panic: uvm_fault_unwire_locked: address not in map Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 282155 48208 32767 0x10 0 1 syz-executor *341946 48208 32767 0x10 0x4000000 0K syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830bd1dd) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd805a2146e0,20000000,20001000) at uvm_fault_unwire_locked+0x487 sys/uvm/uvm_fault.c:1663 uvm_fault_unwire(fffffd805a2146e0,20000000,20001000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1623 sysctl_vsunlock(20000380,8) at sysctl_vsunlock+0x7b sys/kern/kern_sysctl.c:204 net_sysctl(ffff80002a08e214,3,20000380,ffff80002a08e248,0,0,d0b44bbd67cbd13d) at net_sysctl+0x69a sys/kern/uipc_domain.c:251 sys_sysctl(ffff800029fe6a58,ffff80002a08e380,ffff80002a08e2d0) at sys_sysctl+0x422 syscall(ffff80002a08e380) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a08e380) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xe2c380c6830, count: 6 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(ffffffff830bd1dd) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd805a2146e0,20000000,20001000) at uvm_fault_unwire_locked+0x487 sys/uvm/uvm_fault.c:1663 uvm_fault_unwire(fffffd805a2146e0,20000000,20001000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1623 sysctl_vsunlock(20000380,8) at sysctl_vsunlock+0x7b sys/kern/kern_sysctl.c:204 net_sysctl(ffff80002a08e214,3,20000380,ffff80002a08e248,0,0,d0b44bbd67cbd13d) at net_sysctl+0x69a sys/kern/uipc_domain.c:251 sys_sysctl(ffff800029fe6a58,ffff80002a08e380,ffff80002a08e2d0) at sys_sysctl+0x422 syscall(ffff80002a08e380) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a08e380) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xe2c380c6830, count: -9 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff80002a08df90 rbx 0xffffffff83470d87 cpu_info_full_primary+0x2d87 rdx 0 rcx 0xffff800029fe6a58 rax 0xffffffff8346fff0 cpu_info_full_primary+0x1ff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x9390039d244580b3 r11 0x1331ae579b1e663a r12 0xffffffff83470b88 cpu_info_full_primary+0x2b88 r13 0 r14 0 r15 0x1 rip 0xffffffff820f2715 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80002a08df80 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor) tid=341946 pid=48208 tcnt=4 stat=onproc flags process=10 proc=4000000 runpri=36, usrpri=50, slppri=36, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff800029fe6548,0xffff800029fe7998 process=0xffff8000361c5fc8 user=0xffff80002a089000, vmspace=0xfffffd805a2146e0 estcpu=36, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 48208 282155 95115 32767 7 0x10 syz-executor *48208 341946 95115 32767 7 0x4000010 syz-executor 48208 111490 95115 32767 2 0x4000010 syz-executor 48208 461610 95115 32767 2 0x4000010 syz-executor 40255 368833 72180 32767 2 0x10 syz-executor 40255 219405 72180 32767 3 0x4000090 sbwait syz-executor 3923 431532 59210 32767 2 0x10 syz-executor 3923 487668 59210 32767 3 0x4000090 lockf syz-executor 3923 23983 59210 32767 3 0x4000090 fsleep syz-executor 5553 264189 75167 32767 3 0x90 nanoslp syz-executor 5553 131238 75167 32767 3 0x4000090 ttyout syz-executor 5553 170190 75167 32767 3 0x4000090 fsleep syz-executor 5553 172368 75167 32767 3 0x4000090 fsleep syz-executor 56020 480329 54854 32767 2 0x10 syz-executor 54854 58127 50939 0 3 0x82 wait syz-executor 56249 67930 30896 32767 3 0x90 nanoslp syz-executor 56249 258053 30896 32767 3 0x4000090 sbwait syz-executor 56249 346318 30896 32767 3 0x4000090 fsleep syz-executor 34472 521401 30802 32767 2 0x10 syz-executor 34472 420706 30802 32767 3 0x4000090 kqread syz-executor 34472 352951 30802 32767 3 0x4000090 fsleep syz-executor 34472 499189 30802 32767 3 0x4000090 fsleep syz-executor 72180 17580 44756 32767 3 0x90 nanoslp syz-executor 44756 205153 50939 0 3 0x82 wait syz-executor 30896 52304 33922 32767 3 0x90 nanoslp syz-executor 33922 473904 50939 0 3 0x82 wait syz-executor 71865 358113 11282 0 3 0x82 netio sshd-session 56298 286463 70217 32767 2 0x10 syz-executor 70217 375304 50939 0 3 0x82 wait syz-executor 30802 258568 46325 32767 2 0x10 syz-executor 46325 502073 50939 0 3 0x82 wait syz-executor 75167 111696 68033 32767 3 0x90 nanoslp syz-executor 68033 134660 50939 0 3 0x82 wait syz-executor 68087 279415 11282 0 3 0x82 netio sshd-session 59210 278930 80193 32767 2 0x10 syz-executor 80193 255499 50939 0 3 0x82 wait syz-executor 95115 287270 12279 32767 3 0x90 nanoslp syz-executor 12279 37144 50939 0 3 0x82 wait syz-executor 25820 281600 59078 0 3 0x100082 sbwait arp 59078 212327 77216 0 3 0x10008a sigsusp sh 77216 213288 1 0 3 0x80 wait syz-executor 15482 138810 0 0 3 0x14200 bored sosplice 50939 104875 42672 0 2 0x2 syz-executor 42672 376178 60316 0 3 0x10008a sigsusp ksh 60316 277 18428 0 3 0x98 kqread sshd-session 18428 327124 11282 0 3 0x92 kqread sshd-session 25576 440055 1 0 3 0x100083 ttyin getty 11282 65133 1 0 3 0x88 kqread sshd 27299 162108 64087 73 3 0x1100090 kqread syslogd 64087 355556 1 0 3 0x100082 sbwait syslogd 83833 96341 1 0 3 0x100080 kqread resolvd 15263 259857 44090 77 3 0x100092 kqread dhcpleased 22297 16155 44090 77 3 0x100092 kqread dhcpleased 44090 70092 1 0 3 0x80 kqread dhcpleased 75319 25962 0 0 3 0x14200 bored smr 53571 521357 0 0 2 0x14200 zerothread 23090 129507 0 0 3 0x14200 aiodoned aiodoned 55035 436121 0 0 3 0x14200 syncer update 20154 313586 0 0 3 0x14200 cleaner cleaner 51442 266397 0 0 3 0x14200 reaper reaper 33911 494152 0 0 3 0x14200 pgdaemon pagedaemon 87499 98970 0 0 3 0x14200 bored viomb 35112 144599 0 0 3 0x40014200 acpi0 acpi0 32971 48622 0 0 3 0x40014200 idle1 43794 516556 0 0 3 0x14200 bored softnet3 73054 92948 0 0 3 0x14200 bored softnet2 5112 30065 0 0 3 0x14200 bored softnet1 73017 203904 0 0 3 0x14200 bored softnet0 84133 479999 0 0 3 0x14200 bored systqmp 88328 102820 0 0 3 0x14200 bored systq 2959 142183 0 0 3 0x14200 tmoslp softclockmp 30477 20602 0 0 3 0x40014200 tmoslp softclock 23909 508086 0 0 3 0x40014200 idle0 1 494183 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 48208 (syz-executor) thread 0xffff800029fe6a58 (341946) shared rwlock vmmaplk r = 0 (0xfffffd805a2147d0) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 uvm_fault_unwire+0x3e sys/uvm/uvm_fault.c:1622 #3 sysctl_vsunlock+0x7b sys/kern/kern_sysctl.c:204 #4 net_sysctl+0x69a sys/kern/uipc_domain.c:251 #5 sys_sysctl+0x422 #6 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #6 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff835a4fd0) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #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 sysctl_vsunlock+0x7b sys/kern/kern_sysctl.c:204 #7 net_sysctl+0x69a sys/kern/uipc_domain.c:251 #8 sys_sysctl+0x422 #9 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #9 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #10 Xsyscall+0x128 exclusive rwlock sysctllk r = 0 (0xffffffff83481160) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 sysctl_vslock+0x45 sys/kern/kern_sysctl.c:176 #3 net_sysctl+0x5a1 sys/kern/uipc_domain.c:245 #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 56020 (syz-executor) thread 0xffff800033d9ca40 (480329) exclusive rrwlock inode r = 0 (0xfffffd8050a3c3d0) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #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 vget+0x2bd sys/kern/vfs_subr.c:676 #6 ufs_ihashget+0x192 sys/ufs/ufs/ufs_ihash.c:98 #7 ffs_vget+0x8c sys/ufs/ffs/ffs_vfsops.c:1201 #8 ufs_lookup+0x19f8 sys/ufs/ufs/ufs_lookup.c:478 #9 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x8fa sys/kern/vfs_lookup.c:566 #11 namei+0x7aa sys/kern/vfs_lookup.c:250 #12 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1852 #13 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #13 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8050a3c810) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #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 vget+0x2bd sys/kern/vfs_subr.c:676 #6 cache_lookup+0x36e sys/kern/vfs_cache.c:222 #7 ufs_lookup+0x218 sys/ufs/ufs/ufs_lookup.c:160 #8 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #9 vfs_lookup+0x8fa sys/kern/vfs_lookup.c:566 #10 namei+0x7aa sys/kern/vfs_lookup.c:250 #11 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1852 #12 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #12 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #13 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10226 14125K 14131K 166960K 12377 0 pcb 17 20K 22K 166960K 25 0 rtable 248 7K 7K 166960K 11907 0 pf 31 16K 16K 166960K 751 0 ifaddr 42 11K 11K 166960K 1480 0 ifgroup 50 2K 2K 166960K 1484 0 sysctl 4 1K 5K 166960K 9 0 counters 64 36K 36K 166960K 778 0 ioctlops 0 0K 2K 166960K 594 0 iov 1 2K 32K 166960K 719 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1474 93K 93K 166960K 9181 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 167 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 289 0 dirhash 15 2K 4K 166960K 249 0 ACPI 1690 195K 286K 166960K 12418 0 file desc 28 105K 169K 166960K 13047 0 sigio 0 0K 0K 166960K 380 0 proc 58 79K 176K 166960K 11249 0 subproc 117 7K 13K 166960K 6318 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 1677 0 in_multi 99 7K 7K 166960K 4366 0 ether_multi 1 0K 0K 166960K 78 0 mrt 1 0K 0K 166960K 4 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 6390 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 312 84K 140K 166960K 99522 0 UVM aobj 131 5K 7K 166960K 139 0 pinsyscall 54 108K 142K 166960K 23753 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 1K 166960K 728 0 NDP 13 0K 2K 166960K 1095 0 temp 79 6824K 6952K 166960K 89191 0 kqueue 16 26K 35K 166960K 1478 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 1861 0 1857 11 10 1 3 0 8 0 rtentry 112 4131 0 4014 13 9 4 4 0 8 0 unpcb 144 9220 0 9198 76 70 6 10 0 8 5 syncache 336 145 0 145 29 28 1 1 0 8 1 tcpqe 32 52 0 52 24 24 0 1 0 8 0 tcpcb 808 5634 0 5611 98 88 10 12 0 8 6 arp 120 745 0 726 1 0 1 1 0 8 0 ipq 40 46 0 38 2 1 1 1 0 8 0 ipqe 40 570 0 562 2 1 1 1 0 8 0 inpcb 336 13939 0 13909 126 117 9 16 0 8 5 ip6q 72 4 0 4 4 4 0 1 0 8 0 ip6af 40 8 0 8 4 4 0 1 0 8 0 nd6 136 1179 0 1149 2 0 2 2 0 8 0 kcovpl 48 486 0 477 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 16642 0 16168 187 156 31 31 0 8 0 art_table 32 16643 0 16168 7 3 4 4 0 8 0 art_node 16 4130 0 4023 1 0 1 1 0 8 0 semapl 112 287 0 277 1 0 1 1 0 8 0 shmpl 112 136 0 8 4 0 4 4 0 8 0 dirhash 1024 182 0 159 8 4 4 4 0 8 1 dino2pl 256 13831 0 11253 162 0 162 162 0 8 0 ffsino 272 13831 0 11253 173 0 173 173 0 8 0 nchpl 144 23894 0 21441 91 0 91 91 0 8 0 uvmvnodes 80 9656 0 0 198 0 198 198 0 8 0 vnodes 216 9656 0 0 537 0 537 537 0 8 0 namei 1024 122845 0 122845 51 50 1 3 0 8 1 percpumem 16 403 0 357 1 0 1 1 0 8 0 kstatmem 264 736 0 714 2 0 2 2 0 8 0 scxspl 216 212455 0 212455 48 45 3 8 1 8 3 plimitpl 152 3320 0 3294 2 0 2 2 0 8 0 sigapl 424 12452 0 12391 16 7 9 9 0 8 0 futexpl 64 107268 0 107262 29 28 1 1 0 8 0 knotepl 120 1416 0 0 23 0 23 23 0 8 0 kqueuepl 216 3168 0 3154 46 41 5 5 0 8 4 pipepl 320 2756 0 2724 24 20 4 8 0 8 0 fdescpl 496 12433 0 12391 23 16 7 8 0 8 0 filepl 152 75290 0 75004 92 69 23 24 0 8 8 lockfpl 104 2308 0 2304 1 0 1 1 0 8 0 lockfspl 48 708 0 705 1 0 1 1 0 8 0 sessionpl 144 468 0 449 1 0 1 1 0 8 0 pgrppl 48 1121 0 1094 1 0 1 1 0 8 0 ucredpl 104 13839 0 13820 1 0 1 1 0 8 0 zombiepl 144 12392 0 12391 1 0 1 1 0 8 0 processpl 1160 12452 0 12391 10 4 6 6 0 8 0 procpl 648 24446 0 24371 11 4 7 8 0 8 0 srpgc 96 40 0 40 15 15 0 1 0 8 0 sosppl 168 106 0 106 24 23 1 1 0 8 1 sockpl 664 25120 0 25066 220 207 13 29 0 8 8 mcl64k 65536 16 0 0 2 0 2 2 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 3 0 0 1 0 1 1 0 8 0 mcl8k 8192 17 0 0 3 0 3 3 0 8 0 mcl4k 4096 4 0 0 1 0 1 1 0 8 0 mcl2k2 2112 1 0 0 1 0 1 1 0 8 0 mcl2k 2048 580 0 0 31 10 21 30 0 8 0 mtagpl 96 6 0 0 1 0 1 1 0 8 0 mbufpl 256 9223 0 0 547 0 547 547 0 8 0 bufpl 280 22108 0 12453 691 0 691 691 0 8 1 anonpl 24 1679199 0 1673605 301 199 102 110 0 185 39 amapchunkpl 152 321004 0 320254 156 116 40 47 0 158 9 amappl16 200 33516 0 33492 340 326 14 40 0 8 6 amappl15 192 8 0 8 1 1 0 1 0 8 0 amappl14 184 1006 0 993 1 0 1 1 0 8 0 amappl13 176 21 0 21 11 11 0 1 0 8 0 amappl12 168 18913 0 18870 11 8 3 3 0 8 0 amappl11 160 47 0 36 1 0 1 1 0 8 0 amappl10 152 10 0 9 2 1 1 1 0 8 0 amappl9 144 143 0 142 1 0 1 1 0 8 0 amappl8 136 18 0 16 1 0 1 1 0 8 0 amappl7 128 898 0 884 1 0 1 1 0 8 0 amappl6 120 3727 0 3724 1 0 1 1 0 8 0 amappl5 112 1645 0 1634 1 0 1 1 0 8 0 amappl4 104 1703 0 1686 1 0 1 1 0 8 0 amappl3 96 62774 0 62620 8 4 4 5 0 8 0 amappl2 88 6672 0 6592 3 0 3 3 0 8 0 amappl1 80 90056 0 89322 29 12 17 19 0 8 1 amappl 88 95485 0 95244 8 2 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 72 138 0 8 3 0 3 3 0 8 0 uaddrrnd 24 12434 0 12392 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 12434 0 12392 1 0 1 1 0 8 0 vmmpekpl 168 111327 0 111278 8 3 5 5 0 8 0 vmmpepl 168 779505 0 777091 310 179 131 139 0 357 19 vmsppl 440 12433 0 12392 13 7 6 7 0 8 0 rwobjpl 56 224677 0 213742 179 16 163 165 0 8 3 pdppl 4096 24875 0 24784 1165 1070 95 123 0 8 4 pvpl 32 48755 0 0 390 1 389 389 0 265 0 pmappl 248 12433 0 12392 11 8 3 4 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 2588 0 1525 31 0 31 31 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(ffffffff830bd1dd) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd805a2146e0,20000000,20001000) at uvm_fault_unwire_locked+0x487 sys/uvm/uvm_fault.c:1663 uvm_fault_unwire(fffffd805a2146e0,20000000,20001000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1623 sysctl_vsunlock(20000380,8) at sysctl_vsunlock+0x7b sys/kern/kern_sysctl.c:204 net_sysctl(ffff80002a08e214,3,20000380,ffff80002a08e248,0,0,d0b44bbd67cbd13d) at net_sysctl+0x69a sys/kern/uipc_domain.c:251 sys_sysctl(ffff800029fe6a58,ffff80002a08e380,ffff80002a08e2d0) at sys_sysctl+0x422 syscall(ffff80002a08e380) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a08e380) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xe2c380c6830, count: -9 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(ffffffff835a4dc8) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff835a4dc8) at __mp_lock+0x192 sys/kern/kern_lock.c:144 syscall(ffff800033c5d480) at syscall+0xad6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff800033c5d480) at syscall+0xad6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7319576e97a0, count: 9 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(ffffffff835a4dc8) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff835a4dc8) at __mp_lock+0x192 sys/kern/kern_lock.c:144 syscall(ffff800033c5d480) at syscall+0xad6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff800033c5d480) at syscall+0xad6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7319576e97a0, count: -6