uvm_fault(0xffffffff82228e50, 0xffff800002977000, 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(0xffffffff82228e50, 0xffff800002977000, 0, 1) -> e memcpy(fffffd803dd84628,ffff800002976f0d,0,fffffd803dd84628,e9806aa889ae83ca,ffff800014a11f28) at memcpy+0x15 end trace frame: 0xffff800014a11e30, count: 0 ddb> trace memcpy(fffffd803dd84628,ffff800002976f0d,0,fffffd803dd84628,e9806aa889ae83ca,ffff800014a11f28) at memcpy+0x15 rtrequest(1,ffff800014a11f28,0,ffff800014a11e70,0) at rtrequest+0x83b sys/net/route.c:917 rtm_output(ffff800002976f00,ffff800014a11f20,ffff800014a11f28,0,0) at rtm_output+0x711 sys/net/rtsock.c:888 route_output(fffffd803f030400,fffffd8037013900,0,0) at route_output+0x78b sys/net/rtsock.c:806 route_usrreq(fffffd8037013900,9,fffffd803f030400,0,0,ffff8000fffef9e0) at route_usrreq+0x35d sys/net/rtsock.c:271 sosend(fffffd8037013900,0,ffff800014a121e8,0,0,0) at sosend+0x6e3 sys/kern/uipc_socket.c:513 sendit(ffff8000fffef9e0,5,ffff800014a122a8,0,ffff800014a12370) at sendit+0x58f sys/kern/uipc_syscalls.c:662 sys_sendto(ffff8000fffef9e0,ffff800014a12388,ffff800014a12370) at sys_sendto+0x92 syscall(ffff800014a12420) at syscall+0x541 Xsyscall(6,0,ffffffffffffffd8,0,6,5e9a643a010) at Xsyscall+0x128 end of kernel end trace frame: 0x5ec9b09ce00, count: -10 ddb> show registers rdi 0xffff8000029762f0 rsi 0xffff800002976ffd rbp 0xffff800014a11d20 rbx 0xffff800002976f0d rdx 0x100 rcx 0x2 rax 0xfffffffffffff2f3 r8 0x70 r9 0x5 r10 0xb4f0aed5bc3ff1aa r11 0xffff800002976200 r12 0xffff800002976200 r13 0x100 r14 0 r15 0xfffffd803dd84628 rip 0xffffffff818beca5 memcpy+0x15 cs 0x8 rflags 0x10202 __ALIGN_SIZE+0xf202 rsp 0xffff800014a11cb8 ss 0x10 memcpy+0x15: repe movsq (%rsi),%es:(%rdi) ddb> show proc PROC (syz-executor.0) pid=182251 stat=onproc flags process=0 proc=4000000 pri=54, usrpri=54, nice=20 forw=0xffffffffffffffff, list=0xffff8000fffef080,0xffffffff8228e440 process=0xffff8000ffff6d30 user=0xffff800014a0d000, vmspace=0xfffffd803f014a50 estcpu=10, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 50258 49304 88650 0 2 0 syz-executor.0 *50258 182251 88650 0 7 0x4000000 syz-executor.0 66720 378496 20739 0 2 0 syz-executor.1 20739 71178 48997 0 3 0x82 nanosleep syz-executor.1 90524 221801 0 0 3 0x14200 bored sosplice 88650 312173 48997 0 3 0x82 nanosleep syz-executor.0 48997 228999 84384 0 3 0x82 thrsleep syz-fuzzer 48997 153290 84384 0 3 0x4000082 thrsleep syz-fuzzer 48997 151136 84384 0 3 0x4000082 thrsleep syz-fuzzer 48997 400887 84384 0 3 0x4000082 thrsleep syz-fuzzer 48997 376540 84384 0 3 0x4000082 thrsleep syz-fuzzer 48997 269008 84384 0 3 0x4000082 thrsleep syz-fuzzer 48997 439675 84384 0 3 0x4000082 thrsleep syz-fuzzer 48997 276126 84384 0 3 0x4000082 kqread syz-fuzzer 84384 329831 89638 0 3 0x10008a pause ksh 89638 416020 7712 0 3 0x92 select sshd 85136 28503 1 0 3 0x100083 ttyin getty 7712 266745 1 0 3 0x80 select sshd 83614 209508 81525 73 2 0x100090 syslogd 81525 189446 1 0 3 0x100082 netio syslogd 74767 518803 1 77 3 0x100090 poll dhclient 90309 257406 1 0 3 0x80 poll dhclient 46203 512055 0 0 2 0x14200 zerothread 61776 193858 0 0 3 0x14200 aiodoned aiodoned 11944 368663 0 0 3 0x14200 syncer update 11024 505627 0 0 3 0x14200 cleaner cleaner 96506 49089 0 0 3 0x14200 reaper reaper 93657 206093 0 0 3 0x14200 pgdaemon pagedaemon 54817 182974 0 0 3 0x14200 bored crynlk 71218 79432 0 0 3 0x14200 bored crypto 60732 316246 0 0 3 0x40014200 acpi0 acpi0 90439 68026 0 0 3 0x14200 bored softnet 43560 420323 0 0 3 0x14200 bored systqmp 26927 481749 0 0 3 0x14200 bored systq 94054 23826 0 0 3 0x40014200 bored softclock 6851 273465 0 0 3 0x40014200 idle0 53341 173820 0 0 3 0x14200 bored smr 1 252327 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 9459 6313K 6325K 78643K 10628 0 0 pcb 25 9K 10K 78643K 137 0 0 rtable 103 4K 4K 78643K 258 0 0 ifaddr 42 11K 11K 78643K 62 0 0 counters 19 16K 16K 78643K 19 0 0 ioctlops 0 0K 2K 78643K 21 0 0 iov 0 0K 24K 78643K 33 0 0 mount 1 1K 1K 78643K 1 0 0 vnodes 1197 75K 75K 78643K 1299 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 0K 0K 78643K 32 0 0 dirhash 12 2K 2K 78643K 12 0 0 ACPI 1793 195K 288K 78643K 12537 0 0 file desc 6 17K 17K 78643K 227 0 0 sigio 0 0K 0K 78643K 6 0 0 proc 41 30K 46K 78643K 293 0 0 subproc 64 65538K 67586K 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 16 0 0 in_multi 33 2K 2K 78643K 68 0 0 ether_multi 1 0K 0K 78643K 3 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 54 238K 238K 78643K 54 0 0 exec 0 0K 1K 78643K 203 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 1329 0 0 UVM aobj 16 2K 2K 78643K 18 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 8 0 0 NDP 7 0K 0K 78643K 19 0 0 temp 113 2349K 2413K 78643K 3574 0 0 kqueue 0 0K 0K 78643K 3 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 2 1 0 1 1 0 8 0 inpcbpl 280 153 0 146 1 0 1 1 0 8 0 plimitpl 152 21 0 14 1 0 1 1 0 8 0 rtentry 112 61 0 20 2 0 2 2 0 8 0 syncache 264 4 0 4 1 1 0 1 0 8 0 tcpcb 544 58 0 54 1 0 1 1 0 8 0 nd6 48 8 0 4 1 0 1 1 0 8 0 ppxss 1128 1 0 1 1 1 0 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 267 0 82 12 0 12 12 0 8 0 art_table 32 268 0 82 2 0 2 2 0 8 0 art_node 16 58 0 24 1 0 1 1 0 8 0 sysvmsgpl 40 4 0 4 1 1 0 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 30 0 20 1 0 1 1 0 8 0 shmpl 112 16 0 2 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino1pl 128 1748 0 336 46 0 46 46 0 8 0 ffsino 240 1748 0 336 84 0 84 84 0 8 0 nchpl 144 2265 0 636 61 0 61 61 0 8 0 uvmvnodes 72 1837 0 0 34 0 34 34 0 8 0 vnodes 200 1837 0 0 97 0 97 97 0 8 0 namei 1024 6025 0 6025 2 1 1 1 0 8 1 scxspl 192 7277 0 7277 10 9 1 6 0 8 1 sigapl 432 391 0 377 2 0 2 2 0 8 0 futexpl 56 3472 0 3472 1 0 1 1 0 8 1 knotepl 112 149 0 130 1 0 1 1 0 8 0 kqueuepl 104 60 0 58 1 0 1 1 0 8 0 pipepl 112 238 0 219 2 1 1 1 0 8 0 fdescpl 424 392 0 377 2 0 2 2 0 8 0 filepl 120 2289 0 2193 4 0 4 4 0 8 1 lockfpl 104 42 0 42 2 1 1 1 0 8 1 lockfspl 32 19 0 19 2 1 1 1 0 8 1 sessionpl 112 19 0 9 1 0 1 1 0 8 0 pgrppl 48 23 0 13 1 0 1 1 0 8 0 ucredpl 96 393 0 386 1 0 1 1 0 8 0 zombiepl 144 377 0 377 2 1 1 1 0 8 1 processpl 840 407 0 377 4 0 4 4 0 8 0 procpl 600 669 0 631 4 0 4 4 0 8 0 sosppl 128 7 0 7 2 1 1 1 0 8 1 sockpl 384 255 0 236 3 0 3 3 0 8 1 mcl64k 65536 2 0 2 1 0 1 1 0 8 1 mcl16k 16384 2 0 2 2 1 1 1 0 8 1 mcl12k 12288 8 0 8 1 0 1 1 0 8 1 mcl9k 9216 3 0 3 2 2 0 1 0 8 0 mcl8k 8192 4 0 4 2 1 1 1 0 8 1 mcl4k 4096 20 0 20 2 1 1 1 0 8 1 mcl2k2 2112 2 0 2 2 2 0 1 0 8 0 mcl2k 2048 48434 0 48400 13 8 5 11 0 8 0 mtagpl 80 2 0 2 1 1 0 1 0 8 0 mbufpl 256 80114 0 80030 10 4 6 7 0 8 0 bufpl 256 6160 0 1636 283 0 283 283 0 8 0 anonpl 16 56684 0 48304 51 3 48 48 0 62 13 amapchunkpl 152 2106 0 2025 9 5 4 9 0 158 0 amappl16 192 1571 0 1119 35 4 31 35 0 8 8 amappl15 184 148 0 142 1 0 1 1 0 8 0 amappl14 176 31 0 29 2 1 1 1 0 8 0 amappl13 168 26 0 23 1 0 1 1 0 8 0 amappl12 160 7 0 6 1 0 1 1 0 8 0 amappl11 152 115 0 102 1 0 1 1 0 8 0 amappl10 144 122 0 120 3 2 1 1 0 8 0 amappl9 136 301 0 298 1 0 1 1 0 8 0 amappl8 128 150 0 135 1 0 1 1 0 8 0 amappl7 120 34 0 30 1 0 1 1 0 8 0 amappl6 112 152 0 142 1 0 1 1 0 8 0 amappl5 104 675 0 663 1 0 1 1 0 8 0 amappl4 96 563 0 538 2 1 1 2 0 8 0 amappl3 88 131 0 124 1 0 1 1 0 8 0 amappl2 80 2396 0 2341 2 0 2 2 0 8 0 amappl1 72 16153 0 15731 23 13 10 19 0 8 0 amappl 72 937 0 904 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 17 0 2 1 0 1 1 0 8 0 uaddrrnd 24 392 0 377 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 392 0 377 1 0 1 1 0 8 0 vmmpekpl 168 6782 0 6762 2 0 2 2 0 8 0 vmmpepl 168 50925 0 49484 87 16 71 76 0 357 8 vmsppl 264 391 0 377 1 0 1 1 0 8 0 pdppl 4096 790 0 754 5 0 5 5 0 8 0 pvpl 32 184360 0 172869 133 6 127 127 0 265 34 pmappl 192 391 0 377 1 0 1 1 0 8 0 extentpl 40 39 0 25 1 0 1 1 0 8 0 phpool 112 423 0 18 12 0 12 12 0 8 0