uvm_fault(0xfffffd806ef75008, 0xe80, 0, 2) -> e kernel: page fault trap, code=2 Stopped at copyout+0x57: repe movsq (%rsi),%es:(%rdi) TID PID UID PRFLAGS PFLAGS CPU COMMAND * 82588 48402 0 0 0x4000000 0 syz-executor copyout() at copyout+0x57 syscall(ffff800034c77d80) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800034c77d80) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x6d2ae1cf5c0, count: 12 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(0xfffffd806ef75008, 0xe80, 0, 2) -> e ddb{0}> trace copyout() at copyout+0x57 syscall(ffff800034c77d80) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800034c77d80) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x6d2ae1cf5c0, count: -3 ddb{0}> show registers rdi 0xe80 rsi 0xffff800034c77a80 rbp 0xffff800034c77ca0 rbx 0x10ffff8c __kernel_phys_end+0xd5fff8c rdx 0xffff800034c72000 rcx 0x4 rax 0x20 r8 0x7f7fffffc000 r9 0 r10 0x2e3b157c2415a4f9 r11 0xffffffff82722660 copy_fault r12 0x3 r13 0x16 r14 0xffff800034c77a80 r15 0xffff800034c77d80 rip 0xffffffff82722587 copyout+0x57 cs 0x8 rflags 0x50202 acpi_pdirpa+0x3c073 rsp 0xffff800034c779f0 ss 0x10 copyout+0x57: repe movsq (%rsi),%es:(%rdi) ddb{0}> show proc PROC (syz-executor) tid=82588 pid=48402 tcnt=5 stat=onproc flags process=0 proc=4000000 runpri=32, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff800034c0b778,0xffff80002a35a2f0 process=0xffff80003a426720 user=0xffff800034c72000, vmspace=0xfffffd806ef75008 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 6135 317897 54206 0 3 0x80 nanoslp syz-executor 6135 423160 54206 0 3 0x4000000 smrbar syz-executor 6135 419220 54206 0 3 0x4000080 fsleep syz-executor 48402 25302 56501 0 2 0 syz-executor *48402 82588 56501 0 7 0x4000000 syz-executor 48402 83101 56501 0 3 0x4000080 fsleep syz-executor 48402 463787 56501 0 3 0x4000080 fsleep syz-executor 48402 146492 56501 0 3 0x4000080 fsleep syz-executor 98912 488707 707 0 2 0xc80 syz-executor 98912 62410 707 0 3 0x4000080 ttyout syz-executor 98912 11689 707 0 3 0x4000080 fsleep syz-executor 98912 34730 707 0 3 0x4000080 fsleep syz-executor 29743 85633 72410 60929 2 0xc90 syz-executor 29743 111449 72410 60929 3 0x4000090 kqread syz-executor 29743 198775 72410 60929 3 0x4000090 fsleep syz-executor 98528 477624 90652 -1 3 0x90 nanoslp syz-executor 98528 380373 90652 -1 3 0x4000090 kqsel syz-executor 98528 22860 90652 -1 3 0x4000090 fsleep syz-executor 98528 209385 90652 -1 3 0x4000090 fsleep syz-executor 41757 276545 0 0 3 0x14280 nfsidl nfsio 55139 63873 0 0 3 0x14280 nfsidl nfsio 65984 312493 0 0 3 0x14280 nfsidl nfsio 69067 49262 0 0 3 0x14280 nfsidl nfsio 90390 422161 0 0 3 0x14280 nfsidl nfsio 57940 212982 0 0 3 0x14280 nfsidl nfsio 97435 253940 0 0 3 0x14280 nfsidl nfsio 80026 23342 0 0 3 0x14280 nfsidl nfsio 15709 516648 0 0 3 0x14280 nfsidl nfsio 82352 243119 0 0 3 0x14280 nfsidl nfsio 44921 128658 0 0 3 0x14280 nfsidl nfsio 22916 41997 0 0 3 0x14280 nfsidl nfsio 57335 245410 0 0 3 0x14280 nfsidl nfsio 11548 285475 0 0 3 0x14280 nfsidl nfsio 75273 66085 0 0 3 0x14280 nfsidl nfsio 49925 338851 0 0 3 0x14280 nfsidl nfsio 61896 260489 0 0 3 0x14280 nfsidl nfsio 29932 146507 0 0 3 0x14280 nfsidl nfsio 26394 172868 0 0 3 0x14280 nfsidl nfsio 47800 463851 0 0 3 0x14280 nfsidl nfsio 30451 480684 0 0 3 0x14200 acct acct 88481 365293 90658 0 3 0x3000 suspend syz-executor 88481 327004 90658 0 2 0x4081000 syz-executor 88481 71167 90658 0 3 0x4081000 inode syz-executor 88481 383302 90658 0 3 0x4081000 inode syz-executor 88481 254261 90658 0 3 0x4081000 inode syz-executor 88481 170359 90658 0 3 0x4081000 inode syz-executor 88481 242813 90658 0 3 0x4081000 inode syz-executor 88481 339419 90658 0 3 0x4081000 inode syz-executor 88481 93267 90658 0 3 0x4081000 inode syz-executor 12053 466433 1 0 3 0x100083 ttyin getty 90652 9460 92057 0 2 0xc82 syz-executor 56371 441462 0 0 3 0x14200 bored sosplice 707 280 92057 0 2 0xc82 syz-executor 54206 351708 92057 0 3 0x82 nanoslp syz-executor 56501 481315 92057 0 3 0x82 nanoslp syz-executor 82715 488418 92057 0 2 0x2 syz-executor 90658 101669 92057 0 3 0x82 nanoslp syz-executor 72410 432094 92057 0 3 0x82 nanoslp syz-executor 20512 128629 92057 0 2 0xc82 syz-executor 92057 303220 5916 0 3 0x82 kqread syz-executor 5916 496471 21462 0 3 0x10008a sigsusp ksh 21462 158850 22860 0 3 0x98 kqread sshd-session 22860 193892 39435 0 3 0x92 kqread sshd-session 39435 209925 1 0 3 0x88 kqread sshd 60250 265389 83157 74 3 0x1100092 bpf pflogd 83157 305414 1 0 3 0x80 sbwait pflogd 90586 426664 66940 73 3 0x1100090 kqread syslogd 66940 3955 1 0 3 0x100082 sbwait syslogd 89127 173489 1 0 3 0x100080 kqread resolvd 30030 462938 87131 77 3 0x100092 kqread dhcpleased 4800 188917 87131 77 3 0x100092 kqread dhcpleased 87131 458270 1 0 3 0x80 kqread dhcpleased 69848 287965 0 0 3 0x14200 bored smr 14680 219362 0 0 2 0x14200 zerothread 34987 353054 0 0 3 0x14200 aiodoned aiodoned 82835 410362 0 0 3 0x14200 syncer update 51439 216559 0 0 3 0x14200 cleaner cleaner 80870 208872 0 0 3 0x14200 reaper reaper 16332 446811 0 0 3 0x14200 pgdaemon pagedaemon 16573 107110 0 0 3 0x14200 bored viomb 80667 483798 0 0 3 0x40014200 acpi0 acpi0 67832 90698 0 0 7 0x40014200 idle1 64762 152984 0 0 3 0x14200 bored softnet7 63921 462477 0 0 3 0x14200 bored softnet6 42935 474899 0 0 3 0x14200 bored softnet5 85017 226057 0 0 3 0x14200 bored softnet4 23468 268067 0 0 3 0x14200 bored softnet3 15210 96825 0 0 3 0x14200 bored softnet2 66757 496051 0 0 3 0x14200 bored softnet1 96234 320303 0 0 3 0x14200 bored softnet0 17764 147930 0 0 3 0x14200 bored systqmp 62426 410342 0 0 3 0x14200 bored systq 18188 193631 0 0 3 0x14200 tmoslp softclockmp 58689 349215 0 0 2 0x40014200 softclock 76154 73526 0 0 3 0x40014200 idle0 1 456261 0 0 3 0x82 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb{0}> show all locks Process 88481 (syz-executor) thread 0xffff800034c0afb0 (327004) exclusive rrwlock inode r = 0 (0xfffffd806e3c60a8) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xa3 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vn_write+0x18f sys/kern/vfs_vnops.c:405 #6 dofilewritev+0x242 sys/kern/sys_generic.c:380 #7 sys_write+0xa2 sys/kern/sys_generic.c:300 #8 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:748 #9 Xsyscall+0x128 Process 88481 (syz-executor) thread 0xffff800034c0aa80 (71167) exclusive rrwlock inode r = 0 (0xfffffd806b8e66a8) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xa3 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vfs_lookup+0x11c sys/kern/vfs_lookup.c:-1 #6 namei+0x7ca sys/kern/vfs_lookup.c:250 #7 domknodat+0xb4 sys/kern/vfs_syscalls.c:1592 #8 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb17 sys/arch/amd64/amd64/trap.c:748 #9 Xsyscall+0x128 Process 82715 (syz-executor) thread 0xffff8000ffff3c98 (488418) exclusive rrwlock inode r = 0 (0xfffffd80731456d8) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xa3 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vget+0x2a2 sys/kern/vfs_subr.c:693 #6 ufs_ihashget+0x185 sys/ufs/ufs/ufs_ihash.c:98 #7 ffs_vget+0x8c sys/ufs/ffs/ffs_vfsops.c:1203 #8 ufs_lookup+0x1a36 sys/ufs/ufs/ufs_lookup.c:478 #9 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x93a sys/kern/vfs_lookup.c:566 #11 namei+0x7ca sys/kern/vfs_lookup.c:250 #12 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1868 #13 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #13 syscall+0xb17 sys/arch/amd64/amd64/trap.c:748 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806cee61f8) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xa3 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vfs_lookup+0x11c sys/kern/vfs_lookup.c:-1 #6 namei+0x7ca sys/kern/vfs_lookup.c:250 #7 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1868 #8 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb17 sys/arch/amd64/amd64/trap.c:748 #9 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10269 11447K 12617K 166960K 12877 0 pcb 19 13K 21K 166960K 232 0 rtable 212 8K 9K 166960K 468 0 pf 43 19K 20K 166960K 99 0 ifaddr 45 8K 8K 166960K 75 0 ifgroup 59 2K 2K 166960K 103 0 sysctl 4 1K 9K 166960K 75 0 counters 72 37K 37K 166960K 140 0 ioctlops 0 0K 4K 166960K 1676 0 iov 0 0K 16K 166960K 130 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1469 92K 93K 166960K 2455 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 13 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 160 0 dirhash 12 2K 2K 166960K 24 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 17 61K 240K 166960K 1037 0 sigio 0 0K 0K 166960K 72 0 proc 72 115K 164K 166960K 688 0 subproc 72 4K 4K 166960K 81 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 2 0K 0K 166960K 160 0 in_multi 100 7K 7K 166960K 145 0 ether_multi 2 0K 0K 166960K 12 0 mrt 1 0K 0K 166960K 7 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 295 1314K 1314K 166960K 295 0 exec 0 0K 1K 166960K 533 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 0K 166960K 1 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 274 169K 192K 166960K 11045 0 UVM aobj 32 6K 6K 166960K 32 0 pinsyscall 42 84K 105K 166960K 2147 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 42 0 NDP 14 0K 2K 166960K 50 0 temp 84 8656K 8728K 166960K 48863 0 kqueue 14 22K 31K 166960K 208 0 SYN cache 2 16K 16K 166960K 2 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 26 0 0 1 0 1 1 0 8 0 rtpcb 120 170 0 165 3 1 2 2 0 8 1 rtentry 176 123 0 34 5 0 5 5 0 8 0 unpcb 144 940 0 920 10 8 2 6 0 8 1 syncache 336 6 0 6 2 2 0 1 0 8 0 tcpqe 32 1 0 1 1 1 0 1 0 8 0 tcpcb 736 374 0 368 10 9 1 7 0 8 0 arp 128 15 0 3 1 0 1 1 0 8 0 inpcb 328 1179 0 1166 13 11 2 7 0 8 0 nd6 144 22 0 2 1 0 1 1 0 8 0 pkpcb 40 11 0 11 4 3 1 1 0 8 1 kcovpl 48 9 0 1 1 0 1 1 0 8 0 ppxss 1192 34 0 32 2 1 1 1 0 8 0 pppxif 1504 1 0 1 1 0 1 1 0 8 1 pfstscr 40 7 0 7 3 3 0 1 0 8 0 pffrag 232 18 0 14 1 0 1 1 0 482 0 pffrnode 88 17 0 13 1 0 1 1 0 8 0 pffrent 40 35 0 31 1 0 1 1 0 8 0 pfosfp 40 1464 0 1039 5 0 5 5 0 8 0 pfosfpen 112 1464 0 747 21 0 21 21 0 8 0 pfrktable 1344 1 0 0 1 0 1 1 0 8 0 pfstitem 24 70 0 24 1 0 1 1 0 8 0 pfstkey 128 79 0 33 2 0 2 2 0 8 0 pfstate 384 75 0 29 6 1 5 5 0 8 0 pfrule 1344 25 0 19 2 1 1 2 0 8 0 rttmr 136 1 0 1 1 1 0 1 0 8 0 art_heap8 4096 3 0 0 3 0 3 3 0 8 0 art_heap4 256 594 0 156 29 0 29 29 0 8 1 art_table 40 597 0 156 5 0 5 5 0 8 0 art_node 32 123 0 45 1 0 1 1 0 8 0 semupl 112 2 0 2 2 2 0 1 0 8 0 semapl 112 158 0 148 1 0 1 1 0 8 0 shmpl 112 29 0 0 1 0 1 1 0 8 0 dirhash 1024 25 0 8 3 0 3 3 0 8 0 dino2pl 256 3489 0 1973 96 0 96 96 0 8 0 ffsino 296 3489 0 1973 118 0 118 118 0 8 0 nchpl 144 4949 0 3252 64 0 64 64 0 8 0 rtmask 32 6 0 6 3 2 1 1 0 8 1 uvmvnodes 80 4069 0 0 84 0 84 84 0 8 0 vnodes 216 4069 0 0 227 0 227 227 0 8 0 namei 1024 17698 0 17690 4 2 2 2 0 8 0 percpumem 16 85 0 34 1 0 1 1 0 8 0 kstatmem 264 66 0 36 4 1 3 3 0 8 0 scsiplug 72 5 0 5 3 2 1 1 0 8 1 scxspl 216 21970 0 21970 10 9 1 8 1 8 1 plimitpl 152 209 0 189 1 0 1 1 0 8 0 sigapl 424 1353 0 1278 9 0 9 9 0 8 0 knotepl 120 330 0 0 10 0 10 10 0 8 0 kqueuepl 224 406 0 391 7 5 2 3 0 8 0 pipepl 344 328 0 301 15 12 3 9 0 8 0 fdescpl 528 1306 0 1275 3 0 3 3 0 8 0 filepl 160 9459 0 9189 24 11 13 18 0 8 0 lockfpl 104 613 0 608 3 2 1 2 0 8 0 lockfspl 48 229 0 224 1 0 1 1 0 8 0 sessionpl 144 27 0 18 1 0 1 1 0 8 0 pgrppl 48 54 0 37 1 0 1 1 0 8 0 ucredpl 104 1951 0 1935 1 0 1 1 0 8 0 zombiepl 144 1279 0 1278 1 0 1 1 0 8 0 processpl 1248 1353 0 1278 6 0 6 6 0 8 0 procpl 664 2880 0 2783 10 1 9 9 0 8 0 sosppl 168 8 0 8 3 2 1 1 0 8 1 sockpl 752 2364 0 2326 30 23 7 17 0 8 2 mcl64k 65536 5 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl9k 9216 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 4 0 0 1 0 1 1 0 8 0 mcl4k 4096 112 0 0 14 0 14 14 0 8 0 mcl2k2 2112 1 0 0 1 0 1 1 0 8 0 mcl2k 2048 67 0 0 8 0 8 8 0 8 0 mtagpl 96 9 0 0 1 0 1 1 0 8 0 mbufpl 256 2329 0 0 145 0 145 145 0 8 0 bufpl 280 8223 0 2080 439 0 439 439 0 8 0 anonpl 32 17412 0 0 141 0 141 141 0 246 0 amapchunkpl 152 37196 0 36538 46 12 34 34 0 158 6 amappl16 200 5320 0 4994 54 29 25 34 0 8 7 amappl15 192 5 0 5 1 1 0 1 0 8 0 amappl14 184 123 0 111 1 0 1 1 0 8 0 amappl13 176 5 0 5 2 2 0 1 0 8 0 amappl12 168 1968 0 1937 4 1 3 3 0 8 0 amappl11 160 53 0 39 1 0 1 1 0 8 0 amappl10 152 9 0 9 2 2 0 1 0 8 0 amappl9 144 252 0 252 1 1 0 1 0 8 0 amappl8 136 23 0 20 1 0 1 1 0 8 0 amappl7 128 130 0 118 1 0 1 1 0 8 0 amappl6 120 199 0 196 1 0 1 1 0 8 0 amappl5 112 130 0 121 1 0 1 1 0 8 0 amappl4 104 306 0 287 1 0 1 1 0 8 0 amappl3 96 7308 0 7183 5 1 4 4 0 8 0 amappl2 88 698 0 632 2 0 2 2 0 8 0 amappl1 80 12474 0 11871 16 1 15 15 0 8 0 amappl 88 10193 0 9992 5 0 5 5 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 9 0 9 4 3 1 1 0 8 1 dma128 128 257 0 257 4 3 1 1 0 8 1 dma64 64 7 0 7 2 2 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 31 0 0 1 0 1 1 0 8 0 uaddrrnd 24 1306 0 1275 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1306 0 1275 1 0 1 1 0 8 0 vmmpekpl 168 12488 0 12437 3 0 3 3 0 8 0 vmmpepl 168 88277 0 85930 129 13 116 116 0 357 11 vmsppl 488 1305 0 1275 6 1 5 5 0 8 0 rwobjpl 80 29926 0 24548 112 0 112 112 0 8 2 pdppl 4096 2620 0 2550 110 38 72 88 0 8 2 pvpl 32 26618 0 0 215 0 215 215 0 265 0 pmappl 256 1305 0 1275 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 435 0 55 11 0 11 11 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace copyout() at copyout+0x57 syscall(ffff800034c77d80) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800034c77d80) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x6d2ae1cf5c0, count: -3 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffff8000299edff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 acpicpu_idle() at acpicpu_idle+0x457 sys/dev/acpi/acpicpu_x86.c:1224 sched_idle(ffff8000299edff0) at sched_idle+0x391 sys/kern/kern_sched.c:191 end trace frame: 0x0, count: 10 ddb{1}> trace x86_ipi_db(ffff8000299edff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 acpicpu_idle() at acpicpu_idle+0x457 sys/dev/acpi/acpicpu_x86.c:1224 sched_idle(ffff8000299edff0) at sched_idle+0x391 sys/kern/kern_sched.c:191 end trace frame: 0x0, count: -5