panic: uvm_fault_unwire_locked: address not in map Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 76869 73372 32767 0x1010 0x2000 0 syz-executor *447837 73372 32767 0x1010 0x4080000 1 syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830bbf52) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd806c326010,20000000,20002000) at uvm_fault_unwire_locked+0x487 sys/uvm/uvm_fault.c:1663 uvm_fault_unwire(fffffd806c326010,20000000,20002000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1623 kern_sysctl(ffff80003561ef14,5,20000100,ffff80003561ef48,0,37,dc3506da8b11c004) at kern_sysctl+0x38e sysctl_vsunlock sys/kern/kern_sysctl.c:204 [inline] kern_sysctl(ffff80003561ef14,5,20000100,ffff80003561ef48,0,37,dc3506da8b11c004) at kern_sysctl+0x38e sys/kern/kern_sysctl.c:502 sys_sysctl(ffff8000ffff62d0,ffff80003561f080,ffff80003561efd0) at sys_sysctl+0x422 syscall(ffff80003561f080) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80003561f080) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x473476ab5c0, 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(ffffffff830bbf52) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd806c326010,20000000,20002000) at uvm_fault_unwire_locked+0x487 sys/uvm/uvm_fault.c:1663 uvm_fault_unwire(fffffd806c326010,20000000,20002000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1623 kern_sysctl(ffff80003561ef14,5,20000100,ffff80003561ef48,0,37,dc3506da8b11c004) at kern_sysctl+0x38e sysctl_vsunlock sys/kern/kern_sysctl.c:204 [inline] kern_sysctl(ffff80003561ef14,5,20000100,ffff80003561ef48,0,37,dc3506da8b11c004) at kern_sysctl+0x38e sys/kern/kern_sysctl.c:502 sys_sysctl(ffff8000ffff62d0,ffff80003561f080,ffff80003561efd0) at sys_sysctl+0x422 syscall(ffff80003561f080) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80003561f080) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x473476ab5c0, count: -8 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80003561ebc0 rbx 0xffff800029b7cdcf rdx 0 rcx 0xffff8000ffff62d0 rax 0xffff800029b7bff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xfec123b5110c2e85 r11 0x9f6eb667c22dd1d8 r12 0xffff800029b7cbd0 r13 0 r14 0 r15 0x1 rip 0xffffffff828c7b55 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80003561ebb0 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=447837 pid=73372 tcnt=5 stat=onproc flags process=1010 proc=4080000 runpri=36, usrpri=50, slppri=36, nice=20 wchan=0x0, wmesg=, ps_single=0xffff8000ffff6f78 scnt=4 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000ffff67e0,0xffff8000ffff7498 process=0xffff8000fffef1f8 user=0xffff80003561a000, vmspace=0xfffffd806c326010 estcpu=36, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 86242 315280 11273 0 2 0x2 syz-executor 73372 76869 78446 32767 7 0x3010 syz-executor 73372 435224 78446 32767 2 0x4081010 syz-executor *73372 447837 78446 32767 7 0x4081010 syz-executor 73372 186880 78446 32767 2 0x4081090 syz-executor 73372 406332 78446 32767 2 0x4081010 syz-executor 66311 350727 45679 32767 2 0x10 syz-executor 66311 468544 45679 32767 3 0x4000090 netcon syz-executor 66311 56671 45679 32767 2 0x4000010 syz-executor 53040 275545 28745 32767 2 0x10 syz-executor 53040 260376 28745 32767 3 0x4000090 fsleep syz-executor 96872 414651 22399 32767 3 0x90 nanoslp syz-executor 96872 369958 22399 32767 3 0x4000090 netacc syz-executor 96872 100021 22399 32767 3 0x4000090 fsleep syz-executor 28745 166799 41131 32767 3 0x90 nanoslp syz-executor 41131 215859 11273 0 3 0x82 wait syz-executor 22399 349944 19509 32767 3 0x90 nanoslp syz-executor 19509 416416 11273 0 3 0x82 wait syz-executor 94781 248812 68675 32767 3 0x90 nanoslp syz-executor 68675 15449 11273 0 3 0x82 wait syz-executor 45679 381418 88375 32767 3 0x90 nanoslp syz-executor 88375 298197 11273 0 3 0x82 wait syz-executor 30021 277993 61397 32767 3 0x90 wait syz-executor 61397 353623 11273 0 3 0x82 wait syz-executor 74358 283307 61762 32767 2 0x10 syz-executor 61762 374136 11273 0 3 0x82 wait syz-executor 78446 69286 10430 32767 3 0x90 nanoslp syz-executor 10430 371586 11273 0 3 0x82 wait syz-executor 70640 437410 0 0 3 0x14200 bored sosplice 11273 141951 47090 0 2 0x2 syz-executor 47090 397064 21744 0 3 0x10008a sigsusp ksh 21744 299705 93297 0 3 0x98 kqread sshd-session 93297 59038 87582 0 3 0x92 kqread sshd-session 14917 431057 1 0 3 0x100083 ttyin getty 87582 369300 1 0 3 0x88 kqread sshd 65024 108960 83618 73 3 0x1100090 kqread syslogd 83618 483019 1 0 3 0x100082 sbwait syslogd 77540 377872 1 0 3 0x100080 kqread resolvd 92441 489581 39809 77 3 0x100092 kqread dhcpleased 7851 134915 39809 77 3 0x100092 kqread dhcpleased 39809 480538 1 0 3 0x80 kqread dhcpleased 31358 221519 0 0 3 0x14200 bored smr 39960 478425 0 0 2 0x14200 zerothread 7208 294993 0 0 3 0x14200 aiodoned aiodoned 50863 245967 0 0 3 0x14200 syncer update 83296 102508 0 0 3 0x14200 cleaner cleaner 105 318099 0 0 3 0x14200 reaper reaper 64968 516829 0 0 3 0x14200 pgdaemon pagedaemon 97866 398881 0 0 3 0x14200 bored viomb 75870 62699 0 0 3 0x40014200 acpi0 acpi0 35486 259629 0 0 3 0x40014200 idle1 79341 205956 0 0 3 0x14200 bored softnet3 39107 483227 0 0 3 0x14200 bored softnet2 50110 246663 0 0 3 0x14200 bored softnet1 66336 299357 0 0 3 0x14200 bored softnet0 28235 384328 0 0 3 0x14200 bored systqmp 61414 495019 0 0 3 0x14200 bored systq 59255 346580 0 0 3 0x14200 tmoslp softclockmp 63898 42679 0 0 3 0x40014200 tmoslp softclock 33620 358933 0 0 3 0x40014200 idle0 1 150526 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 73372 (syz-executor) thread 0xffff8000ffff62d0 (447837) shared rwlock vmmaplk r = 0 (0xfffffd806c326100) #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 kern_sysctl+0x38e sysctl_vsunlock sys/kern/kern_sysctl.c:204 [inline] #3 kern_sysctl+0x38e sys/kern/kern_sysctl.c:502 #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 (0xffffffff83507530) #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 kern_sysctl+0x38e sysctl_vsunlock sys/kern/kern_sysctl.c:204 [inline] #6 kern_sysctl+0x38e sys/kern/kern_sysctl.c:502 #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 (0xffffffff834f3d90) #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 kern_sysctl+0x1b3 sys/kern/kern_sysctl.c:498 #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 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10219 14122K 14131K 166960K 12400 0 pcb 17 18K 20K 166960K 23 0 rtable 224 6K 7K 166960K 12479 0 pf 29 16K 16K 166960K 773 0 ifaddr 38 10K 11K 166960K 1506 0 ifgroup 46 2K 2K 166960K 1524 0 sysctl 4 1K 5K 166960K 14 0 counters 62 36K 36K 166960K 796 0 ioctlops 0 0K 2K 166960K 592 0 iov 0 0K 20K 166960K 1038 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1456 92K 92K 166960K 8867 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 236 0 VM map 2 1K 1K 166960K 2 0 sem 12 1K 1K 166960K 322 0 dirhash 15 2K 3K 166960K 303 0 ACPI 1690 195K 286K 166960K 12418 0 file desc 23 82K 157K 166960K 15125 0 sigio 0 0K 0K 166960K 466 0 proc 58 79K 176K 166960K 11663 0 subproc 91 5K 12K 166960K 5525 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 2527 0 in_multi 88 6K 7K 166960K 4542 0 ether_multi 1 0K 0K 166960K 74 0 mrt 1 0K 0K 166960K 3 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 271 1208K 1208K 166960K 271 0 exec 0 0K 1K 166960K 7182 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 257 66K 131K 166960K 120861 0 UVM aobj 131 5K 7K 166960K 155 0 pinsyscall 44 88K 126K 166960K 26277 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 803 0 NDP 10 0K 2K 166960K 1114 0 temp 70 6823K 6952K 166960K 105068 0 kqueue 22 27K 34K 166960K 1928 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 2254 0 2250 15 14 1 4 0 8 0 rtentry 112 4222 0 4117 14 10 4 4 0 8 0 unpcb 144 11291 0 11272 67 64 3 9 0 8 2 syncache 336 212 0 212 30 29 1 1 0 8 1 tcpqe 32 85 0 85 19 18 1 1 0 8 1 tcpcb 808 8077 0 8040 149 136 13 17 0 8 8 arp 120 750 0 734 1 0 1 1 0 8 0 ipq 40 71 0 63 4 3 1 1 0 8 0 ipqe 40 723 0 715 4 3 1 1 0 8 0 inpcb 336 18085 0 18042 142 129 13 15 0 8 8 ip6q 72 2 0 2 2 2 0 1 0 8 0 ip6af 40 4 0 4 2 2 0 1 0 8 0 nd6 136 1231 0 1204 3 1 2 2 0 8 0 kcovpl 48 425 0 418 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 17110 0 16659 171 139 32 32 0 8 0 art_table 32 17111 0 16659 11 6 5 5 0 8 1 art_node 16 4221 0 4125 1 0 1 1 0 8 0 sysvmsgpl 40 1 0 0 1 0 1 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 320 0 310 1 0 1 1 0 8 0 shmpl 112 152 0 24 4 0 4 4 0 8 0 dirhash 1024 218 0 195 7 3 4 4 0 8 1 dino2pl 256 17293 0 14716 163 1 162 162 0 8 0 ffsino 272 17293 0 14716 174 1 173 173 0 8 0 nchpl 144 30701 0 28258 91 0 91 91 0 8 0 uvmvnodes 80 9370 0 0 192 0 192 192 0 8 0 vnodes 216 9370 0 0 521 0 521 521 0 8 0 namei 1024 151065 0 151065 43 42 1 2 0 8 1 percpumem 16 412 0 367 1 0 1 1 0 8 0 kstatmem 264 754 0 734 2 0 2 2 0 8 0 scxspl 216 173971 0 173971 60 58 2 8 1 8 2 plimitpl 152 4557 0 4533 2 0 2 2 0 8 0 sigapl 424 14713 0 14659 20 13 7 9 0 8 0 futexpl 64 143181 0 143178 38 37 1 1 0 8 0 knotepl 120 1414 0 0 18 0 18 18 0 8 0 kqueuepl 216 3806 0 3793 45 43 2 7 0 8 1 pipepl 320 3084 0 3057 40 36 4 13 0 8 0 fdescpl 496 14694 0 14659 18 12 6 7 0 8 0 filepl 152 93240 0 92993 87 71 16 29 0 8 4 lockfpl 104 3849 0 3847 5 4 1 2 0 8 0 lockfspl 48 1004 0 1002 1 0 1 1 0 8 0 sessionpl 144 534 0 519 1 0 1 1 0 8 0 pgrppl 48 1223 0 1200 1 0 1 1 0 8 0 ucredpl 104 18396 0 18378 1 0 1 1 0 8 0 zombiepl 144 14661 0 14659 1 0 1 1 0 8 0 processpl 1160 14713 0 14659 10 5 5 6 0 8 0 procpl 648 30517 0 30454 16 9 7 7 0 8 0 srpgc 96 18 0 18 8 8 0 1 0 8 0 sosppl 168 145 0 145 20 19 1 1 0 8 1 sockpl 664 31777 0 31711 194 178 16 21 0 8 8 mcl64k 65536 18 0 0 3 0 3 3 0 8 0 mcl16k 16384 4 0 0 1 0 1 1 0 8 0 mcl12k 12288 2 0 0 1 0 1 1 0 8 0 mcl9k 9216 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 43 0 0 6 0 6 6 0 8 0 mcl4k 4096 3 0 0 1 0 1 1 0 8 0 mcl2k2 2112 3 0 0 1 0 1 1 0 8 0 mcl2k 2048 554 0 0 28 8 20 28 0 8 0 mtagpl 96 5 0 0 1 0 1 1 0 8 0 mbufpl 256 1737 0 0 69 0 69 69 0 8 0 bufpl 280 26219 0 16848 670 0 670 670 0 8 0 anonpl 24 1878764 0 1872536 335 269 66 104 0 185 2 amapchunkpl 152 385249 0 384588 177 135 42 49 0 158 12 amappl16 200 35679 0 35592 301 283 18 30 0 8 7 amappl15 192 12 0 12 2 2 0 1 0 8 0 amappl14 184 1142 0 1132 1 0 1 1 0 8 0 amappl13 176 25 0 25 14 13 1 1 0 8 1 amappl12 168 21256 0 21222 23 21 2 3 0 8 0 amappl11 160 60 0 49 1 0 1 1 0 8 0 amappl10 152 10 0 10 1 1 0 1 0 8 0 amappl9 144 161 0 160 2 1 1 1 0 8 0 amappl8 136 27 0 25 1 0 1 1 0 8 0 amappl7 128 977 0 966 1 0 1 1 0 8 0 amappl6 120 3777 0 3775 1 0 1 1 0 8 0 amappl5 112 1725 0 1714 1 0 1 1 0 8 0 amappl4 104 1975 0 1959 1 0 1 1 0 8 0 amappl3 96 77588 0 77461 8 4 4 5 0 8 0 amappl2 88 7457 0 7394 5 3 2 3 0 8 0 amappl1 80 112309 0 111788 34 18 16 19 0 8 0 amappl 88 116211 0 116009 12 6 6 6 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 72 154 0 24 3 0 3 3 0 8 0 uaddrrnd 24 14694 0 14659 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 14694 0 14659 1 0 1 1 0 8 0 vmmpekpl 168 134873 0 134820 4 0 4 4 0 8 0 vmmpepl 168 927163 0 925174 279 171 108 126 0 357 4 vmsppl 440 14693 0 14659 11 6 5 6 0 8 0 rwobjpl 56 263204 0 252788 165 12 153 154 0 8 0 pdppl 4096 29395 0 29318 1166 1081 85 113 0 8 8 pvpl 32 50064 0 0 395 1 394 394 0 265 0 pmappl 248 14693 0 14659 13 10 3 4 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 2157 0 1571 17 0 17 17 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff834e6ff0) 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_release_all(ffffffff83507328) at __mp_release_all+0xd8 sys/kern/kern_lock.c:194 msleep(ffff8000fffef358,ffff8000fffef300,20,ffffffff830b76f4,0) at msleep+0x1ed single_thread_set(ffff8000ffff6f78,3) at single_thread_set+0x41e single_thread_wait sys/kern/kern_sig.c:2171 [inline] single_thread_set(ffff8000ffff6f78,3) at single_thread_set+0x41e sys/kern/kern_sig.c:2154 exit1(ffff8000ffff6f78,b,0,1) at exit1+0xaa sys/kern/kern_exit.c:133 sys_exit(ffff8000ffff6f78,ffff80002a088b30,ffff80002a088a80) at sys_exit+0x1a syscall(ffff80002a088b30) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a088b30) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7315b18f9880, count: 5 ddb{0}> trace x86_ipi_db(ffffffff834e6ff0) 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_release_all(ffffffff83507328) at __mp_release_all+0xd8 sys/kern/kern_lock.c:194 msleep(ffff8000fffef358,ffff8000fffef300,20,ffffffff830b76f4,0) at msleep+0x1ed single_thread_set(ffff8000ffff6f78,3) at single_thread_set+0x41e single_thread_wait sys/kern/kern_sig.c:2171 [inline] single_thread_set(ffff8000ffff6f78,3) at single_thread_set+0x41e sys/kern/kern_sig.c:2154 exit1(ffff8000ffff6f78,b,0,1) at exit1+0xaa sys/kern/kern_exit.c:133 sys_exit(ffff8000ffff6f78,ffff80002a088b30,ffff80002a088a80) at sys_exit+0x1a syscall(ffff80002a088b30) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a088b30) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7315b18f9880, count: -10 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(ffffffff830bbf52) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd806c326010,20000000,20002000) at uvm_fault_unwire_locked+0x487 sys/uvm/uvm_fault.c:1663 uvm_fault_unwire(fffffd806c326010,20000000,20002000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1623 kern_sysctl(ffff80003561ef14,5,20000100,ffff80003561ef48,0,37,dc3506da8b11c004) at kern_sysctl+0x38e sysctl_vsunlock sys/kern/kern_sysctl.c:204 [inline] kern_sysctl(ffff80003561ef14,5,20000100,ffff80003561ef48,0,37,dc3506da8b11c004) at kern_sysctl+0x38e sys/kern/kern_sysctl.c:502 sys_sysctl(ffff8000ffff62d0,ffff80003561f080,ffff80003561efd0) at sys_sysctl+0x422 syscall(ffff80003561f080) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80003561f080) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x473476ab5c0, count: 7 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830bbf52) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd806c326010,20000000,20002000) at uvm_fault_unwire_locked+0x487 sys/uvm/uvm_fault.c:1663 uvm_fault_unwire(fffffd806c326010,20000000,20002000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1623 kern_sysctl(ffff80003561ef14,5,20000100,ffff80003561ef48,0,37,dc3506da8b11c004) at kern_sysctl+0x38e sysctl_vsunlock sys/kern/kern_sysctl.c:204 [inline] kern_sysctl(ffff80003561ef14,5,20000100,ffff80003561ef48,0,37,dc3506da8b11c004) at kern_sysctl+0x38e sys/kern/kern_sysctl.c:502 sys_sysctl(ffff8000ffff62d0,ffff80003561f080,ffff80003561efd0) at sys_sysctl+0x422 syscall(ffff80003561f080) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80003561f080) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x473476ab5c0, count: -8