panic: bad dir Stopped at db_enter+0x18: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND * 91800 82838 0 0 0 0K dhcpleased db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:440 panic(ffffffff82481413) 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(fffffd807ea89578,ffff8000211dbe98,ffff8000211dbec8) at VOP_LOOKUP+0x58 sys/kern/vfs_vops.c:85 vfs_lookup(ffff8000211dbe68) at vfs_lookup+0x6e5 sys/kern/vfs_lookup.c:561 namei(ffff8000211dbe68) at namei+0x36a sys/kern/vfs_lookup.c:245 vn_open(ffff8000211dbe68,1,0) at vn_open+0x105 sys/kern/vfs_vnops.c:146 doopenat(ffff800021193a48,ffffff9c,7f7ffffe6dd0,0,0,ffff8000211dc050) at doopenat+0x26a sys/kern/vfs_syscalls.c:1128 syscall(ffff8000211dc0c0) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff8000211dc0c0) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffe6dc0, 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(ffffffff82481413) 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(fffffd807ea89578,ffff8000211dbe98,ffff8000211dbec8) at VOP_LOOKUP+0x58 sys/kern/vfs_vops.c:85 vfs_lookup(ffff8000211dbe68) at vfs_lookup+0x6e5 sys/kern/vfs_lookup.c:561 namei(ffff8000211dbe68) at namei+0x36a sys/kern/vfs_lookup.c:245 vn_open(ffff8000211dbe68,1,0) at vn_open+0x105 sys/kern/vfs_vnops.c:146 doopenat(ffff800021193a48,ffffff9c,7f7ffffe6dd0,0,0,ffff8000211dc050) at doopenat+0x26a sys/kern/vfs_syscalls.c:1128 syscall(ffff8000211dc0c0) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff8000211dc0c0) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffe6dc0, count: -10 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff8000211db920 rbx 0xffffffff8278abff cpu_info_full_primary+0x2bff rdx 0 rcx 0 rax 0xffff800021193a48 r8 0x101010101010101 r9 0x8080808080808080 r10 0x582fbdc7a20d1b37 r11 0xe4401fdced6b8229 r12 0xffffffff8278aa00 cpu_info_full_primary+0x2a00 r13 0 r14 0 r15 0x1 rip 0xffffffff81f85968 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff8000211db910 ss 0 db_enter+0x18: addq $0x8,%rsp ddb{0}> show proc PROC (dhcpleased) pid=91800 stat=onproc flags process=0 proc=0 pri=17, usrpri=50, nice=20 forw=0xffffffffffffffff, list=0xffff800021193268,0xffff8000ffff7d00 process=0xffff8000ffff8008 user=0xffff8000211d7000, vmspace=0xfffffd8008586450 estcpu=0, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 84970 351294 94114 0 2 0 syz-executor.1 84970 178829 94114 0 2 0x4000000 syz-executor.1 2399 89596 41457 0 2 0 syz-executor.0 64008 206176 66445 0 3 0x80 nanoslp syz-executor.2 64008 519296 66445 0 3 0x4000080 fsleep syz-executor.2 66445 182027 13420 0 2 0x482 syz-executor.2 41457 182461 13420 0 2 0x482 syz-executor.0 94114 130896 13420 0 2 0x482 syz-executor.1 45280 269677 13420 0 3 0x82 nanoslp syz-executor.3 93505 20505 0 0 3 0x14200 acct acct 81533 54228 1 0 3 0x100083 ttyin getty 38299 405799 0 0 3 0x14280 nfsidl nfsio 53883 16141 0 0 3 0x14280 nfsidl nfsio 53743 452051 0 0 3 0x14280 nfsidl nfsio 13995 8191 0 0 3 0x14280 nfsidl nfsio 16544 511662 0 0 3 0x14280 nfsidl nfsio 3873 69263 0 0 3 0x14280 nfsidl nfsio 85223 386278 0 0 3 0x14280 nfsidl nfsio 14389 137402 0 0 3 0x14280 nfsidl nfsio 78769 304733 0 0 3 0x14280 nfsidl nfsio 83837 477736 0 0 3 0x14280 nfsidl nfsio 43764 233591 0 0 3 0x14280 nfsidl nfsio 75502 13944 0 0 3 0x14280 nfsidl nfsio 992 305897 0 0 3 0x14280 nfsidl nfsio 37696 83280 0 0 3 0x14280 nfsidl nfsio 29336 205434 0 0 3 0x14280 nfsidl nfsio 65287 316787 0 0 3 0x14280 nfsidl nfsio 65313 439913 0 0 3 0x14280 nfsidl nfsio 81789 257754 0 0 3 0x14280 nfsidl nfsio 97550 119795 0 0 3 0x14280 nfsidl nfsio 76742 153664 0 0 3 0x14280 nfsidl nfsio 61486 291702 0 0 3 0x14200 bored sosplice 13420 314653 66435 0 3 0x82 thrsleep syz-fuzzer 13420 380714 66435 0 3 0x4000082 nanoslp syz-fuzzer 13420 273365 66435 0 3 0x4000082 thrsleep syz-fuzzer 13420 168344 66435 0 3 0x4000082 thrsleep syz-fuzzer 13420 472384 66435 0 3 0x4000082 thrsleep syz-fuzzer 13420 462847 66435 0 3 0x4000082 thrsleep syz-fuzzer 13420 382313 66435 0 3 0x4000082 thrsleep syz-fuzzer 13420 465639 66435 0 3 0x4000082 kqread syz-fuzzer 13420 347081 66435 0 3 0x4000082 thrsleep syz-fuzzer 66435 106632 25530 0 3 0x10008a sigsusp ksh 25530 504771 45584 0 3 0x9a poll sshd 45584 169194 1 0 3 0x88 poll sshd 60787 346828 78701 74 3 0x100092 bpf pflogd 78701 308037 1 0 3 0x80 netio pflogd 35184 131205 47201 73 3 0x100090 kqread syslogd 47201 200499 1 0 3 0x100082 netio syslogd 73849 424776 1 0 3 0x100080 kqread resolvd 18928 523894 82838 77 3 0x100092 kqread dhcpleased 56221 30776 82838 77 3 0x100092 kqread dhcpleased *82838 91800 1 0 7 0 dhcpleased 68025 415407 0 0 3 0x14200 bored smr 14646 483997 0 0 2 0x14200 zerothread 1699 46789 0 0 3 0x14200 aiodoned aiodoned 27577 302888 0 0 3 0x14200 syncer update 10385 276003 0 0 3 0x14200 cleaner cleaner 12885 42893 0 0 3 0x14200 reaper reaper 4637 429601 0 0 3 0x14200 pgdaemon pagedaemon 7853 391585 0 0 3 0x14200 bored viomb 31368 32368 0 0 3 0x40014200 acpi0 acpi0 28103 441802 0 0 7 0x40014200 idle1 29671 367258 0 0 3 0x14200 bored softnet 4812 522494 0 0 3 0x14200 bored systqmp 93515 399564 0 0 3 0x14200 bored systq 77346 24293 0 0 3 0x40014200 bored softclock 53363 113661 0 0 3 0x40014200 idle0 1 151198 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 82838 (dhcpleased) thread 0xffff800021193a48 (91800) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff829b6238) #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 (0xfffffd806f1003d0) #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 10218 6524K 7311K 78643K 83963 0 pcb 13 20K 25K 78643K 8740 0 rtable 183 30K 33K 78643K 14195 0 ifaddr 98 33K 41K 78643K 4858 0 sysctl 3 1K 1K 78643K 7 0 counters 48 34K 35K 78643K 1494 0 ioctlops 0 0K 4K 78643K 12562 0 iov 0 0K 28K 78643K 5583 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 5 0 vnodes 1566 98K 99K 78643K 29278 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 9K 78643K 493 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 13255 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12598 0 file desc 9 29K 49K 78643K 52052 0 sigio 0 0K 0K 78643K 370 0 proc 75 87K 112K 78643K 9464 0 subproc 52 3K 7K 78643K 3365 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 4984 0 in_multi 25 1K 4K 78643K 6075 0 ether_multi 1 0K 0K 78643K 733 0 mrt 2 0K 0K 78643K 146 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 259 1155K 1155K 78643K 259 0 exec 0 0K 2K 78643K 12059 0 pfkey data 0 0K 1K 78643K 84 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 736 1832K 1848K 78643K 619709 0 UVM aobj 131 8K 8K 78643K 144 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 3709 0 NDP 10 0K 1K 78643K 1457 0 temp 126 4242K 8338K 78643K 452212 0 kqueue 10 14K 24K 78643K 2100 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 2844 0 2841 32 31 1 3 0 8 0 rtentry 112 4251 0 4213 3 1 2 3 0 8 0 unpcb 136 26941 0 26926 272 271 1 9 0 8 0 syncache 296 123 0 123 33 33 0 1 0 8 0 tcpqe 32 97 0 97 12 12 0 1 0 8 0 tcpcb 736 19817 0 19813 668 666 2 17 0 8 1 arp 120 635 0 628 1 0 1 1 0 8 0 inpcb 304 56965 0 56954 704 697 7 16 0 8 5 rttmr 72 27 0 27 8 8 0 1 0 8 0 ip6q 72 14 0 14 4 4 0 1 0 8 0 ip6af 40 42 0 42 4 4 0 1 0 8 0 nd6 48 1026 0 1020 1 0 1 1 0 8 0 pkpcb 40 170 0 170 30 30 0 1 0 8 0 kcovpl 48 251 0 247 1 0 1 1 0 8 0 ppxss 1248 176 0 176 44 44 0 1 0 8 0 pfstscr 40 63 0 63 13 13 0 1 0 8 0 pffrag 232 278 0 278 28 28 0 1 0 482 0 pffrnode 88 277 0 277 28 28 0 1 0 8 0 pffrent 40 2646 0 2646 31 31 0 1 0 8 0 pfosfp 40 1445 0 1017 5 0 5 5 0 8 0 pfosfpen 112 1445 0 716 21 0 21 21 0 8 0 pfrke_plain 168 14 0 14 3 3 0 1 0 8 0 pfrktable 1344 1041 0 1006 25 22 3 4 0 8 0 pfpktdelay 88 8 0 8 1 1 0 1 0 8 0 pftag 88 132 0 127 3 2 1 1 0 8 0 pfqueue 264 16 0 12 1 0 1 1 0 8 0 pfstitem 24 137 0 131 1 0 1 1 0 8 0 pfstkey 112 302 0 296 1 0 1 1 0 8 0 pfstate 320 234 0 229 3 1 2 3 0 8 0 pfrule 1360 3775 0 3471 28 2 26 26 0 8 0 art_heap8 4096 15 0 13 9 6 3 3 0 8 1 art_heap4 256 18573 0 18443 103 94 9 20 0 8 0 art_table 32 18588 0 18456 3 0 3 3 0 8 0 art_node 16 4236 0 4206 1 0 1 1 0 8 0 sysvmsgpl 40 6 0 6 1 1 0 1 0 8 0 semapl 112 13253 0 13243 1 0 1 1 0 8 0 shmpl 112 141 0 13 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 77380 0 75793 100 0 100 100 0 8 0 ffsino 272 77380 0 75793 107 0 107 107 0 8 0 nchpl 144 150574 0 148976 61 0 61 61 0 8 0 rtmask 32 28 0 28 3 3 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 543680 0 543679 22 21 1 1 0 8 0 percpumem 16 759 0 723 1 0 1 1 0 8 0 vcpupl 2048 361 0 2 45 0 45 45 0 8 0 vmpool 560 514 0 155 28 2 26 26 0 8 0 pfiaddrpl 120 420 0 313 8 4 4 4 0 8 0 scsiplug 72 30 0 30 10 10 0 1 0 8 0 scxspl 216 473230 0 473230 39 38 1 8 0 8 1 plimitpl 152 5591 0 5579 1 0 1 1 0 8 0 sigapl 424 51603 0 51545 7 0 7 7 0 8 0 futexpl 64 537165 0 537164 23 22 1 1 0 8 0 knotepl 112 407 0 0 4 0 4 4 0 8 0 kqueuepl 216 10839 0 10823 245 242 3 9 0 8 2 pipepl 336 10841 0 10825 271 269 2 10 0 8 0 fdescpl 496 51541 0 51519 12 9 3 4 0 8 0 filepl 152 376148 0 375991 620 611 9 19 0 8 2 lockfpl 104 15935 0 15933 33 32 1 2 0 8 0 lockfspl 48 4644 0 4642 1 0 1 1 0 8 0 sessionpl 144 273 0 260 1 0 1 1 0 8 0 pgrppl 48 507 0 494 1 0 1 1 0 8 0 ucredpl 96 39620 0 39608 1 0 1 1 0 8 0 zombiepl 144 51545 0 51544 6 5 1 1 0 8 0 processpl 1064 51603 0 51544 9 5 4 5 0 8 0 procpl 672 126799 0 126730 63 56 7 8 0 8 0 srpgc 96 344 0 344 58 58 0 1 0 8 0 sosppl 168 423 0 423 70 69 1 1 0 8 1 sockpl 480 87214 0 87188 1732 1720 12 34 0 8 8 mcl64k 65536 17 0 0 3 0 3 3 0 8 0 mcl16k 16384 2 0 0 1 0 1 1 0 8 0 mcl12k 12288 5 0 0 1 0 1 1 0 8 0 mcl9k 9216 6 0 0 1 0 1 1 0 8 0 mcl8k 8192 6 0 0 1 0 1 1 0 8 0 mcl4k 4096 11 0 0 2 0 2 2 0 8 0 mcl2k2 2112 5 0 0 1 0 1 1 0 8 0 mcl2k 2048 498 0 0 22 6 16 21 0 8 0 mtagpl 96 2510 0 0 13 3 10 10 0 8 0 mbufpl 256 11746 0 0 555 0 555 555 0 8 0 bufpl 288 97012 0 90824 454 3 451 454 0 8 0 anonpl 24 14228020 0 14192470 967 746 221 251 0 186 0 amapchunkpl 152 1555172 0 1554368 401 368 33 46 0 158 0 amappl16 200 141929 0 140185 401 302 99 105 0 8 0 amappl15 192 8053 0 8050 1 0 1 1 0 8 0 amappl14 184 3768 0 3766 2 1 1 1 0 8 0 amappl13 176 6415 0 6412 1 0 1 1 0 8 0 amappl12 168 6141 0 6134 1 0 1 1 0 8 0 amappl11 160 6925 0 6911 1 0 1 1 0 8 0 amappl10 152 6633 0 6624 1 0 1 1 0 8 0 amappl9 144 8860 0 8854 1 0 1 1 0 8 0 amappl8 136 12595 0 12409 8 1 7 7 0 8 0 amappl7 128 8692 0 8679 1 0 1 1 0 8 0 amappl6 120 10060 0 10028 4 3 1 2 0 8 0 amappl5 112 45150 0 45117 7 6 1 2 0 8 0 amappl4 104 19970 0 19941 1 0 1 1 0 8 0 amappl3 96 12232 0 12207 1 0 1 1 0 8 0 amappl2 88 12249 0 12170 11 9 2 2 0 8 0 amappl1 80 894581 0 894085 13 1 12 13 0 8 0 amappl 88 614386 0 614034 12 3 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 72 143 0 13 3 0 3 3 0 8 0 uaddrrnd 24 52055 0 51674 3 0 3 3 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 52055 0 51674 3 0 3 3 0 8 0 vmmpekpl 168 306321 0 306244 4 0 4 4 0 8 0 vmmpepl 168 4737971 0 4732792 1682 1428 254 271 0 357 13 vmsppl 368 52054 0 51674 36 1 35 35 0 8 0 rwobjpl 56 1072156 0 1062936 213 80 133 134 0 8 0 pdppl 4096 104118 0 103707 711 298 413 416 0 8 2 pvpl 32 24682779 0 24659554 1296 1090 206 297 0 265 0 pmappl 248 52054 0 51674 27 3 24 24 0 8 0 extentpl 40 57 0 38 1 0 1 1 0 8 0 phpool 112 3144 0 1368 54 2 52 52 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(ffffffff82481413) 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(fffffd807ea89578,ffff8000211dbe98,ffff8000211dbec8) at VOP_LOOKUP+0x58 sys/kern/vfs_vops.c:85 vfs_lookup(ffff8000211dbe68) at vfs_lookup+0x6e5 sys/kern/vfs_lookup.c:561 namei(ffff8000211dbe68) at namei+0x36a sys/kern/vfs_lookup.c:245 vn_open(ffff8000211dbe68,1,0) at vn_open+0x105 sys/kern/vfs_vnops.c:146 doopenat(ffff800021193a48,ffffff9c,7f7ffffe6dd0,0,0,ffff8000211dc050) at doopenat+0x26a sys/kern/vfs_syscalls.c:1128 syscall(ffff8000211dc0c0) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff8000211dc0c0) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffe6dc0, 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