panic: uvm_fault_unwire_locked: address not in map Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND * 66147 30557 32767 0x1010 0x4080000 0K syz-executor 395810 84977 0 0x14000 0x200 1 reaper db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830bbae4) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd8061392540,20000000,20001000) at uvm_fault_unwire_locked+0x487 sys/uvm/uvm_fault.c:1663 uvm_fault_unwire(fffffd8061392540,20000000,20001000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1623 hw_sysctl(ffff80002a292a34,4,20000040,ffff80002a292a68,0,0,d3999a3d3cd084d2) at hw_sysctl+0x22b sysctl_vsunlock sys/kern/kern_sysctl.c:204 [inline] hw_sysctl(ffff80002a292a34,4,20000040,ffff80002a292a68,0,0,d3999a3d3cd084d2) at hw_sysctl+0x22b sys/kern/kern_sysctl.c:816 sys_sysctl(ffff800029fe7238,ffff80002a292ba0,ffff80002a292af0) at sys_sysctl+0x422 syscall(ffff80002a292ba0) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a292ba0) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xcf8f826bd40, 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_unwire_locked: address not in map ddb{0}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830bbae4) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd8061392540,20000000,20001000) at uvm_fault_unwire_locked+0x487 sys/uvm/uvm_fault.c:1663 uvm_fault_unwire(fffffd8061392540,20000000,20001000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1623 hw_sysctl(ffff80002a292a34,4,20000040,ffff80002a292a68,0,0,d3999a3d3cd084d2) at hw_sysctl+0x22b sysctl_vsunlock sys/kern/kern_sysctl.c:204 [inline] hw_sysctl(ffff80002a292a34,4,20000040,ffff80002a292a68,0,0,d3999a3d3cd084d2) at hw_sysctl+0x22b sys/kern/kern_sysctl.c:816 sys_sysctl(ffff800029fe7238,ffff80002a292ba0,ffff80002a292af0) at sys_sysctl+0x422 syscall(ffff80002a292ba0) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a292ba0) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xcf8f826bd40, count: -8 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff80002a2927f0 rbx 0xffffffff8343bdcf cpu_info_full_primary+0x2dcf rdx 0 rcx 0xffff800029fe7238 rax 0xffffffff8343aff0 cpu_info_full_primary+0x1ff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xc95acb1a385d2dc r11 0x90171643e6a95888 r12 0xffffffff8343bbd0 cpu_info_full_primary+0x2bd0 r13 0 r14 0 r15 0x1 rip 0xffffffff822b4aa5 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80002a2927e0 ss 0 db_enter+0x25: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor) tid=66147 pid=30557 tcnt=3 stat=onproc flags process=1010 proc=4080000 runpri=36, usrpri=50, slppri=36, nice=20 wchan=0x0, wmesg=, ps_single=0xffff800029fe6590 scnt=2 ecnt=0 forw=0xffffffffffffffff, list=0xffff800029fe7748,0xffff800029fe6fc0 process=0xffff8000ffff9fc8 user=0xffff80002a28d000, vmspace=0xfffffd8061392540 estcpu=36, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 30557 255117 98605 32767 3 0x3010 suspend syz-executor *30557 66147 98605 32767 7 0x4081010 syz-executor 30557 485375 98605 32767 2 0x4081010 syz-executor 76229 318668 32693 32767 2 0x10 syz-executor 76229 523366 32693 32767 3 0x4000090 fsleep syz-executor 63632 144494 54885 32767 3 0x90 nanoslp syz-executor 63632 137390 54885 32767 3 0x4000090 kqread syz-executor 63632 320706 54885 32767 3 0x4000090 fsleep syz-executor 13354 283176 47252 32767 3 0x90 nanoslp syz-executor 13354 130046 47252 32767 3 0x4000090 ttyin syz-executor 13354 165149 47252 32767 3 0x4000090 fsleep syz-executor 25102 461820 79578 32767 3 0x90 nanoslp syz-executor 25102 391174 79578 32767 3 0x4000090 kqpoll syz-executor 25102 436145 79578 32767 3 0x4000090 fsleep syz-executor 83727 178948 17313 32767 3 0x90 wait syz-executor 17313 491075 81221 0 3 0x82 wait syz-executor 54885 270321 56500 32767 2 0x490 syz-executor 56500 495843 81221 0 3 0x82 wait syz-executor 47573 291944 98565 32767 2 0x10 syz-executor 98565 458659 81221 0 3 0x82 wait syz-executor 47252 127612 75747 32767 3 0x90 nanoslp syz-executor 75747 440930 81221 0 3 0x82 wait syz-executor 98605 414055 47557 32767 2 0x490 syz-executor 47557 495391 81221 0 3 0x82 wait syz-executor 79578 456235 18172 32767 2 0x490 syz-executor 18172 256454 81221 0 3 0x82 wait syz-executor 32693 431027 79260 32767 3 0x90 nanoslp syz-executor 79260 467078 81221 0 3 0x82 wait syz-executor 11416 405145 77186 32767 3 0x90 wait syz-executor 77186 212991 81221 0 3 0x82 wait syz-executor 98462 478936 33841 0 3 0x82 netio sshd-session 49539 80410 33841 0 3 0x82 netio sshd-session 67009 155376 0 0 3 0x14200 bored sosplice 81221 499799 78882 0 3 0x82 kqread syz-executor 78882 317381 2236 0 3 0x10008a sigsusp ksh 2236 345117 34686 0 3 0x98 kqread sshd-session 34686 394359 33841 0 3 0x92 kqread sshd-session 13097 463668 1 0 3 0x100083 ttyin getty 33841 191972 1 0 3 0x88 kqread sshd 65315 319458 25638 73 3 0x1100090 kqread syslogd 25638 114569 1 0 3 0x100082 sbwait syslogd 36689 283744 1 0 3 0x100080 kqread resolvd 90544 35580 28539 77 3 0x100092 kqread dhcpleased 56225 128154 28539 77 3 0x100092 kqread dhcpleased 28539 432538 1 0 3 0x80 kqread dhcpleased 28163 24642 0 0 3 0x14200 bored smr 47045 44484 0 0 2 0x14200 zerothread 1565 352595 0 0 3 0x14200 aiodoned aiodoned 97633 183570 0 0 3 0x14200 syncer update 39984 49281 0 0 3 0x14200 cleaner cleaner 84977 395810 0 0 7 0x14200 reaper 98853 13710 0 0 3 0x14200 pgdaemon pagedaemon 49284 57394 0 0 3 0x14200 bored viomb 45312 31090 0 0 3 0x40014200 acpi0 acpi0 66401 457248 0 0 3 0x40014200 idle1 51833 161999 0 0 3 0x14200 bored softnet3 27315 468777 0 0 3 0x14200 bored softnet2 21162 342207 0 0 3 0x14200 bored softnet1 28969 235413 0 0 2 0x14200 softnet0 29528 250135 0 0 3 0x14200 bored systqmp 99039 297603 0 0 3 0x14200 bored systq 92911 204086 0 0 2 0x14200 softclockmp 32587 106241 0 0 2 0x40014200 softclock 18175 155590 0 0 3 0x40014200 idle0 1 358025 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 30557 (syz-executor) thread 0xffff800029fe7238 (66147) shared rwlock vmmaplk r = 0 (0xfffffd8061392630) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 uvm_fault_unwire+0x3e sys/uvm/uvm_fault.c:1622 #3 hw_sysctl+0x22b sysctl_vsunlock sys/kern/kern_sysctl.c:204 [inline] #3 hw_sysctl+0x22b sys/kern/kern_sysctl.c:816 #4 sys_sysctl+0x422 #5 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #5 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #6 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83582c48) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 __mp_acquire_count+0x58 #2 mi_switch+0x658 sys/kern/sched_bsd.c:460 #3 sleep_finish+0x219 sys/kern/kern_synch.c:416 #4 rw_enter+0x348 sys/kern/kern_rwlock.c:285 #5 uvm_fault_unwire+0x3e sys/uvm/uvm_fault.c:1622 #6 hw_sysctl+0x22b sysctl_vsunlock sys/kern/kern_sysctl.c:204 [inline] #6 hw_sysctl+0x22b sys/kern/kern_sysctl.c:816 #7 sys_sysctl+0x422 #8 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #8 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 exclusive rwlock sysctllk r = 0 (0xffffffff834344e0) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 sysctl_vslock+0x45 sys/kern/kern_sysctl.c:176 #3 hw_sysctl+0xa2 sys/kern/kern_sysctl.c:812 #4 sys_sysctl+0x422 #5 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #5 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #6 Xsyscall+0x128 Process 47573 (syz-executor) thread 0xffff80002b1a22e8 (291944) exclusive rrwlock inode r = 0 (0xfffffd8061832d58) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 ufs_ihashins+0x4f sys/ufs/ufs/ufs_ihash.c:169 #5 ffs_vget+0x187 sys/ufs/ffs/ffs_vfsops.c:1230 #6 ffs_inode_alloc+0x283 sys/ufs/ffs/ffs_alloc.c:393 #7 ufs_mkdir+0x113 sys/ufs/ufs/ufs_vnops.c:1112 #8 VOP_MKDIR+0x102 sys/kern/vfs_vops.c:394 #9 domkdirat+0x179 sys/kern/vfs_syscalls.c:3099 #10 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #10 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8057767c50) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0x109 sys/kern/vfs_lookup.c:418 #6 namei+0x7aa sys/kern/vfs_lookup.c:250 #7 domkdirat+0x8b sys/kern/vfs_syscalls.c:3084 #8 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #8 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 Process 84977 (reaper) thread 0xffff800029fd8a28 (395810) exclusive rwlock kmmaplk r = 0 (0xffffffff8351c4d0) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 vm_map_lock_ln+0x143 sys/uvm/uvm_map.c:5252 #3 uvm_unmap+0x81 sys/uvm/uvm_map.c:1792 #4 uvm_uarea_free+0x42 sys/uvm/uvm_glue.c:288 #5 reaper+0x1fe sys/kern/kern_exit.c:469 #6 proc_trampoline+0x10 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10238 14126K 14131K 166960K 14273 0 pcb 17 24K 28K 166960K 27 0 rtable 248 7K 7K 166960K 36244 0 pf 31 16K 16K 166960K 2014 0 ifaddr 42 15K 18K 166960K 3990 0 ifgroup 50 2K 2K 166960K 4003 0 sysctl 4 1K 5K 166960K 145 0 counters 64 36K 36K 166960K 2034 0 ioctlops 0 0K 2K 166960K 3135 0 iov 1 1K 40K 166960K 6383 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1470 92K 92K 166960K 29631 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 13K 166960K 1421 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 3602 0 dirhash 15 3K 4K 166960K 1851 0 ACPI 1690 195K 286K 166960K 12418 0 file desc 25 93K 173K 166960K 79776 0 sigio 1 0K 0K 166960K 2637 0 proc 58 79K 176K 166960K 35431 0 subproc 104 6K 13K 166960K 14690 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 21788 0 in_multi 99 7K 8K 166960K 14535 0 ether_multi 1 0K 0K 166960K 541 0 mrt 2 0K 0K 166960K 14 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 367 1632K 1632K 166960K 367 0 exec 0 0K 1K 166960K 27936 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 307 77K 141K 166960K 702251 0 UVM aobj 131 5K 7K 166960K 151 0 pinsyscall 50 100K 137K 166960K 109590 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 1K 166960K 5845 0 NDP 11 0K 2K 166960K 2977 0 temp 76 6824K 6952K 166960K 571533 0 kqueue 14 22K 36K 166960K 13960 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 24 0 0 1 0 1 1 0 8 0 rtpcb 120 13143 0 13138 88 87 1 4 0 8 0 rtentry 112 11743 0 11626 19 15 4 4 0 8 0 unpcb 144 81663 0 81578 290 283 7 11 0 8 3 syncache 336 1449 0 1449 43 42 1 1 0 8 1 tcpqe 32 682 0 682 73 72 1 1 0 8 1 tcpcb 808 54010 0 53926 365 352 13 23 0 8 0 arp 120 2032 0 2013 1 0 1 1 0 8 0 ipq 40 528 0 522 3 2 1 1 0 8 0 ipqe 40 9142 0 9134 3 2 1 1 0 8 0 inpcb 336 122186 0 122098 402 384 18 21 0 8 5 ip6q 72 17 0 17 16 16 0 1 0 8 0 ip6af 40 34 0 34 16 16 0 1 0 8 0 nd6 136 3744 0 3714 24 22 2 2 0 8 0 kcovpl 48 1130 0 1122 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 47486 0 46986 257 225 32 34 0 8 0 art_table 32 47487 0 46986 16 11 5 5 0 8 0 art_node 16 11742 0 11635 1 0 1 1 0 8 0 sysvmsgpl 40 2 0 2 1 1 0 1 0 8 0 semupl 112 2 0 2 2 2 0 1 0 8 0 semapl 112 3599 0 3589 1 0 1 1 0 8 0 shmpl 112 148 0 20 4 0 4 4 0 8 0 dirhash 1024 1271 0 1239 33 29 4 5 0 8 0 dino2pl 256 108189 0 102722 344 2 342 342 0 8 0 ffsino 272 108189 0 102722 365 0 365 365 0 8 0 nchpl 144 200462 0 197263 121 2 119 119 0 8 0 uvmvnodes 80 12067 0 0 247 0 247 247 0 8 0 vnodes 216 12067 0 0 671 0 671 671 0 8 0 namei 1024 850404 0 850403 68 67 1 3 0 8 0 percpumem 16 1031 0 985 1 0 1 1 0 8 0 kstatmem 264 1992 0 1970 3 1 2 2 0 8 0 scxspl 216 740932 0 740932 163 160 3 8 1 8 3 plimitpl 152 29858 0 29830 3 1 2 2 0 8 0 sigapl 424 78460 0 78402 20 13 7 9 0 8 0 futexpl 64 1002150 0 1002146 33 32 1 1 0 8 0 knotepl 120 3022 0 0 25 0 25 25 0 8 0 kqueuepl 216 30449 0 30438 253 252 1 8 0 8 0 pipepl 320 15397 0 15368 186 183 3 9 0 8 0 fdescpl 496 78441 0 78402 20 14 6 8 0 8 0 filepl 152 598399 0 598069 374 356 18 23 0 8 4 lockfpl 104 23481 0 23479 11 10 1 2 0 8 0 lockfspl 48 6739 0 6737 1 0 1 1 0 8 0 sessionpl 144 1656 0 1638 1 0 1 1 0 8 0 pgrppl 48 4338 0 4312 1 0 1 1 0 8 0 ucredpl 104 122982 0 122963 1 0 1 1 0 8 0 zombiepl 144 78405 0 78402 1 0 1 1 0 8 0 processpl 1160 78460 0 78402 11 6 5 6 0 8 0 procpl 648 189875 0 189807 18 11 7 8 0 8 0 srpgc 96 35 0 35 16 16 0 1 0 8 0 sosppl 168 1035 0 1027 26 25 1 1 0 8 0 sockpl 664 218889 0 218713 608 588 20 34 0 8 5 mcl64k 65536 122 0 0 4 2 2 4 0 8 0 mcl16k 16384 8 0 0 1 0 1 1 0 8 0 mcl12k 12288 4 0 0 1 0 1 1 0 8 0 mcl9k 9216 3 0 0 1 0 1 1 0 8 0 mcl8k 8192 25 0 0 3 0 3 3 0 8 0 mcl4k 4096 5 0 0 1 0 1 1 0 8 0 mcl2k2 2112 7 0 0 1 0 1 1 0 8 0 mcl2k 2048 1195 0 0 31 10 21 29 0 8 0 mtagpl 96 18 0 0 1 0 1 1 0 8 0 mbufpl 256 10383 0 0 562 1 561 561 0 8 0 bufpl 280 131605 0 119492 866 0 866 866 0 8 0 anonpl 24 9356611 0 9339349 849 696 153 157 0 185 21 amapchunkpl 152 2299730 0 2298802 574 529 45 58 0 158 1 amappl16 200 220673 0 220103 809 761 48 57 0 8 5 amappl15 192 21 0 21 13 13 0 1 0 8 0 amappl14 184 3463 0 3451 1 0 1 1 0 8 0 amappl13 176 103 0 103 65 64 1 1 0 8 1 amappl12 168 95458 0 95418 21 18 3 3 0 8 0 amappl11 160 58 0 47 1 0 1 1 0 8 0 amappl10 152 13 0 12 2 1 1 1 0 8 0 amappl9 144 187 0 186 2 1 1 1 0 8 0 amappl8 136 33 0 30 1 0 1 1 0 8 0 amappl7 128 2754 0 2741 1 0 1 1 0 8 0 amappl6 120 9996 0 9993 1 0 1 1 0 8 0 amappl5 112 4740 0 4728 1 0 1 1 0 8 0 amappl4 104 5978 0 5959 1 0 1 1 0 8 0 amappl3 96 476535 0 476392 8 3 5 5 0 8 0 amappl2 88 22387 0 22308 7 4 3 3 0 8 0 amappl1 80 470758 0 470051 60 42 18 20 0 8 0 amappl 88 685127 0 684887 13 6 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 72 150 0 20 3 0 3 3 0 8 0 uaddrrnd 24 78441 0 78402 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 78441 0 78402 1 0 1 1 0 8 0 vmmpekpl 168 680325 0 680253 8 4 4 5 0 8 0 vmmpepl 168 5044415 0 5041533 783 632 151 167 0 357 3 vmsppl 440 78440 0 78402 12 7 5 7 0 8 0 rwobjpl 56 1270957 0 1257110 284 83 201 203 0 8 1 pdppl 4096 156889 0 156804 2171 2084 87 123 0 8 2 pvpl 32 41435 0 0 301 2 299 299 0 265 0 pmappl 248 78440 0 78402 19 16 3 4 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 4654 0 3200 42 0 42 42 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830bbae4) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd8061392540,20000000,20001000) at uvm_fault_unwire_locked+0x487 sys/uvm/uvm_fault.c:1663 uvm_fault_unwire(fffffd8061392540,20000000,20001000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1623 hw_sysctl(ffff80002a292a34,4,20000040,ffff80002a292a68,0,0,d3999a3d3cd084d2) at hw_sysctl+0x22b sysctl_vsunlock sys/kern/kern_sysctl.c:204 [inline] hw_sysctl(ffff80002a292a34,4,20000040,ffff80002a292a68,0,0,d3999a3d3cd084d2) at hw_sysctl+0x22b sys/kern/kern_sysctl.c:816 sys_sysctl(ffff800029fe7238,ffff80002a292ba0,ffff80002a292af0) at sys_sysctl+0x422 syscall(ffff80002a292ba0) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a292ba0) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xcf8f826bd40, count: -8 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffff800029b7bff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff83582a40) at __mp_lock+0x199 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83582a40) at __mp_lock+0x199 sys/kern/kern_lock.c:144 uvm_map_splitentry(ffffffff8351c3e0,fffffd8063ed5188,fffffd805971e9f0,ffff80002a29f000) at uvm_map_splitentry+0x365 sys/uvm/uvm_map.c:2597 uvm_unmap_remove(ffffffff8351c3e0,ffff80002a29f000,ffff80002a2a5000,ffff800029fe58c8,0,1,d383ea6b4c119cb1) at uvm_unmap_remove+0x4dd uvm_unmap(ffffffff8351c3e0,ffff80002a29f000,ffff80002a2a5000) at uvm_unmap+0xab sys/uvm/uvm_map.c:1793 uvm_uarea_free(ffff800029fe7c58) at uvm_uarea_free+0x42 sys/uvm/uvm_glue.c:288 reaper(ffff800029fd8a28) at reaper+0x1fe sys/kern/kern_exit.c:469 end trace frame: 0x0, count: 6 ddb{1}> trace x86_ipi_db(ffff800029b7bff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff83582a40) at __mp_lock+0x199 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83582a40) at __mp_lock+0x199 sys/kern/kern_lock.c:144 uvm_map_splitentry(ffffffff8351c3e0,fffffd8063ed5188,fffffd805971e9f0,ffff80002a29f000) at uvm_map_splitentry+0x365 sys/uvm/uvm_map.c:2597 uvm_unmap_remove(ffffffff8351c3e0,ffff80002a29f000,ffff80002a2a5000,ffff800029fe58c8,0,1,d383ea6b4c119cb1) at uvm_unmap_remove+0x4dd uvm_unmap(ffffffff8351c3e0,ffff80002a29f000,ffff80002a2a5000) at uvm_unmap+0xab sys/uvm/uvm_map.c:1793 uvm_uarea_free(ffff800029fe7c58) at uvm_uarea_free+0x42 sys/uvm/uvm_glue.c:288 reaper(ffff800029fd8a28) at reaper+0x1fe sys/kern/kern_exit.c:469 end trace frame: 0x0, count: -9