uvm_fault(0xffffffff8221dd88, 0xffff800004d41000, 0, 1) -> e kernel: page fault trap, code=0 Stopped at memcpy+0x15: repe movsq (%rsi),%es:(%rdi) ddb> ddb> set $lines = 0 ddb> set $maxwidth = 0 ddb> show panic kernel page fault uvm_fault(0xffffffff8221dd88, 0xffff800004d41000, 0, 1) -> e memcpy(fffffd803040b0e8,ffff800004d40f0d,1,fffffd803040b0e8,e2fca8c3e4d8c9d8,ffff8000149d7dd8) at memcpy+0x15 end trace frame: 0xffff8000149d7ce0, count: 0 ddb> trace memcpy(fffffd803040b0e8,ffff800004d40f0d,1,fffffd803040b0e8,e2fca8c3e4d8c9d8,ffff8000149d7dd8) at memcpy+0x15 rtrequest(1,ffff8000149d7dd8,0,ffff8000149d7d20,1) at rtrequest+0x83b sys/net/route.c:917 rtm_output(ffff800004d40f00,ffff8000149d7dd0,ffff8000149d7dd8,0,1) at rtm_output+0x711 sys/net/rtsock.c:888 route_output(fffffd80344dae00,fffffd8037015780,0,0) at route_output+0x78b sys/net/rtsock.c:806 route_usrreq(fffffd8037015780,9,fffffd80344dae00,0,0,ffff8000ffff84b8) at route_usrreq+0x35d sys/net/rtsock.c:271 sosend(fffffd8037015780,0,ffff8000149d8098,0,0,0) at sosend+0x6e3 sys/kern/uipc_socket.c:513 sendit(ffff8000ffff84b8,6,ffff8000149d8158,0,ffff8000149d8220) at sendit+0x58f sys/kern/uipc_syscalls.c:662 sys_sendto(ffff8000ffff84b8,ffff8000149d8238,ffff8000149d8220) at sys_sendto+0x92 syscall(ffff8000149d82d0) at syscall+0x541 Xsyscall(6,0,ffffffffffffffd8,0,6,b9a8e18f010) at Xsyscall+0x128 end of kernel end trace frame: 0xb9d3eda81b0, count: -10 ddb> show registers rdi 0xffff800001986df0 rsi 0xffff800004d40ffd rbp 0xffff8000149d7bd0 rbx 0xffff800004d40f0d rdx 0x100 rcx 0x2 rax 0xfffffffffcc45df3 r8 0x70 r9 0x5 r10 0xca3290eecf4c1c47 r11 0xffff800001986d00 r12 0xffff800001986d00 r13 0x100 r14 0 r15 0xfffffd803040b0e8 rip 0xffffffff810528d5 memcpy+0x15 cs 0x8 rflags 0x10202 __ALIGN_SIZE+0xf202 rsp 0xffff8000149d7b68 ss 0x10 memcpy+0x15: repe movsq (%rsi),%es:(%rdi) ddb> show proc PROC (syz-executor.1) pid=255494 stat=onproc flags process=0 proc=4000000 pri=70, usrpri=70, nice=20 forw=0xffffffffffffffff, list=0xffff8000ffff8e18,0xffffffff82254d50 process=0xffff8000ffff7078 user=0xffff8000149d3000, vmspace=0xfffffd803f013c60 estcpu=36, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 70312 293012 59105 0 2 0 syz-executor.1 *70312 255494 59105 0 7 0x4000000 syz-executor.1 59105 191353 18480 0 3 0x82 nanosleep syz-executor.1 48531 138213 0 0 3 0x14200 bored sosplice 18480 2517 11782 0 3 0x82 thrsleep syz-fuzzer 18480 232139 11782 0 3 0x4000082 thrsleep syz-fuzzer 18480 35033 11782 0 3 0x4000082 thrsleep syz-fuzzer 18480 154768 11782 0 3 0x4000082 thrsleep syz-fuzzer 18480 64614 11782 0 3 0x4000082 thrsleep syz-fuzzer 18480 470854 11782 0 3 0x4000082 kqread syz-fuzzer 18480 157033 11782 0 3 0x4000082 thrsleep syz-fuzzer 18480 88356 11782 0 3 0x4000082 thrsleep syz-fuzzer 11782 69379 59280 0 3 0x10008a pause ksh 59280 102227 8686 0 3 0x92 select sshd 37005 27298 1 0 3 0x100083 ttyin getty 8686 384491 1 0 3 0x80 select sshd 79653 251334 24582 73 2 0x100090 syslogd 24582 126878 1 0 3 0x100082 netio syslogd 76409 22279 1 77 3 0x100090 poll dhclient 40638 211604 1 0 3 0x80 poll dhclient 39442 236286 0 0 2 0x14200 zerothread 38428 275988 0 0 3 0x14200 aiodoned aiodoned 77566 245609 0 0 3 0x14200 syncer update 86488 515012 0 0 3 0x14200 cleaner cleaner 80672 427516 0 0 3 0x14200 reaper reaper 34269 410947 0 0 3 0x14200 pgdaemon pagedaemon 69817 438729 0 0 3 0x14200 bored crynlk 28560 521799 0 0 3 0x14200 bored crypto 95746 361602 0 0 3 0x40014200 acpi0 acpi0 95354 114197 0 0 3 0x14200 bored softnet 98611 41558 0 0 3 0x14200 bored systqmp 28057 465152 0 0 3 0x14200 bored systq 85758 17111 0 0 3 0x40014200 bored softclock 26280 203633 0 0 3 0x40014200 idle0 27000 310639 0 0 3 0x14200 bored smr 1 265701 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb> show all locks No such command ddb> show malloc Type InUse MemUse HighUse Limit Requests Type Lim Kern Lim devbuf 9490 6342K 6366K 78643K 10763 0 0 pcb 25 9K 10K 78643K 320 0 0 rtable 88 3K 3K 78643K 371 0 0 ifaddr 49 11K 13K 78643K 130 0 0 counters 19 16K 16K 78643K 19 0 0 ioctlops 0 0K 2K 78643K 23 0 0 iov 0 0K 24K 78643K 65 0 0 mount 1 1K 1K 78643K 1 0 0 vnodes 1196 75K 76K 78643K 1487 0 0 UFS quota 1 32K 32K 78643K 1 0 0 UFS mount 5 36K 36K 78643K 5 0 0 shm 2 1K 5K 78643K 10 0 0 VM map 2 0K 0K 78643K 2 0 0 sem 12 0K 0K 78643K 70 0 0 dirhash 12 2K 2K 78643K 12 0 0 ACPI 1793 195K 288K 78643K 12537 0 0 file desc 4 9K 25K 78643K 455 0 0 sigio 0 0K 0K 78643K 11 0 0 proc 42 30K 54K 78643K 341 0 0 subproc 32 32769K 69634K 78643K 136 0 0 NFS srvsock 1 0K 0K 78643K 1 0 0 NFS daemon 1 16K 16K 78643K 1 0 0 ip_moptions 0 0K 0K 78643K 62 0 0 in_multi 22 1K 2K 78643K 62 0 0 ether_multi 1 0K 0K 78643K 1 0 0 ISOFS mount 1 32K 32K 78643K 1 0 0 MSDOSFS mount 1 16K 16K 78643K 1 0 0 ttys 66 291K 291K 78643K 66 0 0 exec 0 0K 1K 78643K 213 0 0 pagedep 1 8K 8K 78643K 1 0 0 inodedep 1 32K 32K 78643K 1 0 0 newblk 1 0K 0K 78643K 1 0 0 VM swap 7 26K 26K 78643K 7 0 0 UVM amap 68 11K 29K 78643K 1841 0 0 UVM aobj 25 2K 2K 78643K 32 0 0 memdesc 1 4K 4K 78643K 1 0 0 crypto data 1 1K 1K 78643K 1 0 0 ip6_options 0 0K 0K 78643K 28 0 0 NDP 10 0K 0K 78643K 37 0 0 temp 122 2349K 2415K 78643K 4307 0 0 kqueue 0 0K 0K 78643K 4 0 0 SYN cache 2 16K 16K 78643K 2 0 0 ddb> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle arp 64 6 0 3 1 0 1 1 0 8 0 inpcbpl 280 256 0 249 1 0 1 1 0 8 0 plimitpl 152 26 0 20 1 0 1 1 0 8 0 rtentry 112 61 0 29 2 0 2 2 0 8 0 syncache 264 4 0 4 1 1 0 1 0 8 0 tcpqe 32 6 0 6 1 1 0 1 0 8 0 tcpcb 544 98 0 94 1 0 1 1 0 8 0 nd6 48 8 0 6 1 0 1 1 0 8 0 ppxss 1128 14 0 14 2 1 1 1 0 8 1 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 271 0 123 12 0 12 12 0 8 2 art_table 32 272 0 123 2 0 2 2 0 8 0 art_node 16 58 0 30 1 0 1 1 0 8 0 sysvmsgpl 40 6 0 0 1 0 1 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 64 0 54 1 0 1 1 0 8 0 shmpl 112 30 0 7 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino1pl 128 2266 0 853 46 0 46 46 0 8 0 ffsino 240 2266 0 853 84 0 84 84 0 8 0 nchpl 144 3120 0 1491 61 0 61 61 0 8 0 uvmvnodes 72 2384 0 0 44 0 44 44 0 8 0 vnodes 200 2384 0 0 126 0 126 126 0 8 0 namei 1024 8590 0 8590 2 1 1 1 0 8 1 scxspl 192 8974 0 8974 8 7 1 6 0 8 1 sigapl 432 619 0 607 2 0 2 2 0 8 0 futexpl 56 7162 0 7162 1 0 1 1 0 8 1 knotepl 112 212 0 199 1 0 1 1 0 8 0 kqueuepl 104 154 0 152 1 0 1 1 0 8 0 pipepl 112 374 0 357 2 1 1 1 0 8 0 fdescpl 424 620 0 607 2 0 2 2 0 8 0 filepl 120 3640 0 3563 4 0 4 4 0 8 1 lockfpl 104 171 0 171 2 1 1 1 0 8 1 lockfspl 32 133 0 133 2 1 1 1 0 8 1 sessionpl 112 19 0 10 1 0 1 1 0 8 0 pgrppl 48 19 0 10 1 0 1 1 0 8 0 ucredpl 96 634 0 627 1 0 1 1 0 8 0 zombiepl 144 607 0 607 2 1 1 1 0 8 1 processpl 840 635 0 607 4 0 4 4 0 8 0 procpl 600 1211 0 1175 4 0 4 4 0 8 1 sosppl 128 5 0 5 2 2 0 1 0 8 0 sockpl 384 531 0 512 4 1 3 4 0 8 1 mcl64k 65536 17 0 17 2 1 1 1 0 8 1 mcl16k 16384 2 0 2 1 0 1 1 0 8 1 mcl12k 12288 12 0 12 2 1 1 1 0 8 1 mcl9k 9216 6 0 6 2 1 1 1 0 8 1 mcl8k 8192 8 0 8 2 2 0 1 0 8 0 mcl4k 4096 32 0 32 2 1 1 1 0 8 1 mcl2k2 2112 2 0 2 1 1 0 1 0 8 0 mcl2k 2048 47672 0 47630 15 9 6 12 0 8 0 mtagpl 80 2 0 2 1 1 0 1 0 8 0 mbufpl 256 80295 0 80232 11 3 8 8 0 8 1 bufpl 256 7757 0 2137 352 0 352 352 0 8 0 anonpl 16 76600 0 69603 65 15 50 52 0 62 14 amapchunkpl 152 3112 0 3033 21 8 13 13 0 158 9 amappl16 192 3001 0 2536 49 19 30 36 0 8 6 amappl15 184 48 0 44 1 0 1 1 0 8 0 amappl14 176 245 0 243 2 1 1 1 0 8 0 amappl13 168 349 0 345 1 0 1 1 0 8 0 amappl12 160 37 0 34 1 0 1 1 0 8 0 amappl11 152 21 0 10 1 0 1 1 0 8 0 amappl10 144 99 0 97 3 2 1 1 0 8 0 amappl9 136 545 0 543 1 0 1 1 0 8 0 amappl8 128 124 0 110 1 0 1 1 0 8 0 amappl7 120 30 0 25 1 0 1 1 0 8 0 amappl6 112 53 0 47 1 0 1 1 0 8 0 amappl5 104 157 0 145 1 0 1 1 0 8 0 amappl4 96 776 0 751 2 1 1 2 0 8 0 amappl3 88 355 0 350 1 0 1 1 0 8 0 amappl2 80 4583 0 4534 2 0 2 2 0 8 0 amappl1 72 20133 0 19721 25 16 9 19 0 8 0 amappl 72 1436 0 1406 1 0 1 1 0 75 0 dma4096 4096 1 0 1 1 1 0 1 0 8 0 dma256 256 6 0 6 1 1 0 1 0 8 0 dma64 64 259 0 259 1 1 0 1 0 8 0 dma32 32 7 0 7 1 1 0 1 0 8 0 dma16 16 17 0 17 1 1 0 1 0 8 0 aobjpl 64 31 0 7 1 0 1 1 0 8 0 uaddrrnd 24 620 0 607 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 620 0 607 1 0 1 1 0 8 0 vmmpekpl 168 8278 0 8258 2 0 2 2 0 8 0 vmmpepl 168 71183 0 69843 101 24 77 77 0 357 12 vmsppl 264 619 0 607 2 1 1 2 0 8 0 pdppl 4096 1246 0 1214 6 1 5 6 0 8 0 pvpl 32 261641 0 251599 247 23 224 224 0 265 127 pmappl 192 619 0 607 1 0 1 1 0 8 0 extentpl 40 39 0 25 1 0 1 1 0 8 0 phpool 112 496 0 20 14 0 14 14 0 8 0