uvm_fault(0xffffffff8224c460, 0xffff8000019be000, 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(0xffffffff8224c460, 0xffff8000019be000, 0, 1) -> e memcpy(fffffd80303ee158,ffff8000019bdf0d,1,fffffd80303ee158,5ae351c6862a5589,ffff800014a429e8) at memcpy+0x15 end trace frame: 0xffff800014a428f0, count: 0 ddb> trace memcpy(fffffd80303ee158,ffff8000019bdf0d,1,fffffd80303ee158,5ae351c6862a5589,ffff800014a429e8) at memcpy+0x15 rtrequest(1,ffff800014a429e8,0,ffff800014a42930,1) at rtrequest+0x83b sys/net/route.c:917 rtm_output(ffff8000019bdf00,ffff800014a429e0,ffff800014a429e8,0,1) at rtm_output+0x711 sys/net/rtsock.c:888 route_output(fffffd803072f200,fffffd8037011480,0,0) at route_output+0x78b sys/net/rtsock.c:806 route_usrreq(fffffd8037011480,9,fffffd803072f200,0,0,ffff800014950980) at route_usrreq+0x35d sys/net/rtsock.c:271 sosend(fffffd8037011480,0,ffff800014a42ca8,0,0,0) at sosend+0x6e3 sys/kern/uipc_socket.c:513 sendit(ffff800014950980,8,ffff800014a42d68,0,ffff800014a42e30) at sendit+0x58f sys/kern/uipc_syscalls.c:662 sys_sendto(ffff800014950980,ffff800014a42e48,ffff800014a42e30) at sys_sendto+0x92 syscall(ffff800014a42ee0) at syscall+0x541 Xsyscall(6,0,ffffffffffffffd8,0,6,463d0052010) at Xsyscall+0x128 end of kernel end trace frame: 0x465e66f8eb0, count: -10 ddb> show registers rdi 0xffff8000019bd3f0 rsi 0xffff8000019bdffd rbp 0xffff800014a427e0 rbx 0xffff8000019bdf0d rdx 0x100 rcx 0x2 rax 0xfffffffffffff3f3 r8 0x70 r9 0x5 r10 0x616107c7d099a4e2 r11 0xffff8000019bd300 r12 0xffff8000019bd300 r13 0x100 r14 0 r15 0xfffffd80303ee158 rip 0xffffffff81013785 memcpy+0x15 cs 0x8 rflags 0x10202 __ALIGN_SIZE+0xf202 rsp 0xffff800014a42778 ss 0x10 memcpy+0x15: repe movsq (%rsi),%es:(%rdi) ddb> show proc PROC (syz-executor.0) pid=497553 stat=onproc flags process=0 proc=4000000 pri=86, usrpri=86, nice=20 forw=0xffffffffffffffff, list=0xffff800014950e30,0xffffffff82262138 process=0xffff8000ffff73c0 user=0xffff800014a3d000, vmspace=0xfffffd803f013d68 estcpu=36, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 8509 203179 57389 0 2 0 syz-executor.0 * 8509 497553 57389 0 7 0x4000000 syz-executor.0 52808 115166 49247 0 2 0x480 syz-executor.1 52808 341236 49247 0 3 0x4000080 ttyout syz-executor.1 52808 435785 49247 0 3 0x4000080 fsleep syz-executor.1 49247 429984 37527 0 3 0x82 nanosleep syz-executor.1 58951 507499 1 0 3 0x100083 ttyin getty 57389 266815 37527 0 2 0x482 syz-executor.0 73566 205682 0 0 3 0x14200 bored sosplice 37527 292149 20825 0 3 0x82 thrsleep syz-fuzzer 37527 135970 20825 0 3 0x4000082 thrsleep syz-fuzzer 37527 455589 20825 0 3 0x4000082 thrsleep syz-fuzzer 37527 300094 20825 0 3 0x4000082 thrsleep syz-fuzzer 37527 512865 20825 0 3 0x4000082 thrsleep syz-fuzzer 37527 267809 20825 0 3 0x4000082 thrsleep syz-fuzzer 37527 203017 20825 0 3 0x4000082 thrsleep syz-fuzzer 37527 290494 20825 0 3 0x4000082 kqread syz-fuzzer 20825 34524 30400 0 3 0x10008a pause ksh 30400 48604 3273 0 3 0x92 select sshd 3273 124386 1 0 3 0x80 select sshd 40196 27454 2816 73 2 0x100090 syslogd 2816 198457 1 0 3 0x100082 netio syslogd 51128 34300 1 77 3 0x100090 poll dhclient 30460 475444 1 0 3 0x80 poll dhclient 1743 299926 0 0 2 0x14200 zerothread 23463 71938 0 0 3 0x14200 aiodoned aiodoned 7638 301173 0 0 3 0x14200 syncer update 44473 423281 0 0 3 0x14200 cleaner cleaner 32247 409432 0 0 3 0x14200 reaper reaper 961 388781 0 0 3 0x14200 pgdaemon pagedaemon 10306 104746 0 0 3 0x14200 bored crynlk 14617 332114 0 0 3 0x14200 bored crypto 35199 288927 0 0 3 0x40014200 acpi0 acpi0 28190 270839 0 0 3 0x14200 bored softnet 31190 372913 0 0 3 0x14200 bored systqmp 71941 232361 0 0 3 0x14200 bored systq 6140 147517 0 0 3 0x40014200 bored softclock 69345 71723 0 0 3 0x40014200 idle0 53413 246690 0 0 3 0x14200 bored smr 1 257821 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 9550 10458K 10474K 78643K 12854 0 0 pcb 25 9K 11K 78643K 2696 0 0 rtable 109 4K 4K 78643K 3268 0 0 ifaddr 71 18K 19K 78643K 1058 0 0 counters 19 16K 16K 78643K 19 0 0 ioctlops 0 0K 2K 78643K 148 0 0 iov 0 0K 32K 78643K 771 0 0 mount 1 1K 1K 78643K 1 0 0 vnodes 1187 74K 76K 78643K 4509 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 66 0 0 VM map 2 0K 0K 78643K 2 0 0 sem 12 0K 1K 78643K 694 0 0 dirhash 15 2K 2K 78643K 15 0 0 ACPI 1793 195K 288K 78643K 12537 0 0 file desc 6 17K 25K 78643K 5017 0 0 sigio 0 0K 0K 78643K 93 0 0 proc 42 30K 46K 78643K 2200 0 0 subproc 64 65538K 67586K 78643K 2127 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 565 0 0 in_multi 33 2K 2K 78643K 874 0 0 ether_multi 1 0K 0K 78643K 34 0 0 mrt 1 0K 0K 78643K 16 0 0 ISOFS mount 1 32K 32K 78643K 1 0 0 MSDOSFS mount 1 16K 16K 78643K 1 0 0 ttys 102 450K 450K 78643K 102 0 0 exec 0 0K 1K 78643K 929 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 95 21K 31K 78643K 13174 0 0 UVM aobj 130 7K 7K 78643K 149 0 0 memdesc 1 4K 4K 78643K 1 0 0 crypto data 1 1K 1K 78643K 1 0 0 ip6_options 0 0K 1K 78643K 252 0 0 NDP 16 0K 0K 78643K 367 0 0 temp 200 2360K 2488K 78643K 20625 0 0 kqueue 0 0K 0K 78643K 48 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 64 0 60 1 0 1 1 0 8 0 inpcbpl 280 2586 0 2579 1 0 1 1 0 8 0 plimitpl 152 229 0 222 1 0 1 1 0 8 0 rtentry 112 589 0 548 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 544 933 0 929 1 0 1 1 0 8 0 nd6 48 124 0 120 1 0 1 1 0 8 0 ppxss 1128 135 0 135 27 26 1 1 0 8 1 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 2758 0 2567 12 0 12 12 0 8 0 art_table 32 2759 0 2567 2 0 2 2 0 8 0 art_node 16 580 0 546 1 0 1 1 0 8 0 sysvmsgpl 40 24 0 7 1 0 1 1 0 8 0 semapl 112 692 0 682 1 0 1 1 0 8 0 shmpl 112 147 0 19 5 1 4 4 0 8 0 dirhash 1024 19 0 0 3 0 3 3 0 8 0 dino1pl 128 9885 0 8203 55 0 55 55 0 8 0 ffsino 240 9885 0 8203 100 0 100 100 0 8 0 nchpl 144 17102 0 15296 69 1 68 68 0 8 0 uvmvnodes 72 5926 0 0 108 0 108 108 0 8 0 vnodes 200 5926 0 0 312 0 312 312 0 8 0 namei 1024 58270 0 58270 3 2 1 1 0 8 1 scsiplug 64 14 0 14 11 11 0 1 0 8 0 scxspl 192 70743 0 70743 29 28 1 6 0 8 1 sigapl 432 5014 0 5000 2 0 2 2 0 8 0 futexpl 56 81025 0 81024 2 1 1 1 0 8 0 knotepl 112 2399 0 2380 1 0 1 1 0 8 0 kqueuepl 104 1474 0 1472 1 0 1 1 0 8 0 pipepl 112 3668 0 3645 9 8 1 2 0 8 0 fdescpl 424 5015 0 5000 2 0 2 2 0 8 0 filepl 120 33687 0 33585 9 5 4 5 0 8 0 lockfpl 104 1515 0 1515 10 9 1 1 0 8 1 lockfspl 32 1765 0 1765 10 9 1 1 0 8 1 sessionpl 112 84 0 74 1 0 1 1 0 8 0 pgrppl 48 140 0 130 1 0 1 1 0 8 0 ucredpl 96 7611 0 7604 1 0 1 1 0 8 0 zombiepl 144 5000 0 5000 2 1 1 1 0 8 1 processpl 840 5030 0 5000 4 0 4 4 0 8 0 procpl 600 11234 0 11194 5 1 4 4 0 8 0 sosppl 128 68 0 68 21 21 0 1 0 8 0 sockpl 384 4913 0 4894 9 6 3 4 0 8 1 mcl64k 65536 1156 0 1156 94 93 1 65 0 8 1 mcl16k 16384 18 0 18 16 16 0 1 0 8 0 mcl12k 12288 107 0 107 30 29 1 1 0 8 1 mcl9k 9216 81 0 81 27 26 1 1 0 8 1 mcl8k 8192 67 0 67 28 27 1 1 0 8 1 mcl4k 4096 280 0 280 16 15 1 1 0 8 1 mcl2k2 2112 22 0 22 17 16 1 1 0 8 1 mcl2k 2048 56144 0 56102 14 8 6 11 0 8 0 mtagpl 80 2 0 2 1 1 0 1 0 8 0 mbufpl 256 123551 0 123457 63 54 9 37 0 8 0 bufpl 256 19621 0 13694 371 0 371 371 0 8 0 anonpl 16 575388 0 566439 236 189 47 54 0 62 6 amapchunkpl 152 23726 0 23637 62 58 4 14 0 158 0 amappl16 192 30134 0 29622 278 247 31 38 0 8 5 amappl15 184 836 0 829 1 0 1 1 0 8 0 amappl14 176 1022 0 1019 2 1 1 1 0 8 0 amappl13 168 672 0 669 1 0 1 1 0 8 0 amappl12 160 875 0 872 1 0 1 1 0 8 0 amappl11 152 555 0 542 1 0 1 1 0 8 0 amappl10 144 929 0 926 2 1 1 1 0 8 0 amappl9 136 1903 0 1900 1 0 1 1 0 8 0 amappl8 128 1413 0 1389 1 0 1 1 0 8 0 amappl7 120 457 0 450 1 0 1 1 0 8 0 amappl6 112 322 0 315 1 0 1 1 0 8 0 amappl5 104 929 0 919 1 0 1 1 0 8 0 amappl4 96 5092 0 5064 2 1 1 2 0 8 0 amappl3 88 1384 0 1378 1 0 1 1 0 8 0 amappl2 80 42682 0 42618 2 0 2 2 0 8 0 amappl1 72 101112 0 100674 26 17 9 19 0 8 0 amappl 72 11904 0 11868 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 64 148 0 19 3 0 3 3 0 8 0 uaddrrnd 24 5015 0 5000 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 5015 0 5000 1 0 1 1 0 8 0 vmmpekpl 168 38232 0 38212 2 0 2 2 0 8 0 vmmpepl 168 546753 0 545198 256 178 78 96 0 357 5 vmsppl 264 5014 0 5000 11 10 1 2 0 8 0 pdppl 4096 10036 0 10000 6 1 5 6 0 8 0 pvpl 32 1691470 0 1679229 557 426 131 240 0 265 28 pmappl 192 5014 0 5000 1 0 1 1 0 8 0 extentpl 40 39 0 25 1 0 1 1 0 8 0 phpool 112 730 0 218 17 2 15 15 0 8 0