last executing test programs: 624.291762ms ago: executing program 1 (id=2): sysctl$kern(&(0x7f00000000c0)={0x1, 0x29}, 0x2, 0x0, &(0x7f0000000080), 0x0, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1) sysctl$kern(&(0x7f00000000c0)={0x1, 0x32}, 0x2, &(0x7f0000000100), &(0x7f0000000080), 0x0, 0x0) 510.616476ms ago: executing program 1 (id=9): kevent(0xffffffffffffffff, &(0x7f0000000080)=[{{}, 0xfffffffffffffff9, 0x5, 0x1, 0x1}, {{}, 0xfffffffffffffff9, 0x1, 0x1, 0xc8, 0x800}], 0x2, 0x0, 0x7, 0x0) r0 = kqueue() kevent(r0, &(0x7f0000000000), 0x3ff, 0x0, 0x8000800, 0x0) 509.784649ms ago: executing program 1 (id=10): r0 = open(&(0x7f0000000040)='./file0\x00', 0x18289, 0x110) write(r0, &(0x7f00000004c0)="b96abcf5ac7cffa09ea845315c0d853a14", 0xffffff1c) write(r0, &(0x7f0000000100)="1a6806", 0x3) 500.603212ms ago: executing program 5 (id=6): r0 = syz_open_pts() ioctl$TIOCSTOP(r0, 0x2000746f) ioctl$TIOCSTART(r0, 0x2000746e) 257.183434ms ago: executing program 0 (id=11): r0 = syz_open_pts() close(r0) ioctl$TIOCSETA(r0, 0x802c7414, 0x0) 256.98556ms ago: executing program 7 (id=8): unveil(&(0x7f0000000280)='.\x00', &(0x7f00000002c0)='r\x00') r0 = open(&(0x7f0000000100)='.\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000000540)='./file0\x00', 0x184) 256.607284ms ago: executing program 5 (id=12): r0 = socket$inet(0x2, 0x2, 0x0) setsockopt$inet_opts(r0, 0x0, 0x200000000000b, &(0x7f0000000080)='\x00', 0x1) setsockopt$inet_opts(r0, 0x0, 0x200000000000c, 0x0, 0x0) 256.369967ms ago: executing program 0 (id=13): r0 = shmget$private(0x0, 0x1000, 0x105, &(0x7f0000ffc000/0x1000)=nil) r1 = shmat(r0, &(0x7f0000ffc000/0x1000)=nil, 0x3000) shmdt(r1) 256.304941ms ago: executing program 3 (id=4): mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x5) setrlimit(0x8, &(0x7f0000000980)={0xb, 0x53}) kqueue() 256.11639ms ago: executing program 5 (id=14): r0 = socket(0x18, 0x2, 0x0) setsockopt(r0, 0x1000000000029, 0xa, &(0x7f00000001c0)="03000000", 0x4) setsockopt(r0, 0x1000000029, 0xd, &(0x7f0000000000), 0x0) 244.46021ms ago: executing program 0 (id=16): r0 = socket(0x18, 0x2, 0x0) ioctl$BIOCSETIF(0xffffffffffffffff, 0x8020426c, &(0x7f00000001c0)={'tap', 0x0}) ioctl$FIONREAD(r0, 0x80606954, &(0x7f00000001c0)) 185.424688ms ago: executing program 4 (id=17): ioctl$BIOCSETWF(0xffffffffffffffff, 0x80104277, &(0x7f0000000000)={0x3, &(0x7f00000000c0)=[{0x4, 0xfd, 0x0, 0xfffffffe}, {0x2, 0x0, 0x0, 0xffffffff}, {0x17f, 0x0, 0x0, 0xbc2}]}) writev(0xffffffffffffffff, &(0x7f00000000c0)=[{&(0x7f0000000000)='#', 0x1}], 0x1) sysctl$kern(&(0x7f00000000c0)={0x1, 0x49}, 0x6, &(0x7f0000000100)="71f91e3471ac0058bc5a91501d94a34b8e5f84cf71b59c7afec37082", &(0x7f0000000080)=0xff0a, 0x0, 0x37) 185.009827ms ago: executing program 7 (id=18): syz_emit_ethernet(0x36, &(0x7f00000000c0)={@local, @broadcast, [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x3d, 0x28, 0x67, 0x0, 0x0, 0x6, 0x0, @multicast1, @local={0xac, 0x14, 0x0}}, @tcp={{0x2, 0x3, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2, 0x8200, 0x0, 0xfffc}}}}}}) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1) syz_emit_ethernet(0x26, &(0x7f00000000c0)={@broadcast, @local, [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x1, 0x18, 0x0, 0x0, 0x0, 0x1, 0x0, @multicast2}, @icmp=@generic={0x9, 0x10}}}}}) 184.703638ms ago: executing program 5 (id=19): openat$audio(0xffffffffffffff9c, &(0x7f0000000000), 0x8000, 0x0) r0 = openat$zero(0xffffffffffffff9c, &(0x7f00000001c0), 0x800, 0x0) fcntl$lock(r0, 0x7, &(0x7f0000000000)={0x0, 0x0, 0xfffffffffffffffd, 0x20001fffffffd}) 184.511558ms ago: executing program 3 (id=20): r0 = socket$inet(0x2, 0x1, 0x0) setsockopt$sock_int(r0, 0xffff, 0x1, &(0x7f0000000100)=0x7f, 0x4) listen(r0, 0xe) 184.226675ms ago: executing program 0 (id=21): sysctl$kern(&(0x7f0000000000)={0x1, 0x49}, 0x2, 0x0, 0x0, 0x0, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1) sysctl$kern(&(0x7f0000000000)={0x1, 0x42}, 0x6, 0x0, 0x0, 0x0, 0x0) 183.940631ms ago: executing program 1 (id=22): r0 = openat$zero(0xffffffffffffff9c, &(0x7f0000000140), 0xe8, 0x0) r1 = fcntl$dupfd(r0, 0x3, 0xffffffffffffffff) ioctl$FIOGETOWN(r1, 0x4004667b, &(0x7f00000000c0)) 145.64466ms ago: executing program 7 (id=23): r0 = syz_open_pts() ioctl$FIOASYNC(r0, 0x80047460, &(0x7f00000000c0)=0x4) ioctl$TIOCSETA(r0, 0x802c7414, &(0x7f0000000100)={0x6, 0xfd41, 0x100, 0x3, "f2b020b7500b1a444efac1f7ef13d2aecc6c5ff8", 0xdd0, 0x1}) 145.396788ms ago: executing program 0 (id=24): mkdir(&(0x7f0000000040)='./file2\x00', 0xc1) mkdir(&(0x7f0000000300)='./file2/file0\x00', 0xc2) rename(&(0x7f00000001c0)='.\x00', &(0x7f0000000240)='./file2/file0\x00') 145.095467ms ago: executing program 5 (id=25): r0 = kqueue() kevent(r0, 0x0, 0x0, &(0x7f0000000340)=[{{r0}, 0xffffffffffffffff, 0xdd, 0xf0000000, 0x3, 0xb}, {{r0}, 0xffffffffffffffff, 0x8, 0x4, 0x7, 0x1000}], 0x2, 0x0) kevent(r0, &(0x7f0000000000), 0x3ff, 0x0, 0x8000800, 0x0) 144.846156ms ago: executing program 2 (id=3): socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) r1 = socket(0x18, 0x2, 0x0) sendmsg$unix(r0, &(0x7f0000001340)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000400)=[@rights={0x18, 0xffff, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r1]}], 0x18, 0x40a}, 0x406) 144.67365ms ago: executing program 4 (id=26): r0 = socket$inet(0x2, 0x2, 0x0) setsockopt$inet_opts(r0, 0x0, 0x200000000000a, &(0x7f00000000c0)="0f", 0x1) setsockopt$inet_opts(r0, 0x0, 0x9, &(0x7f0000000100), 0x0) 144.13742ms ago: executing program 1 (id=27): r0 = semget(0x3, 0x4, 0x3b0) semctl$IPC_STAT(r0, 0x0, 0x2, 0x0) semctl$GETNCNT(r0, 0x1, 0x3, 0x0) 143.894212ms ago: executing program 7 (id=28): sysctl$net_inet_gre(&(0x7f0000000000)={0x4, 0x2, 0x2f, 0x1}, 0x4, 0x0, 0x0, 0x0, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x5) sysctl$kern(&(0x7f0000000000)={0xa}, 0x7, &(0x7f0000000080), 0x0, 0x0, 0x24) 66.511756ms ago: executing program 2 (id=29): writev(0xffffffffffffffff, &(0x7f00000002c0)=[{&(0x7f0000000080)="76e5eac907f9ccf7a251ceddcec7d6aa45cffe2c63a56077123a276d3ba4e9d17eb3eb5db12a3783a8e0620d357de1fe04fa9465b5bd1286e9624dec06a00c222f", 0x25}], 0x1) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x4) unveil(&(0x7f0000000080)='./file0/file0/..\x00', &(0x7f0000000100)='x\x00') 66.228782ms ago: executing program 4 (id=30): r0 = open(&(0x7f0000000480)='./file0\x00', 0x80000000000206, 0x4ebfac6bbaf7959) writev(r0, &(0x7f0000000980)=[{&(0x7f0000000000)="7f454c06", 0x4}, {&(0x7f0000000540)="85aa03b91d37c1c489db2f321b046a31b3a35bee6c1c69e50be4ff12f7ac7ce3695ed5476025593b9745ca6ca0a190bff6f30e71365985f79df2497d", 0x3c}], 0x2) execve(&(0x7f0000000280)='./file0\x00', 0x0, 0x0) 65.924082ms ago: executing program 2 (id=31): mknod(&(0x7f00000000c0)='./file0\x00', 0x1ffa, 0x0) r0 = open(&(0x7f0000000000)='./file0\x00', 0x2, 0x0) ioctl$FIONREAD(r0, 0xc028698d, &(0x7f00000001c0)) 65.811428ms ago: executing program 6 (id=7): sysctl$vfs_fuse(&(0x7f0000000000)={0xa, 0x12, 0x4}, 0x3, 0x0, 0x0, 0x0, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1) sysctl$net_inet_tcp(&(0x7f0000000000)={0x4, 0x2, 0x6, 0x3}, 0x4, 0x0, 0x0, 0x0, 0x0) 65.546247ms ago: executing program 0 (id=32): mknod(&(0x7f0000000280)='./file0\x00', 0x1ffa, 0x0) r0 = open(&(0x7f0000000040)='./file0\x00', 0x2, 0x102) ioctl$FIONREAD(r0, 0xc028698b, &(0x7f0000000100)) 65.305322ms ago: executing program 4 (id=33): socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) fstat(r0, 0x0) fstat(r0, &(0x7f0000001640)) 65.032155ms ago: executing program 6 (id=34): r0 = syz_open_pts() fcntl$lock(r0, 0x8, &(0x7f0000000000)={0x2, 0x0, 0x0, 0x1000300000080}) fcntl$lock(r0, 0x7, &(0x7f0000000040)={0x3, 0x0, 0x9, 0x2}) 29.270234ms ago: executing program 7 (id=35): r0 = syz_open_pts() writev(r0, &(0x7f0000000040)=[{&(0x7f0000000380)="079facfaaed69aea4dc561c3b736feac0a2a76087be8b904ddc6f90b66e0f69b6dfba683b348224cf0ccc2a39b0f79389a2bd9b211424a22ca014b9231e253e257706c75b3f320166475c72455021edf575fab8b5d65b8d261c87c3ccc4e784ea7462f3723edabb8e26d27acb1797e2ef4db27270a", 0xffffff01}], 0x1) ioctl$TIOCFLUSH(r0, 0x80047410, &(0x7f0000000780)=0x7) 28.851341ms ago: executing program 6 (id=36): symlink(&(0x7f0000000000)='.\x00', &(0x7f0000000040)='./file0\x00') unveil(&(0x7f0000000080)='./file0\x00', &(0x7f0000000100)='w\x00') open(&(0x7f0000000000)='./file0\x00', 0x9cab835cfdc52675, 0x0) 28.56802ms ago: executing program 3 (id=37): r0 = socket(0x18, 0x1, 0x0) setsockopt(r0, 0x1000000000029, 0x3d, &(0x7f0000000040)="005082d2", 0x4) getsockopt(r0, 0x29, 0x33, 0x0, 0x0) 28.363702ms ago: executing program 4 (id=38): kevent(0xffffffffffffffff, &(0x7f0000000000)=[{{}, 0xfffffffffffffff9, 0x5, 0x13, 0x4}], 0x0, 0x0, 0x7, 0x0) sysctl$net_inet_tcp(&(0x7f0000000000)={0x7, 0x2, 0x2, 0xa}, 0x4, 0x0, 0x0, 0x0, 0xffffffffffffff49) sysctl$vm_swapencrypt(&(0x7f0000000000)={0x6, 0xb, 0x1}, 0x5, 0x0, 0x0, 0x0, 0xfffffffffffffde7) 28.075692ms ago: executing program 2 (id=39): r0 = socket(0x18, 0x1, 0x0) ioctl$BIOCSETIF(0xffffffffffffffff, 0x8020426c, &(0x7f00000001c0)={'tap', 0x0}) ioctl$FIONREAD(r0, 0x8020690c, &(0x7f00000001c0)) 27.911621ms ago: executing program 1 (id=40): symlink(&(0x7f0000000000)='.\x00', &(0x7f0000000040)='./file0\x00') unveil(&(0x7f0000000600)='./file0/file0/../../file0\x00', &(0x7f0000000640)='w\x00') unveil(&(0x7f00000000c0)='./file0/file0/..\x00', &(0x7f0000000100)='c\x00') 471.735µs ago: executing program 6 (id=41): r0 = socket(0x18, 0x2, 0x0) setsockopt(r0, 0x1000000000029, 0xa, &(0x7f00000002c0)="03000000", 0x4) setsockopt(r0, 0x1000000000029, 0xc, &(0x7f0000000000), 0x14) 0s ago: executing program 4 (id=42): r0 = socket(0x18, 0x2, 0x0) ioctl$BIOCSETIF(0xffffffffffffffff, 0x8020426c, &(0x7f00000001c0)={'tap', 0x0}) ioctl$FIONREAD(r0, 0xc0206911, &(0x7f00000001c0)) kernel console output (not intermixed with test programs): Warning: Permanently added '10.128.0.199' (ED25519) to the list of known hosts. panic: ip6_getpcbopt: unexpected option Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND * 54026 80072 32767 0x10 0x4000000 1 syz-executor 232660 94604 32767 0x10 0 0 syz-executor db_enter() at db_enter+0x25 panic(ffffffff8352a751) at panic+0x1e5 ip6_getpcbopt(ffff8000015fbc00,33,fffffb806affb100) at ip6_getpcbopt+0x3e3 ip6_ctloutput(0,ffff8000015b74a0,29,33,fffffb806affb100) at ip6_ctloutput+0xfb2 sogetopt(ffff8000015b74a0,29,33,fffffb806affb100) at sogetopt+0x128 sys_getsockopt(ffff807ffffe2fb8,ffff80003c3d8da0,ffff80003c3d8cf0) at sys_getsockopt+0x1ec syscall(ffff80003c3d8da0) at syscall+0xbd4 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xd58d10e73f0, count: 7 https://www.openbsd.org/ddb.html describes the minimum info required in bug reports. Insufficient info makes it difficult to find and fix bugs. ddb{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic *cpu1: ip6_getpcbopt: unexpected option ddb{1}> trace db_enter() at db_enter+0x25 panic(ffffffff8352a751) at panic+0x1e5 ip6_getpcbopt(ffff8000015fbc00,33,fffffb806affb100) at ip6_getpcbopt+0x3e3 ip6_ctloutput(0,ffff8000015b74a0,29,33,fffffb806affb100) at ip6_ctloutput+0xfb2 sogetopt(ffff8000015b74a0,29,33,fffffb806affb100) at sogetopt+0x128 sys_getsockopt(ffff807ffffe2fb8,ffff80003c3d8da0,ffff80003c3d8cf0) at sys_getsockopt+0x1ec syscall(ffff80003c3d8da0) at syscall+0xbd4 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xd58d10e73f0, count: -8 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80003c3d8a00 rbx 0xffff80002998ee07 rdx 0xffff8000015df940 rcx 0xffff807ffffe2fb8 rax 0xffff80002998dff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x229416b81edaf732 r11 0x4a2e535b6bddffae r12 0xffff80002998ec08 r13 0 r14 0 r15 0x1 rip 0xffffffff824b12a5 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80003c3d89f0 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=54026 pid=80072 tcnt=2 stat=onproc flags process=10 proc=4000000 runpri=32, usrpri=60, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff807ffffe2a88,0xffff807ffffe2800 process=0xffff807ffffe7040 user=0xffff80003c3d3000, vmspace=0xfffffb806a515028 estcpu=36, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 18172 107177 26734 32767 2 0x10 syz-executor 18172 102470 26734 32767 2 0x4000010 syz-executor 77804 69534 93964 32767 2 0x10 syz-executor 78668 81520 97576 32767 2 0x10 syz-executor 78668 136145 97576 32767 3 0x4000090 fsleep syz-executor 80072 240290 54331 32767 2 0x10 syz-executor *80072 54026 54331 32767 7 0x4000010 syz-executor 37675 388322 47478 32767 2 0x10 syz-executor 37675 53082 47478 32767 3 0x4000090 fsleep syz-executor 63308 202079 34947 32767 2 0x10 syz-executor 63308 48106 34947 32767 3 0x4000090 kqread syz-executor 63308 201095 34947 32767 3 0x4000090 fsleep syz-executor 93964 434744 37595 32767 3 0x90 nanoslp syz-executor 54331 478152 71017 32767 3 0x90 nanoslp syz-executor 47478 307504 90645 32767 3 0x90 nanoslp syz-executor 34947 4880 10186 32767 3 0x90 nanoslp syz-executor 26734 220265 89003 32767 3 0x90 nanoslp syz-executor 97576 98766 32018 32767 3 0x90 nanoslp syz-executor 94604 232660 95720 32767 7 0x10 syz-executor 90645 270033 54171 0 3 0x82 wait syz-executor 37595 281780 54171 0 3 0x82 wait syz-executor 10186 369396 54171 0 3 0x82 wait syz-executor 89003 480210 54171 0 3 0x82 wait syz-executor 71017 51219 54171 0 3 0x82 wait syz-executor 32018 184188 54171 0 3 0x82 wait syz-executor 95720 107728 54171 0 3 0x82 wait syz-executor 1000 445630 54171 0 3 0x82 wait syz-executor 54171 16579 49916 0 3 0x82 kqread syz-executor 49916 431821 77458 0 3 0x10008a sigsusp ksh 77458 210844 2512 0 3 0x98 kqread sshd-session 2512 497597 39976 0 3 0x92 kqread sshd-session 69435 263915 1 0 3 0x100083 ttyin getty 39976 390841 1 0 3 0x88 kqread sshd 73524 474512 5939 73 3 0x1100090 kqread syslogd 5939 17037 1 0 3 0x100082 sbwait syslogd 47014 388206 1 0 3 0x100080 kqread resolvd 14579 210750 33558 77 3 0x100092 kqread dhcpleased 85507 433902 33558 77 3 0x100092 kqread dhcpleased 33558 517781 1 0 3 0x80 kqread dhcpleased 34150 19941 0 0 3 0x14200 bored smr 67923 419372 0 0 2 0x14200 zerothread 75216 103748 0 0 3 0x14200 aiodoned aiodoned 92477 244438 0 0 3 0x14200 syncer update 894 379427 0 0 3 0x14200 cleaner cleaner 7582 61069 0 0 3 0x14200 reaper reaper 47400 124255 0 0 3 0x14200 pgdaemon pagedaemon 27523 199918 0 0 3 0x14200 bored viomb 7181 485568 0 0 3 0x40014200 acpi0 acpi0 48808 10326 0 0 3 0x40014200 idle1 49176 324765 0 0 3 0x14200 bored softnet1 89806 484403 0 0 3 0x14200 bored softnet0 65986 439842 0 0 3 0x14200 bored systqmp 89831 143297 0 0 3 0x14200 bored systq 38031 200900 0 0 3 0x14200 tmoslp softclockmp 24999 478109 0 0 3 0x40014200 tmoslp softclock 71734 498687 0 0 3 0x40014200 idle0 1 442582 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 80072 (syz-executor) thread 0xffff807ffffe2fb8 (54026) exclusive rwlock netlock r = 0 (0xffffffff839554d0) #0 witness_lock+0x5f1 #1 rw_do_enter_write+0x419 #2 sogetopt+0x105 #3 sys_getsockopt+0x1ec #4 syscall+0xbd4 #5 Xsyscall+0x128 Process 94604 (syz-executor) thread 0xffff80002a23cd10 (232660) exclusive rrwlock inode r = 0 (0xfffffb80665121e8) #0 witness_lock+0x5f1 #1 rw_do_enter_write+0x419 #2 rrw_enter+0xc6 #3 VOP_LOCK+0xbd #4 vn_lock+0xa4 #5 vget+0x2a2 #6 ufs_ihashget+0x185 #7 ffs_vget+0x8c #8 ufs_lookup+0x1a36 #9 VOP_LOOKUP+0x6e #10 vfs_lookup+0x963 #11 namei+0x7c5 #12 dounlinkat+0xc1 #13 syscall+0xb17 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffb806ab46e90) #0 witness_lock+0x5f1 #1 rw_do_enter_write+0x419 #2 rrw_enter+0xc6 #3 VOP_LOCK+0xbd #4 vn_lock+0xa4 #5 vfs_lookup+0x12b #6 namei+0x7c5 #7 dounlinkat+0xc1 #8 syscall+0xb17 #9 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11046 12018K 12034K 166960K 12137 0 pcb 17 12K 12K 166960K 17 0 rtable 237 6K 7K 166960K 355 0 pf 31 16K 16K 166960K 31 0 ifaddr 42 7K 7K 166960K 44 0 ifgroup 50 2K 2K 166960K 50 0 sysctl 1 1K 9K 166960K 5 0 counters 70 37K 37K 166960K 70 0 ioctlops 0 0K 2K 166960K 29 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1287 81K 81K 166960K 1353 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 3 0 VM map 2 1K 1K 166960K 2 0 sem 3 0K 0K 166960K 3 0 dirhash 12 2K 2K 166960K 12 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 24 89K 125K 166960K 182 0 proc 58 99K 147K 166960K 499 0 subproc 72 4K 4K 166960K 72 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 6 0 in_multi 99 7K 7K 166960K 99 0 ether_multi 1 0K 0K 166960K 1 0 mrt 0 0K 0K 166960K 2 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 37 175K 175K 166960K 37 0 exec 0 0K 1K 166960K 370 0 fusefs mount 1 32K 32K 166960K 1 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 233 167K 175K 166960K 3296 0 UVM aobj 4 2K 2K 166960K 4 0 pinsyscall 45 90K 112K 166960K 1292 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 1 0K 0K 166960K 1 0 NDP 27 2K 2K 166960K 27 0 temp 34 9114K 9121K 166960K 3793 0 kqueue 14 22K 22K 166960K 28 0 SYN cache 2 16K 16K 166960K 2 0 ddb{1}> 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 37 0 34 1 0 1 1 0 8 0 rtentry 176 111 0 1 5 0 5 5 0 8 0 unpcb 144 45 0 30 1 0 1 1 0 8 0 syncache 336 4 0 4 1 0 1 1 0 8 1 tcpcb 736 11 0 5 1 0 1 1 0 8 0 arp 136 18 0 0 1 0 1 1 0 8 0 inpcb 328 70 0 61 1 0 1 1 0 8 0 nd6 152 24 0 0 1 0 1 1 0 8 0 kcovpl 48 8 0 0 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 452 0 0 29 0 29 29 0 8 0 art_table 40 453 0 0 5 0 5 5 0 8 0 art_node 32 111 0 11 1 0 1 1 0 8 0 semapl 72 1 0 0 1 0 1 1 0 8 0 shmpl 112 1 0 0 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1597 0 133 92 0 92 92 0 8 0 ffsino 296 1597 0 133 113 0 113 113 0 8 0 nchpl 144 1836 0 146 63 0 63 63 0 8 0 vnodes 216 1678 0 0 94 0 94 94 0 8 0 namei 1024 5365 0 5365 1 0 1 1 0 8 1 percpumem 16 50 0 0 1 0 1 1 0 8 0 kstatmem 264 25 0 0 2 0 2 2 0 8 0 scxspl 216 6391 0 6391 4 1 3 3 1 8 3 plimitpl 152 37 0 13 1 0 1 1 0 8 0 sigapl 424 483 0 431 7 0 7 7 0 8 0 knotepl 120 52 0 0 2 0 2 2 0 8 0 kqueuepl 224 24 0 14 1 0 1 1 0 8 0 pipepl 344 123 0 96 3 0 3 3 0 8 0 fdescpl 528 467 0 431 4 0 4 4 0 8 0 filepl 160 1517 0 1308 9 0 9 9 0 8 0 lockfpl 104 11 0 9 1 0 1 1 0 8 0 lockfspl 48 6 0 4 1 0 1 1 0 8 0 sessionpl 144 23 0 7 1 0 1 1 0 8 0 pgrppl 48 31 0 7 1 0 1 1 0 8 0 ucredpl 104 116 0 97 1 0 1 1 0 8 0 zombiepl 144 432 0 431 1 0 1 1 0 8 0 processpl 1232 483 0 431 5 0 5 5 0 8 0 procpl 664 528 0 470 6 0 6 6 0 8 0 sockpl 752 152 0 125 4 0 4 4 0 8 1 mcl8k 8192 2 0 0 1 0 1 1 0 8 0 mcl4k 4096 128 0 0 16 0 16 16 0 8 0 mcl2k 2048 21 0 0 3 0 3 3 0 8 0 mtagpl 96 1 0 0 1 0 1 1 0 8 0 mbufpl 256 202 0 0 13 0 13 13 0 8 0 bufpl 272 2329 0 102 149 0 149 149 0 8 0 anonpl 32 3585 0 0 29 0 29 29 0 115 0 amapchunkpl 152 8883 0 8385 20 0 20 20 0 158 0 amappl16 200 1381 0 1363 5 0 5 5 0 8 3 amappl15 192 40 0 40 1 0 1 1 0 8 1 amappl14 184 424 0 422 1 0 1 1 0 8 0 amappl13 176 142 0 132 1 0 1 1 0 8 0 amappl12 168 708 0 673 2 0 2 2 0 8 0 amappl11 160 5 0 5 1 0 1 1 0 8 1 amappl10 152 59 0 49 1 0 1 1 0 8 0 amappl9 144 280 0 280 1 0 1 1 0 8 1 amappl8 136 106 0 105 1 0 1 1 0 8 0 amappl7 128 140 0 129 1 0 1 1 0 8 0 amappl6 120 144 0 143 1 0 1 1 0 8 0 amappl5 112 96 0 89 1 0 1 1 0 8 0 amappl4 104 265 0 248 1 0 1 1 0 8 0 amappl3 96 1671 0 1551 4 0 4 4 0 8 0 amappl2 88 526 0 476 2 0 2 2 0 8 0 amappl1 80 10507 0 9934 14 0 14 14 0 8 1 amappl 88 2597 0 2428 4 0 4 4 0 92 0 uvmvnodes 80 97 0 0 2 0 2 2 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 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 3 0 0 1 0 1 1 0 8 0 uaddrrnd 24 467 0 431 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 467 0 431 1 0 1 1 0 8 0 vmmpekpl 168 5600 0 5567 2 0 2 2 0 8 0 vmmpepl 168 38734 0 36758 94 0 94 94 0 357 5 vmsppl 488 466 0 431 7 1 6 6 0 8 0 rwobjpl 80 14184 0 13272 22 0 22 22 0 8 0 pdppl 4096 941 0 862 113 16 97 97 0 8 18 pvpl 32 10285 0 0 84 0 84 84 0 265 1 pmappl 256 466 0 431 4 1 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 430 0 19 12 0 12 12 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff838faff0) at x86_ipi_db+0x27 x86_ipi_handler() at x86_ipi_handler+0xd9 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff83a4af40) at __mp_lock+0x192 __mp_acquire_count(ffffffff83a4af40,1) at __mp_acquire_count+0x58 sleep_finish(ffffffffffffffff,1) at sleep_finish+0x2d8 biowait(fffffb806a85a120) at biowait+0xc6 bwrite(fffffb806a85a120) at bwrite+0x359 ufs_dirremove(fffffb806aa91b30,fffffb8066512148,800c,1) at ufs_dirremove+0x290 ufs_rmdir(ffff80002eb662e0) at ufs_rmdir+0x238 VOP_RMDIR(fffffb806aa91b30,fffffb806a31ebe0,ffff80002eb663b8) at VOP_RMDIR+0x192 dounlinkat(ffff80002a23cd10,ffffff9c,7266b55da1d0,8) at dounlinkat+0x2e0 syscall(ffff80002eb66530) at syscall+0xb17 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7266b55da1c0, count: 1 ddb{0}> trace x86_ipi_db(ffffffff838faff0) at x86_ipi_db+0x27 x86_ipi_handler() at x86_ipi_handler+0xd9 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff83a4af40) at __mp_lock+0x192 __mp_acquire_count(ffffffff83a4af40,1) at __mp_acquire_count+0x58 sleep_finish(ffffffffffffffff,1) at sleep_finish+0x2d8 biowait(fffffb806a85a120) at biowait+0xc6 bwrite(fffffb806a85a120) at bwrite+0x359 ufs_dirremove(fffffb806aa91b30,fffffb8066512148,800c,1) at ufs_dirremove+0x290 ufs_rmdir(ffff80002eb662e0) at ufs_rmdir+0x238 VOP_RMDIR(fffffb806aa91b30,fffffb806a31ebe0,ffff80002eb663b8) at VOP_RMDIR+0x192 dounlinkat(ffff80002a23cd10,ffffff9c,7266b55da1d0,8) at dounlinkat+0x2e0 syscall(ffff80002eb66530) at syscall+0xb17 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7266b55da1c0, count: -14 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x25: addq $0x8,%rsp db_enter() at db_enter+0x25 panic(ffffffff8352a751) at panic+0x1e5 ip6_getpcbopt(ffff8000015fbc00,33,fffffb806affb100) at ip6_getpcbopt+0x3e3 ip6_ctloutput(0,ffff8000015b74a0,29,33,fffffb806affb100) at ip6_ctloutput+0xfb2 sogetopt(ffff8000015b74a0,29,33,fffffb806affb100) at sogetopt+0x128 sys_getsockopt(ffff807ffffe2fb8,ffff80003c3d8da0,ffff80003c3d8cf0) at sys_getsockopt+0x1ec syscall(ffff80003c3d8da0) at syscall+0xbd4 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xd58d10e73f0, count: 7 ddb{1}> trace db_enter() at db_enter+0x25 panic(ffffffff8352a751) at panic+0x1e5 ip6_getpcbopt(ffff8000015fbc00,33,fffffb806affb100) at ip6_getpcbopt+0x3e3 ip6_ctloutput(0,ffff8000015b74a0,29,33,fffffb806affb100) at ip6_ctloutput+0xfb2 sogetopt(ffff8000015b74a0,29,33,fffffb806affb100) at sogetopt+0x128 sys_getsockopt(ffff807ffffe2fb8,ffff80003c3d8da0,ffff80003c3d8cf0) at sys_getsockopt+0x1ec syscall(ffff80003c3d8da0) at syscall+0xbd4 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xd58d10e73f0, count: -8