uvm_fault(0xffffffff8224c460, 0xffff800003b95000, 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, 0xffff800003b95000, 0, 1) -> e memcpy(fffffd80303863f8,ffff800003b94f0d,1,fffffd80303863f8,5fb6542e5a34e685,ffff800014a2f3e8) at memcpy+0x15 end trace frame: 0xffff800014a2f2f0, count: 0 ddb> trace memcpy(fffffd80303863f8,ffff800003b94f0d,1,fffffd80303863f8,5fb6542e5a34e685,ffff800014a2f3e8) at memcpy+0x15 rtrequest(1,ffff800014a2f3e8,0,ffff800014a2f330,1) at rtrequest+0x83b sys/net/route.c:917 rtm_output(ffff800003b94f00,ffff800014a2f3e0,ffff800014a2f3e8,0,1) at rtm_output+0x711 sys/net/rtsock.c:888 route_output(fffffd803ec53e00,fffffd803e6fb300,0,0) at route_output+0x78b sys/net/rtsock.c:806 route_usrreq(fffffd803e6fb300,9,fffffd803ec53e00,0,0,ffff8000149b79e8) at route_usrreq+0x35d sys/net/rtsock.c:271 sosend(fffffd803e6fb300,0,ffff800014a2f6a8,0,0,0) at sosend+0x6e3 sys/kern/uipc_socket.c:513 sendit(ffff8000149b79e8,3,ffff800014a2f768,0,ffff800014a2f830) at sendit+0x58f sys/kern/uipc_syscalls.c:662 sys_sendto(ffff8000149b79e8,ffff800014a2f848,ffff800014a2f830) at sys_sendto+0x92 syscall(ffff800014a2f8e0) at syscall+0x541 Xsyscall(6,0,ffffffffffffffd8,0,6,8108465d0d8) at Xsyscall+0x128 end of kernel end trace frame: 0x8135af7b5a0, count: -10 ddb> show registers rdi 0xffff800003b945f0 rsi 0xffff800003b94ffd rbp 0xffff800014a2f1e0 rbx 0xffff800003b94f0d rdx 0x100 rcx 0x2 rax 0xfffffffffffff5f3 r8 0x70 r9 0x5 r10 0x47b821c5488941e0 r11 0xffff800003b94500 r12 0xffff800003b94500 r13 0x100 r14 0 r15 0xfffffd80303863f8 rip 0xffffffff81013785 memcpy+0x15 cs 0x8 rflags 0x10202 __ALIGN_SIZE+0xf202 rsp 0xffff800014a2f178 ss 0x10 memcpy+0x15: repe movsq (%rsi),%es:(%rdi) ddb> show proc PROC (syz-executor.1) pid=70543 stat=onproc flags process=0 proc=4000000 pri=86, usrpri=86, nice=20 forw=0xffffffffffffffff, list=0xffff8000149b7c40,0xffffffff82262138 process=0xffff8000ffff66a0 user=0xffff800014a2a000, vmspace=0xfffffd803f013630 estcpu=36, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 12525 132513 16302 0 2 0 syz-executor.1 12525 484025 16302 0 3 0x4000080 netio syz-executor.1 *12525 70543 16302 0 7 0x4000000 syz-executor.1 16302 277341 95385 0 3 0x82 nanosleep syz-executor.1 60957 82252 95385 0 2 0x2 syz-executor.0 58970 392967 0 0 3 0x14200 bored sosplice 95385 173707 19605 0 3 0x82 thrsleep syz-fuzzer 95385 306045 19605 0 3 0x4000082 nanosleep syz-fuzzer 95385 87333 19605 0 3 0x4000082 thrsleep syz-fuzzer 95385 196058 19605 0 3 0x4000082 thrsleep syz-fuzzer 95385 55753 19605 0 3 0x4000082 thrsleep syz-fuzzer 95385 29125 19605 0 3 0x4000082 kqread syz-fuzzer 95385 42711 19605 0 3 0x4000082 thrsleep syz-fuzzer 95385 143207 19605 0 3 0x4000082 thrsleep syz-fuzzer 19605 357843 91142 0 3 0x10008a pause ksh 91142 161035 60420 0 3 0x92 select sshd 68455 434780 1 0 3 0x100083 ttyin getty 60420 51177 1 0 3 0x80 select sshd 37363 383114 38731 73 2 0x100010 syslogd 38731 328407 1 0 3 0x100082 netio syslogd 50067 198523 1 77 3 0x100090 poll dhclient 49040 368416 1 0 3 0x80 poll dhclient 68301 251156 0 0 2 0x14200 zerothread 19988 90958 0 0 3 0x14200 aiodoned aiodoned 50240 136277 0 0 3 0x14200 syncer update 97398 109798 0 0 3 0x14200 cleaner cleaner 86548 185470 0 0 3 0x14200 reaper reaper 55761 429547 0 0 3 0x14200 pgdaemon pagedaemon 2973 261466 0 0 3 0x14200 bored crynlk 16306 292732 0 0 3 0x14200 bored crypto 195 205264 0 0 3 0x40014200 acpi0 acpi0 81017 286399 0 0 3 0x14200 bored softnet 15960 194150 0 0 3 0x14200 bored systqmp 94820 490939 0 0 3 0x14200 bored systq 11040 255114 0 0 3 0x40014200 bored softclock 67715 500080 0 0 3 0x40014200 idle0 98480 230636 0 0 3 0x14200 bored smr 1 397467 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 9483 6332K 6340K 78643K 10823 0 0 pcb 24 9K 11K 78643K 326 0 0 rtable 106 4K 4K 78643K 440 0 0 ifaddr 50 12K 13K 78643K 155 0 0 counters 19 16K 16K 78643K 19 0 0 ioctlops 0 0K 2K 78643K 24 0 0 iov 0 0K 16K 78643K 50 0 0 mount 1 1K 1K 78643K 1 0 0 vnodes 1202 75K 76K 78643K 1551 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 11 0 0 VM map 2 0K 0K 78643K 2 0 0 sem 12 0K 1K 78643K 80 0 0 dirhash 12 2K 2K 78643K 12 0 0 ACPI 1793 195K 288K 78643K 12537 0 0 file desc 5 13K 25K 78643K 480 0 0 proc 41 30K 54K 78643K 379 0 0 subproc 64 65538K 69634K 78643K 172 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 65 0 0 in_multi 33 2K 2K 78643K 88 0 0 ether_multi 1 0K 0K 78643K 2 0 0 ISOFS mount 1 32K 32K 78643K 1 0 0 MSDOSFS mount 1 16K 16K 78643K 1 0 0 ttys 78 344K 344K 78643K 78 0 0 exec 0 0K 1K 78643K 207 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 76 20K 29K 78643K 1903 0 0 UVM aobj 44 6K 6K 78643K 44 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 26 0 0 NDP 9 0K 0K 78643K 44 0 0 temp 133 2354K 2418K 78643K 4496 0 0 kqueue 0 0K 0K 78643K 9 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 7 0 3 1 0 1 1 0 8 0 inpcbpl 280 252 0 245 1 0 1 1 0 8 0 plimitpl 152 34 0 27 1 0 1 1 0 8 0 rtentry 112 69 0 28 2 0 2 2 0 8 0 syncache 264 4 0 4 1 1 0 1 0 8 0 tcpcb 544 92 0 88 1 0 1 1 0 8 0 nd6 48 10 0 6 1 0 1 1 0 8 0 ppxss 1128 20 0 20 2 1 1 1 0 8 1 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 311 0 123 12 0 12 12 0 8 0 art_table 32 312 0 123 2 0 2 2 0 8 0 art_node 16 67 0 33 1 0 1 1 0 8 0 sysvmsgpl 40 8 0 2 2 1 1 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 76 0 66 1 0 1 1 0 8 0 shmpl 112 42 0 0 2 0 2 2 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino1pl 128 2311 0 892 46 0 46 46 0 8 0 ffsino 240 2311 0 892 84 0 84 84 0 8 0 nchpl 144 3218 0 1585 61 0 61 61 0 8 0 uvmvnodes 72 2475 0 0 45 0 45 45 0 8 0 vnodes 200 2475 0 0 131 0 131 131 0 8 0 namei 1024 9171 0 9171 3 2 1 1 0 8 1 scsiplug 64 1 0 1 1 1 0 1 0 8 0 scxspl 192 9497 0 9497 7 6 1 6 0 8 1 sigapl 432 641 0 628 2 0 2 2 0 8 0 futexpl 56 8348 0 8348 3 2 1 1 0 8 1 knotepl 112 235 0 216 1 0 1 1 0 8 0 kqueuepl 104 166 0 164 1 0 1 1 0 8 0 pipepl 112 534 0 515 4 3 1 2 0 8 0 fdescpl 424 642 0 628 2 0 2 2 0 8 0 filepl 120 4151 0 4056 7 3 4 5 0 8 1 lockfpl 104 130 0 130 3 2 1 1 0 8 1 lockfspl 32 179 0 179 3 2 1 1 0 8 1 sessionpl 112 20 0 10 1 0 1 1 0 8 0 pgrppl 48 26 0 16 1 0 1 1 0 8 0 ucredpl 96 944 0 937 1 0 1 1 0 8 0 zombiepl 144 628 0 628 2 1 1 1 0 8 1 processpl 840 657 0 628 4 0 4 4 0 8 0 procpl 600 1241 0 1203 5 1 4 4 0 8 0 sosppl 128 6 0 6 2 2 0 1 0 8 0 sockpl 384 533 0 515 5 2 3 4 0 8 1 mcl64k 65536 17 0 17 3 2 1 1 0 8 1 mcl16k 16384 2 0 2 2 2 0 1 0 8 0 mcl12k 12288 16 0 16 2 1 1 1 0 8 1 mcl9k 9216 9 0 9 2 2 0 1 0 8 0 mcl8k 8192 4 0 4 1 1 0 1 0 8 0 mcl4k 4096 25 0 25 4 3 1 1 0 8 1 mcl2k2 2112 2 0 2 1 1 0 1 0 8 0 mcl2k 2048 49052 0 49017 16 10 6 11 0 8 1 mtagpl 80 2 0 2 1 1 0 1 0 8 0 mbufpl 256 82869 0 82804 10 4 6 7 0 8 0 bufpl 256 7358 0 1787 349 0 349 349 0 8 0 anonpl 16 87716 0 78434 60 4 56 56 0 62 15 amapchunkpl 152 3373 0 3288 17 3 14 14 0 158 10 amappl16 192 3024 0 2532 46 21 25 37 0 8 0 amappl15 184 160 0 156 1 0 1 1 0 8 0 amappl14 176 267 0 261 2 1 1 1 0 8 0 amappl13 168 32 0 29 1 0 1 1 0 8 0 amappl12 160 247 0 243 1 0 1 1 0 8 0 amappl11 152 131 0 120 1 0 1 1 0 8 0 amappl10 144 55 0 54 2 1 1 1 0 8 0 amappl9 136 631 0 627 1 0 1 1 0 8 0 amappl8 128 212 0 200 1 0 1 1 0 8 0 amappl7 120 35 0 30 1 0 1 1 0 8 0 amappl6 112 81 0 73 1 0 1 1 0 8 0 amappl5 104 155 0 144 1 0 1 1 0 8 0 amappl4 96 593 0 570 2 1 1 2 0 8 0 amappl3 88 619 0 606 1 0 1 1 0 8 0 amappl2 80 4696 0 4644 2 0 2 2 0 8 0 amappl1 72 20615 0 20199 27 18 9 19 0 8 0 amappl 72 1491 0 1457 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 43 0 0 1 0 1 1 0 8 0 uaddrrnd 24 642 0 628 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 642 0 628 1 0 1 1 0 8 0 vmmpekpl 168 8682 0 8662 2 0 2 2 0 8 0 vmmpepl 168 73567 0 72138 99 32 67 79 0 357 3 vmsppl 264 641 0 628 2 1 1 2 0 8 0 pdppl 4096 1290 0 1256 6 1 5 6 0 8 0 pvpl 32 276702 0 264327 254 26 228 245 0 265 127 pmappl 192 641 0 628 1 0 1 1 0 8 0 extentpl 40 39 0 25 1 0 1 1 0 8 0 phpool 112 497 0 27 14 0 14 14 0 8 0