kernel: page fault trap, code=10 Stopped at acpi_pdirpa+0xd55ea: uvm_fault(0xfffffd806c58bc20, 0xe9779, 0, 1) -> e kernel: page fault trap, code=0 Stopped at db_read_bytes+0x110: movzbl 0xffffffffffffffff(%r15),%eax TID PID UID PRFLAGS PFLAGS CPU COMMAND 114181 57736 0 0x4000000 0 0 syz-executor * 63566 57736 0 0x4000000 0x4000000 1K syz-executor db_read_bytes(e9779,1,ffff800037273f94) at db_read_bytes+0x110 sys/arch/amd64/amd64/db_memrw.c:85 db_get_value(e9779,1,0) at db_get_value+0x59 db_disasm(e9779,0) at db_disasm+0x94 db_trap(6,10) at db_trap+0x181 sys/ddb/db_trap.c:71 db_ktrap(6,10,ffff800037274230) at db_ktrap+0x303 sys/arch/amd64/amd64/db_interface.c:151 kerntrap(ffff800037274230) at kerntrap+0x1dc sys/arch/amd64/amd64/trap.c:323 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b acpi_pdirpa() at acpi_pdirpa+0xd55ea rt_clone(ffff800037274508,ffff800037274608,0) at rt_clone+0x98 sys/net/route.c:383 route_mpath(ffff8000372745f0,fffffd806ccd44f0,fffffd806ccd44ec,0) at route_mpath+0x170 rt_match sys/net/route.c:360 [inline] route_mpath(ffff8000372745f0,fffffd806ccd44f0,fffffd806ccd44ec,0) at route_mpath+0x170 rtalloc_mpath sys/net/route.c:476 [inline] route_mpath(ffff8000372745f0,fffffd806ccd44f0,fffffd806ccd44ec,0) at route_mpath+0x170 sys/net/route.c:255 in_ouraddr(fffffd806ccd4400,ffff80000128e000,ffff8000372745f0,0) at in_ouraddr+0xc2 ip_input_if(ffff8000372746e8,ffff8000372746f4,ffff80003519f000,0,ffff80000128e000) at ip_input_if+0x422 sys/netinet/ip_input.c:508 ipv4_input(ffff80000128e000,fffffd806ccd4400) at ipv4_input+0x50 sys/netinet/ip_input.c:337 ether_input(ffff80000128e000,fffffd806ccd4400) at ether_input+0x6e4 end trace frame: 0xffff800037274810, 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{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic *cpu1: uvm_fault(0xfffffd806c58bc20, 0xe9779, 0, 1) -> e ddb{1}> trace db_read_bytes(e9779,1,ffff800037273f94) at db_read_bytes+0x110 sys/arch/amd64/amd64/db_memrw.c:85 db_get_value(e9779,1,0) at db_get_value+0x59 db_disasm(e9779,0) at db_disasm+0x94 db_trap(6,10) at db_trap+0x181 sys/ddb/db_trap.c:71 db_ktrap(6,10,ffff800037274230) at db_ktrap+0x303 sys/arch/amd64/amd64/db_interface.c:151 kerntrap(ffff800037274230) at kerntrap+0x1dc sys/arch/amd64/amd64/trap.c:323 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b acpi_pdirpa() at acpi_pdirpa+0xd55ea rt_clone(ffff800037274508,ffff800037274608,0) at rt_clone+0x98 sys/net/route.c:383 route_mpath(ffff8000372745f0,fffffd806ccd44f0,fffffd806ccd44ec,0) at route_mpath+0x170 rt_match sys/net/route.c:360 [inline] route_mpath(ffff8000372745f0,fffffd806ccd44f0,fffffd806ccd44ec,0) at route_mpath+0x170 rtalloc_mpath sys/net/route.c:476 [inline] route_mpath(ffff8000372745f0,fffffd806ccd44f0,fffffd806ccd44ec,0) at route_mpath+0x170 sys/net/route.c:255 in_ouraddr(fffffd806ccd4400,ffff80000128e000,ffff8000372745f0,0) at in_ouraddr+0xc2 ip_input_if(ffff8000372746e8,ffff8000372746f4,ffff80003519f000,0,ffff80000128e000) at ip_input_if+0x422 sys/netinet/ip_input.c:508 ipv4_input(ffff80000128e000,fffffd806ccd4400) at ipv4_input+0x50 sys/netinet/ip_input.c:337 ether_input(ffff80000128e000,fffffd806ccd4400) at ether_input+0x6e4 tun_dev_write(5d07,ffff800037274a68,ffff80003519f000,2) at tun_dev_write+0x301 sys/net/if_tun.c:914 spec_write(ffff8000372748c0) at spec_write+0x120 sys/kern/spec_vnops.c:302 VOP_WRITE(fffffd806d084cd8,ffff800037274a68,11,fffffd807f7d3478) at VOP_WRITE+0x102 sys/kern/vfs_vops.c:245 vn_write(fffffd806be5cbf8,ffff800037274a68,0) at vn_write+0x1d1 sys/kern/vfs_vnops.c:408 dofilewritev(ffff8000fffef478,c8,ffff800037274a68,0,ffff800037274b20) at dofilewritev+0x23c sys/kern/sys_generic.c:380 sys_write(ffff8000fffef478,ffff800037274bd0,ffff800037274b20) at sys_write+0xa2 sys/kern/sys_generic.c:300 syscall(ffff800037274bd0) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff800037274bd0) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x96bf2504af0, count: -22 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff800037273f80 rbx 0x1 rdx 0xffff80000129b9c0 rcx 0xffff8000fffef478 rax 0xffff800029b7bff0 r8 0xffff8000372740b0 r9 0x8080808080808080 r10 0x5423f0b2099fc257 r11 0x94509caf90a2b910 r12 0x1 r13 0x1 r14 0xffff800037273f95 r15 0xe977a acpi_pdirpa+0xd55eb rip 0xffffffff82b8d4f0 db_read_bytes+0x110 cs 0x8 rflags 0x10286 __ALIGN_SIZE+0xf286 rsp 0xffff800037273f20 ss 0x10 db_read_bytes+0x110: movzbl 0xffffffffffffffff(%r15),%eax ddb{1}> show proc PROC (syz-executor) tid=63566 pid=57736 tcnt=2 stat=onproc flags process=4000000 proc=4000000 runpri=32, usrpri=86, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000fffeece0,0xffff8000fffeea68 process=0xffff8000ffff31d8 user=0xffff80003726f000, vmspace=0xfffffd806c58bc20 estcpu=36, cpticks=2, pctcpu=0.0, user=0, sys=2, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 62989 217145 18435 0 2 0 syz-executor 57736 114181 10610 0 7 0x4000000 syz-executor *57736 63566 10610 0 7 0x4000000 syz-executor 9628 81577 15033 0 2 0 syz-executor 9628 334989 15033 0 3 0x4000080 fifow syz-executor 9763 506229 75998 0 3 0x80 nanoslp syz-executor 9763 441592 75998 0 2 0x4000000 syz-executor 9763 339254 75998 0 2 0x4000000 syz-executor 9763 45767 75998 0 3 0x4000080 fsleep syz-executor 6434 179911 4352 0 3 0x80 nanoslp syz-executor 6434 43241 4352 0 3 0x4000080 netcon syz-executor 6434 141178 4352 0 3 0x4000080 fsleep syz-executor 85881 379442 21702 60928 3 0x90 nanoslp syz-executor 85881 257514 21702 60928 3 0x4000090 netacc syz-executor 85881 89253 21702 60928 3 0x4000090 fsleep syz-executor 32483 194692 1 0 3 0x100083 ttyin getty 10610 61432 69256 0 3 0x82 nanoslp syz-executor 18435 307813 69256 0 3 0x82 nanoslp syz-executor 4352 350388 69256 0 3 0x82 nanoslp syz-executor 15033 445149 69256 0 3 0x82 nanoslp syz-executor 89215 233525 69256 0 3 0x82 nanoslp syz-executor 21702 150651 69256 0 3 0x82 nanoslp syz-executor 75998 218189 69256 0 3 0x82 nanoslp syz-executor 49631 342819 0 0 3 0x14280 nfsidl nfsio 19044 379704 0 0 3 0x14280 nfsidl nfsio 99190 513456 0 0 3 0x14280 nfsidl nfsio 19582 343181 0 0 3 0x14280 nfsidl nfsio 12515 369514 0 0 3 0x14280 nfsidl nfsio 27995 3871 0 0 3 0x14280 nfsidl nfsio 32138 278441 0 0 3 0x14280 nfsidl nfsio 77080 228148 0 0 3 0x14280 nfsidl nfsio 12438 424631 0 0 3 0x14280 nfsidl nfsio 83840 385479 0 0 3 0x14280 nfsidl nfsio 65413 340512 0 0 3 0x14280 nfsidl nfsio 66900 201966 0 0 3 0x14280 nfsidl nfsio 1670 196320 0 0 3 0x14280 nfsidl nfsio 19862 31565 0 0 3 0x14280 nfsidl nfsio 5827 135621 0 0 3 0x14280 nfsidl nfsio 46662 114290 0 0 3 0x14280 nfsidl nfsio 93291 171576 0 0 3 0x14280 nfsidl nfsio 27297 257845 0 0 3 0x14280 nfsidl nfsio 93370 179415 0 0 3 0x14280 nfsidl nfsio 48121 477796 0 0 3 0x14280 nfsidl nfsio 68633 2063 0 0 3 0x14200 bored sosplice 85944 421116 47864 0 3 0x100082 sbwait arp 47864 233233 32280 0 3 0x10008a sigsusp sh 32280 168802 69256 0 3 0x82 wait syz-executor 69256 80417 72240 0 3 0x82 kqread syz-executor 72240 395271 48324 0 3 0x10008a sigsusp ksh 48324 156924 73570 0 3 0x98 kqread sshd-session 73570 302982 93112 0 3 0x92 kqread sshd-session 93112 50553 1 0 3 0x88 kqread sshd 89922 388294 33176 74 3 0x1100092 bpf pflogd 33176 326180 1 0 3 0x80 sbwait pflogd 35642 432254 79782 73 3 0x1100090 kqread syslogd 79782 30255 1 0 3 0x100082 sbwait syslogd 21299 143484 1 0 3 0x100080 kqread resolvd 24026 98862 7979 77 3 0x100092 kqread dhcpleased 31067 508601 7979 77 3 0x100092 kqread dhcpleased 7979 387943 1 0 3 0x80 kqread dhcpleased 85408 109499 0 0 3 0x14200 bored smr 87422 75855 0 0 3 0x14200 pgzero zerothread 22830 449266 0 0 3 0x14200 aiodoned aiodoned 23392 107061 0 0 3 0x14200 syncer update 57634 321899 0 0 3 0x14200 cleaner cleaner 88030 389843 0 0 3 0x14200 reaper reaper 36086 47736 0 0 3 0x14200 pgdaemon pagedaemon 99083 184840 0 0 3 0x14200 bored viomb 83954 444537 0 0 3 0x40014200 acpi0 acpi0 86551 144064 0 0 3 0x40014200 idle1 43065 118346 0 0 3 0x14200 bored softnet3 21523 295703 0 0 3 0x14200 bored softnet2 50391 409766 0 0 3 0x14200 bored softnet1 35035 248070 0 0 3 0x14200 bored softnet0 26892 15537 0 0 3 0x14200 bored systqmp 23887 312553 0 0 3 0x14200 bored systq 86096 155497 0 0 3 0x14200 tmoslp softclockmp 17693 171188 0 0 3 0x40014200 tmoslp softclock 33823 207493 0 0 3 0x40014200 idle0 1 520557 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 57736 (syz-executor) thread 0xffff8000fffef478 (63566) exclusive rwlock netlock r = 0 (0xffffffff834a7990) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 tun_dev_write+0x2ed sys/net/if_tun.c:913 #2 spec_write+0x120 sys/kern/spec_vnops.c:302 #3 VOP_WRITE+0x102 sys/kern/vfs_vops.c:245 #4 vn_write+0x1d1 sys/kern/vfs_vnops.c:408 #5 dofilewritev+0x23c sys/kern/sys_generic.c:380 #6 sys_write+0xa2 sys/kern/sys_generic.c:300 #7 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #7 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #8 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 1 (0xffffffff835c1298) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 vn_write+0x4e sys/kern/vfs_vnops.c:393 #2 dofilewritev+0x23c sys/kern/sys_generic.c:380 #3 sys_write+0xa2 sys/kern/sys_generic.c:300 #4 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #4 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #5 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10202 11205K 11459K 166960K 12194 0 pcb 18 18K 20K 166960K 297 0 rtable 226 7K 8K 166960K 700 0 pf 40 19K 22K 166960K 127 0 ifaddr 42 7K 7K 166960K 95 0 ifgroup 55 2K 2K 166960K 124 0 sysctl 3 0K 0K 166960K 3 0 counters 64 36K 36K 166960K 102 0 ioctlops 0 0K 4K 166960K 1655 0 iov 0 0K 18K 166960K 86 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1401 88K 88K 166960K 2215 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 10 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 31 0 dirhash 12 2K 2K 166960K 21 0 ACPI 1690 195K 286K 166960K 12468 0 file desc 19 69K 97K 166960K 985 0 sigio 0 0K 0K 166960K 28 0 proc 72 91K 140K 166960K 811 0 subproc 104 6K 6K 166960K 210 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 129 0 in_multi 90 6K 7K 166960K 238 0 ether_multi 1 0K 0K 166960K 3 0 mrt 1 0K 0K 166960K 3 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 85 387K 387K 166960K 85 0 exec 0 0K 1K 166960K 563 0 pfkey data 0 0K 0K 166960K 1 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 253 73K 82K 166960K 10359 0 UVM aobj 19 2K 4K 166960K 23 0 pinsyscall 45 90K 107K 166960K 2284 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 63 0 NDP 14 0K 1K 166960K 66 0 temp 67 6821K 6885K 166960K 51157 0 kqueue 14 22K 28K 166960K 151 0 SYN cache 2 16K 16K 166960K 2 0 ddb{1}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 24 0 0 1 0 1 1 0 8 0 rtpcb 120 181 0 177 3 2 1 2 0 8 0 rtentry 112 230 0 128 4 0 4 4 0 8 0 unpcb 144 688 0 661 6 4 2 4 0 8 0 syncache 336 11 0 11 2 2 0 1 0 8 0 tcpqe 32 2 0 2 1 1 0 1 0 8 0 tcpcb 808 310 0 301 10 2 8 8 0 8 6 arp 120 35 0 16 1 0 1 1 0 8 0 inpcb 336 1285 0 1268 22 15 7 18 0 8 4 nd6 136 56 0 34 1 0 1 1 0 8 0 pkpcb 40 4 0 4 2 1 1 1 0 8 1 kcovpl 48 16 0 8 1 0 1 1 0 8 0 ppxss 1168 7 0 7 3 2 1 1 0 8 1 pfstscr 40 2 0 2 1 1 0 1 0 8 0 pffrag 232 4 0 1 1 0 1 1 0 482 0 pffrnode 88 4 0 1 1 0 1 1 0 8 0 pffrent 40 7 0 4 1 0 1 1 0 8 0 pfosfp 40 1428 0 1005 5 0 5 5 0 8 0 pfosfpen 112 1428 0 714 21 0 21 21 0 8 0 pfrktable 1344 7 0 5 1 0 1 1 0 8 0 pfanchor 1288 4 0 2 1 0 1 1 0 8 0 pftag 88 1 0 0 1 0 1 1 0 8 0 pfstitem 24 87 0 25 1 0 1 1 0 8 0 pfstkey 128 91 0 29 2 0 2 2 0 8 0 pfstate 376 88 0 27 7 0 7 7 0 8 0 pfrule 1344 54 0 44 2 0 2 2 0 8 0 art_heap8 4096 3 0 0 3 0 3 3 0 8 0 art_heap4 256 1022 0 581 33 4 29 30 0 8 0 art_table 32 1025 0 581 4 0 4 4 0 8 0 art_node 16 225 0 133 1 0 1 1 0 8 0 sysvmsgpl 40 13 0 3 1 0 1 1 0 8 0 semapl 112 29 0 19 1 0 1 1 0 8 0 shmpl 112 20 0 4 1 0 1 1 0 8 0 dirhash 1024 23 0 6 3 0 3 3 0 8 0 dino2pl 256 3095 0 1577 96 0 96 96 0 8 0 ffsino 272 3095 0 1577 102 0 102 102 0 8 0 nchpl 144 4360 0 3799 63 40 23 63 0 8 0 uvmvnodes 80 3630 0 0 75 0 75 75 0 8 0 vnodes 216 3630 0 0 202 0 202 202 0 8 0 namei 1024 15021 0 15021 4 3 1 2 0 8 1 percpumem 16 65 0 19 1 0 1 1 0 8 0 pfiaddrpl 120 2 0 1 1 0 1 1 0 8 0 kstatmem 264 62 0 38 2 0 2 2 0 8 0 scsiplug 72 3 0 3 3 2 1 1 0 8 1 scxspl 216 16364 0 16364 11 7 4 6 1 8 4 plimitpl 152 290 0 271 1 0 1 1 0 8 0 sigapl 424 1295 0 1223 9 0 9 9 0 8 0 futexpl 64 11862 0 11859 1 0 1 1 0 8 0 knotepl 120 386 0 0 12 0 12 12 0 8 0 kqueuepl 216 250 0 237 3 0 3 3 0 8 2 pipepl 320 248 0 221 3 0 3 3 0 8 0 fdescpl 496 1256 0 1223 6 1 5 6 0 8 0 filepl 152 7760 0 7491 23 10 13 19 0 8 2 lockfpl 104 327 0 324 1 0 1 1 0 8 0 lockfspl 48 114 0 111 1 0 1 1 0 8 0 sessionpl 144 36 0 27 1 0 1 1 0 8 0 pgrppl 48 56 0 39 1 0 1 1 0 8 0 ucredpl 104 1529 0 1515 1 0 1 1 0 8 0 zombiepl 144 1224 0 1223 1 0 1 1 0 8 0 processpl 1160 1295 0 1223 6 0 6 6 0 8 0 procpl 648 2567 0 2486 8 0 8 8 0 8 0 srpgc 96 2 0 2 1 1 0 1 0 8 0 sosppl 168 8 0 8 3 3 0 1 0 8 0 sockpl 664 2173 0 2126 28 19 9 23 0 8 3 mcl64k 65536 4 0 0 1 0 1 1 0 8 0 mcl16k 16384 1 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 135 0 0 17 0 17 17 0 8 0 mcl2k 2048 36 0 0 4 0 4 4 0 8 0 mtagpl 96 8 0 0 1 0 1 1 0 8 0 mbufpl 256 292 0 0 17 0 17 17 0 8 0 bufpl 280 6288 0 114 442 0 442 442 0 8 0 anonpl 24 225910 0 218931 93 32 61 89 0 185 0 amapchunkpl 152 33695 0 33098 43 10 33 35 0 158 9 amappl16 200 5177 0 5020 36 19 17 32 0 8 0 amappl15 192 46 0 46 1 1 0 1 0 8 0 amappl14 184 141 0 128 1 0 1 1 0 8 0 amappl13 176 4 0 3 1 0 1 1 0 8 0 amappl12 168 2027 0 1993 4 2 2 3 0 8 0 amappl11 160 57 0 43 1 0 1 1 0 8 0 amappl10 152 12 0 12 1 1 0 1 0 8 0 amappl9 144 146 0 146 1 1 0 1 0 8 0 amappl8 136 22 0 19 1 0 1 1 0 8 0 amappl7 128 123 0 109 1 0 1 1 0 8 0 amappl6 120 246 0 244 1 0 1 1 0 8 0 amappl5 112 190 0 177 1 0 1 1 0 8 0 amappl4 104 356 0 337 1 0 1 1 0 8 0 amappl3 96 7026 0 6906 4 0 4 4 0 8 0 amappl2 88 842 0 769 2 0 2 2 0 8 0 amappl1 80 11873 0 11275 17 3 14 16 0 8 0 amappl 88 9846 0 9658 5 0 5 5 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 8 0 8 2 2 0 1 0 8 0 dma16 16 85 0 84 1 0 1 1 0 8 0 aobjpl 72 22 0 4 1 0 1 1 0 8 0 uaddrrnd 24 1256 0 1223 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1256 0 1223 1 0 1 1 0 8 0 vmmpekpl 168 11656 0 11609 3 0 3 3 0 8 0 vmmpepl 168 85617 0 83535 111 16 95 110 0 357 0 vmsppl 440 1255 0 1223 6 1 5 5 0 8 0 rwobjpl 56 29769 0 24993 71 3 68 68 0 8 0 pdppl 4096 2519 0 2446 121 48 73 87 0 8 0 pvpl 32 30773 0 0 251 2 249 249 0 265 0 pmappl 248 1255 0 1223 3 0 3 3 0 8 0 extentpl 40 55 0 38 1 0 1 1 0 8 0 phpool 112 443 0 78 11 0 11 11 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff8349dff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff835c1090) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff835c1090) at __mp_lock+0x192 sys/kern/kern_lock.c:144 softintr_dispatch(0) at softintr_dispatch+0x5b sys/arch/amd64/amd64/softintr.c:88 Xsoftclock() at Xsoftclock+0x27 end of kernel end trace frame: 0x794d44d5c940, count: 9 ddb{0}> trace x86_ipi_db(ffffffff8349dff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff835c1090) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff835c1090) at __mp_lock+0x192 sys/kern/kern_lock.c:144 softintr_dispatch(0) at softintr_dispatch+0x5b sys/arch/amd64/amd64/softintr.c:88 Xsoftclock() at Xsoftclock+0x27 end of kernel end trace frame: 0x794d44d5c940, count: -6 ddb{0}> machine ddbcpu 1 Stopped at db_read_bytes+0x110: movzbl 0xffffffffffffffff(%r15),%eax db_read_bytes(e9779,1,ffff800037273f94) at db_read_bytes+0x110 sys/arch/amd64/amd64/db_memrw.c:85 db_get_value(e9779,1,0) at db_get_value+0x59 db_disasm(e9779,0) at db_disasm+0x94 db_trap(6,10) at db_trap+0x181 sys/ddb/db_trap.c:71 db_ktrap(6,10,ffff800037274230) at db_ktrap+0x303 sys/arch/amd64/amd64/db_interface.c:151 kerntrap(ffff800037274230) at kerntrap+0x1dc sys/arch/amd64/amd64/trap.c:323 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b acpi_pdirpa() at acpi_pdirpa+0xd55ea rt_clone(ffff800037274508,ffff800037274608,0) at rt_clone+0x98 sys/net/route.c:383 route_mpath(ffff8000372745f0,fffffd806ccd44f0,fffffd806ccd44ec,0) at route_mpath+0x170 rt_match sys/net/route.c:360 [inline] route_mpath(ffff8000372745f0,fffffd806ccd44f0,fffffd806ccd44ec,0) at route_mpath+0x170 rtalloc_mpath sys/net/route.c:476 [inline] route_mpath(ffff8000372745f0,fffffd806ccd44f0,fffffd806ccd44ec,0) at route_mpath+0x170 sys/net/route.c:255 in_ouraddr(fffffd806ccd4400,ffff80000128e000,ffff8000372745f0,0) at in_ouraddr+0xc2 ip_input_if(ffff8000372746e8,ffff8000372746f4,ffff80003519f000,0,ffff80000128e000) at ip_input_if+0x422 sys/netinet/ip_input.c:508 ipv4_input(ffff80000128e000,fffffd806ccd4400) at ipv4_input+0x50 sys/netinet/ip_input.c:337 ether_input(ffff80000128e000,fffffd806ccd4400) at ether_input+0x6e4 end trace frame: 0xffff800037274810, count: 0 ddb{1}> trace db_read_bytes(e9779,1,ffff800037273f94) at db_read_bytes+0x110 sys/arch/amd64/amd64/db_memrw.c:85 db_get_value(e9779,1,0) at db_get_value+0x59 db_disasm(e9779,0) at db_disasm+0x94 db_trap(6,10) at db_trap+0x181 sys/ddb/db_trap.c:71 db_ktrap(6,10,ffff800037274230) at db_ktrap+0x303 sys/arch/amd64/amd64/db_interface.c:151 kerntrap(ffff800037274230) at kerntrap+0x1dc sys/arch/amd64/amd64/trap.c:323 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b acpi_pdirpa() at acpi_pdirpa+0xd55ea rt_clone(ffff800037274508,ffff800037274608,0) at rt_clone+0x98 sys/net/route.c:383 route_mpath(ffff8000372745f0,fffffd806ccd44f0,fffffd806ccd44ec,0) at route_mpath+0x170 rt_match sys/net/route.c:360 [inline] route_mpath(ffff8000372745f0,fffffd806ccd44f0,fffffd806ccd44ec,0) at route_mpath+0x170 rtalloc_mpath sys/net/route.c:476 [inline] route_mpath(ffff8000372745f0,fffffd806ccd44f0,fffffd806ccd44ec,0) at route_mpath+0x170 sys/net/route.c:255 in_ouraddr(fffffd806ccd4400,ffff80000128e000,ffff8000372745f0,0) at in_ouraddr+0xc2 ip_input_if(ffff8000372746e8,ffff8000372746f4,ffff80003519f000,0,ffff80000128e000) at ip_input_if+0x422 sys/netinet/ip_input.c:508 ipv4_input(ffff80000128e000,fffffd806ccd4400) at ipv4_input+0x50 sys/netinet/ip_input.c:337 ether_input(ffff80000128e000,fffffd806ccd4400) at ether_input+0x6e4 tun_dev_write(5d07,ffff800037274a68,ffff80003519f000,2) at tun_dev_write+0x301 sys/net/if_tun.c:914 spec_write(ffff8000372748c0) at spec_write+0x120 sys/kern/spec_vnops.c:302 VOP_WRITE(fffffd806d084cd8,ffff800037274a68,11,fffffd807f7d3478) at VOP_WRITE+0x102 sys/kern/vfs_vops.c:245 vn_write(fffffd806be5cbf8,ffff800037274a68,0) at vn_write+0x1d1 sys/kern/vfs_vnops.c:408 dofilewritev(ffff8000fffef478,c8,ffff800037274a68,0,ffff800037274b20) at dofilewritev+0x23c sys/kern/sys_generic.c:380 sys_write(ffff8000fffef478,ffff800037274bd0,ffff800037274b20) at sys_write+0xa2 sys/kern/sys_generic.c:300 syscall(ffff800037274bd0) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff800037274bd0) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x96bf2504af0, count: -22