pmap_unwire: wiring for pmap 0xffpanic: pmap_remove_ptes: unmanaged page marked PG_PVLIST: va 0x6e7ac060000, opte 0x3efff Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 296965 76570 0 0x8000000 0 1 syz-executor *515825 11209 0 0x14000 0x200 0 reaper db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff8306feab) at panic+0x1e5 sys/kern/subr_prf.c:198 pmap_remove_pte(fffffd806d132008,fffffd80075307c0,7f8373d60248,6e7ac049000,6e7ac089000,0) at pmap_remove_pte pmap_do_remove(fffffd806d132008,6e7ac049000,6e7ac089000,0) at pmap_do_remove+0x533 sys/arch/amd64/amd64/pmap.c:1909 uvm_unmap_kill_entry_withlock(fffffd805f6d4dd8,fffffd806bf01040,0) at uvm_unmap_kill_entry_withlock+0x274 sys/uvm/uvm_map.c:1883 uvm_map_teardown(fffffd805f6d4dd8) at uvm_map_teardown+0x267 sys/uvm/uvm_map.c:2520 uvmspace_free(fffffd805f6d4dd8) at uvmspace_free+0xe8 sys/uvm/uvm_map.c:3447 reaper(ffff800029fd8f38) at reaper+0x25b sys/kern/kern_exit.c:480 end trace frame: 0x0, 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{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic *cpu0: pmap_remove_ptes: unmanaged page marked PG_PVLIST: va 0x6e7ac060000, opte 0x3efff ddb{0}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff8306feab) at panic+0x1e5 sys/kern/subr_prf.c:198 pmap_remove_pte(fffffd806d132008,fffffd80075307c0,7f8373d60248,6e7ac049000,6e7ac089000,0) at pmap_remove_pte pmap_do_remove(fffffd806d132008,6e7ac049000,6e7ac089000,0) at pmap_do_remove+0x533 sys/arch/amd64/amd64/pmap.c:1909 uvm_unmap_kill_entry_withlock(fffffd805f6d4dd8,fffffd806bf01040,0) at uvm_unmap_kill_entry_withlock+0x274 sys/uvm/uvm_map.c:1883 uvm_map_teardown(fffffd805f6d4dd8) at uvm_map_teardown+0x267 sys/uvm/uvm_map.c:2520 uvmspace_free(fffffd805f6d4dd8) at uvmspace_free+0xe8 sys/uvm/uvm_map.c:3447 reaper(ffff800029fd8f38) at reaper+0x25b sys/kern/kern_exit.c:480 end trace frame: 0x0, count: -8 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff800029fe4c20 rbx 0xffffffff83497d87 cpu_info_full_primary+0x2d87 rdx 0 rcx 0xffff800029fd8f38 rax 0xffffffff83496ff0 cpu_info_full_primary+0x1ff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xb80a5c68e65fdc00 r11 0x68799dae8a19815d r12 0xffffffff83497b88 cpu_info_full_primary+0x2b88 r13 0 r14 0 r15 0x1 rip 0xffffffff82ce4e75 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff800029fe4c10 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{0}> show proc PROC (reaper) tid=515825 pid=11209 tcnt=1 stat=onproc flags process=14000 proc=200 runpri=4, usrpri=86, slppri=4, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff800029fd91c0,0xffff800029fd8a38 process=0xffff800029feb188 user=0xffff800029fe0000, vmspace=0xffffffff8359e4b8 estcpu=36, cpticks=39, pctcpu=6.37, user=0, sys=8568, intr=80 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 16497 479260 41085 0 2 0x8000000 syz-executor 16497 164481 41085 0 3 0xc000000 smrbar syz-executor 86554 413590 67096 0 2 0x8000000 syz-executor 36616 31161 63574 0 2 0x8000000 syz-executor 36616 414662 63574 0 3 0xc000080 fsleep syz-executor 76570 296965 67301 0 7 0x8000000 syz-executor 76570 407341 67301 0 3 0xc000080 kqsel syz-executor 76570 311639 67301 0 3 0xc000080 kqsel syz-executor 76570 110206 67301 0 2 0xc000000 syz-executor 76570 25021 67301 0 2 0xc000000 syz-executor 76570 335430 67301 0 3 0xc000080 fsleep syz-executor 51612 410178 28578 0 2 0x8000000 syz-executor 51612 145830 28578 0 3 0xc000080 fsleep syz-executor 51612 170415 28578 0 3 0xc000080 fsleep syz-executor 11087 159948 99598 0 2 0x8000480 syz-executor 11087 433263 99598 0 3 0xc000080 sbwait syz-executor 11087 323122 99598 0 3 0xc000080 fsleep syz-executor 23255 442137 0 0 3 0x14200 acct acct 99598 195586 17866 0 3 0x8000082 nanoslp syz-executor 41085 66922 17866 0 2 0x8000482 syz-executor 88026 73990 1 0 3 0x8003810 suspend syz-executor 88026 138043 1 0 4 0xc081810 syz-executor 28578 230371 17866 0 3 0x8000082 nanoslp syz-executor 63574 116833 17866 0 2 0x8000482 syz-executor 67301 392769 17866 0 3 0x8000082 nanoslp syz-executor 67096 360951 17866 0 2 0x8000482 syz-executor 69705 190017 17866 0 2 0x8000002 syz-executor 5942 166827 17866 0 2 0x8000482 syz-executor 75331 439034 1 0 3 0x18100083 ttyin getty 93699 469241 0 0 3 0x14200 bored sosplice 75943 492571 0 0 3 0x14280 nfsidl nfsio 24544 447669 0 0 3 0x14280 nfsidl nfsio 88658 343241 0 0 3 0x14280 nfsidl nfsio 76714 372712 0 0 3 0x14280 nfsidl nfsio 5310 482488 0 0 3 0x14280 nfsidl nfsio 17473 238602 0 0 3 0x14280 nfsidl nfsio 64968 109440 0 0 3 0x14280 nfsidl nfsio 25068 114719 0 0 3 0x14280 nfsidl nfsio 76939 485975 0 0 3 0x14280 nfsidl nfsio 18774 353124 0 0 3 0x14280 nfsidl nfsio 56095 19342 0 0 3 0x14280 nfsidl nfsio 64442 30024 0 0 3 0x14280 nfsidl nfsio 64658 521059 0 0 3 0x14280 nfsidl nfsio 60111 39855 0 0 3 0x14280 nfsidl nfsio 70329 453689 0 0 3 0x14280 nfsidl nfsio 26384 448476 0 0 3 0x14280 nfsidl nfsio 47125 122248 0 0 3 0x14280 nfsidl nfsio 97736 176246 0 0 3 0x14280 nfsidl nfsio 17419 506123 0 0 3 0x14280 nfsidl nfsio 30408 54001 0 0 3 0x14280 nfsidl nfsio 17866 520499 41350 0 3 0x8000082 kqread syz-executor 41350 310074 3804 0 3 0x810008a sigsusp ksh 3804 466855 47111 0 3 0x18000098 kqread sshd-session 47111 336436 71743 0 3 0x18000092 kqread sshd-session 71743 264206 1 0 3 0x18000088 kqread sshd 1964 261318 29375 74 3 0x19100092 bpf pflogd 29375 270727 1 0 3 0x18000080 sbwait pflogd 80248 257607 60716 73 2 0x19100010 syslogd 60716 241392 1 0 3 0x18100082 sbwait syslogd 13423 83859 1 0 3 0x18100080 kqread resolvd 27132 270106 28074 77 3 0x18100092 kqread dhcpleased 49175 87351 28074 77 3 0x18100092 kqread dhcpleased 28074 507401 1 0 3 0x18000080 kqread dhcpleased 21874 20324 0 0 3 0x14200 bored smr 47097 97367 0 0 2 0x14200 zerothread 88901 206851 0 0 3 0x14200 aiodoned aiodoned 51928 409799 0 0 3 0x14200 syncer update 26180 332452 0 0 3 0x14200 cleaner cleaner *11209 515825 0 0 7 0x14200 reaper 5765 514090 0 0 3 0x14200 pgdaemon pagedaemon 11532 489054 0 0 3 0x14200 bored viomb 85044 401434 0 0 3 0x40014200 acpi0 acpi0 64480 487250 0 0 3 0x40014200 idle1 36710 114585 0 0 3 0x14200 bored softnet3 46854 490706 0 0 3 0x14200 bored softnet2 90369 336597 0 0 3 0x14200 bored softnet1 55195 49778 0 0 3 0x14200 bored softnet0 11494 247619 0 0 3 0x14200 bored systqmp 21432 139608 0 0 3 0x14200 bored systq 14848 273349 0 0 3 0x14200 tmoslp softclockmp 74709 108375 0 0 2 0x40014200 softclock 83618 38386 0 0 3 0x40014200 idle0 1 73063 0 0 3 0x8080082 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks CPU 0: exclusive mutex &pmap->pm_mtx r = 0 (0xfffffd806d132018) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 mtx_enter_try+0x178 #2 mtx_enter+0x60 sys/kern/kern_lock.c:239 #3 pmap_do_remove+0xa9 rcr3 machine/cpufunc.h:139 [inline] #3 pmap_do_remove+0xa9 pmap_map_ptes sys/arch/amd64/amd64/pmap.c:430 [inline] #3 pmap_do_remove+0xa9 sys/arch/amd64/amd64/pmap.c:1813 #4 uvm_unmap_kill_entry_withlock+0x274 sys/uvm/uvm_map.c:1883 #5 uvm_map_teardown+0x267 sys/uvm/uvm_map.c:2520 #6 uvmspace_free+0xe8 sys/uvm/uvm_map.c:3447 #7 reaper+0x25b sys/kern/kern_exit.c:480 #8 proc_trampoline+0x10 Process 69705 (syz-executor) thread 0xffff800033d85990 (190017) exclusive rrwlock inode r = 0 (0xfffffd806df88a28) #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:120 #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:3100 #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 (0xfffffd8076ea8a28) #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:3085 #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 Process 80248 (syslogd) thread 0xffff8000ffffdbe8 (257607) exclusive rrwlock inode r = 0 (0xfffffd806e4895f0) #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 sys_fsync+0x152 sys/kern/vfs_syscalls.c:2927 #6 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #6 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 Process 11209 (reaper) thread 0xffff800029fd8f38 (515825) exclusive rwlock vmmaplk r = 0 (0xfffffd805f6d4ec8) #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 vm_map_lock_ln+0x143 sys/uvm/uvm_map.c:5277 #3 uvm_map_teardown+0x104 sys/uvm/uvm_map.c:2488 #4 uvmspace_free+0xe8 sys/uvm/uvm_map.c:3447 #5 reaper+0x25b sys/kern/kern_exit.c:480 #6 proc_trampoline+0x10 exclusive mutex &pmap->pm_mtx r = 0 (0xfffffd806d132018) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 mtx_enter_try+0x178 #2 mtx_enter+0x60 sys/kern/kern_lock.c:239 #3 pmap_do_remove+0xa9 rcr3 machine/cpufunc.h:139 [inline] #3 pmap_do_remove+0xa9 pmap_map_ptes sys/arch/amd64/amd64/pmap.c:430 [inline] #3 pmap_do_remove+0xa9 sys/arch/amd64/amd64/pmap.c:1813 #4 uvm_unmap_kill_entry_withlock+0x274 sys/uvm/uvm_map.c:1883 #5 uvm_map_teardown+0x267 sys/uvm/uvm_map.c:2520 #6 uvmspace_free+0xe8 sys/uvm/uvm_map.c:3447 #7 reaper+0x25b sys/kern/kern_exit.c:480 #8 proc_trampoline+0x10 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10232 10206K 10704K 166960K 15907 0 pcb 17 18K 20K 166960K 976 0 rtable 287 20K 21K 166960K 2240 0 pf 43 11K 15K 166960K 393 0 ifaddr 47 16K 16K 166960K 307 0 ifgroup 63 2K 2K 166960K 354 0 sysctl 3 0K 1K 166960K 6 0 counters 70 37K 37K 166960K 232 0 ioctlops 0 0K 4K 166960K 2026 0 iov 0 0K 20K 166960K 309 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1549 97K 98K 166960K 5014 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 21 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 421 0 dirhash 12 2K 3K 166960K 216 0 ACPI 1697 195K 286K 166960K 12548 0 file desc 17 61K 97K 166960K 3755 0 sigio 1 0K 0K 166960K 121 0 proc 71 91K 128K 166960K 1956 0 subproc 117 7K 7K 166960K 676 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 357 0 in_multi 95 7K 7K 166960K 794 0 ether_multi 1 0K 0K 166960K 19 0 mrt 1 0K 0K 166960K 8 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 115 519K 519K 166960K 115 0 exec 0 0K 1K 166960K 1442 0 pfkey data 0 0K 0K 166960K 2 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 252 86K 121K 166960K 34416 0 UVM aobj 131 6K 8K 166960K 135 0 pinsyscall 42 84K 108K 166960K 6002 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 197 0 NDP 15 0K 2K 166960K 234 0 temp 84 6816K 6896K 166960K 104628 0 kqueue 14 22K 31K 166960K 624 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 120 602 0 599 4 2 2 3 0 8 1 rtentry 112 756 0 634 5 1 4 4 0 8 0 unpcb 144 4376 0 4355 28 20 8 8 0 8 7 syncache 336 10 0 10 6 6 0 1 0 8 0 tcpqe 32 2 17 2 1 1 0 1 0 8 0 tcpcb 808 1400 0 1393 26 23 3 8 0 8 2 arp 120 114 0 97 1 0 1 1 0 8 0 inpcb 336 5357 0 5346 46 39 7 15 0 8 4 nd6 136 236 0 188 3 1 2 2 0 8 0 pkpcb 40 12 0 12 8 7 1 1 0 8 1 kcovpl 48 52 0 43 1 0 1 1 0 8 0 ppxss 1168 27 0 25 5 4 1 1 0 8 0 pfstscr 40 3 0 3 2 2 0 1 0 8 0 pffrag 232 32 0 19 1 0 1 1 0 482 0 pffrnode 88 28 0 17 1 0 1 1 0 8 0 pffrent 40 446 0 433 1 0 1 1 0 8 0 pfosfp 40 1429 0 1428 6 5 1 5 0 8 0 pfosfpen 112 1429 0 1428 22 21 1 21 0 8 0 pfrktable 1344 22 0 17 1 0 1 1 0 8 0 pfanchor 1288 7 0 5 1 0 1 1 0 8 0 pftag 88 6 0 2 1 0 1 1 0 8 0 pfqueue 264 2 0 2 1 1 0 1 0 8 0 pfstitem 24 299 0 197 1 0 1 1 0 8 0 pfstkey 128 308 0 207 4 0 4 4 0 8 0 pfstate 376 300 0 199 13 1 12 12 0 8 0 pfrule 1344 114 0 35 7 0 7 7 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 3133 0 2365 54 6 48 48 0 8 0 art_table 32 3134 0 2365 7 0 7 7 0 8 0 art_node 16 712 0 598 1 0 1 1 0 8 0 sysvmsgpl 40 17 0 13 1 0 1 1 0 8 0 semapl 112 419 0 409 1 0 1 1 0 8 0 shmpl 112 132 0 4 4 0 4 4 0 8 0 dirhash 1024 153 0 136 3 0 3 3 0 8 0 dino2pl 256 7336 0 5747 100 0 100 100 0 8 0 ffsino 272 7336 0 5747 107 0 107 107 0 8 0 nchpl 144 12309 0 10566 65 0 65 65 0 8 0 uvmvnodes 80 8184 0 0 168 0 168 168 0 8 0 vnodes 216 8184 0 0 455 0 455 455 0 8 0 namei 1024 49166 0 49165 6 5 1 2 0 8 0 percpumem 16 130 0 81 1 0 1 1 0 8 0 vcpupl 3904 5 0 1 1 0 1 1 0 8 0 vmpool 696 78 0 74 1 0 1 1 0 8 0 pfiaddrpl 120 4 0 2 1 0 1 1 0 8 0 kstatmem 264 192 0 162 3 1 2 3 0 8 0 scsiplug 72 4 0 4 4 4 0 1 0 8 0 scxspl 216 79310 0 79310 23 20 3 8 1 8 3 plimitpl 152 1096 0 1077 1 0 1 1 0 8 0 sigapl 424 4001 0 3929 10 1 9 9 0 8 0 futexpl 64 54730 0 54725 3 2 1 1 0 8 0 knotepl 120 860 0 0 24 0 24 24 0 8 0 kqueuepl 216 1495 0 1483 12 11 1 5 0 8 0 pipepl 320 907 0 879 10 7 3 8 0 8 0 fdescpl 496 3957 0 3926 7 2 5 6 0 8 0 filepl 152 32172 0 31888 55 35 20 20 0 8 6 lockfpl 104 1378 0 1374 2 1 1 2 0 8 0 lockfspl 48 518 0 514 1 0 1 1 0 8 0 sessionpl 144 67 0 58 1 0 1 1 0 8 0 pgrppl 48 141 0 123 1 0 1 1 0 8 0 ucredpl 104 4585 0 4569 1 0 1 1 0 8 0 zombiepl 144 3931 0 3929 3 2 1 1 0 8 0 processpl 1152 4001 0 3929 6 0 6 6 0 8 0 procpl 648 8783 0 8699 9 1 8 8 0 8 0 srpgc 96 17 0 17 5 5 0 1 0 8 0 sosppl 168 19 0 19 5 5 0 1 0 8 0 sockpl 664 10375 0 10340 81 69 12 22 0 8 7 mcl64k 65536 18 0 0 3 0 3 3 0 8 0 mcl16k 16384 20 0 0 3 0 3 3 0 8 0 mcl12k 12288 5 0 0 1 0 1 1 0 8 0 mcl9k 9216 7 0 0 1 0 1 1 0 8 0 mcl8k 8192 17 0 0 3 0 3 3 0 8 0 mcl4k 4096 13 0 0 2 0 2 2 0 8 0 mcl2k2 2112 3 0 0 1 0 1 1 0 8 0 mcl2k 2048 255 0 0 31 0 31 31 0 8 0 mtagpl 96 45 0 0 1 0 1 1 0 8 0 mbufpl 256 637 0 0 34 0 34 34 0 8 0 bufpl 280 16602 0 7410 657 0 657 657 0 8 0 anonpl 24 594814 0 591122 235 130 105 122 0 185 58 amapchunkpl 152 117249 0 116729 109 67 42 57 0 158 16 amappl16 200 9377 0 9341 88 78 10 15 0 8 7 amappl15 192 14 0 14 2 2 0 1 0 8 0 amappl14 184 206 0 194 1 0 1 1 0 8 0 amappl13 176 29 0 29 1 1 0 1 0 8 0 amappl12 168 5308 0 5277 4 2 2 3 0 8 0 amappl11 160 89 0 74 1 0 1 1 0 8 0 amappl10 152 59 0 59 1 1 0 1 0 8 0 amappl9 144 170 0 170 2 2 0 1 0 8 0 amappl8 136 22 0 20 1 0 1 1 0 8 0 amappl7 128 198 0 185 1 0 1 1 0 8 0 amappl6 120 606 0 603 1 0 1 1 0 8 0 amappl5 112 320 0 308 1 0 1 1 0 8 0 amappl4 104 466 0 447 1 0 1 1 0 8 0 amappl3 96 23547 0 23426 4 0 4 4 0 8 0 amappl2 88 1265 0 1197 2 0 2 2 0 8 0 amappl1 80 21522 0 20934 16 3 13 15 0 8 0 amappl 88 33421 0 33235 5 0 5 5 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 7 0 7 2 2 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 72 134 0 4 3 0 3 3 0 8 0 uaddrrnd 24 4035 0 4000 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 4035 0 4000 1 0 1 1 0 8 0 vmmpekpl 168 33953 0 33898 4 0 4 4 0 8 0 vmmpepl 168 238386 0 236411 145 48 97 100 0 357 7 vmsppl 440 4034 0 3999 8 3 5 5 0 8 0 rwobjpl 56 68549 0 59240 143 11 132 132 0 8 0 pdppl 4096 8077 0 8002 190 111 79 87 0 8 4 pvpl 32 52050 0 0 419 0 419 419 0 265 0 pmappl 248 4034 0 3999 3 0 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 623 0 196 13 0 13 13 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(ffffffff8306feab) at panic+0x1e5 sys/kern/subr_prf.c:198 pmap_remove_pte(fffffd806d132008,fffffd80075307c0,7f8373d60248,6e7ac049000,6e7ac089000,0) at pmap_remove_pte pmap_do_remove(fffffd806d132008,6e7ac049000,6e7ac089000,0) at pmap_do_remove+0x533 sys/arch/amd64/amd64/pmap.c:1909 uvm_unmap_kill_entry_withlock(fffffd805f6d4dd8,fffffd806bf01040,0) at uvm_unmap_kill_entry_withlock+0x274 sys/uvm/uvm_map.c:1883 uvm_map_teardown(fffffd805f6d4dd8) at uvm_map_teardown+0x267 sys/uvm/uvm_map.c:2520 uvmspace_free(fffffd805f6d4dd8) at uvmspace_free+0xe8 sys/uvm/uvm_map.c:3447 reaper(ffff800029fd8f38) at reaper+0x25b sys/kern/kern_exit.c:480 end trace frame: 0x0, count: -8 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 end of kernel end trace frame: 0x78dd80fb2740, count: 12 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 end of kernel end trace frame: 0x78dd80fb2740, count: -3