uvm_fault(0xffffffff83965fe0, 0xffff80000156604a, 0, 1) -> e kernel: page fault trap, code=0 Stopped at arp_rtrequest+0x66f: movzwl 0xc(%r15,%rbx,1),%ecx TID PID UID PRFLAGS PFLAGS CPU COMMAND *210516 70806 0 0 0x4000000 0 syz-executor 76042 4616 0 0 0x4000c00 1 syz-executor arp_rtrequest(ffff800000039058,1,fffffd806be84590) at arp_rtrequest+0x66f arprequest sys/netinet/if_ether.c:281 [inline] arp_rtrequest(ffff800000039058,1,fffffd806be84590) at arp_rtrequest+0x66f sys/netinet/if_ether.c:184 rtrequest(1,ffff80003c4712e0,0,ffff80003c471260,0) at rtrequest+0xc5c sys/net/route.c:1117 rtm_output(ffff800001490300,ffff80003c471388,ffff80003c4712e0,0,0) at rtm_output+0x876 sys/net/rtsock.c:973 route_output(fffffd8064481800,ffff800010fc4300) at route_output+0x9a1 sys/net/rtsock.c:878 route_send(ffff800010fc4300,fffffd8064481800,0,0) at route_send+0xd7 sys/net/rtsock.c:342 sosend(ffff800010fc4300,0,ffff80003c471528,0,0,808) at sosend+0x804 sys/kern/uipc_socket.c:-1 sendit(ffff8000fffebc50,3,ffff80003c471620,808,ffff80003c4716d0) at sendit+0x721 sys/kern/uipc_syscalls.c:779 sys_sendto(ffff8000fffebc50,ffff80003c471780,ffff80003c4716d0) at sys_sendto+0x8d sys/kern/uipc_syscalls.c:557 syscall(ffff80003c471780) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c471780) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:579 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xb2aacbba280, count: 5 https://www.openbsd.org/ddb.html describes the minimum info required in bug reports. Insufficient info makes it difficult to find and fix bugs. ddb{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic *cpu0: uvm_fault(0xffffffff83965fe0, 0xffff80000156604a, 0, 1) -> e ddb{0}> trace arp_rtrequest(ffff800000039058,1,fffffd806be84590) at arp_rtrequest+0x66f arprequest sys/netinet/if_ether.c:281 [inline] arp_rtrequest(ffff800000039058,1,fffffd806be84590) at arp_rtrequest+0x66f sys/netinet/if_ether.c:184 rtrequest(1,ffff80003c4712e0,0,ffff80003c471260,0) at rtrequest+0xc5c sys/net/route.c:1117 rtm_output(ffff800001490300,ffff80003c471388,ffff80003c4712e0,0,0) at rtm_output+0x876 sys/net/rtsock.c:973 route_output(fffffd8064481800,ffff800010fc4300) at route_output+0x9a1 sys/net/rtsock.c:878 route_send(ffff800010fc4300,fffffd8064481800,0,0) at route_send+0xd7 sys/net/rtsock.c:342 sosend(ffff800010fc4300,0,ffff80003c471528,0,0,808) at sosend+0x804 sys/kern/uipc_socket.c:-1 sendit(ffff8000fffebc50,3,ffff80003c471620,808,ffff80003c4716d0) at sendit+0x721 sys/kern/uipc_syscalls.c:779 sys_sendto(ffff8000fffebc50,ffff80003c471780,ffff80003c4716d0) at sys_sendto+0x8d sys/kern/uipc_syscalls.c:557 syscall(ffff80003c471780) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c471780) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:579 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xb2aacbba280, count: -10 ddb{0}> show registers rdi 0xffff80002a3c1000 rsi 0x88d rbp 0xffff80003c471130 rbx 0xde rdx 0xffff80002a3c1000 rcx 0x100040600080100 rax 0xfffffd80644866e0 r8 0x10 r9 0xfffffd806be84590 r10 0x9daf75427cdd1626 r11 0x1e42446f3f681266 r12 0x5d r13 0xfffffd8064486600 r14 0xfffffd806be84590 r15 0xffff800001565f60 rip 0xffffffff81cfafef arp_rtrequest+0x66f cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80003c4710b0 ss 0x10 arp_rtrequest+0x66f: movzwl 0xc(%r15,%rbx,1),%ecx ddb{0}> show proc PROC (syz-executor) tid=210516 pid=70806 tcnt=2 stat=onproc flags process=0 proc=4000000 runpri=32, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000343ce568,0xffff8000fffeb4b0 process=0xffff80003a7f8ea8 user=0xffff80003c46c000, vmspace=0xfffffd806b2237a8 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 70806 185943 42381 0 2 0 syz-executor *70806 210516 42381 0 7 0x4000000 syz-executor 29496 120495 94011 0 2 0 syz-executor 29496 25455 94011 0 3 0x4000080 sysctllk syz-executor 29496 201459 94011 0 3 0x4000080 fsleep syz-executor 50134 40229 15585 0 2 0 syz-executor 50134 456670 15585 0 3 0x4000080 sysctllk syz-executor 50134 95564 15585 0 3 0x4000080 sysctllk syz-executor 52461 478614 1722 0 3 0x80 nanoslp syz-executor 52461 457141 1722 0 3 0x4000080 sysctllk syz-executor 64281 359360 96338 -1 3 0x90 nanoslp syz-executor 64281 409204 96338 -1 3 0x4000090 sbwait syz-executor 64281 315305 96338 -1 3 0x4000090 fsleep syz-executor 4616 426751 49844 0 3 0 vmmapbsy syz-executor 4616 448528 49844 0 3 0x4000000 vmmapbsy syz-executor 4616 76042 49844 0 7 0x4000c00 syz-executor 85373 99443 1 0 3 0x100083 ttyin getty 71197 151194 84745 0 3 0x82 wait syz-executor 55301 291726 0 0 3 0x14200 acct acct 94011 35293 84745 0 2 0xc82 syz-executor 49844 407276 84745 0 3 0x82 wait syz-executor 58658 152802 84745 0 3 0x82 wait syz-executor 42381 449328 84745 0 3 0x82 nanoslp syz-executor 72877 2299 0 0 3 0x14280 nfsidl nfsio 64514 457441 0 0 3 0x14280 nfsidl nfsio 91771 139129 0 0 3 0x14280 nfsidl nfsio 95865 461111 0 0 3 0x14280 nfsidl nfsio 55453 343186 0 0 3 0x14280 nfsidl nfsio 30158 100102 0 0 3 0x14280 nfsidl nfsio 55681 63077 0 0 3 0x14280 nfsidl nfsio 90329 61373 0 0 3 0x14280 nfsidl nfsio 59981 41825 0 0 3 0x14280 nfsidl nfsio 13718 32009 0 0 3 0x14280 nfsidl nfsio 23877 451870 0 0 3 0x14280 nfsidl nfsio 57285 184716 0 0 3 0x14280 nfsidl nfsio 4242 61762 0 0 3 0x14280 nfsidl nfsio 59854 275869 0 0 3 0x14280 nfsidl nfsio 19242 454263 0 0 3 0x14280 nfsidl nfsio 12790 492253 0 0 3 0x14280 nfsidl nfsio 33240 285891 0 0 3 0x14280 nfsidl nfsio 61180 467710 0 0 3 0x14280 nfsidl nfsio 49981 172262 0 0 3 0x14280 nfsidl nfsio 91335 406851 0 0 3 0x14280 nfsidl nfsio 20156 199720 0 0 3 0x14200 bored sosplice 96338 392079 84745 0 3 0x82 nanoslp syz-executor 15585 458578 84745 0 2 0xc82 syz-executor 1722 133851 84745 0 3 0x82 nanoslp syz-executor 84745 16962 67217 0 3 0x82 kqread syz-executor 67217 7737 28311 0 3 0x10008a sigsusp ksh 28311 162008 78900 0 3 0x98 kqread sshd-session 78900 174295 60776 0 3 0x92 kqread sshd-session 60776 116840 1 0 3 0x88 kqread sshd 20280 288216 65476 74 3 0x1100092 bpf pflogd 65476 269663 1 0 3 0x80 sbwait pflogd 48900 194030 61527 73 3 0x1100090 kqread syslogd 61527 30012 1 0 3 0x100082 sbwait syslogd 86339 301055 1 0 3 0x100080 kqread resolvd 10056 145733 57618 77 3 0x100092 sysctllk dhcpleased 15489 375576 57618 77 3 0x100092 kqread dhcpleased 57618 187699 1 0 3 0x80 kqread dhcpleased 87476 467334 0 0 2 0x40014200 smr 36704 23337 0 0 2 0x14200 zerothread 52741 89959 0 0 3 0x14200 aiodoned aiodoned 49126 3866 0 0 3 0x14200 syncer update 32919 489284 0 0 3 0x14200 cleaner cleaner 56055 242131 0 0 3 0x14200 reaper reaper 67033 517784 0 0 3 0x14200 pgdaemon pagedaemon 93811 389093 0 0 3 0x14200 bored viomb 50981 251526 0 0 3 0x40014200 acpi0 acpi0 60031 370940 0 0 3 0x40014200 idle1 7202 158952 0 0 3 0x14200 bored softnet3 33297 167484 0 0 3 0x14200 bored softnet2 29091 126959 0 0 3 0x14200 bored softnet1 81667 404077 0 0 3 0x14200 bored softnet0 94144 350491 0 0 3 0x14200 bored systqmp 21420 474513 0 0 3 0x14200 bored systq 2949 363585 0 0 3 0x14200 tmoslp softclockmp 38831 216068 0 0 3 0x40014200 tmoslp softclock 87802 485214 0 0 3 0x40014200 idle0 1 32666 0 0 3 0x82 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb{0}> show all locks Process 70806 (syz-executor) thread 0xffff8000fffebc50 (210516) exclusive rwlock netlock r = 0 (0xffffffff8388c780) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x377 sys/kern/kern_rwlock.c:310 #2 rtm_output+0x78c sys/net/rtsock.c:969 #3 route_output+0x9a1 sys/net/rtsock.c:878 #4 route_send+0xd7 sys/net/rtsock.c:342 #5 sosend+0x804 sys/kern/uipc_socket.c:-1 #6 sendit+0x721 sys/kern/uipc_syscalls.c:779 #7 sys_sendto+0x8d sys/kern/uipc_syscalls.c:557 #8 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:579 #9 Xsyscall+0x128 exclusive rwlock sbufsnd r = 0 (0xffff800010fc44d8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x377 sys/kern/kern_rwlock.c:310 #2 sblock+0xb7 sys/kern/uipc_socket2.c:536 #3 sosend+0x2e2 sys/kern/uipc_socket.c:630 #4 sendit+0x721 sys/kern/uipc_syscalls.c:779 #5 sys_sendto+0x8d sys/kern/uipc_syscalls.c:557 #6 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:579 #7 Xsyscall+0x128 Process 4616 (syz-executor) thread 0xffff8000343cea88 (448528) exclusive rrwlock inode r = 0 (0xfffffd806e0fa320) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x377 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:605 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vn_write+0x190 sys/kern/vfs_vnops.c:405 #6 dofilewritev+0x23c sys/kern/sys_generic.c:380 #7 sys_write+0xa2 sys/kern/sys_generic.c:300 #8 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:579 #9 Xsyscall+0x128 Process 4616 (syz-executor) thread 0xffff8000343cfc78 (76042) exclusive rwlock sysctllk r = 0 (0xffffffff83844188) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x377 sys/kern/kern_rwlock.c:310 #2 sysctl_vslock+0x45 sys/kern/kern_sysctl.c:191 #3 kern_sysctl+0xc9a sys/kern/kern_sysctl.c:712 #4 sys_sysctl+0x3f2 sys/kern/kern_sysctl.c:-1 #5 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #5 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:579 #6 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10241 11106K 11747K 166960K 14467 0 pcb 18 20K 25K 166960K 557 0 rtable 179 10K 10K 166960K 789 0 pf 32 17K 67485K 166960K 183 0 ifaddr 32 5K 8K 166960K 132 0 ifgroup 51 2K 2K 166960K 203 0 sysctl 4 1K 9K 166960K 14 0 counters 66 36K 37K 166960K 236 0 ioctlops 0 0K 4K 166960K 1955 0 iov 1 12K 20K 166960K 107 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1490 94K 94K 166960K 3055 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 26 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 65 0 dirhash 12 2K 2K 166960K 39 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 18 65K 236K 166960K 1831 0 sigio 0 0K 0K 166960K 31 0 proc 75 103K 128K 166960K 953 0 subproc 72 4K 4K 166960K 147 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 3 0K 0K 166960K 214 0 in_multi 65 5K 7K 166960K 242 0 ether_multi 1 0K 0K 166960K 11 0 mrt 0 0K 0K 166960K 18 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 259 1155K 1155K 166960K 259 0 exec 0 0K 1K 166960K 762 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 0K 166960K 2 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 265 168K 186K 166960K 18228 0 UVM aobj 58 3K 3K 166960K 61 0 pinsyscall 43 86K 105K 166960K 3152 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 106 0 NDP 11 0K 2K 166960K 92 0 temp 80 8708K 8776K 166960K 84122 0 kqueue 14 22K 32K 166960K 345 0 SYN cache 2 10K 16K 166960K 4 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 26 0 0 1 0 1 1 0 8 0 rtpcb 120 143 0 139 1 0 1 1 0 8 0 rtentry 176 242 0 171 6 1 5 6 0 8 1 unpcb 144 1516 0 1495 11 10 1 6 0 8 0 syncache 336 9 0 9 5 4 1 1 0 8 1 tcpqe 32 4 0 4 3 3 0 1 0 8 0 tcpcb 736 738 0 731 21 20 1 13 0 8 0 arp 128 42 0 28 1 0 1 1 0 8 0 inpcb 328 2330 0 2315 21 19 2 13 0 8 0 nd6 144 50 0 35 1 0 1 1 0 8 0 pkpcb 40 13 0 13 4 3 1 1 0 8 1 kcovpl 48 16 0 8 1 0 1 1 0 8 0 ppxss 1192 61 0 61 3 2 1 1 0 8 1 pppxif 1504 7 0 7 3 2 1 1 0 8 1 pffrag 232 11 0 5 1 0 1 1 0 482 0 pffrnode 88 9 0 4 1 0 1 1 0 8 0 pffrent 40 18 0 11 1 0 1 1 0 8 0 pfosfp 40 1428 0 1005 5 0 5 5 0 8 0 pfosfpen 112 1428 0 714 21 0 21 21 0 8 0 pfrktable 1344 10 0 10 1 1 0 1 0 8 0 pfanchor 1288 3 0 2 1 0 1 1 0 8 0 pftag 88 5 0 5 1 1 0 1 0 8 0 pfstitem 24 97 0 49 1 0 1 1 0 8 0 pfstkey 128 97 0 49 2 0 2 2 0 8 0 pfstate 384 97 0 49 6 0 6 6 0 8 0 pfrule 1344 26 0 20 2 1 1 2 0 8 0 rttmr 136 5 0 5 3 3 0 1 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 1048 0 753 34 11 23 29 0 8 1 art_table 32 1050 0 753 4 0 4 4 0 8 1 art_node 16 237 0 176 1 0 1 1 0 8 0 sysvmsgpl 40 2 0 2 1 1 0 1 0 8 0 semapl 112 63 0 53 1 0 1 1 0 8 0 shmpl 112 58 0 3 2 0 2 2 0 8 0 dirhash 1024 35 0 18 3 0 3 3 0 8 0 dino2pl 256 4565 0 3043 96 0 96 96 0 8 0 ffsino 288 4565 0 3043 110 0 110 110 0 8 0 nchpl 144 7041 0 5320 64 0 64 64 0 8 0 rtmask 32 11 0 11 5 5 0 1 0 8 0 uvmvnodes 80 5734 0 0 118 0 118 118 0 8 0 vnodes 216 5734 0 0 319 0 319 319 0 8 0 namei 1024 25546 0 25546 2 1 1 1 0 8 1 percpumem 16 133 0 85 1 0 1 1 0 8 0 pfiaddrpl 120 2 0 2 1 1 0 1 0 8 0 kstatmem 264 124 0 98 3 0 3 3 0 8 0 acpiwqpl 32 1 0 1 1 0 1 1 1 8 1 scsiplug 72 13 0 13 4 3 1 1 0 8 1 scxspl 216 41104 0 41104 14 12 2 8 1 8 2 plimitpl 152 588 0 570 1 0 1 1 0 8 0 sigapl 424 2137 0 2065 11 2 9 9 0 8 0 knotepl 120 543 0 0 17 0 17 17 0 8 0 kqueuepl 224 727 0 717 10 7 3 5 0 8 2 pipepl 336 313 0 285 3 0 3 3 0 8 0 fdescpl 520 2093 0 2061 3 0 3 3 0 8 0 filepl 160 14597 0 14367 27 13 14 19 0 8 0 lockfpl 104 860 0 858 2 0 2 2 0 8 1 lockfspl 48 295 0 293 1 0 1 1 0 8 0 sessionpl 144 38 0 29 1 0 1 1 0 8 0 pgrppl 48 65 0 48 1 0 1 1 0 8 0 ucredpl 104 1811 0 1795 1 0 1 1 0 8 0 zombiepl 144 2067 0 2065 2 1 1 1 0 8 0 processpl 1240 2137 0 2065 6 0 6 6 0 8 0 procpl 656 4944 0 4862 10 2 8 8 0 8 0 srpgc 96 30 0 30 4 3 1 1 0 8 1 sosppl 168 12 0 12 3 3 0 1 0 8 0 sockpl 728 4042 0 4002 35 30 5 22 0 8 0 mcl64k 65536 5 0 0 1 0 1 1 0 8 0 mcl16k 16384 2 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl9k 9216 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 126 0 0 16 0 16 16 0 8 0 mcl2k2 2112 1 0 0 1 0 1 1 0 8 0 mcl2k 2048 26 0 0 4 0 4 4 0 8 0 mtagpl 96 17 0 0 1 0 1 1 0 8 0 mbufpl 256 1184 0 0 73 0 73 73 0 8 0 bufpl 280 16955 0 10813 440 1 439 440 0 8 0 anonpl 32 13167 0 0 106 0 106 106 0 246 0 amapchunkpl 152 60490 0 59925 41 12 29 33 0 158 6 amappl16 200 7384 0 7331 56 40 16 29 0 8 2 amappl15 192 3 0 3 1 1 0 1 0 8 0 amappl14 184 143 0 131 1 0 1 1 0 8 0 amappl13 176 7 0 7 2 2 0 1 0 8 0 amappl12 168 2875 0 2843 4 1 3 3 0 8 0 amappl11 160 51 0 37 1 0 1 1 0 8 0 amappl10 152 20 0 19 2 1 1 1 0 8 0 amappl9 144 251 0 251 1 1 0 1 0 8 0 amappl8 136 24 0 21 1 0 1 1 0 8 0 amappl7 128 131 0 118 1 0 1 1 0 8 0 amappl6 120 264 0 259 1 0 1 1 0 8 0 amappl5 112 153 0 144 1 0 1 1 0 8 0 amappl4 104 370 0 350 1 0 1 1 0 8 0 amappl3 96 12303 0 12173 5 1 4 4 0 8 0 amappl2 88 821 0 757 2 0 2 2 0 8 0 amappl1 80 16895 0 16286 16 1 15 15 0 8 0 amappl 88 17073 0 16883 5 0 5 5 0 92 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 128 258 0 258 4 4 0 1 0 8 0 dma64 64 6 0 6 1 1 0 1 0 8 0 dma32 32 8 0 8 2 1 1 1 0 8 1 dma16 16 19 0 18 1 0 1 1 0 8 0 aobjpl 72 60 0 3 2 0 2 2 0 8 0 uaddrrnd 24 2093 0 2061 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 2093 0 2061 1 0 1 1 0 8 0 vmmpekpl 168 17401 0 17345 3 0 3 3 0 8 0 vmmpepl 168 136682 0 134576 125 18 107 111 0 357 4 vmsppl 480 2092 0 2061 6 1 5 5 0 8 0 rwobjpl 72 43127 0 36342 130 4 126 126 0 8 0 pdppl 4096 4194 0 4122 128 54 74 88 0 8 2 pvpl 32 21018 0 0 170 0 170 170 0 265 0 pmappl 256 2092 0 2061 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 506 0 92 13 0 13 13 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace arp_rtrequest(ffff800000039058,1,fffffd806be84590) at arp_rtrequest+0x66f arprequest sys/netinet/if_ether.c:281 [inline] arp_rtrequest(ffff800000039058,1,fffffd806be84590) at arp_rtrequest+0x66f sys/netinet/if_ether.c:184 rtrequest(1,ffff80003c4712e0,0,ffff80003c471260,0) at rtrequest+0xc5c sys/net/route.c:1117 rtm_output(ffff800001490300,ffff80003c471388,ffff80003c4712e0,0,0) at rtm_output+0x876 sys/net/rtsock.c:973 route_output(fffffd8064481800,ffff800010fc4300) at route_output+0x9a1 sys/net/rtsock.c:878 route_send(ffff800010fc4300,fffffd8064481800,0,0) at route_send+0xd7 sys/net/rtsock.c:342 sosend(ffff800010fc4300,0,ffff80003c471528,0,0,808) at sosend+0x804 sys/kern/uipc_socket.c:-1 sendit(ffff8000fffebc50,3,ffff80003c471620,808,ffff80003c4716d0) at sendit+0x721 sys/kern/uipc_syscalls.c:779 sys_sendto(ffff8000fffebc50,ffff80003c471780,ffff80003c4716d0) at sys_sendto+0x8d sys/kern/uipc_syscalls.c:557 syscall(ffff80003c471780) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c471780) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:579 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xb2aacbba280, count: -10 ddb{0}> machine ddbcpu 1