kernel: page fault trap, code=10 Stopped at acpi_pdirpa+0x2859a: uvm_fault(0xfffffd8054d8c988, 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 *362405 11125 0 0x8000000 0x4000000 0 syz-executor.0 db_read_bytes(3c729,1,ffff800034280334) 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,ffff8000342805d0) at db_ktrap+0x1ab sys/arch/amd64/amd64/db_interface.c:151 kerntrap(ffff8000342805d0) 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(ffff800034280990,ffff8000342809ac,1,0) at rt_match+0xc3 rt_clone sys/net/route.c:383 [inline] rt_match(ffff800034280990,ffff8000342809ac,1,0) at rt_match+0xc3 sys/net/route.c:358 route_mpath(ffff800034280978,fffffd807ac926e0,fffffd807ac926dc,0) at route_mpath+0x8b sys/net/route.c:255 in_ouraddr(fffffd807ac92600,ffff800000dd7800,ffff800034280978) at in_ouraddr+0x98 sys/netinet/ip_input.c:830 ip_input_if(ffff800034280a68,ffff800034280a74,ffff80002c70a000,0,ffff800000dd7800) at ip_input_if+0x25e sys/netinet/ip_input.c:486 ipv4_input(ffff800000dd7800,fffffd807ac92600) at ipv4_input+0x47 sys/netinet/ip_input.c:327 ether_input(ffff800000dd7800,fffffd807ac92600) at ether_input+0x525 end trace frame: 0xffff800034280b90, 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(0xfffffd8054d8c988, 0x3c729, 0, 1) -> e ddb> trace db_read_bytes(3c729,1,ffff800034280334) 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,ffff8000342805d0) at db_ktrap+0x1ab sys/arch/amd64/amd64/db_interface.c:151 kerntrap(ffff8000342805d0) 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(ffff800034280990,ffff8000342809ac,1,0) at rt_match+0xc3 rt_clone sys/net/route.c:383 [inline] rt_match(ffff800034280990,ffff8000342809ac,1,0) at rt_match+0xc3 sys/net/route.c:358 route_mpath(ffff800034280978,fffffd807ac926e0,fffffd807ac926dc,0) at route_mpath+0x8b sys/net/route.c:255 in_ouraddr(fffffd807ac92600,ffff800000dd7800,ffff800034280978) at in_ouraddr+0x98 sys/netinet/ip_input.c:830 ip_input_if(ffff800034280a68,ffff800034280a74,ffff80002c70a000,0,ffff800000dd7800) at ip_input_if+0x25e sys/netinet/ip_input.c:486 ipv4_input(ffff800000dd7800,fffffd807ac92600) at ipv4_input+0x47 sys/netinet/ip_input.c:327 ether_input(ffff800000dd7800,fffffd807ac92600) at ether_input+0x525 tun_dev_write(5d00,ffff800034280de8,ffff80002c70a000,2) at tun_dev_write+0x209 sys/net/if_tun.c:914 spec_write(ffff800034280c40) at spec_write+0xd8 sys/kern/spec_vnops.c:302 VOP_WRITE(fffffd8064096488,ffff800034280de8,11,fffffd807f7d7680) at VOP_WRITE+0xc3 sys/kern/vfs_vops.c:245 vn_write(fffffd8068f7cbd0,ffff800034280de8,0) at vn_write+0x157 sys/kern/vfs_vnops.c:408 dofilewritev(ffff80002c0eb4c0,c8,ffff800034280de8,0,ffff800034280ea0) at dofilewritev+0x1a9 sys/kern/sys_generic.c:375 sys_write(ffff80002c0eb4c0,ffff800034280f50,ffff800034280ea0) at sys_write+0x87 sys/kern/sys_generic.c:295 syscall(ffff800034280f50) at syscall+0x72a sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xd97077fb400, count: -22 ddb> show registers rdi 0 rsi 0x1 rbp 0xffff800034280320 rbx 0x1 rdx 0xffff800000e18280 rcx 0x28 rax 0xffff80002c0eb4c0 r8 0xffff800034280450 r9 0x8080808080808080 r10 0x1c5bc7cdc573a7fb r11 0xbdb21baaf6d5005 r12 0x1 r13 0x1 r14 0xffff800034280335 r15 0x3c72a acpi_pdirpa+0x2859b rip 0xffffffff81ca7190 db_read_bytes+0xd0 cs 0x8 rflags 0x10286 __ALIGN_SIZE+0xf286 rsp 0xffff8000342802c0 ss 0x10 db_read_bytes+0xd0: movzbl 0xffffffffffffffff(%r15),%eax ddb> show proc PROC (syz-executor.0) tid=362405 pid=11125 tcnt=2 stat=onproc flags process=8000000 proc=4000000 runpri=32, usrpri=84, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 forw=0xffffffffffffffff, list=0xffff80002a6e5730,0xffff80002c0ead20 process=0xffff800034188458 user=0xffff80003427c000, vmspace=0xfffffd8054d8c988 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 73955 437050 18256 0 2 0x8000000 syz-executor.2 73955 436315 18256 0 2 0xc000000 syz-executor.2 11125 450325 37432 0 2 0x8000000 syz-executor.0 *11125 362405 37432 0 7 0xc000000 syz-executor.0 96936 6139 75150 0 2 0x8000000 syz-executor.6 96936 61100 75150 0 3 0xc000080 fsleep syz-executor.6 94725 361412 26028 60928 2 0x8000010 syz-executor.1 94725 411299 26028 60928 3 0xc000090 fsleep syz-executor.1 33255 199325 42023 0 2 0x8000000 syz-executor.3 33255 134328 42023 0 3 0xc000080 fsleep syz-executor.3 91127 200358 70138 0 3 0x8000082 nanoslp syz-executor.4 26028 254984 70138 0 3 0x8000082 nanoslp syz-executor.1 37432 258224 70138 0 3 0x8000082 nanoslp syz-executor.0 40079 56987 70138 0 3 0x8000082 nanoslp syz-executor.5 18256 284795 70138 0 3 0x8000082 nanoslp syz-executor.2 68025 522052 1 0 3 0x18100083 ttyin getty 97998 131329 70138 0 3 0x8000082 nanoslp syz-executor.7 75150 168372 70138 0 3 0x8000082 nanoslp syz-executor.6 42023 273255 70138 0 3 0x8000082 nanoslp syz-executor.3 92948 247233 0 0 3 0x14280 nfsidl nfsio 45193 283638 0 0 3 0x14280 nfsidl nfsio 81500 453853 0 0 3 0x14280 nfsidl nfsio 84054 351635 0 0 3 0x14280 nfsidl nfsio 35060 139023 0 0 3 0x14280 nfsidl nfsio 83632 433323 0 0 3 0x14280 nfsidl nfsio 74189 212718 0 0 3 0x14280 nfsidl nfsio 3861 374344 0 0 3 0x14280 nfsidl nfsio 56886 486725 0 0 3 0x14280 nfsidl nfsio 88545 436279 0 0 3 0x14280 nfsidl nfsio 16827 380965 0 0 3 0x14280 nfsidl nfsio 53822 99547 0 0 3 0x14280 nfsidl nfsio 4653 290934 0 0 3 0x14280 nfsidl nfsio 18227 423735 0 0 3 0x14280 nfsidl nfsio 97549 324168 0 0 3 0x14280 nfsidl nfsio 24226 414388 0 0 3 0x14280 nfsidl nfsio 30814 53943 0 0 3 0x14280 nfsidl nfsio 63729 342683 0 0 3 0x14280 nfsidl nfsio 67884 9106 0 0 3 0x14280 nfsidl nfsio 97211 51367 0 0 3 0x14280 nfsidl nfsio 44666 41173 0 0 3 0x14200 bored sosplice 70138 466872 432 0 3 0x1a000082 wait syz-fuzzer 70138 399365 432 0 3 0x1e000082 nanoslp syz-fuzzer 70138 210860 432 0 3 0x1e000082 thrsleep syz-fuzzer 70138 90025 432 0 3 0x1e000082 wait syz-fuzzer 70138 24097 432 0 3 0x1e000082 thrsleep syz-fuzzer 70138 167027 432 0 3 0x1e000082 wait syz-fuzzer 70138 85067 432 0 3 0x1e000082 thrsleep syz-fuzzer 70138 288142 432 0 3 0x1e000082 wait syz-fuzzer 70138 161689 432 0 3 0x1e000082 thrsleep syz-fuzzer 70138 48927 432 0 3 0x1e000082 thrsleep syz-fuzzer 70138 203312 432 0 3 0x1e000082 kqread syz-fuzzer 70138 183326 432 0 3 0x1e000082 wait syz-fuzzer 70138 477449 432 0 3 0x1e000082 wait syz-fuzzer 70138 506589 432 0 3 0x1e000082 wait syz-fuzzer 70138 84417 432 0 3 0x1e000082 wait syz-fuzzer 432 517191 32341 0 3 0x810008a sigsusp ksh 32341 107119 37433 0 3 0x1800009a kqread sshd 37433 221956 1 0 3 0x18000088 kqread sshd 31449 165031 9007 73 3 0x19100090 kqread syslogd 9007 422947 1 0 3 0x18100082 sbwait syslogd 18099 78749 1 0 3 0x18100080 kqread resolvd 69378 113607 69044 77 3 0x18100092 kqread dhcpleased 42688 509637 69044 77 3 0x18100092 kqread dhcpleased 69044 204509 1 0 3 0x18000080 kqread dhcpleased 21134 7090 0 0 3 0x14200 bored smr 74753 244588 0 0 2 0x14200 zerothread 80303 159950 0 0 3 0x14200 aiodoned aiodoned 37353 492242 0 0 3 0x14200 syncer update 86155 157416 0 0 3 0x14200 cleaner cleaner 87396 303885 0 0 3 0x14200 reaper reaper 15361 43261 0 0 3 0x14200 pgdaemon pagedaemon 23356 102997 0 0 3 0x14200 bored viomb 87370 472469 0 0 3 0x40014200 acpi0 acpi0 47754 16190 0 0 3 0x14200 bored softnet3 56266 204854 0 0 3 0x14200 bored softnet2 41845 394962 0 0 3 0x14200 bored softnet1 4696 364596 0 0 3 0x14200 bored softnet0 39540 140708 0 0 3 0x14200 bored systqmp 292 337395 0 0 3 0x14200 bored systq 90589 129405 0 0 3 0x40014200 tmoslp softclock 75505 46748 0 0 3 0x40014200 idle0 1 235179 0 0 3 0x8080082 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 10207 6461K 6917K 166960K 26541 0 pcb 17 18K 20K 166960K 1302 0 rtable 218 7K 8K 166960K 8756 0 pf 30 9K 10K 166960K 686 0 ifaddr 42 15K 17K 166960K 1129 0 ifgroup 53 2K 2K 166960K 1285 0 sysctl 4 1K 2K 166960K 23 0 counters 30 17K 17K 166960K 341 0 ioctlops 0 0K 2K 166960K 807 0 iov 0 0K 20K 166960K 554 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1502 94K 95K 166960K 11676 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 68K 84K 166960K 144 0 VM map 2 1K 1K 166960K 2 0 sem 12 1K 1K 166960K 775 0 dirhash 12 2K 3K 166960K 174 0 ACPI 1697 195K 286K 166960K 12548 0 file desc 16 57K 121K 166960K 13963 0 sigio 0 0K 0K 166960K 202 0 proc 59 59K 125K 166960K 8104 0 subproc 104 6K 10K 166960K 3549 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 3 0K 0K 166960K 2024 0 in_multi 84 6K 7K 166960K 3243 0 ether_multi 2 0K 0K 166960K 94 0 mrt 4 0K 0K 166960K 18 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 223 996K 996K 166960K 223 0 exec 0 0K 1K 166960K 4640 0 pfkey data 0 0K 0K 166960K 10 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 318 146K 166K 166960K 111202 0 UVM aobj 44 3K 3K 166960K 46 0 pinsyscall 36 72K 108K 166960K 21802 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 1K 166960K 666 0 NDP 11 0K 2K 166960K 826 0 temp 77 6812K 71840K 166960K 370466 0 kqueue 12 18K 28K 166960K 1116 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 1389 0 1386 3 0 3 3 0 8 2 rtentry 112 3178 0 3080 4 0 4 4 0 8 0 unpcb 144 6689 0 6672 6 0 6 6 0 8 5 syncache 336 4 0 4 1 0 1 1 0 8 1 sackhl 24 3 8 3 1 0 1 1 0 8 1 tcpqe 32 4 0 4 1 0 1 1 0 8 1 tcpcb 808 3247 0 3240 8 0 8 8 0 8 7 arp 88 616 0 597 1 0 1 1 0 8 0 ipq 40 11 0 11 1 0 1 1 0 8 1 ipqe 40 95 0 95 1 0 1 1 0 8 1 inpcb 352 11610 0 11570 29 18 11 16 0 8 7 nd6 104 809 0 788 1 0 1 1 0 8 0 pkpcb 40 90 0 90 1 0 1 1 0 8 1 kcovpl 48 272 0 264 1 0 1 1 0 8 0 ppxss 1072 26 0 26 1 0 1 1 0 8 1 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 11744 0 11301 114 84 30 31 0 8 2 art_table 32 11745 0 11301 4 0 4 4 0 8 0 art_node 16 3127 0 3040 1 0 1 1 0 8 0 sysvmsgpl 40 100 0 67 1 0 1 1 0 8 0 semupl 112 6 0 6 1 0 1 1 0 8 1 semapl 112 771 0 761 1 0 1 1 0 8 0 shmpl 112 43 0 2 2 0 2 2 0 8 0 dirhash 1024 125 0 108 3 0 3 3 0 8 0 dino2pl 256 19099 0 17542 98 0 98 98 0 8 0 ffsino 240 19099 0 17542 92 0 92 92 0 8 0 nchpl 144 35158 0 34516 66 33 33 66 0 8 8 uvmvnodes 80 11100 0 0 227 0 227 227 0 8 0 vnodes 216 11100 0 0 617 0 617 617 0 8 0 namei 1024 138899 0 138898 2 0 2 2 0 8 1 vcpupl 3904 64 0 1 8 0 8 8 0 8 0 vmpool 664 80 0 17 6 0 6 6 0 8 0 kstatmem 264 644 0 622 2 0 2 2 0 8 0 scsiplug 72 11 0 11 1 0 1 1 0 8 1 scxspl 216 200191 0 200191 8 0 8 8 1 8 8 plimitpl 152 2148 0 2131 1 0 1 1 0 8 0 sigapl 424 13766 0 13700 9 0 9 9 0 8 0 futexpl 64 130840 0 130837 1 0 1 1 0 8 0 knotepl 120 31620 0 31538 20 8 12 19 0 8 7 kqueuepl 184 2740 0 2730 4 0 4 4 0 8 3 pipepl 288 1978 0 1950 7 0 7 7 0 8 4 fdescpl 432 13726 0 13699 5 0 5 5 0 8 1 filepl 120 73978 0 73725 15 0 15 15 0 8 4 lockfpl 104 2811 0 2809 2 0 2 2 0 8 1 lockfspl 48 1170 0 1168 1 0 1 1 0 8 0 sessionpl 144 282 0 266 1 0 1 1 0 8 0 pgrppl 48 407 0 391 1 0 1 1 0 8 0 ucredpl 104 12320 0 12306 1 0 1 1 0 8 0 zombiepl 144 13703 0 13700 1 0 1 1 0 8 0 processpl 1072 13766 0 13700 6 0 6 6 0 8 0 procpl 656 26512 0 26427 9 0 9 9 0 8 0 sosppl 168 112 0 112 1 0 1 1 0 8 1 sockpl 504 19958 0 19899 147 131 16 33 0 8 8 mcl64k 65536 11 0 10 1 0 1 1 0 8 0 mcl12k 12288 10 0 10 1 0 1 1 0 8 1 mcl9k 9216 4 0 4 1 0 1 1 0 8 1 mcl8k 8192 420 0 420 1 0 1 1 0 8 1 mcl4k 4096 101 0 101 1 0 1 1 0 8 1 mcl2k2 2112 3 0 3 1 0 1 1 0 8 1 mcl2k 2048 119097 0 118987 36 14 22 34 0 8 6 mtagpl 96 553 0 377 5 0 5 5 0 8 0 mbufpl 256 567465 0 566968 211 177 34 69 0 8 1 bufpl 280 29120 0 18020 793 0 793 793 0 8 0 anonpl 24 1442742 0 1436480 115 0 115 115 0 188 47 amapchunkpl 152 351242 0 350581 58 0 58 58 0 158 29 amappl16 200 28809 0 28655 74 53 21 21 0 8 9 amappl15 192 12 0 12 1 0 1 1 0 8 1 amappl14 184 950 0 938 2 0 2 2 0 8 1 amappl13 176 43 0 42 1 0 1 1 0 8 0 amappl12 168 18109 0 18079 3 0 3 3 0 8 1 amappl11 160 55 0 45 1 0 1 1 0 8 0 amappl10 152 309 0 299 1 0 1 1 0 8 0 amappl9 144 184 0 184 1 0 1 1 0 8 1 amappl8 136 496 0 465 2 0 2 2 0 8 0 amappl7 128 114 0 98 1 0 1 1 0 8 0 amappl6 120 3863 0 3845 2 0 2 2 0 8 0 amappl5 112 1163 0 1151 1 0 1 1 0 8 0 amappl4 104 2322 0 2288 2 0 2 2 0 8 0 amappl3 96 65978 0 65888 3 0 3 3 0 8 0 amappl2 88 14893 0 14815 4 0 4 4 0 8 2 amappl1 80 67268 0 66775 22 4 18 22 0 8 6 amappl 88 108436 0 108239 6 0 6 6 0 92 0 dma4096 4096 1 0 1 1 0 1 1 0 8 1 dma1024 1024 1 0 0 1 0 1 1 0 8 0 dma256 256 6 0 6 1 0 1 1 0 8 1 dma128 128 253 0 253 1 0 1 1 0 8 1 dma64 64 6 0 6 1 0 1 1 0 8 1 dma32 32 7 0 7 1 0 1 1 0 8 1 dma16 16 18 0 17 1 0 1 1 0 8 0 aobjpl 72 45 0 2 1 0 1 1 0 8 0 uaddrrnd 24 13806 0 13716 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 13806 0 13716 1 0 1 1 0 8 0 vmmpekpl 168 95253 0 95180 4 0 4 4 0 8 0 vmmpepl 168 866288 0 864376 114 0 114 114 0 357 19 vmsppl 344 13805 0 13716 9 0 9 9 0 8 0 rwobjpl 24 198185 0 185920 76 0 76 76 0 8 0 pdppl 4096 27618 0 27495 960 833 127 131 0 8 4 pvpl 32 4672024 0 4659670 391 55 336 391 0 265 193 pmappl 216 13805 0 13716 6 0 6 6 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 1686 0 1239 14 0 14 14 0 8 0 ddb> machine ddbcpu 0 No such command ddb> trace db_read_bytes(3c729,1,ffff800034280334) 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,ffff8000342805d0) at db_ktrap+0x1ab sys/arch/amd64/amd64/db_interface.c:151 kerntrap(ffff8000342805d0) 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(ffff800034280990,ffff8000342809ac,1,0) at rt_match+0xc3 rt_clone sys/net/route.c:383 [inline] rt_match(ffff800034280990,ffff8000342809ac,1,0) at rt_match+0xc3 sys/net/route.c:358 route_mpath(ffff800034280978,fffffd807ac926e0,fffffd807ac926dc,0) at route_mpath+0x8b sys/net/route.c:255 in_ouraddr(fffffd807ac92600,ffff800000dd7800,ffff800034280978) at in_ouraddr+0x98 sys/netinet/ip_input.c:830 ip_input_if(ffff800034280a68,ffff800034280a74,ffff80002c70a000,0,ffff800000dd7800) at ip_input_if+0x25e sys/netinet/ip_input.c:486 ipv4_input(ffff800000dd7800,fffffd807ac92600) at ipv4_input+0x47 sys/netinet/ip_input.c:327 ether_input(ffff800000dd7800,fffffd807ac92600) at ether_input+0x525 tun_dev_write(5d00,ffff800034280de8,ffff80002c70a000,2) at tun_dev_write+0x209 sys/net/if_tun.c:914 spec_write(ffff800034280c40) at spec_write+0xd8 sys/kern/spec_vnops.c:302 VOP_WRITE(fffffd8064096488,ffff800034280de8,11,fffffd807f7d7680) at VOP_WRITE+0xc3 sys/kern/vfs_vops.c:245 vn_write(fffffd8068f7cbd0,ffff800034280de8,0) at vn_write+0x157 sys/kern/vfs_vnops.c:408 dofilewritev(ffff80002c0eb4c0,c8,ffff800034280de8,0,ffff800034280ea0) at dofilewritev+0x1a9 sys/kern/sys_generic.c:375 sys_write(ffff80002c0eb4c0,ffff800034280f50,ffff800034280ea0) at sys_write+0x87 sys/kern/sys_generic.c:295 syscall(ffff800034280f50) at syscall+0x72a sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xd97077fb400, count: -22 ddb> machine ddbcpu 1 No such command ddb> trace db_read_bytes(3c729,1,ffff800034280334) 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,ffff8000342805d0) at db_ktrap+0x1ab sys/arch/amd64/amd64/db_interface.c:151 kerntrap(ffff8000342805d0) 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(ffff800034280990,ffff8000342809ac,1,0) at rt_match+0xc3 rt_clone sys/net/route.c:383 [inline] rt_match(ffff800034280990,ffff8000342809ac,1,0) at rt_match+0xc3 sys/net/route.c:358 route_mpath(ffff800034280978,fffffd807ac926e0,fffffd807ac926dc,0) at route_mpath+0x8b sys/net/route.c:255 in_ouraddr(fffffd807ac92600,ffff800000dd7800,ffff800034280978) at in_ouraddr+0x98 sys/netinet/ip_input.c:830 ip_input_if(ffff800034280a68,ffff800034280a74,ffff80002c70a000,0,ffff800000dd7800) at ip_input_if+0x25e sys/netinet/ip_input.c:486 ipv4_input(ffff800000dd7800,fffffd807ac92600) at ipv4_input+0x47 sys/netinet/ip_input.c:327 ether_input(ffff800000dd7800,fffffd807ac92600) at ether_input+0x525 tun_dev_write(5d00,ffff800034280de8,ffff80002c70a000,2) at tun_dev_write+0x209 sys/net/if_tun.c:914 spec_write(ffff800034280c40) at spec_write+0xd8 sys/kern/spec_vnops.c:302 VOP_WRITE(fffffd8064096488,ffff800034280de8,11,fffffd807f7d7680) at VOP_WRITE+0xc3 sys/kern/vfs_vops.c:245 vn_write(fffffd8068f7cbd0,ffff800034280de8,0) at vn_write+0x157 sys/kern/vfs_vnops.c:408 dofilewritev(ffff80002c0eb4c0,c8,ffff800034280de8,0,ffff800034280ea0) at dofilewritev+0x1a9 sys/kern/sys_generic.c:375 sys_write(ffff80002c0eb4c0,ffff800034280f50,ffff800034280ea0) at sys_write+0x87 sys/kern/sys_generic.c:295 syscall(ffff800034280f50) at syscall+0x72a sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xd97077fb400, count: -22