uvm_fault(0xffffffff82201e00, 0xffff800001b89000, 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(0xffffffff82201e00, 0xffff800001b89000, 0, 1) -> e memcpy(fffffd803ea23158,ffff800001b88f0d,0,fffffd803ea23158,88aaa112878cfdb9,ffff800014a31998) at memcpy+0x15 end trace frame: 0xffff800014a318a0, count: 0 ddb> trace memcpy(fffffd803ea23158,ffff800001b88f0d,0,fffffd803ea23158,88aaa112878cfdb9,ffff800014a31998) at memcpy+0x15 rtrequest(1,ffff800014a31998,38,ffff800014a318e0,0) at rtrequest+0x83b sys/net/route.c:917 rtm_output(ffff800001b88f00,ffff800014a31990,ffff800014a31998,38,0) at rtm_output+0x711 sys/net/rtsock.c:888 route_output(fffffd803ecdb900,fffffd802d2cb318,0,0) at route_output+0x78b sys/net/rtsock.c:806 route_usrreq(fffffd802d2cb318,9,fffffd803ecdb900,0,0,ffff800014a1a978) at route_usrreq+0x35d sys/net/rtsock.c:271 sosend(fffffd802d2cb318,0,ffff800014a31c58,0,0,0) at sosend+0x6e3 sys/kern/uipc_socket.c:513 sendit(ffff800014a1a978,3,ffff800014a31d18,0,ffff800014a31de0) at sendit+0x58f sys/kern/uipc_syscalls.c:662 sys_sendto(ffff800014a1a978,ffff800014a31df8,ffff800014a31de0) at sys_sendto+0x92 syscall(ffff800014a31e90) at syscall+0x541 Xsyscall(6,0,ffffffffffffffd8,0,6,3055c508010) at Xsyscall+0x128 end of kernel end trace frame: 0x3076f59dc20, count: -10 ddb> show registers rdi 0xffff800001b881f0 rsi 0xffff800001b88ffd rbp 0xffff800014a31790 rbx 0xffff800001b88f0d rdx 0x100 rcx 0x2 rax 0xfffffffffffff1f3 r8 0x70 r9 0x5 r10 0xa429df11f1c6284a r11 0xffff800001b88100 r12 0xffff800001b88100 r13 0x100 r14 0 r15 0xfffffd803ea23158 rip 0xffffffff816a0825 memcpy+0x15 cs 0x8 rflags 0x10202 __ALIGN_SIZE+0xf202 rsp 0xffff800014a31728 ss 0x10 memcpy+0x15: repe movsq (%rsi),%es:(%rdi) ddb> show proc PROC (syz-executor.1) pid=243443 stat=onproc flags process=0 proc=4000000 pri=77, usrpri=77, nice=20 forw=0xffffffffffffffff, list=0xffff800014a1abd0,0xffffffff8224cb48 process=0xffff800014963710 user=0xffff800014a2c000, vmspace=0xfffffd803f014d68 estcpu=36, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 29934 397037 73129 0 2 0 syz-executor.1 *29934 243443 73129 0 7 0x4000000 syz-executor.1 45968 80320 88399 0 3 0x80 nanosleep syz-executor.0 45968 459850 88399 0 3 0x4000080 select syz-executor.0 73129 214732 26968 0 3 0x82 nanosleep syz-executor.1 88399 287085 26968 0 3 0x82 nanosleep syz-executor.0 43114 39318 0 0 3 0x14200 bored sosplice 26968 462322 97042 0 3 0x82 kqread syz-fuzzer 26968 491810 97042 0 3 0x4000082 thrsleep syz-fuzzer 26968 403201 97042 0 3 0x4000082 thrsleep syz-fuzzer 26968 243572 97042 0 3 0x4000082 thrsleep syz-fuzzer 26968 13315 97042 0 3 0x4000082 thrsleep syz-fuzzer 26968 224245 97042 0 3 0x4000082 thrsleep syz-fuzzer 26968 84624 97042 0 3 0x4000082 thrsleep syz-fuzzer 97042 318905 29191 0 3 0x10008a pause ksh 29191 249568 19145 0 3 0x92 select sshd 49305 488302 1 0 3 0x100083 ttyin getty 19145 274471 1 0 3 0x80 select sshd 82351 48050 17602 73 2 0x100090 syslogd 17602 392356 1 0 3 0x100082 netio syslogd 74789 74732 1 77 3 0x100090 poll dhclient 97579 470731 1 0 3 0x80 poll dhclient 71751 137619 0 0 2 0x14200 zerothread 4680 213766 0 0 3 0x14200 aiodoned aiodoned 57255 444687 0 0 3 0x14200 syncer update 15060 119988 0 0 3 0x14200 cleaner cleaner 98219 275671 0 0 3 0x14200 reaper reaper 27682 407971 0 0 3 0x14200 pgdaemon pagedaemon 47143 432072 0 0 3 0x14200 bored crynlk 85586 296343 0 0 3 0x14200 bored crypto 59291 329252 0 0 3 0x40014200 acpi0 acpi0 86349 217264 0 0 3 0x14200 bored softnet 57089 88019 0 0 3 0x14200 bored systqmp 31482 81374 0 0 3 0x14200 bored systq 69337 70102 0 0 3 0x40014200 bored softclock 60887 220269 0 0 3 0x40014200 idle0 55617 427837 0 0 3 0x14200 bored smr 1 350984 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 9493 6351K 6353K 78643K 10788 0 0 pcb 28 10K 10K 78643K 264 0 0 rtable 103 4K 4K 78643K 401 0 0 ifaddr 52 12K 12K 78643K 124 0 0 counters 19 16K 16K 78643K 19 0 0 ioctlops 0 0K 2K 78643K 25 0 0 iov 0 0K 16K 78643K 58 0 0 mount 1 1K 1K 78643K 1 0 0 vnodes 1200 75K 75K 78643K 1526 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 10 0 0 VM map 2 0K 0K 78643K 2 0 0 sem 12 1K 1K 78643K 58 0 0 dirhash 12 2K 2K 78643K 12 0 0 ACPI 1793 195K 288K 78643K 12537 0 0 file desc 6 17K 21K 78643K 436 0 0 proc 42 30K 54K 78643K 360 0 0 subproc 64 65538K 67586K 78643K 208 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 46 0 0 in_multi 33 2K 2K 78643K 88 0 0 ether_multi 1 0K 0K 78643K 6 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 66 291K 291K 78643K 66 0 0 exec 0 0K 1K 78643K 219 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 73 20K 24K 78643K 1846 0 0 UVM aobj 38 4K 4K 78643K 39 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 28 0 0 NDP 10 0K 0K 78643K 39 0 0 temp 138 2350K 2415K 78643K 4368 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 8 0 4 1 0 1 1 0 8 0 inpcbpl 280 242 0 235 1 0 1 1 0 8 0 plimitpl 152 29 0 22 1 0 1 1 0 8 0 rtentry 112 78 0 37 2 0 2 2 0 8 0 syncache 264 4 0 4 1 1 0 1 0 8 0 tcpcb 544 82 0 78 1 0 1 1 0 8 0 nd6 48 12 0 8 1 0 1 1 0 8 0 ppxss 1128 7 0 7 2 2 0 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 351 0 164 12 0 12 12 0 8 0 art_table 32 352 0 164 2 0 2 2 0 8 0 art_node 16 76 0 42 1 0 1 1 0 8 0 sysvmsgpl 40 2 0 0 1 0 1 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 52 0 42 1 0 1 1 0 8 0 shmpl 112 37 0 1 2 0 2 2 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino1pl 128 2191 0 765 47 0 47 47 0 8 0 ffsino 240 2191 0 765 85 0 85 85 0 8 0 nchpl 144 3016 0 1375 61 0 61 61 0 8 0 uvmvnodes 72 2372 0 0 44 0 44 44 0 8 0 vnodes 200 2372 0 0 125 0 125 125 0 8 0 namei 1024 8574 0 8574 2 1 1 1 0 8 1 scxspl 192 8838 0 8838 11 10 1 7 0 8 1 sigapl 432 594 0 580 2 0 2 2 0 8 0 futexpl 56 7028 0 7028 1 0 1 1 0 8 1 knotepl 112 262 0 243 1 0 1 1 0 8 0 kqueuepl 104 126 0 124 1 0 1 1 0 8 0 pipepl 112 428 0 407 2 1 1 1 0 8 0 fdescpl 424 595 0 580 2 0 2 2 0 8 0 filepl 120 3722 0 3612 4 0 4 4 0 8 0 lockfpl 104 153 0 153 2 1 1 1 0 8 1 lockfspl 32 210 0 210 2 1 1 1 0 8 1 sessionpl 112 21 0 11 1 0 1 1 0 8 0 pgrppl 48 23 0 13 1 0 1 1 0 8 0 ucredpl 96 796 0 789 1 0 1 1 0 8 0 zombiepl 144 580 0 580 2 1 1 1 0 8 1 processpl 840 610 0 580 4 0 4 4 0 8 0 procpl 600 1163 0 1125 4 0 4 4 0 8 0 sosppl 128 8 0 8 3 2 1 1 0 8 1 sockpl 384 463 0 441 4 1 3 3 0 8 0 mcl64k 65536 236 0 236 31 7 24 29 0 8 24 mcl16k 16384 3 0 3 2 2 0 1 0 8 0 mcl12k 12288 11 0 11 2 1 1 1 0 8 1 mcl9k 9216 5 0 5 3 2 1 1 0 8 1 mcl8k 8192 9 0 9 3 2 1 1 0 8 1 mcl4k 4096 28 0 28 2 1 1 1 0 8 1 mcl2k2 2112 1 0 1 1 0 1 1 0 8 1 mcl2k 2048 49255 0 49222 11 6 5 9 0 8 0 mtagpl 80 2 0 2 1 1 0 1 0 8 0 mbufpl 256 82838 0 82765 23 10 13 19 0 8 6 bufpl 256 6658 0 2082 287 0 287 287 0 8 0 anonpl 16 70120 0 61184 49 11 38 46 0 62 0 amapchunkpl 152 2917 0 2834 16 12 4 13 0 158 0 amappl16 192 2745 0 2271 37 10 27 36 0 8 2 amappl15 184 200 0 196 1 0 1 1 0 8 0 amappl14 176 127 0 123 2 1 1 1 0 8 0 amappl13 168 30 0 26 1 0 1 1 0 8 0 amappl12 160 122 0 117 1 0 1 1 0 8 0 amappl11 152 18 0 7 1 0 1 1 0 8 0 amappl10 144 60 0 59 3 2 1 1 0 8 0 amappl9 136 606 0 600 1 0 1 1 0 8 0 amappl8 128 184 0 167 1 0 1 1 0 8 0 amappl7 120 37 0 33 1 0 1 1 0 8 0 amappl6 112 54 0 47 1 0 1 1 0 8 0 amappl5 104 238 0 226 1 0 1 1 0 8 0 amappl4 96 687 0 662 2 1 1 2 0 8 0 amappl3 88 225 0 219 1 0 1 1 0 8 0 amappl2 80 4281 0 4221 2 0 2 2 0 8 0 amappl1 72 19907 0 19480 26 17 9 19 0 8 0 amappl 72 1426 0 1392 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 38 0 1 1 0 1 1 0 8 0 uaddrrnd 24 595 0 580 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 595 0 580 1 0 1 1 0 8 0 vmmpekpl 168 8280 0 8261 2 0 2 2 0 8 0 vmmpepl 168 69514 0 68033 115 36 79 91 0 357 10 vmsppl 264 594 0 580 3 2 1 2 0 8 0 pdppl 4096 1196 0 1160 5 0 5 5 0 8 0 pvpl 32 223043 0 210967 142 26 116 128 0 265 15 pmappl 192 594 0 580 1 0 1 1 0 8 0 extentpl 40 39 0 25 1 0 1 1 0 8 0 phpool 112 470 0 31 13 0 13 13 0 8 0