panic: uvm_fault_unwire_locked: address not in map Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *132269 47393 0 0x1000 0x4080000 1K syz-executor 382169 47393 0 0x1000 0x4080000 0 syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830b8ff2) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd806bd80568,20000000,20011000) at uvm_fault_unwire_locked+0x487 sys/uvm/uvm_fault.c:1663 uvm_fault_unwire(fffffd806bd80568,20000000,20011000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1623 kern_sysctl(ffff8000372a54c4,5,20000100,ffff8000372a54f8,0,37,e9d86f57ad51de90) at kern_sysctl+0x500 sysctl_vsunlock sys/kern/kern_sysctl.c:209 [inline] kern_sysctl(ffff8000372a54c4,5,20000100,ffff8000372a54f8,0,37,e9d86f57ad51de90) at kern_sysctl+0x500 sys/kern/kern_sysctl.c:508 sys_sysctl(ffff8000371d4f70,ffff8000372a5630,ffff8000372a5580) at sys_sysctl+0x425 syscall(ffff8000372a5630) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:178 [inline] syscall(ffff8000372a5630) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x2e5a8d48920, 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{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+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830b8ff2) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd806bd80568,20000000,20011000) at uvm_fault_unwire_locked+0x487 sys/uvm/uvm_fault.c:1663 uvm_fault_unwire(fffffd806bd80568,20000000,20011000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1623 kern_sysctl(ffff8000372a54c4,5,20000100,ffff8000372a54f8,0,37,e9d86f57ad51de90) at kern_sysctl+0x500 sysctl_vsunlock sys/kern/kern_sysctl.c:209 [inline] kern_sysctl(ffff8000372a54c4,5,20000100,ffff8000372a54f8,0,37,e9d86f57ad51de90) at kern_sysctl+0x500 sys/kern/kern_sysctl.c:508 sys_sysctl(ffff8000371d4f70,ffff8000372a5630,ffff8000372a5580) at sys_sysctl+0x425 syscall(ffff8000372a5630) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:178 [inline] syscall(ffff8000372a5630) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x2e5a8d48920, count: -8 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff8000372a5170 rbx 0xffff800029b7cdbf rdx 0 rcx 0xffff8000371d4f70 rax 0xffff800029b7bff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xb45384cf483bc106 r11 0xe95f8bc74c5747fe r12 0xffff800029b7cbc0 r13 0 r14 0 r15 0x1 rip 0xffffffff82aa2ef5 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff8000372a5160 ss 0 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=132269 pid=47393 tcnt=5 stat=onproc flags process=1000 proc=4080000 runpri=32, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0xffff8000371d47d8 scnt=4 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000371d42c8,0xffff8000371d5208 process=0xffff80003729dfb8 user=0xffff8000372a0000, vmspace=0xfffffd806bd80568 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 47393 89183 57473 0 3 0x3000 suspend syz-executor 47393 158154 57473 0 2 0x4081080 syz-executor *47393 132269 57473 0 7 0x4081000 syz-executor 47393 369004 57473 0 2 0x4081000 syz-executor 47393 382169 57473 0 7 0x4081000 syz-executor 45485 239685 94526 0 2 0 syz-executor 45485 323913 94526 0 3 0x4000080 pipewr syz-executor 14764 237863 0 0 3 0x14280 nfsidl nfsio 88360 49935 0 0 3 0x14280 nfsidl nfsio 29014 434624 0 0 3 0x14280 nfsidl nfsio 2943 96786 0 0 3 0x14280 nfsidl nfsio 71412 314931 0 0 3 0x14280 nfsidl nfsio 82898 280566 0 0 3 0x14280 nfsidl nfsio 5710 11975 0 0 3 0x14280 nfsidl nfsio 66486 157401 0 0 3 0x14280 nfsidl nfsio 23342 454080 0 0 3 0x14280 nfsidl nfsio 6144 380736 0 0 3 0x14280 nfsidl nfsio 17973 341945 0 0 3 0x14280 nfsidl nfsio 37459 272828 0 0 3 0x14280 nfsidl nfsio 5851 424263 0 0 3 0x14280 nfsidl nfsio 90120 286306 0 0 3 0x14280 nfsidl nfsio 72976 514038 0 0 3 0x14280 nfsidl nfsio 67268 53557 0 0 3 0x14280 nfsidl nfsio 88742 312657 0 0 3 0x14280 nfsidl nfsio 90895 339684 0 0 3 0x14280 nfsidl nfsio 88594 196624 0 0 3 0x14280 nfsidl nfsio 57614 78708 0 0 3 0x14280 nfsidl nfsio 31531 426529 36316 0 3 0x80 nanoslp syz-executor 31531 247575 36316 0 3 0x4000080 lockf syz-executor 31531 352502 36316 0 3 0x4000080 fsleep syz-executor 24139 267921 21566 0 3 0x80 nanoslp syz-executor 24139 486449 21566 0 3 0x4000080 lockf syz-executor 24139 489804 21566 0 3 0x4000080 fsleep syz-executor 24139 317946 21566 0 3 0x4000080 fsleep syz-executor 70920 398210 17838 0 3 0x80 nanoslp syz-executor 70920 466876 17838 0 3 0x4000080 kqsel syz-executor 70920 252403 17838 0 3 0x4000080 fsleep syz-executor 70920 281372 17838 0 3 0x4000080 fsleep syz-executor 7513 170490 41912 0 3 0x80 nanoslp syz-executor 7513 393559 41912 0 3 0x4000080 fsleep syz-executor 7513 294426 41912 0 3 0x4000080 pipewr syz-executor 28574 294352 85604 0 3 0x90 nanoslp syz-executor 28574 443027 85604 0 3 0x4000090 msgwait syz-executor 28574 347431 85604 0 3 0x4000090 fsleep syz-executor 56788 425667 0 0 3 0x14200 bored sosplice 17838 234013 28906 0 3 0x82 nanoslp syz-executor 96561 291287 28906 0 3 0x82 piperd syz-executor 41912 195323 28906 0 2 0x2 syz-executor 57473 297029 28906 0 3 0x82 nanoslp syz-executor 85604 377445 28906 0 3 0x82 nanoslp syz-executor 94526 522678 28906 0 3 0x82 nanoslp syz-executor 21566 502706 28906 0 3 0x82 nanoslp syz-executor 36316 370143 28906 0 3 0x82 nanoslp syz-executor 28906 31959 6385 0 2 0x2 syz-executor 6385 479291 73027 0 3 0x10008a sigsusp ksh 73027 368795 56 0 3 0x98 kqread sshd-session 56 219345 19855 0 3 0x92 kqread sshd-session 25822 484182 1 0 3 0x100083 ttyin getty 19855 524094 1 0 3 0x88 kqread sshd 26289 218498 13133 74 3 0x1100092 bpf pflogd 13133 340826 1 0 3 0x80 sbwait pflogd 39830 11805 57647 73 3 0x1100090 kqread syslogd 57647 414473 1 0 3 0x100082 sbwait syslogd 90869 258004 1 0 3 0x100080 kqread resolvd 46216 74284 62676 77 3 0x100092 kqread dhcpleased 51983 79198 62676 77 3 0x100092 kqread dhcpleased 62676 224102 1 0 3 0x80 kqread dhcpleased 72454 458212 0 0 3 0x14200 bored smr 39190 49447 0 0 2 0x14200 zerothread 32814 13762 0 0 3 0x14200 aiodoned aiodoned 39685 504189 0 0 3 0x14200 syncer update 34646 474587 0 0 3 0x14200 cleaner cleaner 57366 509235 0 0 3 0x14200 reaper reaper 3618 42421 0 0 3 0x14200 pgdaemon pagedaemon 27376 322503 0 0 3 0x14200 bored viomb 41979 263698 0 0 3 0x40014200 acpi0 acpi0 12375 311977 0 0 3 0x40014200 idle1 8063 259676 0 0 3 0x14200 bored softnet3 38477 406394 0 0 3 0x14200 bored softnet2 38378 12625 0 0 3 0x14200 bored softnet1 99645 438915 0 0 3 0x14200 bored softnet0 19276 258859 0 0 3 0x14200 bored systqmp 98010 62171 0 0 3 0x14200 bored systq 12302 344148 0 0 3 0x14200 tmoslp softclockmp 40348 76998 0 0 3 0x40014200 tmoslp softclock 11597 390456 0 0 3 0x40014200 idle0 1 276579 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 47393 (syz-executor) thread 0xffff8000371d4f70 (132269) shared rwlock vmmaplk r = 0 (0xfffffd806bd80660) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 uvm_fault_unwire+0x3e sys/uvm/uvm_fault.c:1622 #2 kern_sysctl+0x500 sysctl_vsunlock sys/kern/kern_sysctl.c:209 [inline] #2 kern_sysctl+0x500 sys/kern/kern_sysctl.c:508 #3 sys_sysctl+0x425 #4 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:178 [inline] #4 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #5 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83502d00) #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+0x4b7 sys/kern/sched_bsd.c:441 #3 sleep_finish+0x278 sys/kern/kern_synch.c:417 #4 rw_enter+0x348 sys/kern/kern_rwlock.c:285 #5 vm_map_lock_ln+0x12e sys/uvm/uvm_map.c:5257 #6 uvmfault_lookup+0xe8 sys/uvm/uvm_fault.c:1779 #7 uvm_fault_check+0x83e uvmfault_amapcopy sys/uvm/uvm_fault.c:236 [inline] #7 uvm_fault_check+0x83e sys/uvm/uvm_fault.c:710 #8 uvm_fault+0x112 sys/uvm/uvm_fault.c:600 #9 uvm_fault_wire+0x73 sys/uvm/uvm_fault.c:1602 #10 sysctl_vslock+0x109 sys/kern/kern_sysctl.c:191 #11 kern_sysctl+0x1ad sys/kern/kern_sysctl.c:504 #12 sys_sysctl+0x425 #13 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:178 [inline] #13 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #14 Xsyscall+0x128 exclusive rwlock sysctllk r = 0 (0xffffffff834341f0) #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:181 #3 kern_sysctl+0x1ad sys/kern/kern_sysctl.c:504 #4 sys_sysctl+0x425 #5 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:178 [inline] #5 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #6 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10196 11243K 11374K 166960K 11337 0 pcb 18 14K 15K 166960K 46 0 rtable 238 7K 7K 166960K 363 0 pf 34 17K 18K 166960K 45 0 ifaddr 44 7K 7K 166960K 46 0 ifgroup 55 2K 2K 166960K 55 0 sysctl 2 0K 0K 166960K 2 0 counters 64 36K 36K 166960K 64 0 ioctlops 0 0K 4K 166960K 1486 0 iov 0 0K 16K 166960K 7 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1370 86K 86K 166960K 1425 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 3 5K 5K 166960K 4 0 VM map 2 1K 1K 166960K 2 0 sem 4 0K 0K 166960K 4 0 dirhash 12 2K 2K 166960K 12 0 ACPI 1690 195K 286K 166960K 12468 0 file desc 17 61K 89K 166960K 212 0 sigio 0 0K 0K 166960K 1 0 proc 74 103K 128K 166960K 546 0 subproc 104 6K 6K 166960K 104 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 12 0 in_multi 103 7K 7K 166960K 106 0 ether_multi 1 0K 0K 166960K 2 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 49 228K 228K 166960K 49 0 exec 0 0K 1K 166960K 366 0 fusefs mount 1 32K 32K 166960K 1 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 253 73K 76K 166960K 3584 0 UVM aobj 6 2K 4K 166960K 8 0 pinsyscall 42 84K 104K 166960K 1281 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 2 0K 0K 166960K 15 0 NDP 14 0K 1K 166960K 28 0 temp 38 6811K 6875K 166960K 4352 0 kqueue 13 20K 24K 166960K 32 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 42 0 38 1 0 1 1 0 8 0 rtentry 112 111 0 1 4 0 4 4 0 8 0 unpcb 144 86 0 67 1 0 1 1 0 8 0 syncache 336 3 0 3 1 0 1 1 0 8 1 tcpcb 808 32 0 24 2 0 2 2 0 8 1 arp 120 18 0 0 1 0 1 1 0 8 0 inpcb 336 369 0 353 7 0 7 7 0 8 5 nd6 136 24 0 0 1 0 1 1 0 8 0 kcovpl 48 8 0 0 1 0 1 1 0 8 0 pffrag 232 1 0 0 1 0 1 1 0 482 0 pffrnode 88 1 0 0 1 0 1 1 0 8 0 pffrent 40 1 0 0 1 0 1 1 0 8 0 pfosfp 40 1428 0 1005 5 0 5 5 0 8 0 pfosfpen 112 1428 0 714 21 0 21 21 0 8 0 pfstitem 24 25 0 0 1 0 1 1 0 8 0 pfstkey 128 25 0 0 1 0 1 1 0 8 0 pfstate 376 25 0 0 3 0 3 3 0 8 0 pfrule 1344 21 0 15 2 0 2 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 453 0 0 29 0 29 29 0 8 0 art_table 32 454 0 0 4 0 4 4 0 8 0 art_node 16 110 0 10 1 0 1 1 0 8 0 sysvmsgpl 40 3 0 2 1 0 1 1 0 8 0 semapl 112 2 0 0 1 0 1 1 0 8 0 shmpl 112 5 0 2 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1658 0 148 95 0 95 95 0 8 0 ffsino 272 1658 0 148 101 0 101 101 0 8 0 nchpl 144 1961 0 270 63 0 63 63 0 8 0 uvmvnodes 80 1806 0 0 37 0 37 37 0 8 0 vnodes 216 1806 0 0 101 0 101 101 0 8 0 namei 1024 6024 0 6024 1 0 1 1 0 8 1 percpumem 16 46 0 0 1 0 1 1 0 8 0 kstatmem 264 24 0 0 2 0 2 2 0 8 0 scxspl 216 5592 0 5592 3 1 2 2 1 8 2 plimitpl 152 31 0 13 1 0 1 1 0 8 0 sigapl 424 531 0 461 9 1 8 8 0 8 0 futexpl 64 1338 0 1330 1 0 1 1 0 8 0 knotepl 120 560 0 0 17 0 17 17 0 8 0 kqueuepl 216 35 0 25 1 0 1 1 0 8 0 pipepl 320 176 0 147 3 0 3 3 0 8 0 fdescpl 496 492 0 461 5 0 5 5 0 8 0 filepl 152 2257 0 1984 13 0 13 13 0 8 2 lockfpl 104 23 0 13 1 0 1 1 0 8 0 lockfspl 48 12 0 6 1 0 1 1 0 8 0 sessionpl 144 22 0 13 1 0 1 1 0 8 0 pgrppl 48 32 0 15 1 0 1 1 0 8 0 ucredpl 104 141 0 127 1 0 1 1 0 8 0 zombiepl 144 461 0 461 1 0 1 1 0 8 1 processpl 1160 531 0 461 6 0 6 6 0 8 0 procpl 648 674 0 587 9 1 8 8 0 8 0 sockpl 664 499 0 460 9 0 9 9 0 8 5 mcl8k 8192 2 0 0 1 0 1 1 0 8 0 mcl4k 4096 138 0 0 18 0 18 18 0 8 0 mcl2k 2048 19 0 0 3 0 3 3 0 8 0 mtagpl 96 5 0 0 1 0 1 1 0 8 0 mbufpl 256 190 0 0 12 0 12 12 0 8 0 bufpl 280 2304 0 99 158 0 158 158 0 8 0 anonpl 24 160330 0 156760 34 1 33 33 0 185 11 amapchunkpl 152 12319 0 11766 28 0 28 28 0 158 5 amappl16 200 4021 0 3999 5 1 4 5 0 8 2 amappl15 192 6 0 6 1 1 0 1 0 8 0 amappl14 184 112 0 100 1 0 1 1 0 8 0 amappl13 176 13 0 12 1 0 1 1 0 8 0 amappl12 168 1159 0 1128 4 1 3 3 0 8 0 amappl11 160 49 0 35 1 0 1 1 0 8 0 amappl10 152 18 0 18 1 1 0 1 0 8 0 amappl9 144 127 0 127 1 1 0 1 0 8 0 amappl8 136 23 0 20 1 0 1 1 0 8 0 amappl7 128 108 0 95 1 0 1 1 0 8 0 amappl6 120 167 0 165 1 0 1 1 0 8 0 amappl5 112 172 0 160 1 0 1 1 0 8 0 amappl4 104 305 0 286 1 0 1 1 0 8 0 amappl3 96 2172 0 2066 3 0 3 3 0 8 0 amappl2 88 754 0 671 2 0 2 2 0 8 0 amappl1 80 7656 0 7089 16 2 14 14 0 8 1 amappl 88 3217 0 3027 5 0 5 5 0 92 0 dma32768 32768 1 0 1 1 0 1 1 0 8 1 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 7 0 2 1 0 1 1 0 8 0 uaddrrnd 24 492 0 461 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 492 0 461 1 0 1 1 0 8 0 vmmpekpl 168 5672 0 5630 2 0 2 2 0 8 0 vmmpepl 168 38929 0 37050 84 0 84 84 0 357 0 vmsppl 448 491 0 461 6 1 5 5 0 8 1 rwobjpl 56 17225 0 14464 39 0 39 39 0 8 0 pdppl 4096 991 0 922 95 22 73 83 0 8 4 pvpl 32 11178 0 0 92 1 91 91 0 265 0 pmappl 248 491 0 461 3 0 3 3 0 8 0 extentpl 40 55 0 38 1 0 1 1 0 8 0 phpool 112 379 0 25 11 0 11 11 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff834b3ff0) 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 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0xf sys/dev/kcov.c:154 end trace frame: 0x0, count: 11 ddb{0}> trace x86_ipi_db(ffffffff834b3ff0) 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 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0xf sys/dev/kcov.c:154 end trace frame: 0x0, count: -4 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x25: addq $0x8,%rsp db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830b8ff2) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd806bd80568,20000000,20011000) at uvm_fault_unwire_locked+0x487 sys/uvm/uvm_fault.c:1663 uvm_fault_unwire(fffffd806bd80568,20000000,20011000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1623 kern_sysctl(ffff8000372a54c4,5,20000100,ffff8000372a54f8,0,37,e9d86f57ad51de90) at kern_sysctl+0x500 sysctl_vsunlock sys/kern/kern_sysctl.c:209 [inline] kern_sysctl(ffff8000372a54c4,5,20000100,ffff8000372a54f8,0,37,e9d86f57ad51de90) at kern_sysctl+0x500 sys/kern/kern_sysctl.c:508 sys_sysctl(ffff8000371d4f70,ffff8000372a5630,ffff8000372a5580) at sys_sysctl+0x425 syscall(ffff8000372a5630) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:178 [inline] syscall(ffff8000372a5630) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x2e5a8d48920, count: 7 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830b8ff2) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd806bd80568,20000000,20011000) at uvm_fault_unwire_locked+0x487 sys/uvm/uvm_fault.c:1663 uvm_fault_unwire(fffffd806bd80568,20000000,20011000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1623 kern_sysctl(ffff8000372a54c4,5,20000100,ffff8000372a54f8,0,37,e9d86f57ad51de90) at kern_sysctl+0x500 sysctl_vsunlock sys/kern/kern_sysctl.c:209 [inline] kern_sysctl(ffff8000372a54c4,5,20000100,ffff8000372a54f8,0,37,e9d86f57ad51de90) at kern_sysctl+0x500 sys/kern/kern_sysctl.c:508 sys_sysctl(ffff8000371d4f70,ffff8000372a5630,ffff8000372a5580) at sys_sysctl+0x425 syscall(ffff8000372a5630) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:178 [inline] syscall(ffff8000372a5630) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x2e5a8d48920, count: -8