panic: uvm_fault_unwire_locked: address not in map Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND * 93107 3353 32767 0x10 0x4000000 1 syz-executor 198676 3353 32767 0x10 0x4000000 0 syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830ba12b) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd805a368c08,20000000,20001000) at uvm_fault_unwire_locked+0x487 sys/uvm/uvm_fault.c:1663 uvm_fault_unwire(fffffd805a368c08,20000000,20001000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1623 kern_sysctl(ffff80002ad7a794,3,20000100,ffff80002ad7a7c8,0,2e,fd049836a423b91e) at kern_sysctl+0x38e sysctl_vsunlock sys/kern/kern_sysctl.c:204 [inline] kern_sysctl(ffff80002ad7a794,3,20000100,ffff80002ad7a7c8,0,2e,fd049836a423b91e) at kern_sysctl+0x38e sys/kern/kern_sysctl.c:502 sys_sysctl(ffff800037875758,ffff80002ad7a900,ffff80002ad7a850) at sys_sysctl+0x422 syscall(ffff80002ad7a900) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002ad7a900) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xcab39d7190, 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(ffffffff830ba12b) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd805a368c08,20000000,20001000) at uvm_fault_unwire_locked+0x487 sys/uvm/uvm_fault.c:1663 uvm_fault_unwire(fffffd805a368c08,20000000,20001000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1623 kern_sysctl(ffff80002ad7a794,3,20000100,ffff80002ad7a7c8,0,2e,fd049836a423b91e) at kern_sysctl+0x38e sysctl_vsunlock sys/kern/kern_sysctl.c:204 [inline] kern_sysctl(ffff80002ad7a794,3,20000100,ffff80002ad7a7c8,0,2e,fd049836a423b91e) at kern_sysctl+0x38e sys/kern/kern_sysctl.c:502 sys_sysctl(ffff800037875758,ffff80002ad7a900,ffff80002ad7a850) at sys_sysctl+0x422 syscall(ffff80002ad7a900) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002ad7a900) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xcab39d7190, count: -8 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80002ad7a440 rbx 0xffff800029b7cd87 rdx 0 rcx 0xffff800037875758 rax 0xffff800029b7bff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x584774e3924e08a9 r11 0x34b7c5c31d46a241 r12 0xffff800029b7cb88 r13 0 r14 0 r15 0x1 rip 0xffffffff82786745 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80002ad7a430 ss 0 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=93107 pid=3353 tcnt=3 stat=onproc flags process=10 proc=4000000 runpri=32, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff800037875c68,0xffff800037875258 process=0xffff80002a0ebaf0 user=0xffff80002ad75000, vmspace=0xfffffd805a368c08 estcpu=36, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 3353 350402 87011 32767 2 0x10 syz-executor * 3353 93107 87011 32767 7 0x4000010 syz-executor 3353 198676 87011 32767 7 0x4000010 syz-executor 28333 27541 6909 32767 3 0x90 nanoslp syz-executor 28333 278326 6909 32767 3 0x4000090 lockf syz-executor 28333 88159 6909 32767 3 0x4000090 fsleep syz-executor 1065 461001 65258 32767 3 0x90 nanoslp syz-executor 1065 268371 65258 32767 3 0x4000090 fsleep syz-executor 1065 308774 65258 32767 3 0x4000090 ttyin syz-executor 1065 371450 65258 32767 3 0x4000090 fsleep syz-executor 77085 322656 98620 32767 3 0x90 nanoslp syz-executor 77085 256383 98620 32767 3 0x4000090 kqread syz-executor 77085 357284 98620 32767 3 0x4000090 fsleep syz-executor 64777 230292 19777 32767 3 0x90 nanoslp syz-executor 64777 223931 19777 32767 3 0x4000090 sbwait syz-executor 64777 213325 19777 32767 3 0x4000090 fsleep syz-executor 50283 65851 29186 32767 3 0x90 nanoslp syz-executor 50283 486701 29186 32767 3 0x4000090 lockf syz-executor 50283 17852 29186 32767 3 0x4000090 fsleep syz-executor 87011 432097 76070 32767 3 0x90 nanoslp syz-executor 76070 103033 72207 0 3 0x82 wait syz-executor 19777 507208 94279 32767 3 0x90 nanoslp syz-executor 94279 101265 72207 0 3 0x82 wait syz-executor 30863 512426 60716 32767 3 0x90 wait syz-executor 60716 291826 72207 0 3 0x82 wait syz-executor 65258 259292 57733 32767 3 0x90 nanoslp syz-executor 57733 114475 72207 0 3 0x82 wait syz-executor 99683 278401 55811 32767 3 0x10 biowait syz-executor 55811 166787 72207 0 3 0x82 wait syz-executor 6909 382999 25507 32767 3 0x90 nanoslp syz-executor 25507 167714 72207 0 3 0x82 wait syz-executor 29186 356722 14151 32767 3 0x90 nanoslp syz-executor 14151 257110 72207 0 3 0x82 wait syz-executor 98620 213703 47137 32767 3 0x90 nanoslp syz-executor 47137 322529 72207 0 3 0x82 wait syz-executor 76634 505440 17944 0 3 0x100082 sbwait arp 17944 141179 63350 0 3 0x10008a sigsusp sh 63350 386188 1 0 3 0x80 wait syz-executor 62409 267600 75793 0 3 0x100082 sbwait arp 75793 252879 80364 0 3 0x10008a sigsusp sh 80364 166820 1 0 3 0x80 wait syz-executor 82402 298192 0 0 3 0x14200 bored sosplice 72207 210680 42049 0 3 0x82 kqread syz-executor 42049 32100 88426 0 3 0x10008a sigsusp ksh 88426 219311 10977 0 3 0x98 kqread sshd-session 10977 324504 10533 0 3 0x92 kqread sshd-session 73600 351610 1 0 3 0x100083 ttyin getty 10533 68899 1 0 3 0x88 kqread sshd 955 235675 21898 73 3 0x1100090 kqread syslogd 21898 265037 1 0 3 0x100082 sbwait syslogd 46774 194483 1 0 3 0x100080 kqread resolvd 13790 185765 24750 77 3 0x100092 kqread dhcpleased 82943 52291 24750 77 3 0x100092 kqread dhcpleased 24750 108292 1 0 3 0x80 kqread dhcpleased 34714 110856 0 0 3 0x14200 bored smr 85446 71758 0 0 3 0x14200 pgzero zerothread 6255 66799 0 0 3 0x14200 aiodoned aiodoned 70250 472420 0 0 3 0x14200 syncer update 39049 82004 0 0 3 0x14200 cleaner cleaner 75613 305046 0 0 3 0x14200 reaper reaper 41198 484184 0 0 3 0x14200 pgdaemon pagedaemon 72229 297161 0 0 3 0x14200 bored viomb 61257 86969 0 0 3 0x40014200 acpi0 acpi0 66746 491924 0 0 3 0x40014200 idle1 83839 282529 0 0 3 0x14200 bored softnet3 82077 501741 0 0 3 0x14200 bored softnet2 92113 17588 0 0 3 0x14200 bored softnet1 13842 30637 0 0 3 0x14200 bored softnet0 82232 383633 0 0 3 0x14200 bored systqmp 76973 154688 0 0 3 0x14200 bored systq 26190 122921 0 0 3 0x14200 tmoslp softclockmp 64204 204240 0 0 3 0x40014200 tmoslp softclock 22430 162171 0 0 3 0x40014200 idle0 1 250311 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 3353 (syz-executor) thread 0xffff800037875c68 (350402) exclusive rwlock futex r = 0 (0xffffffff83412470) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 sys_futex+0x69 sys/kern/sys_futex.c:98 #2 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #2 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #3 Xsyscall+0x128 Process 3353 (syz-executor) thread 0xffff800037875758 (93107) shared rwlock vmmaplk r = 0 (0xfffffd805a368cf8) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 uvm_fault_unwire+0x3e sys/uvm/uvm_fault.c:1622 #2 kern_sysctl+0x38e sysctl_vsunlock sys/kern/kern_sysctl.c:204 [inline] #2 kern_sysctl+0x38e sys/kern/kern_sysctl.c:502 #3 sys_sysctl+0x422 #4 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #4 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #5 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83575d98) #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 vm_map_lock_ln+0x143 sys/uvm/uvm_map.c:5252 #6 uvm_map_extract+0x176 sys/uvm/uvm_map.c:4312 #7 uvm_io+0x166 sys/uvm/uvm_io.c:98 #8 sysctl_proc_args+0x309 sys/kern/kern_sysctl.c:2134 #9 kern_sysctl+0x320 sys/kern/kern_sysctl.c:500 #10 sys_sysctl+0x422 #11 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #11 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #12 Xsyscall+0x128 exclusive rwlock sysctllk r = 0 (0xffffffff834b2150) #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 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 Process 99683 (syz-executor) thread 0xffff800037876fb8 (278401) exclusive rrwlock inode r = 0 (0xfffffd8051b12d68) #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 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 (0xfffffd8067665d58) #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 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 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10234 14126K 14131K 166960K 13975 0 pcb 17 28K 32K 166960K 29 0 rtable 244 6K 7K 166960K 32002 0 pf 31 16K 16K 166960K 1817 0 ifaddr 42 15K 19K 166960K 3600 0 ifgroup 50 2K 2K 166960K 3610 0 sysctl 4 1K 5K 166960K 46 0 counters 64 36K 36K 166960K 1838 0 ioctlops 0 0K 2K 166960K 2222 0 iov 1 2K 35K 166960K 6069 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1477 93K 93K 166960K 26637 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 13K 166960K 1182 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 1K 166960K 2326 0 dirhash 27 5K 6K 166960K 1794 0 ACPI 1690 195K 286K 166960K 12418 0 file desc 31 117K 169K 166960K 62988 0 sigio 0 0K 0K 166960K 2259 0 proc 58 79K 176K 166960K 31064 0 subproc 130 8K 13K 166960K 14352 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 4 0K 0K 166960K 15517 0 in_multi 100 7K 8K 166960K 12359 0 ether_multi 1 0K 0K 166960K 462 0 mrt 1 0K 0K 166960K 11 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 343 1526K 1526K 166960K 343 0 exec 0 0K 1K 166960K 24024 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 325 93K 139K 166960K 546144 0 UVM aobj 131 5K 6K 166960K 143 0 pinsyscall 54 108K 134K 166960K 90559 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 1K 166960K 4455 0 NDP 11 0K 2K 166960K 2684 0 temp 85 6824K 6952K 166960K 416969 0 kqueue 16 23K 36K 166960K 10219 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 9556 0 9549 65 64 1 5 0 8 0 rtentry 112 10503 0 10388 14 10 4 4 0 8 0 unpcb 144 63618 0 63582 242 236 6 10 0 8 4 syncache 336 1046 0 1046 32 31 1 1 0 8 1 tcpqe 32 424 0 424 56 55 1 1 0 8 1 tcpcb 808 39751 0 39717 328 321 7 20 0 8 0 arp 120 1824 0 1806 1 0 1 1 0 8 0 ipq 40 334 0 328 3 2 1 1 0 8 0 ipqe 40 5721 0 5715 3 2 1 1 0 8 0 inpcb 336 92876 0 92835 380 371 9 23 0 8 0 ip6q 72 79 0 79 13 13 0 1 0 8 0 ip6af 40 157 0 157 13 13 0 1 0 8 0 nd6 136 3296 0 3267 12 10 2 2 0 8 0 kcovpl 48 1104 0 1094 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 42812 0 42339 219 189 30 34 0 8 0 art_table 32 42813 0 42339 11 7 4 5 0 8 0 art_node 16 10502 0 10397 1 0 1 1 0 8 0 sysvmsgpl 40 13 0 5 2 1 1 1 0 8 0 semapl 112 2323 0 2313 1 0 1 1 0 8 0 shmpl 112 140 0 12 4 0 4 4 0 8 0 dirhash 1024 1233 0 1193 12 6 6 6 0 8 0 dino2pl 256 84057 0 78953 320 0 320 320 0 8 0 ffsino 272 84057 0 78953 341 0 341 341 0 8 0 nchpl 144 153886 0 150684 121 1 120 120 0 8 0 uvmvnodes 80 11857 0 0 242 0 242 242 0 8 0 vnodes 216 11857 0 0 659 0 659 659 0 8 0 namei 1024 672878 0 672877 60 59 1 3 0 8 0 percpumem 16 933 0 887 1 0 1 1 0 8 0 kstatmem 264 1796 0 1774 2 0 2 2 0 8 0 scxspl 216 581991 0 581990 138 134 4 8 1 8 3 plimitpl 152 21067 0 21040 2 0 2 2 0 8 0 sigapl 424 61780 0 61718 23 15 8 9 0 8 0 futexpl 64 754056 0 754050 27 26 1 1 0 8 0 knotepl 120 2258 0 0 19 1 18 18 0 8 0 kqueuepl 216 21785 0 21771 168 165 3 8 0 8 2 pipepl 320 13061 0 13028 157 153 4 13 0 8 0 fdescpl 496 61761 0 61718 19 12 7 8 0 8 0 filepl 152 462523 0 462202 253 235 18 24 0 8 2 lockfpl 104 17864 0 17858 11 10 1 4 0 8 0 lockfspl 48 4947 0 4943 1 0 1 1 0 8 0 sessionpl 144 1610 0 1592 1 0 1 1 0 8 0 pgrppl 48 4170 0 4144 1 0 1 1 0 8 0 ucredpl 104 95031 0 95012 1 0 1 1 0 8 0 zombiepl 144 61719 0 61718 1 0 1 1 0 8 0 processpl 1160 61780 0 61718 20 14 6 6 0 8 0 procpl 648 145706 0 145631 19 11 8 8 0 8 0 srpgc 96 24 0 24 10 10 0 1 0 8 0 sosppl 168 747 0 745 23 22 1 1 0 8 0 sockpl 664 167307 0 167210 510 492 18 26 0 8 4 mcl64k 65536 65 0 0 3 0 3 3 0 8 0 mcl16k 16384 17 0 0 3 0 3 3 0 8 0 mcl12k 12288 3 0 0 1 0 1 1 0 8 0 mcl9k 9216 4 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 9 0 0 1 0 1 1 0 8 0 mcl2k 2048 1034 0 0 35 14 21 31 0 8 0 mtagpl 96 17 0 0 1 0 1 1 0 8 0 mbufpl 256 10007 0 0 558 1 557 557 0 8 0 bufpl 280 100009 0 88151 848 0 848 848 0 8 0 anonpl 24 8104347 0 8088802 774 653 121 146 0 185 2 amapchunkpl 152 1766024 0 1765104 547 501 46 54 0 158 5 amappl16 200 209747 0 209227 734 693 41 53 0 8 5 amappl15 192 8 0 8 8 8 0 1 0 8 0 amappl14 184 3312 0 3299 1 0 1 1 0 8 0 amappl13 176 112 0 111 1 0 1 1 0 8 0 amappl12 168 77394 0 77348 16 13 3 3 0 8 0 amappl11 160 74 0 63 1 0 1 1 0 8 0 amappl10 152 13 0 11 1 0 1 1 0 8 0 amappl9 144 197 0 196 4 3 1 1 0 8 0 amappl8 136 26 0 24 1 0 1 1 0 8 0 amappl7 128 2571 0 2558 1 0 1 1 0 8 0 amappl6 120 9019 0 9014 1 0 1 1 0 8 0 amappl5 112 4383 0 4373 1 0 1 1 0 8 0 amappl4 104 5883 0 5864 1 0 1 1 0 8 0 amappl3 96 367036 0 366875 9 4 5 5 0 8 0 amappl2 88 21342 0 21272 3 0 3 3 0 8 0 amappl1 80 427187 0 426581 51 34 17 22 0 8 0 amappl 88 530945 0 530683 11 4 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 72 142 0 12 3 0 3 3 0 8 0 uaddrrnd 24 61761 0 61718 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 61761 0 61718 1 0 1 1 0 8 0 vmmpekpl 168 574053 0 573997 8 4 4 5 0 8 0 vmmpepl 168 4090079 0 4087275 622 474 148 155 0 357 8 vmsppl 440 61760 0 61718 13 7 6 7 0 8 0 rwobjpl 56 1091275 0 1077741 259 63 196 198 0 8 1 pdppl 4096 123529 0 123436 1990 1893 97 119 0 8 4 pvpl 32 53947 0 0 428 1 427 427 0 265 0 pmappl 248 61760 0 61718 15 11 4 4 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 4289 0 2887 41 0 41 41 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff834c3ff0) 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(ffffffff83575b90) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83575b90) at __mp_lock+0x192 sys/kern/kern_lock.c:144 intr_handler(ffff8000377fba30,ffff800000079f80) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:553 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __mp_lock(ffffffff83575b90) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83575b90) at __mp_lock+0x192 sys/kern/kern_lock.c:144 syscall(ffff8000377fbc00) at syscall+0xad6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff8000377fbc00) at syscall+0xad6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xca7ef70680, count: 6 ddb{0}> trace x86_ipi_db(ffffffff834c3ff0) 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(ffffffff83575b90) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83575b90) at __mp_lock+0x192 sys/kern/kern_lock.c:144 intr_handler(ffff8000377fba30,ffff800000079f80) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:553 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __mp_lock(ffffffff83575b90) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83575b90) at __mp_lock+0x192 sys/kern/kern_lock.c:144 syscall(ffff8000377fbc00) at syscall+0xad6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff8000377fbc00) at syscall+0xad6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xca7ef70680, count: -9 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(ffffffff830ba12b) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd805a368c08,20000000,20001000) at uvm_fault_unwire_locked+0x487 sys/uvm/uvm_fault.c:1663 uvm_fault_unwire(fffffd805a368c08,20000000,20001000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1623 kern_sysctl(ffff80002ad7a794,3,20000100,ffff80002ad7a7c8,0,2e,fd049836a423b91e) at kern_sysctl+0x38e sysctl_vsunlock sys/kern/kern_sysctl.c:204 [inline] kern_sysctl(ffff80002ad7a794,3,20000100,ffff80002ad7a7c8,0,2e,fd049836a423b91e) at kern_sysctl+0x38e sys/kern/kern_sysctl.c:502 sys_sysctl(ffff800037875758,ffff80002ad7a900,ffff80002ad7a850) at sys_sysctl+0x422 syscall(ffff80002ad7a900) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002ad7a900) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xcab39d7190, count: 7 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830ba12b) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd805a368c08,20000000,20001000) at uvm_fault_unwire_locked+0x487 sys/uvm/uvm_fault.c:1663 uvm_fault_unwire(fffffd805a368c08,20000000,20001000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1623 kern_sysctl(ffff80002ad7a794,3,20000100,ffff80002ad7a7c8,0,2e,fd049836a423b91e) at kern_sysctl+0x38e sysctl_vsunlock sys/kern/kern_sysctl.c:204 [inline] kern_sysctl(ffff80002ad7a794,3,20000100,ffff80002ad7a7c8,0,2e,fd049836a423b91e) at kern_sysctl+0x38e sys/kern/kern_sysctl.c:502 sys_sysctl(ffff800037875758,ffff80002ad7a900,ffff80002ad7a850) at sys_sysctl+0x422 syscall(ffff80002ad7a900) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002ad7a900) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xcab39d7190, count: -8