kernel: page fault trap, code=10 Stopped at acpi_pdirpa+0x2859a: uvm_fault(0xfffffd806a7742d0, 0x3c729, 0, 1) -> e kernel: page fault trap, code=0 Stopped at db_read_bytes+0xd0: movzbl 0xffffffffffffffff(%r15),%eax TID PID UID PRFLAGS PFLAGS CPU COMMAND *298065 1676 0 0x8000000 0x4000000 0 syz-executor.2 db_read_bytes(3c729,1,ffff800035da8654) at db_read_bytes+0xd0 sys/arch/amd64/amd64/db_memrw.c:85 db_get_value(3c729,1,0) at db_get_value+0x50 sys/ddb/db_access.c:61 db_disasm(3c729,0) at db_disasm+0x82 db_trap(6,10) at db_trap+0x115 sys/ddb/db_trap.c:71 db_ktrap(6,10,ffff800035da88f0) at db_ktrap+0x1ab sys/arch/amd64/amd64/db_interface.c:151 kerntrap(ffff800035da88f0) at kerntrap+0x130 sys/arch/amd64/amd64/trap.c:323 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b acpi_pdirpa() at acpi_pdirpa+0x2859a rt_match(ffff800035da8bd0,0,1,0) at rt_match+0xc3 rt_clone sys/net/route.c:383 [inline] rt_match(ffff800035da8bd0,0,1,0) at rt_match+0xc3 sys/net/route.c:358 icmp_reflect(fffffd80683cf900,0,0) at icmp_reflect+0x1ca sys/netinet/ip_icmp.c:740 icmp_error(fffffd80683cf100,3,5,0,0) at icmp_error+0x61 sys/netinet/ip_icmp.c:300 ip_dooptions(fffffd80683cf100,ffff800000e96000) at ip_dooptions+0x87c ipstat_inc sys/netinet/ip_var.h:151 [inline] ip_dooptions(fffffd80683cf100,ffff800000e96000) at ip_dooptions+0x87c sys/netinet/ip_input.c:1381 ip_input_if(ffff800035da8e68,ffff800035da8e74,ffff80002b2d8000,0,ffff800000e96000) at ip_input_if+0x1d3 sys/netinet/ip_input.c:475 ipv4_input(ffff800000e96000,fffffd80683cf100) at ipv4_input+0x47 sys/netinet/ip_input.c:327 end trace frame: 0xffff800035da8f20, count: 0 https://www.openbsd.org/ddb.html describes the minimum info required in bug reports. Insufficient info makes it difficult to find and fix bugs. ddb> ddb> set $lines = 0 ddb> set $maxwidth = 0 ddb> show panic *cpu0: uvm_fault(0xfffffd806a7742d0, 0x3c729, 0, 1) -> e ddb> trace db_read_bytes(3c729,1,ffff800035da8654) at db_read_bytes+0xd0 sys/arch/amd64/amd64/db_memrw.c:85 db_get_value(3c729,1,0) at db_get_value+0x50 sys/ddb/db_access.c:61 db_disasm(3c729,0) at db_disasm+0x82 db_trap(6,10) at db_trap+0x115 sys/ddb/db_trap.c:71 db_ktrap(6,10,ffff800035da88f0) at db_ktrap+0x1ab sys/arch/amd64/amd64/db_interface.c:151 kerntrap(ffff800035da88f0) at kerntrap+0x130 sys/arch/amd64/amd64/trap.c:323 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b acpi_pdirpa() at acpi_pdirpa+0x2859a rt_match(ffff800035da8bd0,0,1,0) at rt_match+0xc3 rt_clone sys/net/route.c:383 [inline] rt_match(ffff800035da8bd0,0,1,0) at rt_match+0xc3 sys/net/route.c:358 icmp_reflect(fffffd80683cf900,0,0) at icmp_reflect+0x1ca sys/netinet/ip_icmp.c:740 icmp_error(fffffd80683cf100,3,5,0,0) at icmp_error+0x61 sys/netinet/ip_icmp.c:300 ip_dooptions(fffffd80683cf100,ffff800000e96000) at ip_dooptions+0x87c ipstat_inc sys/netinet/ip_var.h:151 [inline] ip_dooptions(fffffd80683cf100,ffff800000e96000) at ip_dooptions+0x87c sys/netinet/ip_input.c:1381 ip_input_if(ffff800035da8e68,ffff800035da8e74,ffff80002b2d8000,0,ffff800000e96000) at ip_input_if+0x1d3 sys/netinet/ip_input.c:475 ipv4_input(ffff800000e96000,fffffd80683cf100) at ipv4_input+0x47 sys/netinet/ip_input.c:327 ether_input(ffff800000e96000,fffffd80683cf100) at ether_input+0x525 tun_dev_write(5d02,ffff800035da91e8,ffff80002b2d8000,2) at tun_dev_write+0x209 sys/net/if_tun.c:914 spec_write(ffff800035da9040) at spec_write+0xd8 sys/kern/spec_vnops.c:302 VOP_WRITE(fffffd8061fb52a8,ffff800035da91e8,11,fffffd807f7d78f0) at VOP_WRITE+0xc3 sys/kern/vfs_vops.c:245 vn_write(fffffd806b172b40,ffff800035da91e8,0) at vn_write+0x157 sys/kern/vfs_vnops.c:408 dofilewritev(ffff80002a6d6020,c8,ffff800035da91e8,0,ffff800035da92a0) at dofilewritev+0x1a9 sys/kern/sys_generic.c:375 sys_write(ffff80002a6d6020,ffff800035da9350,ffff800035da92a0) at sys_write+0x87 sys/kern/sys_generic.c:295 syscall(ffff800035da9350) at syscall+0x72a sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x25578f85a60, count: -23 ddb> show registers rdi 0 rsi 0x1 rbp 0xffff800035da8640 rbx 0x1 rdx 0xffff800000ea8f80 rcx 0x28 rax 0xffff80002a6d6020 r8 0xffff800035da8770 r9 0x8080808080808080 r10 0x4ec15d872378fcc0 r11 0x22d0307c20743ecb r12 0x1 r13 0x1 r14 0xffff800035da8655 r15 0x3c72a acpi_pdirpa+0x2859b rip 0xffffffff82685d00 db_read_bytes+0xd0 cs 0x8 rflags 0x10286 __ALIGN_SIZE+0xf286 rsp 0xffff800035da85e0 ss 0x10 db_read_bytes+0xd0: movzbl 0xffffffffffffffff(%r15),%eax ddb> show proc PROC (syz-executor.2) tid=298065 pid=1676 tcnt=3 stat=onproc flags process=8000000 proc=4000000 runpri=32, usrpri=77, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 forw=0xffffffffffffffff, list=0xffff80002f551228,0xffff80002a6d6a70 process=0xffff8000377e25c8 user=0xffff800035da4000, vmspace=0xfffffd806a7742d0 estcpu=27, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 78776 164761 41566 0 2 0x8000000 syz-executor.6 78776 275446 41566 0 2 0xc000000 syz-executor.6 2204 427545 66646 0 2 0x8000000 syz-executor.0 2204 424612 66646 0 3 0xc000080 fsleep syz-executor.0 60146 98944 31034 0 2 0x8000000 syz-executor.3 60146 281195 31034 0 3 0xc000080 fsleep syz-executor.3 82690 60409 63009 0 2 0x8000000 syz-executor.5 82690 249623 63009 0 3 0xc000080 fsleep syz-executor.5 62308 246889 69670 0 3 0x8000080 nanoslp syz-executor.1 62308 364333 69670 0 3 0xc000080 kqsel syz-executor.1 91171 36085 2549 0 2 0x8000000 syz-executor.7 91171 163171 2549 0 2 0xc000000 syz-executor.7 91171 515725 2549 0 2 0xc000000 syz-executor.7 1676 445424 46223 0 2 0x8000000 syz-executor.2 1676 224234 46223 0 2 0xc000000 syz-executor.2 * 1676 298065 46223 0 7 0xc000000 syz-executor.2 33674 477332 1 0 3 0x18100083 ttyin getty 69670 335304 43490 0 3 0x8000082 nanoslp syz-executor.1 63009 120754 43490 0 3 0x8000082 nanoslp syz-executor.5 31034 130047 43490 0 3 0x8000082 nanoslp syz-executor.3 2549 104684 43490 0 3 0x8000082 nanoslp syz-executor.7 46223 80630 43490 0 3 0x8000082 nanoslp syz-executor.2 68112 270514 43490 0 2 0x8000002 syz-executor.4 66646 245872 43490 0 3 0x8000082 nanoslp syz-executor.0 7968 389882 98984 0 3 0x18100082 netio arp 98984 137823 1 0 3 0x810008a sigsusp sh 41566 403674 43490 0 3 0x8000082 nanoslp syz-executor.6 98203 317933 0 0 3 0x14280 nfsidl nfsio 65686 477852 0 0 3 0x14280 nfsidl nfsio 99257 330392 0 0 3 0x14280 nfsidl nfsio 27310 502866 0 0 3 0x14280 nfsidl nfsio 16195 145783 0 0 3 0x14280 nfsidl nfsio 83342 311807 0 0 3 0x14280 nfsidl nfsio 16302 336607 0 0 3 0x14280 nfsidl nfsio 92984 94318 0 0 3 0x14280 nfsidl nfsio 9939 471334 0 0 3 0x14280 nfsidl nfsio 61148 204354 0 0 3 0x14280 nfsidl nfsio 88805 309802 0 0 3 0x14280 nfsidl nfsio 90889 295336 0 0 3 0x14280 nfsidl nfsio 51329 124018 0 0 3 0x14280 nfsidl nfsio 95933 77065 0 0 3 0x14280 nfsidl nfsio 37563 266669 0 0 3 0x14280 nfsidl nfsio 74959 481644 0 0 3 0x14280 nfsidl nfsio 21818 446072 0 0 3 0x14280 nfsidl nfsio 58134 55429 0 0 3 0x14280 nfsidl nfsio 64204 396972 0 0 3 0x14280 nfsidl nfsio 9510 510402 0 0 3 0x14280 nfsidl nfsio 45695 221780 0 0 3 0x14200 bored sosplice 43490 521525 76505 0 3 0x1a000082 wait syz-fuzzer 43490 369899 76505 0 3 0x1e000082 thrsleep syz-fuzzer 43490 13280 76505 0 3 0x1e000082 wait syz-fuzzer 43490 456361 76505 0 3 0x1e000082 wait syz-fuzzer 43490 323640 76505 0 3 0x1e000082 wait syz-fuzzer 43490 15844 76505 0 3 0x1e000082 thrsleep syz-fuzzer 43490 348491 76505 0 3 0x1e000082 thrsleep syz-fuzzer 43490 208616 76505 0 3 0x1e000082 wait syz-fuzzer 43490 360574 76505 0 3 0x1e000082 thrsleep syz-fuzzer 43490 233659 76505 0 3 0x1e000082 thrsleep syz-fuzzer 43490 470751 76505 0 3 0x1e000082 wait syz-fuzzer 43490 280575 76505 0 3 0x1e000082 kqread syz-fuzzer 43490 123113 76505 0 3 0x1e000082 wait syz-fuzzer 43490 206087 76505 0 3 0x1e000082 wait syz-fuzzer 43490 456608 76505 0 3 0x1e000082 thrsleep syz-fuzzer 76505 221494 17853 0 3 0x810008a sigsusp ksh 17853 338156 34723 0 3 0x1800009a kqread sshd 34723 375062 1 0 3 0x18000088 kqread sshd 51919 211483 65610 73 3 0x19100090 kqread syslogd 65610 167145 1 0 3 0x18100082 sbwait syslogd 30221 97397 1 0 3 0x18100080 kqread resolvd 7132 350316 96872 77 3 0x18100092 kqread dhcpleased 65371 454310 96872 77 3 0x18100092 kqread dhcpleased 96872 289006 1 0 3 0x18000080 kqread dhcpleased 156 36495 0 0 3 0x14200 bored smr 9996 324572 0 0 2 0x14200 zerothread 77421 242384 0 0 3 0x14200 aiodoned aiodoned 52255 184667 0 0 3 0x14200 syncer update 22798 270547 0 0 3 0x14200 cleaner cleaner 96064 44029 0 0 3 0x14200 reaper reaper 3368 490287 0 0 3 0x14200 pgdaemon pagedaemon 84415 42602 0 0 3 0x14200 bored viomb 68219 49102 0 0 3 0x40014200 acpi0 acpi0 85828 201265 0 0 3 0x14200 bored softnet3 59283 258740 0 0 3 0x14200 bored softnet2 13180 207564 0 0 3 0x14200 bored softnet1 52728 204576 0 0 3 0x14200 bored softnet0 74850 143269 0 0 3 0x14200 bored systqmp 39503 228806 0 0 3 0x14200 bored systq 4186 89778 0 0 3 0x40014200 tmoslp softclock 66049 101142 0 0 3 0x40014200 idle0 1 400577 0 0 3 0x8000082 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 10192 6469K 7180K 166960K 18648 0 pcb 18 14K 16K 166960K 506 0 rtable 218 8K 9K 166960K 5686 0 pf 31 9K 10K 166960K 446 0 ifaddr 42 12K 14K 166960K 761 0 ifgroup 54 2K 2K 166960K 859 0 sysctl 4 1K 2K 166960K 6 0 counters 31 17K 18K 166960K 225 0 ioctlops 0 0K 2K 166960K 436 0 iov 0 0K 24K 166960K 228 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1561 98K 99K 166960K 6886 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 100 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 1K 166960K 390 0 dirhash 12 2K 3K 166960K 132 0 ACPI 1697 195K 286K 166960K 12548 0 file desc 19 69K 101K 166960K 5777 0 sigio 0 0K 0K 166960K 100 0 proc 58 59K 124K 166960K 5464 0 subproc 117 7K 8K 166960K 2421 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 917 0 in_multi 87 6K 7K 166960K 2042 0 ether_multi 1 0K 0K 166960K 19 0 mrt 1 0K 0K 166960K 17 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 103 466K 466K 166960K 103 0 exec 0 0K 1K 166960K 3043 0 pfkey data 0 0K 0K 166960K 5 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 319 162K 181K 166960K 44090 0 UVM aobj 131 4K 4K 166960K 148 0 pinsyscall 40 80K 102K 166960K 11462 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 247 0 NDP 12 0K 2K 166960K 556 0 temp 79 6812K 6940K 166960K 162480 0 kqueue 13 20K 30K 166960K 444 0 SYN cache 2 16K 16K 166960K 2 0 ddb> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle rtpcb 120 704 0 699 3 0 3 3 0 8 2 rtentry 112 2036 0 1939 4 0 4 4 0 8 0 unpcb 144 2496 0 2480 8 2 6 6 0 8 5 syncache 336 4 0 4 1 1 0 1 0 8 0 tcpcb 808 1065 0 1059 6 4 2 5 0 8 1 arp 88 373 0 358 1 0 1 1 0 8 0 ipq 40 8 0 7 2 1 1 1 0 8 0 ipqe 40 183 0 182 2 1 1 1 0 8 0 inpcb 352 4137 0 4125 9 6 3 8 0 8 1 nd6 104 541 0 519 1 0 1 1 0 8 0 pkpcb 40 39 0 39 2 1 1 1 0 8 1 kcovpl 48 186 0 177 1 0 1 1 0 8 0 ppxss 1072 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 8013 0 7604 102 73 29 30 0 8 1 art_table 32 8014 0 7604 4 0 4 4 0 8 0 art_node 16 2022 0 1935 1 0 1 1 0 8 0 sysvmsgpl 40 43 0 28 1 0 1 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 386 0 376 1 0 1 1 0 8 0 shmpl 112 145 0 17 4 0 4 4 0 8 0 dirhash 1024 97 0 80 3 0 3 3 0 8 0 dino2pl 256 7806 0 6286 96 0 96 96 0 8 0 ffsino 240 7806 0 6286 90 0 90 90 0 8 0 nchpl 144 14215 0 13625 66 33 33 66 0 8 8 uvmvnodes 80 9302 0 0 190 0 190 190 0 8 0 vnodes 216 9302 0 0 517 0 517 517 0 8 0 namei 1024 65857 0 65857 4 2 2 3 0 8 2 vcpupl 3904 20 0 1 3 0 3 3 0 8 0 vmpool 664 56 0 37 2 0 2 2 0 8 0 kstatmem 264 412 0 388 3 0 3 3 0 8 1 scsiplug 72 8 0 8 2 1 1 1 0 8 1 scxspl 216 106765 0 106765 10 7 3 8 1 8 3 plimitpl 152 715 0 699 1 0 1 1 0 8 0 sigapl 424 5748 0 5680 9 0 9 9 0 8 0 futexpl 64 61102 0 61099 1 0 1 1 0 8 0 knotepl 120 16868 0 16785 18 7 11 11 0 8 4 kqueuepl 184 967 0 958 4 0 4 4 0 8 3 pipepl 288 1223 0 1192 3 0 3 3 0 8 0 fdescpl 432 5710 0 5680 6 1 5 5 0 8 1 filepl 120 31915 0 31647 21 6 15 15 0 8 6 lockfpl 104 1830 0 1828 3 1 2 2 0 8 1 lockfspl 48 553 0 551 1 0 1 1 0 8 0 sessionpl 144 199 0 182 1 0 1 1 0 8 0 pgrppl 48 245 0 228 1 0 1 1 0 8 0 ucredpl 104 4936 0 4925 1 0 1 1 0 8 0 zombiepl 144 5681 0 5680 2 1 1 1 0 8 0 processpl 1072 5748 0 5680 6 0 6 6 0 8 0 procpl 656 9777 0 9686 10 1 9 9 0 8 1 sosppl 168 53 0 53 2 1 1 1 0 8 1 sockpl 504 7402 0 7369 43 32 11 21 0 8 6 mcl64k 65536 15 0 15 2 1 1 1 0 8 1 mcl16k 16384 1 0 1 1 0 1 1 0 8 1 mcl12k 12288 16 0 16 2 1 1 1 0 8 1 mcl9k 9216 3 0 3 2 1 1 1 0 8 1 mcl8k 8192 109 0 109 2 1 1 1 0 8 1 mcl4k 4096 13 0 13 1 1 0 1 0 8 0 mcl2k2 2112 4 0 4 2 1 1 1 0 8 1 mcl2k 2048 49019 0 48919 47 28 19 37 0 8 4 mtagpl 96 214 0 175 1 0 1 1 0 8 0 mbufpl 256 133443 0 133169 61 39 22 28 0 8 3 bufpl 280 16457 0 7155 665 0 665 665 0 8 0 anonpl 24 810550 0 804172 175 79 96 142 0 188 28 amapchunkpl 152 142988 0 142267 87 38 49 68 0 158 21 amappl16 200 15050 0 14922 71 53 18 32 0 8 8 amappl15 192 239 0 237 1 0 1 1 0 8 0 amappl14 184 670 0 657 2 1 1 2 0 8 0 amappl13 176 17 0 17 2 1 1 1 0 8 1 amappl12 168 8851 0 8818 3 1 2 3 0 8 0 amappl11 160 75 0 65 1 0 1 1 0 8 0 amappl10 152 342 0 331 1 0 1 1 0 8 0 amappl9 144 169 0 169 1 1 0 1 0 8 0 amappl8 136 521 0 484 2 0 2 2 0 8 0 amappl7 128 63 0 49 1 0 1 1 0 8 0 amappl6 120 2512 0 2494 3 1 2 2 0 8 1 amappl5 112 844 0 832 1 0 1 1 0 8 0 amappl4 104 1682 0 1648 3 1 2 2 0 8 1 amappl3 96 25546 0 25453 3 0 3 3 0 8 0 amappl2 88 6546 0 6472 3 1 2 3 0 8 0 amappl1 80 37910 0 37391 23 10 13 22 0 8 0 amappl 88 42049 0 41836 6 0 6 6 0 92 0 dma4096 4096 1 0 1 1 1 0 1 0 8 0 dma1024 1024 1 0 0 1 0 1 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 72 147 0 17 3 0 3 3 0 8 0 uaddrrnd 24 5766 0 5717 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 5766 0 5717 1 0 1 1 0 8 0 vmmpekpl 168 45751 0 45687 4 0 4 4 0 8 0 vmmpepl 168 403766 0 401788 130 24 106 111 0 357 17 vmsppl 344 5765 0 5717 5 0 5 5 0 8 0 rwobjpl 24 102937 0 92365 66 0 66 66 0 8 0 pdppl 4096 11538 0 11453 601 514 87 99 0 8 2 pvpl 32 2344898 0 2332030 468 223 245 361 0 265 101 pmappl 216 5765 0 5717 4 0 4 4 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 1067 0 698 11 0 11 11 0 8 0 ddb> machine ddbcpu 0 No such command ddb> trace db_read_bytes(3c729,1,ffff800035da8654) at db_read_bytes+0xd0 sys/arch/amd64/amd64/db_memrw.c:85 db_get_value(3c729,1,0) at db_get_value+0x50 sys/ddb/db_access.c:61 db_disasm(3c729,0) at db_disasm+0x82 db_trap(6,10) at db_trap+0x115 sys/ddb/db_trap.c:71 db_ktrap(6,10,ffff800035da88f0) at db_ktrap+0x1ab sys/arch/amd64/amd64/db_interface.c:151 kerntrap(ffff800035da88f0) at kerntrap+0x130 sys/arch/amd64/amd64/trap.c:323 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b acpi_pdirpa() at acpi_pdirpa+0x2859a rt_match(ffff800035da8bd0,0,1,0) at rt_match+0xc3 rt_clone sys/net/route.c:383 [inline] rt_match(ffff800035da8bd0,0,1,0) at rt_match+0xc3 sys/net/route.c:358 icmp_reflect(fffffd80683cf900,0,0) at icmp_reflect+0x1ca sys/netinet/ip_icmp.c:740 icmp_error(fffffd80683cf100,3,5,0,0) at icmp_error+0x61 sys/netinet/ip_icmp.c:300 ip_dooptions(fffffd80683cf100,ffff800000e96000) at ip_dooptions+0x87c ipstat_inc sys/netinet/ip_var.h:151 [inline] ip_dooptions(fffffd80683cf100,ffff800000e96000) at ip_dooptions+0x87c sys/netinet/ip_input.c:1381 ip_input_if(ffff800035da8e68,ffff800035da8e74,ffff80002b2d8000,0,ffff800000e96000) at ip_input_if+0x1d3 sys/netinet/ip_input.c:475 ipv4_input(ffff800000e96000,fffffd80683cf100) at ipv4_input+0x47 sys/netinet/ip_input.c:327 ether_input(ffff800000e96000,fffffd80683cf100) at ether_input+0x525 tun_dev_write(5d02,ffff800035da91e8,ffff80002b2d8000,2) at tun_dev_write+0x209 sys/net/if_tun.c:914 spec_write(ffff800035da9040) at spec_write+0xd8 sys/kern/spec_vnops.c:302 VOP_WRITE(fffffd8061fb52a8,ffff800035da91e8,11,fffffd807f7d78f0) at VOP_WRITE+0xc3 sys/kern/vfs_vops.c:245 vn_write(fffffd806b172b40,ffff800035da91e8,0) at vn_write+0x157 sys/kern/vfs_vnops.c:408 dofilewritev(ffff80002a6d6020,c8,ffff800035da91e8,0,ffff800035da92a0) at dofilewritev+0x1a9 sys/kern/sys_generic.c:375 sys_write(ffff80002a6d6020,ffff800035da9350,ffff800035da92a0) at sys_write+0x87 sys/kern/sys_generic.c:295 syscall(ffff800035da9350) at syscall+0x72a sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x25578f85a60, count: -23 ddb> machine ddbcpu 1 No such command ddb> trace db_read_bytes(3c729,1,ffff800035da8654) at db_read_bytes+0xd0 sys/arch/amd64/amd64/db_memrw.c:85 db_get_value(3c729,1,0) at db_get_value+0x50 sys/ddb/db_access.c:61 db_disasm(3c729,0) at db_disasm+0x82 db_trap(6,10) at db_trap+0x115 sys/ddb/db_trap.c:71 db_ktrap(6,10,ffff800035da88f0) at db_ktrap+0x1ab sys/arch/amd64/amd64/db_interface.c:151 kerntrap(ffff800035da88f0) at kerntrap+0x130 sys/arch/amd64/amd64/trap.c:323 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b acpi_pdirpa() at acpi_pdirpa+0x2859a rt_match(ffff800035da8bd0,0,1,0) at rt_match+0xc3 rt_clone sys/net/route.c:383 [inline] rt_match(ffff800035da8bd0,0,1,0) at rt_match+0xc3 sys/net/route.c:358 icmp_reflect(fffffd80683cf900,0,0) at icmp_reflect+0x1ca sys/netinet/ip_icmp.c:740 icmp_error(fffffd80683cf100,3,5,0,0) at icmp_error+0x61 sys/netinet/ip_icmp.c:300 ip_dooptions(fffffd80683cf100,ffff800000e96000) at ip_dooptions+0x87c ipstat_inc sys/netinet/ip_var.h:151 [inline] ip_dooptions(fffffd80683cf100,ffff800000e96000) at ip_dooptions+0x87c sys/netinet/ip_input.c:1381 ip_input_if(ffff800035da8e68,ffff800035da8e74,ffff80002b2d8000,0,ffff800000e96000) at ip_input_if+0x1d3 sys/netinet/ip_input.c:475 ipv4_input(ffff800000e96000,fffffd80683cf100) at ipv4_input+0x47 sys/netinet/ip_input.c:327 ether_input(ffff800000e96000,fffffd80683cf100) at ether_input+0x525 tun_dev_write(5d02,ffff800035da91e8,ffff80002b2d8000,2) at tun_dev_write+0x209 sys/net/if_tun.c:914 spec_write(ffff800035da9040) at spec_write+0xd8 sys/kern/spec_vnops.c:302 VOP_WRITE(fffffd8061fb52a8,ffff800035da91e8,11,fffffd807f7d78f0) at VOP_WRITE+0xc3 sys/kern/vfs_vops.c:245 vn_write(fffffd806b172b40,ffff800035da91e8,0) at vn_write+0x157 sys/kern/vfs_vnops.c:408 dofilewritev(ffff80002a6d6020,c8,ffff800035da91e8,0,ffff800035da92a0) at dofilewritev+0x1a9 sys/kern/sys_generic.c:375 sys_write(ffff80002a6d6020,ffff800035da9350,ffff800035da92a0) at sys_write+0x87 sys/kern/sys_generic.c:295 syscall(ffff800035da9350) at syscall+0x72a sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x25578f85a60, count: -23