uvm_fault(0xffffffff82201e00, 0xffff800001970000, 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, 0xffff800001970000, 0, 1) -> e memcpy(fffffd803046aa88,ffff80000196ff0d,0,fffffd803046aa88,c672623cc21bf903,ffff800014a18eb8) at memcpy+0x15 end trace frame: 0xffff800014a18dc0, count: 0 ddb> trace memcpy(fffffd803046aa88,ffff80000196ff0d,0,fffffd803046aa88,c672623cc21bf903,ffff800014a18eb8) at memcpy+0x15 rtrequest(1,ffff800014a18eb8,38,ffff800014a18e00,0) at rtrequest+0x83b sys/net/route.c:917 rtm_output(ffff80000196ff00,ffff800014a18eb0,ffff800014a18eb8,38,0) at rtm_output+0x711 sys/net/rtsock.c:888 route_output(fffffd8034d1a100,fffffd803715c600,0,0) at route_output+0x78b sys/net/rtsock.c:806 route_usrreq(fffffd803715c600,9,fffffd8034d1a100,0,0,ffff8000ffff3080) at route_usrreq+0x35d sys/net/rtsock.c:271 sosend(fffffd803715c600,0,ffff800014a19178,0,0,0) at sosend+0x6e3 sys/kern/uipc_socket.c:513 sendit(ffff8000ffff3080,3,ffff800014a19238,0,ffff800014a19300) at sendit+0x58f sys/kern/uipc_syscalls.c:662 sys_sendto(ffff8000ffff3080,ffff800014a19318,ffff800014a19300) at sys_sendto+0x92 syscall(ffff800014a193b0) at syscall+0x541 Xsyscall(6,0,ffffffffffffffd8,0,6,d6683cb6010) at Xsyscall+0x128 end of kernel end trace frame: 0xd68db7609c0, count: -10 ddb> show registers rdi 0xffff80000196f6f0 rsi 0xffff80000196fffd rbp 0xffff800014a18cb0 rbx 0xffff80000196ff0d rdx 0x100 rcx 0x2 rax 0xfffffffffffff6f3 r8 0x70 r9 0x5 r10 0xf1a91284bd2476d7 r11 0xffff80000196f600 r12 0xffff80000196f600 r13 0x100 r14 0 r15 0xfffffd803046aa88 rip 0xffffffff816a0825 memcpy+0x15 cs 0x8 rflags 0x10202 __ALIGN_SIZE+0xf202 rsp 0xffff800014a18c48 ss 0x10 memcpy+0x15: repe movsq (%rsi),%es:(%rdi) ddb> show proc PROC (syz-executor.0) pid=51765 stat=onproc flags process=0 proc=4000000 pri=64, usrpri=64, nice=20 forw=0xffffffffffffffff, list=0xffff8000ffff32d8,0xffff8000ffff3798 process=0xffff8000ffff7a50 user=0xffff800014a14000, vmspace=0xfffffd803f014210 estcpu=33, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 87460 283446 43306 0 2 0 syz-executor.0 *87460 51765 43306 0 7 0x4000000 syz-executor.0 38815 233146 22305 0 2 0 syz-executor.1 38815 259865 22305 0 3 0x4000080 ttyout syz-executor.1 38815 415178 22305 0 3 0x4000080 ttyout syz-executor.1 952 334557 0 0 3 0x14200 bored sosplice 43306 324454 20650 0 3 0x82 nanosleep syz-executor.0 22305 446608 20650 0 3 0x82 nanosleep syz-executor.1 20650 308732 26001 0 3 0x82 thrsleep syz-fuzzer 20650 184728 26001 0 3 0x4000082 thrsleep syz-fuzzer 20650 243905 26001 0 3 0x4000082 kqread syz-fuzzer 20650 180097 26001 0 3 0x4000082 thrsleep syz-fuzzer 20650 382067 26001 0 3 0x4000082 thrsleep syz-fuzzer 20650 380241 26001 0 3 0x4000082 thrsleep syz-fuzzer 20650 452595 26001 0 3 0x4000082 thrsleep syz-fuzzer 26001 112519 9915 0 3 0x10008a pause ksh 9915 454146 27008 0 3 0x92 select sshd 57429 347366 1 0 3 0x100083 ttyin getty 27008 279399 1 0 3 0x80 select sshd 16934 338452 81430 73 2 0x100090 syslogd 81430 193448 1 0 3 0x100082 netio syslogd 38512 297713 1 77 3 0x100090 poll dhclient 72651 415938 1 0 3 0x80 poll dhclient 71541 14092 0 0 2 0x14200 zerothread 34955 439503 0 0 3 0x14200 aiodoned aiodoned 77068 147962 0 0 3 0x14200 syncer update 68140 68933 0 0 3 0x14200 cleaner cleaner 55349 13205 0 0 3 0x14200 reaper reaper 7224 379473 0 0 3 0x14200 pgdaemon pagedaemon 22812 504855 0 0 3 0x14200 bored crynlk 68939 480378 0 0 3 0x14200 bored crypto 40850 418901 0 0 3 0x40014200 acpi0 acpi0 78786 226458 0 0 3 0x14200 bored softnet 45609 450838 0 0 3 0x14200 bored systqmp 6054 188771 0 0 3 0x14200 bored systq 66079 322862 0 0 3 0x40014200 bored softclock 76919 6935 0 0 3 0x40014200 idle0 68782 244856 0 0 3 0x14200 bored smr 1 83180 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 9451 6314K 6327K 78643K 10575 0 0 pcb 24 9K 10K 78643K 90 0 0 rtable 103 4K 4K 78643K 198 0 0 ifaddr 39 10K 11K 78643K 47 0 0 counters 19 16K 16K 78643K 19 0 0 ioctlops 0 0K 2K 78643K 17 0 0 iov 0 0K 12K 78643K 7 0 0 mount 1 1K 1K 78643K 1 0 0 vnodes 1201 75K 75K 78643K 1256 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 4 0 0 VM map 2 0K 0K 78643K 2 0 0 sem 10 0K 0K 78643K 14 0 0 dirhash 12 2K 2K 78643K 12 0 0 ACPI 1793 195K 288K 78643K 12537 0 0 file desc 6 17K 25K 78643K 98 0 0 proc 41 30K 54K 78643K 251 0 0 subproc 64 65538K 67586K 78643K 70 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 34 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 173 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 77 20K 24K 78643K 984 0 0 UVM aobj 8 2K 2K 78643K 8 0 0 memdesc 1 4K 4K 78643K 1 0 0 crypto data 1 1K 1K 78643K 1 0 0 ip6_options 0 0K 1K 78643K 8 0 0 NDP 6 0K 0K 78643K 12 0 0 temp 91 2345K 2409K 78643K 3118 0 0 kqueue 0 0K 0K 78643K 4 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 4 0 0 1 0 1 1 0 8 0 inpcbpl 280 78 0 71 1 0 1 1 0 8 0 plimitpl 152 15 0 8 1 0 1 1 0 8 0 rtentry 112 44 0 3 2 0 2 2 0 8 0 syncache 264 4 0 4 1 1 0 1 0 8 0 tcpcb 544 22 0 18 1 0 1 1 0 8 0 nd6 48 4 0 0 1 0 1 1 0 8 0 ppxss 1128 1 0 1 1 0 1 1 0 8 1 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 186 0 0 12 0 12 12 0 8 0 art_table 32 187 0 0 2 0 2 2 0 8 0 art_node 16 40 0 6 1 0 1 1 0 8 0 sysvmsgpl 40 2 0 0 1 0 1 1 0 8 0 semapl 112 10 0 2 1 0 1 1 0 8 0 shmpl 112 6 0 0 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino1pl 128 1579 0 173 46 0 46 46 0 8 0 ffsino 240 1579 0 173 84 0 84 84 0 8 1 nchpl 144 1923 0 301 61 0 61 61 0 8 0 uvmvnodes 72 1635 0 0 30 0 30 30 0 8 0 vnodes 200 1635 0 0 87 0 87 87 0 8 0 namei 1024 4772 0 4772 2 1 1 1 0 8 1 scxspl 192 4809 0 4800 8 6 2 7 0 8 0 sigapl 432 268 0 254 2 0 2 2 0 8 0 futexpl 56 1399 0 1399 1 0 1 1 0 8 1 knotepl 112 71 0 52 1 0 1 1 0 8 0 kqueuepl 104 28 0 26 1 0 1 1 0 8 0 pipepl 112 202 0 183 2 1 1 1 0 8 0 fdescpl 424 269 0 254 2 0 2 2 0 8 0 filepl 120 1487 0 1389 4 0 4 4 0 8 0 lockfpl 104 23 0 23 2 1 1 1 0 8 1 lockfspl 32 33 0 33 2 1 1 1 0 8 1 sessionpl 112 17 0 7 1 0 1 1 0 8 0 pgrppl 48 19 0 9 1 0 1 1 0 8 0 ucredpl 96 206 0 199 1 0 1 1 0 8 0 zombiepl 144 254 0 254 2 1 1 1 0 8 1 processpl 840 284 0 254 4 0 4 4 0 8 0 procpl 600 397 0 358 4 0 4 4 0 8 0 sosppl 128 3 0 3 1 0 1 1 0 8 1 sockpl 384 147 0 129 3 0 3 3 0 8 1 mcl12k 12288 1 0 1 1 0 1 1 0 8 1 mcl9k 9216 1 0 1 1 0 1 1 0 8 1 mcl4k 4096 14 0 14 1 0 1 1 0 8 1 mcl2k2 2112 2 0 2 1 0 1 1 0 8 1 mcl2k 2048 48165 0 48122 12 1 11 11 0 8 5 mtagpl 80 4 0 4 2 1 1 1 0 8 1 mbufpl 256 78797 0 78723 10 3 7 7 0 8 1 bufpl 256 5701 0 1237 280 0 280 280 0 8 0 anonpl 16 34539 0 26015 41 2 39 39 0 62 3 amapchunkpl 152 1181 0 1092 6 0 6 6 0 158 2 amappl16 192 792 0 344 24 0 24 24 0 8 1 amappl15 184 90 0 84 1 0 1 1 0 8 0 amappl14 176 24 0 20 2 1 1 1 0 8 0 amappl13 168 26 0 23 1 0 1 1 0 8 0 amappl12 160 9 0 7 1 0 1 1 0 8 0 amappl11 152 58 0 45 1 0 1 1 0 8 0 amappl10 144 98 0 96 2 1 1 1 0 8 0 amappl9 136 535 0 532 1 0 1 1 0 8 0 amappl8 128 108 0 98 1 0 1 1 0 8 0 amappl7 120 64 0 60 1 0 1 1 0 8 0 amappl6 112 94 0 85 1 0 1 1 0 8 0 amappl5 104 122 0 113 1 0 1 1 0 8 0 amappl4 96 451 0 424 2 1 1 2 0 8 0 amappl3 88 120 0 112 1 0 1 1 0 8 0 amappl2 80 1333 0 1272 2 0 2 2 0 8 0 amappl1 72 13788 0 13351 26 13 13 19 0 8 4 amappl 72 623 0 587 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 7 0 0 1 0 1 1 0 8 0 uaddrrnd 24 269 0 254 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 269 0 254 1 0 1 1 0 8 0 vmmpekpl 168 6089 0 6069 2 0 2 2 0 8 1 vmmpepl 168 34732 0 33255 85 13 72 72 0 357 7 vmsppl 264 268 0 254 2 0 2 2 0 8 1 pdppl 4096 544 0 508 6 0 6 6 0 8 1 pvpl 32 125557 0 113517 113 7 106 106 0 265 8 pmappl 192 268 0 254 1 0 1 1 0 8 0 extentpl 40 39 0 25 1 0 1 1 0 8 0 phpool 112 414 0 7 12 0 12 12 0 8 0