panic: kernel diagnostic assertion "uvm_page_owner_locked_p(pg)" failed: file "/syzkaller/managers/multicore/kernel/sys/uvm/uvm_page.c", line 1269 Stopped at db_enter+0x18: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *327221 69370 0 0x14000 0x200 0K reaper db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff825a7274) at panic+0x177 sys/kern/subr_prf.c:198 __assert(ffffffff8261cfaa,ffffffff82593c44,4f5,ffffffff825ca81a) at __assert+0x25 sys/kern/subr_prf.c:157 uvm_pageunwire(fffffd80074ead40) at uvm_pageunwire+0x16b sys/uvm/uvm_page.c:1269 uvm_fault_unwire_locked(fffffd807d950a30,2576f3c000,2576f3d000) at uvm_fault_unwire_locked+0x226 sys/uvm/uvm_fault.c:1682 uvm_unmap_kill_entry_withlock(fffffd807d950a30,fffffd8069fd7658,0) at uvm_unmap_kill_entry_withlock+0x67 sys/uvm/uvm_map.c:1897 uvm_map_teardown(fffffd807d950a30) at uvm_map_teardown+0x197 uvm_map_addr_RBT_LEFT sys/uvm/uvm_map.h:176 [inline] uvm_map_teardown(fffffd807d950a30) at uvm_map_teardown+0x197 sys/uvm/uvm_map.c:2546 uvmspace_free(fffffd807d950a30) at uvmspace_free+0xa6 sys/uvm/uvm_map.c:3464 reaper(ffff800021233508) at reaper+0x19a sys/kern/kern_exit.c:448 end trace frame: 0x0, 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: kernel diagnostic assertion "uvm_page_owner_locked_p(pg)" failed: file "/syzkaller/managers/multicore/kernel/sys/uvm/uvm_page.c", line 1269 ddb{0}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff825a7274) at panic+0x177 sys/kern/subr_prf.c:198 __assert(ffffffff8261cfaa,ffffffff82593c44,4f5,ffffffff825ca81a) at __assert+0x25 sys/kern/subr_prf.c:157 uvm_pageunwire(fffffd80074ead40) at uvm_pageunwire+0x16b sys/uvm/uvm_page.c:1269 uvm_fault_unwire_locked(fffffd807d950a30,2576f3c000,2576f3d000) at uvm_fault_unwire_locked+0x226 sys/uvm/uvm_fault.c:1682 uvm_unmap_kill_entry_withlock(fffffd807d950a30,fffffd8069fd7658,0) at uvm_unmap_kill_entry_withlock+0x67 sys/uvm/uvm_map.c:1897 uvm_map_teardown(fffffd807d950a30) at uvm_map_teardown+0x197 uvm_map_addr_RBT_LEFT sys/uvm/uvm_map.h:176 [inline] uvm_map_teardown(fffffd807d950a30) at uvm_map_teardown+0x197 sys/uvm/uvm_map.c:2546 uvmspace_free(fffffd807d950a30) at uvmspace_free+0xa6 sys/uvm/uvm_map.c:3464 reaper(ffff800021233508) at reaper+0x19a sys/kern/kern_exit.c:448 end trace frame: 0x0, count: -9 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff800021239a70 rbx 0xffffffff829dbb8f cpu_info_full_primary+0x2b8f rdx 0 rcx 0 rax 0xffff800021233508 r8 0x101010101010101 r9 0x8080808080808080 r10 0x5808be9f1ab39740 r11 0xdd3d1ba75a97420b r12 0xffffffff829db990 cpu_info_full_primary+0x2990 r13 0 r14 0 r15 0x1 rip 0xffffffff81e501f8 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff800021239a60 ss 0x10 db_enter+0x18: addq $0x8,%rsp ddb{0}> show proc PROC (reaper) pid=327221 stat=onproc flags process=14000 proc=200 pri=86, usrpri=86, nice=20 forw=0xffffffffffffffff, list=0xffff8000212337a8,0xffff800021233278 process=0xffff8000ffffedb8 user=0xffff800021234000, vmspace=0xffffffff82b9e480 estcpu=36, cpticks=62, pctcpu=12.74 user=0, sys=3, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 66154 384237 62473 0 2 0x482 syz-executor.6 84706 373262 0 0 3 0x14280 nfsidl nfsio 41544 473001 0 0 3 0x14280 nfsidl nfsio 87644 501941 0 0 3 0x14280 nfsidl nfsio 9307 186776 0 0 3 0x14280 nfsidl nfsio 51788 412330 0 0 3 0x14280 nfsidl nfsio 33472 456936 0 0 3 0x14280 nfsidl nfsio 46900 349023 0 0 3 0x14280 nfsidl nfsio 44750 361321 0 0 3 0x14280 nfsidl nfsio 49100 151528 0 0 3 0x14280 nfsidl nfsio 84456 311870 0 0 3 0x14280 nfsidl nfsio 73388 48659 0 0 3 0x14280 nfsidl nfsio 56382 95446 0 0 3 0x14280 nfsidl nfsio 25529 174801 0 0 3 0x14280 nfsidl nfsio 22559 269245 0 0 3 0x14280 nfsidl nfsio 38663 506680 0 0 3 0x14280 nfsidl nfsio 65437 79782 0 0 3 0x14280 nfsidl nfsio 78878 489730 0 0 3 0x14280 nfsidl nfsio 62856 237654 0 0 3 0x14280 nfsidl nfsio 7530 314196 0 0 3 0x14280 nfsidl nfsio 60307 439788 0 0 3 0x14280 nfsidl nfsio 52611 35793 62473 0 3 0x82 wait syz-executor.2 62497 286261 62473 0 3 0x82 wait syz-executor.1 38773 164345 62473 0 3 0x82 wait syz-executor.5 92312 322427 62473 0 3 0x82 piperd syz-executor.4 1384 350687 62473 0 3 0x82 piperd syz-executor.7 2177 299531 1 0 3 0x100083 ttyin getty 25216 492573 62473 0 3 0x82 piperd syz-executor.3 53199 403633 0 0 3 0x14200 bored sosplice 62473 14524 13575 0 3 0x82 wait syz-fuzzer 62473 262915 13575 0 2 0x4000482 syz-fuzzer 62473 375465 13575 0 3 0x4000082 thrsleep syz-fuzzer 62473 318582 13575 0 3 0x4000082 thrsleep syz-fuzzer 62473 368969 13575 0 3 0x4000082 thrsleep syz-fuzzer 62473 21269 13575 0 3 0x4000082 thrsleep syz-fuzzer 62473 222757 13575 0 3 0x4000082 wait syz-fuzzer 62473 205612 13575 0 3 0x4000082 thrsleep syz-fuzzer 62473 125476 13575 0 3 0x4000082 thrsleep syz-fuzzer 62473 458638 13575 0 3 0x4000082 wait syz-fuzzer 62473 443660 13575 0 3 0x4000082 wait syz-fuzzer 62473 262462 13575 0 3 0x4000082 thrsleep syz-fuzzer 62473 163167 13575 0 3 0x4000082 wait syz-fuzzer 62473 174329 13575 0 2 0x4000002 syz-fuzzer 62473 400117 13575 0 3 0x4000082 wait syz-fuzzer 62473 307874 13575 0 3 0x4000082 kqread syz-fuzzer 62473 304131 13575 0 3 0x4000082 wait syz-fuzzer 13575 304290 61987 0 3 0x10008a sigsusp ksh 61987 489306 92994 0 3 0x9a kqread sshd 92994 263013 1 0 3 0x88 kqread sshd 88659 174515 51157 74 3 0x1100092 bpf pflogd 51157 38764 1 0 3 0x80 netio pflogd 66505 85268 54684 73 2 0x1100010 syslogd 54684 184352 1 0 3 0x100082 netio syslogd 1236 351576 1 0 3 0x100080 kqread resolvd 94306 522779 6078 77 3 0x100092 kqread dhcpleased 37742 375961 6078 77 3 0x100092 kqread dhcpleased 6078 205780 1 0 3 0x80 kqread dhcpleased 60232 193501 0 0 3 0x14200 bored smr 35482 71739 0 0 2 0x14200 zerothread 38165 186369 0 0 3 0x14200 aiodoned aiodoned 88246 516553 0 0 3 0x14200 syncer update 75887 247035 0 0 3 0x14200 cleaner cleaner *69370 327221 0 0 7 0x14200 reaper 91525 334883 0 0 3 0x14200 pgdaemon pagedaemon 62830 96279 0 0 3 0x14200 bored viomb 1179 433148 0 0 3 0x40014200 acpi0 acpi0 43963 387571 0 0 7 0x40014200 idle1 46868 289560 0 0 3 0x14200 bored softnet 75550 79252 0 0 3 0x14200 bored softnet 30945 368771 0 0 3 0x14200 bored softnet 78996 203491 0 0 3 0x14200 bored softnet 3298 23781 0 0 3 0x14200 bored systqmp 90164 53800 0 0 3 0x14200 bored systq 6904 187521 0 0 3 0x40014200 bored softclock 64048 289600 0 0 3 0x40014200 idle0 1 417319 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks CPU 0: exclusive mutex &uvm.pageqlock r = 0 (0xffffffff82adb368) #0 witness_lock+0x44d #1 mtx_enter_try+0x100 #2 mtx_enter+0x4b sys/kern/kern_lock.c:266 #3 uvm_fault_unwire_locked+0x21e sys/uvm/uvm_fault.c:1681 #4 uvm_unmap_kill_entry_withlock+0x67 sys/uvm/uvm_map.c:1897 #5 uvm_map_teardown+0x197 uvm_map_addr_RBT_LEFT sys/uvm/uvm_map.h:176 [inline] #5 uvm_map_teardown+0x197 sys/uvm/uvm_map.c:2546 #6 uvmspace_free+0xa6 sys/uvm/uvm_map.c:3464 #7 reaper+0x19a sys/kern/kern_exit.c:448 #8 proc_trampoline+0x1c Process 62473 (syz-fuzzer) thread 0xffff80002ac2c7e0 (174329) exclusive rrwlock inode r = 0 (0xfffffd8078d831a8) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:465 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:518 #4 ufs_ihashins+0x42 sys/ufs/ufs/ufs_ihash.c:140 #5 ffs_vget+0x141 sys/ufs/ffs/ffs_vfsops.c:1353 #6 ffs_inode_alloc+0x1be sys/ufs/ffs/ffs_alloc.c:394 #7 ufs_mkdir+0xf4 sys/ufs/ufs/ufs_vnops.c:1150 #8 VOP_MKDIR+0xbf sys/kern/vfs_vops.c:388 #9 domkdirat+0x121 sys/kern/vfs_syscalls.c:3112 #10 syscall+0x435 mi_syscall sys/sys/syscall_mi.h:101 [inline] #10 syscall+0x435 sys/arch/amd64/amd64/trap.c:585 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806f489b38) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:465 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0xd1 sys/kern/vfs_lookup.c:412 #6 namei+0x36a sys/kern/vfs_lookup.c:244 #7 domkdirat+0x75 sys/kern/vfs_syscalls.c:3097 #8 syscall+0x435 mi_syscall sys/sys/syscall_mi.h:101 [inline] #8 syscall+0x435 sys/arch/amd64/amd64/trap.c:585 #9 Xsyscall+0x128 Process 66505 (syslogd) thread 0xffff8000ffff7cf0 (85268) exclusive rrwlock inode r = 0 (0xfffffd806e78e1b0) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:465 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 sys_fsync+0xf5 sys/kern/vfs_syscalls.c:2935 #6 syscall+0x435 mi_syscall sys/sys/syscall_mi.h:101 [inline] #6 syscall+0x435 sys/arch/amd64/amd64/trap.c:585 #7 Xsyscall+0x128 Process 69370 (reaper) thread 0xffff800021233508 (327221) exclusive rwlock uobjlk r = 0 (0xfffffd805bd87478) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 uvm_fault_unwire_locked+0x1c6 sys/uvm/uvm_fault.c:1669 #3 uvm_unmap_kill_entry_withlock+0x67 sys/uvm/uvm_map.c:1897 #4 uvm_map_teardown+0x197 uvm_map_addr_RBT_LEFT sys/uvm/uvm_map.h:176 [inline] #4 uvm_map_teardown+0x197 sys/uvm/uvm_map.c:2546 #5 uvmspace_free+0xa6 sys/uvm/uvm_map.c:3464 #6 reaper+0x19a sys/kern/kern_exit.c:448 #7 proc_trampoline+0x1c exclusive kernel_lock &kernel_lock r = 0 (0xffffffff829f4e20) #0 witness_lock+0x44d #1 uvm_unmap_kill_entry_withlock+0x4c sys/uvm/uvm_map.c:1895 #2 uvm_map_teardown+0x197 uvm_map_addr_RBT_LEFT sys/uvm/uvm_map.h:176 [inline] #2 uvm_map_teardown+0x197 sys/uvm/uvm_map.c:2546 #3 uvmspace_free+0xa6 sys/uvm/uvm_map.c:3464 #4 reaper+0x19a sys/kern/kern_exit.c:448 #5 proc_trampoline+0x1c exclusive mutex &uvm.pageqlock r = 0 (0xffffffff82adb368) #0 witness_lock+0x44d #1 mtx_enter_try+0x100 #2 mtx_enter+0x4b sys/kern/kern_lock.c:266 #3 uvm_fault_unwire_locked+0x21e sys/uvm/uvm_fault.c:1681 #4 uvm_unmap_kill_entry_withlock+0x67 sys/uvm/uvm_map.c:1897 #5 uvm_map_teardown+0x197 uvm_map_addr_RBT_LEFT sys/uvm/uvm_map.h:176 [inline] #5 uvm_map_teardown+0x197 sys/uvm/uvm_map.c:2546 #6 uvmspace_free+0xa6 sys/uvm/uvm_map.c:3464 #7 reaper+0x19a sys/kern/kern_exit.c:448 #8 proc_trampoline+0x1c ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10256 6574K 8324K 78643K 99880 0 pcb 13 18K 23K 78643K 16079 0 rtable 221 18K 20K 78643K 9736 0 ifaddr 238 65K 70K 78643K 3785 0 sysctl 3 1K 5K 78643K 51 0 counters 56 35K 36K 78643K 1854 0 ioctlops 0 0K 4K 78643K 9241 0 iov 0 0K 32K 78643K 4891 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 4 0 vnodes 1757 110K 110K 78643K 50553 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 9K 78643K 363 0 VM map 2 1K 1K 78643K 2 0 sem 16 28K 56K 78643K 357 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 9 29K 77K 78643K 40123 0 sigio 0 0K 0K 78643K 1070 0 proc 84 92K 128K 78643K 7947 0 subproc 91 5K 7K 78643K 2652 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 2664 0 in_multi 79 5K 6K 78643K 2964 0 ether_multi 1 0K 0K 78643K 184 0 mrt 1 0K 0K 78643K 342 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 295 1314K 1314K 78643K 295 0 exec 0 0K 2K 78643K 10807 0 pfkey data 0 0K 0K 78643K 7 0 tdb 3 0K 0K 78643K 3 0 pagedep 1 8K 8K 78643K 1 0 inodedep 1 32K 32K 78643K 1 0 newblk 1 0K 0K 78643K 1 0 VM swap 8 62K 64K 78643K 10 0 UVM amap 519 632K 646K 78643K 221859 0 UVM aobj 131 4K 4K 78643K 139 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 1619 0 NDP 15 0K 2K 78643K 1120 0 temp 141 4734K 70270K 78643K 463956 0 kqueue 12 18K 26K 78643K 2902 0 SYN cache 2 16K 24K 78643K 3 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 22 0 0 1 0 1 1 0 8 0 rtpcb 120 3020 0 3017 37 36 1 3 0 8 0 rtentry 112 3210 0 3122 7 4 3 4 0 8 0 unpcb 144 26663 0 26648 264 263 1 10 0 8 0 syncache 296 169 0 169 50 50 0 1 0 8 0 tcpqe 32 656 31 656 22 22 0 1 0 8 0 tcpcb 768 13839 0 13833 461 453 8 16 0 8 7 arp 120 513 0 497 1 0 1 1 0 8 0 inpcb 368 48149 0 48117 566 557 9 18 0 8 5 ip6q 72 3 0 3 1 1 0 1 0 8 0 ip6af 40 15 0 15 1 1 0 1 0 8 0 nd6 48 675 0 654 1 0 1 1 0 8 0 pkpcb 40 66 0 66 16 16 0 1 0 8 0 kcovpl 48 204 0 197 1 0 1 1 0 8 0 ppxss 1256 489 0 489 58 58 0 1 0 8 0 pppxif 1704 130 0 130 19 19 0 1 0 8 0 pfstscr 40 5 0 2 1 0 1 1 0 8 0 pffrag 232 286 0 285 10 9 1 1 0 482 0 pffrnode 88 252 0 251 10 9 1 1 0 8 0 pffrent 40 1092 0 1091 11 10 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 pfrktable 1344 67 0 65 1 0 1 1 0 8 0 pfanchor 1280 11 0 3 1 0 1 1 0 8 0 pftag 88 5 0 3 1 0 1 1 0 8 0 pfstitem 24 92 0 84 1 0 1 1 0 8 0 pfstkey 120 94 0 90 2 0 2 2 0 8 0 pfstate 336 91 0 86 4 2 2 4 0 8 0 pfrule 1360 37 0 25 3 2 1 2 0 8 0 rttmr 136 19 0 19 6 6 0 1 0 8 0 art_heap8 4096 21 0 20 15 14 1 3 0 8 0 art_heap4 256 12388 0 12035 100 74 26 30 0 8 0 art_table 32 12409 0 12055 5 1 4 4 0 8 0 art_node 16 3092 0 3016 1 0 1 1 0 8 0 sysvmsgpl 40 35 0 35 1 1 0 1 0 8 0 semupl 112 2 0 2 2 2 0 1 0 8 0 semapl 112 312 0 298 1 0 1 1 0 8 0 shmpl 112 136 0 8 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 54591 0 52961 103 0 103 103 0 8 0 ffsino 272 54591 0 52961 109 0 109 109 0 8 0 nchpl 144 107087 0 106552 63 39 24 63 0 8 0 rtmask 32 20 0 20 7 7 0 1 0 8 0 uvmvnodes 80 33755 0 0 689 0 689 689 0 8 0 vnodes 216 33755 0 0 1876 0 1876 1876 0 8 0 namei 1024 418010 0 418009 24 23 1 2 0 8 0 percpumem 16 939 0 899 1 0 1 1 0 8 0 vcpupl 2048 189 0 0 24 0 24 24 0 8 0 vmpool 568 189 0 0 14 0 14 14 0 8 0 pfiaddrpl 120 22 0 19 1 0 1 1 0 8 0 kstatmem 264 1340 0 1310 12 9 3 3 0 8 0 scsiplug 72 42 0 42 13 13 0 1 0 8 0 scxspl 216 334401 0 334401 42 41 1 8 0 8 1 plimitpl 152 5597 0 5581 1 0 1 1 0 8 0 sigapl 424 40094 0 40029 13 5 8 8 0 8 0 futexpl 64 396814 0 396814 18 17 1 1 0 8 1 knotepl 120 2304 0 0 18 1 17 17 0 8 0 kqueuepl 216 8002 0 7994 141 140 1 8 0 8 0 pipepl 320 8347 0 8322 227 224 3 9 0 8 0 fdescpl 496 40012 0 39990 8 4 4 5 0 8 0 filepl 152 300612 0 300394 459 447 12 24 0 8 2 lockfpl 104 18705 0 18703 30 29 1 3 0 8 0 lockfspl 48 4794 0 4792 2 1 1 2 0 8 0 sessionpl 144 225 0 208 1 0 1 1 0 8 0 pgrppl 48 535 0 518 1 0 1 1 0 8 0 ucredpl 104 38265 0 38251 1 0 1 1 0 8 0 zombiepl 144 40034 0 40029 7 6 1 1 0 8 0 processpl 1064 40094 0 40029 5 0 5 5 0 8 0 procpl 672 102206 0 102124 35 27 8 11 0 8 0 srpgc 96 247 0 247 61 61 0 1 0 8 0 sosppl 168 331 0 331 54 54 0 1 0 8 0 sockpl 488 77965 0 77915 1403 1388 15 35 0 8 7 mcl64k 65536 18 0 0 3 0 3 3 0 8 0 mcl16k 16384 11 0 0 2 0 2 2 0 8 0 mcl12k 12288 32 0 0 2 0 2 2 0 8 0 mcl9k 9216 18 0 0 2 0 2 2 0 8 0 mcl8k 8192 25 0 0 4 1 3 3 0 8 0 mcl4k 4096 17 0 0 3 0 3 3 0 8 0 mcl2k2 2112 5 0 0 1 0 1 1 0 8 0 mcl2k 2048 792 0 0 56 23 33 56 0 8 0 mtagpl 96 1692 0 0 13 1 12 13 0 8 0 mbufpl 256 4164 0 0 223 0 223 223 0 8 0 bufpl 288 66801 0 58160 645 3 642 645 0 8 0 anonpl 24 7871384 0 7851053 466 327 139 215 0 186 0 amapchunkpl 152 665426 0 664402 230 188 42 62 0 158 0 amappl16 200 117956 0 117350 333 297 36 48 0 8 0 amappl15 192 6902 0 6887 1 0 1 1 0 8 0 amappl14 184 6183 0 6179 1 0 1 1 0 8 0 amappl13 176 7141 0 7139 1 0 1 1 0 8 0 amappl12 168 3864 0 3848 2 1 1 1 0 8 0 amappl11 160 4454 0 4438 1 0 1 1 0 8 0 amappl10 152 5977 0 5964 1 0 1 1 0 8 0 amappl9 144 5667 0 5654 1 0 1 1 0 8 0 amappl8 136 9313 0 9089 8 0 8 8 0 8 0 amappl7 128 5465 0 5442 2 1 1 2 0 8 0 amappl6 120 6169 0 6135 9 7 2 2 0 8 0 amappl5 112 32985 0 32968 1 0 1 1 0 8 0 amappl4 104 15055 0 15010 3 1 2 2 0 8 0 amappl3 96 121742 0 121685 2 0 2 2 0 8 0 amappl2 88 47981 0 47902 4 2 2 3 0 8 0 amappl1 80 938224 0 937473 31 13 18 22 0 8 0 amappl 88 217405 0 217155 8 1 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 72 138 0 8 3 0 3 3 0 8 0 uaddrrnd 24 40202 0 39987 2 0 2 2 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 40202 0 39987 2 0 2 2 0 8 0 vmmpekpl 168 268818 0 268734 6 0 6 6 0 8 0 vmmpepl 168 3948062 0 3944577 679 496 183 216 0 357 0 vmsppl 368 40201 0 39986 28 8 20 21 0 8 0 rwobjpl 56 964228 0 928288 543 36 507 507 0 8 0 pdppl 4096 80411 0 80161 2095 1838 257 260 0 8 7 pvpl 32 15763428 0 15740482 1106 848 258 368 0 265 7 pmappl 248 40201 0 39986 14 0 14 14 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 4071 0 2605 43 0 43 43 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff825a7274) at panic+0x177 sys/kern/subr_prf.c:198 __assert(ffffffff8261cfaa,ffffffff82593c44,4f5,ffffffff825ca81a) at __assert+0x25 sys/kern/subr_prf.c:157 uvm_pageunwire(fffffd80074ead40) at uvm_pageunwire+0x16b sys/uvm/uvm_page.c:1269 uvm_fault_unwire_locked(fffffd807d950a30,2576f3c000,2576f3d000) at uvm_fault_unwire_locked+0x226 sys/uvm/uvm_fault.c:1682 uvm_unmap_kill_entry_withlock(fffffd807d950a30,fffffd8069fd7658,0) at uvm_unmap_kill_entry_withlock+0x67 sys/uvm/uvm_map.c:1897 uvm_map_teardown(fffffd807d950a30) at uvm_map_teardown+0x197 uvm_map_addr_RBT_LEFT sys/uvm/uvm_map.h:176 [inline] uvm_map_teardown(fffffd807d950a30) at uvm_map_teardown+0x197 sys/uvm/uvm_map.c:2546 uvmspace_free(fffffd807d950a30) at uvmspace_free+0xa6 sys/uvm/uvm_map.c:3464 reaper(ffff800021233508) at reaper+0x19a sys/kern/kern_exit.c:448 end trace frame: 0x0, count: -9 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp x86_ipi_db(ffff800020dd8ff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23 acpicpu_idle() at acpicpu_idle+0x312 sys/dev/acpi/acpicpu.c:1206 sched_idle(ffff800020dd8ff0) at sched_idle+0x417 sys/kern/kern_sched.c:175 end trace frame: 0x0, count: 10 ddb{1}> trace x86_ipi_db(ffff800020dd8ff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23 acpicpu_idle() at acpicpu_idle+0x312 sys/dev/acpi/acpicpu.c:1206 sched_idle(ffff800020dd8ff0) at sched_idle+0x417 sys/kern/kern_sched.c:175 end trace frame: 0x0, count: -5