witness: lock_object uninitialized: 0xffff800000f74028 Starting stack trace... witness_checkorder(ffff800000f74028,9,0) at witness_checkorder+0x13b witness_debugger sys/kern/subr_witness.c:2510 [inline] witness_checkorder(ffff800000f74028,9,0) at witness_checkorder+0x13b sys/kern/subr_witness.c:777 rw_enter_write(ffff800000f74018) at rw_enter_write+0x5c sys/kern/kern_rwlock.c:128 unveil_delete_names(ffff800000f74000) at unveil_delete_names+0x34 sys/kern/kern_unveil.c:102 unveil_destroy(ffff8000373991e8) at unveil_destroy+0x9d sys/kern/kern_unveil.c:183 exit1(ffff80002a172a90,0,0,3) at exit1+0x3ef sys/kern/kern_exit.c:218 single_thread_check_locked(ffff80002a172a90,0,0) at single_thread_check_locked+0x237 sys/kern/kern_sig.c:2019 userret(ffff80002a172a90) at userret+0x7c single_thread_check sys/kern/kern_sig.c:2058 [inline] userret(ffff80002a172a90) at userret+0x7c sys/kern/kern_sig.c:1974 intr_user_exit() at intr_user_exit+0x3c end of kernel end trace frame: 0x7a4c2cacd810, count: 249 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(ffff800000f74028,9,0) at witness_checkorder+0x140 rw_enter_write(ffff800000f74018) at rw_enter_write+0x5c sys/kern/kern_rwlock.c:128 unveil_delete_names(ffff800000f74000) at unveil_delete_names+0x34 sys/kern/kern_unveil.c:102 unveil_destroy(ffff8000373991e8) at unveil_destroy+0x9d sys/kern/kern_unveil.c:183 exit1(ffff80002a172a90,0,0,3) at exit1+0x3ef sys/kern/kern_exit.c:218 single_thread_check_locked(ffff80002a172a90,0,0) at single_thread_check_locked+0x237 sys/kern/kern_sig.c:2019 userret(ffff80002a172a90) at userret+0x7c single_thread_check sys/kern/kern_sig.c:2058 [inline] userret(ffff80002a172a90) at userret+0x7c sys/kern/kern_sig.c:1974 intr_user_exit() at intr_user_exit+0x3c end of kernel end trace frame: 0x7a4c2cacd810, count: -9 ddb{0}> show registers rdi 0 rsi 0x4000000000000000 rbp 0xffff800030af6970 rbx 0 rdx 0 rcx 0xffff80002a172a90 rax 0xffffffff82d2aff0 cpu_info_full_primary+0x1ff0 r8 0xffff800030af6910 r9 0x8080808080808080 r10 0xffff800030af6860 r11 0x92ae97b6d96b71a9 r12 0 r13 0x1 r14 0xffff800000f74028 r15 0x3 rip 0xffffffff81a049fc db_enter+0x1c cs 0x8 rflags 0x246 rsp 0xffff800030af6960 ss 0 db_enter+0x1c: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor.6) tid=125356 pid=78415 tcnt=1 stat=onproc flags process=1008 proc=82000 runpri=32, usrpri=86, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0xffff800031115d58 forw=0xffffffffffffffff, list=0xffff80002a171ff0,0xffff80002a171560 process=0xffff8000373991e8 user=0xffff800030af1000, vmspace=0xfffffd8067138010 estcpu=36, cpticks=22, pctcpu=0.0, user=0, sys=9, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 77701 499993 19460 0 2 0 syz-executor.2 77701 53464 19460 0 3 0x4000080 fsleep syz-executor.2 77701 308352 19460 0 2 0x4000000 syz-executor.2 27616 195245 13852 0 2 0 syz-executor.7 27616 338813 13852 0 2 0x4000000 syz-executor.7 27616 230884 13852 0 2 0x4000000 syz-executor.7 81572 457292 71350 0 2 0 syz-executor.3 81572 51218 71350 0 2 0x4000000 syz-executor.3 81572 63957 71350 0 2 0x4000000 syz-executor.3 47799 395198 20367 0 2 0 syz-executor.5 47799 112532 20367 0 2 0x4000000 syz-executor.5 28685 478291 50250 0 2 0 syz-executor.1 28685 30390 50250 0 2 0x4000000 syz-executor.1 43096 486152 23257 0 4 0x82000 syz-executor.4 43096 47222 23257 0 2 0x4082000 syz-executor.4 43096 48297 23257 0 3 0x4002000 suspend syz-executor.4 90170 498906 86354 0 2 0x480 syz-executor.0 90170 173046 86354 0 3 0x4000080 fsleep syz-executor.0 90170 338577 86354 0 3 0x4000080 netio syz-executor.0 90170 376372 86354 0 3 0x4000080 fsleep syz-executor.0 31134 151158 0 0 3 0x14200 acct acct 50250 167167 4778 0 2 0x482 syz-executor.1 86354 366893 4778 0 2 0x482 syz-executor.0 20367 428277 4778 0 2 0x482 syz-executor.5 71350 221376 4778 0 2 0x482 syz-executor.3 62599 229886 1 0 3 0x18100083 ttyin getty 19460 302123 4778 0 2 0x482 syz-executor.2 13852 179973 4778 0 2 0x482 syz-executor.7 66953 99483 4778 0 2 0x482 syz-executor.6 36809 246761 0 0 3 0x14280 nfsidl nfsio 99523 247816 0 0 3 0x14280 nfsidl nfsio 51017 521546 0 0 3 0x14280 nfsidl nfsio 25831 386125 0 0 3 0x14280 nfsidl nfsio 50618 190864 0 0 3 0x14280 nfsidl nfsio 18149 479475 0 0 3 0x14280 nfsidl nfsio 67404 352799 0 0 3 0x14280 nfsidl nfsio 58233 104927 0 0 3 0x14280 nfsidl nfsio 79272 80677 0 0 3 0x14280 nfsidl nfsio 61705 419069 0 0 3 0x14280 nfsidl nfsio 86512 166156 0 0 3 0x14280 nfsidl nfsio 4227 417298 0 0 3 0x14280 nfsidl nfsio 88063 242866 0 0 3 0x14280 nfsidl nfsio 21667 105889 0 0 3 0x14280 nfsidl nfsio 67490 320044 0 0 3 0x14280 nfsidl nfsio 59914 111638 0 0 3 0x14280 nfsidl nfsio 57922 358423 0 0 3 0x14280 nfsidl nfsio 85310 436403 0 0 3 0x14280 nfsidl nfsio 94526 422049 0 0 3 0x14280 nfsidl nfsio 48935 29615 0 0 3 0x14280 nfsidl nfsio 64702 432344 0 0 3 0x14200 bored sosplice 23257 513355 4778 0 2 0x482 syz-executor.4 4778 449494 76768 0 3 0x1a000082 thrsleep syz-fuzzer 4778 84250 76768 0 3 0x1e000082 thrsleep syz-fuzzer 4778 255147 76768 0 3 0x1e000082 wait syz-fuzzer 4778 508939 76768 0 3 0x1e000082 wait syz-fuzzer 4778 204617 76768 0 3 0x1e000082 thrsleep syz-fuzzer 4778 96718 76768 0 3 0x1e000082 wait syz-fuzzer 4778 308515 76768 0 3 0x1e000082 thrsleep syz-fuzzer 4778 54319 76768 0 3 0x1e000082 wait syz-fuzzer 4778 324060 76768 0 3 0x1e000082 wait syz-fuzzer 4778 289514 76768 0 3 0x1e000082 thrsleep syz-fuzzer 4778 98184 76768 0 3 0x1e000082 thrsleep syz-fuzzer 4778 66811 76768 0 3 0x1e000082 wait syz-fuzzer 4778 361426 76768 0 3 0x1e000082 wait syz-fuzzer 4778 130541 76768 0 3 0x1e000082 kqread syz-fuzzer 4778 351781 76768 0 3 0x1e000082 wait syz-fuzzer 4778 88596 76768 0 3 0x1e000082 thrsleep syz-fuzzer 76768 184482 70276 0 3 0x810008a sigsusp ksh 70276 149117 21213 0 3 0x1800009a kqread sshd 21213 271813 1 0 3 0x18000088 kqread sshd 61802 493160 68119 74 3 0x19100092 bpf pflogd 68119 393140 1 0 3 0x18000080 netio pflogd 90104 462458 10949 73 7 0x19100010 syslogd 10949 505998 1 0 3 0x18100082 netio syslogd 1259 66552 1 0 3 0x18100080 kqread resolvd 89816 138029 85682 77 3 0x18100092 kqread dhcpleased 70362 173892 85682 77 3 0x18100092 kqread dhcpleased 85682 181614 1 0 3 0x18000080 kqread dhcpleased 97547 277435 0 0 3 0x14200 bored smr 38544 45468 0 0 2 0x14200 zerothread 55516 389285 0 0 3 0x14200 aiodoned aiodoned 85838 185319 0 0 3 0x14200 syncer update 3100 28480 0 0 3 0x14200 cleaner cleaner 35253 381880 0 0 2 0x14200 reaper 45569 10323 0 0 3 0x14200 pgdaemon pagedaemon 54337 225594 0 0 3 0x14200 bored viomb 42579 517747 0 0 3 0x40014200 acpi0 acpi0 93811 132206 0 0 3 0x40014200 idle1 82561 265316 0 0 3 0x14200 bored softnet3 50571 114459 0 0 3 0x14200 bored softnet2 53699 264398 0 0 3 0x14200 bored softnet1 7955 211660 0 0 3 0x14200 bored softnet0 93148 395406 0 0 3 0x14200 bored systqmp 89217 423572 0 0 3 0x14200 bored systq 11738 392041 0 0 3 0x14200 tmoslp softclockmp 58073 399971 0 0 2 0x40014200 softclock 13369 515494 0 0 3 0x40014200 idle0 1 179153 0 0 3 0x8000082 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 27616 (syz-executor.7) thread 0xffff80002a22fd58 (338813) exclusive rrwlock inode r = 0 (0xfffffd806c23c3c8) #0 witness_lock+0x446 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x446 sys/kern/subr_witness.c:1187 #1 rw_enter+0x32a sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8e sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x85 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0xd3 sys/kern/vfs_lookup.c:418 #6 namei+0x56a sys/kern/vfs_lookup.c:250 #7 vn_open+0x101 sys/kern/vfs_vnops.c:140 #8 doopenat+0x269 sys/kern/vfs_syscalls.c:1126 #9 syscall+0x53b mi_syscall sys/sys/syscall_mi.h:183 [inline] #9 syscall+0x53b sys/arch/amd64/amd64/trap.c:577 #10 Xsyscall+0x128 Process 81572 (syz-executor.3) thread 0xffff80002a1bb020 (457292) exclusive rwlock vmmaplk r = 0 (0xfffffd80671389c8) #0 witness_lock+0x446 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x446 sys/kern/subr_witness.c:1187 #1 rw_enter+0x32a sys/kern/kern_rwlock.c:309 #2 vm_map_lock_ln+0xfa sys/uvm/uvm_map.c:5372 #3 uvm_map_protect+0xb4 sys/uvm/uvm_map.c:3129 #4 sys_mprotect+0x25e sys/uvm/uvm_mmap.c:585 #5 syscall+0x5b5 mi_syscall sys/sys/syscall_mi.h:183 [inline] #5 syscall+0x5b5 sys/arch/amd64/amd64/trap.c:577 #6 Xsyscall+0x128 Process 81572 (syz-executor.3) thread 0xffff80002a2302a8 (63957) exclusive rwlock fdlock r = 0 (0xfffffd8008bbe438) #0 witness_lock+0x446 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x446 sys/kern/subr_witness.c:1187 #1 doopenat+0x110 #2 syscall+0x53b mi_syscall sys/sys/syscall_mi.h:183 [inline] #2 syscall+0x53b sys/arch/amd64/amd64/trap.c:577 #3 Xsyscall+0x128 Process 47799 (syz-executor.5) thread 0xffff8000311167f8 (112532) exclusive rwlock vmmaplk r = 0 (0xfffffd8067138d48) #0 witness_lock+0x446 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x446 sys/kern/subr_witness.c:1187 #1 rw_enter+0x32a sys/kern/kern_rwlock.c:309 #2 vm_map_lock_ln+0xfa sys/uvm/uvm_map.c:5372 #3 uvmfault_lookup+0xb6 sys/uvm/uvm_fault.c:1779 #4 uvm_fault_check+0x63d uvmfault_amapcopy sys/uvm/uvm_fault.c:236 [inline] #4 uvm_fault_check+0x63d sys/uvm/uvm_fault.c:710 #5 uvm_fault+0xf2 sys/uvm/uvm_fault.c:600 #6 upageflttrap+0x8b sys/arch/amd64/amd64/trap.c:188 #7 usertrap+0x227 sys/arch/amd64/amd64/trap.c:436 #8 recall_trap+0x8 Process 28685 (syz-executor.1) thread 0xffff80002a171550 (478291) exclusive rwlock vmmaplk r = 0 (0xfffffd8067138f08) #0 witness_lock+0x446 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x446 sys/kern/subr_witness.c:1187 #1 rw_enter+0x32a sys/kern/kern_rwlock.c:309 #2 vm_map_lock_ln+0xfa sys/uvm/uvm_map.c:5372 #3 uvm_map_protect+0xb4 sys/uvm/uvm_map.c:3129 #4 sys_mprotect+0x25e sys/uvm/uvm_mmap.c:585 #5 syscall+0x5b5 mi_syscall sys/sys/syscall_mi.h:183 [inline] #5 syscall+0x5b5 sys/arch/amd64/amd64/trap.c:577 #6 Xsyscall+0x128 Process 43096 (syz-executor.4) thread 0xffff80002a1bb2c8 (47222) exclusive rrwlock inode r = 0 (0xfffffd806b59be78) #0 witness_lock+0x446 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x446 sys/kern/subr_witness.c:1187 #1 rw_enter+0x32a sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8e sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x85 sys/kern/vfs_vnops.c:564 #5 vn_write+0x12a sys/kern/vfs_vnops.c:405 #6 dofilewritev+0x1ac sys/kern/sys_generic.c:375 #7 sys_pwritev+0xb6 sys/kern/vfs_syscalls.c:3352 #8 syscall+0x5b5 mi_syscall sys/sys/syscall_mi.h:183 [inline] #8 syscall+0x5b5 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 Process 35253 (reaper) thread 0xffff80002a146548 (381880) exclusive rwlock kmmaplk r = 0 (0xffffffff82dd19d8) #0 witness_lock+0x446 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x446 sys/kern/subr_witness.c:1187 #1 rw_enter+0x32a sys/kern/kern_rwlock.c:309 #2 vm_map_lock_ln+0xfa sys/uvm/uvm_map.c:5372 #3 uvm_unmap+0x6f 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:452 #6 proc_trampoline+0x10 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10219 6503K 6942K 166960K 21243 0 pcb 15 18K 20K 166960K 339 0 rtable 220 7K 7K 166960K 1024 0 pf 34 9K 10K 166960K 206 0 ifaddr 43 15K 15K 166960K 155 0 ifgroup 59 2K 2K 166960K 296 0 sysctl 4 1K 1K 166960K 4 0 counters 66 36K 37K 166960K 208 0 ioctlops 0 0K 4K 166960K 1767 0 iov 1 1K 24K 166960K 1052 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1563 98K 98K 166960K 5080 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 68 0 VM map 2 1K 1K 166960K 2 0 sem 11 1K 1K 166960K 11 0 dirhash 12 2K 2K 166960K 66 0 ACPI 1697 195K 286K 166960K 12548 0 file desc 17 61K 89K 166960K 6042 0 sigio 0 0K 0K 166960K 220 0 proc 75 115K 115K 166960K 1047 0 subproc 104 6K 6K 166960K 234 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 533 0 in_multi 88 6K 7K 166960K 297 0 ether_multi 1 0K 0K 166960K 2 0 mrt 1 0K 0K 166960K 3 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 217 970K 970K 166960K 217 0 exec 0 0K 1K 166960K 1044 0 pfkey data 0 0K 0K 166960K 1 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 452 301K 305K 166960K 63054 0 UVM aobj 131 4K 4K 166960K 131 0 pinsyscall 26 52K 108K 166960K 1609 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 96 0 NDP 13 0K 1K 166960K 120 0 temp 74 6812K 6940K 166960K 37470 0 kqueue 12 18K 24K 166960K 369 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 120 294 0 291 4 3 1 3 0 8 0 rtentry 112 303 0 203 4 1 3 4 0 8 0 unpcb 144 3733 0 3715 38 37 1 6 0 8 0 syncache 336 35 0 35 9 9 0 1 0 8 0 sackhl 24 2 0 2 1 1 0 1 0 8 0 tcpqe 32 122 0 122 6 6 0 1 0 8 0 tcpcb 808 1649 0 1643 59 54 5 12 0 8 4 arp 120 66 0 50 1 0 1 1 0 8 0 inpcb 392 4400 0 4391 109 101 8 15 0 8 6 nd6 136 56 0 34 1 0 1 1 0 8 0 pkpcb 40 6 0 6 2 2 0 1 0 8 0 kcovpl 48 18 0 10 1 0 1 1 0 8 0 ppxss 1168 33 0 33 6 6 0 1 0 8 0 pffrag 232 27 0 24 2 1 1 1 0 482 0 pffrnode 88 27 0 24 2 1 1 1 0 8 0 pffrent 40 61 0 58 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 24 134 0 125 1 0 1 1 0 8 0 pfstkey 128 134 0 125 1 0 1 1 0 8 0 pfstate 376 134 0 124 4 2 2 3 0 8 0 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 1001 0 572 37 9 28 29 0 8 0 art_table 32 1002 0 572 4 0 4 4 0 8 0 art_node 16 298 0 211 1 0 1 1 0 8 0 sysvmsgpl 40 6 0 5 1 0 1 1 0 8 0 semupl 112 2 0 2 1 1 0 1 0 8 0 semapl 112 9 0 0 1 0 1 1 0 8 0 shmpl 112 128 0 0 4 0 4 4 0 8 0 dirhash 1024 53 0 36 3 0 3 3 0 8 0 dino2pl 256 9081 0 7544 97 0 97 97 0 8 0 ffsino 272 9081 0 7544 103 0 103 103 0 8 0 nchpl 144 17123 0 15383 67 0 67 67 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 55651 0 55650 6 5 1 2 0 8 0 percpumem 16 118 0 71 1 0 1 1 0 8 0 vcpupl 2048 132 0 0 17 0 17 17 0 8 0 vmpool 696 139 0 7 13 1 12 13 0 8 0 kstatmem 264 168 0 142 5 3 2 3 0 8 0 scxspl 216 66239 0 66239 17 16 1 8 1 8 1 plimitpl 152 432 0 416 1 0 1 1 0 8 0 sigapl 424 6369 0 6298 9 1 8 8 0 8 0 futexpl 64 41126 0 41123 1 0 1 1 0 8 0 knotepl 120 634 0 0 19 3 16 19 0 8 0 kqueuepl 216 798 0 789 11 10 1 5 0 8 0 pipepl 320 642 0 614 18 12 6 8 0 8 3 fdescpl 496 6329 0 6299 8 4 4 5 0 8 0 filepl 152 33368 0 33122 67 54 13 19 0 8 1 lockfpl 104 1445 0 1443 1 0 1 1 0 8 0 lockfspl 48 574 0 572 1 0 1 1 0 8 0 sessionpl 144 35 0 18 1 0 1 1 0 8 0 pgrppl 48 67 0 50 1 0 1 1 0 8 0 ucredpl 104 3426 0 3413 1 0 1 1 0 8 0 zombiepl 144 9222 0 9221 2 1 1 1 0 8 0 processpl 1136 6369 0 6298 6 0 6 6 0 8 0 procpl 680 17331 0 17230 13 4 9 9 0 8 0 srpgc 96 13 0 13 4 4 0 1 0 8 0 sosppl 168 28 0 28 6 6 0 1 0 8 0 sockpl 584 8437 0 8407 109 102 7 17 0 8 4 mcl64k 65536 25 0 0 3 0 3 3 0 8 0 mcl16k 16384 9 0 0 2 0 2 2 0 8 0 mcl12k 12288 17 0 0 2 0 2 2 0 8 0 mcl9k 9216 17 0 0 2 0 2 2 0 8 0 mcl8k 8192 25 0 0 3 0 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 277 0 0 33 3 30 33 0 8 0 mtagpl 96 652 0 0 16 0 16 16 0 8 0 mbufpl 256 1234 0 0 60 0 60 60 0 8 0 bufpl 280 21284 0 15014 449 0 449 449 0 8 0 anonpl 24 746213 0 731931 145 47 98 111 0 186 0 amapchunkpl 152 198121 0 197085 57 16 41 42 0 158 0 amappl16 200 17144 0 16713 79 54 25 35 0 8 0 amappl15 192 46 0 45 1 0 1 1 0 8 0 amappl14 184 211 0 196 2 1 1 2 0 8 0 amappl13 176 46 0 46 1 1 0 1 0 8 0 amappl12 168 7151 0 7120 3 1 2 2 0 8 0 amappl11 160 61 0 47 1 0 1 1 0 8 0 amappl10 152 66 0 55 1 0 1 1 0 8 0 amappl9 144 194 0 192 1 0 1 1 0 8 0 amappl8 136 336 0 252 3 0 3 3 0 8 0 amappl7 128 98 0 82 1 0 1 1 0 8 0 amappl6 120 495 0 475 2 1 1 2 0 8 0 amappl5 112 343 0 327 1 0 1 1 0 8 0 amappl4 104 741 0 699 3 1 2 3 0 8 0 amappl3 96 39127 0 39019 3 0 3 3 0 8 0 amappl2 88 6980 0 6899 4 2 2 4 0 8 0 amappl1 80 31122 0 30572 23 10 13 22 0 8 0 amappl 88 62240 0 61944 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 72 130 0 0 3 0 3 3 0 8 0 uaddrrnd 24 6468 0 6305 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 6468 0 6305 1 0 1 1 0 8 0 vmmpekpl 168 48530 0 48440 5 0 5 5 0 8 0 vmmpepl 168 392068 0 389411 238 116 122 145 0 357 0 vmsppl 448 6467 0 6305 21 2 19 19 0 8 0 rwobjpl 56 108715 0 101043 117 7 110 111 0 8 0 pdppl 4096 12943 0 12742 438 237 201 203 0 8 0 pvpl 32 45859 0 0 371 1 370 370 0 265 0 pmappl 248 6467 0 6305 11 0 11 11 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 1026 0 433 18 0 18 18 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(ffff800000f74028,9,0) at witness_checkorder+0x140 rw_enter_write(ffff800000f74018) at rw_enter_write+0x5c sys/kern/kern_rwlock.c:128 unveil_delete_names(ffff800000f74000) at unveil_delete_names+0x34 sys/kern/kern_unveil.c:102 unveil_destroy(ffff8000373991e8) at unveil_destroy+0x9d sys/kern/kern_unveil.c:183 exit1(ffff80002a172a90,0,0,3) at exit1+0x3ef sys/kern/kern_exit.c:218 single_thread_check_locked(ffff80002a172a90,0,0) at single_thread_check_locked+0x237 sys/kern/kern_sig.c:2019 userret(ffff80002a172a90) at userret+0x7c single_thread_check sys/kern/kern_sig.c:2058 [inline] userret(ffff80002a172a90) at userret+0x7c sys/kern/kern_sig.c:1974 intr_user_exit() at intr_user_exit+0x3c end of kernel end trace frame: 0x7a4c2cacd810, count: -9 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1e: addq $0x8,%rsp