login: witness: lock order reversal: 1st 0xffff8000014ece78 sbufsnd (&so->so_snd.sb_lock) 2nd 0xfffffd8078dffa28 inode (&ip->i_lock) lock order [1] sbufsnd (&so->so_snd.sb_lock) -> [2] inode (&ip->i_lock) lock order data 0xffffffff833d32bf -> 0xffffffff8334590b is missing lock order [2] inode (&ip->i_lock) -> [3] sbufrcv (&so->so_rcv.sb_lock) #0 rw_do_enter_write+0xba sys/kern/kern_rwlock.c:234 #1 sblock+0xb6 sys/kern/uipc_socket2.c:536 #2 soreceive+0x27d sys/kern/uipc_socket.c:870 #3 fifo_read+0x117 sys/miscfs/fifofs/fifo_vnops.c:264 #4 VOP_READ+0x101 sys/kern/vfs_vops.c:227 #5 vn_rdwr+0x15b sys/kern/vfs_vnops.c:-1 #6 vndsetcred+0xa1 sys/dev/vnd.c:685 #7 vndioctl+0xdfb sys/dev/vnd.c:486 #8 VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 #9 vn_ioctl+0xf8 sys/kern/vfs_vnops.c:531 #10 sys_ioctl+0x674 sys/kern/sys_generic.c:-1 #11 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #11 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:746 #12 Xsyscall+0x128 lock order [3] sbufrcv (&so->so_rcv.sb_lock) -> [1] sbufsnd (&so->so_snd.sb_lock) #0 rw_do_enter_write+0xba sys/kern/kern_rwlock.c:234 #1 sblock+0xb6 sys/kern/uipc_socket2.c:536 #2 sosplice+0x3e1 sys/kern/uipc_socket.c:1347 #3 sys_setsockopt+0x2ba sys/kern/uipc_syscalls.c:1227 #4 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #4 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:746 #5 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(fffffd8078dffa28,9,0) at witness_checkorder+0x10b9 sys/kern/subr_witness.c:-1 rw_do_enter_write(fffffd8078dffa10,1) at rw_do_enter_write+0xba sys/kern/kern_rwlock.c:234 rrw_enter(fffffd8078dffa10,1) at rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 VOP_LOCK(fffffd805e9481f8,2001) at VOP_LOCK+0xa3 sys/kern/vfs_vops.c:527 vn_lock(fffffd805e9481f8,2001) at vn_lock+0xa4 sys/kern/vfs_vnops.c:570 vfs_lookup(ffff80003c4af2f0) at vfs_lookup+0x11c sys/kern/vfs_lookup.c:-1 namei(ffff80003c4af2f0) at namei+0x7ca sys/kern/vfs_lookup.c:250 unp_connect(ffff8000014ecc90,fffffd80655c2300,ffff80002a2efcb8) at unp_connect+0x29d sys/kern/uipc_usrreq.c:872 uipc_dgram_send(ffff8000014ecc90,fffffd806ecf5a00,fffffd80655c2300,0) at uipc_dgram_send+0x163 sys/kern/uipc_usrreq.c:609 sosend(ffff8000014ecc90,fffffd80655c2300,ffff80003c4af578,0,0,e) at sosend+0x804 sys/kern/uipc_socket.c:-1 sendit(ffff80002a2efcb8,5,ffff80003c4af6f8,e,ffff80003c4af7b0) at sendit+0x5a5 sys/kern/uipc_syscalls.c:785 sys_sendmsg(ffff80002a2efcb8,ffff80003c4af860,ffff80003c4af7b0) at sys_sendmsg+0x246 sys/kern/uipc_syscalls.c:603 syscall(ffff80003c4af860) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c4af860) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:746 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xe922f9433a0, count: -15 ddb{0}> show registers rdi 0 rsi 0x80000 acpi_pdirpa+0x6be71 rbp 0xffff80003c4aef70 rbx 0 rdx 0xffff800001485600 rcx 0xffff80002a2efcb8 rax 0x7ffff acpi_pdirpa+0x6be70 r8 0xffff80003c4aee50 r9 0x8080808080808080 r10 0xa6ce6636a12a167b r11 0xf5c5920e5575146c r12 0xfffffd8003eff680 r13 0xfffffd80046e75f8 r14 0x3 r15 0xffffffff833e2b64 substchar+0xf1da rip 0xffffffff831577a5 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80003c4aef60 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor) tid=107603 pid=42384 tcnt=2 stat=onproc flags process=0 proc=4000000 runpri=32, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80002a2ee7f8,0xffff80002a2ee570 process=0xffff80003c44c9c8 user=0xffff80003c4aa000, vmspace=0xfffffd8070ea15d0 estcpu=36, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 60228 282873 83775 0 2 0 syz-executor 74471 288573 68329 0 2 0 syz-executor 74471 377843 68329 0 3 0x4000080 kqread syz-executor 42384 171533 73971 0 2 0 syz-executor *42384 107603 73971 0 7 0x4000000 syz-executor 84000 396574 21780 0 7 0 syz-executor 84000 116356 21780 0 3 0x4000000 biowait syz-executor 81834 35266 46216 0 2 0 syz-executor 81834 146262 46216 0 3 0x4000080 sbwait syz-executor 84057 352342 54706 0 3 0x80 nanoslp syz-executor 84057 122844 54706 0 3 0x4000080 kqsel syz-executor 84057 335330 54706 0 3 0x4000080 fsleep syz-executor 89672 390656 50632 0 2 0 syz-executor 89672 496880 50632 0 3 0x4000080 kqread syz-executor 11740 397915 0 0 3 0x14280 nfsidl nfsio 72914 227963 0 0 3 0x14280 nfsidl nfsio 75013 85093 0 0 3 0x14280 nfsidl nfsio 98227 451552 0 0 3 0x14280 nfsidl nfsio 8219 281830 0 0 3 0x14280 nfsidl nfsio 14706 199175 0 0 3 0x14280 nfsidl nfsio 80293 421313 0 0 3 0x14280 nfsidl nfsio 86399 437686 0 0 3 0x14280 nfsidl nfsio 7738 462017 0 0 3 0x14280 nfsidl nfsio 90385 187020 0 0 3 0x14280 nfsidl nfsio 25341 97477 0 0 3 0x14280 nfsidl nfsio 74521 521318 0 0 3 0x14280 nfsidl nfsio 10667 334710 0 0 3 0x14280 nfsidl nfsio 52814 515930 0 0 3 0x14280 nfsidl nfsio 32492 80195 0 0 3 0x14280 nfsidl nfsio 6544 333446 0 0 3 0x14280 nfsidl nfsio 46835 211270 0 0 3 0x14280 nfsidl nfsio 82859 340802 0 0 3 0x14280 nfsidl nfsio 9869 340793 0 0 3 0x14280 nfsidl nfsio 21516 268350 0 0 3 0x14280 nfsidl nfsio 50632 395856 90370 0 2 0x2 syz-executor 5232 193735 1 0 3 0x100083 ttyopn getty 23837 130265 0 0 3 0x14200 bored sosplice 54706 29503 90370 0 2 0x2 syz-executor 94008 399376 90370 0 3 0x2 biowait syz-executor 83775 62503 90370 0 2 0x2 syz-executor 21780 84255 90370 0 3 0x82 nanoslp syz-executor 73971 298945 90370 0 3 0x82 nanoslp syz-executor 68329 138724 90370 0 3 0x82 nanoslp syz-executor 46216 346337 90370 0 3 0x82 nanoslp syz-executor 90370 521245 16762 0 3 0x82 kqread syz-executor 16762 10567 85664 0 3 0x10008a sigsusp ksh 85664 449026 84238 0 3 0x98 kqread sshd-session 84238 348341 1064 0 3 0x92 kqread sshd-session 1064 120898 1 0 3 0x88 kqread sshd 26546 242097 99564 74 3 0x1100092 bpf pflogd 99564 88199 1 0 3 0x80 sbwait pflogd 26125 110643 50446 73 3 0x1100090 kqread syslogd 50446 361631 1 0 3 0x100082 sbwait syslogd 54390 44176 1 0 3 0x100080 kqread resolvd 38033 51769 51463 77 3 0x100092 kqread dhcpleased 44202 11127 51463 77 3 0x100092 kqread dhcpleased 51463 93932 1 0 3 0x80 kqread dhcpleased 26637 18441 0 0 3 0x14200 bored smr 87323 196516 0 0 2 0x14200 zerothread 18751 16693 0 0 3 0x14200 aiodoned aiodoned 61415 188484 0 0 3 0x14200 syncer update 45667 2447 0 0 3 0x14200 cleaner cleaner 92067 443816 0 0 3 0x14200 reaper reaper 65744 152046 0 0 3 0x14200 pgdaemon pagedaemon 9403 463231 0 0 3 0x14200 bored viomb 81578 160520 0 0 3 0x40014200 acpi0 acpi0 55913 444011 0 0 3 0x40014200 idle1 98023 486807 0 0 3 0x14200 bored softnet1 82623 424868 0 0 3 0x14200 bored softnet0 99356 454922 0 0 3 0x14200 bored systqmp 22705 204502 0 0 3 0x14200 bored systq 36416 290545 0 0 3 0x14200 tmoslp softclockmp 60304 285425 0 0 3 0x40014200 tmoslp softclock 19026 271495 0 0 3 0x40014200 idle0 1 76296 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 42384 (syz-executor) thread 0xffff80002a2efcb8 (107603) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83915fc0) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 unp_connect+0x28c sys/kern/uipc_usrreq.c:872 #2 uipc_dgram_send+0x163 sys/kern/uipc_usrreq.c:609 #3 sosend+0x804 sys/kern/uipc_socket.c:-1 #4 sendit+0x5a5 sys/kern/uipc_syscalls.c:785 #5 sys_sendmsg+0x246 sys/kern/uipc_syscalls.c:603 #6 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:746 #7 Xsyscall+0x128 exclusive rwlock sbufsnd r = 0 (0xffff8000014ece78) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 sblock+0xb6 sys/kern/uipc_socket2.c:536 #3 sosend+0x2e9 sys/kern/uipc_socket.c:631 #4 sendit+0x5a5 sys/kern/uipc_syscalls.c:785 #5 sys_sendmsg+0x246 sys/kern/uipc_syscalls.c:603 #6 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:746 #7 Xsyscall+0x128 Process 84000 (syz-executor) thread 0xffff80002a2eea90 (116356) exclusive rrwlock inode r = 0 (0xfffffd8078dff6b0) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xa3 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vn_write+0x18f sys/kern/vfs_vnops.c:405 #6 dofilewritev+0x242 sys/kern/sys_generic.c:380 #7 sys_write+0xa2 sys/kern/sys_generic.c:300 #8 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:746 #9 Xsyscall+0x128 Process 81834 (syz-executor) thread 0xffff80002a2ee2c8 (146262) exclusive rwlock sbufrcv r = 0 (0xffff8000014ec1c0) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 sblock+0xb6 sys/kern/uipc_socket2.c:536 #3 soreceive+0x27d sys/kern/uipc_socket.c:870 #4 recvit+0x40b sys/kern/uipc_syscalls.c:1078 #5 sys_recvmmsg+0x410 sys/kern/uipc_syscalls.c:969 #6 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:746 #7 Xsyscall+0x128 Process 94008 (syz-executor) thread 0xffff80002a270fa8 (399376) exclusive rrwlock inode r = 0 (0xfffffd8078dffda0) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xa3 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vget+0x2a2 sys/kern/vfs_subr.c:693 #6 ufs_ihashget+0x185 sys/ufs/ufs/ufs_ihash.c:98 #7 ffs_vget+0x8c sys/ufs/ffs/ffs_vfsops.c:1203 #8 ufs_lookup+0x1a36 sys/ufs/ufs/ufs_lookup.c:478 #9 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x93a sys/kern/vfs_lookup.c:566 #11 namei+0x7ca sys/kern/vfs_lookup.c:250 #12 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1868 #13 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #13 syscall+0xb17 sys/arch/amd64/amd64/trap.c:746 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8078dff338) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xa3 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vget+0x2a2 sys/kern/vfs_subr.c:693 #6 cache_lookup+0x351 sys/kern/vfs_cache.c:222 #7 ufs_lookup+0x1e3 sys/ufs/ufs/ufs_lookup.c:160 #8 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #9 vfs_lookup+0x93a sys/kern/vfs_lookup.c:566 #10 namei+0x7ca sys/kern/vfs_lookup.c:250 #11 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1868 #12 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #12 syscall+0xb17 sys/arch/amd64/amd64/trap.c:746 #13 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10214 11159K 11374K 166960K 11818 0 pcb 18 12K 12K 166960K 85 0 rtable 230 8K 8K 166960K 337 0 pf 35 17K 67485K 166960K 94 0 ifaddr 44 8K 8K 166960K 76 0 ifgroup 55 2K 2K 166960K 111 0 sysctl 3 1K 9K 166960K 8 0 counters 68 36K 38K 166960K 130 0 ioctlops 0 0K 4K 166960K 1553 0 iov 1 4K 28K 166960K 31 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1349 85K 85K 166960K 1677 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 4 0 VM map 2 1K 1K 166960K 2 0 sem 9 0K 0K 166960K 15 0 dirhash 12 2K 2K 166960K 21 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 17 61K 89K 166960K 497 0 sigio 0 0K 0K 166960K 12 0 proc 72 115K 164K 166960K 626 0 subproc 72 4K 4K 166960K 81 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 35 0 in_multi 103 7K 7K 166960K 129 0 ether_multi 1 0K 0K 166960K 6 0 mrt 0 0K 0K 166960K 1 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 97 440K 440K 166960K 97 0 exec 0 0K 1K 166960K 460 0 fusefs mount 1 32K 32K 166960K 1 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 230 175K 190K 166960K 6192 0 UVM aobj 13 2K 2K 166960K 13 0 pinsyscall 42 84K 104K 166960K 1655 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 13 0 NDP 12 0K 2K 166960K 50 0 temp 46 8648K 8713K 166960K 27738 0 kqueue 14 22K 28K 166960K 103 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 26 0 0 1 0 1 1 0 8 0 rtpcb 120 64 0 61 1 0 1 1 0 8 0 rtentry 176 115 0 15 5 0 5 5 0 8 0 unpcb 144 629 0 607 10 2 8 10 0 8 7 syncache 336 5 0 5 1 0 1 1 0 8 1 tcpcb 736 99 0 94 1 0 1 1 0 8 0 arp 136 13 0 1 1 0 1 1 0 8 0 inpcb 328 319 0 309 2 0 2 2 0 8 0 nd6 152 23 0 3 1 0 1 1 0 8 0 pkpcb 40 1 0 1 1 0 1 1 0 8 1 kcovpl 48 9 0 1 1 0 1 1 0 8 0 ppxss 1192 25 0 25 1 0 1 1 0 8 1 pppxif 1504 3 0 3 1 0 1 1 0 8 1 pffrag 232 4 0 0 1 0 1 1 0 482 0 pffrnode 88 4 0 0 1 0 1 1 0 8 0 pffrent 40 4 0 0 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 pfstitem 24 38 0 0 1 0 1 1 0 8 0 pfstkey 128 40 0 2 2 0 2 2 0 8 0 pfstate 384 39 0 1 4 0 4 4 0 8 0 pfrule 1344 21 0 15 2 0 2 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 503 0 55 29 0 29 29 0 8 0 art_table 40 504 0 55 5 0 5 5 0 8 0 art_node 32 114 0 24 1 0 1 1 0 8 0 sysvmsgpl 40 5 0 3 1 0 1 1 0 8 0 semupl 112 1 0 1 1 0 1 1 0 8 1 semapl 112 11 0 4 1 0 1 1 0 8 0 shmpl 112 10 0 0 1 0 1 1 0 8 0 dirhash 1024 23 0 6 3 0 3 3 0 8 0 dino2pl 256 2259 0 745 96 0 96 96 0 8 0 ffsino 296 2259 0 745 118 0 118 118 0 8 0 nchpl 144 2902 0 1209 64 0 64 64 0 8 0 rtmask 32 3 0 3 2 1 1 1 0 8 1 uvmvnodes 80 2522 0 0 52 0 52 52 0 8 0 vnodes 216 2522 0 0 141 0 141 141 0 8 0 namei 1024 9417 0 9416 2 1 1 2 0 8 0 percpumem 16 80 0 31 1 0 1 1 0 8 0 kstatmem 264 66 0 40 3 0 3 3 0 8 0 scxspl 216 10730 0 10728 4 2 2 2 1 8 1 plimitpl 152 68 0 50 1 0 1 1 0 8 0 sigapl 424 827 0 759 9 1 8 8 0 8 0 knotepl 120 308 0 0 10 0 10 10 0 8 0 kqueuepl 224 317 0 304 8 3 5 5 0 8 3 pipepl 344 252 0 225 9 0 9 9 0 8 5 fdescpl 528 790 0 759 3 0 3 3 0 8 0 filepl 160 4122 0 3898 22 2 20 20 0 8 8 lockfpl 104 247 0 245 2 0 2 2 0 8 1 lockfspl 48 84 0 82 1 0 1 1 0 8 0 sessionpl 144 26 0 17 1 0 1 1 0 8 0 pgrppl 48 76 0 59 1 0 1 1 0 8 0 ucredpl 104 386 0 373 1 0 1 1 0 8 0 zombiepl 144 759 0 759 1 0 1 1 0 8 1 processpl 1232 827 0 759 6 0 6 6 0 8 0 procpl 664 1382 0 1307 8 0 8 8 0 8 1 sosppl 168 2 0 2 2 1 1 1 0 8 1 sockpl 752 1023 0 988 28 18 10 28 0 8 6 mcl64k 65536 4 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 113 0 0 15 0 15 15 0 8 0 mcl2k 2048 49 0 0 7 0 7 7 0 8 0 mtagpl 96 4 0 0 1 0 1 1 0 8 0 mbufpl 256 235 0 0 15 0 15 15 0 8 0 bufpl 280 4285 0 125 298 0 298 298 0 8 0 anonpl 32 8160 0 0 66 0 66 66 0 246 0 amapchunkpl 152 19958 0 19499 32 4 28 28 0 158 9 amappl16 200 2865 0 2830 20 10 10 17 0 8 8 amappl15 192 5 0 5 1 1 0 1 0 8 0 amappl14 184 124 0 112 1 0 1 1 0 8 0 amappl13 176 7 0 7 1 1 0 1 0 8 0 amappl12 168 1469 0 1439 4 2 2 3 0 8 0 amappl11 160 52 0 38 1 0 1 1 0 8 0 amappl10 152 6 0 6 1 1 0 1 0 8 0 amappl9 144 267 0 267 1 1 0 1 0 8 0 amappl8 136 20 0 18 1 0 1 1 0 8 0 amappl7 128 127 0 115 1 0 1 1 0 8 0 amappl6 120 194 0 191 1 0 1 1 0 8 0 amappl5 112 127 0 118 1 0 1 1 0 8 0 amappl4 104 331 0 312 1 0 1 1 0 8 0 amappl3 96 3248 0 3156 4 1 3 3 0 8 0 amappl2 88 1067 0 988 2 0 2 2 0 8 0 amappl1 80 10428 0 9831 15 0 15 15 0 8 1 amappl 88 5396 0 5240 5 0 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 12 0 0 1 0 1 1 0 8 0 uaddrrnd 24 790 0 759 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 790 0 759 1 0 1 1 0 8 0 vmmpekpl 168 8275 0 8238 3 0 3 3 0 8 0 vmmpepl 168 56263 0 54290 102 0 102 102 0 357 10 vmsppl 488 789 0 759 5 0 5 5 0 8 1 rwobjpl 80 20078 0 16617 71 0 71 71 0 8 0 pdppl 4096 1588 0 1518 102 30 72 84 0 8 2 pvpl 32 16549 0 0 134 0 134 134 0 265 0 pmappl 256 789 0 759 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 280 0 33 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(fffffd8078dffa28,9,0) at witness_checkorder+0x10b9 sys/kern/subr_witness.c:-1 rw_do_enter_write(fffffd8078dffa10,1) at rw_do_enter_write+0xba sys/kern/kern_rwlock.c:234 rrw_enter(fffffd8078dffa10,1) at rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 VOP_LOCK(fffffd805e9481f8,2001) at VOP_LOCK+0xa3 sys/kern/vfs_vops.c:527 vn_lock(fffffd805e9481f8,2001) at vn_lock+0xa4 sys/kern/vfs_vnops.c:570 vfs_lookup(ffff80003c4af2f0) at vfs_lookup+0x11c sys/kern/vfs_lookup.c:-1 namei(ffff80003c4af2f0) at namei+0x7ca sys/kern/vfs_lookup.c:250 unp_connect(ffff8000014ecc90,fffffd80655c2300,ffff80002a2efcb8) at unp_connect+0x29d sys/kern/uipc_usrreq.c:872 uipc_dgram_send(ffff8000014ecc90,fffffd806ecf5a00,fffffd80655c2300,0) at uipc_dgram_send+0x163 sys/kern/uipc_usrreq.c:609 sosend(ffff8000014ecc90,fffffd80655c2300,ffff80003c4af578,0,0,e) at sosend+0x804 sys/kern/uipc_socket.c:-1 sendit(ffff80002a2efcb8,5,ffff80003c4af6f8,e,ffff80003c4af7b0) at sendit+0x5a5 sys/kern/uipc_syscalls.c:785 sys_sendmsg(ffff80002a2efcb8,ffff80003c4af860,ffff80003c4af7b0) at sys_sendmsg+0x246 sys/kern/uipc_syscalls.c:603 syscall(ffff80003c4af860) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c4af860) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:746 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xe922f9433a0, count: -15 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp ddb{1}> trace x86_ipi_db(ffff8000299edff0) 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 __mp_lock(ffffffff83915db8) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:134 [inline] __mp_lock(ffffffff83915db8) at __mp_lock+0x192 sys/kern/kern_lock.c:165 syscall(ffff80002f3d6690) at syscall+0xaf4 mi_syscall sys/sys/syscall_mi.h:175 [inline] syscall(ffff80002f3d6690) at syscall+0xaf4 sys/arch/amd64/amd64/trap.c:746 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7a99a896af50, count: -6