witness: lock_object uninitialized: 0xffff800000d50028 Starting stack trace... witness_checkorder(ffff800000d50028,9,0) at witness_checkorder+0x137 witness_debugger sys/kern/subr_witness.c:2510 [inline] witness_checkorder(ffff800000d50028,9,0) at witness_checkorder+0x137 sys/kern/subr_witness.c:777 rw_enter_write(ffff800000d50018) at rw_enter_write+0x5c sys/kern/kern_rwlock.c:128 unveil_delete_names(ffff800000d50000) at unveil_delete_names+0x34 unvname_rbt_RBT_MIN sys/kern/kern_unveil.c:92 [inline] unveil_delete_names(ffff800000d50000) at unveil_delete_names+0x34 sys/kern/kern_unveil.c:102 unveil_destroy(ffff8000ffff3260) at unveil_destroy+0xad sys/kern/kern_unveil.c:183 exit1(ffff8000212a6558,0,0,1) at exit1+0x3d8 sys/kern/kern_exit.c:222 sys_exit(ffff8000212a6558,ffff800021364ee0,ffff800021364f30) at sys_exit+0x1a sys/kern/kern_exit.c:89 syscall(ffff800021364fb0) at syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff800021364fb0) at syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x780d0bd06240, 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(ffff800000d50028,9,0) at witness_checkorder+0x13c witness_debugger sys/kern/subr_witness.c:2510 [inline] witness_checkorder(ffff800000d50028,9,0) at witness_checkorder+0x13c sys/kern/subr_witness.c:777 rw_enter_write(ffff800000d50018) at rw_enter_write+0x5c sys/kern/kern_rwlock.c:128 unveil_delete_names(ffff800000d50000) at unveil_delete_names+0x34 unvname_rbt_RBT_MIN sys/kern/kern_unveil.c:92 [inline] unveil_delete_names(ffff800000d50000) at unveil_delete_names+0x34 sys/kern/kern_unveil.c:102 unveil_destroy(ffff8000ffff3260) at unveil_destroy+0xad sys/kern/kern_unveil.c:183 exit1(ffff8000212a6558,0,0,1) at exit1+0x3d8 sys/kern/kern_exit.c:222 sys_exit(ffff8000212a6558,ffff800021364ee0,ffff800021364f30) at sys_exit+0x1a sys/kern/kern_exit.c:89 syscall(ffff800021364fb0) at syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff800021364fb0) at syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x780d0bd06240, count: -9 ddb{0}> show registers rdi 0 rsi 0 rbp 0xffff800021364c70 rbx 0x3 rdx 0 rcx 0xffff8000212a6558 rax 0xffffffff82b85ff0 cpu_info_full_primary+0x1ff0 r8 0xffff800021364c10 r9 0x8080808080808080 r10 0x8bd25e3ffb6d4f67 r11 0x84884f017e82dba7 r12 0xffff800000d50001 r13 0xffff800000d50028 r14 0 r15 0 rip 0xffffffff81c5403c db_enter+0x1c cs 0x8 rflags 0x246 rsp 0xffff800021364c60 ss 0x10 db_enter+0x1c: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor.0) tid=343451 pid=35374 tcnt=1 stat=onproc flags process=1008 proc=2000 runpri=32, usrpri=86, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0xffff8000212a6558 forw=0xffffffffffffffff, list=0xffff8000212a6008,0xffffffff82d1fe40 process=0xffff8000ffff3260 user=0xffff800021360000, vmspace=0xfffffd8068e8a930 estcpu=36, cpticks=16, pctcpu=0.0, user=0, sys=8, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 43859 325286 84981 0 2 0x2 syz-executor.5 67340 118961 84981 0 3 0x2 getblk syz-executor.4 43368 482513 84981 0 3 0x2 getblk syz-executor.3 13925 11233 84981 0 2 0x482 syz-executor.0 79126 300154 84981 0 2 0x482 syz-executor.7 71211 57125 84981 0 2 0x2 syz-executor.6 40545 113791 84981 0 3 0x2 getblk syz-executor.2 62821 39518 84981 0 2 0x482 syz-executor.1 84981 178257 15069 0 3 0x2000082 thrsleep syz-execprog 84981 166252 15069 0 3 0x6000082 thrsleep syz-execprog 84981 79975 15069 0 3 0x6000082 wait syz-execprog 84981 1974 15069 0 3 0x6000082 wait syz-execprog 84981 70880 15069 0 3 0x6000082 thrsleep syz-execprog 84981 509304 15069 0 3 0x6000082 wait syz-execprog 84981 390093 15069 0 3 0x6000082 wait syz-execprog 84981 388021 15069 0 3 0x6000082 wait syz-execprog 84981 430491 15069 0 3 0x6000082 wait syz-execprog 84981 201284 15069 0 3 0x6000082 wait syz-execprog 84981 28452 15069 0 3 0x6000082 thrsleep syz-execprog 84981 348122 15069 0 3 0x6000082 wait syz-execprog 84981 289696 15069 0 3 0x6000082 thrsleep syz-execprog 84981 369344 15069 0 3 0x6000082 thrsleep syz-execprog 84981 397472 15069 0 2 0x6000082 syz-execprog 84981 37027 15069 0 3 0x6000082 thrsleep syz-execprog 15069 128649 64089 0 3 0x10008a sigsusp ksh 64089 454869 27528 0 3 0x9a kqread sshd 8714 511374 1 0 2 0x100083 getty 27528 52507 1 0 3 0x88 kqread sshd 40166 472656 1883 74 3 0x1100092 bpf pflogd 1883 226637 1 0 3 0x80 netio pflogd 60303 514823 91965 73 2 0x1100090 syslogd 91965 331270 1 0 3 0x100082 netio syslogd 86510 512430 1 0 3 0x100080 kqread resolvd 52478 122214 14796 77 3 0x100092 kqread dhcpleased 36975 181157 14796 77 3 0x100092 kqread dhcpleased 14796 45682 1 0 3 0x80 kqread dhcpleased 25592 435157 0 0 3 0x14200 bored smr 37714 179473 0 0 3 0x14200 pgzero zerothread 67371 143440 0 0 3 0x14200 aiodoned aiodoned 28458 130872 0 0 3 0x14200 syncer update 4075 171872 0 0 3 0x14200 cleaner cleaner 82846 20436 0 0 7 0x14200 reaper 68487 153852 0 0 3 0x14200 pgdaemon pagedaemon 71323 507918 0 0 3 0x14200 bored viomb 86299 423787 0 0 3 0x40014200 acpi0 acpi0 77325 2268 0 0 3 0x40014200 idle1 86641 210338 0 0 3 0x14200 bored softnet3 37397 321688 0 0 3 0x14200 bored softnet2 36001 256206 0 0 3 0x14200 bored softnet1 63487 127691 0 0 3 0x14200 bored softnet0 7485 334814 0 0 3 0x14200 bored systqmp 92206 498033 0 0 3 0x14200 bored systq 72542 254102 0 0 3 0x14200 tmoslp softclockmp 43747 132985 0 0 3 0x40014200 tmoslp softclock 13963 20430 0 0 3 0x40014200 idle0 1 418110 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 43859 (syz-executor.5) thread 0xffff8000211f22c0 (325286) exclusive rrwlock inode r = 0 (0xfffffd806d3256f8) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 ufs_ihashins+0x46 sys/ufs/ufs/ufs_ihash.c:140 #5 ffs_vget+0x141 sys/ufs/ffs/ffs_vfsops.c:1343 #6 ffs_inode_alloc+0x1c2 sys/ufs/ffs/ffs_alloc.c:394 #7 ufs_mkdir+0xf8 sys/ufs/ufs/ufs_vnops.c:1149 #8 VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:388 #9 domkdirat+0x125 sys/kern/vfs_syscalls.c:3073 #10 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #10 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806b8a5f88) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0xd5 sys/kern/vfs_lookup.c:418 #6 namei+0x55a sys/kern/vfs_lookup.c:250 #7 domkdirat+0x79 sys/kern/vfs_syscalls.c:3058 #8 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #8 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #9 Xsyscall+0x128 Process 67340 (syz-executor.4) thread 0xffff8000211f2ab8 (118961) exclusive rrwlock inode r = 0 (0xfffffd806d325808) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 ufs_ihashins+0x46 sys/ufs/ufs/ufs_ihash.c:140 #5 ffs_vget+0x141 sys/ufs/ffs/ffs_vfsops.c:1343 #6 ffs_inode_alloc+0x1c2 sys/ufs/ffs/ffs_alloc.c:394 #7 ufs_mkdir+0xf8 sys/ufs/ufs/ufs_vnops.c:1149 #8 VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:388 #9 domkdirat+0x125 sys/kern/vfs_syscalls.c:3073 #10 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #10 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806d325f78) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0xd5 sys/kern/vfs_lookup.c:418 #6 namei+0x55a sys/kern/vfs_lookup.c:250 #7 domkdirat+0x79 sys/kern/vfs_syscalls.c:3058 #8 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #8 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #9 Xsyscall+0x128 Process 43368 (syz-executor.3) thread 0xffff8000211f32b0 (482513) exclusive rrwlock inode r = 0 (0xfffffd806d3252b8) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 ufs_ihashins+0x46 sys/ufs/ufs/ufs_ihash.c:140 #5 ffs_vget+0x141 sys/ufs/ffs/ffs_vfsops.c:1343 #6 ffs_inode_alloc+0x1c2 sys/ufs/ffs/ffs_alloc.c:394 #7 ufs_mkdir+0xf8 sys/ufs/ufs/ufs_vnops.c:1149 #8 VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:388 #9 domkdirat+0x125 sys/kern/vfs_syscalls.c:3073 #10 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #10 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806b8a5b48) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0xd5 sys/kern/vfs_lookup.c:418 #6 namei+0x55a sys/kern/vfs_lookup.c:250 #7 domkdirat+0x79 sys/kern/vfs_syscalls.c:3058 #8 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #8 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #9 Xsyscall+0x128 Process 71211 (syz-executor.6) thread 0xffff8000211ea7f8 (57125) exclusive rrwlock inode r = 0 (0xfffffd806d325a28) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 ufs_ihashins+0x46 sys/ufs/ufs/ufs_ihash.c:140 #5 ffs_vget+0x141 sys/ufs/ffs/ffs_vfsops.c:1343 #6 ffs_inode_alloc+0x1c2 sys/ufs/ffs/ffs_alloc.c:394 #7 ufs_mkdir+0xf8 sys/ufs/ufs/ufs_vnops.c:1149 #8 VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:388 #9 domkdirat+0x125 sys/kern/vfs_syscalls.c:3073 #10 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #10 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806b8a5818) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0xd5 sys/kern/vfs_lookup.c:418 #6 namei+0x55a sys/kern/vfs_lookup.c:250 #7 domkdirat+0x79 sys/kern/vfs_syscalls.c:3058 #8 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #8 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #9 Xsyscall+0x128 Process 40545 (syz-executor.2) thread 0xffff8000211ea000 (113791) exclusive rrwlock inode r = 0 (0xfffffd806d3251a8) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 vn_closefile+0xca vn_close sys/kern/vfs_vnops.c:292 [inline] #5 vn_closefile+0xca sys/kern/vfs_vnops.c:609 #6 fdrop+0xcb sys/kern/kern_descrip.c:1274 #7 closef+0x120 sys/kern/kern_descrip.c:1258 #8 syscall+0x606 mi_syscall sys/sys/syscall_mi.h:110 [inline] #8 syscall+0x606 sys/arch/amd64/amd64/trap.c:623 #9 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10186 6475K 6475K 78643K 11267 0 pcb 13 8K 8K 78643K 13 0 rtable 234 6K 6K 78643K 386 0 pf 32 9K 10K 78643K 46 0 ifaddr 45 15K 15K 78643K 51 0 ifgroup 55 2K 2K 78643K 60 0 counters 60 35K 35K 78643K 62 0 ioctlops 0 0K 4K 78643K 1484 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 4 0 vnodes 1189 74K 74K 78643K 1205 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 1K 78643K 2 0 VM map 2 1K 1K 78643K 2 0 sem 2 0K 0K 78643K 2 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 10 33K 93K 78643K 433 0 proc 73 115K 176K 78643K 1965 0 subproc 0 0K 0K 78643K 13 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 in_multi 99 7K 7K 78643K 110 0 ether_multi 1 0K 0K 78643K 1 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 25 122K 122K 78643K 25 0 exec 0 0K 1K 78643K 434 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 235 75K 77K 78643K 6983 0 UVM aobj 3 2K 2K 78643K 3 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 NDP 12 0K 2K 78643K 31 0 temp 1 5908K 6036K 78643K 5588 0 kqueue 12 18K 18K 78643K 34 0 SYN cache 2 16K 16K 78643K 2 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 39 0 36 1 0 1 1 0 8 0 rtentry 112 122 0 12 4 0 4 4 0 8 0 unpcb 144 47 0 32 1 0 1 1 0 8 0 syncache 312 8 0 8 2 2 0 1 0 8 0 tcpqe 32 240 0 240 2 2 0 1 0 8 0 tcpcb 808 12 0 8 1 0 1 1 0 8 0 arp 120 20 0 2 1 0 1 1 0 8 0 inpcb 368 73 0 66 1 0 1 1 0 8 0 nd6 136 27 0 3 2 1 1 1 0 8 0 kcovpl 48 1 0 1 1 1 0 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 30 0 4 1 0 1 1 0 8 0 pfstkey 128 30 0 4 1 0 1 1 0 8 0 pfstate 376 30 0 4 3 0 3 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 256 501 0 48 32 3 29 29 0 8 0 art_table 32 502 0 48 5 1 4 4 0 8 0 art_node 16 121 0 21 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1798 0 349 91 0 91 91 0 8 0 ffsino 272 1798 0 349 97 0 97 97 0 8 0 nchpl 144 2636 0 941 64 0 64 64 0 8 0 uvmvnodes 80 1825 0 0 38 0 38 38 0 8 0 vnodes 216 1825 0 0 102 0 102 102 0 8 0 namei 1024 9760 0 9756 8 7 1 2 0 8 0 percpumem 16 44 0 1 1 0 1 1 0 8 0 kstatmem 264 26 0 2 2 0 2 2 0 8 0 scxspl 216 9234 0 9234 10 9 1 8 1 8 1 plimitpl 152 50 0 34 1 0 1 1 0 8 0 sigapl 424 789 0 745 8 2 6 7 0 8 0 futexpl 64 872 0 872 3 2 1 1 0 8 1 knotepl 120 130 0 0 4 0 4 4 0 8 0 kqueuepl 216 30 0 22 1 0 1 1 0 8 0 pipepl 320 190 0 162 5 2 3 3 0 8 0 fdescpl 496 771 0 748 6 2 4 5 0 8 0 filepl 152 2438 0 2304 7 1 6 6 0 8 0 lockfpl 104 6 0 4 1 0 1 1 0 8 0 lockfspl 48 4 0 2 1 0 1 1 0 8 0 sessionpl 144 33 0 16 1 0 1 1 0 8 0 pgrppl 48 33 0 16 1 0 1 1 0 8 0 ucredpl 104 98 0 86 1 0 1 1 0 8 0 zombiepl 144 781 0 778 3 2 1 1 0 8 0 processpl 1072 789 0 745 5 1 4 4 0 8 0 procpl 680 1134 0 1073 8 2 6 7 0 8 0 sockpl 488 159 0 134 5 1 4 4 0 8 0 mcl8k 8192 2 0 0 1 0 1 1 0 8 0 mcl4k 4096 3 0 0 1 0 1 1 0 8 0 mcl2k 2048 332 0 0 39 0 39 39 0 8 0 mtagpl 96 1 0 0 1 0 1 1 0 8 0 mbufpl 256 340 0 0 20 0 20 20 0 8 0 bufpl 288 5222 0 143 363 0 363 363 0 8 0 anonpl 24 348507 0 344162 61 27 34 57 0 186 0 amapchunkpl 152 24382 0 23835 45 20 25 29 0 158 0 amappl16 200 9909 0 9838 9 4 5 6 0 8 0 amappl15 192 28 0 28 2 2 0 1 0 8 0 amappl14 184 237 0 222 3 2 1 2 0 8 0 amappl13 176 18 0 18 2 2 0 1 0 8 0 amappl12 168 1526 0 1501 4 2 2 2 0 8 0 amappl11 160 68 0 53 1 0 1 1 0 8 0 amappl10 152 54 0 44 1 0 1 1 0 8 0 amappl9 144 299 0 298 2 1 1 1 0 8 0 amappl8 136 257 0 226 3 1 2 2 0 8 0 amappl7 128 257 0 237 3 1 2 2 0 8 0 amappl6 120 313 0 305 1 0 1 1 0 8 0 amappl5 112 183 0 171 1 0 1 1 0 8 0 amappl4 104 636 0 609 3 2 1 2 0 8 0 amappl3 96 5682 0 5613 7 4 3 3 0 8 0 amappl2 88 1410 0 1342 4 2 2 3 0 8 0 amappl1 80 15764 0 15219 33 20 13 23 0 8 0 amappl 88 6284 0 6133 9 4 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 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 2 0 0 1 0 1 1 0 8 0 uaddrrnd 24 771 0 747 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 771 0 747 1 0 1 1 0 8 0 vmmpekpl 168 15813 0 15786 2 0 2 2 0 8 0 vmmpepl 168 80479 0 78883 125 45 80 118 0 357 0 vmsppl 464 770 0 746 6 2 4 5 0 8 0 rwobjpl 56 35422 0 32568 53 12 41 47 0 8 0 pdppl 4096 1550 0 1492 140 72 68 84 0 8 10 pvpl 32 704102 0 694713 372 282 90 368 0 265 0 pmappl 248 770 0 746 3 1 2 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 811 0 88 21 0 21 21 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(ffff800000d50028,9,0) at witness_checkorder+0x13c witness_debugger sys/kern/subr_witness.c:2510 [inline] witness_checkorder(ffff800000d50028,9,0) at witness_checkorder+0x13c sys/kern/subr_witness.c:777 rw_enter_write(ffff800000d50018) at rw_enter_write+0x5c sys/kern/kern_rwlock.c:128 unveil_delete_names(ffff800000d50000) at unveil_delete_names+0x34 unvname_rbt_RBT_MIN sys/kern/kern_unveil.c:92 [inline] unveil_delete_names(ffff800000d50000) at unveil_delete_names+0x34 sys/kern/kern_unveil.c:102 unveil_destroy(ffff8000ffff3260) at unveil_destroy+0xad sys/kern/kern_unveil.c:183 exit1(ffff8000212a6558,0,0,1) at exit1+0x3d8 sys/kern/kern_exit.c:222 sys_exit(ffff8000212a6558,ffff800021364ee0,ffff800021364f30) at sys_exit+0x1a sys/kern/kern_exit.c:89 syscall(ffff800021364fb0) at syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff800021364fb0) at syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x780d0bd06240, count: -9 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 __mp_lock(ffffffff82cb0a00) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82cb0a00) at __mp_lock+0x122 sys/kern/kern_lock.c:147 uvm_unmap_detach(ffff8000211bfd10,1) at uvm_unmap_detach+0x113 sys/uvm/uvm_map.c:1382 uvm_map_teardown(fffffd8068e8a1f0) at uvm_map_teardown+0x2f5 sys/uvm/uvm_map.c:2585 uvmspace_free(fffffd8068e8a1f0) at uvmspace_free+0xa6 sys/uvm/uvm_map.c:3503 reaper(ffff8000211b2d50) at reaper+0x19a sys/kern/kern_exit.c:458 end trace frame: 0x0, count: -8