login: uvm_fault(0xffffffff825382b8, 0xffff800000a8d000, 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(0xffffffff825382b8, 0xffff800000a8d000, 0, 1) -> e memcpy() at memcpy+0x15 end trace frame: 0xffff8000179992b0, count: 0 ddb> trace memcpy() at memcpy+0x15 route_output(fffffd803da00c00,fffffd80363bed88,0,0) at route_output+0x726 sys/net/rtsock.c:837 route_usrreq(fffffd80363bed88,9,fffffd803da00c00,0,0,ffff8000ffff3650) at route_usrreq+0x363 sys/net/rtsock.c:275 sosend(fffffd80363bed88,0,ffff8000179994c8,0,0,0) at sosend+0x63d sys/kern/uipc_socket.c:524 dofilewritev(ffff8000ffff3650,3,ffff8000179994c8,0,ffff8000179995b0) at dofilewritev+0x1ac sys/kern/sys_generic.c:364 sys_write(ffff8000ffff3650,ffff800017999560,ffff8000179995b0) at sys_write+0x83 sys/kern/sys_generic.c:284 syscall(ffff800017999630) at syscall+0x507 sys/arch/amd64/amd64/trap.c:555 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffcda60, count: -8 ddb> show registers rdi 0xffff800000a97580 rsi 0xffff800000a8d000 rbp 0xffff800017999180 rbx 0xd0 rdx 0xd0 rcx 0x2 rax 0xa580 __ALIGN_SIZE+0x9580 r8 0x190 r9 0x5 r10 0xd33c17e92f424d8 r11 0xffff800000a974c0 r12 0xffff800000a974c0 r13 0x6 r14 0xd0 r15 0xffff800000a8cf40 rip 0xffffffff81f1a9f5 memcpy+0x15 cs 0x8 rflags 0x10202 __ALIGN_SIZE+0xf202 rsp 0xffff800017998fe8 ss 0x10 memcpy+0x15: repe movsq (%rsi),%es:(%rdi) ddb> show proc PROC (arp) pid=313690 stat=onproc flags process=100002 proc=0 pri=78, usrpri=78, nice=20 forw=0xffffffffffffffff, list=0xffff8000ffff3160,0xffffffff82574360 process=0xffff8000148b2018 user=0xffff800017994000, vmspace=0xfffffd802adf8cc8 estcpu=28, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND *80043 313690 77862 0 7 0x100002 arp 77862 80448 78770 0 3 0x10008a pause sh 78770 298798 26153 0 3 0x82 wait syz-executor.0 53905 407871 82501 0 2 0x480 syz-executor.1 53905 51638 82501 0 3 0x4000080 ttyin syz-executor.1 53905 204423 82501 0 3 0x4000080 fsleep syz-executor.1 53905 247864 82501 0 3 0x4000080 fsleep syz-executor.1 56576 43814 1 0 3 0x100083 ttyin getty 82501 103261 26153 0 2 0x482 syz-executor.1 85329 149077 0 0 3 0x14200 bored sosplice 26153 294030 87319 0 3 0x82 thrsleep syz-fuzzer 26153 373494 87319 0 3 0x4000082 thrsleep syz-fuzzer 26153 483160 87319 0 3 0x4000082 thrsleep syz-fuzzer 26153 345243 87319 0 3 0x4000082 thrsleep syz-fuzzer 26153 75340 87319 0 3 0x4000082 thrsleep syz-fuzzer 26153 115598 87319 0 3 0x4000082 thrsleep syz-fuzzer 26153 16444 87319 0 3 0x4000082 thrsleep syz-fuzzer 26153 66858 87319 0 3 0x4000082 kqread syz-fuzzer 87319 438004 72472 0 3 0x10008a pause ksh 72472 2752 90559 0 3 0x92 select sshd 90559 509497 1 0 3 0x80 select sshd 60730 41539 30375 73 3 0x100090 kqread syslogd 30375 55488 1 0 3 0x100082 netio syslogd 70111 496628 1 77 3 0x100090 poll dhclient 73782 276698 1 0 3 0x80 poll dhclient 98868 59962 0 0 2 0x14200 zerothread 53451 215030 0 0 3 0x14200 aiodoned aiodoned 52776 109895 0 0 3 0x14200 syncer update 8247 374132 0 0 3 0x14200 cleaner cleaner 23592 447329 0 0 3 0x14200 reaper reaper 26311 482217 0 0 3 0x14200 pgdaemon pagedaemon 19271 492671 0 0 3 0x14200 bored crynlk 41486 468743 0 0 3 0x14200 bored crypto 7373 38449 0 0 3 0x40014200 acpi0 acpi0 42452 501956 0 0 3 0x14200 bored softnet 89049 7106 0 0 3 0x14200 bored systqmp 55214 515507 0 0 3 0x14200 bored systq 5803 190772 0 0 3 0x40014200 bored softclock 29332 429210 0 0 3 0x40014200 idle0 36352 500511 0 0 3 0x14200 bored smr 1 24514 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 9526 6993K 7316K 78643K 11802 0 pcb 13 10K 12K 78643K 158 0 rtable 108 12K 12K 78643K 536 0 ifaddr 81 15K 15K 78643K 192 0 counters 19 16K 16K 78643K 19 0 ioctlops 0 0K 2K 78643K 67 0 iov 0 0K 16K 78643K 171 0 mount 1 1K 1K 78643K 1 0 vnodes 1222 77K 77K 78643K 1814 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 8 0 VM map 2 0K 0K 78643K 2 0 sem 12 0K 0K 78643K 243 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1794 195K 288K 78643K 12646 0 file desc 7 21K 25K 78643K 629 0 sigio 0 0K 0K 78643K 15 0 proc 48 38K 63K 78643K 554 0 subproc 32 2K 2K 78643K 102 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 80 0 in_multi 67 3K 3K 78643K 129 0 ether_multi 1 0K 0K 78643K 2 0 mrt 0 0K 0K 78643K 5 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 120 530K 530K 78643K 120 0 exec 0 0K 1K 78643K 261 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 137 88K 89K 78643K 2427 0 UVM aobj 130 4K 4K 78643K 131 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 134 0 NDP 15 0K 0K 78643K 43 0 temp 142 3019K 3658K 78643K 25147 0 kqueue 0 0K 0K 78643K 3 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 17 0 11 1 0 1 1 0 8 0 rtpcb 80 93 0 90 1 0 1 1 0 8 0 rtentry 112 108 0 66 2 0 2 2 0 8 0 unpcb 120 399 0 391 1 0 1 1 0 8 0 syncache 264 13 0 13 3 2 1 1 0 8 1 sackhl 24 1 0 1 1 1 0 1 0 8 0 tcpqe 32 114 0 114 3 2 1 1 0 8 1 tcpcb 544 763 0 758 16 14 2 15 0 8 1 inpcb 280 1366 0 1358 9 7 2 9 0 8 1 rttmr 72 2 0 2 2 1 1 1 0 8 1 ip6q 72 1 0 1 1 1 0 1 0 8 0 ip6af 40 3 0 3 1 1 0 1 0 8 0 nd6 48 13 0 10 1 0 1 1 0 8 0 ppxss 1128 7 0 7 3 3 0 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 489 0 288 19 4 15 15 0 8 1 art_table 32 490 0 288 2 0 2 2 0 8 0 art_node 16 107 0 68 1 0 1 1 0 8 0 sysvmsgpl 40 21 0 7 1 0 1 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 241 0 231 1 0 1 1 0 8 0 shmpl 112 129 0 1 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino1pl 128 2372 0 974 46 0 46 46 0 8 0 ffsino 240 2372 0 974 83 0 83 83 0 8 0 nchpl 144 3453 0 1856 61 0 61 61 0 8 0 uvmvnodes 72 2782 0 0 51 0 51 51 0 8 0 vnodes 208 2782 0 0 147 0 147 147 0 8 0 namei 1024 11987 0 11987 1 0 1 1 0 8 1 vcpupl 1984 8 0 0 1 0 1 1 0 8 0 vmpool 528 16 0 8 1 0 1 1 0 8 0 scxspl 192 9779 0 9779 8 7 1 7 0 8 1 plimitpl 152 69 0 62 1 0 1 1 0 8 0 sigapl 432 789 0 774 2 0 2 2 0 8 0 futexpl 56 21067 0 21065 1 0 1 1 0 8 0 knotepl 112 158 0 137 1 0 1 1 0 8 0 kqueuepl 104 299 0 297 4 3 1 4 0 8 0 pipepl 128 576 0 557 4 3 1 2 0 8 0 fdescpl 424 790 0 774 2 0 2 2 0 8 0 filepl 120 7700 0 7600 12 8 4 11 0 8 0 lockfpl 104 171 0 170 1 0 1 1 0 8 0 lockfspl 48 56 0 55 1 0 1 1 0 8 0 sessionpl 112 22 0 12 1 0 1 1 0 8 0 pgrppl 48 36 0 26 1 0 1 1 0 8 0 ucredpl 96 2442 0 2435 1 0 1 1 0 8 0 zombiepl 144 774 0 774 1 0 1 1 0 8 1 processpl 864 805 0 774 4 0 4 4 0 8 0 procpl 632 1531 0 1490 4 0 4 4 0 8 0 sosppl 128 9 0 9 2 2 0 1 0 8 0 sockpl 384 1877 0 1858 15 11 4 14 0 8 2 mcl64k 65536 63 0 63 2 1 1 1 0 8 1 mcl16k 16384 9 0 9 2 1 1 1 0 8 1 mcl12k 12288 21 0 21 1 0 1 1 0 8 1 mcl9k 9216 9 0 9 2 1 1 1 0 8 1 mcl8k 8192 39 0 39 1 0 1 1 0 8 1 mcl4k 4096 80 0 80 2 1 1 1 0 8 1 mcl2k2 2112 4 0 4 2 2 0 1 0 8 0 mcl2k 2048 70486 0 70442 18 8 10 12 0 8 3 mtagpl 80 22 0 22 3 2 1 1 0 8 1 mbufpl 256 117292 0 117201 45 29 16 35 0 8 8 bufpl 280 7788 0 2794 358 1 357 357 0 8 0 anonpl 16 105034 0 89763 99 16 83 98 0 62 0 amapchunkpl 152 4205 0 4044 16 8 8 14 0 158 1 amappl16 192 4292 0 3176 78 14 64 68 0 8 7 amappl15 184 66 0 60 1 0 1 1 0 8 0 amappl14 176 251 0 247 1 0 1 1 0 8 0 amappl13 168 169 0 169 1 0 1 1 0 8 1 amappl12 160 6 0 4 2 1 1 1 0 8 0 amappl11 152 89 0 78 1 0 1 1 0 8 0 amappl10 144 68 0 59 1 0 1 1 0 8 0 amappl9 136 700 0 697 1 0 1 1 0 8 0 amappl8 128 244 0 218 1 0 1 1 0 8 0 amappl7 120 168 0 150 1 0 1 1 0 8 0 amappl6 112 89 0 80 1 0 1 1 0 8 0 amappl5 104 180 0 168 1 0 1 1 0 8 0 amappl4 96 816 0 787 1 0 1 1 0 8 0 amappl3 88 550 0 543 1 0 1 1 0 8 0 amappl2 80 5428 0 5355 3 1 2 3 0 8 0 amappl1 72 24067 0 23579 26 16 10 20 0 8 0 amappl 80 1825 0 1772 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 64 130 0 1 3 0 3 3 0 8 0 uaddrrnd 24 806 0 782 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 806 0 782 1 0 1 1 0 8 0 vmmpekpl 168 9088 0 9063 2 0 2 2 0 8 0 vmmpepl 168 104214 0 101864 176 29 147 147 0 357 44 vmsppl 272 805 0 782 2 0 2 2 0 8 0 pdppl 4096 1618 0 1572 7 1 6 6 0 8 0 pvpl 32 289912 0 271127 228 30 198 228 0 265 10 pmappl 200 805 0 782 2 0 2 2 0 8 0 extentpl 40 46 0 29 1 0 1 1 0 8 0 phpool 112 204 0 61 5 0 5 5 0 8 0