uvm_fault(0xffffffff8221dd88, 0xffff800001975000, 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, 0xffff800001975000, 0, 1) -> e memcpy(fffffd803032ba88,ffff800001974f0d,1,fffffd803032ba88,609c782ee1d98874,ffff8000149d8728) at memcpy+0x15 end trace frame: 0xffff8000149d8630, count: 0 ddb> trace memcpy(fffffd803032ba88,ffff800001974f0d,1,fffffd803032ba88,609c782ee1d98874,ffff8000149d8728) at memcpy+0x15 rtrequest(1,ffff8000149d8728,0,ffff8000149d8670,1) at rtrequest+0x83b sys/net/route.c:917 rtm_output(ffff800001974f00,ffff8000149d8720,ffff8000149d8728,0,1) at rtm_output+0x711 sys/net/rtsock.c:888 route_output(fffffd8036f88b00,fffffd8030379910,0,0) at route_output+0x78b sys/net/rtsock.c:806 route_usrreq(fffffd8030379910,9,fffffd8036f88b00,0,0,ffff8000ffff8260) at route_usrreq+0x35d sys/net/rtsock.c:271 sosend(fffffd8030379910,0,ffff8000149d89e8,0,0,0) at sosend+0x6e3 sys/kern/uipc_socket.c:513 sendit(ffff8000ffff8260,4,ffff8000149d8aa8,0,ffff8000149d8b70) at sendit+0x58f sys/kern/uipc_syscalls.c:662 sys_sendto(ffff8000ffff8260,ffff8000149d8b88,ffff8000149d8b70) at sys_sendto+0x92 syscall(ffff8000149d8c20) at syscall+0x541 Xsyscall(6,0,ffffffffffffffd8,0,6,bf42550d0d8) at Xsyscall+0x128 end of kernel end trace frame: 0xbf7088f7c50, count: -10 ddb> show registers rdi 0xffff8000019742f0 rsi 0xffff800001974ffd rbp 0xffff8000149d8520 rbx 0xffff800001974f0d rdx 0x100 rcx 0x2 rax 0xfffffffffffff2f3 r8 0x70 r9 0x5 r10 0xf0bdca27f5d93fe3 r11 0xffff800001974200 r12 0xffff800001974200 r13 0x100 r14 0 r15 0xfffffd803032ba88 rip 0xffffffff810528d5 memcpy+0x15 cs 0x8 rflags 0x10202 __ALIGN_SIZE+0xf202 rsp 0xffff8000149d84b8 ss 0x10 memcpy+0x15: repe movsq (%rsi),%es:(%rdi) ddb> show proc PROC (syz-executor.1) pid=28510 stat=onproc flags process=0 proc=4000000 pri=57, usrpri=57, nice=20 forw=0xffffffffffffffff, list=0xffff8000ffff99d0,0xffff8000ffff8018 process=0xffff8000ffff69e8 user=0xffff8000149d3000, vmspace=0xfffffd803f013e70 estcpu=7, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 76960 266363 89511 0 2 0 syz-executor.0 76960 342233 89511 0 3 0x4000080 fsleep syz-executor.0 39517 405113 50083 0 2 0 syz-executor.1 39517 314710 50083 0 2 0x4000000 syz-executor.1 *39517 28510 50083 0 7 0x4000000 syz-executor.1 74348 108202 0 0 3 0x14200 bored sosplice 89511 265326 81100 0 3 0x82 nanosleep syz-executor.0 50083 275791 81100 0 3 0x82 nanosleep syz-executor.1 81100 207327 47433 0 3 0x82 thrsleep syz-fuzzer 81100 366214 47433 0 3 0x4000082 thrsleep syz-fuzzer 81100 127142 47433 0 3 0x4000082 thrsleep syz-fuzzer 81100 28002 47433 0 3 0x4000082 thrsleep syz-fuzzer 81100 138992 47433 0 3 0x4000082 kqread syz-fuzzer 81100 493459 47433 0 3 0x4000082 thrsleep syz-fuzzer 81100 457732 47433 0 3 0x4000082 thrsleep syz-fuzzer 47433 212074 66842 0 3 0x10008a pause ksh 66842 187731 95433 0 3 0x92 select sshd 41082 77952 1 0 3 0x100083 ttyin getty 95433 151112 1 0 3 0x80 select sshd 5132 163308 84628 73 2 0x100090 syslogd 84628 63819 1 0 3 0x100082 netio syslogd 41362 313601 1 77 3 0x100090 poll dhclient 36363 111693 1 0 3 0x80 poll dhclient 97618 88479 0 0 2 0x14200 zerothread 42536 132517 0 0 3 0x14200 aiodoned aiodoned 2185 367642 0 0 3 0x14200 syncer update 91907 206683 0 0 3 0x14200 cleaner cleaner 95353 259043 0 0 3 0x14200 reaper reaper 72823 4130 0 0 3 0x14200 pgdaemon pagedaemon 55819 341726 0 0 3 0x14200 bored crynlk 98410 520677 0 0 3 0x14200 bored crypto 32620 211757 0 0 3 0x40014200 acpi0 acpi0 28135 376126 0 0 3 0x14200 bored softnet 57770 373145 0 0 3 0x14200 bored systqmp 14370 466373 0 0 3 0x14200 bored systq 67492 512759 0 0 3 0x40014200 bored softclock 41359 13609 0 0 3 0x40014200 idle0 87451 77480 0 0 3 0x14200 bored smr 1 444963 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 9476 6331K 6339K 78643K 10692 0 0 pcb 27 9K 10K 78643K 187 0 0 rtable 106 4K 4K 78643K 294 0 0 ifaddr 49 12K 12K 78643K 93 0 0 counters 19 16K 16K 78643K 19 0 0 ioctlops 0 0K 2K 78643K 24 0 0 iov 0 0K 16K 78643K 44 0 0 mount 1 1K 1K 78643K 1 0 0 vnodes 1197 75K 75K 78643K 1390 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 5 0 0 VM map 2 0K 0K 78643K 2 0 0 sem 12 1K 1K 78643K 34 0 0 dirhash 12 2K 2K 78643K 12 0 0 ACPI 1793 195K 288K 78643K 12537 0 0 file desc 6 17K 21K 78643K 273 0 0 sigio 0 0K 0K 78643K 2 0 0 proc 41 30K 54K 78643K 293 0 0 subproc 64 65538K 67586K 78643K 102 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 45 0 0 in_multi 33 2K 2K 78643K 54 0 0 ether_multi 1 0K 0K 78643K 2 0 0 mrt 0 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 48 212K 212K 78643K 48 0 0 exec 0 0K 1K 78643K 199 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 78 20K 29K 78643K 1407 0 0 UVM aobj 11 2K 2K 78643K 11 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 10 0 0 NDP 9 0K 0K 78643K 26 0 0 temp 132 2350K 2418K 78643K 3716 0 0 kqueue 0 0K 0K 78643K 2 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 5 0 1 1 0 1 1 0 8 0 inpcbpl 280 166 0 159 1 0 1 1 0 8 0 plimitpl 152 20 0 13 1 0 1 1 0 8 0 rtentry 112 52 0 11 2 0 2 2 0 8 0 syncache 264 4 0 4 1 1 0 1 0 8 0 tcpcb 544 60 0 56 1 0 1 1 0 8 0 nd6 48 6 0 2 1 0 1 1 0 8 0 ppxss 1128 6 0 6 2 1 1 1 0 8 1 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 227 0 41 12 0 12 12 0 8 0 art_table 32 228 0 41 2 0 2 2 0 8 0 art_node 16 49 0 15 1 0 1 1 0 8 0 sysvmsgpl 40 6 0 2 1 0 1 1 0 8 0 semupl 112 2 0 2 1 1 0 1 0 8 0 semapl 112 32 0 22 1 0 1 1 0 8 0 shmpl 112 9 0 0 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino1pl 128 1946 0 541 46 0 46 46 0 8 0 ffsino 240 1946 0 541 84 0 84 84 0 8 0 nchpl 144 2529 0 900 61 0 61 61 0 8 0 uvmvnodes 72 2028 0 0 37 0 37 37 0 8 0 vnodes 200 2028 0 0 107 0 107 107 0 8 0 namei 1024 7018 0 7018 2 1 1 1 0 8 1 scsiplug 64 1 0 1 1 1 0 1 0 8 0 scxspl 192 7862 0 7862 9 6 3 6 0 8 3 sigapl 432 440 0 426 2 0 2 2 0 8 0 futexpl 56 4485 0 4484 1 0 1 1 0 8 0 knotepl 112 137 0 118 1 0 1 1 0 8 0 kqueuepl 104 64 0 62 1 0 1 1 0 8 0 pipepl 112 282 0 263 2 1 1 1 0 8 0 fdescpl 424 441 0 426 2 0 2 2 0 8 0 filepl 120 2658 0 2560 4 0 4 4 0 8 1 lockfpl 104 104 0 104 2 1 1 1 0 8 1 lockfspl 32 114 0 114 2 1 1 1 0 8 1 sessionpl 112 18 0 8 1 0 1 1 0 8 0 pgrppl 48 18 0 8 1 0 1 1 0 8 0 ucredpl 96 593 0 586 1 0 1 1 0 8 0 zombiepl 144 426 0 426 2 1 1 1 0 8 1 processpl 840 456 0 426 4 0 4 4 0 8 0 procpl 600 799 0 760 4 0 4 4 0 8 1 sosppl 128 2 0 2 1 0 1 1 0 8 1 sockpl 384 322 0 301 3 0 3 3 0 8 0 mcl64k 65536 8 0 8 2 1 1 1 0 8 1 mcl16k 16384 3 0 3 1 0 1 1 0 8 1 mcl12k 12288 5 0 5 3 3 0 1 0 8 0 mcl9k 9216 9 0 9 1 0 1 1 0 8 1 mcl8k 8192 3 0 3 1 0 1 1 0 8 1 mcl4k 4096 31 0 31 3 2 1 1 0 8 1 mcl2k2 2112 2 0 2 1 0 1 1 0 8 1 mcl2k 2048 47603 0 47570 12 7 5 10 0 8 0 mtagpl 80 2 0 2 1 1 0 1 0 8 0 mbufpl 256 79216 0 79147 9 3 6 7 0 8 0 bufpl 256 6362 0 1894 280 0 280 280 0 8 0 anonpl 16 57777 0 49356 50 8 42 48 0 62 3 amapchunkpl 152 2141 0 2056 13 9 4 9 0 158 0 amappl16 192 2061 0 1592 40 14 26 36 0 8 2 amappl15 184 50 0 46 1 0 1 1 0 8 0 amappl14 176 163 0 158 2 1 1 1 0 8 0 amappl13 168 113 0 108 1 0 1 1 0 8 0 amappl12 160 173 0 168 1 0 1 1 0 8 0 amappl11 152 17 0 6 1 0 1 1 0 8 0 amappl10 144 60 0 59 1 0 1 1 0 8 0 amappl9 136 529 0 525 1 0 1 1 0 8 0 amappl8 128 118 0 104 1 0 1 1 0 8 0 amappl7 120 29 0 25 1 0 1 1 0 8 0 amappl6 112 51 0 45 1 0 1 1 0 8 0 amappl5 104 188 0 175 1 0 1 1 0 8 0 amappl4 96 573 0 548 2 1 1 2 0 8 0 amappl3 88 400 0 391 1 0 1 1 0 8 0 amappl2 80 2880 0 2820 2 0 2 2 0 8 0 amappl1 72 17108 0 16672 26 17 9 19 0 8 0 amappl 72 1021 0 986 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 10 0 0 1 0 1 1 0 8 0 uaddrrnd 24 441 0 426 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 441 0 426 1 0 1 1 0 8 0 vmmpekpl 168 7207 0 7189 1 0 1 1 0 8 0 vmmpepl 168 54968 0 53477 94 27 67 80 0 357 2 vmsppl 264 440 0 426 2 1 1 2 0 8 0 pdppl 4096 888 0 852 5 0 5 5 0 8 0 pvpl 32 196148 0 184057 136 11 125 131 0 265 25 pmappl 192 440 0 426 1 0 1 1 0 8 0 extentpl 40 39 0 25 1 0 1 1 0 8 0 phpool 112 418 0 16 12 0 12 12 0 8 0