login: uvm_fault(0xffffffff821f4cc8, 0xffff80000093a000, 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(0xffffffff821f4cc8, 0xffff80000093a000, 0, 1) -> e memcpy(fffffd8036ddb230,ffff800000939f0d,0,fffffd8036ddb230,c2d5653092b04796,ffff8000149a0478) at memcpy+0x15 end trace frame: 0xffff8000149a0380, count: 0 ddb> trace memcpy(fffffd8036ddb230,ffff800000939f0d,0,fffffd8036ddb230,c2d5653092b04796,ffff8000149a0478) at memcpy+0x15 rtrequest(1,ffff8000149a0478,38,ffff8000149a03c0,0) at rtrequest+0x83b sys/net/route.c:917 rtm_output(ffff800000939f00,ffff8000149a0470,ffff8000149a0478,38,0) at rtm_output+0x711 sys/net/rtsock.c:888 route_output(fffffd803556da00,fffffd8036435788,0,0) at route_output+0x78b sys/net/rtsock.c:806 route_usrreq(fffffd8036435788,9,fffffd803556da00,0,0,ffff8000ffff52d0) at route_usrreq+0x35d sys/net/rtsock.c:271 sosend(fffffd8036435788,0,ffff8000149a0738,0,0,0) at sosend+0x6e3 sys/kern/uipc_socket.c:513 sendit(ffff8000ffff52d0,3,ffff8000149a07f8,0,ffff8000149a08c0) at sendit+0x58f sys/kern/uipc_syscalls.c:662 sys_sendto(ffff8000ffff52d0,ffff8000149a08d8,ffff8000149a08c0) at sys_sendto+0x92 syscall(ffff8000149a0970) at syscall+0x541 Xsyscall(6,0,8e,0,24,3) at Xsyscall+0x128 end of kernel end trace frame: 0x7f7fffff1d80, count: -10 ddb> show registers rdi 0xffff800000939ef0 rsi 0xffff800000939ffd rbp 0xffff8000149a0270 rbx 0xffff800000939f0d rdx 0x100 rcx 0x2 rax 0xfffffffffffffef3 r8 0x70 r9 0x5 r10 0x374822ee11ff115b r11 0xffff800000939e00 r12 0xffff800000939e00 r13 0x100 r14 0 r15 0xfffffd8036ddb230 rip 0xffffffff81adeff5 memcpy+0x15 cs 0x8 rflags 0x10202 __ALIGN_SIZE+0xf202 rsp 0xffff8000149a0208 ss 0x10 memcpy+0x15: repe movsq (%rsi),%es:(%rdi) ddb> show proc PROC (syz-executor4544) pid=81416 stat=onproc flags process=0 proc=0 pri=50, usrpri=50, nice=20 forw=0xffffffffffffffff, list=0xffff8000ffff5528,0xffffffff8227c6c8 process=0xffff800014962018 user=0xffff80001499b000, vmspace=0xfffffd803f014210 estcpu=0, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND *51610 81416 189 0 7 0 syz-executor4544 189 356832 58425 0 3 0x82 nanosleep syz-executor4544 58425 203850 73774 0 3 0x10008a pause ksh 73774 322048 78247 0 3 0x92 select sshd 11360 337340 1 0 3 0x100083 ttyin getty 78247 24794 1 0 3 0x80 select sshd 61275 135379 8111 73 2 0x100090 syslogd 8111 242781 1 0 3 0x100082 netio syslogd 71298 421622 1 77 3 0x100090 poll dhclient 81282 503664 1 0 3 0x80 poll dhclient 66146 486340 0 0 2 0x14200 zerothread 74331 337553 0 0 3 0x14200 aiodoned aiodoned 34149 487003 0 0 3 0x14200 syncer update 61500 367998 0 0 3 0x14200 cleaner cleaner 68011 12540 0 0 3 0x14200 reaper reaper 32895 273601 0 0 3 0x14200 pgdaemon pagedaemon 78202 473596 0 0 3 0x14200 bored crynlk 77592 76706 0 0 3 0x14200 bored crypto 72900 86800 0 0 3 0x40014200 acpi0 acpi0 21580 126647 0 0 2 0x14200 softnet 14 367996 0 0 3 0x14200 bored systqmp 42192 312963 0 0 3 0x14200 bored systq 98609 327370 0 0 3 0x40014200 bored softclock 59726 253880 0 0 3 0x40014200 idle0 10628 218253 0 0 3 0x14200 bored smr 1 194184 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 9426 6306K 6307K 78643K 10519 0 0 pcb 24 9K 9K 78643K 69 0 0 rtable 64 2K 2K 78643K 157 0 0 ifaddr 21 7K 7K 78643K 21 0 0 counters 19 16K 16K 78643K 19 0 0 ioctlops 0 0K 2K 78643K 13 0 0 mount 1 1K 1K 78643K 1 0 0 vnodes 1166 73K 73K 78643K 1171 0 0 UFS quota 1 32K 32K 78643K 1 0 0 UFS mount 5 36K 36K 78643K 5 0 0 shm 2 1K 1K 78643K 2 0 0 VM map 2 0K 0K 78643K 2 0 0 sem 2 0K 0K 78643K 2 0 0 dirhash 12 2K 2K 78643K 12 0 0 ACPI 1793 195K 288K 78643K 12537 0 0 file desc 1 0K 0K 78643K 1 0 0 proc 40 30K 38K 78643K 207 0 0 NFS srvsock 1 0K 0K 78643K 1 0 0 NFS daemon 1 16K 16K 78643K 1 0 0 in_multi 11 0K 0K 78643K 11 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 18 79K 79K 78643K 18 0 0 exec 0 0K 1K 78643K 150 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 49 3K 3K 78643K 671 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 3 0K 0K 78643K 3 0 0 temp 43 2342K 2403K 78643K 1695 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 2 0 0 1 0 1 1 0 8 0 inpcbpl 280 22 0 16 1 0 1 1 0 8 0 plimitpl 152 13 0 8 1 0 1 1 0 8 0 rtentry 112 37 0 14 1 0 1 1 0 8 0 syncache 264 5 0 5 1 0 1 1 0 8 1 tcpqe 32 7 0 7 1 0 1 1 0 8 1 tcpcb 544 8 0 5 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 96 0 0 6 0 6 6 0 8 0 art_table 32 97 0 0 1 0 1 1 0 8 0 art_node 16 22 0 2 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino1pl 128 1381 0 16 45 0 45 45 0 8 0 ffsino 240 1381 0 16 81 0 81 81 0 8 0 nchpl 144 1554 0 30 57 0 57 57 0 8 0 uvmvnodes 72 1390 0 0 26 0 26 26 0 8 0 vnodes 200 1390 0 0 74 0 74 74 0 8 0 namei 1024 3260 0 3260 2 1 1 1 0 8 1 scxspl 192 2224 0 2224 4 1 3 3 0 8 3 sigapl 432 188 0 177 2 0 2 2 0 8 0 knotepl 112 5 0 0 1 0 1 1 0 8 0 kqueuepl 104 1 0 0 1 0 1 1 0 8 0 pipepl 112 114 0 107 2 1 1 1 0 8 0 fdescpl 424 189 0 177 2 0 2 2 0 8 0 filepl 120 821 0 778 2 0 2 2 0 8 0 lockfpl 104 6 0 6 1 1 0 1 0 8 0 lockfspl 32 3 0 3 1 1 0 1 0 8 0 sessionpl 112 17 0 9 1 0 1 1 0 8 0 pgrppl 48 17 0 9 1 0 1 1 0 8 0 ucredpl 96 47 0 40 1 0 1 1 0 8 0 zombiepl 144 177 0 177 2 1 1 1 0 8 1 processpl 840 203 0 177 4 0 4 4 0 8 0 procpl 600 203 0 177 3 0 3 3 0 8 0 sockpl 384 78 0 61 2 0 2 2 0 8 0 mcl4k 4096 10 0 10 1 0 1 1 0 8 1 mcl2k 2048 5673 0 5645 7 0 7 7 0 8 3 mtagpl 80 2 0 2 1 1 0 1 0 8 0 mbufpl 256 9813 0 9735 7 2 5 5 0 8 0 bufpl 256 2017 0 226 112 0 112 112 0 8 0 anonpl 16 17008 0 15915 8 2 6 7 0 62 1 amapchunkpl 152 515 0 479 2 0 2 2 0 158 0 amappl16 192 86 0 80 1 0 1 1 0 8 0 amappl15 184 1 0 0 1 0 1 1 0 8 0 amappl14 176 24 0 21 1 0 1 1 0 8 0 amappl13 168 14 0 11 1 0 1 1 0 8 0 amappl12 160 5 0 5 1 0 1 1 0 8 1 amappl11 152 173 0 164 1 0 1 1 0 8 0 amappl10 144 46 0 45 1 0 1 1 0 8 0 amappl9 136 191 0 190 1 0 1 1 0 8 0 amappl8 128 82 0 78 1 0 1 1 0 8 0 amappl7 120 13 0 11 1 0 1 1 0 8 0 amappl6 112 41 0 37 1 0 1 1 0 8 0 amappl5 104 197 0 186 1 0 1 1 0 8 0 amappl4 96 254 0 234 1 0 1 1 0 8 0 amappl3 88 112 0 107 1 0 1 1 0 8 0 amappl2 80 561 0 526 1 0 1 1 0 8 0 amappl1 72 11782 0 11396 16 7 9 16 0 8 0 amappl 72 385 0 365 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 24 189 0 177 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 189 0 177 1 0 1 1 0 8 0 vmmpekpl 168 5217 0 5202 1 0 1 1 0 8 0 vmmpepl 168 23688 0 22991 48 14 34 47 0 357 2 vmsppl 264 188 0 177 1 0 1 1 0 8 0 pdppl 4096 384 0 354 5 0 5 5 0 8 0 pvpl 32 70813 0 68042 29 3 26 26 0 265 3 pmappl 192 188 0 177 1 0 1 1 0 8 0 extentpl 40 39 0 25 1 0 1 1 0 8 0 phpool 112 228 0 5 7 0 7 7 0 8 0 ddb>