panic
[ thread pid 11 tid 100003 ]
Stopped at kdb_enter+0x6e: movq $0,0x23e7de7(%rip)
db>
db> set $lines = 0
db> set $maxwidth = 0
db> show registers
cs 0x20
ds 0x3b
es 0x3b
fs 0x13
gs 0x1b
ss 0x28
rax 0x12
rcx 0xfffffe00033eee30
rdx 0xdffff7c000000000
rbx 0xffffffff82752ee0 .str.27
rsp 0xfffffe0057264250
rbp 0xfffffe0057264270
rsi 0
rdi 0xffffffff82e004c0 panicstr
r8 0
r9 0xffffffff
r10 0
r11 0x17
r12 0xfffffe000800b740
r13 0xfffffffffffffffe
r14 0xffffffff82752ee0 .str.27
r15 0
rip 0xffffffff815c62ae kdb_enter+0x6e
rflags 0x46
kdb_enter+0x6e: movq $0,0x23e7de7(%rip)
db> show proc
Process 11 (idle) at 0xfffffe0008006ae0:
state: NORMAL
uid: 0 gids: 0
parent: pid 0 at 0xffffffff839387c0
ABI: null
flag: 0x10000284 flag2: 0
reaper: 0xffffffff839387c0 reapsubtree: 11
sigparent: 20
vmspace: 0xffffffff83939760
(map 0xffffffff83939760)
(map.pmap 0xffffffff83939800)
(pmap 0xffffffff83939870)
threads: 2
100003 Run CPU 0 [idle: cpu0]
100004 CanRun [idle: cpu1]
db> ps
pid ppid pgrp uid state wmesg wchan cmd
1698 1697 875 0 S uwait 0xfffffe006f253c80 syz-executor
1697 875 875 0 S (threaded) syz-executor
101229 S nanslp 0xffffffff8398f401 syz-executor
101230 S sapblk 0xffffffff8397d6e0 syz-executor
101231 S uwait 0xfffffe006f52de00 syz-executor
1696 1695 859 0 S umtxn 0xfffffe006f87e880 syz-executor
1695 859 859 0 S (threaded) syz-executor
101171 S nanslp 0xffffffff8398f400 syz-executor
101226 S sapblk 0xffffffff8397d6e0 syz-executor
101227 S uwait 0xfffffe006f87e780 syz-executor
1694 1693 869 0 S uwait 0xfffffe006f52d800 syz-executor
1693 869 869 0 R (threaded) syz-executor
101201 RunQ syz-executor
101223 S sapblk 0xffffffff8397d6e0 syz-executor
101224 S uwait 0xfffffe006f52d600 syz-executor
1692 1690 867 0 S uwait 0xfffffe006f52d700 syz-executor
1691 1 869 0 S uwait 0xfffffe006f52dc00 syz-executor
1690 867 867 0 D (threaded) syz-executor
101180 S nanslp 0xffffffff8398f401 syz-executor
101218 D reapst 0xfffffe0057da1a08 syz-executor
101221 S uwait 0xfffffe006f52d500 syz-executor
1688 1 875 0 S uwait 0xfffffe006f253e80 syz-executor
1686 1 859 0 S uwait 0xfffffe006f253d80 syz-executor
1684 1 875 0 S uwait 0xfffffe006f503f00 syz-executor
1683 1 867 0 S uwait 0xfffffe006f503400 syz-executor
1680 1 869 0 S umtxn 0xfffffe006f52f500 syz-executor
1678 1 859 0 S uwait 0xfffffe006f503a00 syz-executor
1676 1 867 0 S uwait 0xfffffe006f52e280 syz-executor
1674 1 875 0 S uwait 0xfffffe006f52e080 syz-executor
1672 1 869 0 S uwait 0xfffffe006f503100 syz-executor
1670 1 859 0 S uwait 0xfffffe006f503700 syz-executor
1669 1 875 0 S uwait 0xfffffe006f504180 syz-executor
1666 1 867 0 S uwait 0xfffffe006f504580 syz-executor
1664 1 875 0 S uwait 0xfffffe006f52dd00 syz-executor
1662 1 869 0 S uwait 0xfffffe006f505200 syz-executor
1660 1 859 0 S uwait 0xfffffe006f253b80 syz-executor
1658 1 875 0 S uwait 0xfffffe006f504680 syz-executor
1656 1 867 0 S uwait 0xfffffe006f503e00 syz-executor
1654 1 869 0 S uwait 0xfffffe006f52f200 syz-executor
1652 1 859 0 S uwait 0xfffffe006f503600 syz-executor
1650 1 867 0 S uwait 0xfffffe006f503d00 syz-executor
1648 1 875 0 S uwait 0xfffffe006f253a80 syz-executor
1646 1 859 0 S uwait 0xfffffe006f503300 syz-executor
1644 1 869 0 S uwait 0xfffffe006f503900 syz-executor
1642 1 867 0 S uwait 0xfffffe006f504780 syz-executor
1640 1 859 0 S uwait 0xfffffe006f503500 syz-executor
1638 1 875 0 S uwait 0xfffffe006f503b00 syz-executor
1637 1 869 0 S uwait 0xfffffe006f52e480 syz-executor
1634 1 867 0 S uwait 0xfffffe006f504880 syz-executor
1632 1 869 0 S uwait 0xfffffe006f52df00 syz-executor
1630 1 859 0 S uwait 0xfffffe006f504280 syz-executor
1629 1 875 0 S uwait 0xfffffe006f504080 syz-executor
1626 1 869 0 S uwait 0xfffffe006f503c00 syz-executor
1624 1 867 0 S uwait 0xfffffe006f505b00 syz-executor
1622 1 875 0 S uwait 0xfffffe006f504a80 syz-executor
1620 1 859 0 S uwait 0xfffffe006f504980 syz-executor
1618 1 869 0 S uwait 0xfffffe006f52f300 syz-executor
1616 1 867 0 S umtxn 0xfffffe006ee00900 syz-executor
1614 1 875 0 S uwait 0xfffffe006f504480 syz-executor
1612 1 859 0 S uwait 0xfffffe006f505400 syz-executor
1611 1 869 0 S uwait 0xfffffe006f506480 syz-executor
1608 1 875 0 S uwait 0xfffffe006f52e180 syz-executor
1606 1 867 0 S uwait 0xfffffe006f52e580 syz-executor
1604 1 869 0 S uwait 0xfffffe006f52e780 syz-executor
1603 1 859 0 S uwait 0xfffffe006f504b80 syz-executor
1600 1 875 0 S uwait 0xfffffe006f52e880 syz-executor
1598 1 867 0 S umtxn 0xfffffe006f505a00 syz-executor
1596 1 875 0 S uwait 0xfffffe006f52eb80 syz-executor
1594 1 869 0 S uwait 0xfffffe006f52ea80 syz-executor
1592 1 859 0 S uwait 0xfffffe006f52e980 syz-executor
1590 1 875 0 S uwait 0xfffffe006f506880 syz-executor
1588 1 867 0 S uwait 0xfffffe006f52e680 syz-executor
1586 1 859 0 S uwait 0xfffffe006f52ec80 syz-executor
1584 1 869 0 S uwait 0xfffffe006f505100 syz-executor
1582 1 859 0 S uwait 0xfffffe006f52ed80 syz-executor
1580 1 875 0 S uwait 0xfffffe006f52f400 syz-executor
1578 1 867 0 S uwait 0xfffffe006f52f100 syz-executor
1576 1 875 0 S umtxn 0xfffffe006f52f000 syz-executor
1574 1 869 0 S uwait 0xfffffe006ecf2880 syz-executor
1573 1 859 0 S uwait 0xfffffe006f504c80 syz-executor
1570 1 875 0 S uwait 0xfffffe006f505300 syz-executor
1568 1 867 0 S uwait 0xfffffe006f505500 syz-executor
1566 1 875 0 S uwait 0xfffffe006edfd100 syz-executor
1564 1 869 0 S uwait 0xfffffe006f505000 syz-executor
1562 1 859 0 S uwait 0xfffffe006f504d80 syz-executor
1560 1 875 0 S uwait 0xfffffe006edfd700 syz-executor
1558 1 867 0 S uwait 0xfffffe006f52f900 syz-executor
1557 1 875 0 S uwait 0xfffffe006ecf2980 syz-executor
1555 1 859 0 S uwait 0xfffffe006f505700 syz-executor
1552 1 869 0 S uwait 0xfffffe006f52ee80 syz-executor
1550 1 875 0 S uwait 0xfffffe006f52fb00 syz-executor
1549 1 869 0 S uwait 0xfffffe006f52fa00 syz-executor
1546 1 867 0 S uwait 0xfffffe006f505900 syz-executor
1544 1 859 0 S uwait 0xfffffe006f52f800 syz-executor
1542 1 875 0 S uwait 0xfffffe006edfd000 syz-executor
1540 1 867 0 S uwait 0xfffffe006f505e00 syz-executor
1539 1 869 0 S uwait 0xfffffe006f505c00 syz-executor
1536 1 875 0 S uwait 0xfffffe006edfe480 syz-executor
1534 1 859 0 S uwait 0xfffffe006f251a00 syz-executor
1532 1 875 0 S uwait 0xfffffe006edfd500 syz-executor
1530 1 869 0 S uwait 0xfffffe006f505600 syz-executor
1529 1 867 0 S uwait 0xfffffe006edfdb00 syz-executor
1526 1 875 0 S uwait 0xfffffe006f506380 syz-executor
1524 1 859 0 S uwait 0xfffffe006f506280 syz-executor
1522 1 867 0 S uwait 0xfffffe006f506580 syz-executor
1520 1 875 0 S uwait 0xfffffe006f506080 syz-executor
1518 1 869 0 S uwait 0xfffffe006f506a80 syz-executor
1516 1 875 0 S uwait 0xfffffe006f506180 syz-executor
1514 1 859 0 S uwait 0xfffffe006f250180 syz-executor
1512 1 867 0 S uwait 0xfffffe006ee00e00 syz-executor
1510 1 869 0 S uwait 0xfffffe006f505f00 syz-executor
1508 1 869 0 S uwait 0xfffffe006edfd800 syz-executor
1507 1 875 0 S uwait 0xfffffe006f505d00 syz-executor
1504 1 867 0 S uwait 0xfffffe006f506680 syz-executor
1502 1 859 0 S uwait 0xfffffe006f52f700 syz-executor
1500 1 867 0 S uwait 0xfffffe006f506780 syz-executor
1498 1 875 0 S uwait 0xfffffe006f52f600 syz-executor
1496 1 869 0 S uwait 0xfffffe006f250580 syz-executor
1494 1 859 0 S uwait 0xfffffe006edfde00 syz-executor
1492 1 867 0 S uwait 0xfffffe006ecf2b80 syz-executor
1490 1 875 0 S uwait 0xfffffe006ecf2e80 syz-executor
1488 1 867 0 S uwait 0xfffffe006f506980 syz-executor
1487 1 859 0 S uwait 0xfffffe006ee00f00 syz-executor
1484 1 869 0 S uwait 0xfffffe006ee00c00 syz-executor
1482 1 859 0 S uwait 0xfffffe006f250880 syz-executor
1480 1 875 0 S uwait 0xfffffe006ecee480 syz-executor
1478 1 859 0 S uwait 0xfffffe006ecf2d80 syz-executor
1477 1 869 0 S uwait 0xfffffe006ecf2c80 syz-executor
1474 1 867 0 S uwait 0xfffffe006f250080 syz-executor
1472 1 859 0 S uwait 0xfffffe006ecf2a80 syz-executor
1470 1 867 0 S uwait 0xfffffe006f250780 syz-executor
1468 1 875 0 S uwait 0xfffffe006edfd900 syz-executor
1466 1 859 0 S uwait 0xfffffe006ecee380 syz-executor
1465 1 869 0 S uwait 0xfffffe006ee00a00 syz-executor
1462 1 867 0 S uwait 0xfffffe006f250480 syz-executor
1460 1 859 0 S uwait 0xfffffe006edfd600 syz-executor
1458 1 867 0 S uwait 0xfffffe006f251700 syz-executor
1456 1 875 0 S uwait 0xfffffe006f250e80 syz-executor
1454 1 869 0 S uwait 0xfffffe006ee00d00 syz-executor
1452 1 867 0 S umtxn 0xfffffe006eb9ad00 syz-executor
1451 1 875 0 S uwait 0xfffffe006edfd200 syz-executor
1448 1 869 0 S uwait 0xfffffe006ee00b00 syz-executor
1446 1 859 0 S uwait 0xfffffe006edfe080 syz-executor
1444 1 869 0 S uwait 0xfffffe006ecee180 syz-executor
1442 1 859 0 S uwait 0xfffffe006f250980 syz-executor
1441 1 875 0 S uwait 0xfffffe006f251200 syz-executor
1438 1 867 0 S uwait 0xfffffe006f250680 syz-executor
1436 1 869 0 S uwait 0xfffffe006f250380 syz-executor
1434 1 867 0 S uwait 0xfffffe006edfe180 syz-executor
1432 1 869 0 S uwait 0xfffffe006edfdd00 syz-executor
1430 1 859 0 S uwait 0xfffffe006edfd400 syz-executor
1429 1 875 0 S uwait 0xfffffe006edfe980 syz-executor
1426 1 867 0 S umtxn 0xfffffe006edfd300 syz-executor
1424 1 859 0 S uwait 0xfffffe006f251100 syz-executor
1422 1 867 0 S uwait 0xfffffe006f250d80 syz-executor
1420 1 869 0 S uwait 0xfffffe006edfdf00 syz-executor
1418 1 867 0 S uwait 0xfffffe006f253600 syz-executor
1416 1 875 0 S umtxn 0xfffffe006edfdc00 syz-executor
1414 1 867 0 S uwait 0xfffffe006f250a80 syz-executor
1412 1 859 0 S uwait 0xfffffe006f250280 syz-executor
1410 1 867 0 S uwait 0xfffffe006f252980 syz-executor
1408 1 869 0 S uwait 0xfffffe006edfda00 syz-executor
1406 1 867 0 S uwait 0xfffffe006f251000 syz-executor
1404 1 875 0 S uwait 0xfffffe006f250c80 syz-executor
1402 1 867 0 S uwait 0xfffffe006f251600 syz-executor
1400 1 859 0 S uwait 0xfffffe006f251b00 syz-executor
1398 1 867 0 S uwait 0xfffffe006f252d80 syz-executor
1396 1 859 0 S uwait 0xfffffe006f252280 syz-executor
1394 1 869 0 S uwait 0xfffffe006f251900 syz-executor
1392 1 859 0 S uwait 0xfffffe006edfe880 syz-executor
1390 1 875 0 S uwait 0xfffffe006edfe780 syz-executor
1388 1 859 0 S uwait 0xfffffe006eb9ab00 syz-executor
1386 1 867 0 S uwait 0xfffffe006f251d00 syz-executor
1384 1 859 0 S uwait 0xfffffe006f251400 syz-executor
1382 1 869 0 S uwait 0xfffffe006f250b80 syz-executor
1380 1 875 0 S uwait 0xfffffe006f251e00 syz-executor
1378 1 869 0 S uwait 0xfffffe006f251800 syz-executor
1376 1 859 0 S uwait 0xfffffe006f251500 syz-executor
1374 1 869 0 S uwait 0xfffffe006ecef600 syz-executor
1372 1 867 0 S uwait 0xfffffe006eceec80 syz-executor
1370 1 869 0 S uwait 0xfffffe006f251300 syz-executor
1368 1 875 0 S uwait 0xfffffe006f252a80 syz-executor
1366 1 869 0 S uwait 0xfffffe006f252480 syz-executor
1364 1 867 0 S uwait 0xfffffe006ecef400 syz-executor
1362 1 859 0 S uwait 0xfffffe006f251f00 syz-executor
1360 1 869 0 S uwait 0xfffffe006f252180 syz-executor
1358 1 859 0 S uwait 0xfffffe006f252880 syz-executor
1356 1 869 0 S uwait 0xfffffe006ecef000 syz-executor
1354 1 875 0 S uwait 0xfffffe006f252780 syz-executor
1352 1 859 0 S umtxn 0xfffffe006f253900 syz-executor
1350 1 867 0 S uwait 0xfffffe006f252580 syz-executor
1348 1 875 0 S uwait 0xfffffe006f253500 syz-executor
1346 1 869 0 S uwait 0xfffffe006f252080 syz-executor
1344 1 859 0 S uwait 0xfffffe006f253200 syz-executor
1343 1 867 0 S uwait 0xfffffe006f251c00 syz-executor
1340 1 869 0 S uwait 0xfffffe006ecee080 syz-executor
1338 1 875 0 S uwait 0xfffffe006eb9a800 syz-executor
1336 1 867 0 S uwait 0xfffffe006f252e80 syz-executor
1334 1 869 0 S uwait 0xfffffe006ecee880 syz-executor
1332 1 875 0 S uwait 0xfffffe006f253800 syz-executor
1330 1 869 0 S uwait 0xfffffe006ecef800 syz-executor
1328 1 859 0 S uwait 0xfffffe006f253300 syz-executor
1326 1 867 0 S uwait 0xfffffe006f252680 syz-executor
1324 1 859 0 S uwait 0xfffffe006f252380 syz-executor
1322 1 867 0 S uwait 0xfffffe006ecee580 syz-executor
1320 1 869 0 S uwait 0xfffffe006f253100 syz-executor
1319 1 859 0 S umtxn 0xfffffe006edfe580 syz-executor
1316 1 875 0 S uwait 0xfffffe006f253000 syz-executor
1314 1 867 0 S uwait 0xfffffe006eb9aa00 syz-executor
1312 1 875 0 S uwait 0xfffffe006f252c80 syz-executor
1310 1 867 0 S uwait 0xfffffe006f253700 syz-executor
1308 1 859 0 S uwait 0xfffffe006f252b80 syz-executor
1306 1 867 0 S uwait 0xfffffe006eb9a700 syz-executor
1304 1 859 0 S uwait 0xfffffe006ecee680 syz-executor
1302 1 869 0 S uwait 0xfffffe006ecee780 syz-executor
1300 1 867 0 S uwait 0xfffffe006eb9ac00 syz-executor
1298 1 875 0 S uwait 0xfffffe006ecee980 syz-executor
1296 1 869 0 S uwait 0xfffffe006f253400 syz-executor
1294 1 859 0 S umtxn 0xfffffe006eb9af00 syz-executor
1292 1 869 0 S uwait 0xfffffe006ecee280 syz-executor
1290 1 859 0 S uwait 0xfffffe006eb9ae00 syz-executor
1288 1 867 0 S uwait 0xfffffe006eceee80 syz-executor
1286 1 869 0 S uwait 0xfffffe006eb9a900 syz-executor
1284 1 875 0 S uwait 0xfffffe006ecef900 syz-executor
1282 1 869 0 S uwait 0xfffffe006edff000 syz-executor
1280 1 867 0 S uwait 0xfffffe006edfe280 syz-executor
1278 1 859 0 S uwait 0xfffffe006edfe680 syz-executor
1276 1 869 0 S uwait 0xfffffe006edff100 syz-executor
1274 1 859 0 S uwait 0xfffffe006edff900 syz-executor
1272 1 867 0 S uwait 0xfffffe006ecef100 syz-executor
1270 1 869 0 S uwait 0xfffffe0058cf2780 syz-executor
1268 1 867 0 S uwait 0xfffffe006edff400 syz-executor
1266 1 875 0 S uwait 0xfffffe006edff300 syz-executor
1264 1 869 0 S uwait 0xfffffe006edfe380 syz-executor
1262 1 875 0 S uwait 0xfffffe006edff200 syz-executor
1260 1 867 0 S uwait 0xfffffe006ecef300 syz-executor
1258 1 869 0 S uwait 0xfffffe006eceea80 syz-executor
1256 1 859 0 S uwait 0xfffffe006edff800 syz-executor
1254 1 867 0 S uwait 0xfffffe0058cf2680 syz-executor
1252 1 869 0 S uwait 0xfffffe006edfee80 syz-executor
1250 1 875 0 S uwait 0xfffffe006eceed80 syz-executor
1248 1 869 0 S uwait 0xfffffe006edfed80 syz-executor
1246 1 867 0 S uwait 0xfffffe006edfff00 syz-executor
1244 1 859 0 S uwait 0xfffffe006edfec80 syz-executor
1242 1 869 0 S uwait 0xfffffe006eceeb80 syz-executor
1240 1 867 0 S uwait 0xfffffe006edfea80 syz-executor
1238 1 859 0 S uwait 0xfffffe006ecefa00 syz-executor
1237 1 869 0 S uwait 0xfffffe006ecf1980 syz-executor
1234 1 875 0 S uwait 0xfffffe006edff500 syz-executor
1232 1 867 0 S uwait 0xfffffe006ecf1180 syz-executor
1230 1 859 0 S uwait 0xfffffe006edff600 syz-executor
1228 1 875 0 S uwait 0xfffffe006ecef700 syz-executor
1226 1 867 0 S uwait 0xfffffe006ecef500 syz-executor
1224 1 875 0 S uwait 0xfffffe006ee00280 syz-executor
1222 1 859 0 S uwait 0xfffffe006ecf1080 syz-executor
1220 1 867 0 S uwait 0xfffffe006edfeb80 syz-executor
1218 1 859 0 S uwait 0xfffffe006edffa00 syz-executor
1216 1 859 0 S uwait 0xfffffe006edff700 syz-executor
1215 1 869 0 S uwait 0xfffffe006ecf1880 syz-executor
1212 1 867 0 S uwait 0xfffffe006edffe00 syz-executor
1210 1 869 0 S uwait 0xfffffe006ee00180 syz-executor
1208 1 859 0 S uwait 0xfffffe006ee00480 syz-executor
1206 1 867 0 S uwait 0xfffffe006ecf1480 syz-executor
1204 1 869 0 S uwait 0xfffffe006edffb00 syz-executor
1203 1 867 0 S uwait 0xfffffe006edffc00 syz-executor
1200 1 875 0 S uwait 0xfffffe006ecef200 syz-executor
1198 1 869 0 S uwait 0xfffffe006ecefd00 syz-executor
1196 1 859 0 S uwait 0xfffffe006ee00780 syz-executor
1194 1 875 0 S uwait 0xfffffe0058cf2d80 syz-executor
1192 1 859 0 S uwait 0xfffffe006eceff00 syz-executor
1191 1 869 0 S uwait 0xfffffe006ecf1680 syz-executor
1188 1 859 0 S umtxn 0xfffffe006ecefe00 syz-executor
1187 1 869 0 S umtxn 0xfffffe006ecf1280 syz-executor
1185 1 875 0 S uwait 0xfffffe006ecefc00 syz-executor
1182 1 867 0 S uwait 0xfffffe006ecefb00 syz-executor
1181 1 859 0 S uwait 0xfffffe006eb97900 syz-executor
1178 1 869 0 S uwait 0xfffffe0058cf2c80 syz-executor
1177 1 867 0 S uwait 0xfffffe006ecf2300 syz-executor
1174 1 869 0 S uwait 0xfffffe006ecf1780 syz-executor
1173 1 867 0 S uwait 0xfffffe006ee00680 syz-executor
1170 1 869 0 S uwait 0xfffffe006ecf1580 syz-executor
1169 1 875 0 S uwait 0xfffffe0058cf2b80 syz-executor
1166 1 867 0 S uwait 0xfffffe006ecf1380 syz-executor
1165 1 869 0 S uwait 0xfffffe006eb97800 syz-executor
1162 1 875 0 S uwait 0xfffffe006eb98d80 syz-executor
1161 1 869 0 S uwait 0xfffffe0058cf2980 syz-executor
1158 1 875 0 S uwait 0xfffffe006ee00080 syz-executor
1157 1 867 0 S uwait 0xfffffe006eb97f00 syz-executor
1154 1 859 0 S uwait 0xfffffe006edffd00 syz-executor
1153 1 869 0 S uwait 0xfffffe006eb99000 syz-executor
1150 1 859 0 S umtxn 0xfffffe006eb98180 syz-executor
1149 1 867 0 S uwait 0xfffffe006ecf2000 syz-executor
1147 1 875 0 S uwait 0xfffffe006eb97580 syz-executor
1144 1 867 0 S uwait 0xfffffe006ee00880 syz-executor
1143 1 869 0 S uwait 0xfffffe006ee00380 syz-executor
1140 1 875 0 S uwait 0xfffffe0058cf2a80 syz-executor
1138 1 859 0 S uwait 0xfffffe006ee00580 syz-executor
1137 1 867 0 S uwait 0xfffffe006ecf1b80 syz-executor
1134 1 875 0 S uwait 0xfffffe006ecf2100 syz-executor
1133 1 867 0 S uwait 0xfffffe0058cf2e80 syz-executor
1130 1 875 0 S uwait 0xfffffe006ecf1e80 syz-executor
1129 1 859 0 S uwait 0xfffffe006eb97180 syz-executor
1127 1 875 0 S uwait 0xfffffe006eb97380 syz-executor
1124 1 867 0 S uwait 0xfffffe006eb97780 syz-executor
1123 1 859 0 S uwait 0xfffffe006ecf1c80 syz-executor
1121 1 869 0 S uwait 0xfffffe006eb97d00 syz-executor
1118 1 859 0 S uwait 0xfffffe006ecf1d80 syz-executor
1117 1 867 0 S uwait 0xfffffe006eb98880 syz-executor
1114 1 875 0 S umtxn 0xfffffe006eb97680 syz-executor
1113 1 869 0 R syz-executor
1111 1 875 0 S uwait 0xfffffe006eb97480 syz-executor
1108 1 859 0 S uwait 0xfffffe006ecf1a80 syz-executor
1107 1 869 0 S uwait 0xfffffe006eb97a00 syz-executor
1104 1 875 0 S uwait 0xfffffe006eb97e00 syz-executor
1103 1 869 0 S uwait 0xfffffe006eb98480 syz-executor
1101 1092 1101 0 Ss piperd 0xfffffe006ed6f5c0 dhclient
1099 1 875 0 S uwait 0xfffffe005859c800 syz-executor
1096 1 1096 0 Ss select 0xfffffe006ecf21c0 dhclient
1092 1082 424 65 TL select 0xfffffe006ecf23c0 dhclient
1087 1 869 0 S uwait 0xfffffe006ecf2500 syz-executor
1084 1 867 0 S uwait 0xfffffe006eb99800 syz-executor
1082 424 424 0 S wait 0xfffffe005490a000 sh
1078 1 875 0 S uwait 0xfffffe006eb97080 syz-executor
1072 1 869 0 S uwait 0xfffffe006ecf2600 syz-executor
1068 1 859 0 S uwait 0xfffffe006eb98080 syz-executor
1065 1 867 0 S uwait 0xfffffe006eb98780 syz-executor
1064 1 875 0 S uwait 0xfffffe006ecf2700 syz-executor
1061 1 869 0 S uwait 0xfffffe006eb98580 syz-executor
1060 1 867 0 S uwait 0xfffffe006eb99100 syz-executor
1055 1 869 0 S uwait 0xfffffe0058a9a100 syz-executor
1048 1 875 0 S uwait 0xfffffe0058a9d800 syz-executor
1045 1 859 0 S uwait 0xfffffe0058a9d700 syz-executor
1042 1 867 0 S uwait 0xfffffe0058a9d600 syz-executor
1036 1 875 0 S uwait 0xfffffe0058a9a200 syz-executor
1028 1 859 0 S uwait 0xfffffe0058a9d500 syz-executor
1022 1 867 0 S uwait 0xfffffe006eb97c00 syz-executor
1017 1 875 0 S uwait 0xfffffe0058a9de00 syz-executor
1012 1 867 0 S uwait 0xfffffe006eb98980 syz-executor
1008 1 875 0 S uwait 0xfffffe0058cef180 syz-executor
1006 1 869 0 S uwait 0xfffffe006eb98280 syz-executor
1003 1 859 0 S uwait 0xfffffe006eb97b00 syz-executor
1002 1 867 0 S uwait 0xfffffe006eb98a80 syz-executor
999 1 867 0 S uwait 0xfffffe006eb98680 syz-executor
998 1 869 0 S uwait 0xfffffe0058a9a480 syz-executor
995 1 867 0 S uwait 0xfffffe005859ca00 syz-executor
994 1 875 0 S uwait 0xfffffe0058a9df00 syz-executor
991 1 859 0 S uwait 0xfffffe006eb98380 syz-executor
990 1 869 0 S uwait 0xfffffe0058a9dd00 syz-executor
987 1 867 0 S uwait 0xfffffe006eb98e80 syz-executor
986 1 875 0 S uwait 0xfffffe0058cef280 syz-executor
984 1 859 0 S uwait 0xfffffe006eb99200 syz-executor
982 1 875 0 S uwait 0xfffffe006eb98b80 syz-executor
980 1 867 0 S uwait 0xfffffe0058cef080 syz-executor
977 1 859 0 S uwait 0xfffffe006eb98c80 syz-executor
976 1 869 0 S umtxn 0xfffffe0058cf1180 syz-executor
973 1 875 0 S uwait 0xfffffe0058a9dc00 syz-executor
972 1 867 0 S uwait 0xfffffe0058cef780 syz-executor
970 1 859 0 S uwait 0xfffffe006eb99300 syz-executor
968 1 869 0 S uwait 0xfffffe0058cef480 syz-executor
966 1 867 0 S uwait 0xfffffe0058a9a400 syz-executor
963 1 875 0 S uwait 0xfffffe0058a9a300 syz-executor
962 1 859 0 S uwait 0xfffffe006eb99900 syz-executor
958 1 875 0 S uwait 0xfffffe006eb99700 syz-executor
957 1 867 0 S umtxn 0xfffffe0058a9db00 syz-executor
955 1 869 0 S uwait 0xfffffe005859c600 syz-executor
953 1 875 0 S uwait 0xfffffe006eb99500 syz-executor
951 1 867 0 S uwait 0xfffffe0058cef680 syz-executor
948 1 869 0 S uwait 0xfffffe0058cef380 syz-executor
947 1 859 0 S uwait 0xfffffe006eb99600 syz-executor
944 1 869 0 S uwait 0xfffffe005859cb80 syz-executor
943 1 875 0 S uwait 0xfffffe0058a9da00 syz-executor
940 1 859 0 S uwait 0xfffffe0058cef980 syz-executor
939 1 869 0 S uwait 0xfffffe0058cef880 syz-executor
936 1 875 0 S uwait 0xfffffe005859c400 syz-executor
935 1 859 0 S uwait 0xfffffe0058cef580 syz-executor
932 1 875 0 S uwait 0xfffffe0058cf0a80 syz-executor
931 1 869 0 S uwait 0xfffffe005859c500 syz-executor
929 1 875 0 S uwait 0xfffffe0058cf1280 syz-executor
927 1 859 0 S uwait 0xfffffe005859c700 syz-executor
924 1 869 0 S uwait 0xfffffe006eb99400 syz-executor
923 1 875 0 S uwait 0xfffffe006eb9a500 syz-executor
922 1 867 0 S uwait 0xfffffe005859c900 syz-executor
921 1 859 0 S uwait 0xfffffe006eb9a600 syz-executor
905 1 859 0 S uwait 0xfffffe0058a9a880 syz-executor
875 785 875 0 S nanslp 0xffffffff8398f401 syz-executor
869 785 869 0 S nanslp 0xffffffff8398f401 syz-executor
867 785 867 0 S nanslp 0xffffffff8398f401 syz-executor
859 785 859 0 S nanslp 0xffffffff8398f400 syz-executor
785 784 782 0 S select 0xfffffe005859c9c0 syz-executor
784 782 782 0 S (threaded) syz-execprog
100095 S uwait 0xfffffe0058a9bb00 syz-execprog
100113 S uwait 0xfffffe0058cf1380 syz-execprog
100114 S uwait 0xfffffe0058cf1480 syz-execprog
100115 S uwait 0xfffffe0058cf0680 syz-execprog
100116 S kqread 0xfffffe0007f72200 syz-execprog
100117 S uwait 0xfffffe0058cf0880 syz-execprog
100118 S uwait 0xfffffe005859cd80 syz-execprog
782 780 782 0 Ss pause 0xfffffe00548f10d0 csh
780 682 780 0 Ss select 0xfffffe005859cb40 sshd
748 1 748 0 Ss+ ttyin 0xfffffe000826d8b0 getty
747 1 747 0 Ss+ ttyin 0xfffffe0058e21cb0 getty
746 1 746 0 Ss+ ttyin 0xfffffe0058e220b0 getty
745 1 745 0 Ss+ ttyin 0xfffffe0058e224b0 getty
744 1 744 0 Ss+ ttyin 0xfffffe0058e228b0 getty
743 1 743 0 Ss+ ttyin 0xfffffe000826c8b0 getty
742 1 742 0 Ss+ ttyin 0xfffffe0058e22cb0 getty
741 1 741 0 Ss+ ttyin 0xfffffe0058e230b0 getty
740 1 740 0 Ss+ ttyin 0xfffffe0058e234b0 getty
686 1 686 0 Ss nanslp 0xffffffff8398f401 cron
682 1 682 0 Ss select 0xfffffe0058a9a5c0 sshd
495 1 495 0 Ss select 0xfffffe0058a9a640 syslogd
424 1 424 0 Ss wait 0xfffffe00548045a0 devd
423 1 423 65 Ss select 0xfffffe0058cf09c0 dhclient
338 1 338 0 Ss piperd 0xfffffe0059f41b80 dhclient
335 1 335 0 Ss select 0xfffffe0058a9aa40 dhclient
17 0 0 0 DL syncer 0xffffffff83aacca0 [syncer]
16 0 0 0 DL vlruwt 0xfffffe0008026040 [vnlru]
15 0 0 0 DL (threaded) [bufdaemon]
100080 D psleep 0xffffffff83aab260 [bufdaemon]
100081 D - 0xffffffff82e02140 [bufspacedaemon-0]
100093 D sdflush 0xfffffe005a351ce8 [/ worker]
9 0 0 0 DL psleep 0xffffffff83af6240 [vmdaemon]
8 0 0 0 DL (threaded) [pagedaemon]
100078 D psleep 0xffffffff83adc1b8 [dom0]
100084 D launds 0xffffffff83adc1c4 [laundry: dom0]
100085 D umarcl 0xffffffff81d89430 [uma]
7 0 0 0 DL - 0xffffffff8370cbd0 [rand_harvestq]
6 0 0 0 DL pftm 0xffffffff8464a710 [pf purge]
5 0 0 0 DL waiting 0xffffffff843fa580 [sctp_iterator]
100003 Run CPU 0 [idle: cpu0]
100004 CanRun [idle: cpu1]
1 0 1 0 RLs [init]
10 0 0 0 DL audit_w 0xffffffff83ad8480 [audit]
0 0 0 0 RLs (threaded) [kernel]
100000 D parked 0xffffffff84a16ff0 [swapper]
100005 D - 0xfffffe0008bde900 [softirq_0]
100006 D - 0xfffffe0008bde800 [softirq_1]
100007 D - 0xfffffe0008bde700 [if_io_tqg_0]
100008 D - 0xfffffe0008bde600 [if_io_tqg_1]
100009 D - 0xfffffe0008bde500 [if_config_tqg_0]
100010 D - 0xfffffe0008bde400 [kqueue_ctx taskq]
100011 D - 0xfffffe0008bde300 [jail_remove taskq]
100012 D - 0xfffffe0008bde200 [bus taskq]
100015 Run CPU 1 [thread taskq]
100017 D - 0xfffffe0008bddc00 [aiod_kick taskq]
100018 D - 0xfffffe0008bddb00 [deferred_unmount ta]
100019 D - 0xfffffe0008bdda00 [inm_free taskq]
100020 D - 0xfffffe0008bdd900 [in6m_free taskq]
100021 D - 0xfffffe0008bdd800 [linuxkpi_irq_wq]
100022 D - 0xfffffe0008bdd700 [linuxkpi_short_wq_0]
100023 D - 0xfffffe0008bdd700 [linuxkpi_short_wq_1]
100024 D - 0xfffffe0008bdd700 [linuxkpi_short_wq_2]
100025 D - 0xfffffe0008bdd700 [linuxkpi_short_wq_3]
100026 D - 0xfffffe0008bdd600 [linuxkpi_long_wq_0]
100027 D - 0xfffffe0008bdd600 [linuxkpi_long_wq_1]
100028 D - 0xfffffe0008bdd600 [linuxkpi_long_wq_2]
100029 D - 0xfffffe0008bdd600 [linuxkpi_long_wq_3]
100036 D - 0xfffffe0008bdd400 [firmware taskq]
100041 D - 0xfffffe0008bdc800 [crypto_0]
100042 D - 0xfffffe0008bdc800 [crypto_1]
100057 D - 0xfffffe00585ea100 [vtnet0 rxq 0]
100058 D - 0xfffffe00585ea000 [vtnet0 txq 0]
100059 D - 0xfffffe00585e9e00 [vtnet0 rxq 1]
100060 D - 0xfffffe00585e9d00 [vtnet0 txq 1]
100062 D vtbslp 0xfffffe0058599680 [virtio_balloon]
100066 D - 0xffffffff82758181 [deadlkres]
100070 D - 0xfffffe0008bdc300 [acpi_task_0]
100071 D - 0xfffffe0008bdc300 [acpi_task_1]
100072 D - 0xfffffe0008bdc300 [acpi_task_2]
100074 D - 0xfffffe0008bdea00 [mca taskq]
100075 D - 0xfffffe0008bdc100 [CAM taskq]
100077 D - 0xfffffe0058c45a00 [ipsec_offload]
db> show all locks
Process 1690 (syz-executor) thread 0xfffffe006f10e740 (101218)
exclusive sx sapblk (sapblk) r = 0 (0xffffffff8397d6e0) locked @ /syzkaller/managers/main/kernel/sys/kern/kern_proc.c:3463
Process 0 (kernel) thread 0xfffffe0008010740 (100015)
exclusive sleep mutex process lock (process lock) r = 0 (0xfffffe0054979188) locked @ /syzkaller/managers/main/kernel/sys/kern/kern_procctl.c:312
db> show malloc
Type InUse MemUse Requests
pf_hash 6 12804K 6
filedesc 734 5876K 1592
linker 376 5023K 486
tcp_hpts 7 4801K 7
devbuf 4188 4324K 4216
sysctloid 34737 2046K 34812
vtbuf 24 1968K 46
subproc 833 1814K 2118
newblk 2201 1574K 2285
kobj 330 1320K 494
vfscache 3 1025K 3
pcb 24 669K 56
inodedep 408 665K 489
ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
intr 4 472K 4
pagedep 398 228K 424
vnet_data 2 224K 2
acpitask 1 224K 1
KTRACE 100 200K 100
acpica 1674 184K 54408
vmem 5 160K 11
kdtrace 910 150K 2931
tidhash 3 141K 3
tfo_ccache 1 128K 1
IP reass 1 128K 1
umtx 1008 126K 1008
DEVFS1 110 110K 129
sem 4 106K 4
gtaskqueue 18 98K 18
bus 994 81K 5040
dirrem 304 76K 405
mtx_pool 3 74K 3
syncache 1 68K 1
NFSD srvcache 3 68K 3
module 520 65K 520
ddb_capture 1 64K 1
newdirblk 394 50K 409
temp 36 38K 3215
BPF 22 36K 23
hostcache 1 32K 1
shm 1 32K 1
DEVFS3 128 32K 139
msg 4 30K 4
kqueue 417 29K 1706
kbdmux 6 28K 6
pwddesc 414 26K 2063
LRO 20 21K 22
DEVFS_RULE 56 20K 56
Unitno 589 20K 395224
ifaddr 67 19K 78
ufs_mount 4 17K 5
proc 3 17K 3
routetbl 147 17K 497
tty 16 16K 16
ithread 90 15K 90
bus-sc 34 15K 1637
eventhandler 163 14K 163
lltable 43 14K 51
ifnet 7 13K 8
ether_multi 152 13K 190
kenv 95 12K 95
GEOM 61 11K 477
CAM queue 5 11K 1528
rman 82 10K 437
rpc 8 9K 8
in6_multi 65 9K 75
proc-args 442 9K 2960
bmsafemap 2 9K 458
plimit 22 9K 528
devstat 4 9K 4
UART 12 9K 12
ksem 1 8K 1
shmfd 1 8K 1
pfs_vncache 1 8K 1
audit_evclass 239 8K 301
taskqueue 69 8K 69
sglist 6 7K 6
CAM DEV 3 6K 510
cred 23 6K 323
pfs_nodes 22 6K 22
diradd 39 5K 452
mkdir 38 5K 818
ufs_dirhash 24 5K 24
UMA 265 5K 265
pf_ifnet 10 5K 24
vt 11 5K 11
memdesc 1 4K 1
MCA 32 4K 32
evdev 4 4K 4
acpisem 28 4K 28
indirdep 11 3K 11
selfd 44 3K 70170
terminal 11 3K 11
session 21 3K 56
acpidev 20 3K 20
hhook 8 3K 10
clone 9 3K 9
uidinfo 3 3K 12
lockf 21 3K 40
local_apic 1 2K 1
io_apic 1 2K 1
ipsec-saq 2 2K 2
ip6ndp 12 2K 16
sctp_ifa 13 2K 16
CAM XPT 22 2K 543
in_multi 6 2K 9
tun 4 2K 5
toponodes 6 2K 6
ipsecpolicy 2 2K 2
select 11 2K 43
msi 9 2K 9
netlink 2 2K 161
softdep 1 1K 1
sahead 1 1K 1
secasvar 1 1K 1
nhops 6 1K 8
vnodemarker 2 1K 38
NFSD session 1 1K 1
CAM periph 4 1K 271
sctp_ifn 6 1K 16
ipsec 3 1K 3
mld 6 1K 7
CC Mem 6 1K 13
igmp 6 1K 7
pfil 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
osd 11 1K 29
DEVFSP 10 1K 46
cdev 2 1K 2
lkpikmalloc 8 1K 9
inpcbpolicy 14 1K 213
chacha20random 1 1K 1
biobuf 1 1K 1
vnodes 1 1K 1
procdesc 2 1K 13
NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1
DEVFS 9 1K 10
CAM SIM 2 1K 2
feeder 7 1K 7
tcpfunc 3 1K 3
loginclass 3 1K 7
prison 6 1K 6
cryptodev 2 1K 49
nexusdev 8 1K 8
apmdev 1 1K 1
atkbddev 2 1K 2
pmchooks 1 1K 1
CAM path 4 1K 1034
CAM dev queue 2 1K 2
CAM I/O Scheduler 1 1K 1
soname 4 1K 3397
sctp_vrf 1 1K 1
vnet 1 1K 1
pmc 1 1K 1
entropy 2 1K 59
acpiintr 1 1K 1
cpus 2 1K 2
vnet_data_free 1 1K 1
Per-cpu 1 1K 1
filecaps 2 1K 94
freework 1 1K 33
p1003.1b 1 1K 1
pf_table 0 0K 0
pf_rule 0 0K 0
pf_altq 0 0K 0
pf_osfp 0 0K 0
pf_krule_item 0 0K 0
pf_temp 0 0K 0
tcp_pcm_rack 0 0K 0
tcp_do_rack 0 0K 0
tcp_fsb_rack 0 0K 0
mqdata 0 0K 0
sctp_mcore 0 0K 0
sctp_socko 0 0K 0
sctp_iter 0 0K 12
sctp_mvrf 0 0K 0
sctp_timw 0 0K 0
sctp_cpal 0 0K 0
sctp_cmsg 0 0K 0
sctp_stre 0 0K 0
sctp_athi 0 0K 0
sctp_athm 0 0K 0
sctp_atky 0 0K 0
sctp_atcl 0 0K 0
sctp_a_it 0 0K 12
sctp_aadr 0 0K 0
sctp_stro 0 0K 0
sctp_stri 0 0K 0
sctp_map 0 0K 0
filemon 0 0K 0
ipcomp 0 0K 0
esp 0 0K 0
ah 0 0K 0
savedino 0 0K 281
sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0
sbdep 0 0K 8
jsegdep 0 0K 0
jseg 0 0K 0
jfreefrag 0 0K 0
jfreeblk 0 0K 0
jnewblk 0 0K 0
jmvref 0 0K 0
jremref 0 0K 0
jaddref 0 0K 0
freedep 0 0K 0
freefile 0 0K 33
freeblks 0 0K 32
freefrag 0 0K 8
ipsec-misc 0 0K 2
ipsecrequest 0 0K 0
ip6opt 0 0K 3
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
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 19
fadvise 0 0K 0
VN POLL 0 0K 0
statfs 0 0K 214
namei_tracker 0 0K 0
export_host 0 0K 0
cl_savebuf 0 0K 9
aio 0 0K 0
lio 0 0K 0
acl 0 0K 0
mbuf_tag 0 0K 0
ktls 0 0K 0
accf 0 0K 0
pts 0 0K 0
timerfd 0 0K 0
iov 0 0K 16542
ioctlops 0 0K 106
eventfd 0 0K 0
Witness 0 0K 0
stack 0 0K 0
sbuf 0 0K 300
firmware 0 0K 0
compressor 0 0K 0
SWAP 0 0K 0
sysctltmp 0 0K 712
sysctl 0 0K 3
ekcd 0 0K 0
dumper 0 0K 0
sendfile 0 0K 0
rctl 0 0K 0
cache 0 0K 0
kcovinfo 0 0K 30
prison_racct 0 0K 0
Fail Points 0 0K 0
sigio 0 0K 1
---
If you want syzbot to run the reproducer, reply with:
#syz test: git://repo/address.git branch-or-commit-hash
If you attach or paste a git patch, syzbot will apply it before testing.
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