witness: lock order reversal: 1st 0xfffffd806bc25860 fdlock (&newfdp->fd_fd.fd_lock) 2nd 0xfffffd806de33a90 inode (&ip->i_lock) lock order [1] fdlock (&newfdp->fd_fd.fd_lock) -> [2] inode (&ip->i_lock) lock order data 0xffffffff83429102 -> 0xffffffff833a5512 is missing lock order [2] inode (&ip->i_lock) -> [3] sbufrcv (&so->so_rcv.sb_lock) #0 rw_do_enter_write+0xb7 sys/kern/kern_rwlock.c:233 #1 sblock+0xb7 sys/kern/uipc_socket2.c:536 #2 soreceive+0x28e sys/kern/uipc_socket.c:882 #3 fifo_read+0x11a sys/miscfs/fifofs/fifo_vnops.c:264 #4 VOP_READ+0x102 sys/kern/vfs_vops.c:227 #5 vn_rdwr+0x15b #6 vndsetcred+0xa1 sys/dev/vnd.c:684 #7 vndioctl+0xe6c sys/dev/vnd.c:485 #8 VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 #9 vn_ioctl+0xf8 sys/kern/vfs_vnops.c:531 #10 sys_ioctl+0x5c3 #11 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #11 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #12 Xsyscall+0x128 lock order [3] sbufrcv (&so->so_rcv.sb_lock) -> [1] fdlock (&newfdp->fd_fd.fd_lock) #0 rw_do_enter_write+0xb7 sys/kern/kern_rwlock.c:233 #1 unp_externalize+0x3e4 sys/kern/uipc_usrreq.c:1070 #2 soreceive+0xc73 sys/kern/uipc_socket.c:1021 #3 recvit+0x40a sys/kern/uipc_syscalls.c:1072 #4 sys_recvmsg+0x1bf sys/kern/uipc_syscalls.c:872 #5 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #5 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #6 Xsyscall+0x128 Stopped at db_enter+0x25: addq $0x8,%rsp ddb{0}> 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:438 witness_checkorder(fffffd806de33a90,9,0) at witness_checkorder+0x1047 rw_do_enter_write(fffffd806de33a78,1) at rw_do_enter_write+0xb7 sys/kern/kern_rwlock.c:233 rrw_enter(fffffd806de33a78,1) at rrw_enter+0xc6 sys/kern/kern_rwlock.c:616 VOP_LOCK(fffffd806de34a68,2001) at VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 vn_lock(fffffd806de34a68,2001) at vn_lock+0xa4 sys/kern/vfs_vnops.c:570 vn_closefile(fffffd800ca1e008,ffff80003c538558) at vn_closefile+0x111 vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd800ca1e008,ffff80003c538558) at vn_closefile+0x111 sys/kern/vfs_vnops.c:615 fdrop(fffffd800ca1e008,ffff80003c538558) at fdrop+0x126 sys/kern/kern_descrip.c:1265 knote_drop(fffffd806b1991e8,ffff80003c538558) at knote_drop+0x1a1 sys/kern/kern_event.c:2142 knote_remove(ffff80003c538558,fffffd806eb4f360,fffffd806eb4f3e8,9,0) at knote_remove+0x239 sys/kern/kern_event.c:2025 knote_fdclose(ffff80003c538558,9) at knote_fdclose+0xf9 sys/kern/kern_event.c:2049 fdrelease(ffff80003c538558,9) at fdrelease+0xf9 sys/kern/kern_descrip.c:749 syscall(ffff80002a402980) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a402980) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xcdea656a7c0, count: -14 ddb{0}> show registers rdi 0 rsi 0x80000 acpi_pdirpa+0x6be71 rbp 0xffff80002a402420 rbx 0xfffffd800470d5f8 rdx 0xffff800001444e40 rcx 0xffff80003c538558 rax 0x7ffff acpi_pdirpa+0x6be70 r8 0xffff80002a402300 r9 0x8080808080808080 r10 0xb81abeac90c4848c r11 0x8bf292e65c6ac3b0 r12 0 r13 0xfffffd8003f24f00 r14 0x3 r15 0xffffffff rip 0xffffffff810240e5 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80002a402410 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor) tid=436325 pid=45023 tcnt=3 stat=onproc flags process=0 proc=4000000 runpri=32, usrpri=82, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000ffffca50,0xffff80003c539758 process=0xffff8000ffffa048 user=0xffff80002a3fd000, vmspace=0xfffffd806ba4a1f0 estcpu=32, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 89808 418350 94757 0 2 0 syz-executor 89808 95635 94757 0 3 0x4000080 fsleep syz-executor 45023 86414 22916 0 2 0 syz-executor *45023 436325 22916 0 7 0x4000000 syz-executor 45023 34079 22916 0 3 0x4000080 fsleep syz-executor 41673 406641 10927 0 4 0x82000 syz-executor 41673 385021 10927 0 3 0x4082000 inode syz-executor 41673 83278 10927 0 3 0x4002000 suspend syz-executor 41673 512696 10927 0 3 0x4082000 inode syz-executor 41673 242312 10927 0 3 0x4082000 inode syz-executor 80812 20819 41507 0 2 0x2 syz-executor 53344 398147 41507 0 3 0x2 biowait syz-executor 87397 337757 41507 0 2 0x2 syz-executor 9938 164950 0 0 3 0x14280 nfsidl nfsio 22548 220728 0 0 3 0x14280 nfsidl nfsio 89799 129882 0 0 3 0x14280 nfsidl nfsio 27725 200538 0 0 3 0x14280 nfsidl nfsio 34730 80812 0 0 3 0x14280 nfsidl nfsio 19238 404390 0 0 3 0x14280 nfsidl nfsio 9953 340023 0 0 3 0x14280 nfsidl nfsio 62379 451915 0 0 3 0x14280 nfsidl nfsio 18203 471266 0 0 3 0x14280 nfsidl nfsio 38148 53022 0 0 3 0x14280 nfsidl nfsio 6432 77213 0 0 3 0x14280 nfsidl nfsio 87647 53423 0 0 3 0x14280 nfsidl nfsio 2305 81575 0 0 3 0x14280 nfsidl nfsio 82762 238746 0 0 3 0x14280 nfsidl nfsio 82417 496076 0 0 3 0x14280 nfsidl nfsio 57348 94277 0 0 3 0x14280 nfsidl nfsio 5340 436124 0 0 3 0x14280 nfsidl nfsio 85849 53219 0 0 3 0x14280 nfsidl nfsio 75696 192550 0 0 3 0x14280 nfsidl nfsio 47513 456138 0 0 3 0x14280 nfsidl nfsio 94781 339977 0 0 3 0x14200 bored sosplice 47928 390058 41507 0 2 0x2 syz-executor 22916 134965 41507 0 3 0x82 nanoslp syz-executor 10927 521983 41507 0 3 0x82 wait syz-executor 94757 354732 41507 0 3 0x82 nanoslp syz-executor 88850 293125 41507 0 3 0x82 nanoslp syz-executor 41507 52071 56916 0 3 0x82 kqread syz-executor 56916 425916 50399 0 3 0x10008a sigsusp ksh 50399 186668 73913 0 3 0x98 kqread sshd-session 73913 161709 10742 0 3 0x92 kqread sshd-session 37531 202855 1 0 3 0x100083 ttyin getty 10742 181251 1 0 3 0x88 kqread sshd 98371 150422 82458 74 3 0x1100092 bpf pflogd 82458 83526 1 0 3 0x80 sbwait pflogd 83765 456942 49154 73 3 0x1100090 kqread syslogd 49154 347823 1 0 3 0x100082 sbwait syslogd 65425 21860 1 0 3 0x100080 kqread resolvd 25015 27203 752 77 3 0x100092 kqread dhcpleased 59286 399809 752 77 3 0x100092 kqread dhcpleased 752 60840 1 0 3 0x80 kqread dhcpleased 24280 414000 0 0 3 0x14200 bored smr 89126 60612 0 0 2 0x14200 zerothread 77985 491945 0 0 3 0x14200 aiodoned aiodoned 36743 512008 0 0 3 0x14200 syncer update 3546 475471 0 0 3 0x14200 cleaner cleaner 80610 352732 0 0 3 0x14200 reaper reaper 90983 142588 0 0 3 0x14200 pgdaemon pagedaemon 55263 171324 0 0 3 0x14200 bored viomb 31187 125262 0 0 3 0x40014200 acpi0 acpi0 71194 456291 0 0 7 0x40014200 idle1 88648 490422 0 0 3 0x14200 bored softnet3 77817 36170 0 0 3 0x14200 bored softnet2 28266 482219 0 0 3 0x14200 bored softnet1 80696 265671 0 0 3 0x14200 bored softnet0 74547 377658 0 0 3 0x14200 bored systqmp 21137 179460 0 0 3 0x14200 bored systq 83567 462953 0 0 3 0x14200 tmoslp softclockmp 58529 97602 0 0 3 0x40014200 tmoslp softclock 6389 79067 0 0 3 0x40014200 idle0 1 460334 0 0 3 0x80082 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb{0}> show all locks Process 45023 (syz-executor) thread 0xffff80003c538558 (436325) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83906af8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 vn_closefile+0x41 sys/kern/vfs_vnops.c:608 #2 fdrop+0x126 sys/kern/kern_descrip.c:1265 #3 knote_drop+0x1a1 sys/kern/kern_event.c:2142 #4 knote_remove+0x239 sys/kern/kern_event.c:2025 #5 knote_fdclose+0xf9 sys/kern/kern_event.c:2049 #6 fdrelease+0xf9 sys/kern/kern_descrip.c:749 #7 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #7 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #8 Xsyscall+0x128 exclusive rwlock fdlock r = 0 (0xfffffd806bc25860) #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_close+0xc4 sys/kern/kern_descrip.c:767 #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 41673 (syz-executor) thread 0xffff8000ffff62b0 (385021) exclusive rrwlock inode r = 0 (0xfffffd806bd12bd0) #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 vget+0x2bd sys/kern/vfs_subr.c:694 #6 ufs_ihashget+0x185 sys/ufs/ufs/ufs_ihash.c:98 #7 ffs_vget+0x8c sys/ufs/ffs/ffs_vfsops.c:1201 #8 ufs_lookup+0x16bc sys/ufs/ufs/ufs_lookup.c:573 #9 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x8fa sys/kern/vfs_lookup.c:566 #11 namei+0x7aa sys/kern/vfs_lookup.c:250 #12 dorenameat+0x91 sys/kern/vfs_syscalls.c:2994 #13 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #13 syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 #14 Xsyscall+0x128 Process 41673 (syz-executor) thread 0xffff80003c538038 (512696) exclusive rrwlock inode r = 0 (0xfffffd806bd12ab8) #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 vget+0x2bd sys/kern/vfs_subr.c:694 #6 cache_lookup+0x36e sys/kern/vfs_cache.c:222 #7 ufs_lookup+0x21b sys/ufs/ufs/ufs_lookup.c:160 #8 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #9 vfs_lookup+0x8fa sys/kern/vfs_lookup.c:566 #10 namei+0x7aa sys/kern/vfs_lookup.c:250 #11 sys_chdir+0x88 change_dir sys/kern/vfs_syscalls.c:839 [inline] #11 sys_chdir+0x88 sys/kern/vfs_syscalls.c:785 #12 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #12 syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 #13 Xsyscall+0x128 Process 41673 (syz-executor) thread 0xffff80003c4facf8 (242312) exclusive rrwlock inode r = 0 (0xfffffd806ddd9990) #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:1139 #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 53344 (syz-executor) thread 0xffff80003c4fbc58 (398147) exclusive rrwlock inode r = 0 (0xfffffd806ddb5ef8) #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_mkdir+0x113 sys/ufs/ufs/ufs_vnops.c:1112 #8 VOP_MKDIR+0x102 sys/kern/vfs_vops.c:394 #9 domkdirat+0x179 sys/kern/vfs_syscalls.c:3117 #10 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #10 syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8076d4c0c8) #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 domkdirat+0x8b sys/kern/vfs_syscalls.c:3102 #8 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 Process 47928 (syz-executor) thread 0xffff80002a2f99a8 (390058) exclusive rwlock vmmaplk r = 0 (0xfffffd806ba4a680) #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 (0xfffffd806eb9e498) #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 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10216 11159K 11417K 166960K 13155 0 pcb 17 15K 16K 166960K 437 0 rtable 186 9K 9K 166960K 570 0 pf 40 18K 22K 166960K 163 0 ifaddr 37 6K 7K 166960K 106 0 ifgroup 60 2K 2K 166960K 180 0 sysctl 4 1K 1K 166960K 4 0 counters 68 36K 37K 166960K 172 0 ioctlops 0 0K 4K 166960K 1673 0 iov 0 0K 24K 166960K 72 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1516 95K 96K 166960K 2772 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 5K 9K 166960K 18 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 66 0 dirhash 12 2K 2K 166960K 51 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 17 61K 240K 166960K 1341 0 sigio 0 0K 0K 166960K 151 0 proc 72 91K 128K 166960K 751 0 subproc 72 4K 4K 166960K 99 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 272 0 in_multi 68 5K 7K 166960K 175 0 ether_multi 1 0K 0K 166960K 6 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 109 493K 493K 166960K 109 0 exec 0 0K 1K 166960K 736 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 202 72K 90K 166960K 14089 0 UVM aobj 56 2K 2K 166960K 62 0 pinsyscall 42 84K 104K 166960K 2504 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 66 0 NDP 13 0K 2K 166960K 75 0 temp 77 8648K 8716K 166960K 50217 0 kqueue 14 22K 30K 166960K 254 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 120 232 0 228 3 2 1 3 0 8 0 rtentry 112 170 0 94 4 0 4 4 0 8 0 unpcb 144 1247 0 1228 18 16 2 6 0 8 1 syncache 336 7 0 7 5 5 0 1 0 8 0 tcpcb 808 620 0 615 10 9 1 8 0 8 0 arp 120 28 0 13 1 0 1 1 0 8 0 inpcb 376 1996 0 1988 23 21 2 15 0 8 1 nd6 136 34 0 19 1 0 1 1 0 8 0 pkpcb 40 10 0 10 6 5 1 1 0 8 1 kcovpl 48 11 0 3 1 0 1 1 0 8 0 ppxss 1168 36 0 35 4 3 1 1 0 8 0 pppxif 1472 7 0 6 3 2 1 1 0 8 0 pfstscr 40 3 0 2 1 0 1 1 0 8 0 pffrag 232 7 0 3 1 0 1 1 0 482 0 pffrnode 88 7 0 3 1 0 1 1 0 8 0 pffrent 40 12 0 8 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 1 1 1 0 1 0 8 0 pftag 88 1 0 1 1 1 0 1 0 8 0 pfstitem 24 95 0 33 1 0 1 1 0 8 0 pfstkey 128 103 0 41 3 0 3 3 0 8 0 pfstate 376 98 0 37 7 0 7 7 0 8 0 pfrule 1344 31 0 25 2 1 1 2 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 709 0 376 30 7 23 29 0 8 0 art_table 32 711 0 376 4 0 4 4 0 8 0 art_node 16 166 0 100 1 0 1 1 0 8 0 sysvmsgpl 40 7 0 7 2 2 0 1 0 8 0 semupl 112 2 0 2 1 1 0 1 0 8 0 semapl 112 63 0 53 1 0 1 1 0 8 0 shmpl 112 59 0 6 2 0 2 2 0 8 0 dirhash 1024 44 0 27 3 0 3 3 0 8 0 dino2pl 256 3941 0 2430 95 0 95 95 0 8 0 ffsino 280 3941 0 2430 109 0 109 109 0 8 0 nchpl 144 5782 0 4090 64 0 64 64 0 8 0 rtmask 32 6 0 6 2 2 0 1 0 8 0 uvmvnodes 80 4847 0 0 99 0 99 99 0 8 0 vnodes 216 4847 0 0 270 0 270 270 0 8 0 namei 1024 20677 0 20673 6 4 2 2 0 8 1 percpumem 16 100 0 52 1 0 1 1 0 8 0 kstatmem 264 100 0 74 2 0 2 2 0 8 0 scsiplug 72 3 0 3 3 3 0 1 0 8 0 scxspl 216 16944 0 16943 13 12 1 8 1 8 0 plimitpl 152 349 0 332 1 0 1 1 0 8 0 sigapl 424 1646 0 1576 10 1 9 9 0 8 0 futexpl 64 18276 0 18274 1 0 1 1 0 8 0 knotepl 120 696 0 0 21 0 21 21 0 8 0 kqueuepl 216 561 0 551 4 3 1 3 0 8 0 pipepl 328 396 0 369 8 5 3 6 0 8 0 fdescpl 504 1606 0 1575 5 0 5 5 0 8 0 filepl 152 12275 0 12049 33 21 12 18 0 8 0 lockfpl 104 368 0 366 1 0 1 1 0 8 0 lockfspl 48 155 0 153 1 0 1 1 0 8 0 sessionpl 144 29 0 20 1 0 1 1 0 8 0 pgrppl 48 60 0 43 1 0 1 1 0 8 0 ucredpl 104 1937 0 1924 1 0 1 1 0 8 0 zombiepl 144 1836 0 1835 2 1 1 1 0 8 0 processpl 1176 1646 0 1576 8 2 6 6 0 8 0 procpl 656 3674 0 3597 8 0 8 8 0 8 0 srpgc 96 10 0 10 2 2 0 1 0 8 0 sosppl 168 7 0 7 3 3 0 1 0 8 0 sockpl 688 3502 0 3471 49 44 5 18 0 8 1 mcl64k 65536 3 0 0 1 0 1 1 0 8 0 mcl16k 16384 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 6 0 0 1 0 1 1 0 8 0 mcl4k 4096 117 0 0 15 1 14 15 0 8 0 mcl2k2 2112 1 0 0 1 0 1 1 0 8 0 mcl2k 2048 82 0 0 11 1 10 11 0 8 0 mtagpl 96 131 0 0 3 0 3 3 0 8 0 mbufpl 256 275 0 0 16 0 16 16 0 8 0 bufpl 280 4684 0 137 325 0 325 325 0 8 0 anonpl 24 203859 0 200654 55 29 26 45 0 184 0 amapchunkpl 152 46433 0 46016 54 23 31 41 0 158 9 amappl16 200 3502 0 3470 17 13 4 15 0 8 0 amappl15 192 3 0 3 1 1 0 1 0 8 0 amappl14 184 128 0 116 1 0 1 1 0 8 0 amappl13 176 10 0 10 1 1 0 1 0 8 0 amappl12 168 2319 0 2291 3 0 3 3 0 8 0 amappl11 160 52 0 38 1 0 1 1 0 8 0 amappl10 152 5 0 5 1 1 0 1 0 8 0 amappl9 144 251 0 251 1 1 0 1 0 8 0 amappl8 136 23 0 21 1 0 1 1 0 8 0 amappl7 128 133 0 120 1 0 1 1 0 8 0 amappl6 120 211 0 207 1 0 1 1 0 8 0 amappl5 112 161 0 151 1 0 1 1 0 8 0 amappl4 104 358 0 337 1 0 1 1 0 8 0 amappl3 96 9259 0 9161 4 0 4 4 0 8 0 amappl2 88 728 0 665 2 0 2 2 0 8 0 amappl1 80 12477 0 11912 15 1 14 14 0 8 0 amappl 88 13596 0 13450 5 0 5 5 0 92 0 dma4096 4096 1 0 1 1 1 0 1 0 8 0 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 128 254 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 61 0 6 1 0 1 1 0 8 0 uaddrrnd 24 1604 0 1575 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1604 0 1575 1 0 1 1 0 8 0 vmmpekpl 168 14551 0 14507 3 0 3 3 0 8 0 vmmpepl 168 102086 0 100335 103 17 86 95 0 357 0 vmsppl 456 1603 0 1575 6 1 5 5 0 8 0 rwobjpl 64 32602 0 26783 96 1 95 95 0 8 0 pdppl 4096 3215 0 3150 121 50 71 85 0 8 6 pvpl 32 14041 0 0 115 1 114 114 0 265 0 pmappl 248 1603 0 1575 3 0 3 3 0 8 0 extentpl 40 55 0 38 1 0 1 1 0 8 0 phpool 112 330 0 83 8 0 8 8 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:438 witness_checkorder(fffffd806de33a90,9,0) at witness_checkorder+0x1047 rw_do_enter_write(fffffd806de33a78,1) at rw_do_enter_write+0xb7 sys/kern/kern_rwlock.c:233 rrw_enter(fffffd806de33a78,1) at rrw_enter+0xc6 sys/kern/kern_rwlock.c:616 VOP_LOCK(fffffd806de34a68,2001) at VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 vn_lock(fffffd806de34a68,2001) at vn_lock+0xa4 sys/kern/vfs_vnops.c:570 vn_closefile(fffffd800ca1e008,ffff80003c538558) at vn_closefile+0x111 vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd800ca1e008,ffff80003c538558) at vn_closefile+0x111 sys/kern/vfs_vnops.c:615 fdrop(fffffd800ca1e008,ffff80003c538558) at fdrop+0x126 sys/kern/kern_descrip.c:1265 knote_drop(fffffd806b1991e8,ffff80003c538558) at knote_drop+0x1a1 sys/kern/kern_event.c:2142 knote_remove(ffff80003c538558,fffffd806eb4f360,fffffd806eb4f3e8,9,0) at knote_remove+0x239 sys/kern/kern_event.c:2025 knote_fdclose(ffff80003c538558,9) at knote_fdclose+0xf9 sys/kern/kern_event.c:2049 fdrelease(ffff80003c538558,9) at fdrelease+0xf9 sys/kern/kern_descrip.c:749 syscall(ffff80002a402980) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a402980) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xcdea656a7c0, count: -14 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp ddb{1}> trace x86_ipi_db(ffff800029a9bff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394 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(ffff800029a9bff0) at sched_idle+0x558 sys/kern/kern_sched.c:182 end trace frame: 0x0, count: -5