kernel: protection fault trap, code=0
Stopped at malloc+0x855: movq 0x8(%rbx),%r14
ddb{1}>
ddb{1}> set $lines = 0
ddb{1}> set $maxwidth = 0
ddb{1}> show panic
the kernel did not panic
ddb{1}> show kasan
No such command
ddb{1}> trace
malloc(10,5,a) at malloc+0x855 sys/kern/kern_malloc.c:294
rt_setgate(fffffd8066eada70,ffff800000c4a868,0) at rt_setgate+0x81 sys/net/route.c:-1
rtrequest(1,ffff80003bfe8068,4,ffff80003bfe8110,0) at rtrequest+0x9f1 sys/net/route.c:1064
rt_ifa_add(ffff800000c4a800,840100,ffff800000c4a868,0) at rt_ifa_add+0x22e sys/net/route.c:1284
in_ifinit(ffff8000015dc000,ffff800000c4a800,ffff80003bfe8380,1) at in_ifinit+0x4bb in_insert_prefix sys/netinet/in.c:789 [inline]
in_ifinit(ffff8000015dc000,ffff800000c4a800,ffff80003bfe8380,1) at in_ifinit+0x4bb sys/netinet/in.c:722
in_ioctl_change_ifaddr(8040691a,ffff80003bfe8370,ffff8000015dc000) at in_ioctl_change_ifaddr+0x91c sys/netinet/in.c:523
ifioctl(ffff80000163e628,8040691a,ffff80003bfe8370,ffff80002a22ca70) at ifioctl+0x1714 pru_control sys/sys/protosw.h:353 [inline]
ifioctl(ffff80000163e628,8040691a,ffff80003bfe8370,ffff80002a22ca70) at ifioctl+0x1714 sys/net/if.c:2554
sys_ioctl(ffff80002a22ca70,ffff80003bfe8550,ffff80003bfe84a0) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1
syscall(ffff80003bfe8550) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80003bfe8550) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7330851c9240, count: -10
ddb{1}> show registers
rdi 0xf052b1646915fb2
rsi 0
rbp 0xffff80003bfe7ec0
rbx 0xf052b1646915fb2
rdx 0
rcx 0xffff80002a22ca70
rax 0xffff80002999dff0
r8 0xffffffff838b9578 rtrequest.__lock_type
r9 0x8080808080808080
r10 0xc1716129288e450e
r11 0x7910eb4888640908
r12 0
r13 0xffffffff83b197c0 kmemstats+0x140
r14 0xa30c333 __kernel_phys_end+0x670c333
r15 0xf052b1646915fb2
rip 0xffffffff824b4245 malloc+0x855
cs 0x8
rflags 0x10206 __ALIGN_SIZE+0xf206
rsp 0xffff80003bfe7e00
ss 0x10
malloc+0x855: movq 0x8(%rbx),%r14
ddb{1}> show proc
PROC (ifconfig) tid=27879 pid=35019 tcnt=1 stat=onproc
flags process=2<EXEC> proc=0
runpri=75, usrpri=75, slppri=32, nice=20
wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0
forw=0xffffffffffffffff, list=0xffff80002a22da00,0xffffffff83b1f0f0
process=0xffff800045fec4e8 user=0xffff80003bfe3000, vmspace=0xfffffd806cd72400
estcpu=36, cpticks=2, pctcpu=0.0, user=0, sys=2, intr=0
ddb{1}> ps
PID TID PPID UID S PRLAGS PFLAGS WAIT COMMAND
*35019 27879 86296 0 7 0x2 0 ifconfig
86296 35818 61757 0 3 0x100002 0x88 sigsusp sh
24305 365967 77191 32767 2 0x10 0 syz-executor
24305 74564 77191 32767 3 0x10 0x4000080 fsleep syz-executor
59858 154903 5445 32767 2 0x10 0 syz-executor
59858 456423 5445 32767 7 0x10 0x4000000 syz-executor
37682 177060 51661 0 2 0x2 0 syz-executor
40110 217979 35323 32767 2 0x10 0 syz-executor
40110 258235 35323 32767 3 0x10 0x4000080 fsleep syz-executor
61757 503756 2890 0 3 0 0x80 wait syz-executor
28256 239113 68571 32767 3 0x10 0x80 nanoslp syz-executor
28256 514787 68571 32767 3 0x10 0x4000080 fsleep syz-executor
28256 202102 68571 32767 3 0x10 0x4000080 fsleep syz-executor
28256 508852 68571 32767 2 0x10 0x4000000 syz-executor
2890 306564 51661 0 3 0x2 0x80 wait syz-executor
43877 171416 33191 32767 3 0x10 0x80 nanoslp syz-executor
43877 215987 33191 32767 3 0x10 0x4000080 pipewr syz-executor
43877 119393 33191 32767 3 0x10 0x4000080 fsleep syz-executor
77191 436886 85254 32767 3 0x10 0x80 nanoslp syz-executor
85254 476754 51661 0 3 0x2 0x80 wait syz-executor
23825 426204 84415 32767 3 0x10 0 biowait syz-executor
84415 332446 51661 0 3 0x2 0x80 wait syz-executor
5445 494724 88811 32767 3 0x10 0x80 nanoslp syz-executor
88811 292524 51661 0 3 0x2 0x80 wait syz-executor
68571 373289 43167 32767 3 0x10 0x80 nanoslp syz-executor
43167 3951 51661 0 3 0x2 0x80 wait syz-executor
35323 295498 24217 32767 3 0x10 0x80 nanoslp syz-executor
33191 251114 83261 32767 3 0x10 0x80 nanoslp syz-executor
24217 25854 51661 0 3 0x2 0x80 wait syz-executor
83261 171784 51661 0 3 0x2 0x80 wait syz-executor
51661 349309 86759 0 3 0x2 0x80 kqread syz-executor
86759 337562 28443 0 3 0x100002 0x88 sigsusp ksh
28443 386021 78857 0 3 0x10 0x88 kqread sshd-session
78857 138267 46898 0 3 0x12 0x80 kqread sshd-session
2523 273400 1 0 3 0x100003 0x80 ttyin getty
46898 376587 1 0 3 0 0x88 kqread sshd
98447 366492 56303 73 3 0x1100010 0x80 kqread syslogd
56303 395428 1 0 3 0x100002 0x80 sbwait syslogd
15120 47260 1 0 3 0x100000 0x80 kqread resolvd
91298 486666 61539 77 3 0x100012 0x80 kqread dhcpleased
57766 256060 61539 77 3 0x100012 0x80 kqread dhcpleased
61539 101089 1 0 3 0 0x80 kqread dhcpleased
37187 288838 0 0 3 0x14000 0x200 bored smr
13755 24165 0 0 2 0x14000 0x200 zerothread
56915 386560 0 0 3 0x14000 0x200 aiodoned aiodoned
95889 181371 0 0 3 0x14000 0x200 syncer update
26331 380244 0 0 3 0x14000 0x200 cleaner cleaner
76255 108870 0 0 3 0x14000 0x200 reaper reaper
61802 2933 0 0 3 0x14000 0x200 pgdaemon pagedaemon
44872 518260 0 0 3 0x14000 0x200 bored viomb
83516 419312 0 0 3 0x14000 0x40000200 acpi0 acpi0
44064 514730 0 0 3 0x14000 0x40000200 idle1
75156 413987 0 0 3 0x14000 0x200 bored softnet1
60176 73537 0 0 3 0x14000 0x200 bored softnet0
75103 214269 0 0 3 0x14000 0x200 smrbar systqmp
71780 478521 0 0 3 0x14000 0x200 bored systq
72109 179792 0 0 3 0x14000 0x200 tmoslp softclockmp
74944 287811 0 0 3 0x14000 0x40000200 tmoslp softclock
82148 136897 0 0 3 0x14000 0x40000200 idle0
1 301586 0 0 3 0x2 0x80 wait init
0 0 -1 0 3 0x10000 0x200 scheduler swapper
ddb{1}> show all locks
CPU 1:
exclusive mutex /syzkaller/managers/setuid/kernel/sys/kern/kern_malloc.c:96 r = 0 (0xffffffff8397b108)
#0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160
#1 mtx_enter+0x4b4 sys/kern/kern_lock.c:487
#2 malloc+0x2ef sys/kern/kern_malloc.c:200
#3 rt_setgate+0x81 sys/net/route.c:-1
#4 rtrequest+0x9f1 sys/net/route.c:1064
#5 rt_ifa_add+0x22e sys/net/route.c:1284
#6 in_ifinit+0x4bb in_insert_prefix sys/netinet/in.c:789 [inline]
#6 in_ifinit+0x4bb sys/netinet/in.c:722
#7 in_ioctl_change_ifaddr+0x91c sys/netinet/in.c:523
#8 ifioctl+0x1714 pru_control sys/sys/protosw.h:353 [inline]
#8 ifioctl+0x1714 sys/net/if.c:2554
#9 sys_ioctl+0x674 sys/kern/sys_generic.c:-1
#10 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#10 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791
#11 Xsyscall+0x128
Process 35019 (ifconfig) thread 0xffff80002a22ca70 (27879)
exclusive rwlock netlock r = 0 (0xffffffff83923530)
#0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160
#1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320
#2 in_ioctl_change_ifaddr+0xbe sys/netinet/in.c:432
#3 ifioctl+0x1714 pru_control sys/sys/protosw.h:353 [inline]
#3 ifioctl+0x1714 sys/net/if.c:2554
#4 sys_ioctl+0x674 sys/kern/sys_generic.c:-1
#5 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#5 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791
#6 Xsyscall+0x128
exclusive kernel_lock &kernel_lock r = 1 (0xffffffff83a32f40)
#0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160
#1 ifioctl+0x47f if_unit sys/net/if.c:-1 [inline]
#1 ifioctl+0x47f sys/net/if.c:2195
#2 sys_ioctl+0x674 sys/kern/sys_generic.c:-1
#3 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#3 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791
#4 Xsyscall+0x128
exclusive mutex /syzkaller/managers/setuid/kernel/sys/kern/kern_malloc.c:96 r = 0 (0xffffffff8397b108)
#0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160
#1 mtx_enter+0x4b4 sys/kern/kern_lock.c:487
#2 malloc+0x2ef sys/kern/kern_malloc.c:200
#3 rt_setgate+0x81 sys/net/route.c:-1
#4 rtrequest+0x9f1 sys/net/route.c:1064
#5 rt_ifa_add+0x22e sys/net/route.c:1284
#6 in_ifinit+0x4bb in_insert_prefix sys/netinet/in.c:789 [inline]
#6 in_ifinit+0x4bb sys/netinet/in.c:722
#7 in_ioctl_change_ifaddr+0x91c sys/netinet/in.c:523
#8 ifioctl+0x1714 pru_control sys/sys/protosw.h:353 [inline]
#8 ifioctl+0x1714 sys/net/if.c:2554
#9 sys_ioctl+0x674 sys/kern/sys_generic.c:-1
#10 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#10 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791
#11 Xsyscall+0x128
Process 23825 (syz-executor) thread 0xffff80002a22ad10 (426204)
exclusive rrwlock inode r = 0 (0xfffffd806cfbc568)
#0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160
#1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320
#2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621
#3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527
#4 ufs_ihashins+0x4f ufs_ihash sys/ufs/ufs/ufs_ihash.c:-1 [inline]
#4 ufs_ihashins+0x4f sys/ufs/ufs/ufs_ihash.c:150
#5 ffs_vget+0x187 sys/ufs/ffs/ffs_vfsops.c:1232
#6 ffs_inode_alloc+0x279 sys/ufs/ffs/ffs_alloc.c:393
#7 ufs_mkdir+0xfc sys/ufs/ufs/ufs_vnops.c:1112
#8 VOP_MKDIR+0x101 sys/kern/vfs_vops.c:394
#9 domkdirat+0x179 sys/kern/vfs_syscalls.c:3063
#10 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#10 syscall+0xb17 sys/arch/amd64/amd64/trap.c:791
#11 Xsyscall+0x128
exclusive rrwlock inode r = 0 (0xfffffd806cfbc318)
#0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160
#1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320
#2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621
#3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527
#4 vn_lock+0xa4 sys/kern/vfs_vnops.c:576
#5 vfs_lookup+0x12b sys/kern/vfs_lookup.c:431
#6 namei+0x7c5 sys/kern/vfs_lookup.c:250
#7 domkdirat+0x8b sys/kern/vfs_syscalls.c:3048
#8 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#8 syscall+0xb17 sys/arch/amd64/amd64/trap.c:791
#9 Xsyscall+0x128
Process 75103 (systqmp) thread 0xffff800045ffe298 (214269)
shared rwlock systqmp r = 0 (0xffffffff839050f8)
#0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160
#1 taskq_thread+0x12a sys/kern/kern_task.c:442
#2 proc_trampoline+0x10
ddb{1}> show malloc
Type InUse MemUse HighUse Limit Requests Type Lim
devbuf 11046 12016K 12034K 166960K 12155 0
pcb 17 12K 12K 166960K 17 0
rtable 196 5K 6K 166960K 484 0
pf 29 16K 16K 166960K 41 0
ifaddr 36 6K 7K 166960K 64 0
ifgroup 46 2K 2K 166960K 70 0
sysctl 1 1K 9K 166960K 7 0
counters 68 36K 37K 166960K 80 0
ioctlops 0 0K 2K 166960K 34 0
iov 0 0K 0K 166960K 1 0
mount 1 1K 1K 166960K 1 0
log 0 0K 0K 166960K 4 0
vnodes 1287 81K 81K 166960K 1408 0
UFS quota 1 32K 32K 166960K 1 0
UFS mount 5 36K 36K 166960K 5 0
shm 2 1K 5K 166960K 3 0
VM map 2 1K 1K 166960K 2 0
sem 27 2K 2K 166960K 74 0
dirhash 12 2K 2K 166960K 12 0
ACPI 1692 195K 286K 166960K 12470 0
file desc 24 89K 129K 166960K 297 0
sigio 0 0K 0K 166960K 36 0
proc 65 115K 163K 166960K 642 0
subproc 70 4K 4K 166960K 124 0
NFS srvsock 1 0K 0K 166960K 1 0
NFS daemon 1 16K 16K 166960K 1 0
ip_moptions 0 0K 0K 166960K 16 0
in_multi 77 5K 6K 166960K 144 0
ether_multi 1 0K 0K 166960K 1 0
mrt 0 0K 0K 166960K 3 0
ISOFS mount 1 32K 32K 166960K 1 0
MSDOSFS mount 1 16K 16K 166960K 1 0
ttys 55 254K 254K 166960K 55 0
exec 0 0K 1K 166960K 435 0
fusefs mount 1 32K 32K 166960K 1 0
tdb 3 0K 0K 166960K 3 0
VM swap 8 62K 64K 166960K 10 0
UVM amap 239 178K 193K 166960K 4081 0
UVM aobj 5 2K 2K 166960K 5 0
pinsyscall 45 90K 112K 166960K 1523 0
memdesc 1 4K 4K 166960K 1 0
crypto data 1 1K 1K 166960K 1 0
ip6_options 0 0K 0K 166960K 4 0
NDP 18 1K 2K 166960K 40 0
temp 34 9114K 9134K 166960K 4649 0
kqueue 15 22K 25K 166960K 46 0
SYN cache 2 16K 16K 166960K 2 0
ddb{1}> show all pools
Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle
plcache 128 28 0 0 1 0 1 1 0 8 0
rtpcb 120 117 0 114 3 0 3 3 0 8 2
rtentry 176 157 0 67 5 0 5 5 0 8 0
unpcb 144 141 0 60 4 0 4 4 0 8 0
syncache 336 6 0 6 1 0 1 1 0 8 1
tcpcb 736 38 0 32 1 0 1 1 0 8 0
arp 136 27 0 12 1 0 1 1 0 8 0
inpcb 328 255 0 244 7 0 7 7 0 8 5
nd6 152 36 0 18 1 0 1 1 0 8 0
kcovpl 48 13 0 6 1 0 1 1 0 8 0
art_heap8 4096 1 0 0 1 0 1 1 0 8 0
art_heap4 256 631 0 220 29 0 29 29 0 8 1
art_table 40 632 0 220 5 0 5 5 0 8 0
art_node 32 156 0 65 1 0 1 1 0 8 0
sysvmsgpl 40 1 0 0 1 0 1 1 0 8 0
semupl 112 3 0 3 1 0 1 1 0 8 1
semapl 72 72 0 47 1 0 1 1 0 8 0
shmpl 112 2 0 0 1 0 1 1 0 8 0
dirhash 1024 17 0 0 3 0 3 3 0 8 0
dino2pl 256 1673 0 194 93 0 93 93 0 8 0
ffsino 296 1673 0 194 114 0 114 114 0 8 0
nchpl 144 1978 0 268 64 0 64 64 0 8 0
vnodes 216 1806 0 0 101 0 101 101 0 8 0
namei 1024 7397 0 7396 4 1 3 3 0 8 2
percpumem 16 56 0 6 1 0 1 1 0 8 0
kstatmem 264 35 0 12 2 0 2 2 0 8 0
scxspl 216 6948 0 6947 3 2 1 2 1 8 0
plimitpl 152 58 0 35 2 0 2 2 0 8 0
sigapl 424 586 0 534 7 0 7 7 0 8 0
knotepl 120 247 0 0 8 0 8 8 0 8 0
kqueuepl 224 41 0 30 1 0 1 1 0 8 0
pipepl 344 147 0 119 3 0 3 3 0 8 0
fdescpl 528 570 0 534 4 0 4 4 0 8 0
filepl 160 2388 0 2105 15 0 15 15 0 8 3
lockfpl 104 26 0 23 1 0 1 1 0 8 0
lockfspl 48 12 0 9 1 0 1 1 0 8 0
sessionpl 144 32 0 17 1 0 1 1 0 8 0
pgrppl 48 46 0 23 1 0 1 1 0 8 0
ucredpl 104 236 0 219 1 0 1 1 0 8 0
zombiepl 144 534 0 534 1 0 1 1 0 8 1
processpl 1232 586 0 534 5 0 5 5 0 8 0
procpl 664 721 0 661 6 0 6 6 0 8 0
sockpl 752 513 0 418 16 5 11 16 0 8 1
mcl64k 65536 1 0 0 1 0 1 1 0 8 0
mcl8k 8192 3 0 0 1 0 1 1 0 8 0
mcl4k 4096 134 0 0 17 0 17 17 0 8 0
mcl2k 2048 14 0 0 2 0 2 2 0 8 0
mextrefs 64 14 0 0 1 0 1 1 0 8 0
mtagpl 96 2 0 0 1 0 1 1 0 8 0
mbufpl 256 2103 0 0 132 0 132 132 0 8 0
bufpl 272 2506 0 102 161 0 161 161 0 8 0
anonpl 32 5369 0 0 44 0 44 44 0 247 0
amapchunkpl 152 11448 0 10695 30 0 30 30 0 158 0
amappl16 200 1670 0 1650 5 1 4 5 0 8 2
amappl15 192 5 0 4 1 0 1 1 0 8 0
amappl14 184 468 0 466 1 0 1 1 0 8 0
amappl13 176 149 0 139 1 0 1 1 0 8 0
amappl12 168 828 0 795 2 0 2 2 0 8 0
amappl11 160 3 0 3 1 1 0 1 0 8 0
amappl10 152 78 0 68 1 0 1 1 0 8 0
amappl9 144 303 0 303 1 1 0 1 0 8 0
amappl8 136 111 0 109 1 0 1 1 0 8 0
amappl7 128 242 0 231 1 0 1 1 0 8 0
amappl6 120 192 0 189 1 0 1 1 0 8 0
amappl5 112 95 0 88 1 0 1 1 0 8 0
amappl4 104 282 0 266 1 0 1 1 0 8 0
amappl3 96 2002 0 1908 4 1 3 3 0 8 0
amappl2 88 683 0 609 2 0 2 2 0 8 0
amappl1 80 11127 0 10565 13 0 13 13 0 8 0
amappl 88 3297 0 3124 5 0 5 5 0 92 0
uvmvnodes 80 99 0 0 3 0 3 3 0 8 0
dma4096 4096 1 0 1 1 1 0 1 0 8 0
dma1024 1024 1 0 0 1 0 1 1 0 8 0
dma256 256 6 0 6 1 1 0 1 0 8 0
dma128 128 253 0 253 1 1 0 1 0 8 0
dma64 64 6 0 6 1 1 0 1 0 8 0
dma32 32 7 0 7 1 1 0 1 0 8 0
dma16 16 18 0 17 1 0 1 1 0 8 0
aobjpl 72 4 0 0 1 0 1 1 0 8 0
uaddrrnd 24 570 0 534 1 0 1 1 0 8 0
uaddrbest 32 2 0 0 1 0 1 1 0 8 0
uaddr 24 570 0 534 1 0 1 1 0 8 0
vmmpekpl 168 6369 0 6316 3 0 3 3 0 8 0
vmmpepl 168 45418 0 43468 95 0 95 95 0 357 4
vmsppl 488 569 0 534 7 1 6 6 0 8 1
rwobjpl 80 15878 0 14939 22 0 22 22 0 8 1
pdppl 4096 1147 0 1068 123 32 91 99 0 8 12
pvpl 32 11055 0 0 90 0 90 90 0 265 0
pmappl 256 569 0 534 4 1 3 3 0 8 0
extentpl 40 45 0 27 1 0 1 1 0 8 0
phpool 112 576 0 36 16 0 16 16 0 8 0
ddb{1}> machine ddbcpu 0
Stopped at x86_ipi_db+0x27: addq $0x8,%rsp
ddb{0}> trace
x86_ipi_db(ffffffff83963ff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394
x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106
Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27
__mp_lock(ffffffff83a32740) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline]
__mp_lock(ffffffff83a32740) at __mp_lock+0x192 sys/kern/kern_lock.c:173
intr_handler(ffff80003bfd81e0,ffff8000002a3480) at intr_handler+0xe9 sys/arch/amd64/amd64/intr.c:560
Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f
Xspllower() at Xspllower+0x1d
rw_do_exit_read(fffffd8073f41c70,8) at rw_do_exit_read+0x3b sys/kern/kern_rwlock.c:117
uvmfault_lookup(ffff80003bfd8560,0) at uvmfault_lookup+0x22a sys/uvm/uvm_fault.c:1882
uvm_fault_check(ffff80003bfd8560,ffff80003bfd8598,ffff80003bfd85d0,0) at uvm_fault_check+0x4f sys/uvm/uvm_fault.c:693
uvm_fault(fffffd8073f41b88,1000,0,2) at uvm_fault+0x106 sys/uvm/uvm_fault.c:627
kpageflttrap(ffff80003bfd8710,19c0) at kpageflttrap+0x2f4 sys/arch/amd64/amd64/trap.c:285
kerntrap(ffff80003bfd8710) at kerntrap+0x19d sys/arch/amd64/amd64/trap.c:532
alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b
copyout() at copyout+0x64
syscall(ffff80003bfd8b50) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80003bfd8b50) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xdae6355af0, count: -17
ddb{0}> machine ddbcpu 1
Stopped at malloc+0x855: movq 0x8(%rbx),%r14
ddb{1}> trace
malloc(10,5,a) at malloc+0x855 sys/kern/kern_malloc.c:294
rt_setgate(fffffd8066eada70,ffff800000c4a868,0) at rt_setgate+0x81 sys/net/route.c:-1
rtrequest(1,ffff80003bfe8068,4,ffff80003bfe8110,0) at rtrequest+0x9f1 sys/net/route.c:1064
rt_ifa_add(ffff800000c4a800,840100,ffff800000c4a868,0) at rt_ifa_add+0x22e sys/net/route.c:1284
in_ifinit(ffff8000015dc000,ffff800000c4a800,ffff80003bfe8380,1) at in_ifinit+0x4bb in_insert_prefix sys/netinet/in.c:789 [inline]
in_ifinit(ffff8000015dc000,ffff800000c4a800,ffff80003bfe8380,1) at in_ifinit+0x4bb sys/netinet/in.c:722
in_ioctl_change_ifaddr(8040691a,ffff80003bfe8370,ffff8000015dc000) at in_ioctl_change_ifaddr+0x91c sys/netinet/in.c:523
ifioctl(ffff80000163e628,8040691a,ffff80003bfe8370,ffff80002a22ca70) at ifioctl+0x1714 pru_control sys/sys/protosw.h:353 [inline]
ifioctl(ffff80000163e628,8040691a,ffff80003bfe8370,ffff80002a22ca70) at ifioctl+0x1714 sys/net/if.c:2554
sys_ioctl(ffff80002a22ca70,ffff80003bfe8550,ffff80003bfe84a0) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1
syscall(ffff80003bfe8550) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80003bfe8550) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7330851c9240, count: -10