uvm_fault(0xffffffff8288a270, 0xffff80001819ff31, 0, 2) -> d kernel: page fault trap, code=0 Stopped at memset+0x45: repe stosb %es:(%rdi) TID PID UID PRFLAGS PFLAGS CPU COMMAND *362469 62711 0 0x2 0x1 0K syz-executor.1 memset() at memset+0x45 ffs_write(ffff8000296853b0) at ffs_write+0x932 sys/ufs/ffs/ffs_vnops.c:403 VOP_WRITE(fffffd80687bc620,ffff800029685460,3,fffffd807f7d86c0) at VOP_WRITE+0xbf sys/kern/vfs_vops.c:245 ktrwriteraw(ffff80002124ca80,fffffd80687bc620,fffffd807f7d86c0,ffff800029685530,ffff800029685510) at ktrwriteraw+0x162 sys/kern/kern_ktrace.c:662 ktrstruct(ffff80002124ca80,ffffffff8243c1ed,ffff8000296855e8,10) at ktrstruct+0x169 ktrwrite2 sys/kern/kern_ktrace.c:627 [inline] ktrstruct(ffff80002124ca80,ffffffff8243c1ed,ffff8000296855e8,10) at ktrstruct+0x169 sys/kern/kern_ktrace.c:311 sys_clock_gettime(ffff80002124ca80,ffff800029685650,ffff8000296856b0) at sys_clock_gettime+0xfb sys/kern/kern_time.c:173 syscall(ffff800029685720) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800029685720) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7fffffb030, count: 7 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(0xffffffff8288a270, 0xffff80001819ff31, 0, 2) -> d ddb{0}> trace memset() at memset+0x45 ffs_write(ffff8000296853b0) at ffs_write+0x932 sys/ufs/ffs/ffs_vnops.c:403 VOP_WRITE(fffffd80687bc620,ffff800029685460,3,fffffd807f7d86c0) at VOP_WRITE+0xbf sys/kern/vfs_vops.c:245 ktrwriteraw(ffff80002124ca80,fffffd80687bc620,fffffd807f7d86c0,ffff800029685530,ffff800029685510) at ktrwriteraw+0x162 sys/kern/kern_ktrace.c:662 ktrstruct(ffff80002124ca80,ffffffff8243c1ed,ffff8000296855e8,10) at ktrstruct+0x169 ktrwrite2 sys/kern/kern_ktrace.c:627 [inline] ktrstruct(ffff80002124ca80,ffffffff8243c1ed,ffff8000296855e8,10) at ktrstruct+0x169 sys/kern/kern_ktrace.c:311 sys_clock_gettime(ffff80002124ca80,ffff800029685650,ffff8000296856b0) at sys_clock_gettime+0xfb sys/kern/kern_time.c:173 syscall(ffff800029685720) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800029685720) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7fffffb030, count: -8 ddb{0}> show registers rdi 0xffff80001819ff31 rsi 0 rbp 0xffff8000296852d0 rbx 0x1 rdx 0x7 rcx 0x7 rax 0 r8 0x30c8 __ALIGN_SIZE+0x20c8 r9 0xffff800029685228 r10 0xba8a1864add6a424 r11 0xffff80001819ff31 r12 0xb8f31 acpi_pdirpa+0xa4d99 r13 0xfffffd807e3dccc0 r14 0x4000 __ALIGN_SIZE+0x3000 r15 0xfffffd807e3dccc0 rip 0xffffffff81228205 memset+0x45 cs 0x8 rflags 0x10202 __ALIGN_SIZE+0xf202 rsp 0xffff8000296850d8 ss 0x10 memset+0x45: repe stosb %es:(%rdi) ddb{0}> show proc PROC (syz-executor.1) pid=362469 stat=onproc flags process=2 proc=1 pri=32, usrpri=78, nice=20 forw=0xffffffffffffffff, list=0xffff80002124da40,0xffffffff829f6678 process=0xffff8000ffffb1e8 user=0xffff800029680000, vmspace=0xfffffd807e697a40 estcpu=36, cpticks=1, pctcpu=0.3 user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND *62711 362469 89794 0 7 0x3 syz-executor.1 11349 472207 89794 0 2 0x2 syz-executor.0 79984 471704 0 0 3 0x14200 bored sosplice 89794 429856 7441 0 2 0x482 syz-fuzzer 89794 509080 7441 0 2 0x4000482 syz-fuzzer 89794 500322 7441 0 3 0x4000082 thrsleep syz-fuzzer 89794 248970 7441 0 3 0x4000082 kqread syz-fuzzer 89794 271502 7441 0 3 0x4000082 thrsleep syz-fuzzer 89794 70183 7441 0 3 0x4000082 thrsleep syz-fuzzer 89794 225360 7441 0 3 0x4000082 thrsleep syz-fuzzer 89794 25763 7441 0 3 0x4000082 thrsleep syz-fuzzer 7441 318399 45628 0 3 0x10008a sigsusp ksh 45628 264735 45555 0 3 0x9a kqread sshd 49824 92641 1 0 3 0x100083 ttyin getty 45555 472782 1 0 3 0x88 kqread sshd 34936 190664 43074 74 3 0x100092 bpf pflogd 43074 89709 1 0 3 0x80 netio pflogd 9674 359072 30215 73 3 0x100090 kqread syslogd 30215 110636 1 0 3 0x100082 netio syslogd 2761 514105 1 0 3 0x100080 kqread resolvd 75255 123828 24695 77 3 0x100092 kqread dhcpleased 93137 257913 24695 77 3 0x100092 kqread dhcpleased 24695 290157 1 0 3 0x80 kqread dhcpleased 87574 174648 0 0 3 0x14200 bored smr 25995 132000 0 0 2 0x14200 zerothread 82731 235133 0 0 3 0x14200 aiodoned aiodoned 37873 360500 0 0 3 0x14200 syncer update 80538 489270 0 0 3 0x14200 cleaner cleaner 91225 90265 0 0 3 0x14200 reaper reaper 92940 445309 0 0 3 0x14200 pgdaemon pagedaemon 95850 312584 0 0 3 0x14200 bored viomb 52031 212937 0 0 3 0x40014200 acpi0 acpi0 18680 458424 0 0 7 0x40014200 idle1 73727 172076 0 0 3 0x14200 bored softnet 23219 170709 0 0 3 0x14200 bored systqmp 13080 484272 0 0 3 0x14200 bored systq 7996 476937 0 0 3 0x40014200 bored softclock 41892 71449 0 0 3 0x40014200 idle0 1 425727 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 62711 (syz-executor.1) thread 0xffff80002124ca80 (362469) exclusive rrwlock inode r = 0 (0xfffffd807e3dcc58) #0 witness_lock+0x4b0 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4b0 sys/kern/subr_witness.c:1182 #1 rw_enter+0x3e2 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+0x1eb sys/kern/vfs_subr.c:677 #6 ktrwriteraw+0x132 sys/kern/kern_ktrace.c:659 #7 ktrstruct+0x169 ktrwrite2 sys/kern/kern_ktrace.c:627 [inline] #7 ktrstruct+0x169 sys/kern/kern_ktrace.c:311 #8 sys_clock_gettime+0xfb sys/kern/kern_time.c:173 #9 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #9 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #10 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 1 (0xffffffff828be3e0) #0 witness_lock+0x4b0 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4b0 sys/kern/subr_witness.c:1182 #1 ktrstruct+0xee #2 sys_clock_gettime+0xfb sys/kern/kern_time.c:173 #3 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #3 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #4 Xsyscall+0x128 Process 11349 (syz-executor.0) thread 0xffff80002124da40 (472207) exclusive rrwlock inode r = 0 (0xfffffd807e3dcf88) #0 witness_lock+0x4b0 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4b0 sys/kern/subr_witness.c:1182 #1 rw_enter+0x3e2 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 ufs_ihashins+0x42 sys/ufs/ufs/ufs_ihash.c:140 #5 ffs_vget+0x141 sys/ufs/ffs/ffs_vfsops.c:1347 #6 ffs_inode_alloc+0x1c3 sys/ufs/ffs/ffs_alloc.c:394 #7 ufs_mkdir+0xf4 sys/ufs/ufs/ufs_vnops.c:1162 #8 VOP_MKDIR+0xbf sys/kern/vfs_vops.c:404 #9 domkdirat+0x121 sys/kern/vfs_syscalls.c:3065 #10 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #10 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806044b5f0) #0 witness_lock+0x4b0 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4b0 sys/kern/subr_witness.c:1182 #1 rw_enter+0x3e2 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 vfs_lookup+0xdd sys/kern/vfs_lookup.c:413 #6 namei+0x55a sys/kern/vfs_lookup.c:245 #7 domkdirat+0x75 sys/kern/vfs_syscalls.c:3050 #8 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #8 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #9 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10146 6466K 7156K 78643K 27364 0 pcb 13 8K 8K 78643K 4144 0 rtable 127 26K 27K 78643K 5420 0 ifaddr 66 19K 21K 78643K 1540 0 sysctl 3 1K 1K 78643K 9 0 counters 44 34K 34K 78643K 494 0 ioctlops 0 0K 4K 78643K 4509 0 iov 0 0K 28K 78643K 807 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 5 0 vnodes 1255 79K 79K 78643K 8045 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 101 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 1340 0 dirhash 12 2K 2K 78643K 15 0 ACPI 1697 195K 286K 78643K 12598 0 file desc 4 9K 25K 78643K 12657 0 sigio 0 0K 0K 78643K 112 0 proc 72 87K 111K 78643K 2500 0 subproc 66 4K 4K 78643K 1947 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 1153 0 in_multi 9 0K 2K 78643K 1762 0 ether_multi 1 0K 0K 78643K 240 0 mrt 1 0K 0K 78643K 705 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 109 493K 493K 78643K 109 0 exec 0 0K 2K 78643K 2689 0 pfkey data 0 0K 1K 78643K 6 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 474 1125K 1126K 78643K 149471 0 UVM aobj 38 6K 6K 78643K 38 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 1K 78643K 1687 0 NDP 7 0K 0K 78643K 435 0 temp 89 4200K 8296K 78643K 375456 0 kqueue 13 20K 38K 78643K 908 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 1570 0 1567 1 0 1 1 0 8 0 rtentry 112 1569 0 1550 2 0 2 2 0 8 0 unpcb 128 5734 0 5719 10 8 2 3 0 8 1 syncache 296 8 0 8 4 4 0 1 0 8 0 tcpqe 32 23 0 23 2 2 0 1 0 8 0 tcpcb 736 3646 0 3642 52 50 2 3 0 8 1 arp 120 175 0 171 1 0 1 1 0 8 0 inpcb 304 19454 0 19447 35 33 2 2 0 8 1 rttmr 72 280 0 280 3 3 0 1 0 8 0 nd6 48 295 0 294 3 2 1 1 0 8 0 pkpcb 40 64 0 64 24 24 0 1 0 8 0 kcovpl 48 59 0 57 1 0 1 1 0 8 0 ppxss 1248 51 0 51 29 29 0 1 0 8 0 pfstscr 40 12 0 12 3 3 0 1 0 8 0 pffrag 232 129 0 127 11 10 1 1 0 482 0 pffrnode 88 129 0 127 11 10 1 1 0 8 0 pffrent 40 2310 0 2308 11 10 1 1 0 8 0 pfosfp 40 1450 0 1024 5 0 5 5 0 8 0 pfosfpen 112 1450 0 730 21 0 21 21 0 8 0 pfrktable 1344 344 0 314 14 11 3 3 0 8 0 pftag 88 17 0 12 1 0 1 1 0 8 0 pfqueue 264 10 0 8 4 3 1 1 0 8 0 pfstitem 24 46 0 44 1 0 1 1 0 8 0 pfstkey 112 58 0 56 1 0 1 1 0 8 0 pfstate 320 50 0 48 3 2 1 3 0 8 0 pfsrctr 152 9 0 9 1 1 0 1 0 8 0 pfrule 1360 534 0 432 10 1 9 9 0 8 0 art_heap8 4096 9 0 8 8 7 1 3 0 8 0 art_heap4 256 6603 0 6539 83 73 10 16 0 8 3 art_table 32 6612 0 6547 11 9 2 3 0 8 0 art_node 16 1526 0 1512 1 0 1 1 0 8 0 sysvmsgpl 40 55 0 30 2 1 1 1 0 8 0 semapl 112 1336 0 1326 1 0 1 1 0 8 0 shmpl 112 35 0 0 1 0 1 1 0 8 0 dirhash 1024 27 0 10 4 1 3 3 0 8 0 dino2pl 256 16859 0 15392 95 3 92 92 0 8 0 ffsino 272 16859 0 15392 99 0 99 99 0 8 0 nchpl 144 32893 0 32431 61 41 20 61 0 8 0 uvmvnodes 72 5926 0 0 108 0 108 108 0 8 0 vnodes 224 5926 0 0 349 0 349 349 0 8 0 namei 1024 107009 0 107008 28 27 1 1 0 8 0 percpumem 16 259 0 225 1 0 1 1 0 8 0 vcpupl 2048 113 0 0 15 0 15 15 0 8 0 vmpool 560 151 0 38 9 0 9 9 0 8 0 pfiaddrpl 120 135 0 97 3 1 2 2 0 8 0 scsiplug 72 10 0 10 4 4 0 1 0 8 0 scxspl 216 134729 0 134729 29 28 1 8 0 8 1 plimitpl 152 945 0 936 1 0 1 1 0 8 0 sigapl 424 12829 0 12797 19 15 4 7 0 8 0 futexpl 64 207678 0 207678 29 28 1 1 0 8 1 knotepl 112 259 0 0 3 0 3 3 0 8 0 kqueuepl 216 2165 0 2146 22 20 2 2 0 8 0 pipepl 336 1800 0 1790 25 23 2 2 0 8 0 fdescpl 496 12721 0 12704 3 0 3 3 0 8 0 filepl 152 77350 0 77204 32 25 7 9 0 8 1 lockfpl 104 3251 0 3249 1 0 1 1 0 8 0 lockfspl 48 1110 0 1108 1 0 1 1 0 8 0 sessionpl 144 75 0 64 1 0 1 1 0 8 0 pgrppl 48 135 0 124 1 0 1 1 0 8 0 ucredpl 96 8507 0 8494 1 0 1 1 0 8 0 zombiepl 144 12797 0 12796 5 4 1 1 0 8 0 processpl 1064 12829 0 12796 5 2 3 4 0 8 0 procpl 672 28380 0 28340 12 8 4 6 0 8 0 srpgc 96 24 0 24 11 11 0 1 0 8 0 sosppl 168 150 0 150 38 38 0 1 0 8 0 sockpl 480 26912 0 26887 59 53 6 11 0 8 2 mcl64k 65536 15 0 0 2 0 2 2 0 8 0 mcl16k 16384 5 0 0 1 0 1 1 0 8 0 mcl12k 12288 16 0 0 2 0 2 2 0 8 0 mcl9k 9216 9 0 0 1 0 1 1 0 8 0 mcl8k 8192 16 0 0 2 0 2 2 0 8 0 mcl4k 4096 11 0 0 2 0 2 2 0 8 0 mcl2k2 2112 3 0 0 1 0 1 1 0 8 0 mcl2k 2048 316 0 0 27 0 27 27 0 8 0 mtagpl 96 122 0 0 2 0 2 2 0 8 0 mbufpl 256 1848 0 0 55 1 54 55 0 8 0 bufpl 280 31229 0 24903 456 3 453 453 0 8 0 anonpl 24 3529116 0 3510771 463 327 136 147 0 186 16 amapchunkpl 152 368709 0 368063 316 288 28 42 0 158 0 amappl16 200 32099 0 31344 273 226 47 53 0 8 7 amappl15 192 4603 0 4595 1 0 1 1 0 8 0 amappl14 184 2129 0 2128 9 8 1 1 0 8 0 amappl13 176 1584 0 1583 1 0 1 1 0 8 0 amappl12 168 534 0 532 1 0 1 1 0 8 0 amappl11 160 1670 0 1652 1 0 1 1 0 8 0 amappl10 152 1771 0 1765 1 0 1 1 0 8 0 amappl9 144 824 0 822 1 0 1 1 0 8 0 amappl8 136 3000 0 2916 5 2 3 3 0 8 0 amappl7 128 1737 0 1730 1 0 1 1 0 8 0 amappl6 120 864 0 854 1 0 1 1 0 8 0 amappl5 112 11310 0 11284 1 0 1 1 0 8 0 amappl4 104 5459 0 5426 2 1 1 2 0 8 0 amappl3 96 2013 0 1990 1 0 1 1 0 8 0 amappl2 88 14545 0 14492 3 1 2 2 0 8 0 amappl1 80 208703 0 208267 16 6 10 13 0 8 0 amappl 88 147869 0 147621 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 37 0 0 1 0 1 1 0 8 0 uaddrrnd 24 12872 0 12742 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 12872 0 12742 1 0 1 1 0 8 0 vmmpekpl 168 68708 0 68661 3 0 3 3 0 8 0 vmmpepl 168 1140985 0 1138724 751 623 128 140 0 357 18 vmsppl 368 12871 0 12742 14 2 12 12 0 8 0 rwobjpl 56 255232 0 253567 77 50 27 28 0 8 2 pdppl 4096 25751 0 25597 245 86 159 159 0 8 5 pvpl 32 6453774 0 6433403 815 611 204 252 0 265 17 pmappl 224 12871 0 12742 10 2 8 8 0 8 0 extentpl 40 58 0 40 1 0 1 1 0 8 0 phpool 112 770 0 276 16 1 15 15 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace memset() at memset+0x45 ffs_write(ffff8000296853b0) at ffs_write+0x932 sys/ufs/ffs/ffs_vnops.c:403 VOP_WRITE(fffffd80687bc620,ffff800029685460,3,fffffd807f7d86c0) at VOP_WRITE+0xbf sys/kern/vfs_vops.c:245 ktrwriteraw(ffff80002124ca80,fffffd80687bc620,fffffd807f7d86c0,ffff800029685530,ffff800029685510) at ktrwriteraw+0x162 sys/kern/kern_ktrace.c:662 ktrstruct(ffff80002124ca80,ffffffff8243c1ed,ffff8000296855e8,10) at ktrstruct+0x169 ktrwrite2 sys/kern/kern_ktrace.c:627 [inline] ktrstruct(ffff80002124ca80,ffffffff8243c1ed,ffff8000296855e8,10) at ktrstruct+0x169 sys/kern/kern_ktrace.c:311 sys_clock_gettime(ffff80002124ca80,ffff800029685650,ffff8000296856b0) at sys_clock_gettime+0xfb sys/kern/kern_time.c:173 syscall(ffff800029685720) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800029685720) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7fffffb030, count: -8 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