uvm_fault(0xffffffff82838608, 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 *341385 33986 0 0x14000 0x200 0K softnet nd6_dad_duplicated(0) at nd6_dad_duplicated+0x28 sys/netinet6/nd6_nbr.c:1265 nd6_ns_input(fffffd80790dcb00,28,18) at nd6_ns_input+0xdd4 nd6_dad_ns_input sys/netinet6/nd6_nbr.c:1342 [inline] nd6_ns_input(fffffd80790dcb00,28,18) at nd6_ns_input+0xdd4 sys/netinet6/nd6_nbr.c:301 icmp6_input(ffff800021167ca8,ffff800021167cb4,3a,18) at icmp6_input+0xabe sys/netinet6/icmp6.c:686 ip_deliver(ffff800021167ca8,ffff800021167cb4,3a,18) at ip_deliver+0x322 sys/netinet/ip_input.c:658 ip6_input_if(ffff800021167ca8,ffff800021167cb4,29,0,ffff8000006ae000) at ip6_input_if+0x978 ipv6_input(ffff8000006ae000,fffffd807b3a9f00) at ipv6_input+0x48 sys/netinet6/ip6_input.c:171 if_input_local(ffff8000006ae000,fffffd807b3a9f00,18) at if_input_local+0x136 sys/net/if.c:778 loinput(ffff8000006ae000,fffffd807b3a9f00) at loinput+0x4d sys/net/if_loop.c:238 if_input_process(ffff8000006ae000,ffff800021167de8) 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(0xffffffff82838608, 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(fffffd80790dcb00,28,18) at nd6_ns_input+0xdd4 nd6_dad_ns_input sys/netinet6/nd6_nbr.c:1342 [inline] nd6_ns_input(fffffd80790dcb00,28,18) at nd6_ns_input+0xdd4 sys/netinet6/nd6_nbr.c:301 icmp6_input(ffff800021167ca8,ffff800021167cb4,3a,18) at icmp6_input+0xabe sys/netinet6/icmp6.c:686 ip_deliver(ffff800021167ca8,ffff800021167cb4,3a,18) at ip_deliver+0x322 sys/netinet/ip_input.c:658 ip6_input_if(ffff800021167ca8,ffff800021167cb4,29,0,ffff8000006ae000) at ip6_input_if+0x978 ipv6_input(ffff8000006ae000,fffffd807b3a9f00) at ipv6_input+0x48 sys/netinet6/ip6_input.c:171 if_input_local(ffff8000006ae000,fffffd807b3a9f00,18) at if_input_local+0x136 sys/net/if.c:778 loinput(ffff8000006ae000,fffffd807b3a9f00) at loinput+0x4d sys/net/if_loop.c:238 if_input_process(ffff8000006ae000,ffff800021167de8) 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 0xffff800021167840 rbx 0 rdx 0 rcx 0x7 rax 0xffff800021148000 r8 0xffffffff81aa0c0c nd6_ns_input+0x3bc r9 0x1 r10 0xa0f45c1119eab3fa r11 0xc5b0860db2efb4ef r12 0 r13 0x2 r14 0 r15 0xffff800000c3d100 rip 0xffffffff81aa3438 nd6_dad_duplicated+0x28 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff8000211677c0 ss 0x10 nd6_dad_duplicated+0x28: movq 0x10(%r14),%r13 ddb{0}> show proc PROC (softnet) pid=341385 stat=onproc flags process=14000 proc=200 pri=32, usrpri=50, nice=20 forw=0xffffffffffffffff, list=0xffff8000211482a0,0xffff800021148550 process=0xffff8000ffffcc78 user=0xffff800021162000, vmspace=0xffffffff82838608 estcpu=0, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 12279 127282 28457 0 2 0 syz-executor.0 12279 264202 28457 0 2 0x4000000 syz-executor.0 28457 337724 66734 0 2 0x482 syz-executor.0 86910 351089 66734 0 2 0x482 syz-executor.1 5558 80763 0 0 3 0x14200 acct acct 41936 134021 1 0 3 0x100083 ttyin getty 11379 141483 0 0 3 0x14280 nfsidl nfsio 49803 371964 0 0 3 0x14280 nfsidl nfsio 90801 382513 0 0 3 0x14280 nfsidl nfsio 23824 270208 0 0 3 0x14280 nfsidl nfsio 48528 198424 0 0 3 0x14280 nfsidl nfsio 74922 386968 0 0 3 0x14280 nfsidl nfsio 64184 143930 0 0 3 0x14280 nfsidl nfsio 47157 491709 0 0 3 0x14280 nfsidl nfsio 55981 29083 0 0 3 0x14280 nfsidl nfsio 40059 481154 0 0 3 0x14280 nfsidl nfsio 66117 1300 0 0 3 0x14280 nfsidl nfsio 57701 510066 0 0 3 0x14280 nfsidl nfsio 47622 339867 0 0 3 0x14280 nfsidl nfsio 19911 142632 0 0 3 0x14280 nfsidl nfsio 72384 258311 0 0 3 0x14280 nfsidl nfsio 33620 14760 0 0 3 0x14280 nfsidl nfsio 59526 190569 0 0 3 0x14280 nfsidl nfsio 20554 523912 0 0 3 0x14280 nfsidl nfsio 3769 225593 0 0 3 0x14280 nfsidl nfsio 24142 159045 0 0 3 0x14280 nfsidl nfsio 39435 308020 0 0 3 0x14200 bored sosplice 66734 225045 17161 0 3 0x82 thrsleep syz-fuzzer 66734 342522 17161 0 3 0x4000082 thrsleep syz-fuzzer 66734 513160 17161 0 3 0x4000082 thrsleep syz-fuzzer 66734 221857 17161 0 3 0x4000082 thrsleep syz-fuzzer 66734 171760 17161 0 3 0x4000082 thrsleep syz-fuzzer 66734 492844 17161 0 3 0x4000082 thrsleep syz-fuzzer 66734 154464 17161 0 3 0x4000082 thrsleep syz-fuzzer 66734 275607 17161 0 3 0x4000082 kqread syz-fuzzer 17161 55719 18155 0 3 0x10008a sigsusp ksh 18155 19693 2255 0 3 0x9a kqread sshd 2255 186312 1 0 3 0x88 kqread sshd 54084 314256 79519 74 3 0x100092 bpf pflogd 79519 264185 1 0 3 0x80 netio pflogd 31861 480184 71806 73 3 0x100090 kqread syslogd 71806 369177 1 0 3 0x100082 netio syslogd 17624 473489 1 0 3 0x100080 kqread resolvd 83569 184565 32323 77 3 0x100092 kqread dhcpleased 44127 642 32323 77 3 0x100092 kqread dhcpleased 32323 421701 1 0 3 0x80 kqread dhcpleased 79846 209501 0 0 3 0x14200 bored smr 47303 234752 0 0 2 0x14200 zerothread 47524 313818 0 0 3 0x14200 aiodoned aiodoned 8670 522049 0 0 3 0x14200 syncer update 62636 22915 0 0 3 0x14200 cleaner cleaner 36183 431221 0 0 3 0x14200 reaper reaper 89928 364074 0 0 3 0x14200 pgdaemon pagedaemon 23141 195478 0 0 3 0x14200 bored viomb 59277 20625 0 0 3 0x40014200 acpi0 acpi0 53516 277453 0 0 7 0x40014200 idle1 *33986 341385 0 0 7 0x14200 softnet 59802 399013 0 0 2 0x14200 systqmp 16564 296549 0 0 3 0x14200 bored systq 39603 25950 0 0 3 0x40014200 bored softclock 91142 172028 0 0 3 0x40014200 idle0 1 66342 0 0 3 0x80082 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 33986 (softnet) thread 0xffff800021148000 (341385) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff829eed80) #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 (0xffffffff827a03f0) #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 10146 6449K 7143K 78643K 20719 0 pcb 14 8K 8K 78643K 2839 0 rtable 90 13K 14K 78643K 3212 0 ifaddr 54 15K 17K 78643K 1280 0 sysctl 2 0K 1K 78643K 10 0 counters 46 34K 35K 78643K 490 0 ioctlops 0 0K 4K 78643K 3866 0 iov 0 0K 16K 78643K 806 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 5 0 vnodes 1204 76K 77K 78643K 5373 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 82 0 VM map 2 1K 1K 78643K 2 0 sem 12 1K 1K 78643K 270 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12598 0 file desc 5 13K 25K 78643K 14329 0 sigio 0 0K 0K 78643K 101 0 proc 74 87K 111K 78643K 2907 0 subproc 26 1K 1K 78643K 788 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 1075 0 in_multi 24 1K 2K 78643K 1628 0 ether_multi 1 0K 0K 78643K 220 0 mrt 2 0K 0K 78643K 56 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 97 440K 440K 78643K 97 0 exec 0 0K 2K 78643K 2686 0 pfkey data 0 0K 1K 78643K 10 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 457 932K 932K 78643K 169018 0 UVM aobj 48 7K 7K 78643K 54 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 1K 78643K 2487 0 NDP 9 0K 0K 78643K 417 0 temp 92 4200K 4836K 78643K 355094 0 kqueue 12 18K 32K 78643K 765 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 120 710 0 707 1 0 1 1 0 8 0 rtentry 112 1122 0 1096 2 0 2 2 0 8 0 unpcb 128 4867 0 4852 7 6 1 2 0 8 0 syncache 296 40 0 40 16 16 0 1 0 8 0 tcpcb 736 10921 0 10917 73 70 3 13 0 8 2 arp 120 158 0 154 1 0 1 1 0 8 0 inpcb 304 19430 0 19419 44 42 2 3 0 8 1 rttmr 72 12 0 12 11 11 0 1 0 8 0 nd6 48 282 0 279 3 2 1 1 0 8 0 pkpcb 40 93 0 93 28 28 0 1 0 8 0 kcovpl 48 60 0 58 2 1 1 1 0 8 0 ppxss 1248 50 0 50 29 29 0 1 0 8 0 pffrag 232 163 0 162 24 23 1 1 0 482 0 pffrnode 88 163 0 162 24 23 1 1 0 8 0 pffrent 40 2482 0 2481 23 22 1 1 0 8 0 pfosfp 40 1430 0 1006 5 0 5 5 0 8 0 pfosfpen 112 1430 0 715 21 0 21 21 0 8 0 pfrktable 1344 30 0 26 1 0 1 1 0 8 0 pftag 88 3 0 3 2 2 0 1 0 8 0 pfstitem 24 59 0 57 1 0 1 1 0 8 0 pfstkey 112 59 0 57 1 0 1 1 0 8 0 pfstate 320 59 0 57 2 1 1 2 0 8 0 pfrule 1360 62 0 52 2 1 1 2 0 8 0 art_heap8 4096 13 0 11 10 7 3 3 0 8 1 art_heap4 256 5746 0 5598 65 51 14 16 0 8 2 art_table 32 5759 0 5609 2 0 2 2 0 8 0 art_node 16 1116 0 1092 1 0 1 1 0 8 0 sysvmsgpl 40 22 0 17 1 0 1 1 0 8 0 semupl 112 2 0 2 2 2 0 1 0 8 0 semapl 112 262 0 252 1 0 1 1 0 8 0 shmpl 112 51 0 6 3 1 2 2 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 21550 0 20101 91 0 91 91 0 8 0 ffsino 272 21550 0 20101 97 0 97 97 0 8 0 nchpl 144 42147 0 41682 61 42 19 61 0 8 0 uvmvnodes 72 5928 0 0 108 0 108 108 0 8 0 vnodes 224 5928 0 0 349 0 349 349 0 8 0 namei 1024 131548 0 131548 24 23 1 1 0 8 1 percpumem 16 257 0 222 1 0 1 1 0 8 0 vcpupl 2048 93 0 1 12 0 12 12 0 8 0 vmpool 560 122 0 30 9 2 7 7 0 8 0 pfiaddrpl 120 5 0 2 1 0 1 1 0 8 0 scsiplug 72 10 0 10 8 8 0 1 0 8 0 scxspl 216 147021 0 147021 23 22 1 8 0 8 1 plimitpl 152 928 0 919 1 0 1 1 0 8 0 sigapl 424 14453 0 14399 10 3 7 7 0 8 0 futexpl 64 241043 0 241043 23 22 1 1 0 8 1 knotepl 112 230 0 0 4 1 3 3 0 8 0 kqueuepl 216 3825 0 3809 31 29 2 2 0 8 1 pipepl 336 1846 0 1836 20 18 2 2 0 8 1 fdescpl 496 14393 0 14375 3 0 3 3 0 8 0 filepl 152 86310 0 86200 24 19 5 6 0 8 0 lockfpl 104 3135 0 3133 1 0 1 1 0 8 0 lockfspl 48 1151 0 1149 1 0 1 1 0 8 0 sessionpl 144 79 0 68 1 0 1 1 0 8 0 pgrppl 48 171 0 160 1 0 1 1 0 8 0 ucredpl 96 9483 0 9469 1 0 1 1 0 8 0 zombiepl 144 14399 0 14398 7 6 1 1 0 8 0 processpl 1064 14453 0 14398 4 0 4 4 0 8 0 procpl 672 30526 0 30463 8 2 6 6 0 8 0 srpgc 96 25 0 25 13 12 1 1 0 8 1 sosppl 168 183 0 183 47 46 1 1 0 8 1 sockpl 480 25149 0 25120 71 66 5 8 0 8 1 mcl64k 65536 10 0 0 2 0 2 2 0 8 0 mcl16k 16384 2 0 0 1 0 1 1 0 8 0 mcl12k 12288 11 0 0 2 0 2 2 0 8 0 mcl9k 9216 5 0 0 1 0 1 1 0 8 0 mcl8k 8192 14 0 0 2 0 2 2 0 8 0 mcl4k 4096 6 0 0 1 0 1 1 0 8 0 mcl2k2 2112 3 0 0 1 0 1 1 0 8 0 mcl2k 2048 430 0 0 36 2 34 34 0 8 0 mtagpl 96 38 0 0 1 0 1 1 0 8 0 mbufpl 256 2019 0 0 58 1 57 57 0 8 0 bufpl 280 34042 0 27713 453 0 453 453 0 8 0 anonpl 24 3924299 0 3903787 471 342 129 164 0 186 2 amapchunkpl 152 416060 0 415307 330 299 31 50 0 158 0 amappl16 200 35356 0 34560 316 273 43 53 0 8 0 amappl15 192 2992 0 2986 1 0 1 1 0 8 0 amappl14 184 905 0 905 11 11 0 1 0 8 0 amappl13 176 1617 0 1616 1 0 1 1 0 8 0 amappl12 168 3039 0 3036 1 0 1 1 0 8 0 amappl11 160 3189 0 3171 1 0 1 1 0 8 0 amappl10 152 595 0 591 1 0 1 1 0 8 0 amappl9 144 2066 0 2063 1 0 1 1 0 8 0 amappl8 136 2208 0 2124 3 0 3 3 0 8 0 amappl7 128 891 0 883 1 0 1 1 0 8 0 amappl6 120 2052 0 2037 1 0 1 1 0 8 0 amappl5 112 11033 0 11009 1 0 1 1 0 8 0 amappl4 104 6452 0 6417 5 4 1 2 0 8 0 amappl3 96 5245 0 5226 1 0 1 1 0 8 0 amappl2 88 17321 0 17251 2 0 2 2 0 8 0 amappl1 80 228847 0 228400 15 4 11 13 0 8 0 amappl 88 165397 0 165152 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 64 53 0 6 1 0 1 1 0 8 0 uaddrrnd 24 14515 0 14405 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 14515 0 14405 1 0 1 1 0 8 0 vmmpekpl 168 74670 0 74624 3 0 3 3 0 8 0 vmmpepl 168 1293227 0 1290784 888 767 121 142 0 357 9 vmsppl 368 14514 0 14405 15 4 11 11 0 8 1 rwobjpl 56 278715 0 277009 79 54 25 28 0 8 0 pdppl 4096 29038 0 28902 220 82 138 138 0 8 2 pvpl 32 7097712 0 7076673 717 532 185 269 0 265 0 pmappl 224 14514 0 14405 7 0 7 7 0 8 0 extentpl 40 58 0 40 1 0 1 1 0 8 0 phpool 112 735 0 261 14 0 14 14 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(fffffd80790dcb00,28,18) at nd6_ns_input+0xdd4 nd6_dad_ns_input sys/netinet6/nd6_nbr.c:1342 [inline] nd6_ns_input(fffffd80790dcb00,28,18) at nd6_ns_input+0xdd4 sys/netinet6/nd6_nbr.c:301 icmp6_input(ffff800021167ca8,ffff800021167cb4,3a,18) at icmp6_input+0xabe sys/netinet6/icmp6.c:686 ip_deliver(ffff800021167ca8,ffff800021167cb4,3a,18) at ip_deliver+0x322 sys/netinet/ip_input.c:658 ip6_input_if(ffff800021167ca8,ffff800021167cb4,29,0,ffff8000006ae000) at ip6_input_if+0x978 ipv6_input(ffff8000006ae000,fffffd807b3a9f00) at ipv6_input+0x48 sys/netinet6/ip6_input.c:171 if_input_local(ffff8000006ae000,fffffd807b3a9f00,18) at if_input_local+0x136 sys/net/if.c:778 loinput(ffff8000006ae000,fffffd807b3a9f00) at loinput+0x4d sys/net/if_loop.c:238 if_input_process(ffff8000006ae000,ffff800021167de8) 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