panic: uvm_fault_unwire_locked: address not in map Stopped at db_enter+0x1c: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *179695 70801 32767 0x10 0x4000000 1K syz-executor.1 408102 70801 32767 0x10 0x4000000 0 syz-executor.1 db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82934248) at panic+0x17b sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd8066bd9e20,20002000,20004000) at uvm_fault_unwire_locked+0x321 sys/uvm/uvm_fault.c:1663 uvm_fault_unwire(fffffd8066bd9e20,20002000,20004000) at uvm_fault_unwire+0x43 sys/uvm/uvm_fault.c:1623 sys_sysctl(ffff80002a1aaab0,ffff8000359722f0,ffff800035972240) at sys_sysctl+0x239 sys/kern/kern_sysctl.c:259 syscall(ffff8000359722f0) at syscall+0x533 mi_syscall sys/sys/syscall_mi.h:183 [inline] syscall(ffff8000359722f0) at syscall+0x533 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x55730cdd160, count: 8 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{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic *cpu1: uvm_fault_unwire_locked: address not in map ddb{1}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82934248) at panic+0x17b sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd8066bd9e20,20002000,20004000) at uvm_fault_unwire_locked+0x321 sys/uvm/uvm_fault.c:1663 uvm_fault_unwire(fffffd8066bd9e20,20002000,20004000) at uvm_fault_unwire+0x43 sys/uvm/uvm_fault.c:1623 sys_sysctl(ffff80002a1aaab0,ffff8000359722f0,ffff800035972240) at sys_sysctl+0x239 sys/kern/kern_sysctl.c:259 syscall(ffff8000359722f0) at syscall+0x533 mi_syscall sys/sys/syscall_mi.h:183 [inline] syscall(ffff8000359722f0) at syscall+0x533 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x55730cdd160, count: -7 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff800035971ff0 rbx 0xffff800029cfcca7 rdx 0 rcx 0xffff80002a1aaab0 rax 0xffff800029cfbff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xd084a4baada35e83 r11 0x9a595ca4fa55db1d r12 0xffff800029cfcaa8 r13 0 r14 0 r15 0x1 rip 0xffffffff81257e7c db_enter+0x1c cs 0x8 rflags 0x246 rsp 0xffff800035971fe0 ss 0x10 db_enter+0x1c: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor.1) tid=179695 pid=70801 tcnt=4 stat=onproc flags process=10 proc=4000000 runpri=36, usrpri=79, slppri=36, nice=20 wchan=0x0, wmesg=, ps_single=0x0 forw=0xffffffffffffffff, list=0xffff80002a1aa2b8,0xffff80002a1aad68 process=0xffff8000ffff0488 user=0xffff80003596d000, vmspace=0xfffffd8066bd9e20 estcpu=36, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 70801 482746 99059 32767 2 0x10 syz-executor.1 70801 194996 99059 32767 3 0x4000090 fsleep syz-executor.1 *70801 179695 99059 32767 7 0x4000010 syz-executor.1 70801 408102 99059 32767 7 0x4000010 syz-executor.1 61603 254333 78893 32767 3 0x90 nanoslp syz-executor.4 61603 407914 78893 32767 3 0x4000090 kqpoll syz-executor.4 61603 493795 78893 32767 3 0x4000090 fsleep syz-executor.4 61603 52000 78893 32767 3 0x4000090 fsleep syz-executor.4 4592 393750 74043 32767 3 0x90 nanoslp syz-executor.6 4592 193248 74043 32767 3 0x4000090 ttyretype syz-executor.6 4592 139590 74043 32767 3 0x4000090 fsleep syz-executor.6 29599 101412 43568 32767 3 0x90 nanoslp syz-executor.2 29599 437740 43568 32767 3 0x4000090 tunread syz-executor.2 10803 52874 76608 32767 3 0x90 nanoslp syz-executor.7 10803 401645 76608 32767 3 0x4000090 netio syz-executor.7 10803 522048 76608 32767 3 0x4000090 fsleep syz-executor.7 95028 284746 15527 32767 3 0x10 biowait syz-executor.5 15527 422986 1211 0 3 0x82 wait syz-executor.5 41220 48664 48831 32767 3 0x90 nanoslp syz-executor.3 48831 259593 1211 0 3 0x82 wait syz-executor.3 74043 484962 5393 32767 3 0x90 nanoslp syz-executor.6 5393 383653 1211 0 3 0x82 wait syz-executor.6 99059 69765 41547 32767 3 0x90 nanoslp syz-executor.1 41547 413022 1211 0 3 0x82 wait syz-executor.1 78893 420478 17679 32767 3 0x90 nanoslp syz-executor.4 17679 252788 1211 0 3 0x82 wait syz-executor.4 43117 482660 96607 32767 3 0x90 nanoslp syz-executor.0 96607 226045 1211 0 3 0x82 wait syz-executor.0 38388 506171 0 0 3 0x14200 bored sosplice 76608 414500 54344 32767 3 0x90 nanoslp syz-executor.7 54344 285040 1211 0 3 0x82 wait syz-executor.7 43568 474980 92140 32767 3 0x90 nanoslp syz-executor.2 92140 256729 1211 0 3 0x82 wait syz-executor.2 1211 295160 41584 0 3 0x2000082 kqread syz-fuzzer 1211 247544 41584 0 3 0x6000082 nanoslp syz-fuzzer 1211 404991 41584 0 3 0x6000082 wait syz-fuzzer 1211 68471 41584 0 3 0x6000082 wait syz-fuzzer 1211 251260 41584 0 3 0x6000082 thrsleep syz-fuzzer 1211 268811 41584 0 3 0x6000082 wait syz-fuzzer 1211 490765 41584 0 3 0x6000082 thrsleep syz-fuzzer 1211 45323 41584 0 3 0x6000082 wait syz-fuzzer 1211 181589 41584 0 3 0x6000082 wait syz-fuzzer 1211 383204 41584 0 3 0x6000082 thrsleep syz-fuzzer 1211 375147 41584 0 3 0x6000082 thrsleep syz-fuzzer 1211 455293 41584 0 3 0x6000082 thrsleep syz-fuzzer 1211 483111 41584 0 3 0x6000082 wait syz-fuzzer 1211 33619 41584 0 3 0x6000082 wait syz-fuzzer 1211 305568 41584 0 3 0x6000082 thrsleep syz-fuzzer 1211 318241 41584 0 3 0x6000082 wait syz-fuzzer 41584 234667 42260 0 3 0x10008a sigsusp ksh 42260 254662 48130 0 3 0x9a kqread sshd 29349 281103 1 0 3 0x100083 ttyin getty 48130 440401 1 0 3 0x88 kqread sshd 60714 300019 8462 73 3 0x1100090 kqread syslogd 8462 327652 1 0 3 0x100082 netio syslogd 96775 495684 1 0 3 0x100080 kqread resolvd 88807 339820 39337 77 3 0x100092 kqread dhcpleased 22289 487953 39337 77 3 0x100092 kqread dhcpleased 39337 347068 1 0 3 0x80 kqread dhcpleased 39769 234801 0 0 3 0x14200 bored smr 44458 317402 0 0 2 0x14200 zerothread 5108 21836 0 0 3 0x14200 aiodoned aiodoned 63019 85730 0 0 3 0x14200 syncer update 44080 108905 0 0 3 0x14200 cleaner cleaner 6425 495317 0 0 3 0x14200 reaper reaper 3623 208301 0 0 3 0x14200 pgdaemon pagedaemon 22756 142194 0 0 3 0x14200 bored viomb 12558 347519 0 0 3 0x40014200 acpi0 acpi0 52837 330412 0 0 3 0x40014200 idle1 66567 222952 0 0 3 0x14200 bored softnet3 65740 53844 0 0 3 0x14200 bored softnet2 69189 301636 0 0 3 0x14200 bored softnet1 3734 371508 0 0 3 0x14200 bored softnet0 91469 257905 0 0 3 0x14200 bored systqmp 2427 481204 0 0 3 0x14200 bored systq 96849 349915 0 0 3 0x14200 tmoslp softclockmp 27922 332503 0 0 3 0x40014200 tmoslp softclock 85661 220857 0 0 3 0x40014200 idle0 1 283263 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 70801 (syz-executor.1) thread 0xffff80002a1aaab0 (179695) shared rwlock vmmaplk r = 0 (0xfffffd8066bd9f18) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 uvm_fault_unwire+0x35 sys/uvm/uvm_fault.c:1622 #3 sys_sysctl+0x239 sys/kern/kern_sysctl.c:259 #4 syscall+0x533 mi_syscall sys/sys/syscall_mi.h:183 [inline] #4 syscall+0x533 sys/arch/amd64/amd64/trap.c:577 #5 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff82da8dc8) #0 witness_lock+0x447 #1 __mp_acquire_count+0x48 sys/kern/kern_lock.c:227 #2 mi_switch+0x46f sys/kern/sched_bsd.c:470 #3 sleep_finish+0x19b sys/kern/kern_synch.c:414 #4 rw_enter+0x341 sys/kern/kern_rwlock.c:285 #5 uvm_fault_unwire+0x35 sys/uvm/uvm_fault.c:1622 #6 sys_sysctl+0x239 sys/kern/kern_sysctl.c:259 #7 syscall+0x533 mi_syscall sys/sys/syscall_mi.h:183 [inline] #7 syscall+0x533 sys/arch/amd64/amd64/trap.c:577 #8 Xsyscall+0x128 exclusive rwlock sysctllk r = 0 (0xffffffff82cb3a50) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 sys_sysctl+0x1c3 sys/kern/kern_sysctl.c:238 #3 syscall+0x533 mi_syscall sys/sys/syscall_mi.h:183 [inline] #3 syscall+0x533 sys/arch/amd64/amd64/trap.c:577 #4 Xsyscall+0x128 Process 70801 (syz-executor.1) thread 0xffff80002a1aad58 (408102) shared rwlock vmmaplk r = 0 (0xfffffd8066bd9f18) #0 witness_lock+0x447 #1 uvmfault_lookup+0xd9 sys/uvm/uvm_fault.c:1785 #2 uvm_fault_check+0x3e sys/uvm/uvm_fault.c:672 #3 uvm_fault+0xf2 sys/uvm/uvm_fault.c:600 #4 upageflttrap+0x86 sys/arch/amd64/amd64/trap.c:188 #5 usertrap+0x226 sys/arch/amd64/amd64/trap.c:436 #6 recall_trap+0x8 Process 95028 (syz-executor.5) thread 0xffff80002a197810 (284746) exclusive rrwlock inode r = 0 (0xfffffd806fb69c58) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 ufs_ihashins+0x46 sys/ufs/ufs/ufs_ihash.c:140 #5 ffs_vget+0x141 sys/ufs/ffs/ffs_vfsops.c:1343 #6 ffs_inode_alloc+0x1c2 sys/ufs/ffs/ffs_alloc.c:394 #7 ufs_mkdir+0xf8 sys/ufs/ufs/ufs_vnops.c:1145 #8 VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:388 #9 domkdirat+0x125 sys/kern/vfs_syscalls.c:3073 #10 syscall+0x533 mi_syscall sys/sys/syscall_mi.h:183 [inline] #10 syscall+0x533 sys/arch/amd64/amd64/trap.c:577 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806fb69e78) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0xd5 sys/kern/vfs_lookup.c:418 #6 namei+0x55a sys/kern/vfs_lookup.c:250 #7 domkdirat+0x79 sys/kern/vfs_syscalls.c:3058 #8 syscall+0x533 mi_syscall sys/sys/syscall_mi.h:183 [inline] #8 syscall+0x533 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10211 6412K 6419K 166960K 11363 0 pcb 15 20K 24K 166960K 23 0 rtable 256 7K 7K 166960K 2862 0 pf 29 8K 8K 166960K 77 0 ifaddr 44 15K 15K 166960K 146 0 ifgroup 50 2K 2K 166960K 146 0 sysctl 4 1K 3K 166960K 23 0 counters 64 36K 36K 166960K 112 0 ioctlops 0 0K 2K 166960K 150 0 iov 0 0K 34K 166960K 3683 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1279 80K 80K 166960K 6310 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 317 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 1K 166960K 9096 0 dirhash 12 2K 2K 166960K 12 0 ACPI 1697 195K 286K 166960K 12548 0 file desc 23 85K 113K 166960K 27381 0 sigio 0 0K 0K 166960K 637 0 proc 56 78K 103K 166960K 2731 0 subproc 104 6K 6K 166960K 416 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 3850 0 in_multi 99 7K 7K 166960K 695 0 ether_multi 1 0K 0K 166960K 31 0 mrt 1 0K 0K 166960K 1 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 247 1102K 1102K 166960K 247 0 exec 0 0K 1K 166960K 3799 0 tdb 3 0K 0K 166960K 3 0 pagedep 1 8K 8K 166960K 1 0 inodedep 1 32K 32K 166960K 1 0 newblk 1 0K 0K 166960K 1 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 465 92K 110K 166960K 272159 0 UVM aobj 131 4K 4K 166960K 136 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 675 0 NDP 11 0K 2K 166960K 99 0 temp 74 6712K 6840K 166960K 65540 0 kqueue 12 18K 30K 166960K 2521 0 SYN cache 2 16K 16K 166960K 2 0 ddb{1}> 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 1834 0 1831 22 21 1 5 0 8 0 rtentry 112 449 0 328 4 0 4 4 0 8 0 unpcb 144 22015 0 21872 197 191 6 10 0 8 0 syncache 320 363 0 363 40 40 0 1 0 8 0 sackhl 24 1 0 1 1 1 0 1 0 8 0 tcpqe 32 356 0 356 42 42 0 1 0 8 0 tcpcb 808 16251 0 16202 268 262 6 20 0 8 0 arp 120 72 0 53 1 0 1 1 0 8 0 ipq 40 30 0 30 11 11 0 1 0 8 0 ipqe 40 106 0 106 11 11 0 1 0 8 0 inpcb 376 31603 0 31580 325 316 9 24 0 8 0 nd6 136 164 0 130 3 1 2 2 0 8 0 kcovpl 48 32 0 24 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 1840 0 1359 40 9 31 31 0 8 0 art_table 32 1841 0 1359 4 0 4 4 0 8 0 art_node 16 448 0 337 1 0 1 1 0 8 0 sysvmsgpl 40 10 0 7 1 0 1 1 0 8 0 semupl 112 2 0 2 1 1 0 1 0 8 0 semapl 112 9088 0 9078 1 0 1 1 0 8 0 shmpl 112 133 0 5 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 37320 0 35854 92 0 92 92 0 8 0 ffsino 272 37320 0 35854 99 0 99 99 0 8 0 nchpl 144 73174 0 71531 63 0 63 63 0 8 0 uvmvnodes 80 5926 0 0 121 0 121 121 0 8 0 vnodes 216 5926 0 0 330 0 330 330 0 8 0 namei 1024 251003 0 251002 3 2 1 2 0 8 0 percpumem 16 70 0 24 1 0 1 1 0 8 0 kstatmem 264 70 0 48 2 0 2 2 0 8 0 scxspl 216 215572 0 215571 68 67 1 8 1 8 0 plimitpl 152 4709 0 4685 36 34 2 2 0 8 0 sigapl 424 27631 0 27576 7 0 7 7 0 8 0 futexpl 64 240374 0 240369 1 0 1 1 0 8 0 knotepl 120 1168 0 0 17 2 15 17 0 8 0 kqueuepl 216 6343 0 6334 112 107 5 7 0 8 4 pipepl 320 4501 0 4473 83 74 9 13 0 8 4 fdescpl 496 27612 0 27578 7 2 5 6 0 8 0 filepl 152 176086 0 175717 223 204 19 26 0 8 4 lockfpl 104 4337 0 4335 2 1 1 2 0 8 0 lockfspl 48 1205 0 1203 1 0 1 1 0 8 0 sessionpl 144 47 0 31 1 0 1 1 0 8 0 pgrppl 48 613 0 597 1 0 1 1 0 8 0 ucredpl 104 29286 0 29268 1 0 1 1 0 8 0 zombiepl 144 27578 0 27576 1 0 1 1 0 8 0 processpl 1136 27631 0 27576 5 0 5 5 0 8 0 procpl 680 77833 0 77752 30 22 8 9 0 8 0 sosppl 168 468 0 468 25 24 1 1 0 8 1 sockpl 488 57884 0 57718 804 778 26 37 0 8 5 mcl64k 65536 26 0 0 4 1 3 3 0 8 0 mcl16k 16384 25 0 0 3 0 3 3 0 8 0 mcl12k 12288 25 0 0 2 0 2 2 0 8 0 mcl9k 9216 17 0 0 2 0 2 2 0 8 0 mcl8k 8192 51 0 0 4 1 3 3 0 8 0 mcl4k 4096 81 0 0 3 0 3 3 0 8 0 mcl2k2 2112 21 0 0 2 0 2 2 0 8 0 mcl2k 2048 594 0 0 31 17 14 31 0 8 0 mtagpl 96 7 0 0 1 0 1 1 0 8 0 mbufpl 256 7239 0 0 385 0 385 385 0 8 0 bufpl 288 48470 0 42150 452 0 452 452 0 8 0 anonpl 24 2700972 0 2689074 320 223 97 123 0 186 1 amapchunkpl 152 865177 0 864288 187 149 38 52 0 158 0 amappl16 200 60400 0 60075 267 244 23 43 0 8 0 amappl15 192 25 0 24 1 0 1 1 0 8 0 amappl14 184 256 0 238 3 2 1 2 0 8 0 amappl13 176 80 0 78 1 0 1 1 0 8 0 amappl12 168 28667 0 28622 3 0 3 3 0 8 0 amappl11 160 50 0 40 1 0 1 1 0 8 0 amappl10 152 104 0 90 1 0 1 1 0 8 0 amappl9 144 428 0 426 1 0 1 1 0 8 0 amappl8 136 1275 0 1052 8 0 8 8 0 8 0 amappl7 128 353 0 328 2 0 2 2 0 8 0 amappl6 120 895 0 875 1 0 1 1 0 8 0 amappl5 112 693 0 685 1 0 1 1 0 8 0 amappl4 104 1016 0 984 5 4 1 2 0 8 0 amappl3 96 167808 0 167705 38 35 3 5 0 8 0 amappl2 88 29294 0 29210 3 1 2 3 0 8 0 amappl1 80 106180 0 105650 22 9 13 22 0 8 0 amappl 88 270633 0 270369 7 0 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 72 135 0 5 3 0 3 3 0 8 0 uaddrrnd 24 27612 0 27578 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 27612 0 27578 1 0 1 1 0 8 0 vmmpekpl 168 213049 0 212979 5 1 4 4 0 8 0 vmmpepl 168 1597911 0 1595344 386 257 129 147 0 357 0 vmsppl 448 27611 0 27578 5 0 5 5 0 8 0 rwobjpl 56 397334 0 389746 124 13 111 114 0 8 0 pdppl 4096 55231 0 55156 675 594 81 89 0 8 6 pvpl 32 44929 0 0 365 2 363 363 0 265 0 pmappl 248 27611 0 27578 4 1 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 2101 0 910 35 0 35 35 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x1e: addq $0x8,%rsp x86_ipi_db(ffffffff82ccaff0) at x86_ipi_db+0x1e 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+0x27 __mp_lock(ffffffff82da8bc0) at __mp_lock+0x129 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82da8bc0) at __mp_lock+0x129 sys/kern/kern_lock.c:147 intr_handler(ffff800030944420,ffff80000006bc00) at intr_handler+0x62 sys/arch/amd64/amd64/intr.c:539 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __mp_lock(ffffffff82da8bc0) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82da8bc0) at __mp_lock+0x122 sys/kern/kern_lock.c:147 uvm_fault(fffffd8066bd9e20,557a587d000,0,2) at uvm_fault+0x181 sys/uvm/uvm_fault.c:622 upageflttrap(ffff8000309447a0,557a587d000) at upageflttrap+0x86 sys/arch/amd64/amd64/trap.c:188 usertrap(ffff8000309447a0) at usertrap+0x226 sys/arch/amd64/amd64/trap.c:436 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x5578d5403a0, count: 4 ddb{0}> trace x86_ipi_db(ffffffff82ccaff0) at x86_ipi_db+0x1e 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+0x27 __mp_lock(ffffffff82da8bc0) at __mp_lock+0x129 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82da8bc0) at __mp_lock+0x129 sys/kern/kern_lock.c:147 intr_handler(ffff800030944420,ffff80000006bc00) at intr_handler+0x62 sys/arch/amd64/amd64/intr.c:539 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __mp_lock(ffffffff82da8bc0) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82da8bc0) at __mp_lock+0x122 sys/kern/kern_lock.c:147 uvm_fault(fffffd8066bd9e20,557a587d000,0,2) at uvm_fault+0x181 sys/uvm/uvm_fault.c:622 upageflttrap(ffff8000309447a0,557a587d000) at upageflttrap+0x86 sys/arch/amd64/amd64/trap.c:188 usertrap(ffff8000309447a0) at usertrap+0x226 sys/arch/amd64/amd64/trap.c:436 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x5578d5403a0, count: -11 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x1c: addq $0x8,%rsp db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82934248) at panic+0x17b sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd8066bd9e20,20002000,20004000) at uvm_fault_unwire_locked+0x321 sys/uvm/uvm_fault.c:1663 uvm_fault_unwire(fffffd8066bd9e20,20002000,20004000) at uvm_fault_unwire+0x43 sys/uvm/uvm_fault.c:1623 sys_sysctl(ffff80002a1aaab0,ffff8000359722f0,ffff800035972240) at sys_sysctl+0x239 sys/kern/kern_sysctl.c:259 syscall(ffff8000359722f0) at syscall+0x533 mi_syscall sys/sys/syscall_mi.h:183 [inline] syscall(ffff8000359722f0) at syscall+0x533 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x55730cdd160, count: 8 ddb{1}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82934248) at panic+0x17b sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd8066bd9e20,20002000,20004000) at uvm_fault_unwire_locked+0x321 sys/uvm/uvm_fault.c:1663 uvm_fault_unwire(fffffd8066bd9e20,20002000,20004000) at uvm_fault_unwire+0x43 sys/uvm/uvm_fault.c:1623 sys_sysctl(ffff80002a1aaab0,ffff8000359722f0,ffff800035972240) at sys_sysctl+0x239 sys/kern/kern_sysctl.c:259 syscall(ffff8000359722f0) at syscall+0x533 mi_syscall sys/sys/syscall_mi.h:183 [inline] syscall(ffff8000359722f0) at syscall+0x533 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x55730cdd160, count: -7