login: uvm_fault(0xffffffff82876c30, 0x10, 0, 1) -> e kernel: page fault trap, code=0 Stopped at nd6_dad_duplicated+0x28: movq 0x10(%r14),%r13 TID PID UID PRFLAGS PFLAGS CPU COMMAND *386761 14012 0 0x14000 0x200 0K softnet nd6_dad_duplicated(0) at nd6_dad_duplicated+0x28 sys/netinet6/nd6_nbr.c:1265 nd6_ns_input(fffffd8063293e00,28,18) at nd6_ns_input+0xdd4 nd6_dad_ns_input sys/netinet6/nd6_nbr.c:1342 [inline] nd6_ns_input(fffffd8063293e00,28,18) at nd6_ns_input+0xdd4 sys/netinet6/nd6_nbr.c:301 icmp6_input(ffff800021167aa8,ffff800021167ab4,3a,18) at icmp6_input+0xabe sys/netinet6/icmp6.c:686 ip_deliver(ffff800021167aa8,ffff800021167ab4,3a,18) at ip_deliver+0x322 sys/netinet/ip_input.c:658 ip6_input_if(ffff800021167aa8,ffff800021167ab4,29,0,ffff8000006ae000) at ip6_input_if+0x978 ipv6_input(ffff8000006ae000,fffffd8062857d00) at ipv6_input+0x48 sys/netinet6/ip6_input.c:171 if_input_local(ffff8000006ae000,fffffd8062857d00,18) at if_input_local+0x136 sys/net/if.c:778 loinput(ffff8000006ae000,fffffd8062857d00) at loinput+0x4d sys/net/if_loop.c:238 if_input_process(ffff8000006ae000,ffff800021167be8) at if_input_process+0xd2 sys/net/if.c:843 ifiq_process(ffff8000006ae450) at ifiq_process+0x80 sys/net/ifq.c:773 taskq_thread(ffff80000002c000) at taskq_thread+0xe6 sys/kern/kern_task.c:449 end trace frame: 0x0, count: 4 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{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic *cpu0: uvm_fault(0xffffffff82876c30, 0x10, 0, 1) -> e ddb{0}> trace nd6_dad_duplicated(0) at nd6_dad_duplicated+0x28 sys/netinet6/nd6_nbr.c:1265 nd6_ns_input(fffffd8063293e00,28,18) at nd6_ns_input+0xdd4 nd6_dad_ns_input sys/netinet6/nd6_nbr.c:1342 [inline] nd6_ns_input(fffffd8063293e00,28,18) at nd6_ns_input+0xdd4 sys/netinet6/nd6_nbr.c:301 icmp6_input(ffff800021167aa8,ffff800021167ab4,3a,18) at icmp6_input+0xabe sys/netinet6/icmp6.c:686 ip_deliver(ffff800021167aa8,ffff800021167ab4,3a,18) at ip_deliver+0x322 sys/netinet/ip_input.c:658 ip6_input_if(ffff800021167aa8,ffff800021167ab4,29,0,ffff8000006ae000) at ip6_input_if+0x978 ipv6_input(ffff8000006ae000,fffffd8062857d00) at ipv6_input+0x48 sys/netinet6/ip6_input.c:171 if_input_local(ffff8000006ae000,fffffd8062857d00,18) at if_input_local+0x136 sys/net/if.c:778 loinput(ffff8000006ae000,fffffd8062857d00) at loinput+0x4d sys/net/if_loop.c:238 if_input_process(ffff8000006ae000,ffff800021167be8) at if_input_process+0xd2 sys/net/if.c:843 ifiq_process(ffff8000006ae450) at ifiq_process+0x80 sys/net/ifq.c:773 taskq_thread(ffff80000002c000) at taskq_thread+0xe6 sys/kern/kern_task.c:449 end trace frame: 0x0, count: -11 ddb{0}> show registers rdi 0 rsi 0 rbp 0xffff800021167640 rbx 0 rdx 0 rcx 0x7 rax 0xffff800021148000 r8 0xffffffff8124cbfc nd6_ns_input+0x3bc r9 0x1 r10 0xd25d569c3cdf5c5f r11 0xed97738d98282000 r12 0 r13 0x2 r14 0 r15 0xffff800000ca6400 rip 0xffffffff8124f428 nd6_dad_duplicated+0x28 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff8000211675c0 ss 0x10 nd6_dad_duplicated+0x28: movq 0x10(%r14),%r13 ddb{0}> show proc PROC (softnet) pid=386761 stat=onproc flags process=14000 proc=200 pri=32, usrpri=51, nice=20 forw=0xffffffffffffffff, list=0xffff8000211482a0,0xffff8000211487f0 process=0xffff8000ffffc850 user=0xffff800021162000, vmspace=0xffffffff82876c30 estcpu=1, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 47745 397194 95431 0 2 0 syz-executor.1 47745 301908 95431 0 2 0x4000000 syz-executor.1 29164 211582 67454 0 2 0 syz-executor.0 29164 479618 67454 0 3 0x4000080 ttyout syz-executor.0 15663 367499 1 0 3 0x100083 ttyin getty 67454 93616 46408 0 3 0x82 nanoslp syz-executor.0 39961 250355 0 0 3 0x14280 nfsidl nfsio 10487 257558 0 0 3 0x14280 nfsidl nfsio 38667 332386 0 0 3 0x14280 nfsidl nfsio 15894 479367 0 0 3 0x14280 nfsidl nfsio 55180 192720 0 0 3 0x14280 nfsidl nfsio 94301 405383 0 0 3 0x14280 nfsidl nfsio 64249 89452 0 0 3 0x14280 nfsidl nfsio 35146 109759 0 0 3 0x14280 nfsidl nfsio 18557 63961 0 0 3 0x14280 nfsidl nfsio 96717 330358 0 0 3 0x14280 nfsidl nfsio 16242 366073 0 0 3 0x14280 nfsidl nfsio 19043 429551 0 0 3 0x14280 nfsidl nfsio 98147 8935 0 0 3 0x14280 nfsidl nfsio 65525 103054 0 0 3 0x14280 nfsidl nfsio 44158 372544 0 0 3 0x14280 nfsidl nfsio 71171 11558 0 0 3 0x14280 nfsidl nfsio 474 346356 0 0 3 0x14280 nfsidl nfsio 98728 189829 0 0 3 0x14280 nfsidl nfsio 63489 18561 0 0 3 0x14280 nfsidl nfsio 28248 135300 0 0 3 0x14280 nfsidl nfsio 95431 354061 46408 0 2 0x482 syz-executor.1 27090 41029 0 0 3 0x14200 bored sosplice 46408 489465 64609 0 3 0x82 thrsleep syz-fuzzer 46408 459358 64609 0 3 0x4000082 thrsleep syz-fuzzer 46408 207664 64609 0 3 0x4000082 thrsleep syz-fuzzer 46408 11162 64609 0 3 0x4000082 thrsleep syz-fuzzer 46408 432285 64609 0 3 0x4000082 thrsleep syz-fuzzer 46408 146479 64609 0 3 0x4000082 thrsleep syz-fuzzer 46408 64089 64609 0 3 0x4000082 thrsleep syz-fuzzer 46408 304215 64609 0 3 0x4000082 kqread syz-fuzzer 64609 420024 7929 0 3 0x10008a sigsusp ksh 7929 507900 9022 0 3 0x9a kqread sshd 9022 863 1 0 3 0x88 kqread sshd 59454 213112 7614 74 3 0x100092 bpf pflogd 7614 134972 1 0 3 0x80 netio pflogd 34766 20006 50340 73 3 0x100090 kqread syslogd 50340 113194 1 0 3 0x100082 netio syslogd 61555 397865 1 0 3 0x100080 kqread resolvd 3482 508000 96506 77 3 0x100092 kqread dhcpleased 69502 462905 96506 77 3 0x100092 kqread dhcpleased 96506 403414 1 0 3 0x80 kqread dhcpleased 45524 484445 0 0 3 0x14200 bored smr 2759 293019 0 0 2 0x14200 zerothread 27373 307934 0 0 3 0x14200 aiodoned aiodoned 85378 478826 0 0 3 0x14200 syncer update 65553 476435 0 0 3 0x14200 cleaner cleaner 48319 216397 0 0 3 0x14200 reaper reaper 61445 515810 0 0 3 0x14200 pgdaemon pagedaemon 85371 84386 0 0 3 0x14200 bored viomb 6494 845 0 0 3 0x40014200 acpi0 acpi0 92915 476636 0 0 7 0x40014200 idle1 *14012 386761 0 0 7 0x14200 softnet 8971 119976 0 0 2 0x14200 systqmp 332 429896 0 0 3 0x14200 bored systq 95347 324440 0 0 3 0x40014200 bored softclock 38343 234689 0 0 3 0x40014200 idle0 1 234069 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 14012 (softnet) thread 0xffff800021148000 (386761) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff828b6be0) #0 witness_lock+0x4b0 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4b0 sys/kern/subr_witness.c:1182 #1 kpageflttrap+0x229 sys/arch/amd64/amd64/trap.c:274 #2 kerntrap+0xef sys/arch/amd64/amd64/trap.c:318 #3 alltraps_kern_meltdown+0x7b #4 nd6_dad_duplicated+0x28 sys/netinet6/nd6_nbr.c:1265 #5 nd6_ns_input+0xdd4 nd6_dad_ns_input sys/netinet6/nd6_nbr.c:1342 [inline] #5 nd6_ns_input+0xdd4 sys/netinet6/nd6_nbr.c:301 #6 icmp6_input+0xabe sys/netinet6/icmp6.c:686 #7 ip_deliver+0x322 sys/netinet/ip_input.c:658 #8 ip6_input_if+0x978 #9 ipv6_input+0x48 sys/netinet6/ip6_input.c:171 #10 if_input_local+0x136 sys/net/if.c:778 #11 loinput+0x4d sys/net/if_loop.c:238 #12 if_input_process+0xd2 sys/net/if.c:843 #13 ifiq_process+0x80 sys/net/ifq.c:773 #14 taskq_thread+0xe6 sys/kern/kern_task.c:449 #15 proc_trampoline+0x1c exclusive rwlock netlock r = 0 (0xffffffff82822e90) #0 witness_lock+0x4b0 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4b0 sys/kern/subr_witness.c:1182 #1 if_input_process+0xa1 sys/net/if.c:843 #2 ifiq_process+0x80 sys/net/ifq.c:773 #3 taskq_thread+0xe6 sys/kern/kern_task.c:449 #4 proc_trampoline+0x1c shared rwlock softnet r = 0 (0xffff80000002c070) #0 witness_lock+0x4b0 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4b0 sys/kern/subr_witness.c:1182 #1 taskq_thread+0xcb sys/kern/kern_task.c:445 #2 proc_trampoline+0x1c ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10172 6470K 7046K 78643K 83945 0 pcb 14 20K 25K 78643K 8618 0 rtable 97 15K 18K 78643K 9916 0 ifaddr 62 26K 34K 78643K 3975 0 sysctl 3 1K 2K 78643K 17 0 counters 44 34K 34K 78643K 1444 0 ioctlops 0 0K 8K 78643K 64749 0 iov 0 0K 24K 78643K 5923 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 4 0 vnodes 1455 91K 92K 78643K 28927 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 491 0 VM map 2 1K 1K 78643K 2 0 sem 10 0K 1K 78643K 14 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12598 0 file desc 6 17K 25K 78643K 50092 0 sigio 0 0K 0K 78643K 635 0 proc 71 87K 112K 78643K 5890 0 subproc 26 1K 2K 78643K 1598 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 4063 0 in_multi 21 1K 2K 78643K 4910 0 ether_multi 1 0K 0K 78643K 920 0 mrt 2 0K 0K 78643K 230 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 265 1182K 1182K 78643K 265 0 exec 0 0K 2K 78643K 9250 0 pfkey data 0 0K 1K 78643K 63 0 tdb 3 0K 0K 78643K 3 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 584 1272K 1288K 78643K 619120 0 UVM aobj 131 8K 8K 78643K 137 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 4186 0 NDP 7 0K 0K 78643K 1219 0 temp 95 4216K 4328K 78643K 651604 0 kqueue 13 18K 27K 78643K 2379 0 SYN cache 2 16K 16K 78643K 2 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 22 0 0 1 0 1 1 0 8 0 rtpcb 120 3911 0 3908 62 61 1 5 0 8 0 rtentry 112 2982 0 2958 3 1 2 2 0 8 0 unpcb 128 26187 0 26172 281 280 1 9 0 8 0 syncache 296 33 0 33 11 11 0 1 0 8 0 tcpqe 32 8 0 8 3 3 0 1 0 8 0 tcpcb 736 22610 0 22606 775 774 1 16 0 8 0 arp 120 299 0 295 1 0 1 1 0 8 0 inpcb 304 60675 0 60665 817 816 1 16 0 8 0 rttmr 72 100 0 100 21 21 0 1 0 8 0 nd6 48 691 0 690 2 1 1 1 0 8 0 pkpcb 40 302 0 302 40 40 0 1 0 8 0 kcovpl 48 121 0 119 1 0 1 1 0 8 0 ppxss 1248 142 0 142 39 39 0 1 0 8 0 pfstscr 40 3 0 3 1 1 0 1 0 8 0 pffrag 232 509 0 509 38 38 0 1 0 482 0 pffrnode 88 509 0 509 38 38 0 1 0 8 0 pffrent 40 6144 0 6144 42 42 0 1 0 8 0 pfosfp 40 1431 0 1007 5 0 5 5 0 8 0 pfosfpen 112 1431 0 714 21 0 21 21 0 8 0 pfrktable 1344 333 0 325 6 5 1 2 0 8 0 pftag 88 5 0 2 2 1 1 1 0 8 0 pfqueue 264 7 0 1 1 0 1 1 0 8 0 pfstitem 24 79 0 77 1 0 1 1 0 8 0 pfstkey 112 89 0 87 2 1 1 2 0 8 0 pfstate 320 83 0 81 4 3 1 4 0 8 0 pfrule 1360 6478 0 6432 5 1 4 4 0 8 0 art_heap8 4096 2 0 1 2 1 1 2 0 8 0 art_heap4 256 15414 0 15288 103 92 11 16 0 8 2 art_table 32 15416 0 15289 5 3 2 2 0 8 0 art_node 16 2975 0 2952 1 0 1 1 0 8 0 sysvmsgpl 40 60 0 47 1 0 1 1 0 8 0 semupl 112 5 0 5 2 2 0 1 0 8 0 semapl 112 8 0 0 1 0 1 1 0 8 0 shmpl 112 134 0 6 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 67045 0 65528 100 4 96 96 0 8 0 ffsino 272 67045 0 65528 104 2 102 102 0 8 0 nchpl 144 131941 0 130336 61 0 61 61 0 8 0 uvmvnodes 72 6174 0 0 113 0 113 113 0 8 0 vnodes 224 6174 0 0 364 0 364 364 0 8 0 namei 1024 521476 0 521476 24 23 1 1 0 8 1 percpumem 16 734 0 700 1 0 1 1 0 8 0 vcpupl 2048 353 0 0 45 0 45 45 0 8 0 vmpool 560 512 0 159 27 1 26 26 0 8 0 pfiaddrpl 120 85 0 78 5 4 1 1 0 8 0 scsiplug 72 27 0 27 9 9 0 1 0 8 0 scxspl 216 410488 0 410488 60 59 1 8 0 8 1 plimitpl 152 5225 0 5216 1 0 1 1 0 8 0 sigapl 424 50067 0 50013 9 2 7 7 0 8 0 futexpl 64 485871 0 485871 24 23 1 1 0 8 1 knotepl 112 286 0 0 4 0 4 4 0 8 0 kqueuepl 216 14792 0 14774 285 283 2 11 0 8 0 pipepl 336 9490 0 9480 333 332 1 9 0 8 0 fdescpl 496 49989 0 49970 3 0 3 3 0 8 0 filepl 152 389758 0 389647 686 680 6 19 0 8 1 lockfpl 104 16562 0 16560 38 37 1 4 0 8 0 lockfspl 48 4306 0 4304 1 0 1 1 0 8 0 sessionpl 144 142 0 131 1 0 1 1 0 8 0 pgrppl 48 332 0 321 1 0 1 1 0 8 0 ucredpl 96 42100 0 42085 1 0 1 1 0 8 0 zombiepl 144 50013 0 50013 13 12 1 1 0 8 1 processpl 1064 50067 0 50013 4 0 4 4 0 8 0 procpl 672 131842 0 131779 110 104 6 8 0 8 0 srpgc 96 70 0 70 31 31 0 1 0 8 0 sosppl 168 421 0 421 93 93 0 1 0 8 0 sockpl 480 91214 0 91186 1823 1819 4 34 0 8 0 mcl64k 65536 22 0 0 3 0 3 3 0 8 0 mcl16k 16384 17 0 0 3 0 3 3 0 8 0 mcl12k 12288 43 0 0 2 0 2 2 0 8 0 mcl9k 9216 25 0 0 2 0 2 2 0 8 0 mcl8k 8192 34 0 0 4 2 2 3 0 8 0 mcl4k 4096 26 0 0 4 1 3 3 0 8 0 mcl2k2 2112 17 0 0 2 0 2 2 0 8 0 mcl2k 2048 509 0 0 30 1 29 29 0 8 0 mtagpl 96 2339 0 0 13 6 7 8 0 8 0 mbufpl 256 10937 0 0 557 0 557 557 0 8 0 bufpl 280 92862 0 86571 453 1 452 453 0 8 0 anonpl 24 14313536 0 14292536 862 710 152 157 0 186 17 amapchunkpl 152 1583816 0 1583010 449 417 32 46 0 158 0 amappl16 200 147353 0 146579 676 622 54 54 0 8 13 amappl15 192 8529 0 8522 1 0 1 1 0 8 0 amappl14 184 5614 0 5611 2 1 1 1 0 8 0 amappl13 176 4475 0 4472 1 0 1 1 0 8 0 amappl12 168 6017 0 6012 1 0 1 1 0 8 0 amappl11 160 6566 0 6548 1 0 1 1 0 8 0 amappl10 152 7694 0 7690 1 0 1 1 0 8 0 amappl9 144 8325 0 8323 1 0 1 1 0 8 0 amappl8 136 9925 0 9767 6 0 6 6 0 8 0 amappl7 128 7634 0 7625 1 0 1 1 0 8 0 amappl6 120 8591 0 8574 1 0 1 1 0 8 0 amappl5 112 47396 0 47367 1 0 1 1 0 8 0 amappl4 104 17381 0 17341 3 1 2 2 0 8 0 amappl3 96 11092 0 11065 1 0 1 1 0 8 0 amappl2 88 58667 0 58614 4 2 2 2 0 8 0 amappl1 80 829284 0 828824 17 6 11 13 0 8 0 amappl 88 615686 0 615398 8 1 7 7 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 64 136 0 6 3 0 3 3 0 8 0 uaddrrnd 24 50501 0 50129 3 0 3 3 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 50501 0 50129 3 0 3 3 0 8 0 vmmpekpl 168 270317 0 270268 3 0 3 3 0 8 0 vmmpepl 168 4513907 0 4510955 1932 1792 140 167 0 357 5 vmsppl 368 50500 0 50129 36 2 34 34 0 8 0 rwobjpl 56 1061083 0 1059287 205 176 29 29 0 8 3 pdppl 4096 101010 0 100611 474 75 399 401 0 8 0 pvpl 32 23893714 0 23871373 1307 1091 216 252 0 265 27 pmappl 224 50500 0 50129 22 0 22 22 0 8 0 extentpl 40 58 0 40 1 0 1 1 0 8 0 phpool 112 2608 0 1312 38 0 38 38 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace nd6_dad_duplicated(0) at nd6_dad_duplicated+0x28 sys/netinet6/nd6_nbr.c:1265 nd6_ns_input(fffffd8063293e00,28,18) at nd6_ns_input+0xdd4 nd6_dad_ns_input sys/netinet6/nd6_nbr.c:1342 [inline] nd6_ns_input(fffffd8063293e00,28,18) at nd6_ns_input+0xdd4 sys/netinet6/nd6_nbr.c:301 icmp6_input(ffff800021167aa8,ffff800021167ab4,3a,18) at icmp6_input+0xabe sys/netinet6/icmp6.c:686 ip_deliver(ffff800021167aa8,ffff800021167ab4,3a,18) at ip_deliver+0x322 sys/netinet/ip_input.c:658 ip6_input_if(ffff800021167aa8,ffff800021167ab4,29,0,ffff8000006ae000) at ip6_input_if+0x978 ipv6_input(ffff8000006ae000,fffffd8062857d00) at ipv6_input+0x48 sys/netinet6/ip6_input.c:171 if_input_local(ffff8000006ae000,fffffd8062857d00,18) at if_input_local+0x136 sys/net/if.c:778 loinput(ffff8000006ae000,fffffd8062857d00) at loinput+0x4d sys/net/if_loop.c:238 if_input_process(ffff8000006ae000,ffff800021167be8) at if_input_process+0xd2 sys/net/if.c:843 ifiq_process(ffff8000006ae450) at ifiq_process+0x80 sys/net/ifq.c:773 taskq_thread(ffff80000002c000) at taskq_thread+0xe6 sys/kern/kern_task.c:449 end trace frame: 0x0, count: -11 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp x86_ipi_db(ffff800020d38ff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23 acpicpu_idle() at acpicpu_idle+0x2eb sys/dev/acpi/acpicpu.c:1206 sched_idle(ffff800020d38ff0) at sched_idle+0x417 sys/kern/kern_sched.c:178 end trace frame: 0x0, count: 10 ddb{1}> trace x86_ipi_db(ffff800020d38ff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23 acpicpu_idle() at acpicpu_idle+0x2eb sys/dev/acpi/acpicpu.c:1206 sched_idle(ffff800020d38ff0) at sched_idle+0x417 sys/kern/kern_sched.c:178 end trace frame: 0x0, count: -5