witness: lock_object uninitialized: 0xffff800000e6b028 Starting stack trace... witness_checkorder(ffff800000e6b028,9,0) at witness_checkorder+0x137 witness_debugger sys/kern/subr_witness.c:2510 [inline] witness_checkorder(ffff800000e6b028,9,0) at witness_checkorder+0x137 sys/kern/subr_witness.c:777 rw_enter_write(ffff800000e6b018) at rw_enter_write+0x5c sys/kern/kern_rwlock.c:128 unveil_delete_names(ffff800000e6b000) at unveil_delete_names+0x34 unvname_rbt_RBT_MIN sys/kern/kern_unveil.c:92 [inline] unveil_delete_names(ffff800000e6b000) at unveil_delete_names+0x34 sys/kern/kern_unveil.c:102 unveil_destroy(ffff8000212b69f8) at unveil_destroy+0xad sys/kern/kern_unveil.c:183 exit1(ffff8000212b38e0,0,0,3) at exit1+0x3d5 sys/kern/kern_exit.c:220 single_thread_check_locked(ffff8000212b38e0,0,0) at single_thread_check_locked+0x237 sys/kern/kern_sig.c:2015 userret(ffff8000212b38e0) at userret+0x7c single_thread_check sys/kern/kern_sig.c:2054 [inline] userret(ffff8000212b38e0) at userret+0x7c sys/kern/kern_sig.c:1970 syscall(ffff80002e4211e0) at syscall+0x4e7 mi_syscall_return sys/sys/syscall_mi.h:137 [inline] syscall(ffff80002e4211e0) at syscall+0x4e7 sys/arch/amd64/amd64/trap.c:644 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x73bdf3b70e40, count: 248 End of stack trace. Stopped at db_enter+0x1c: 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+0x1c sys/arch/amd64/amd64/db_interface.c:437 witness_checkorder(ffff800000e6b028,9,0) at witness_checkorder+0x13c witness_debugger sys/kern/subr_witness.c:2510 [inline] witness_checkorder(ffff800000e6b028,9,0) at witness_checkorder+0x13c sys/kern/subr_witness.c:777 rw_enter_write(ffff800000e6b018) at rw_enter_write+0x5c sys/kern/kern_rwlock.c:128 unveil_delete_names(ffff800000e6b000) at unveil_delete_names+0x34 unvname_rbt_RBT_MIN sys/kern/kern_unveil.c:92 [inline] unveil_delete_names(ffff800000e6b000) at unveil_delete_names+0x34 sys/kern/kern_unveil.c:102 unveil_destroy(ffff8000212b69f8) at unveil_destroy+0xad sys/kern/kern_unveil.c:183 exit1(ffff8000212b38e0,0,0,3) at exit1+0x3d5 sys/kern/kern_exit.c:220 single_thread_check_locked(ffff8000212b38e0,0,0) at single_thread_check_locked+0x237 sys/kern/kern_sig.c:2015 userret(ffff8000212b38e0) at userret+0x7c single_thread_check sys/kern/kern_sig.c:2054 [inline] userret(ffff8000212b38e0) at userret+0x7c sys/kern/kern_sig.c:1970 syscall(ffff80002e4211e0) at syscall+0x4e7 mi_syscall_return sys/sys/syscall_mi.h:137 [inline] syscall(ffff80002e4211e0) at syscall+0x4e7 sys/arch/amd64/amd64/trap.c:644 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x73bdf3b70e40, count: -10 ddb{0}> show registers rdi 0 rsi 0 rbp 0xffff80002e420e00 rbx 0x3 rdx 0 rcx 0xffff8000212b38e0 rax 0xffffffff82c01ff0 cpu_info_full_primary+0x1ff0 r8 0xffff80002e420da0 r9 0x8080808080808080 r10 0x27f771656f1a07a4 r11 0xec5806ba6daf7ddd r12 0xffff800000e6b001 r13 0xffff800000e6b028 r14 0 r15 0 rip 0xffffffff81a54b4c db_enter+0x1c cs 0x8 rflags 0x246 rsp 0xffff80002e420df0 ss 0x10 db_enter+0x1c: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor.6) pid=436752 stat=onproc flags process=1008 proc=82000 pri=32, usrpri=86, nice=20 forw=0xffffffffffffffff, list=0xffff8000212b2890,0xffff800021236dd0 process=0xffff8000212b69f8 user=0xffff80002e41c000, vmspace=0xfffffd8069dfc928 estcpu=36, cpticks=11, pctcpu=0.11 user=0, sys=8, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 93859 202697 93647 0 2 0 syz-executor.4 93859 56652 93647 0 3 0x4000080 fsleep syz-executor.4 93859 133922 93647 0 3 0x4000080 fsleep syz-executor.4 93859 51591 93647 0 2 0x4000000 syz-executor.4 83519 38650 88842 0 2 0x480 syz-executor.5 83519 363494 88842 0 3 0x4000080 fsleep syz-executor.5 83519 292756 88842 0 3 0x4000080 fsleep syz-executor.5 83519 447413 88842 0 2 0x4000000 syz-executor.5 62816 310385 84141 0 2 0x480 syz-executor.1 62816 392126 84141 0 2 0x4000000 syz-executor.1 62816 151047 84141 0 3 0x4000080 fsleep syz-executor.1 88842 89421 12506 0 2 0x482 syz-executor.5 36251 328250 12506 0 2 0x2 syz-executor.7 54271 176043 12506 0 2 0x2 syz-executor.3 93647 203120 12506 0 2 0x482 syz-executor.4 52617 435546 12506 0 2 0x2 syz-executor.2 71778 34510 12506 0 2 0x482 syz-executor.6 84141 512692 12506 0 2 0x482 syz-executor.1 24951 187690 12506 0 2 0x482 syz-executor.0 73062 111547 1 0 2 0x100083 getty 69085 188044 0 0 3 0x14280 nfsidl nfsio 20241 287546 0 0 3 0x14280 nfsidl nfsio 96227 81181 0 0 3 0x14280 nfsidl nfsio 14643 51344 0 0 3 0x14280 nfsidl nfsio 56549 108697 0 0 3 0x14280 nfsidl nfsio 93530 43260 0 0 3 0x14280 nfsidl nfsio 67127 252259 0 0 3 0x14280 nfsidl nfsio 94377 125962 0 0 3 0x14280 nfsidl nfsio 38930 454704 0 0 3 0x14280 nfsidl nfsio 5714 396959 0 0 3 0x14280 nfsidl nfsio 29036 411403 0 0 3 0x14280 nfsidl nfsio 27573 134268 0 0 3 0x14280 nfsidl nfsio 8439 522564 0 0 3 0x14280 nfsidl nfsio 28436 456581 0 0 3 0x14280 nfsidl nfsio 93220 423957 0 0 3 0x14280 nfsidl nfsio 92158 382122 0 0 3 0x14280 nfsidl nfsio 20606 452934 0 0 3 0x14280 nfsidl nfsio 6116 489879 0 0 3 0x14280 nfsidl nfsio 65064 469364 0 0 3 0x14280 nfsidl nfsio 99928 499124 0 0 3 0x14280 nfsidl nfsio 73822 487974 0 0 3 0x14200 bored sosplice 12506 72811 69567 0 3 0x2000082 thrsleep syz-fuzzer 12506 439453 69567 0 3 0x6000082 thrsleep syz-fuzzer 12506 165948 69567 0 3 0x6000082 wait syz-fuzzer 12506 63233 69567 0 3 0x6000082 wait syz-fuzzer 12506 294818 69567 0 3 0x6000082 wait syz-fuzzer 12506 155853 69567 0 3 0x6000082 wait syz-fuzzer 12506 325942 69567 0 3 0x6000082 thrsleep syz-fuzzer 12506 414151 69567 0 3 0x6000082 thrsleep syz-fuzzer 12506 30550 69567 0 3 0x6000082 wait syz-fuzzer 12506 85473 69567 0 3 0x6000082 kqread syz-fuzzer 12506 223188 69567 0 3 0x6000082 thrsleep syz-fuzzer 12506 363021 69567 0 3 0x6000082 thrsleep syz-fuzzer 12506 190132 69567 0 3 0x6000082 thrsleep syz-fuzzer 12506 259941 69567 0 3 0x6000082 wait syz-fuzzer 12506 42443 69567 0 3 0x6000082 wait syz-fuzzer 12506 200002 69567 0 3 0x6000082 wait syz-fuzzer 69567 353328 48453 0 3 0x10008a sigsusp ksh 48453 243962 64832 0 3 0x9a kqread sshd 64832 169588 1 0 3 0x88 kqread sshd 11730 84416 9261 74 3 0x1100092 bpf pflogd 9261 425980 1 0 3 0x80 netio pflogd 19044 509501 79089 73 2 0x1100090 syslogd 79089 84917 1 0 3 0x100082 netio syslogd 26179 114536 1 0 3 0x100080 kqread resolvd 10011 126488 27800 77 3 0x100092 kqread dhcpleased 35889 496328 27800 77 3 0x100092 kqread dhcpleased 27800 14425 1 0 3 0x80 kqread dhcpleased 39674 421891 0 0 3 0x14200 bored smr 31639 513699 0 0 2 0x14200 zerothread 95482 490844 0 0 3 0x14200 aiodoned aiodoned 60934 28355 0 0 3 0x14200 syncer update 61025 16892 0 0 3 0x14200 cleaner cleaner 15260 359361 0 0 2 0x14200 reaper 5683 469798 0 0 3 0x14200 pgdaemon pagedaemon 88912 102372 0 0 3 0x14200 bored viomb 31023 444566 0 0 3 0x40014200 acpi0 acpi0 31644 375040 0 0 7 0x40014200 idle1 43321 225533 0 0 3 0x14200 bored softnet3 30901 109611 0 0 3 0x14200 bored softnet2 92790 436539 0 0 3 0x14200 bored softnet1 98275 386597 0 0 3 0x14200 bored softnet0 17934 12521 0 0 3 0x14200 bored systqmp 84107 289395 0 0 3 0x14200 bored systq 46830 6802 0 0 2 0x40014200 softclock 21745 495312 0 0 3 0x40014200 idle0 1 226447 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 36251 (syz-executor.7) thread 0xffff80002129e858 (328250) exclusive rwlock vmmaplk r = 0 (0xfffffd8008a0e498) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 vm_map_lock_ln+0xfa sys/uvm/uvm_map.c:5345 #3 uvmspace_fork+0xb6 sys/uvm/uvm_map.c:3903 #4 process_new+0x304 sys/kern/kern_fork.c:262 #5 fork1+0x318 sys/kern/kern_fork.c:383 #6 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #6 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #7 Xsyscall+0x128 exclusive rwlock vmmaplk r = 0 (0xfffffd806efd3be0) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 vm_map_lock_ln+0xfa sys/uvm/uvm_map.c:5345 #3 uvmspace_fork+0x3b sys/uvm/uvm_map.c:3894 #4 process_new+0x304 sys/kern/kern_fork.c:262 #5 fork1+0x318 sys/kern/kern_fork.c:383 #6 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #6 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #7 Xsyscall+0x128 Process 54271 (syz-executor.3) thread 0xffff80002129edc8 (176043) exclusive rwlock vmmaplk r = 0 (0xfffffd8069dfcbf0) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 vm_map_lock_ln+0xfa sys/uvm/uvm_map.c:5345 #3 uvmspace_fork+0xb6 sys/uvm/uvm_map.c:3903 #4 process_new+0x304 sys/kern/kern_fork.c:262 #5 fork1+0x318 sys/kern/kern_fork.c:383 #6 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #6 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #7 Xsyscall+0x128 exclusive rwlock vmmaplk r = 0 (0xfffffd806ebd74a8) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 vm_map_lock_ln+0xfa sys/uvm/uvm_map.c:5345 #3 uvmspace_fork+0x3b sys/uvm/uvm_map.c:3894 #4 process_new+0x304 sys/kern/kern_fork.c:262 #5 fork1+0x318 sys/kern/kern_fork.c:383 #6 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #6 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #7 Xsyscall+0x128 Process 52617 (syz-executor.2) thread 0xffff8000212b3370 (435546) exclusive rwlock vmmaplk r = 0 (0xfffffd806efd32d0) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 vm_map_lock_ln+0xfa sys/uvm/uvm_map.c:5345 #3 uvmspace_fork+0xb6 sys/uvm/uvm_map.c:3903 #4 process_new+0x304 sys/kern/kern_fork.c:262 #5 fork1+0x318 sys/kern/kern_fork.c:383 #6 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #6 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #7 Xsyscall+0x128 exclusive rwlock vmmaplk r = 0 (0xfffffd8069dfc4b0) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 vm_map_lock_ln+0xfa sys/uvm/uvm_map.c:5345 #3 uvmspace_fork+0x3b sys/uvm/uvm_map.c:3894 #4 process_new+0x304 sys/kern/kern_fork.c:262 #5 fork1+0x318 sys/kern/kern_fork.c:383 #6 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #6 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #7 Xsyscall+0x128 Process 15260 (reaper) thread 0xffff8000211acae8 (359361) exclusive rwlock kmmaplk r = 0 (0xffffffff82d0cfc0) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 vm_map_lock_ln+0xfa sys/uvm/uvm_map.c:5345 #3 uvm_unmap+0x7c sys/uvm/uvm_map.c:1855 #4 uvm_uarea_free+0x39 sys/uvm/uvm_glue.c:288 #5 reaper+0x168 sys/kern/kern_exit.c:438 #6 proc_trampoline+0x1c ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10236 6509K 7623K 78643K 28222 0 pcb 14 11K 13K 78643K 492 0 rtable 239 7K 7K 78643K 3401 0 pf 37 10K 10K 78643K 355 0 ifaddr 47 17K 18K 78643K 268 0 ifgroup 64 2K 2K 78643K 509 0 sysctl 3 1K 1K 78643K 3 0 counters 66 36K 36K 78643K 344 0 ioctlops 0 0K 4K 78643K 1856 0 iov 0 0K 32K 78643K 1122 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 4 0 vnodes 1476 92K 93K 78643K 8047 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 3 5K 9K 78643K 137 0 VM map 2 1K 1K 78643K 2 0 sem 12 1K 1K 78643K 895 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 17 61K 85K 78643K 15305 0 sigio 0 0K 0K 78643K 296 0 proc 78 115K 128K 78643K 1849 0 subproc 104 6K 6K 78643K 433 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 2891 0 in_multi 99 7K 7K 78643K 458 0 ether_multi 1 0K 0K 78643K 10 0 mrt 1 0K 0K 78643K 2 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 241 1076K 1076K 78643K 241 0 exec 0 0K 1K 78643K 3886 0 pfkey data 0 0K 0K 78643K 1 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 485 96K 107K 78643K 147012 0 UVM aobj 131 8K 8K 78643K 141 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 257 0 NDP 14 0K 1K 78643K 217 0 temp 74 5920K 6556K 78643K 259410 0 kqueue 12 18K 30K 78643K 1764 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 1659 0 1656 22 21 1 3 0 8 0 rtentry 112 1466 0 1355 4 0 4 4 0 8 0 unpcb 144 9371 0 9355 109 105 4 10 0 8 3 syncache 296 113 0 113 30 29 1 1 0 8 1 tcpqe 32 241 0 241 25 24 1 1 0 8 1 tcpcb 808 2524 0 2519 87 85 2 9 0 8 1 arp 120 70 0 51 1 0 1 1 0 8 0 inpcb 368 7701 0 7689 129 126 3 9 0 8 1 nd6 136 102 0 78 1 0 1 1 0 8 0 pkpcb 40 130 0 130 5 5 0 1 0 8 0 kcovpl 48 32 0 24 1 0 1 1 0 8 0 ppxss 1256 71 0 70 21 20 1 1 0 8 0 pffrag 232 120 0 119 3 2 1 1 0 482 0 pffrnode 88 119 0 118 3 2 1 1 0 8 0 pffrent 40 424 0 423 4 3 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 pfstitem 24 402 0 392 1 0 1 1 0 8 0 pfstkey 128 402 0 392 2 0 2 2 0 8 0 pfstate 376 402 0 392 17 14 3 10 0 8 1 pfrule 1344 21 0 16 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 1586 0 1121 30 0 30 30 0 8 0 art_table 32 1587 0 1121 4 0 4 4 0 8 0 art_node 16 384 0 283 1 0 1 1 0 8 0 sysvmsgpl 40 6 0 4 1 0 1 1 0 8 0 semapl 112 893 0 883 1 0 1 1 0 8 0 shmpl 112 138 0 10 5 1 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 21861 0 19916 122 0 122 122 0 8 0 ffsino 272 21861 0 19916 130 0 130 130 0 8 0 nchpl 144 43614 0 43040 63 39 24 63 0 8 0 uvmvnodes 80 11107 0 0 227 0 227 227 0 8 0 vnodes 216 11107 0 0 618 0 618 618 0 8 0 namei 1024 166792 0 166791 8 7 1 2 0 8 0 percpumem 16 185 0 139 1 0 1 1 0 8 0 kstatmem 264 307 0 278 9 6 3 3 0 8 0 scxspl 216 133175 0 133175 21 20 1 8 1 8 1 plimitpl 152 995 0 978 1 0 1 1 0 8 0 sigapl 424 15601 0 15532 9 1 8 8 0 8 0 futexpl 64 142749 0 142744 8 7 1 1 0 8 0 knotepl 120 907 0 0 20 2 18 19 0 8 0 kqueuepl 216 2793 0 2785 27 26 1 5 0 8 0 pipepl 320 3771 0 3743 105 102 3 10 0 8 0 fdescpl 496 15560 0 15530 6 2 4 5 0 8 0 filepl 152 106636 0 106392 212 199 13 23 0 8 3 lockfpl 104 19523 0 19521 9 8 1 2 0 8 0 lockfspl 48 2942 0 2940 1 0 1 1 0 8 0 sessionpl 144 49 0 32 1 0 1 1 0 8 0 pgrppl 48 294 0 277 1 0 1 1 0 8 0 ucredpl 104 9173 0 9158 1 0 1 1 0 8 0 zombiepl 144 16676 0 16674 3 2 1 1 0 8 0 processpl 1072 15601 0 15532 5 0 5 5 0 8 0 procpl 696 39277 0 39183 43 33 10 10 0 8 1 sosppl 168 159 0 158 22 21 1 1 0 8 0 sockpl 488 18868 0 18840 405 393 12 34 0 8 8 mcl64k 65536 9 0 0 2 0 2 2 0 8 0 mcl16k 16384 15 0 0 2 0 2 2 0 8 0 mcl12k 12288 8 0 0 1 0 1 1 0 8 0 mcl9k 9216 5 0 0 1 0 1 1 0 8 0 mcl8k 8192 13 0 0 2 0 2 2 0 8 0 mcl4k 4096 17 0 0 3 0 3 3 0 8 0 mcl2k2 2112 4 0 0 1 0 1 1 0 8 0 mcl2k 2048 350 0 0 36 8 28 36 0 8 0 mtagpl 96 954 0 0 15 0 15 15 0 8 0 mbufpl 256 2035 0 0 97 0 97 97 0 8 0 bufpl 288 33077 0 21970 794 0 794 794 0 8 0 anonpl 24 1626322 0 1612487 209 100 109 114 0 186 0 amapchunkpl 152 471103 0 470169 132 93 39 49 0 158 1 amappl16 200 37445 0 36962 243 216 27 39 0 8 0 amappl15 192 6 0 5 1 0 1 1 0 8 0 amappl14 184 239 0 225 2 1 1 2 0 8 0 amappl13 176 18 0 17 1 0 1 1 0 8 0 amappl12 168 16589 0 16557 3 1 2 2 0 8 0 amappl11 160 71 0 57 1 0 1 1 0 8 0 amappl10 152 70 0 58 1 0 1 1 0 8 0 amappl9 144 259 0 258 2 1 1 1 0 8 0 amappl8 136 819 0 625 7 0 7 7 0 8 0 amappl7 128 108 0 92 2 0 2 2 0 8 0 amappl6 120 535 0 502 6 4 2 2 0 8 0 amappl5 112 547 0 533 1 0 1 1 0 8 0 amappl4 104 1059 0 1009 3 1 2 3 0 8 0 amappl3 96 91176 0 91079 4 1 3 3 0 8 0 amappl2 88 16287 0 16207 3 1 2 3 0 8 0 amappl1 80 65175 0 64616 23 10 13 23 0 8 0 amappl 88 145911 0 145642 7 0 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 72 140 0 10 3 0 3 3 0 8 0 uaddrrnd 24 15560 0 15529 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 15560 0 15529 1 0 1 1 0 8 0 vmmpekpl 168 112846 0 112765 4 0 4 4 0 8 0 vmmpepl 168 923730 0 921064 447 320 127 152 0 357 0 vmsppl 464 15559 0 15529 5 1 4 5 0 8 0 rwobjpl 56 231816 0 218820 197 13 184 184 0 8 0 pdppl 4096 31128 0 31058 754 684 70 80 0 8 0 pvpl 32 4370843 0 4350621 743 555 188 366 0 265 0 pmappl 248 15559 0 15529 3 1 2 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 2224 0 932 38 0 38 38 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 witness_checkorder(ffff800000e6b028,9,0) at witness_checkorder+0x13c witness_debugger sys/kern/subr_witness.c:2510 [inline] witness_checkorder(ffff800000e6b028,9,0) at witness_checkorder+0x13c sys/kern/subr_witness.c:777 rw_enter_write(ffff800000e6b018) at rw_enter_write+0x5c sys/kern/kern_rwlock.c:128 unveil_delete_names(ffff800000e6b000) at unveil_delete_names+0x34 unvname_rbt_RBT_MIN sys/kern/kern_unveil.c:92 [inline] unveil_delete_names(ffff800000e6b000) at unveil_delete_names+0x34 sys/kern/kern_unveil.c:102 unveil_destroy(ffff8000212b69f8) at unveil_destroy+0xad sys/kern/kern_unveil.c:183 exit1(ffff8000212b38e0,0,0,3) at exit1+0x3d5 sys/kern/kern_exit.c:220 single_thread_check_locked(ffff8000212b38e0,0,0) at single_thread_check_locked+0x237 sys/kern/kern_sig.c:2015 userret(ffff8000212b38e0) at userret+0x7c single_thread_check sys/kern/kern_sig.c:2054 [inline] userret(ffff8000212b38e0) at userret+0x7c sys/kern/kern_sig.c:1970 syscall(ffff80002e4211e0) at syscall+0x4e7 mi_syscall_return sys/sys/syscall_mi.h:137 [inline] syscall(ffff80002e4211e0) at syscall+0x4e7 sys/arch/amd64/amd64/trap.c:644 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x73bdf3b70e40, count: -10 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1e: addq $0x8,%rsp ddb{1}> trace x86_ipi_db(ffff800020d58ff0) at x86_ipi_db+0x1e 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+0x27 acpicpu_idle() at acpicpu_idle+0x312 sys/dev/acpi/acpicpu.c:1206 sched_idle(ffff800020d58ff0) at sched_idle+0x41e sys/kern/kern_sched.c:199 end trace frame: 0x0, count: -5