witness: lock_object uninitialized: 0xffff8000014b9028 Starting stack trace... witness_checkorder(ffff8000014b9028,9,0) at witness_checkorder+0x1af witness_debugger sys/kern/subr_witness.c:2522 [inline] witness_checkorder(ffff8000014b9028,9,0) at witness_checkorder+0x1af sys/kern/subr_witness.c:779 rw_enter_write(ffff8000014b9018) at rw_enter_write+0x7a sys/kern/kern_rwlock.c:128 unveil_delete_names(ffff8000014b9000) at unveil_delete_names+0x3d sys/kern/kern_unveil.c:102 unveil_destroy(ffff8000372c5b38) at unveil_destroy+0xbd sys/kern/kern_unveil.c:183 exit1(ffff800030d89980,0,0,1) at exit1+0x60f sys/kern/kern_exit.c:233 sys_exit(ffff800030d89980,ffff8000365b5bf0,ffff8000365b5b40) at sys_exit+0x1a syscall(ffff8000365b5bf0) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:178 [inline] syscall(ffff8000365b5bf0) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x72329f709310, count: 249 End of stack trace. Stopped at db_enter+0x25: addq $0x8,%rsp ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic the kernel did not panic ddb{0}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 witness_checkorder(ffff8000014b9028,9,0) at witness_checkorder+0x1b4 rw_enter_write(ffff8000014b9018) at rw_enter_write+0x7a sys/kern/kern_rwlock.c:128 unveil_delete_names(ffff8000014b9000) at unveil_delete_names+0x3d sys/kern/kern_unveil.c:102 unveil_destroy(ffff8000372c5b38) at unveil_destroy+0xbd sys/kern/kern_unveil.c:183 exit1(ffff800030d89980,0,0,1) at exit1+0x60f sys/kern/kern_exit.c:233 sys_exit(ffff800030d89980,ffff8000365b5bf0,ffff8000365b5b40) at sys_exit+0x1a syscall(ffff8000365b5bf0) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:178 [inline] syscall(ffff8000365b5bf0) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x72329f709310, count: -9 ddb{0}> show registers rdi 0 rsi 0 rbp 0xffff8000365b58c0 rbx 0 rdx 0 rcx 0xffff800030d89980 rax 0xffffffff834f2ff0 cpu_info_full_primary+0x1ff0 r8 0xffff8000365b5860 r9 0x8080808080808080 r10 0xd2c4e4f8938fa9ab r11 0x11203744e9759afa r12 0 r13 0x1 r14 0xffff8000014b9028 r15 0x3 rip 0xffffffff81ac00e5 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff8000365b58b0 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor) tid=48512 pid=48793 tcnt=0 stat=onproc flags process=1008 proc=2000 runpri=32, usrpri=86, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0xffff800030d89980 scnt=-1 ecnt=1 forw=0xffffffffffffffff, list=0xffff8000353ae558,0xffff8000ffff76f8 process=0xffff8000372c5b38 user=0xffff8000365b0000, vmspace=0xfffffd806c50f398 estcpu=36, cpticks=15, pctcpu=0.4, user=0, sys=8, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 87385 49415 25824 0 2 0 syz-executor 87385 407722 25824 0 2 0x4000000 syz-executor 19559 356768 4037 0 2 0 syz-executor 19559 313876 4037 0 3 0x4000080 kqread syz-executor 19559 497884 4037 0 3 0x4000080 fsleep syz-executor 23109 141928 9680 0 3 0 vmmaplk syz-executor 23109 42546 9680 0 2 0x4000000 syz-executor 49969 502573 39822 0 2 0 syz-executor 49969 373917 39822 0 3 0x4000080 fsleep syz-executor 49969 430223 39822 0 3 0x4000080 fsleep syz-executor 54042 504222 82584 0 2 0 syz-executor 54042 126023 82584 0 2 0x4000000 syz-executor 54042 18512 82584 0 3 0x4000080 fsleep syz-executor 56334 245513 86218 0 2 0x2 syz-executor 58548 163486 86218 0 2 0x2 syz-executor 82584 85124 86218 0 2 0x482 syz-executor 25824 220854 86218 0 2 0x482 syz-executor 55652 496071 0 0 3 0x14280 nfsidl nfsio 63485 171258 0 0 3 0x14280 nfsidl nfsio 36624 415018 0 0 3 0x14280 nfsidl nfsio 72894 250001 0 0 3 0x14280 nfsidl nfsio 50645 57843 0 0 3 0x14280 nfsidl nfsio 71588 206782 0 0 3 0x14280 nfsidl nfsio 58264 337258 0 0 3 0x14280 nfsidl nfsio 60394 4567 0 0 3 0x14280 nfsidl nfsio 21811 174003 0 0 3 0x14280 nfsidl nfsio 56339 316870 0 0 3 0x14280 nfsidl nfsio 33016 132360 0 0 3 0x14280 nfsidl nfsio 80285 236920 0 0 3 0x14280 nfsidl nfsio 25604 228508 0 0 3 0x14280 nfsidl nfsio 30450 518418 0 0 3 0x14280 nfsidl nfsio 79238 116660 0 0 3 0x14280 nfsidl nfsio 74278 139338 0 0 3 0x14280 nfsidl nfsio 47945 88096 0 0 3 0x14280 nfsidl nfsio 78892 134404 0 0 3 0x14280 nfsidl nfsio 62663 45163 0 0 3 0x14280 nfsidl nfsio 70689 85258 0 0 3 0x14280 nfsidl nfsio 43661 12990 0 0 3 0x14200 bored sosplice 39822 145984 86218 0 2 0x482 syz-executor 9680 385023 86218 0 2 0x482 syz-executor 4037 355348 86218 0 2 0x482 syz-executor 26078 240551 86218 0 2 0x482 syz-executor 86218 272370 99540 0 3 0x82 kqread syz-executor 99540 390714 16561 0 3 0x10008a sigsusp ksh 16561 168077 30954 0 3 0x98 kqread sshd-session 30954 87490 92496 0 3 0x92 kqread sshd-session 47101 302950 1 0 2 0x100083 getty 92496 475939 1 0 3 0x88 kqread sshd 87044 462832 72137 74 2 0x1100092 pflogd 72137 210615 1 0 3 0x80 sbwait pflogd 95741 475411 78586 73 2 0x1100090 syslogd 78586 221192 1 0 3 0x100082 sbwait syslogd 633 28085 1 0 3 0x100080 kqread resolvd 25180 14349 12260 77 3 0x100092 kqread dhcpleased 97538 94862 12260 77 3 0x100092 kqread dhcpleased 12260 117115 1 0 3 0x80 kqread dhcpleased 61443 487256 0 0 3 0x14200 bored smr 44064 235011 0 0 2 0x14200 zerothread 18625 358780 0 0 3 0x14200 aiodoned aiodoned 83001 9297 0 0 3 0x14200 syncer update 78846 322895 0 0 3 0x14200 cleaner cleaner 59643 250445 0 0 3 0x14200 reaper reaper 51162 32373 0 0 3 0x14200 pgdaemon pagedaemon 31892 301551 0 0 3 0x14200 bored viomb 34627 238311 0 0 3 0x40014200 acpi0 acpi0 88954 421243 0 0 7 0x40014200 idle1 74423 300635 0 0 3 0x14200 bored softnet3 49878 392362 0 0 3 0x14200 bored softnet2 63642 244117 0 0 3 0x14200 bored softnet1 85555 37685 0 0 2 0x14200 softnet0 52420 15278 0 0 3 0x14200 bored systqmp 87168 491591 0 0 3 0x14200 bored systq 71027 70051 0 0 3 0x14200 tmoslp softclockmp 40632 291467 0 0 2 0x40014200 softclock 44742 286998 0 0 3 0x40014200 idle0 1 232240 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 87385 (syz-executor) thread 0xffff8000353aef78 (407722) exclusive rwlock fdlock r = 0 (0xfffffd806a608df0) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 sys_socketpair+0x2f5 #2 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:178 [inline] #2 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #3 Xsyscall+0x128 Process 23109 (syz-executor) thread 0xffff8000ffff6530 (42546) exclusive rwlock vmmaplk r = 0 (0xfffffd806be85b98) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 vm_map_lock_ln+0x12e sys/uvm/uvm_map.c:5255 #2 uvmfault_lookup+0xe8 sys/uvm/uvm_fault.c:1813 #3 uvm_fault_check+0x831 uvmfault_amapcopy sys/uvm/uvm_fault.c:236 [inline] #3 uvm_fault_check+0x831 sys/uvm/uvm_fault.c:712 #4 uvm_fault+0xf5 sys/uvm/uvm_fault.c:600 #5 kpageflttrap+0x2d0 sys/arch/amd64/amd64/trap.c:279 #6 kerntrap+0x14a sys/arch/amd64/amd64/trap.c:332 #7 alltraps_kern_meltdown+0x7b #8 copyout+0x57 #9 mmrw+0x3de #10 spec_read+0x155 sys/kern/spec_vnops.c:215 #11 VOP_READ+0x102 sys/kern/vfs_vops.c:227 #12 vn_read+0x17b sys/kern/vfs_vnops.c:369 #13 dofilereadv+0x230 sys/kern/sys_generic.c:252 #14 sys_preadv+0xe3 sys/kern/vfs_syscalls.c:3322 #15 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:178 [inline] #15 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #16 Xsyscall+0x128 Process 54042 (syz-executor) thread 0xffff8000353af998 (126023) exclusive rwlock fdlock r = 0 (0xfffffd806c003de8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 sys_socket+0x1f2 #2 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:178 [inline] #2 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #3 Xsyscall+0x128 Process 56334 (syz-executor) thread 0xffff8000353ae558 (245513) exclusive rwlock vmmaplk r = 0 (0xfffffd806c50f9d0) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 vm_map_lock_ln+0x12e sys/uvm/uvm_map.c:5255 #2 uvmspace_fork+0x12b sys/uvm/uvm_map.c:3820 #3 process_new+0x553 sys/kern/kern_fork.c:279 #4 fork1+0x3ea sys/kern/kern_fork.c:405 #5 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:178 [inline] #5 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #6 Xsyscall+0x128 exclusive rwlock vmmaplk r = 0 (0xfffffd806c50fb90) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 vm_map_lock_ln+0x12e sys/uvm/uvm_map.c:5255 #2 uvmspace_fork+0x44 sys/uvm/uvm_map.c:3811 #3 process_new+0x553 sys/kern/kern_fork.c:279 #4 fork1+0x3ea sys/kern/kern_fork.c:405 #5 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:178 [inline] #5 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #6 Xsyscall+0x128 Process 58548 (syz-executor) thread 0xffff800034d9c7c0 (163486) exclusive rwlock vmmaplk r = 0 (0xfffffd806c50f810) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 vm_map_lock_ln+0x12e sys/uvm/uvm_map.c:5255 #2 uvmspace_fork+0x12b sys/uvm/uvm_map.c:3820 #3 process_new+0x553 sys/kern/kern_fork.c:279 #4 fork1+0x3ea sys/kern/kern_fork.c:405 #5 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:178 [inline] #5 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #6 Xsyscall+0x128 exclusive rwlock vmmaplk r = 0 (0xfffffd806be85498) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 vm_map_lock_ln+0x12e sys/uvm/uvm_map.c:5255 #2 uvmspace_fork+0x44 sys/uvm/uvm_map.c:3811 #3 process_new+0x553 sys/kern/kern_fork.c:279 #4 fork1+0x3ea sys/kern/kern_fork.c:405 #5 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:178 [inline] #5 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #6 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10244 11213K 11809K 166960K 15676 0 pcb 18 16K 18K 166960K 677 0 rtable 162 7K 9K 166960K 1013 0 pf 48 20K 22K 166960K 201 0 ifaddr 38 6K 7K 166960K 139 0 ifgroup 71 3K 3K 166960K 239 0 sysctl 3 0K 4K 166960K 10 0 counters 70 37K 37K 166960K 166 0 ioctlops 0 0K 8K 166960K 1942 0 iov 1 8K 36K 166960K 438 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1515 95K 95K 166960K 4438 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 61 0 VM map 2 1K 1K 166960K 2 0 sem 17 68K 68K 166960K 281 0 dirhash 12 2K 3K 166960K 54 0 ACPI 1690 195K 286K 166960K 12468 0 file desc 17 61K 93K 166960K 3114 0 sigio 0 0K 0K 166960K 154 0 proc 78 115K 140K 166960K 980 0 subproc 104 6K 6K 166960K 170 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 583 0 in_multi 65 5K 7K 166960K 288 0 ether_multi 1 0K 0K 166960K 25 0 mrt 1 0K 0K 166960K 14 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 265 1182K 1182K 166960K 265 0 exec 0 0K 1K 166960K 921 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 0K 166960K 4 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 248 74K 88K 166960K 31097 0 UVM aobj 131 8K 8K 166960K 141 0 pinsyscall 43 86K 104K 166960K 4333 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 1K 166960K 242 0 NDP 17 0K 2K 166960K 98 0 temp 82 6828K 6956K 166960K 132077 0 kqueue 14 22K 28K 166960K 550 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 120 545 0 542 9 8 1 3 0 8 0 rtentry 112 256 0 192 4 1 3 4 0 8 0 unpcb 144 2676 0 2652 26 25 1 6 0 8 0 syncache 336 6 0 6 3 3 0 1 0 8 0 tcpqe 32 3 0 3 2 2 0 1 0 8 0 tcpcb 808 1180 0 1174 35 27 8 8 0 8 7 arp 120 52 0 38 1 0 1 1 0 8 0 inpcb 336 3942 0 3929 43 36 7 9 0 8 5 nd6 136 46 0 33 1 0 1 1 0 8 0 pkpcb 40 47 0 47 7 6 1 1 0 8 1 kcovpl 48 13 0 5 1 0 1 1 0 8 0 ppxss 1168 20 0 20 7 7 0 1 0 8 0 pffrag 232 23 0 22 1 0 1 1 0 482 0 pffrnode 88 22 0 21 1 0 1 1 0 8 0 pffrent 40 132 0 131 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 1 0 0 1 0 1 1 0 8 0 pfanchor 1288 3 0 1 1 0 1 1 0 8 0 pftag 88 2 0 0 1 0 1 1 0 8 0 pfstitem 24 268 0 201 1 0 1 1 0 8 0 pfstkey 128 268 0 201 4 0 4 4 0 8 0 pfstate 376 267 0 201 11 0 11 11 0 8 1 pfrule 1344 26 0 18 2 1 1 2 0 8 0 art_heap8 4096 5 0 1 5 1 4 5 0 8 0 art_heap4 256 1196 0 877 35 12 23 29 0 8 2 art_table 32 1201 0 878 4 0 4 4 0 8 0 art_node 16 244 0 188 1 0 1 1 0 8 0 sysvmsgpl 40 48 0 43 2 1 1 1 0 8 0 semapl 112 273 0 258 1 0 1 1 0 8 0 shmpl 112 138 0 10 5 1 4 4 0 8 0 dirhash 1024 45 0 28 3 0 3 3 0 8 0 dino2pl 256 7282 0 5776 95 0 95 95 0 8 0 ffsino 272 7282 0 5776 101 0 101 101 0 8 0 nchpl 144 11953 0 11347 63 39 24 63 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 43119 0 43119 13 12 1 7 0 8 1 percpumem 16 97 0 48 1 0 1 1 0 8 0 kstatmem 264 126 0 96 6 3 3 3 0 8 0 scsiplug 72 14 0 14 9 9 0 1 0 8 0 scxspl 216 34625 0 34625 22 21 1 8 1 8 1 plimitpl 152 599 0 581 1 0 1 1 0 8 0 sigapl 424 3433 0 3362 11 2 9 9 0 8 0 futexpl 64 47340 0 47336 1 0 1 1 0 8 0 knotepl 120 639 0 0 17 0 17 17 0 8 0 kqueuepl 216 1158 0 1148 15 13 2 5 0 8 1 pipepl 320 705 0 678 24 21 3 8 0 8 0 fdescpl 496 3390 0 3359 5 0 5 5 0 8 0 filepl 152 26964 0 26708 56 42 14 21 0 8 0 lockfpl 104 1808 0 1806 6 5 1 4 0 8 0 lockfspl 48 491 0 489 1 0 1 1 0 8 0 sessionpl 144 30 0 21 1 0 1 1 0 8 0 pgrppl 48 71 0 54 1 0 1 1 0 8 0 ucredpl 104 5614 0 5601 1 0 1 1 0 8 0 zombiepl 144 4057 0 4056 5 4 1 1 0 8 0 processpl 1160 3433 0 3362 7 1 6 6 0 8 0 procpl 648 8484 0 8405 10 2 8 8 0 8 0 srpgc 96 14 0 14 5 4 1 1 0 8 1 sosppl 168 21 0 21 8 8 0 1 0 8 0 sockpl 664 7264 0 7225 64 55 9 15 0 8 5 mcl64k 65536 8 0 0 1 0 1 1 0 8 0 mcl16k 16384 11 0 0 2 0 2 2 0 8 0 mcl12k 12288 2 0 0 1 0 1 1 0 8 0 mcl9k 9216 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 6 0 0 1 0 1 1 0 8 0 mcl4k 4096 153 0 0 20 0 20 20 0 8 0 mcl2k 2048 48 0 0 5 1 4 5 0 8 0 mtagpl 96 200 0 0 5 0 5 5 0 8 0 mbufpl 256 6726 0 0 418 0 418 418 0 8 0 bufpl 280 9481 0 3307 442 0 442 442 0 8 0 anonpl 24 463183 0 453924 174 110 64 64 0 185 0 amapchunkpl 152 104261 0 103620 83 53 30 36 0 158 1 amappl16 200 11358 0 11095 121 104 17 18 0 8 3 amappl15 192 7 0 7 1 1 0 1 0 8 0 amappl14 184 128 0 116 1 0 1 1 0 8 0 amappl13 176 20 0 19 1 0 1 1 0 8 0 amappl12 168 4117 0 4087 3 1 2 2 0 8 0 amappl11 160 63 0 49 1 0 1 1 0 8 0 amappl10 152 12 0 11 2 1 1 1 0 8 0 amappl9 144 133 0 133 2 2 0 1 0 8 0 amappl8 136 25 0 22 1 0 1 1 0 8 0 amappl7 128 123 0 110 1 0 1 1 0 8 0 amappl6 120 212 0 210 1 0 1 1 0 8 0 amappl5 112 159 0 147 1 0 1 1 0 8 0 amappl4 104 335 0 314 1 0 1 1 0 8 0 amappl3 96 18841 0 18743 3 0 3 3 0 8 0 amappl2 88 3717 0 3632 3 0 3 3 0 8 0 amappl1 80 17506 0 16946 14 0 14 14 0 8 0 amappl 88 30438 0 30253 6 0 6 6 0 92 0 dma32768 32768 1 0 1 1 1 0 1 0 8 0 dma4096 4096 1 0 1 1 1 0 1 0 8 0 dma2048 2048 35 0 35 2 1 1 1 0 8 1 dma1024 1024 2 0 1 1 0 1 1 0 8 0 dma256 256 7 0 7 2 2 0 1 0 8 0 dma128 128 259 0 259 6 6 0 1 0 8 0 dma64 64 72 0 72 3 3 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 72 140 0 10 3 0 3 3 0 8 0 uaddrrnd 24 3390 0 3358 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 3390 0 3358 1 0 1 1 0 8 0 vmmpekpl 168 27631 0 27582 3 0 3 3 0 8 0 vmmpepl 168 211188 0 209077 150 52 98 99 0 357 1 vmsppl 448 3389 0 3358 6 2 4 5 0 8 0 rwobjpl 56 59993 0 52749 114 10 104 104 0 8 0 pdppl 4096 6787 0 6716 141 68 73 85 0 8 2 pvpl 32 17947 0 0 145 1 144 144 0 265 0 pmappl 248 3389 0 3358 3 0 3 3 0 8 0 extentpl 40 55 0 38 1 0 1 1 0 8 0 phpool 112 941 0 174 22 0 22 22 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 witness_checkorder(ffff8000014b9028,9,0) at witness_checkorder+0x1b4 rw_enter_write(ffff8000014b9018) at rw_enter_write+0x7a sys/kern/kern_rwlock.c:128 unveil_delete_names(ffff8000014b9000) at unveil_delete_names+0x3d sys/kern/kern_unveil.c:102 unveil_destroy(ffff8000372c5b38) at unveil_destroy+0xbd sys/kern/kern_unveil.c:183 exit1(ffff800030d89980,0,0,1) at exit1+0x60f sys/kern/kern_exit.c:233 sys_exit(ffff800030d89980,ffff8000365b5bf0,ffff8000365b5b40) at sys_exit+0x1a syscall(ffff8000365b5bf0) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:178 [inline] syscall(ffff8000365b5bf0) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x72329f709310, count: -9 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp 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 acpicpu_idle() at acpicpu_idle+0x41e sys/dev/acpi/acpicpu.c:1218 sched_idle(ffff800029b7bff0) at sched_idle+0x558 sys/kern/kern_sched.c:182 end trace frame: 0x0, count: -5