uvm_fault(0xffffffff824ed380, 0xffff800000a69000, 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(0xffffffff824ed380, 0xffff800000a69000, 0, 1) -> e memcpy() at memcpy+0x15 end trace frame: 0xffff800020465620, count: 0 ddb> trace memcpy() at memcpy+0x15 rtm_msg1(c,ffff800020465638) at rtm_msg1+0x1b2 sys/net/rtsock.c:1554 rtm_addr(c,ffff800000a68f00) at rtm_addr+0x9b sys/net/rtsock.c:1742 rt_ifa_add(ffff800000a68f00,240404,ffff800000a68f40,0) at rt_ifa_add+0x2a7 sys/net/route.c:1139 rt_ifa_addlocal(ffff800000a68f00) at rt_ifa_addlocal+0x149 sys/net/route.c:1237 in_ifinit(ffff800000a35000,ffff800000a68f00,ffff800000a68f58,0) at in_ifinit+0x1cf sys/netinet/in.c:688 in_ioctl_change_ifaddr(8040691a,ffff800020465b30,ffff800000a35000,1) at in_ioctl_change_ifaddr+0x68c sys/netinet/in.c:519 in_ioctl(8040691a,ffff800020465b30,ffff800000a35000,1) at in_ioctl+0x2fb sys/netinet/in.c:246 ifioctl(fffffd805e4de960,8040691a,ffff800020465b30,ffff80001d34a388) at ifioctl+0xe60 sys/net/if.c:2291 sys_ioctl(ffff80001d34a388,ffff800020465c48,ffff800020465c90) at sys_ioctl+0x498 syscall(ffff800020465d10) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x913c41f0a90, count: -12 ddb> show registers rdi 0xfffffd8059e69098 rsi 0xffff800000a69000 rbp 0xffff8000204655b0 rbx 0 rdx 0x88 rcx 0x2 rax 0x7d8059400098 r8 0x2 r9 0x1 r10 0xeeaaf875d87481e3 r11 0xfffffd8059e69020 r12 0x88 r13 0x88 r14 0xffff800000a68f88 r15 0xfffffd8059e69000 rip 0xffffffff81f906e5 memcpy+0x15 cs 0x8 rflags 0x10206 __ALIGN_SIZE+0xf206 rsp 0xffff8000204654e8 ss 0x10 memcpy+0x15: repe movsq (%rsi),%es:(%rdi) ddb> show proc PROC (syz-executor.1) pid=275271 stat=onproc flags process=0 proc=4000000 pri=79, usrpri=79, nice=20 forw=0xffffffffffffffff, list=0xffff80001d3499c8,0xffffffff82547c98 process=0xffff8000ffffa710 user=0xffff800020460000, vmspace=0xfffffd806bc0a550 estcpu=36, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 30313 282528 82173 0 2 0 syz-executor.1 *30313 275271 82173 0 7 0x4000000 syz-executor.1 91442 383416 0 0 3 0x14200 bored sosplice 82173 346788 7625 0 3 0x82 nanosleep syz-executor.1 79629 391572 7625 0 2 0x2 syz-executor.0 7625 482986 85339 0 3 0x82 thrsleep syz-fuzzer 7625 99577 85339 0 3 0x4000082 nanosleep syz-fuzzer 7625 281348 85339 0 3 0x4000082 kqread syz-fuzzer 7625 67921 85339 0 3 0x4000082 thrsleep syz-fuzzer 7625 238727 85339 0 3 0x4000082 thrsleep syz-fuzzer 7625 130052 85339 0 3 0x4000082 thrsleep syz-fuzzer 7625 421827 85339 0 3 0x4000082 thrsleep syz-fuzzer 85339 40856 77099 0 3 0x10008a pause ksh 77099 429382 7023 0 3 0x92 select sshd 4668 396847 1 0 3 0x100083 ttyin getty 7023 274303 1 0 3 0x80 select sshd 63535 516498 95963 73 3 0x100090 kqread syslogd 95963 514361 1 0 3 0x100082 netio syslogd 17102 435355 1 77 3 0x100090 poll dhclient 50649 274904 1 0 3 0x80 poll dhclient 80887 233152 0 0 2 0x14200 zerothread 66222 357708 0 0 3 0x14200 aiodoned aiodoned 55314 475530 0 0 3 0x14200 syncer update 66194 394851 0 0 3 0x14200 cleaner cleaner 14399 143367 0 0 3 0x14200 reaper reaper 25172 292838 0 0 3 0x14200 pgdaemon pagedaemon 56284 223484 0 0 3 0x14200 bored crynlk 68545 371059 0 0 3 0x14200 bored crypto 10005 370144 0 0 3 0x40014200 acpi0 acpi0 14186 125157 0 0 2 0x14200 softnet 75762 16793 0 0 3 0x14200 bored systqmp 85555 119157 0 0 3 0x14200 bored systq 34432 424640 0 0 3 0x40014200 bored softclock 90336 483166 0 0 3 0x40014200 idle0 64129 32895 0 0 3 0x14200 bored smr 1 156156 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 devbuf 9512 6349K 6995K 78643K 11300 0 pcb 13 10K 12K 78643K 289 0 rtable 108 7K 8K 78643K 632 0 ifaddr 89 17K 18K 78643K 187 0 counters 19 16K 16K 78643K 19 0 ioctlops 0 0K 2K 78643K 32 0 iov 0 0K 16K 78643K 57 0 mount 1 1K 1K 78643K 1 0 vnodes 1217 76K 77K 78643K 1479 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 4 0 VM map 2 0K 0K 78643K 2 0 sem 12 0K 0K 78643K 82 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1794 195K 288K 78643K 12646 0 file desc 5 13K 25K 78643K 702 0 sigio 0 0K 0K 78643K 4 0 proc 50 38K 55K 78643K 438 0 subproc 32 2K 2K 78643K 53 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 45 0 in_multi 73 3K 3K 78643K 116 0 ether_multi 1 0K 0K 78643K 8 0 mrt 2 0K 0K 78643K 5 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 67 307K 307K 78643K 67 0 exec 0 0K 1K 78643K 231 0 pfkey data 0 0K 1K 78643K 4 0 pagedep 1 8K 8K 78643K 1 0 inodedep 1 32K 32K 78643K 1 0 newblk 1 0K 0K 78643K 1 0 VM swap 7 26K 26K 78643K 7 0 UVM amap 113 38K 54K 78643K 2378 0 UVM aobj 55 2K 2K 78643K 55 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 64 0 NDP 14 0K 0K 78643K 41 0 temp 138 3014K 3078K 78643K 21163 0 kqueue 3 4K 18K 78643K 48 0 SYN cache 2 16K 16K 78643K 2 0 ddb> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle arp 64 10 0 5 1 0 1 1 0 8 0 rtpcb 80 46 0 44 1 0 1 1 0 8 0 rtentry 112 170 0 129 2 0 2 2 0 8 0 unpcb 120 1491 0 1483 1 0 1 1 0 8 0 syncache 264 4 0 4 1 1 0 1 0 8 0 tcpqe 32 48 0 48 2 2 0 1 0 8 0 tcpcb 544 694 0 689 15 9 6 14 0 8 5 inpcb 280 1279 0 1270 10 4 6 9 0 8 5 rttmr 72 1 0 1 1 1 0 1 0 8 0 nd6 48 7 0 4 1 0 1 1 0 8 0 pkpcb 40 8 0 8 2 2 0 1 0 8 0 ppxss 1128 7 0 7 2 2 0 1 0 8 0 art_heap8 4096 54 0 52 3 0 3 3 0 8 1 art_heap4 256 635 0 404 15 0 15 15 0 8 0 art_table 32 689 0 456 2 0 2 2 0 8 0 art_node 16 169 0 131 1 0 1 1 0 8 0 sysvmsgpl 40 15 0 9 1 0 1 1 0 8 0 semupl 112 3 0 3 1 1 0 1 0 8 0 semapl 112 80 0 70 1 0 1 1 0 8 0 shmpl 112 53 0 0 2 0 2 2 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino1pl 128 2485 0 1089 46 0 46 46 0 8 0 ffsino 240 2485 0 1089 83 0 83 83 0 8 0 nchpl 144 3828 0 2232 60 0 60 60 0 8 0 uvmvnodes 72 2699 0 0 50 0 50 50 0 8 0 vnodes 208 2699 0 0 143 0 143 143 0 8 0 namei 1024 10205 0 10205 1 0 1 1 0 8 1 vcpupl 1984 1 0 0 1 0 1 1 0 8 0 vmpool 528 1 0 0 1 0 1 1 0 8 0 scxspl 192 11733 0 11733 1 0 1 1 0 8 1 plimitpl 152 39 0 32 1 0 1 1 0 8 0 sigapl 432 870 0 857 2 0 2 2 0 8 0 futexpl 56 14956 0 14956 1 0 1 1 0 8 1 knotepl 112 121 0 102 1 0 1 1 0 8 0 kqueuepl 104 312 0 310 4 3 1 4 0 8 0 pipelkpl 16 190 0 180 1 0 1 1 0 8 0 pipepl 120 380 0 361 2 1 1 2 0 8 0 fdescpl 432 871 0 857 2 0 2 2 0 8 0 filepl 120 6679 0 6583 12 4 8 11 0 8 5 lockfpl 104 77 0 76 1 0 1 1 0 8 0 lockfspl 48 30 0 29 1 0 1 1 0 8 0 sessionpl 112 18 0 8 1 0 1 1 0 8 0 pgrppl 48 28 0 18 1 0 1 1 0 8 0 ucredpl 96 953 0 946 1 0 1 1 0 8 0 zombiepl 144 857 0 857 1 0 1 1 0 8 1 processpl 896 886 0 857 4 0 4 4 0 8 0 procpl 624 1620 0 1584 4 0 4 4 0 8 1 sosppl 128 4 0 4 2 2 0 1 0 8 0 sockpl 400 2824 0 2805 14 7 7 13 0 8 5 mcl64k 65536 908 0 908 33 31 2 33 0 8 2 mcl16k 16384 4 0 4 2 1 1 1 0 8 1 mcl12k 12288 163 0 163 3 2 1 1 0 8 1 mcl9k 9216 2 0 2 2 2 0 1 0 8 0 mcl8k 8192 14 0 14 2 1 1 1 0 8 1 mcl4k 4096 37 0 37 1 0 1 1 0 8 1 mcl2k2 2112 2 0 2 2 1 1 1 0 8 1 mcl2k 2048 63936 0 63887 17 9 8 14 0 8 1 mtagpl 80 42 0 30 2 1 1 1 0 8 0 mbufpl 256 107217 0 107106 28 15 13 24 0 8 3 bufpl 280 8670 0 2486 442 0 442 442 0 8 0 anonpl 16 97298 0 81469 78 7 71 77 0 107 6 amapchunkpl 152 3809 0 3669 21 2 19 20 0 158 12 amappl16 192 4753 0 3875 56 10 46 56 0 8 1 amappl15 184 61 0 55 1 0 1 1 0 8 0 amappl14 176 79 0 77 1 0 1 1 0 8 0 amappl13 168 331 0 330 1 0 1 1 0 8 0 amappl12 160 5 0 5 1 1 0 1 0 8 0 amappl11 152 52 0 41 1 0 1 1 0 8 0 amappl10 144 290 0 285 1 0 1 1 0 8 0 amappl9 136 573 0 569 1 0 1 1 0 8 0 amappl8 128 115 0 95 1 0 1 1 0 8 0 amappl7 120 374 0 361 1 0 1 1 0 8 0 amappl6 112 52 0 47 1 0 1 1 0 8 0 amappl5 104 165 0 154 1 0 1 1 0 8 0 amappl4 96 1409 0 1383 1 0 1 1 0 8 0 amappl3 88 123 0 116 1 0 1 1 0 8 0 amappl2 80 6107 0 6035 3 1 2 3 0 8 0 amappl1 72 23998 0 23574 26 16 10 20 0 8 0 amappl 80 1863 0 1818 2 0 2 2 0 84 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 dma128 128 253 0 253 1 1 0 1 0 8 0 dma64 64 6 0 6 1 1 0 1 0 8 0 dma32 32 7 0 7 1 1 0 1 0 8 0 dma16 16 18 0 17 1 0 1 1 0 8 0 aobjpl 64 54 0 0 1 0 1 1 0 8 0 uaddrrnd 24 872 0 857 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 872 0 857 1 0 1 1 0 8 0 vmmpekpl 168 8595 0 8566 2 0 2 2 0 8 0 vmmpepl 168 108581 0 106606 124 20 104 119 0 357 16 vmsppl 272 871 0 857 2 0 2 2 0 8 1 pdppl 4096 1750 0 1715 6 1 5 6 0 8 0 pvpl 32 278704 0 259861 182 6 176 182 0 265 20 pmappl 200 871 0 857 1 0 1 1 0 8 0 extentpl 40 46 0 29 1 0 1 1 0 8 0 phpool 112 231 0 76 6 0 6 6 0 8 0