panic: bad dir Stopped at db_enter+0x18: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *197580 35093 0 0 0 0K dhcpleased db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:440 panic(ffffffff8248b22a) at panic+0x177 sys/kern/subr_prf.c:202 ufs_lookup() at ufs_lookup+0x174c ufs_dirbad sys/ufs/ufs/ufs_lookup.c:609 [inline] ufs_lookup() at ufs_lookup+0x174c sys/ufs/ufs/ufs_lookup.c:444 VOP_LOOKUP(fffffd806eedd818,ffff8000211dbe88,ffff8000211dbeb8) at VOP_LOOKUP+0x58 sys/kern/vfs_vops.c:85 vfs_lookup(ffff8000211dbe58) at vfs_lookup+0x6e5 sys/kern/vfs_lookup.c:561 namei(ffff8000211dbe58) at namei+0x36a sys/kern/vfs_lookup.c:245 vn_open(ffff8000211dbe58,1,0) at vn_open+0x105 sys/kern/vfs_vnops.c:146 doopenat(ffff800021193ce8,ffffff9c,7f7ffffbfed0,0,0,ffff8000211dc040) at doopenat+0x26a sys/kern/vfs_syscalls.c:1128 syscall(ffff8000211dc0b0) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff8000211dc0b0) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffbfec0, count: 5 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: bad dir ddb{0}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:440 panic(ffffffff8248b22a) at panic+0x177 sys/kern/subr_prf.c:202 ufs_lookup() at ufs_lookup+0x174c ufs_dirbad sys/ufs/ufs/ufs_lookup.c:609 [inline] ufs_lookup() at ufs_lookup+0x174c sys/ufs/ufs/ufs_lookup.c:444 VOP_LOOKUP(fffffd806eedd818,ffff8000211dbe88,ffff8000211dbeb8) at VOP_LOOKUP+0x58 sys/kern/vfs_vops.c:85 vfs_lookup(ffff8000211dbe58) at vfs_lookup+0x6e5 sys/kern/vfs_lookup.c:561 namei(ffff8000211dbe58) at namei+0x36a sys/kern/vfs_lookup.c:245 vn_open(ffff8000211dbe58,1,0) at vn_open+0x105 sys/kern/vfs_vnops.c:146 doopenat(ffff800021193ce8,ffffff9c,7f7ffffbfed0,0,0,ffff8000211dc040) at doopenat+0x26a sys/kern/vfs_syscalls.c:1128 syscall(ffff8000211dc0b0) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff8000211dc0b0) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffbfec0, count: -10 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff8000211db910 rbx 0xffffffff827d4bff cpu_info_full_primary+0x2bff rdx 0 rcx 0 rax 0xffff800021193ce8 r8 0x101010101010101 r9 0x8080808080808080 r10 0x3e59dfe560eef7a5 r11 0xc5129ad5424703ce r12 0xffffffff827d4a00 cpu_info_full_primary+0x2a00 r13 0 r14 0 r15 0x1 rip 0xffffffff819cff18 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff8000211db900 ss 0x10 db_enter+0x18: addq $0x8,%rsp ddb{0}> show proc PROC (dhcpleased) pid=197580 stat=onproc flags process=0 proc=0 pri=17, usrpri=50, nice=20 forw=0xffffffffffffffff, list=0xffff8000211922a8,0xffff8000ffff7d00 process=0xffff8000ffff8008 user=0xffff8000211d7000, vmspace=0xfffffd800858a8a0 estcpu=0, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 67094 330371 23620 0 2 0 syz-executor.3 67094 376185 23620 0 2 0x4000000 syz-executor.3 17317 330209 61598 0 2 0 syz-executor.2 17317 513270 61598 0 2 0x4000000 syz-executor.2 17317 281086 61598 0 3 0x4000080 fsleep syz-executor.2 7065 186088 52178 0 2 0 syz-executor.1 7065 352932 52178 0 2 0x4000000 syz-executor.1 23620 209928 65035 0 3 0x82 nanoslp syz-executor.3 67983 275602 0 0 3 0x14200 acct acct 75941 370778 65035 0 2 0x2 syz-executor.0 61598 398279 65035 0 3 0x82 nanoslp syz-executor.2 52178 287099 65035 0 3 0x82 nanoslp syz-executor.1 49465 384032 1 0 3 0x100083 ttyin getty 4821 76496 0 0 3 0x14200 bored sosplice 65035 407876 71310 0 3 0x82 thrsleep syz-fuzzer 65035 250006 71310 0 3 0x4000082 thrsleep syz-fuzzer 65035 308825 71310 0 3 0x4000082 kqread syz-fuzzer 65035 195978 71310 0 3 0x4000082 thrsleep syz-fuzzer 65035 473235 71310 0 3 0x4000082 thrsleep syz-fuzzer 65035 160634 71310 0 3 0x4000082 thrsleep syz-fuzzer 65035 453871 71310 0 3 0x4000082 thrsleep syz-fuzzer 65035 131873 71310 0 3 0x4000082 thrsleep syz-fuzzer 65035 370635 71310 0 3 0x4000082 thrsleep syz-fuzzer 71310 266320 8409 0 3 0x10008a sigsusp ksh 8409 281011 90909 0 3 0x9a poll sshd 90909 127835 1 0 3 0x88 poll sshd 38283 285764 52473 74 3 0x100092 bpf pflogd 52473 150854 1 0 3 0x80 netio pflogd 14733 94004 21841 73 2 0x100010 syslogd 21841 247153 1 0 3 0x100082 netio syslogd 31307 357055 1 0 3 0x100080 kqread resolvd 93336 343310 35093 77 3 0x100092 kqread dhcpleased 85264 335556 35093 77 3 0x100092 kqread dhcpleased *35093 197580 1 0 7 0 dhcpleased 51087 227193 0 0 3 0x14200 bored smr 50444 86566 0 0 2 0x14200 zerothread 21162 299329 0 0 3 0x14200 aiodoned aiodoned 91404 56714 0 0 3 0x14200 syncer update 42983 432028 0 0 3 0x14200 cleaner cleaner 91414 303457 0 0 3 0x14200 reaper reaper 50603 203332 0 0 3 0x14200 pgdaemon pagedaemon 50106 512352 0 0 3 0x14200 bored viomb 86022 272413 0 0 3 0x40014200 acpi0 acpi0 14392 260792 0 0 7 0x40014200 idle1 84862 183958 0 0 3 0x14200 bored softnet 75422 61082 0 0 3 0x14200 bored systqmp 5726 410659 0 0 3 0x14200 bored systq 34273 433465 0 0 3 0x40014200 bored softclock 55265 131073 0 0 3 0x40014200 idle0 1 261409 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 14733 (syslogd) thread 0xffff8000ffff6d30 (94004) exclusive rrwlock inode r = 0 (0xfffffd806e799b40) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:461 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:534 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:579 #5 sys_fsync+0xf5 sys/kern/vfs_syscalls.c:2923 #6 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #6 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #7 Xsyscall+0x128 Process 35093 (dhcpleased) thread 0xffff800021193ce8 (197580) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff8298db88) #0 witness_lock+0x44d #1 __mp_acquire_count+0x48 sys/kern/kern_lock.c:227 #2 mi_switch+0x3d3 sys/kern/sched_bsd.c:416 #3 sleep_finish+0x1b2 sys/kern/kern_synch.c:433 #4 tsleep+0x12c sys/kern/kern_synch.c:158 #5 biowait+0x91 sys/kern/vfs_bio.c:1271 #6 ffs_bufatoff+0x125 sys/ufs/ffs/ffs_subr.c:71 #7 ufs_lookup+0x466 sys/ufs/ufs/ufs_lookup.c:258 #8 VOP_LOOKUP+0x58 sys/kern/vfs_vops.c:85 #9 vfs_lookup+0x6e5 sys/kern/vfs_lookup.c:561 #10 namei+0x36a sys/kern/vfs_lookup.c:245 #11 vn_open+0x105 sys/kern/vfs_vnops.c:146 #12 doopenat+0x26a sys/kern/vfs_syscalls.c:1128 #13 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #13 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806f1082c0) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:461 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:534 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:579 #5 vget+0x1d3 sys/kern/vfs_subr.c:677 #6 cache_lookup+0x2b4 sys/kern/vfs_cache.c:224 #7 ufs_lookup+0x1ac sys/ufs/ufs/ufs_lookup.c:162 #8 VOP_LOOKUP+0x58 sys/kern/vfs_vops.c:85 #9 vfs_lookup+0x6e5 sys/kern/vfs_lookup.c:561 #10 namei+0x36a sys/kern/vfs_lookup.c:245 #11 vn_open+0x105 sys/kern/vfs_vnops.c:146 #12 doopenat+0x26a sys/kern/vfs_syscalls.c:1128 #13 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #13 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #14 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10228 6586K 8156K 78643K 107287 0 pcb 13 20K 25K 78643K 3803 0 rtable 199 31K 33K 78643K 7865 0 ifaddr 111 32K 33K 78643K 2771 0 sysctl 3 1K 5K 78643K 70 0 counters 52 35K 35K 78643K 808 0 ioctlops 0 0K 8K 78643K 10161 0 iov 0 0K 28K 78643K 2296 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 5 0 vnodes 1618 102K 102K 78643K 28725 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 9K 78643K 266 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 4154 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12598 0 file desc 9 29K 37K 78643K 25919 0 sigio 0 0K 0K 78643K 220 0 proc 72 87K 111K 78643K 4548 0 subproc 52 3K 3K 78643K 1560 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 1711 0 in_multi 41 2K 4K 78643K 3142 0 ether_multi 1 0K 0K 78643K 397 0 mrt 1 0K 0K 78643K 109 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 289 1288K 1288K 78643K 289 0 exec 0 0K 2K 78643K 5956 0 pfkey data 0 0K 0K 78643K 14 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 714 1858K 1858K 78643K 320683 0 UVM aobj 131 4K 4K 78643K 133 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 1752 0 NDP 11 0K 1K 78643K 821 0 temp 132 4244K 8326K 78643K 207470 0 kqueue 10 14K 24K 78643K 1161 0 SYN cache 2 0K 16K 78643K 4 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 1820 0 1817 25 24 1 3 0 8 0 rtentry 112 2067 0 2020 2 0 2 2 0 8 0 unpcb 136 17651 0 17633 171 170 1 8 0 8 0 syncache 296 61 0 61 17 17 0 1 0 8 0 tcpqe 32 49 0 49 8 8 0 1 0 8 0 tcpcb 736 9927 0 9923 359 358 1 17 0 8 0 arp 120 258 0 250 1 0 1 1 0 8 0 inpcb 304 27251 0 27241 384 382 2 20 0 8 1 rttmr 72 24 0 24 7 7 0 1 0 8 0 ip6q 72 5 0 5 2 2 0 1 0 8 0 ip6af 40 15 0 15 2 2 0 1 0 8 0 nd6 48 583 0 576 1 0 1 1 0 8 0 pkpcb 40 335 0 335 22 22 0 1 0 8 0 kcovpl 48 120 0 116 1 0 1 1 0 8 0 ppxss 1248 151 0 151 25 25 0 1 0 8 0 pfstscr 40 156 0 156 13 13 0 1 0 8 0 pffrag 232 213 0 213 14 14 0 1 0 482 0 pffrnode 88 213 0 213 14 14 0 1 0 8 0 pffrent 40 4802 0 4802 14 14 0 1 0 8 0 pfosfp 40 1476 0 1049 5 0 5 5 0 8 0 pfosfpen 112 1476 0 721 22 0 22 22 0 8 0 pfrke_plain 168 20 0 20 4 4 0 1 0 8 0 pfrktable 1344 977 0 939 23 19 4 4 0 8 0 pftag 88 93 0 85 3 2 1 1 0 8 0 pfqueue 264 74 0 70 1 0 1 1 0 8 0 pfstitem 24 26 0 24 1 0 1 1 0 8 0 pfstkey 112 344 0 342 1 0 1 1 0 8 0 pfstate 320 178 0 176 2 1 1 2 0 8 0 pfsrctr 152 243 0 243 6 6 0 2 0 8 0 pfrule 1360 3007 0 2766 26 5 21 21 0 8 0 art_heap8 4096 4 0 3 4 3 1 2 0 8 0 art_heap4 256 9184 0 8960 49 32 17 19 0 8 0 art_table 32 9188 0 8963 5 2 3 3 0 8 0 art_node 16 2050 0 2009 1 0 1 1 0 8 0 sysvmsgpl 40 5 0 2 1 0 1 1 0 8 0 semupl 112 2 0 2 1 1 0 1 0 8 0 semapl 112 4152 0 4142 1 0 1 1 0 8 0 shmpl 112 130 0 2 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 32909 0 31412 94 0 94 94 0 8 0 ffsino 272 32909 0 31412 100 0 100 100 0 8 0 nchpl 144 65500 0 63897 61 0 61 61 0 8 0 rtmask 32 40 0 40 4 4 0 1 0 8 0 uvmvnodes 80 6174 0 0 126 0 126 126 0 8 0 vnodes 224 6174 0 0 364 0 364 364 0 8 0 namei 1024 248882 0 248881 18 17 1 1 0 8 0 percpumem 16 416 0 378 1 0 1 1 0 8 0 vcpupl 2048 395 0 2 50 0 50 50 0 8 0 vmpool 560 430 0 37 31 2 29 29 0 8 0 pfiaddrpl 120 357 0 292 3 1 2 3 0 8 0 scsiplug 72 11 0 11 4 4 0 1 0 8 0 scxspl 216 247327 0 247327 51 50 1 8 0 8 1 plimitpl 152 2158 0 2146 1 0 1 1 0 8 0 sigapl 424 25842 0 25804 7 2 5 7 0 8 0 futexpl 64 241155 0 241154 21 20 1 1 0 8 0 knotepl 112 261 0 0 4 0 4 4 0 8 0 kqueuepl 216 5344 0 5326 104 102 2 6 0 8 0 pipepl 336 4863 0 4847 130 128 2 8 0 8 0 fdescpl 496 25799 0 25777 6 3 3 4 0 8 0 filepl 152 182485 0 182325 302 293 9 18 0 8 2 lockfpl 104 7201 0 7199 14 13 1 2 0 8 0 lockfspl 48 2050 0 2048 1 0 1 1 0 8 0 sessionpl 144 140 0 127 1 0 1 1 0 8 0 pgrppl 48 223 0 210 1 0 1 1 0 8 0 ucredpl 96 17684 0 17669 1 0 1 1 0 8 0 zombiepl 144 25804 0 25803 5 4 1 1 0 8 0 processpl 1064 25842 0 25803 5 1 4 5 0 8 0 procpl 672 70902 0 70851 20 15 5 8 0 8 0 srpgc 96 156 0 156 28 28 0 1 0 8 0 sosppl 168 169 0 169 35 35 0 1 0 8 0 sockpl 480 47248 0 47217 972 963 9 34 0 8 5 mcl64k 65536 50 0 0 3 0 3 3 0 8 0 mcl16k 16384 40 0 0 5 3 2 3 0 8 0 mcl12k 12288 41 0 0 2 0 2 2 0 8 0 mcl9k 9216 25 0 0 2 0 2 2 0 8 0 mcl8k 8192 33 0 0 5 2 3 3 0 8 0 mcl4k 4096 41 0 0 5 2 3 3 0 8 0 mcl2k2 2112 7 0 0 1 0 1 1 0 8 0 mcl2k 2048 685 0 0 23 7 16 20 0 8 0 mtagpl 96 1859 0 0 24 0 24 24 0 8 0 mbufpl 256 6552 0 0 336 0 336 336 0 8 0 bufpl 288 48672 0 42425 454 4 450 454 0 8 0 anonpl 24 7473989 0 7447133 551 387 164 191 0 186 2 amapchunkpl 152 810514 0 809452 234 191 43 46 0 158 2 amappl16 200 76262 0 75346 391 342 49 69 0 8 0 amappl15 192 4595 0 4593 1 0 1 1 0 8 0 amappl14 184 4912 0 4907 2 1 1 1 0 8 0 amappl13 176 6351 0 6347 1 0 1 1 0 8 0 amappl12 168 2314 0 2310 1 0 1 1 0 8 0 amappl11 160 3159 0 3144 1 0 1 1 0 8 0 amappl10 152 2233 0 2222 1 0 1 1 0 8 0 amappl9 144 3875 0 3870 1 0 1 1 0 8 0 amappl8 136 4880 0 4753 6 1 5 5 0 8 0 amappl7 128 2714 0 2702 1 0 1 1 0 8 0 amappl6 120 4287 0 4264 1 0 1 1 0 8 0 amappl5 112 18819 0 18791 1 0 1 1 0 8 0 amappl4 104 10758 0 10723 7 5 2 2 0 8 0 amappl3 96 7347 0 7317 1 0 1 1 0 8 0 amappl2 88 8754 0 8692 6 4 2 2 0 8 0 amappl1 80 464922 0 464408 18 6 12 13 0 8 0 amappl 88 317847 0 317498 9 0 9 9 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 72 132 0 2 3 0 3 3 0 8 0 uaddrrnd 24 26229 0 25814 3 0 3 3 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 26229 0 25814 3 0 3 3 0 8 0 vmmpekpl 168 162084 0 162005 4 0 4 4 0 8 0 vmmpepl 168 2399107 0 2395726 907 734 173 177 0 357 24 vmsppl 368 26228 0 25814 39 1 38 38 0 8 0 rwobjpl 56 571952 0 563610 191 70 121 123 0 8 0 pdppl 4096 52466 0 52021 572 125 447 447 0 8 2 pvpl 32 12850787 0 12820103 975 718 257 264 0 265 9 pmappl 248 26228 0 25814 30 4 26 26 0 8 0 extentpl 40 57 0 38 1 0 1 1 0 8 0 phpool 112 2278 0 689 47 1 46 46 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:440 panic(ffffffff8248b22a) at panic+0x177 sys/kern/subr_prf.c:202 ufs_lookup() at ufs_lookup+0x174c ufs_dirbad sys/ufs/ufs/ufs_lookup.c:609 [inline] ufs_lookup() at ufs_lookup+0x174c sys/ufs/ufs/ufs_lookup.c:444 VOP_LOOKUP(fffffd806eedd818,ffff8000211dbe88,ffff8000211dbeb8) at VOP_LOOKUP+0x58 sys/kern/vfs_vops.c:85 vfs_lookup(ffff8000211dbe58) at vfs_lookup+0x6e5 sys/kern/vfs_lookup.c:561 namei(ffff8000211dbe58) at namei+0x36a sys/kern/vfs_lookup.c:245 vn_open(ffff8000211dbe58,1,0) at vn_open+0x105 sys/kern/vfs_vnops.c:146 doopenat(ffff800021193ce8,ffffff9c,7f7ffffbfed0,0,0,ffff8000211dc040) at doopenat+0x26a sys/kern/vfs_syscalls.c:1128 syscall(ffff8000211dc0b0) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff8000211dc0b0) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffbfec0, count: -10 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+0x312 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+0x312 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