witness: nd6_resolve: something odd happens lock order reversal: nd6_resolve: something odd happens 1st 0xffff800010fcb110 sbufsnd (&so->so_snd.sb_lock) nd6_resolve: something odd happens 2nd 0xfffffd806dfab1d0 inode (&ip->i_lock) nd6_resolve: something odd happens lock order [1] sbufsnd (&so->so_snd.sb_lock) -> [2] inode (&ip->i_lock) nd6_resolve: something odd happens lock order data 0xffffffff83411cdf -> 0xffffffff833b5af5 is missing nd6_resolve: something odd happens lock order [2] inode (&ip->i_lock) -> [3] sbufrcv (&so->so_rcv.sb_lock) nd6_resolve: something odd happens #0 nd6_resolve: something odd happens nd6_resolve: something odd happens rw_do_enter_write+0xb7 #1 sblock+0xb7 sys/kern/uipc_socket2.c:536 #2 soreceive+0x28e sys/kern/uipc_socket.c:881 #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 sys/kern/vfs_vnops.c:-1 #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 sys/kern/sys_generic.c:-1 #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] sbufsnd (&so->so_snd.sb_lock) #0 rw_do_enter_write+0xb7 sys/kern/kern_rwlock.c:233 #1 sblock+0xb7 sys/kern/uipc_socket2.c:536 #2 sosplice+0x40d sys/kern/uipc_socket.c:1363 #3 sys_setsockopt+0x2ba sys/kern/uipc_syscalls.c:1221 #4 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #4 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #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(fffffd806dfab1d0,9,0) at witness_checkorder+0x1047 sys/kern/subr_witness.c:-1 rw_do_enter_write(fffffd806dfab1b8,1) at rw_do_enter_write+0xb7 sys/kern/kern_rwlock.c:233 rrw_enter(fffffd806dfab1b8,1) at rrw_enter+0xc6 sys/kern/kern_rwlock.c:616 VOP_LOCK(fffffd805eb20c30,2001) at VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 vn_lock(fffffd805eb20c30,2001) at vn_lock+0xa4 sys/kern/vfs_vnops.c:570 vfs_lookup(ffff80003e9d5838) at vfs_lookup+0x109 sys/kern/vfs_lookup.c:418 namei(ffff80003e9d5838) at namei+0x7aa sys/kern/vfs_lookup.c:250 unp_connect(ffff800010fcaf50,fffffd806e0aa900,ffff80003c0da7e0) at unp_connect+0x27d sys/kern/uipc_usrreq.c:868 uipc_dgram_send(ffff800010fcaf50,fffffd806e8fe000,fffffd806e0aa900,0) at uipc_dgram_send+0x131 sys/kern/uipc_usrreq.c:607 sosend(ffff800010fcaf50,fffffd806e0aa900,ffff80003e9d5ab8,0,0,8) at sosend+0x804 sys/kern/uipc_socket.c:-1 sendit(ffff80003c0da7e0,7,ffff80003e9d5c30,8,ffff80003e9d5cf0) at sendit+0x721 sys/kern/uipc_syscalls.c:779 sys_sendmsg(ffff80003c0da7e0,ffff80003e9d5da0,ffff80003e9d5cf0) at sys_sendmsg+0x246 sys/kern/uipc_syscalls.c:597 syscall(ffff80003e9d5da0) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003e9d5da0) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x8e721886b70, count: -15 ddb{0}> show registers rdi 0 rsi 0x80000 acpi_pdirpa+0x6be71 rbp 0xffff80003e9d54b0 rbx 0xfffffd800471f120 rdx 0xffff80000147a740 rcx 0xffff80003c0da7e0 rax 0x7ffff acpi_pdirpa+0x6be70 r8 0xffff80003e9d5390 r9 0x8080808080808080 r10 0xb4b373677ee4e8d0 r11 0x4ec8d5427b2f0f71 r12 0 r13 0xfffffd8003f35f00 r14 0x3 r15 0xffffffff rip 0xffffffff817f0605 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80003e9d54a0 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor) tid=32461 pid=47036 tcnt=3 stat=onproc flags process=0 proc=4000000 runpri=50, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80003c0daf90,0xffff8000ffffa030 process=0xffff80003c570958 user=0xffff80003e9d0000, vmspace=0xfffffd806be5e738 estcpu=36, cpticks=2, pctcpu=0.0, user=0, sys=2, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 11942 191084 36809 0 2 0 syz-executor 11942 121263 36809 0 2 0x4000000 syz-executor 49038 217295 38432 0 2 0 syz-executor 49038 35361 38432 0 2 0x4000000 syz-executor 49038 222733 38432 0 2 0x4000000 syz-executor 47036 91141 34609 0 2 0 syz-executor *47036 32461 34609 0 7 0x4000000 syz-executor 47036 225428 34609 0 3 0x4000080 fsleep syz-executor 31968 510436 80611 0 3 0x80 nanoslp syz-executor 31968 131983 80611 0 3 0x4000080 lockf syz-executor 31968 147881 80611 0 3 0x4000080 fsleep syz-executor 31968 462499 80611 0 3 0x4000080 fsleep syz-executor 30429 74459 30163 0 2 0 syz-executor 30429 92816 30163 0 3 0x4000080 kqsel syz-executor 30429 340333 30163 0 3 0x4000080 fsleep syz-executor 30429 426871 30163 0 3 0x4000080 fsleep syz-executor 64749 118640 0 0 3 0x14200 acct acct 80611 501037 96369 0 3 0x82 nanoslp syz-executor 34609 223252 96369 0 3 0x82 nanoslp syz-executor 30163 36470 96369 0 3 0x82 nanoslp syz-executor 38432 207231 96369 0 3 0x82 nanoslp syz-executor 36809 287127 96369 0 3 0x82 nanoslp syz-executor 2533 301699 96369 0 3 0x2 biowait syz-executor 10805 490158 1 0 3 0x100083 ttyopn getty 35323 347268 96369 0 3 0x82 wait syz-executor 93859 157844 0 0 3 0x14280 nfsidl nfsio 67313 47661 0 0 3 0x14280 nfsidl nfsio 81915 56946 0 0 3 0x14280 nfsidl nfsio 46200 368341 0 0 3 0x14280 nfsidl nfsio 34806 49351 0 0 3 0x14280 nfsidl nfsio 82856 32717 0 0 3 0x14280 nfsidl nfsio 63866 391175 0 0 3 0x14280 nfsidl nfsio 6892 71915 0 0 3 0x14280 nfsidl nfsio 25933 240766 0 0 3 0x14280 nfsidl nfsio 89216 288593 0 0 3 0x14280 nfsidl nfsio 92999 384986 0 0 3 0x14280 nfsidl nfsio 84021 446830 0 0 3 0x14280 nfsidl nfsio 23079 74886 0 0 3 0x14280 nfsidl nfsio 92508 154984 0 0 3 0x14280 nfsidl nfsio 86139 399901 0 0 3 0x14280 nfsidl nfsio 23282 372523 0 0 3 0x14280 nfsidl nfsio 90257 134103 0 0 3 0x14280 nfsidl nfsio 3829 420041 0 0 3 0x14280 nfsidl nfsio 37052 230578 0 0 3 0x14280 nfsidl nfsio 41278 521884 0 0 3 0x14280 nfsidl nfsio 6367 203377 0 0 3 0x14200 bored sosplice 85949 7747 93694 0 3 0x100082 sbwait arp 93694 333238 1 0 3 0x10008a sigsusp sh 70431 50623 96369 0 3 0x82 nanoslp syz-executor 96369 518459 60584 0 7 0x3 syz-executor 60584 458115 30465 0 3 0x10008a sigsusp ksh 30465 190658 77611 0 3 0x98 kqread sshd-session 77611 464019 30025 0 3 0x92 kqread sshd-session 30025 418972 1 0 3 0x88 kqread sshd 85789 170778 2834 74 3 0x1100092 bpf pflogd 2834 126375 1 0 3 0x80 sbwait pflogd 57452 281795 11866 73 3 0x1100090 kqread syslogd 11866 122202 1 0 3 0x100082 sbwait syslogd 94218 98863 1 0 3 0x100080 kqread resolvd 62983 322908 0 0 3 0x14200 bored smr 65237 52947 0 0 2 0x14200 zerothread 8240 406571 0 0 3 0x14200 aiodoned aiodoned 21964 398339 0 0 3 0x14200 syncer update 6008 464009 0 0 3 0x14200 cleaner cleaner 70147 461551 0 0 3 0x14200 reaper reaper 6198 100894 0 0 3 0x14200 pgdaemon pagedaemon 86365 373251 0 0 3 0x14200 bored viomb 93220 203321 0 0 3 0x40014200 acpi0 acpi0 33390 193042 0 0 3 0x40014200 idle1 57195 99042 0 0 3 0x14200 bored softnet3 6292 81152 0 0 3 0x14200 bored softnet2 56480 395690 0 0 3 0x14200 bored softnet1 52301 239690 0 0 3 0x14200 bored softnet0 69812 175639 0 0 3 0x14200 bored systqmp 54248 179489 0 0 3 0x14200 bored systq 66501 399753 0 0 3 0x14200 tmoslp softclockmp 14684 381993 0 0 3 0x40014200 tmoslp softclock 86952 180529 0 0 3 0x40014200 idle0 1 11511 0 0 3 0x80082 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb{0}> show all locks Process 11942 (syz-executor) thread 0xffff80003c4e4560 (121263) exclusive rwlock fdlock r = 0 (0xfffffd807f7d1060) #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 doopenat+0x173 sys/kern/vfs_syscalls.c:-1 #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 49038 (syz-executor) thread 0xffff8000ffffc010 (222733) exclusive rwlock fdlock r = 0 (0xfffffd806be63078) #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 doopenat+0x173 sys/kern/vfs_syscalls.c:-1 #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 47036 (syz-executor) thread 0xffff80003c0da7e0 (32461) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff8396c450) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 __mp_acquire_count+0x58 sys/kern/kern_lock.c:-1 #2 mi_switch+0x4b7 sys/kern/sched_bsd.c:441 #3 yield+0x6a sys/kern/sched_bsd.c:320 #4 pool_get+0x265 sys/kern/subr_pool.c:593 #5 namei+0xdf sys/kern/vfs_lookup.c:145 #6 unp_connect+0x27d sys/kern/uipc_usrreq.c:868 #7 uipc_dgram_send+0x131 sys/kern/uipc_usrreq.c:607 #8 sosend+0x804 sys/kern/uipc_socket.c:-1 #9 sendit+0x721 sys/kern/uipc_syscalls.c:779 #10 sys_sendmsg+0x246 sys/kern/uipc_syscalls.c:597 #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 exclusive rwlock sbufsnd r = 0 (0xffff800010fcb110) #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 sblock+0xb7 sys/kern/uipc_socket2.c:536 #3 sosend+0x2e2 sys/kern/uipc_socket.c:630 #4 sendit+0x721 sys/kern/uipc_syscalls.c:779 #5 sys_sendmsg+0x246 sys/kern/uipc_syscalls.c:597 #6 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 Process 2533 (syz-executor) thread 0xffff80003c0dad00 (301699) exclusive rrwlock inode r = 0 (0xfffffd806dde2ba8) #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 ufs_ihash sys/ufs/ufs/ufs_ihash.c:-1 [inline] #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 (0xfffffd806dfaba90) #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 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10230 11064K 12470K 166960K 15497 0 pcb 17 18K 19K 166960K 609 0 rtable 205 10K 10K 166960K 869 0 pf 44 19K 147K 166960K 324 0 ifaddr 39 7K 7K 166960K 160 0 ifgroup 64 2K 3K 166960K 272 0 sysctl 4 1K 2K 166960K 5 0 counters 68 36K 37K 166960K 368 0 ioctlops 0 0K 4K 166960K 2078 0 iov 0 0K 16K 166960K 326 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1554 98K 98K 166960K 4044 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 5K 13K 166960K 46 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 1K 166960K 132 0 dirhash 12 2K 2K 166960K 63 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 19 69K 110K 166960K 2761 0 sigio 0 0K 0K 166960K 71 0 proc 66 67K 140K 166960K 1151 0 subproc 81 5K 5K 166960K 198 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 375 0 in_multi 80 6K 6K 166960K 289 0 ether_multi 1 0K 0K 166960K 25 0 mrt 0 0K 0K 166960K 19 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 253 1129K 1129K 166960K 253 0 exec 0 0K 1K 166960K 861 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 0K 166960K 2 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 243 138K 178K 166960K 25823 0 UVM aobj 80 5K 5K 166960K 87 0 pinsyscall 39 78K 104K 166960K 4191 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 2 0K 0K 166960K 131 0 NDP 14 0K 1K 166960K 112 0 temp 82 8688K 8802K 166960K 112777 0 kqueue 7 12K 30K 166960K 418 0 SYN cache 2 10K 18K 166960K 3 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 120 268 0 266 2 1 1 2 0 8 0 rtentry 168 272 0 187 5 1 4 5 0 8 0 unpcb 144 2298 0 2285 19 13 6 6 0 8 5 syncache 336 10 0 10 7 6 1 1 0 8 1 tcpqe 32 5 0 5 3 3 0 1 0 8 0 tcpcb 808 797 0 726 20 12 8 8 0 8 0 arp 120 45 0 30 1 0 1 1 0 8 0 inpcb 376 3274 0 3137 45 31 14 15 0 8 0 nd6 136 61 0 41 1 0 1 1 0 8 0 pkpcb 40 24 0 24 3 2 1 1 0 8 1 kcovpl 48 22 0 13 1 0 1 1 0 8 0 mppekey 1024 2 0 2 1 1 0 1 0 8 0 ppxss 1168 117 0 117 3 2 1 1 0 8 1 pppxif 1480 44 0 44 4 3 1 1 0 8 1 pfstscr 40 2 0 2 2 2 0 1 0 8 0 pffrag 232 16 0 6 1 0 1 1 0 482 0 pffrnode 88 14 0 4 1 0 1 1 0 8 0 pffrent 40 33 0 23 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 3 0 3 1 1 0 1 0 8 0 pfanchor 1288 6 0 1 1 0 1 1 0 8 0 pftag 88 4 0 0 1 0 1 1 0 8 0 pfstitem 24 143 0 81 1 0 1 1 0 8 0 pfstkey 128 150 0 88 3 0 3 3 0 8 0 pfstate 376 146 0 84 7 0 7 7 0 8 0 pfrule 1344 33 0 23 2 1 1 2 0 8 0 rttmr 136 1 0 0 1 0 1 1 0 8 0 art_heap8 4096 4 0 0 4 0 4 4 0 8 0 art_heap4 256 1046 0 651 35 9 26 27 0 8 1 art_table 32 1050 0 651 5 1 4 4 0 8 0 art_node 16 261 0 185 1 0 1 1 0 8 0 sysvmsgpl 40 21 0 12 1 0 1 1 0 8 0 semupl 112 2 0 2 2 2 0 1 0 8 0 semapl 112 128 0 118 1 0 1 1 0 8 0 shmpl 112 84 0 7 3 0 3 3 0 8 0 dirhash 1024 52 0 35 3 0 3 3 0 8 0 dino2pl 256 6491 0 4962 96 0 96 96 0 8 0 ffsino 280 6491 0 4962 110 0 110 110 0 8 0 nchpl 144 10262 0 9675 64 39 25 64 0 8 0 rtmask 32 6 0 6 4 4 0 1 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 37439 0 37437 6 5 1 2 0 8 0 percpumem 16 198 0 150 1 0 1 1 0 8 0 pfiaddrpl 120 1 0 1 1 1 0 1 0 8 0 kstatmem 264 152 0 124 4 1 3 3 0 8 1 acpiwqpl 32 1 0 1 1 0 1 1 1 8 1 scsiplug 72 13 0 13 5 4 1 1 0 8 1 scxspl 216 33545 0 33544 9 8 1 7 1 8 0 plimitpl 152 626 0 609 1 0 1 1 0 8 0 sigapl 424 3075 0 3005 10 1 9 9 0 8 0 futexpl 64 38323 0 38318 1 0 1 1 0 8 0 knotepl 120 567 0 0 17 0 17 17 0 8 0 kqueuepl 216 1142 0 1135 17 16 1 5 0 8 0 pipepl 328 395 0 364 8 5 3 8 0 8 0 fdescpl 504 3026 0 2996 5 0 5 5 0 8 0 filepl 152 21176 0 20814 35 18 17 19 0 8 3 lockfpl 104 707 0 702 1 0 1 1 0 8 0 lockfspl 48 275 0 271 1 0 1 1 0 8 0 sessionpl 144 42 0 34 1 0 1 1 0 8 0 pgrppl 48 89 0 71 1 0 1 1 0 8 0 ucredpl 104 3782 0 3771 1 0 1 1 0 8 0 zombiepl 144 3451 0 3448 1 0 1 1 0 8 0 processpl 1176 3075 0 3005 6 0 6 6 0 8 0 procpl 656 7131 0 7049 9 1 8 8 0 8 0 srpgc 96 20 0 20 6 5 1 1 0 8 1 sosppl 168 8 0 8 4 3 1 1 0 8 1 sockpl 688 5899 0 5747 61 46 15 18 0 8 0 mcl64k 65536 5 0 0 1 0 1 1 0 8 0 mcl16k 16384 5 0 0 1 0 1 1 0 8 0 mcl12k 12288 2 0 0 1 0 1 1 0 8 0 mcl9k 9216 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 125 0 0 16 0 16 16 0 8 0 mcl2k2 2112 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 49 0 0 5 0 5 5 0 8 0 mtagpl 96 30 0 0 1 0 1 1 0 8 0 mbufpl 256 356 0 0 21 0 21 21 0 8 0 bufpl 280 9608 0 3454 440 0 440 440 0 8 0 anonpl 24 384795 0 376451 121 41 80 93 0 184 2 amapchunkpl 152 86744 0 86129 44 14 30 30 0 158 0 amappl16 200 7009 0 6750 66 39 27 35 0 8 0 amappl15 192 5 0 5 1 1 0 1 0 8 0 amappl14 184 151 0 141 1 0 1 1 0 8 0 amappl13 176 3 0 3 2 2 0 1 0 8 0 amappl12 168 3872 0 3841 4 1 3 3 0 8 0 amappl11 160 52 0 44 1 0 1 1 0 8 0 amappl10 152 7 0 7 1 1 0 1 0 8 0 amappl9 144 250 0 249 1 0 1 1 0 8 0 amappl8 136 22 0 19 1 0 1 1 0 8 0 amappl7 128 142 0 131 1 0 1 1 0 8 0 amappl6 120 301 0 296 1 0 1 1 0 8 0 amappl5 112 172 0 164 1 0 1 1 0 8 0 amappl4 104 390 0 370 1 0 1 1 0 8 0 amappl3 96 18370 0 18254 5 1 4 4 0 8 0 amappl2 88 858 0 808 2 0 2 2 0 8 0 amappl1 80 21166 0 20628 15 0 15 15 0 8 0 amappl 88 24364 0 24181 5 0 5 5 0 92 0 dma65536 65536 3 0 3 2 2 0 1 0 8 0 dma16384 16384 1 0 1 1 1 0 1 0 8 0 dma8192 8192 1 0 1 1 1 0 1 0 8 0 dma4096 4096 1 0 1 1 1 0 1 0 8 0 dma2048 2048 1 0 1 1 1 0 1 0 8 0 dma1024 1024 1 0 0 1 0 1 1 0 8 0 dma512 512 1 0 1 1 1 0 1 0 8 0 dma256 256 7 0 7 2 2 0 1 0 8 0 dma128 128 287 0 287 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 18 0 17 1 0 1 1 0 8 0 aobjpl 72 86 0 7 2 0 2 2 0 8 0 uaddrrnd 24 3026 0 2996 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 3026 0 2996 1 0 1 1 0 8 0 vmmpekpl 168 22108 0 22039 4 0 4 4 0 8 0 vmmpepl 168 191962 0 189933 141 28 113 121 0 357 3 vmsppl 456 3025 0 2996 5 0 5 5 0 8 0 rwobjpl 64 52703 0 45591 124 4 120 124 0 8 0 pdppl 4096 6060 0 5992 126 56 70 84 0 8 2 pvpl 32 22848 0 0 185 1 184 184 0 265 0 pmappl 248 3025 0 2996 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 365 0 103 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(fffffd806dfab1d0,9,0) at witness_checkorder+0x1047 sys/kern/subr_witness.c:-1 rw_do_enter_write(fffffd806dfab1b8,1) at rw_do_enter_write+0xb7 sys/kern/kern_rwlock.c:233 rrw_enter(fffffd806dfab1b8,1) at rrw_enter+0xc6 sys/kern/kern_rwlock.c:616 VOP_LOCK(fffffd805eb20c30,2001) at VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 vn_lock(fffffd805eb20c30,2001) at vn_lock+0xa4 sys/kern/vfs_vnops.c:570 vfs_lookup(ffff80003e9d5838) at vfs_lookup+0x109 sys/kern/vfs_lookup.c:418 namei(ffff80003e9d5838) at namei+0x7aa sys/kern/vfs_lookup.c:250 unp_connect(ffff800010fcaf50,fffffd806e0aa900,ffff80003c0da7e0) at unp_connect+0x27d sys/kern/uipc_usrreq.c:868 uipc_dgram_send(ffff800010fcaf50,fffffd806e8fe000,fffffd806e0aa900,0) at uipc_dgram_send+0x131 sys/kern/uipc_usrreq.c:607 sosend(ffff800010fcaf50,fffffd806e0aa900,ffff80003e9d5ab8,0,0,8) at sosend+0x804 sys/kern/uipc_socket.c:-1 sendit(ffff80003c0da7e0,7,ffff80003e9d5c30,8,ffff80003e9d5cf0) at sendit+0x721 sys/kern/uipc_syscalls.c:779 sys_sendmsg(ffff80003c0da7e0,ffff80003e9d5da0,ffff80003e9d5cf0) at sys_sendmsg+0x246 sys/kern/uipc_syscalls.c:597 syscall(ffff80003e9d5da0) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003e9d5da0) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x8e721886b70, count: -15 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 __mp_lock(ffffffff8396c248) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff8396c248) at __mp_lock+0x192 sys/kern/kern_lock.c:144 ktrgenio(ffff80002a2f9718,13,0,ffff800000b38980,4) at ktrgenio+0x238 ktrwrite2 sys/kern/kern_ktrace.c:-1 [inline] ktrgenio(ffff80002a2f9718,13,0,ffff800000b38980,4) at ktrgenio+0x238 sys/kern/kern_ktrace.c:264 dofilereadv(ffff80002a2f9718,13,ffff80002a3a69c8,0,ffff80002a3a6a80) at dofilereadv+0x42f sys/kern/sys_generic.c:268 sys_read(ffff80002a2f9718,ffff80002a3a6b30,ffff80002a3a6a80) at sys_read+0xa2 sys/kern/sys_generic.c:172 syscall(ffff80002a3a6b30) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a3a6b30) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7323ed9ba5d0, count: -9