login: witness: lock_object uninitialized: 0xffff8000015b4030 Starting stack trace... witness_checkorder(ffff8000015b4030,9,0) at witness_checkorder+0x1af witness_debugger sys/kern/subr_witness.c:2522 [inline] witness_checkorder(ffff8000015b4030,9,0) at witness_checkorder+0x1af sys/kern/subr_witness.c:779 rw_do_enter_write(ffff8000015b4018,0) at rw_do_enter_write+0xb7 sys/kern/kern_rwlock.c:233 unveil_delete_names(ffff8000015b4000) at unveil_delete_names+0x3d sys/kern/kern_unveil.c:102 unveil_destroy(ffff80002f099928) at unveil_destroy+0xbd sys/kern/kern_unveil.c:183 exit1(ffff8000ffff39d8,0,0,1) at exit1+0x60f sys/kern/kern_exit.c:233 sys_exit(ffff8000ffff39d8,ffff8000388b24d0,ffff8000388b2420) at sys_exit+0x1a syscall(ffff8000388b24d0) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff8000388b24d0) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7ea6d30702d0, count: 249 End of stack trace. Stopped at db_enter+0x25: addq $0x8,%rsp ddb{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic the kernel did not panic ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 witness_checkorder(ffff8000015b4030,9,0) at witness_checkorder+0x1b4 rw_do_enter_write(ffff8000015b4018,0) at rw_do_enter_write+0xb7 sys/kern/kern_rwlock.c:233 unveil_delete_names(ffff8000015b4000) at unveil_delete_names+0x3d sys/kern/kern_unveil.c:102 unveil_destroy(ffff80002f099928) at unveil_destroy+0xbd sys/kern/kern_unveil.c:183 exit1(ffff8000ffff39d8,0,0,1) at exit1+0x60f sys/kern/kern_exit.c:233 sys_exit(ffff8000ffff39d8,ffff8000388b24d0,ffff8000388b2420) at sys_exit+0x1a syscall(ffff8000388b24d0) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff8000388b24d0) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7ea6d30702d0, count: -9 ddb{1}> show registers rdi 0 rsi 0 rbp 0xffff8000388b2160 rbx 0 rdx 0 rcx 0xffff8000ffff39d8 rax 0xffff800029a9bff0 r8 0xffff8000388b2100 r9 0x8080808080808080 r10 0xad9e94c6dff2c9ef r11 0x522c765017f6047f r12 0 r13 0x1 r14 0xffff8000015b4030 r15 0x3 rip 0xffffffff81cd1b05 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff8000388b2150 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=16686 pid=76648 tcnt=0 stat=onproc flags process=1008 proc=2000 runpri=32, usrpri=86, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0xffff8000ffff39d8 scnt=-1 ecnt=1 forw=0xffffffffffffffff, list=0xffff8000ffff22c8,0xffff8000ffff99d0 process=0xffff80002f099928 user=0xffff8000388ad000, vmspace=0xfffffd806beae570 estcpu=36, cpticks=10, pctcpu=0.2, user=0, sys=10, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 27829 293467 34878 0 3 0 futex syz-executor 27829 6427 34878 0 2 0x4000000 syz-executor 43709 46587 77608 0 2 0 syz-executor 43709 180101 77608 0 3 0x4000080 fsleep syz-executor 32191 217390 64772 0 2 0 syz-executor 32191 335164 64772 0 3 0x4000000 futex syz-executor 45258 437455 12321 0 3 0 futex syz-executor 45258 243776 12321 0 3 0x4000000 biowait syz-executor 45258 217818 12321 0 3 0x4000080 fsleep syz-executor 50501 79555 48692 0 3 0x82 sbwait sshd-session 15351 19325 0 0 3 0x14200 acct acct 81832 48461 48692 0 3 0x82 sbwait sshd-session 72598 120735 1 0 3 0x100083 ttyin getty 5380 22818 82348 0 2 0x2 syz-executor 77608 403681 82348 0 3 0x82 nanoslp syz-executor 64772 460603 82348 0 3 0x82 nanoslp syz-executor 63061 341564 0 0 3 0x14200 bored sosplice 48513 459136 0 0 3 0x14280 nfsidl nfsio 13805 75900 0 0 3 0x14280 nfsidl nfsio 95598 342930 0 0 3 0x14280 nfsidl nfsio 1918 6137 0 0 3 0x14280 nfsidl nfsio 70596 209491 0 0 3 0x14280 nfsidl nfsio 62836 499429 0 0 3 0x14280 nfsidl nfsio 94678 273391 0 0 3 0x14280 nfsidl nfsio 35638 12000 0 0 3 0x14280 nfsidl nfsio 83517 275604 0 0 3 0x14280 nfsidl nfsio 8652 317573 0 0 3 0x14280 nfsidl nfsio 81959 236559 0 0 3 0x14280 nfsidl nfsio 27888 408858 0 0 3 0x14280 nfsidl nfsio 66001 1110 0 0 3 0x14280 nfsidl nfsio 72429 236501 0 0 3 0x14280 nfsidl nfsio 16393 477407 0 0 3 0x14280 nfsidl nfsio 27111 237616 0 0 3 0x14280 nfsidl nfsio 62074 78273 0 0 3 0x14280 nfsidl nfsio 31286 431037 0 0 3 0x14280 nfsidl nfsio 88673 392703 0 0 3 0x14280 nfsidl nfsio 10638 119652 0 0 3 0x14280 nfsidl nfsio 71865 197833 82348 0 3 0x82 nanoslp syz-executor 12321 481700 82348 0 3 0x82 nanoslp syz-executor 5238 498752 82348 0 3 0x82 nanoslp syz-executor 34878 95369 82348 0 3 0x82 nanoslp syz-executor 31546 60198 82348 0 2 0x2 syz-executor 82348 517338 81548 0 3 0x82 kqread syz-executor 81548 109282 4074 0 3 0x10008a sigsusp ksh 4074 494385 6876 0 3 0x98 kqread sshd-session 6876 322905 48692 0 3 0x92 kqread sshd-session 48692 254569 1 0 3 0x88 kqread sshd 16171 265088 8158 74 3 0x1100092 bpf pflogd 8158 457338 1 0 3 0x80 sbwait pflogd 68347 253453 49672 73 3 0x1100090 kqread syslogd 49672 9529 1 0 3 0x100082 sbwait syslogd 94683 322715 1 0 3 0x100080 kqread resolvd 47063 469966 50384 77 3 0x100092 kqread dhcpleased 76528 426858 50384 77 3 0x100092 kqread dhcpleased 50384 47498 1 0 3 0x80 kqread dhcpleased 9810 353129 0 0 3 0x14200 bored smr 93012 317244 0 0 2 0x14200 zerothread 11890 2723 0 0 3 0x14200 aiodoned aiodoned 25682 425500 0 0 3 0x14200 syncer update 16248 246056 0 0 3 0x14200 cleaner cleaner 17026 253941 0 0 7 0x14200 reaper 67933 132051 0 0 3 0x14200 pgdaemon pagedaemon 85435 4666 0 0 3 0x14200 bored viomb 43812 328173 0 0 3 0x40014200 acpi0 acpi0 72509 498931 0 0 3 0x40014200 idle1 11148 334365 0 0 3 0x14200 bored softnet3 89991 425017 0 0 3 0x14200 bored softnet2 7178 143865 0 0 3 0x14200 bored softnet1 10935 409035 0 0 2 0x14200 softnet0 29214 423287 0 0 3 0x14200 bored systqmp 58929 351668 0 0 3 0x14200 bored systq 4975 215360 0 0 3 0x14200 tmoslp softclockmp 23288 225871 0 0 3 0x40014200 tmoslp softclock 52816 255751 0 0 3 0x40014200 idle0 1 22866 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 27829 (syz-executor) thread 0xffff8000ffff9210 (6427) exclusive rwlock futex r = 0 (0xffffffff83895658) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 sys_futex+0x69 sys/kern/sys_futex.c:98 #3 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #3 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #4 Xsyscall+0x128 Process 45258 (syz-executor) thread 0xffff8000ffff3748 (243776) exclusive rrwlock inode r = 0 (0xfffffd806be29428) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:616 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 ufs_ihashins+0x4f sys/ufs/ufs/ufs_ihash.c:159 #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_makeinode+0xcb sys/ufs/ufs/ufs_vnops.c:1732 #8 ufs_create+0x4e sys/ufs/ufs/ufs_vnops.c:147 #9 VOP_CREATE+0xff sys/kern/vfs_vops.c:103 #10 vn_open+0x491 sys/kern/vfs_vnops.c:116 #11 doopenat+0x32e sys/kern/vfs_syscalls.c:1124 #12 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #12 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #13 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806b6e3a78) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:616 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vfs_lookup+0x109 sys/kern/vfs_lookup.c:418 #6 namei+0x7aa sys/kern/vfs_lookup.c:250 #7 vn_open+0x1f4 sys/kern/vfs_vnops.c:107 #8 doopenat+0x32e sys/kern/vfs_syscalls.c:1124 #9 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #9 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #10 Xsyscall+0x128 Process 5380 (syz-executor) thread 0xffff8000ffff2d08 (22818) exclusive rwlock vmmaplk r = 0 (0xfffffd805e7cd848) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 vm_map_lock_ln+0x12e sys/uvm/uvm_map.c:5250 #3 uvmspace_fork+0x44 sys/uvm/uvm_map.c:3811 #4 process_new+0x553 sys/kern/kern_fork.c:279 #5 fork1+0x3ea sys/kern/kern_fork.c:405 #6 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 Process 31546 (syz-executor) thread 0xffff80002a38e018 (60198) exclusive rwlock vmmaplk r = 0 (0xfffffd806beaed90) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 vm_map_lock_ln+0x12e sys/uvm/uvm_map.c:5250 #3 uvmspace_fork+0x12b sys/uvm/uvm_map.c:3820 #4 process_new+0x553 sys/kern/kern_fork.c:279 #5 fork1+0x3ea sys/kern/kern_fork.c:405 #6 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 exclusive rwlock vmmaplk r = 0 (0xfffffd806e020d88) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 vm_map_lock_ln+0x12e sys/uvm/uvm_map.c:5250 #3 uvmspace_fork+0x44 sys/uvm/uvm_map.c:3811 #4 process_new+0x553 sys/kern/kern_fork.c:279 #5 fork1+0x3ea sys/kern/kern_fork.c:405 #6 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 Process 17026 (reaper) thread 0xffff8000ffffd718 (253941) exclusive rwlock vmmaplk r = 0 (0xfffffd806beae838) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 vm_map_lock_ln+0x12e sys/uvm/uvm_map.c:5250 #3 uvm_map_teardown+0x5e sys/uvm/uvm_map.c:2464 #4 uvmspace_free+0xcd sys/uvm/uvm_map.c:3420 #5 reaper+0x246 sys/kern/kern_exit.c:477 #6 proc_trampoline+0x10 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10232 11043K 11440K 166960K 14618 0 pcb 19 19K 21K 166960K 545 0 rtable 196 7K 8K 166960K 801 0 pf 36 18K 25K 166960K 384 0 ifaddr 37 7K 8K 166960K 138 0 ifgroup 51 2K 2K 166960K 237 0 sysctl 4 1K 1K 166960K 8 0 counters 62 36K 37K 166960K 204 0 ioctlops 0 0K 4K 166960K 1769 0 iov 0 0K 24K 166960K 244 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1424 90K 90K 166960K 3349 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 3 5K 9K 166960K 43 0 VM map 2 1K 1K 166960K 2 0 sem 22 5K 6K 166960K 49 0 dirhash 12 2K 2K 166960K 51 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 16 57K 240K 166960K 2283 0 sigio 0 0K 0K 166960K 37 0 proc 75 115K 128K 166960K 850 0 subproc 72 4K 4K 166960K 109 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 608 0 in_multi 83 6K 7K 166960K 242 0 ether_multi 1 0K 0K 166960K 22 0 mrt 1 0K 0K 166960K 6 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 223 996K 996K 166960K 223 0 exec 0 0K 1K 166960K 725 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 0K 166960K 3 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 238 73K 90K 166960K 23539 0 UVM aobj 131 6K 6K 166960K 138 0 pinsyscall 46 92K 108K 166960K 3564 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 132 0 NDP 11 0K 2K 166960K 100 0 temp 82 8644K 8767K 166960K 75854 0 kqueue 13 20K 28K 166960K 380 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 120 324 0 320 4 3 1 3 0 8 0 rtentry 112 234 0 148 4 0 4 4 0 8 0 unpcb 144 1535 0 1518 16 12 4 4 0 8 3 syncache 336 15 0 15 7 6 1 1 0 8 1 tcpqe 32 4 0 4 4 4 0 1 0 8 0 tcpcb 808 907 0 897 27 21 6 11 0 8 4 arp 120 39 0 26 1 0 1 1 0 8 0 inpcb 376 2999 0 2982 44 35 9 15 0 8 7 nd6 136 49 0 23 1 0 1 1 0 8 0 pkpcb 40 13 0 13 5 5 0 1 0 8 0 kcovpl 48 12 0 4 1 0 1 1 0 8 0 ppxss 1168 42 0 42 6 5 1 1 0 8 1 pppxif 1472 8 0 8 5 4 1 1 0 8 1 pfstscr 40 2 0 1 1 0 1 1 0 8 0 pffrag 232 16 0 8 1 0 1 1 0 482 0 pffrnode 88 16 0 8 1 0 1 1 0 8 0 pffrent 40 32 0 24 1 0 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 40 0 39 2 1 1 1 0 8 0 pftag 88 39 0 39 3 3 0 1 0 8 0 pfstitem 24 200 0 98 1 0 1 1 0 8 0 pfstkey 128 202 0 101 4 0 4 4 0 8 0 pfstate 376 200 0 99 11 0 11 11 0 8 0 pfrule 1344 67 0 58 2 1 1 2 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 1037 0 608 37 6 31 32 0 8 0 art_table 32 1039 0 608 5 0 5 5 0 8 0 art_node 16 224 0 148 1 0 1 1 0 8 0 sysvmsgpl 40 32 0 22 1 0 1 1 0 8 0 semupl 112 4 0 4 3 3 0 1 0 8 0 semapl 112 43 0 23 1 0 1 1 0 8 0 shmpl 112 135 0 7 5 1 4 4 0 8 0 dirhash 1024 44 0 27 3 0 3 3 0 8 0 dino2pl 256 5458 0 3952 95 0 95 95 0 8 0 ffsino 280 5458 0 3952 109 0 109 109 0 8 0 nchpl 144 8751 0 7053 64 0 64 64 0 8 0 rtmask 32 2 0 2 2 2 0 1 0 8 0 uvmvnodes 80 5926 0 0 121 0 121 121 0 8 0 vnodes 216 5926 0 0 330 0 330 330 0 8 0 namei 1024 31693 0 31692 2 1 1 1 0 8 0 percpumem 16 116 0 71 1 0 1 1 0 8 0 kstatmem 264 134 0 112 2 0 2 2 0 8 0 scsiplug 72 9 0 9 6 5 1 1 0 8 1 scxspl 216 25385 0 25384 13 12 1 8 1 8 0 plimitpl 152 503 0 486 1 0 1 1 0 8 0 sigapl 424 2613 0 2539 9 0 9 9 0 8 0 futexpl 64 31226 0 31223 1 0 1 1 0 8 0 knotepl 120 605 0 0 17 0 17 17 0 8 0 kqueuepl 216 822 0 813 9 8 1 5 0 8 0 pipepl 328 426 0 397 6 2 4 6 0 8 0 fdescpl 504 2569 0 2537 7 2 5 6 0 8 0 filepl 152 18416 0 18189 27 15 12 18 0 8 1 lockfpl 104 966 0 964 2 1 1 2 0 8 0 lockfspl 48 313 0 311 1 0 1 1 0 8 0 sessionpl 144 41 0 30 1 0 1 1 0 8 0 pgrppl 48 77 0 58 1 0 1 1 0 8 0 ucredpl 104 3072 0 3058 1 0 1 1 0 8 0 zombiepl 144 3109 0 3107 2 1 1 1 0 8 0 processpl 1168 2613 0 2539 6 0 6 6 0 8 0 procpl 656 6369 0 6289 8 0 8 8 0 8 0 srpgc 96 10 0 10 3 2 1 1 0 8 1 sosppl 168 10 0 10 6 6 0 1 0 8 0 sockpl 688 4909 0 4871 54 44 10 19 0 8 6 mcl64k 65536 5 0 0 1 0 1 1 0 8 0 mcl16k 16384 3 0 0 1 0 1 1 0 8 0 mcl9k 9216 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 9 0 0 2 0 2 2 0 8 0 mcl4k 4096 130 0 0 17 0 17 17 0 8 0 mcl2k2 2112 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 31 0 0 4 0 4 4 0 8 0 mtagpl 96 226 0 0 5 0 5 5 0 8 0 mbufpl 256 1189 0 0 72 0 72 72 0 8 0 bufpl 280 6748 0 594 440 0 440 440 0 8 0 anonpl 24 317381 0 313235 99 48 51 51 0 184 12 amapchunkpl 152 76567 0 76056 62 34 28 34 0 158 3 amappl16 200 6410 0 6371 67 55 12 16 0 8 8 amappl15 192 4 0 4 1 1 0 1 0 8 0 amappl14 184 159 0 145 1 0 1 1 0 8 0 amappl13 176 98 0 98 2 2 0 1 0 8 0 amappl12 168 3308 0 3276 4 2 2 3 0 8 0 amappl11 160 95 0 81 1 0 1 1 0 8 0 amappl10 152 65 0 64 1 0 1 1 0 8 0 amappl9 144 244 0 244 1 1 0 1 0 8 0 amappl8 136 18 0 15 1 0 1 1 0 8 0 amappl7 128 134 0 119 1 0 1 1 0 8 0 amappl6 120 233 0 228 1 0 1 1 0 8 0 amappl5 112 147 0 137 1 0 1 1 0 8 0 amappl4 104 394 0 374 1 0 1 1 0 8 0 amappl3 96 15933 0 15818 5 1 4 4 0 8 0 amappl2 88 858 0 781 2 0 2 2 0 8 0 amappl1 80 17663 0 16919 19 3 16 16 0 8 0 amappl 88 22910 0 22738 6 1 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 8 0 8 3 3 0 1 0 8 0 dma128 128 254 0 254 2 2 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 20 0 19 1 0 1 1 0 8 0 aobjpl 72 137 0 7 3 0 3 3 0 8 0 uaddrrnd 24 2569 0 2536 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 2569 0 2536 1 0 1 1 0 8 0 vmmpekpl 168 22459 0 22408 3 0 3 3 0 8 0 vmmpepl 168 162248 0 160118 129 23 106 106 0 357 6 vmsppl 456 2568 0 2535 6 1 5 5 0 8 0 rwobjpl 64 49271 0 42069 121 1 120 120 0 8 2 pdppl 4096 5146 0 5070 132 56 76 88 0 8 0 pvpl 32 16419 0 0 133 1 132 132 0 265 0 pmappl 248 2568 0 2535 3 0 3 3 0 8 0 extentpl 40 55 0 38 1 0 1 1 0 8 0 phpool 112 426 0 101 10 0 10 10 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp ddb{0}> trace x86_ipi_db(ffffffff8380dff0) 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(ffffffff8394c278) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff8394c278) at __mp_lock+0x192 sys/kern/kern_lock.c:144 intr_handler(ffff80002a302030,ffff800000069c00) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:553 Xintr_ioapic_edge16_untramp() at Xintr_ioapic_edge16_untramp+0x18f __mp_lock(ffffffff8394c278) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff8394c278) at __mp_lock+0x192 sys/kern/kern_lock.c:144 intr_handler(ffff80002a302190,ffff800000079f00) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:553 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f Xspllower() at Xspllower+0x1d pmap_do_remove(fffffd806bcb95e0,110c230000,110e230000,0) at pmap_do_remove+0x69e sys/arch/amd64/amd64/pmap.c:1825 uvm_unmap_kill_entry_withlock(fffffd806beae738,fffffd806beafc40,0) at uvm_unmap_kill_entry_withlock+0x26f sys/uvm/uvm_map.c:1863 uvm_map_teardown(fffffd806beae738) at uvm_map_teardown+0x1c7 sys/uvm/uvm_map.c:2496 uvmspace_free(fffffd806beae738) at uvmspace_free+0xcd sys/uvm/uvm_map.c:3420 reaper(ffff8000ffffd718) at reaper+0x246 sys/kern/kern_exit.c:477 end trace frame: 0x0, count: -15 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x25: addq $0x8,%rsp ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 witness_checkorder(ffff8000015b4030,9,0) at witness_checkorder+0x1b4 rw_do_enter_write(ffff8000015b4018,0) at rw_do_enter_write+0xb7 sys/kern/kern_rwlock.c:233 unveil_delete_names(ffff8000015b4000) at unveil_delete_names+0x3d sys/kern/kern_unveil.c:102 unveil_destroy(ffff80002f099928) at unveil_destroy+0xbd sys/kern/kern_unveil.c:183 exit1(ffff8000ffff39d8,0,0,1) at exit1+0x60f sys/kern/kern_exit.c:233 sys_exit(ffff8000ffff39d8,ffff8000388b24d0,ffff8000388b2420) at sys_exit+0x1a syscall(ffff8000388b24d0) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff8000388b24d0) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7ea6d30702d0, count: -9