uvm_fault(0xffffffff8222be30, 0xffff80000296e000, 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(0xffffffff8222be30, 0xffff80000296e000, 0, 1) -> e memcpy(fffffd8037e3d468,ffff80000296df0d,0,fffffd8037e3d468,9a9b7992a1306ad1,ffff8000149f3bf8) at memcpy+0x15 end trace frame: 0xffff8000149f3b00, count: 0 ddb> trace memcpy(fffffd8037e3d468,ffff80000296df0d,0,fffffd8037e3d468,9a9b7992a1306ad1,ffff8000149f3bf8) at memcpy+0x15 rtrequest(1,ffff8000149f3bf8,38,ffff8000149f3b40,0) at rtrequest+0x83b sys/net/route.c:917 rtm_output(ffff80000296df00,ffff8000149f3bf0,ffff8000149f3bf8,38,0) at rtm_output+0x711 sys/net/rtsock.c:888 route_output(fffffd80305d5d00,fffffd8037016900,0,0) at route_output+0x78b sys/net/rtsock.c:806 route_usrreq(fffffd8037016900,9,fffffd80305d5d00,0,0,ffff8000ffff5780) at route_usrreq+0x35d sys/net/rtsock.c:271 sosend(fffffd8037016900,0,ffff8000149f3eb8,0,0,4) at sosend+0x6e3 sys/kern/uipc_socket.c:513 sendit(ffff8000ffff5780,6,ffff8000149f3f78,4,ffff8000149f4040) at sendit+0x58f sys/kern/uipc_syscalls.c:662 sys_sendto(ffff8000ffff5780,ffff8000149f4058,ffff8000149f4040) at sys_sendto+0x92 syscall(ffff8000149f40f0) at syscall+0x541 Xsyscall(6,0,ffffffffffffffd8,0,6,369b28d6010) at Xsyscall+0x128 end of kernel end trace frame: 0x36c3fcd5310, count: -10 ddb> show registers rdi 0xffff80000296d0f0 rsi 0xffff80000296dffd rbp 0xffff8000149f39f0 rbx 0xffff80000296df0d rdx 0x100 rcx 0x2 rax 0xfffffffffffff0f3 r8 0x70 r9 0x5 r10 0x9a9b7992a1304aa1 r11 0xffff80000296d000 r12 0xffff80000296d000 r13 0x100 r14 0 r15 0xfffffd8037e3d468 rip 0xffffffff813a60d5 memcpy+0x15 cs 0x8 rflags 0x10202 __ALIGN_SIZE+0xf202 rsp 0xffff8000149f3988 ss 0x10 memcpy+0x15: repe movsq (%rsi),%es:(%rdi) ddb> show proc PROC (syz-executor.1) pid=319412 stat=onproc flags process=0 proc=4000000 pri=70, usrpri=70, nice=20 forw=0xffffffffffffffff, list=0xffff8000ffff4bc8,0xffffffff8227d128 process=0xffff8000ffff6358 user=0xffff8000149ef000, vmspace=0xfffffd803f013a50 estcpu=36, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 73443 128203 92617 0 2 0 syz-executor.1 *73443 319412 92617 0 7 0x4000000 syz-executor.1 92617 174186 58252 0 3 0x82 nanosleep syz-executor.1 13757 441220 58252 0 2 0x2 syz-executor.0 58252 464196 61154 0 3 0x82 kqread syz-fuzzer 58252 151918 61154 0 3 0x4000082 thrsleep syz-fuzzer 58252 430415 61154 0 3 0x4000082 thrsleep syz-fuzzer 58252 339354 61154 0 3 0x4000082 thrsleep syz-fuzzer 58252 341000 61154 0 3 0x4000082 thrsleep syz-fuzzer 58252 210933 61154 0 3 0x4000082 thrsleep syz-fuzzer 58252 128975 61154 0 3 0x4000082 thrsleep syz-fuzzer 61154 279150 99113 0 3 0x10008a pause ksh 99113 315614 10124 0 3 0x92 select sshd 74057 237085 1 0 3 0x100083 ttyin getty 10124 274559 1 0 3 0x80 select sshd 41952 340227 32636 73 2 0x100090 syslogd 32636 215024 1 0 3 0x100082 netio syslogd 45989 421746 1 77 3 0x100090 poll dhclient 20274 327969 1 0 3 0x80 poll dhclient 66879 106934 0 0 2 0x14200 zerothread 73693 106305 0 0 3 0x14200 aiodoned aiodoned 79106 369628 0 0 3 0x14200 syncer update 15848 288824 0 0 3 0x14200 cleaner cleaner 86562 219933 0 0 3 0x14200 reaper reaper 73977 389300 0 0 3 0x14200 pgdaemon pagedaemon 73610 206974 0 0 3 0x14200 bored crynlk 85078 208299 0 0 3 0x14200 bored crypto 77826 419072 0 0 3 0x40014200 acpi0 acpi0 55870 359363 0 0 3 0x14200 bored softnet 54057 125357 0 0 3 0x14200 bored systqmp 23825 8468 0 0 3 0x14200 bored systq 75781 461064 0 0 3 0x40014200 bored softclock 98511 274182 0 0 3 0x40014200 idle0 76060 185651 0 0 3 0x14200 bored smr 1 207468 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 9457 6317K 6322K 78643K 10569 0 0 pcb 25 9K 10K 78643K 97 0 0 rtable 100 3K 3K 78643K 209 0 0 ifaddr 41 10K 10K 78643K 48 0 0 counters 19 16K 16K 78643K 19 0 0 ioctlops 0 0K 2K 78643K 16 0 0 iov 0 0K 16K 78643K 16 0 0 mount 1 1K 1K 78643K 1 0 0 vnodes 1199 75K 75K 78643K 1255 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 3 0 0 VM map 2 0K 0K 78643K 2 0 0 sem 5 0K 0K 78643K 6 0 0 dirhash 12 2K 2K 78643K 12 0 0 ACPI 1793 195K 288K 78643K 12537 0 0 file desc 5 13K 21K 78643K 87 0 0 sigio 0 0K 0K 78643K 7 0 0 proc 41 30K 46K 78643K 273 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 14 0 0 in_multi 33 2K 2K 78643K 49 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 48 212K 212K 78643K 48 0 0 exec 0 0K 1K 78643K 178 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 20K 78643K 954 0 0 UVM aobj 2 2K 2K 78643K 2 0 0 memdesc 1 4K 4K 78643K 1 0 0 crypto data 1 1K 1K 78643K 1 0 0 NDP 7 0K 0K 78643K 14 0 0 temp 101 2346K 2411K 78643K 3137 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 69 0 62 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 tcpqe 32 18 0 18 1 1 0 1 0 8 0 tcpcb 544 26 0 22 1 0 1 1 0 8 0 nd6 48 6 0 2 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 226 0 41 12 0 12 12 0 8 0 art_table 32 227 0 41 2 0 2 2 0 8 0 art_node 16 49 0 15 1 0 1 1 0 8 0 sysvmsgpl 40 2 0 0 1 0 1 1 0 8 0 semapl 112 4 0 1 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino1pl 128 1549 0 140 46 0 46 46 0 8 0 ffsino 240 1549 0 140 84 0 84 84 0 8 0 nchpl 144 1872 0 245 61 0 61 61 0 8 0 uvmvnodes 72 1612 0 0 30 0 30 30 0 8 0 vnodes 200 1612 0 0 85 0 85 85 0 8 0 namei 1024 4632 0 4631 2 1 1 1 0 8 0 scxspl 192 4875 0 4875 7 6 1 6 0 8 1 sigapl 432 254 0 241 2 0 2 2 0 8 0 futexpl 56 1087 0 1087 1 0 1 1 0 8 1 knotepl 112 83 0 64 1 0 1 1 0 8 0 kqueuepl 104 20 0 18 1 0 1 1 0 8 0 pipepl 112 170 0 147 2 1 1 1 0 8 0 fdescpl 424 255 0 241 2 0 2 2 0 8 0 filepl 120 1365 0 1265 4 0 4 4 0 8 0 lockfpl 104 41 0 41 2 1 1 1 0 8 1 lockfspl 32 16 0 16 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 96 163 0 156 1 0 1 1 0 8 0 zombiepl 144 241 0 241 2 1 1 1 0 8 1 processpl 840 269 0 241 4 0 4 4 0 8 0 procpl 600 366 0 331 4 0 4 4 0 8 1 sockpl 384 140 0 121 3 0 3 3 0 8 1 mcl64k 65536 5 0 5 1 0 1 1 0 8 1 mcl9k 9216 1 0 1 1 0 1 1 0 8 1 mcl8k 8192 1 0 1 1 0 1 1 0 8 1 mcl4k 4096 10 0 10 2 2 0 1 0 8 0 mcl2k 2048 48048 0 47998 16 6 10 14 0 8 3 mtagpl 80 2 0 2 1 1 0 1 0 8 0 mbufpl 256 79382 0 79286 10 3 7 8 0 8 0 bufpl 256 5811 0 1348 280 0 280 280 0 8 0 anonpl 16 36854 0 29612 53 2 51 51 0 62 15 amapchunkpl 152 1026 0 946 5 1 4 5 0 158 0 amappl16 192 1062 0 608 35 3 32 35 0 8 8 amappl15 184 48 0 44 1 0 1 1 0 8 0 amappl14 176 29 0 26 2 1 1 1 0 8 0 amappl13 168 27 0 23 1 0 1 1 0 8 0 amappl12 160 5 0 4 2 1 1 1 0 8 0 amappl11 152 17 0 6 1 0 1 1 0 8 0 amappl10 144 95 0 92 2 1 1 1 0 8 0 amappl9 136 246 0 243 1 0 1 1 0 8 0 amappl8 128 138 0 124 1 0 1 1 0 8 0 amappl7 120 34 0 29 1 0 1 1 0 8 0 amappl6 112 51 0 46 1 0 1 1 0 8 0 amappl5 104 765 0 755 1 0 1 1 0 8 0 amappl4 96 438 0 414 2 1 1 2 0 8 0 amappl3 88 119 0 111 1 0 1 1 0 8 0 amappl2 80 1208 0 1156 2 0 2 2 0 8 0 amappl1 72 13620 0 13206 26 17 9 19 0 8 0 amappl 72 578 0 546 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 1 0 0 1 0 1 1 0 8 0 uaddrrnd 24 255 0 241 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 255 0 241 1 0 1 1 0 8 0 vmmpekpl 168 6033 0 6016 1 0 1 1 0 8 0 vmmpepl 168 34977 0 33600 94 14 80 80 0 357 17 vmsppl 264 254 0 241 2 0 2 2 0 8 1 pdppl 4096 516 0 482 5 0 5 5 0 8 0 pvpl 32 129745 0 119461 133 6 127 127 0 265 31 pmappl 192 254 0 241 1 0 1 1 0 8 0 extentpl 40 39 0 25 1 0 1 1 0 8 0 phpool 112 420 0 14 12 0 12 12 0 8 0