witness: lock order reversal: 1st 0xffff800001411888 sbufsnd (&so->so_snd.sb_lock) 2nd 0xfffffd806f286520 inode (&ip->i_lock) lock order [1] sbufsnd (&so->so_snd.sb_lock) -> [2] inode (&ip->i_lock) lock order data 0xffffffff831200d7 -> 0xffffffff830ce0dc 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:537 #2 soreceive+0x28e sys/kern/uipc_socket.c:879 #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] 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:537 #2 sosplice+0x40d sys/kern/uipc_socket.c:1361 #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:437 witness_checkorder(fffffd806f286520,9,0) at witness_checkorder+0x1047 rw_do_enter_write(fffffd806f286508,1) at rw_do_enter_write+0xb7 sys/kern/kern_rwlock.c:233 rrw_enter(fffffd806f286508,1) at rrw_enter+0xc6 sys/kern/kern_rwlock.c:616 VOP_LOCK(fffffd805b447db8,2001) at VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 vn_lock(fffffd805b447db8,2001) at vn_lock+0xa4 sys/kern/vfs_vnops.c:570 vfs_lookup(ffff80002a4f60c8) at vfs_lookup+0x109 sys/kern/vfs_lookup.c:418 namei(ffff80002a4f60c8) at namei+0x7aa sys/kern/vfs_lookup.c:250 unp_connect(ffff8000014116c8,fffffd80606d1800,ffff80002a4191f0) at unp_connect+0x27d sys/kern/uipc_usrreq.c:868 uipc_dgram_send(ffff8000014116c8,fffffd805b234000,fffffd80606d1800,0) at uipc_dgram_send+0x131 sys/kern/uipc_usrreq.c:607 sosend(ffff8000014116c8,fffffd80606d1800,ffff80002a4f6348,0,0,8) at sosend+0x804 sendit(ffff80002a4191f0,5,ffff80002a4f64c0,8,ffff80002a4f6580) at sendit+0x721 sys/kern/uipc_syscalls.c:779 sys_sendmsg(ffff80002a4191f0,ffff80002a4f6630,ffff80002a4f6580) at sys_sendmsg+0x246 sys/kern/uipc_syscalls.c:597 syscall(ffff80002a4f6630) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a4f6630) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xf1485e180b0, count: -15 ddb{0}> show registers rdi 0 rsi 0x80000 acpi_pdirpa+0x6be71 rbp 0xffff80002a4f5d40 rbx 0xfffffd80043423e8 rdx 0xffff800000045640 rcx 0xffff80002a4191f0 rax 0x7ffff acpi_pdirpa+0x6be70 r8 0xffff80002a4f5c20 r9 0x8080808080808080 r10 0x687045ca0d97046 r11 0x444a01d60c6bb82 r12 0 r13 0xfffffd8003b5af00 r14 0x3 r15 0xffffffff rip 0xffffffff824c8055 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80002a4f5d30 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor) tid=486183 pid=95244 tcnt=2 stat=onproc flags process=10 proc=4000000 runpri=32, usrpri=84, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000ffffaf40,0xffff8000306362d8 process=0xffff800030613000 user=0xffff80002a4f1000, vmspace=0xfffffd8079fcc590 estcpu=34, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 78748 147028 18742 0 2 0 syz-executor 78748 249291 18742 0 3 0x4000080 fsleep syz-executor 33327 299489 66000 0 2 0 syz-executor 33327 271262 66000 0 3 0x4000080 fsleep syz-executor 33327 282890 66000 0 3 0x4000080 fsleep syz-executor 10156 125141 23757 0 2 0 syz-executor 10156 186087 23757 0 3 0x4000080 fsleep syz-executor 69061 406476 7777 0 3 0x80 nanoslp syz-executor 69061 404858 7777 0 3 0x4000080 kqread syz-executor 69061 231720 7777 0 3 0x4000080 fsleep syz-executor 7519 450343 95037 0 2 0 syz-executor 7519 472840 95037 0 3 0x4000080 fsleep syz-executor 95244 228755 42433 60929 2 0x10 syz-executor *95244 486183 42433 60929 7 0x4000010 syz-executor 33522 162742 42707 0 2 0 syz-executor 33522 314965 42707 0 3 0x4000080 sbwait syz-executor 33522 366389 42707 0 3 0x4000000 inode syz-executor 33522 255249 42707 0 3 0x4000000 inode syz-executor 33522 276865 42707 0 3 0x4000000 inode syz-executor 23757 444008 22945 0 3 0x82 nanoslp syz-executor 66000 351873 22945 0 3 0x82 nanoslp syz-executor 18742 343533 22945 0 3 0x82 nanoslp syz-executor 73082 384806 0 0 3 0x14200 acct acct 66166 23464 1 0 3 0x100083 ttyin getty 75259 355173 22945 0 3 0x2 biowait syz-executor 75085 417313 0 0 3 0x14280 nfsidl nfsio 56948 83741 0 0 3 0x14280 nfsidl nfsio 38531 166046 0 0 3 0x14280 nfsidl nfsio 91547 146087 0 0 3 0x14280 nfsidl nfsio 17080 502650 0 0 3 0x14280 nfsidl nfsio 44698 198800 0 0 3 0x14280 nfsidl nfsio 79134 465112 0 0 3 0x14280 nfsidl nfsio 21472 198510 0 0 3 0x14280 nfsidl nfsio 58339 260643 0 0 3 0x14280 nfsidl nfsio 9944 196008 0 0 3 0x14280 nfsidl nfsio 73678 13696 0 0 3 0x14280 nfsidl nfsio 79118 118862 0 0 3 0x14280 nfsidl nfsio 59458 490779 0 0 3 0x14280 nfsidl nfsio 4053 234078 0 0 3 0x14280 nfsidl nfsio 20787 34027 0 0 3 0x14280 nfsidl nfsio 41738 388165 0 0 3 0x14280 nfsidl nfsio 87686 205520 0 0 3 0x14280 nfsidl nfsio 40954 358800 0 0 3 0x14280 nfsidl nfsio 77521 309489 0 0 3 0x14280 nfsidl nfsio 58360 520355 0 0 3 0x14280 nfsidl nfsio 95037 516680 22945 0 3 0x82 nanoslp syz-executor 27344 385753 0 0 3 0x14200 bored sosplice 42707 353669 22945 0 3 0x82 nanoslp syz-executor 7777 53541 22945 0 3 0x82 nanoslp syz-executor 42433 383936 22945 0 3 0x82 nanoslp syz-executor 22945 178895 29634 0 3 0x82 kqread syz-executor 29634 142633 59484 0 3 0x10008a sigsusp ksh 59484 169625 63944 0 3 0x98 kqread sshd-session 63944 388157 8535 0 3 0x92 kqread sshd-session 8535 322680 1 0 3 0x88 kqread sshd 67284 233369 90304 74 3 0x1100092 bpf pflogd 90304 256246 1 0 3 0x80 sbwait pflogd 77776 301741 25408 73 3 0x1100090 kqread syslogd 25408 460633 1 0 3 0x100082 sbwait syslogd 43147 291910 1 0 3 0x100080 kqread resolvd 92786 204796 52072 77 3 0x100092 kqread dhcpleased 35034 11877 52072 77 3 0x100092 kqread dhcpleased 52072 472898 1 0 3 0x80 kqread dhcpleased 8180 405391 0 0 3 0x14200 bored smr 15155 451958 0 0 2 0x14200 zerothread 51004 81214 0 0 3 0x14200 aiodoned aiodoned 17843 90435 0 0 3 0x14200 syncer update 39687 112782 0 0 3 0x14200 cleaner cleaner 8059 30175 0 0 3 0x14200 reaper reaper 34925 517470 0 0 3 0x14200 pgdaemon pagedaemon 40335 464602 0 0 3 0x14200 bored viomb 56515 1509 0 0 3 0x40014200 acpi0 acpi0 92384 356934 0 0 7 0x40014200 idle1 88171 53582 0 0 3 0x14200 bored softnet3 81182 92400 0 0 3 0x14200 bored softnet2 95212 405613 0 0 3 0x14200 bored softnet1 40400 205225 0 0 3 0x14200 bored softnet0 23558 221382 0 0 3 0x14200 bored systqmp 38584 7049 0 0 3 0x14200 bored systq 32929 178991 0 0 3 0x14200 tmoslp softclockmp 413 302985 0 0 3 0x40014200 tmoslp softclock 1185 365009 0 0 3 0x40014200 idle0 1 187127 0 0 3 0x80082 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 95244 (syz-executor) thread 0xffff80002a4191f0 (486183) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff835c0060) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 unp_connect+0x26c sys/kern/uipc_usrreq.c:868 #2 uipc_dgram_send+0x131 sys/kern/uipc_usrreq.c:607 #3 sosend+0x804 #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 exclusive rwlock sbufsnd r = 0 (0xffff800001411888) #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:537 #3 sosend+0x2e2 sys/kern/uipc_socket.c:628 #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 33522 (syz-executor) thread 0xffff80003c5b27c8 (314965) exclusive rrwlock inode r = 0 (0xfffffd806114db98) #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 vn_open+0x13f sys/kern/vfs_vnops.c:140 #12 vndioctl+0xcb1 sys/dev/vnd.c:457 #13 VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 #14 vn_ioctl+0xf8 sys/kern/vfs_vnops.c:531 #15 sys_ioctl+0x5c3 #16 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #16 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #17 Xsyscall+0x128 Process 33522 (syz-executor) thread 0xffff80002a419c10 (276865) exclusive rrwlock inode r = 0 (0xfffffd806114da80) #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 domknodat+0xb4 sys/kern/vfs_syscalls.c:1575 #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 75259 (syz-executor) thread 0xffff80002a4182c0 (355173) exclusive rrwlock inode r = 0 (0xfffffd806ea0adc0) #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:3102 #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 (0xfffffd806b3f0ab8) #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:3087 #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 10244 11177K 15329K 166960K 16544 0 pcb 17 20K 23K 166960K 1063 0 rtable 148 6K 8K 166960K 1192 0 pf 36 18K 26K 166960K 227 0 ifaddr 34 5K 7K 166960K 137 0 ifgroup 55 2K 3K 166960K 198 0 sysctl 4 1K 3K 166960K 11 0 counters 64 36K 37K 166960K 144 0 ioctlops 0 0K 4K 166960K 1761 0 iov 0 0K 32K 166960K 255 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1488 93K 95K 166960K 4508 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 3 5K 9K 166960K 75 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 1K 166960K 177 0 dirhash 12 2K 3K 166960K 102 0 ACPI 1690 195K 286K 166960K 12468 0 file desc 17 61K 85K 166960K 3127 0 sigio 1 0K 0K 166960K 64 0 proc 72 91K 128K 166960K 1023 0 subproc 72 4K 4K 166960K 127 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 684 0 in_multi 52 3K 7K 166960K 339 0 ether_multi 1 0K 0K 166960K 35 0 mrt 1 0K 0K 166960K 10 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 247 1102K 1102K 166960K 247 0 exec 0 0K 1K 166960K 1048 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 241 73K 96K 166960K 31181 0 UVM aobj 22 4K 4K 166960K 27 0 pinsyscall 42 84K 100K 166960K 4459 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 235 0 NDP 12 0K 2K 166960K 95 0 temp 86 6900K 7156K 166960K 135219 0 kqueue 14 22K 34K 166960K 512 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 120 307 0 304 3 2 1 2 0 8 0 rtentry 112 420 0 360 4 0 4 4 0 8 1 unpcb 144 2709 0 2682 19 17 2 6 0 8 1 syncache 336 22 0 22 6 6 0 1 0 8 0 tcpqe 32 7 0 7 5 5 0 1 0 8 0 tcpcb 808 1331 0 1321 41 37 4 14 0 8 2 arp 120 42 0 30 1 0 1 1 0 8 0 ipq 40 1 0 1 1 1 0 1 0 8 0 ipqe 40 3 0 3 1 1 0 1 0 8 0 inpcb 376 4820 0 4807 85 80 5 25 0 8 3 nd6 136 64 0 53 1 0 1 1 0 8 0 pkpcb 40 11 0 11 5 4 1 1 0 8 1 kcovpl 48 14 0 6 1 0 1 1 0 8 0 ppxss 1168 17 0 17 9 9 0 1 0 8 0 pfstscr 40 2 0 2 1 1 0 1 0 8 0 pffrag 232 22 0 14 1 0 1 1 0 482 0 pffrnode 88 21 0 14 1 0 1 1 0 8 0 pffrent 40 118 0 110 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 pfstitem 24 248 0 158 1 0 1 1 0 8 0 pfstkey 128 252 0 162 3 0 3 3 0 8 0 pfstate 376 249 0 159 10 0 10 10 0 8 0 pfrule 1344 23 0 17 2 1 1 2 0 8 0 art_heap8 4096 69 0 65 5 1 4 5 0 8 0 art_heap4 256 1616 0 1356 32 9 23 29 0 8 1 art_table 32 1685 0 1421 4 1 3 4 0 8 0 art_node 16 409 0 358 1 0 1 1 0 8 0 sysvmsgpl 40 10 0 7 1 0 1 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 172 0 162 1 0 1 1 0 8 0 shmpl 112 24 0 5 1 0 1 1 0 8 0 dirhash 1024 78 0 61 3 0 3 3 0 8 0 dino2pl 256 7210 0 5687 96 0 96 96 0 8 0 ffsino 280 7210 0 5687 110 0 110 110 0 8 0 nchpl 144 11672 0 9960 64 0 64 64 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 44700 0 44697 3 2 1 1 0 8 0 percpumem 16 86 0 40 1 0 1 1 0 8 0 kstatmem 264 104 0 80 8 6 2 3 0 8 0 acpiwqpl 32 1 0 1 1 0 1 1 1 8 1 scsiplug 72 17 0 17 7 7 0 1 0 8 0 scxspl 216 34478 0 34477 11 10 1 8 1 8 0 plimitpl 152 952 0 934 1 0 1 1 0 8 0 sigapl 424 3458 0 3387 10 1 9 9 0 8 0 futexpl 64 47572 0 47566 1 0 1 1 0 8 0 knotepl 120 645 0 0 18 0 18 18 0 8 0 kqueuepl 216 1015 0 1004 12 11 1 5 0 8 0 pipepl 328 677 0 650 8 5 3 8 0 8 0 fdescpl 504 3415 0 3384 5 0 5 5 0 8 0 filepl 152 27915 0 27687 48 36 12 19 0 8 0 lockfpl 104 2370 0 2368 11 10 1 4 0 8 0 lockfspl 48 655 0 653 1 0 1 1 0 8 0 sessionpl 144 48 0 39 1 0 1 1 0 8 0 pgrppl 48 221 0 204 1 0 1 1 0 8 0 ucredpl 104 5182 0 5167 1 0 1 1 0 8 0 zombiepl 144 4084 0 4084 2 1 1 1 0 8 1 processpl 1168 3458 0 3387 6 0 6 6 0 8 0 procpl 648 8262 0 8179 9 1 8 8 0 8 0 srpgc 96 17 0 17 5 4 1 1 0 8 1 sosppl 168 19 0 19 7 7 0 1 0 8 0 sockpl 688 7907 0 7864 107 99 8 24 0 8 3 mcl64k 65536 9 0 0 2 0 2 2 0 8 0 mcl16k 16384 6 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 5 0 0 1 0 1 1 0 8 0 mcl4k 4096 123 0 0 16 0 16 16 0 8 0 mcl2k2 2112 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 45 0 0 5 0 5 5 0 8 0 mtagpl 96 127 0 0 4 0 4 4 0 8 0 mbufpl 256 3764 0 0 234 0 234 234 0 8 0 bufpl 280 10971 0 4805 441 0 441 441 0 8 0 anonpl 24 402537 0 395635 133 56 77 80 0 185 22 amapchunkpl 152 105873 0 105235 75 40 35 39 0 158 8 amappl16 200 8189 0 8060 70 52 18 20 0 8 6 amappl15 192 9 0 8 1 0 1 1 0 8 0 amappl14 184 159 0 147 1 0 1 1 0 8 0 amappl13 176 3 0 3 1 1 0 1 0 8 0 amappl12 168 4171 0 4140 3 1 2 2 0 8 0 amappl11 160 54 0 40 1 0 1 1 0 8 0 amappl10 152 8 0 8 3 2 1 1 0 8 1 amappl9 144 276 0 276 1 1 0 1 0 8 0 amappl8 136 30 0 27 1 0 1 1 0 8 0 amappl7 128 141 0 128 1 0 1 1 0 8 0 amappl6 120 258 0 252 1 0 1 1 0 8 0 amappl5 112 169 0 159 1 0 1 1 0 8 0 amappl4 104 416 0 397 1 0 1 1 0 8 0 amappl3 96 21356 0 21240 4 0 4 4 0 8 0 amappl2 88 925 0 860 2 0 2 2 0 8 0 amappl1 80 21667 0 21093 18 4 14 15 0 8 0 amappl 88 30404 0 30219 5 0 5 5 0 92 0 dma32768 32768 2 0 2 2 2 0 1 0 8 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 8 0 8 3 3 0 1 0 8 0 dma128 128 256 0 256 4 4 0 1 0 8 0 dma64 64 7 0 7 2 2 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 26 0 5 1 0 1 1 0 8 0 uaddrrnd 24 3415 0 3384 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 3415 0 3384 1 0 1 1 0 8 0 vmmpekpl 168 26468 0 26404 4 0 4 4 0 8 0 vmmpepl 168 214627 0 212622 137 39 98 102 0 357 2 vmsppl 456 3414 0 3384 8 3 5 5 0 8 0 rwobjpl 64 60248 0 53244 124 7 117 118 0 8 1 pdppl 4096 6837 0 6768 131 60 71 81 0 8 2 pvpl 32 21055 0 0 169 0 169 169 0 265 0 pmappl 248 3414 0 3384 3 0 3 3 0 8 0 extentpl 40 55 0 38 1 0 1 1 0 8 0 phpool 112 603 0 130 14 0 14 14 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:437 witness_checkorder(fffffd806f286520,9,0) at witness_checkorder+0x1047 rw_do_enter_write(fffffd806f286508,1) at rw_do_enter_write+0xb7 sys/kern/kern_rwlock.c:233 rrw_enter(fffffd806f286508,1) at rrw_enter+0xc6 sys/kern/kern_rwlock.c:616 VOP_LOCK(fffffd805b447db8,2001) at VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 vn_lock(fffffd805b447db8,2001) at vn_lock+0xa4 sys/kern/vfs_vnops.c:570 vfs_lookup(ffff80002a4f60c8) at vfs_lookup+0x109 sys/kern/vfs_lookup.c:418 namei(ffff80002a4f60c8) at namei+0x7aa sys/kern/vfs_lookup.c:250 unp_connect(ffff8000014116c8,fffffd80606d1800,ffff80002a4191f0) at unp_connect+0x27d sys/kern/uipc_usrreq.c:868 uipc_dgram_send(ffff8000014116c8,fffffd805b234000,fffffd80606d1800,0) at uipc_dgram_send+0x131 sys/kern/uipc_usrreq.c:607 sosend(ffff8000014116c8,fffffd80606d1800,ffff80002a4f6348,0,0,8) at sosend+0x804 sendit(ffff80002a4191f0,5,ffff80002a4f64c0,8,ffff80002a4f6580) at sendit+0x721 sys/kern/uipc_syscalls.c:779 sys_sendmsg(ffff80002a4191f0,ffff80002a4f6630,ffff80002a4f6580) at sys_sendmsg+0x246 sys/kern/uipc_syscalls.c:597 syscall(ffff80002a4f6630) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a4f6630) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xf1485e180b0, count: -15 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp ddb{1}> trace x86_ipi_db(ffff800029b5bff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393 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(ffff800029b5bff0) at sched_idle+0x558 sys/kern/kern_sched.c:182 end trace frame: 0x0, count: -5