panic: kernel diagnostic assertion "vp->v_usecount == 0" failed: file "/syzkaller/managers/multicore/kernel/sys/kern/vfs_subr.c", line 639 Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 336816 32544 0 0x8400000 0 1 syz-executor *249971 32544 0 0x8400000 0x4000000 0K syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830d879b) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff8308cc41,ffffffff830a7f75,27f,ffffffff83024d44) at __assert+0x29 vdoom(fffffd806aef69a8) at vdoom+0x105 sys/kern/vfs_subr.c:641 ufs_inactive(ffff800033be0578) at ufs_inactive+0x188 sys/ufs/ufs/ufs_inode.c:89 VOP_INACTIVE(fffffd806aef69a8,ffff80002a03fbf8) at VOP_INACTIVE+0x107 sys/kern/vfs_vops.c:495 vclean(fffffd806aef69a8,8,ffff80002a03fbf8) at vclean+0x234 sys/kern/vfs_subr.c:1107 vgonel(fffffd806aef69a8,ffff80002a03fbf8) at vgonel+0xec sys/kern/vfs_subr.c:1197 vop_generic_revoke(ffff800033be0708) at vop_generic_revoke+0x32a sys/kern/vfs_default.c:105 VOP_REVOKE(fffffd806aef6720,1) at VOP_REVOKE+0x65 sys/kern/vfs_vops.c:291 ptmioctl(5100,40287401,ffff800033be0bd0,3,ffff80002a03fbf8) at ptmioctl+0x832 sys/kern/tty_pty.c:1172 VOP_IOCTL(fffffd806dd83878,40287401,ffff800033be0bd0,3,fffffd807f7d32d8,ffff80002a03fbf8) at VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 vn_ioctl(fffffd806ab5e7d8,40287401,ffff800033be0bd0,ffff80002a03fbf8) at vn_ioctl+0xf6 sys/kern/vfs_vnops.c:525 sys_ioctl(ffff80002a03fbf8,ffff800033be0db0,ffff800033be0d00) at sys_ioctl+0x67c end trace frame: 0xffff800033be0da0, count: 0 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{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic *cpu0: kernel diagnostic assertion "vp->v_usecount == 0" failed: file "/syzkaller/managers/multicore/kernel/sys/kern/vfs_subr.c", line 639 ddb{0}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830d879b) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff8308cc41,ffffffff830a7f75,27f,ffffffff83024d44) at __assert+0x29 vdoom(fffffd806aef69a8) at vdoom+0x105 sys/kern/vfs_subr.c:641 ufs_inactive(ffff800033be0578) at ufs_inactive+0x188 sys/ufs/ufs/ufs_inode.c:89 VOP_INACTIVE(fffffd806aef69a8,ffff80002a03fbf8) at VOP_INACTIVE+0x107 sys/kern/vfs_vops.c:495 vclean(fffffd806aef69a8,8,ffff80002a03fbf8) at vclean+0x234 sys/kern/vfs_subr.c:1107 vgonel(fffffd806aef69a8,ffff80002a03fbf8) at vgonel+0xec sys/kern/vfs_subr.c:1197 vop_generic_revoke(ffff800033be0708) at vop_generic_revoke+0x32a sys/kern/vfs_default.c:105 VOP_REVOKE(fffffd806aef6720,1) at VOP_REVOKE+0x65 sys/kern/vfs_vops.c:291 ptmioctl(5100,40287401,ffff800033be0bd0,3,ffff80002a03fbf8) at ptmioctl+0x832 sys/kern/tty_pty.c:1172 VOP_IOCTL(fffffd806dd83878,40287401,ffff800033be0bd0,3,fffffd807f7d32d8,ffff80002a03fbf8) at VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 vn_ioctl(fffffd806ab5e7d8,40287401,ffff800033be0bd0,ffff80002a03fbf8) at vn_ioctl+0xf6 sys/kern/vfs_vnops.c:525 sys_ioctl(ffff80002a03fbf8,ffff800033be0db0,ffff800033be0d00) at sys_ioctl+0x67c syscall(ffff800033be0db0) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff800033be0db0) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7c8e2a5a8e0, count: -16 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff800033be0400 rbx 0xffffffff834a4d87 cpu_info_full_primary+0x2d87 rdx 0xffff800001199280 rcx 0xffff80002a03fbf8 rax 0xffffffff834a3ff0 cpu_info_full_primary+0x1ff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xf2a1f002b6b16332 r11 0x10bbec1da9462d0 r12 0xffffffff834a4b88 cpu_info_full_primary+0x2b88 r13 0 r14 0 r15 0x1 rip 0xffffffff82d4df45 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff800033be03f0 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor) tid=249971 pid=32544 tcnt=2 stat=onproc flags process=8400000 proc=4000000 runpri=32, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000ffffdbe8,0xffff80002a03e7c8 process=0xffff8000371afaa0 user=0xffff800033bdb000, vmspace=0xfffffd806c423a68 estcpu=36, cpticks=2, pctcpu=0.0, user=0, sys=2, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 22362 233994 44762 0 2 0x8000000 syz-executor 22362 261510 44762 0 3 0xc000080 msgwait syz-executor 32544 336816 35813 0 7 0x8400000 syz-executor *32544 249971 35813 0 7 0xc400000 syz-executor 15200 510279 18958 0 3 0x8000080 nanoslp syz-executor 15200 426623 18958 0 3 0xc000080 kqpoll syz-executor 15200 360452 18958 0 3 0xc000080 fsleep syz-executor 22745 43599 83526 0 2 0x8000000 syz-executor 22745 388516 83526 0 3 0xc000080 kqsel syz-executor 22745 338175 83526 0 3 0xc000080 sbwait syz-executor 22745 181843 83526 0 3 0xc000080 fsleep syz-executor 46500 207088 85709 0 3 0x8000080 nanoslp syz-executor 46500 503776 85709 0 3 0xc000080 kqsel syz-executor 46500 476636 85709 0 3 0xc000080 fsleep syz-executor 44762 87883 53518 0 3 0x8000082 nanoslp syz-executor 55835 294484 53518 0 3 0x8000082 nanoslp syz-executor 27552 382673 53518 0 3 0x8000002 vget syz-executor 17066 129618 53518 0 3 0x8000082 nanoslp syz-executor 83526 187259 53518 0 3 0x8000082 nanoslp syz-executor 85709 383353 53518 0 3 0x8000082 nanoslp syz-executor 18958 24242 53518 0 3 0x8000082 nanoslp syz-executor 35813 403344 53518 0 3 0x8000082 nanoslp syz-executor 78197 347634 0 0 3 0x14200 bored sosplice 53518 309915 16472 0 3 0x8000082 kqread syz-executor 16472 442946 69536 0 3 0x810008a sigsusp ksh 69536 522570 96811 0 3 0x18000098 kqread sshd-session 96811 175871 29 0 3 0x18000092 kqread sshd-session 87772 76124 1 0 3 0x18100083 ttyin getty 29 121209 1 0 3 0x18000088 kqread sshd 90549 297413 10631 74 3 0x19100092 bpf pflogd 10631 520979 1 0 3 0x18000080 sbwait pflogd 79164 110984 43293 73 3 0x19100010 biowait syslogd 43293 49724 1 0 3 0x18100082 sbwait syslogd 7670 77089 1 0 3 0x18100080 kqread resolvd 73511 207878 29876 77 3 0x18100092 kqread dhcpleased 97692 116794 29876 77 3 0x18100092 kqread dhcpleased 29876 482411 1 0 3 0x18000080 kqread dhcpleased 67436 42849 0 0 3 0x14200 bored smr 95590 24236 0 0 3 0x14200 pgzero zerothread 15257 372544 0 0 3 0x14200 aiodoned aiodoned 13433 415854 0 0 3 0x14200 syncer update 164 279628 0 0 3 0x14200 cleaner cleaner 35920 86167 0 0 3 0x14200 reaper reaper 20116 274368 0 0 3 0x14200 pgdaemon pagedaemon 79647 203755 0 0 3 0x14200 bored viomb 53338 22422 0 0 3 0x40014200 acpi0 acpi0 65477 31433 0 0 3 0x40014200 idle1 85015 267391 0 0 3 0x14200 bored softnet3 50594 263510 0 0 3 0x14200 bored softnet2 99695 113924 0 0 3 0x14200 bored softnet1 31491 268742 0 0 3 0x14200 bored softnet0 24102 117223 0 0 3 0x14200 bored systqmp 28888 143817 0 0 3 0x14200 bored systq 48737 200959 0 0 3 0x14200 tmoslp softclockmp 54357 449065 0 0 3 0x40014200 tmoslp softclock 95687 418200 0 0 3 0x40014200 idle0 1 45115 0 0 3 0x8000082 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks CPU 0: exclusive mutex /syzkaller/managers/multicore/kernel/sys/kern/vfs_subr.c:119 r = 0 (0xffffffff8341ff18) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 mtx_enter_try+0x178 #2 mtx_enter+0x60 sys/kern/kern_lock.c:239 #3 vdoom+0x2b sys/kern/vfs_subr.c:639 #4 ufs_inactive+0x188 sys/ufs/ufs/ufs_inode.c:89 #5 VOP_INACTIVE+0x107 sys/kern/vfs_vops.c:495 #6 vclean+0x234 sys/kern/vfs_subr.c:1107 #7 vgonel+0xec sys/kern/vfs_subr.c:1197 #8 vop_generic_revoke+0x32a sys/kern/vfs_default.c:105 #9 VOP_REVOKE+0x65 sys/kern/vfs_vops.c:291 #10 ptmioctl+0x832 sys/kern/tty_pty.c:1172 #11 VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 #12 vn_ioctl+0xf6 sys/kern/vfs_vnops.c:525 #13 sys_ioctl+0x67c #14 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #14 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #15 Xsyscall+0x128 Process 32544 (syz-executor) thread 0xffff80002a03fbf8 (249971) exclusive rrwlock inode r = 0 (0xfffffd805e5e3f88) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vclean+0x176 sys/kern/vfs_subr.c:1081 #5 vgonel+0xec sys/kern/vfs_subr.c:1197 #6 vop_generic_revoke+0x32a sys/kern/vfs_default.c:105 #7 VOP_REVOKE+0x65 sys/kern/vfs_vops.c:291 #8 ptmioctl+0x832 sys/kern/tty_pty.c:1172 #9 VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 #10 vn_ioctl+0xf6 sys/kern/vfs_vnops.c:525 #11 sys_ioctl+0x67c #12 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #12 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #13 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff8355d7e8) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 __mp_acquire_count+0x58 #2 mi_switch+0x658 sys/kern/sched_bsd.c:460 #3 sleep_finish+0x229 sys/kern/kern_synch.c:416 #4 rw_enter+0x348 sys/kern/kern_rwlock.c:285 #5 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #6 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #7 vclean+0x176 sys/kern/vfs_subr.c:1081 #8 vgonel+0xec sys/kern/vfs_subr.c:1197 #9 vop_generic_revoke+0x32a sys/kern/vfs_default.c:105 #10 VOP_REVOKE+0x65 sys/kern/vfs_vops.c:291 #11 ptmioctl+0x832 sys/kern/tty_pty.c:1172 #12 VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 #13 vn_ioctl+0xf6 sys/kern/vfs_vnops.c:525 #14 sys_ioctl+0x67c #15 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #15 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #16 Xsyscall+0x128 exclusive mutex /syzkaller/managers/multicore/kernel/sys/kern/vfs_subr.c:119 r = 0 (0xffffffff8341ff18) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 mtx_enter_try+0x178 #2 mtx_enter+0x60 sys/kern/kern_lock.c:239 #3 vdoom+0x2b sys/kern/vfs_subr.c:639 #4 ufs_inactive+0x188 sys/ufs/ufs/ufs_inode.c:89 #5 VOP_INACTIVE+0x107 sys/kern/vfs_vops.c:495 #6 vclean+0x234 sys/kern/vfs_subr.c:1107 #7 vgonel+0xec sys/kern/vfs_subr.c:1197 #8 vop_generic_revoke+0x32a sys/kern/vfs_default.c:105 #9 VOP_REVOKE+0x65 sys/kern/vfs_vops.c:291 #10 ptmioctl+0x832 sys/kern/tty_pty.c:1172 #11 VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 #12 vn_ioctl+0xf6 sys/kern/vfs_vnops.c:525 #13 sys_ioctl+0x67c #14 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #14 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #15 Xsyscall+0x128 Process 22745 (syz-executor) thread 0xffff800033d8e7c0 (338175) exclusive rrwlock inode r = 0 (0xfffffd805e5e3c58) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 ufs_ihashins+0x4f sys/ufs/ufs/ufs_ihash.c:120 #5 ffs_vget+0x187 sys/ufs/ffs/ffs_vfsops.c:1230 #6 ufs_lookup+0x16bc sys/ufs/ufs/ufs_lookup.c:573 #7 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #8 vfs_lookup+0x8fa sys/kern/vfs_lookup.c:566 #9 namei+0x7aa sys/kern/vfs_lookup.c:250 #10 vn_open+0x13f sys/kern/vfs_vnops.c:140 #11 vndioctl+0xcb1 sys/dev/vnd.c:457 #12 VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 #13 vn_ioctl+0xf6 sys/kern/vfs_vnops.c:525 #14 sys_ioctl+0x67c #15 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #15 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #16 Xsyscall+0x128 Process 27552 (syz-executor) thread 0xffff800033d8e2b0 (382673) exclusive rrwlock inode r = 0 (0xfffffd806dd7bc48) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 ufs_ihashins+0x4f sys/ufs/ufs/ufs_ihash.c:120 #5 ffs_vget+0x187 sys/ufs/ffs/ffs_vfsops.c:1230 #6 ufs_lookup+0x16bc sys/ufs/ufs/ufs_lookup.c:573 #7 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #8 vfs_lookup+0x8fa sys/kern/vfs_lookup.c:566 #9 namei+0x7aa sys/kern/vfs_lookup.c:250 #10 dofstatat+0xd2 sys/kern/vfs_syscalls.c:2070 #11 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #11 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #12 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd805e5e3708) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 vget+0x2bd sys/kern/vfs_subr.c:696 #6 cache_lookup+0x36e sys/kern/vfs_cache.c:222 #7 ufs_lookup+0x218 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 dofstatat+0xd2 sys/kern/vfs_syscalls.c:2070 #12 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #12 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #13 Xsyscall+0x128 Process 79164 (syslogd) thread 0xffff8000ffffd6d8 (110984) exclusive rrwlock inode r = 0 (0xfffffd806e4a20a0) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 sys_fsync+0x152 sys/kern/vfs_syscalls.c:2927 #6 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #6 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10194 10216K 10424K 166960K 11569 0 pcb 20 16K 17K 166960K 135 0 rtable 244 7K 8K 166960K 1203 0 pf 33 9K 11K 166960K 108 0 ifaddr 45 15K 15K 166960K 164 0 ifgroup 55 2K 2K 166960K 174 0 sysctl 2 0K 0K 166960K 2 0 counters 64 36K 36K 166960K 126 0 ioctlops 0 0K 4K 166960K 1591 0 iov 0 0K 12K 166960K 9 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1381 87K 87K 166960K 1942 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 12 0K 0K 166960K 21 0 dirhash 12 2K 2K 166960K 15 0 ACPI 1697 195K 286K 166960K 12548 0 file desc 17 61K 93K 166960K 737 0 sigio 0 0K 0K 166960K 3 0 proc 70 91K 128K 166960K 1298 0 subproc 104 6K 7K 166960K 468 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 58 0 in_multi 99 7K 7K 166960K 415 0 ether_multi 1 0K 0K 166960K 1 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 67 307K 307K 166960K 67 0 exec 0 0K 1K 166960K 726 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 247 73K 99K 166960K 6807 0 UVM aobj 6 2K 2K 166960K 6 0 pinsyscall 42 84K 103K 166960K 2508 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 11 0 NDP 14 0K 2K 166960K 113 0 temp 51 6810K 6874K 166960K 18070 0 kqueue 13 20K 26K 166960K 39 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 120 105 0 101 1 0 1 1 0 8 0 rtentry 112 417 0 306 6 2 4 4 0 8 0 unpcb 144 191 0 168 3 1 2 2 0 8 1 syncache 336 5 0 5 2 1 1 1 0 8 1 tcpqe 32 1 0 1 1 0 1 1 0 8 1 tcpcb 808 114 0 109 6 5 1 5 0 8 0 arp 120 74 0 56 1 0 1 1 0 8 0 inpcb 384 683 0 671 25 13 12 12 0 8 9 nd6 136 109 0 84 1 0 1 1 0 8 0 kcovpl 48 36 0 28 1 0 1 1 0 8 0 ppxss 1168 3 0 3 2 1 1 1 0 8 1 pffrag 232 2 0 1 2 1 1 1 0 482 0 pffrnode 88 2 0 1 2 1 1 1 0 8 0 pffrent 40 3 0 2 2 1 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 pftag 88 3 0 0 1 0 1 1 0 8 0 pfqueue 264 1 0 0 1 0 1 1 0 8 0 pfstitem 24 56 0 30 1 0 1 1 0 8 0 pfstkey 128 56 0 30 1 0 1 1 0 8 0 pfstate 376 56 0 30 3 0 3 3 0 8 0 pfrule 1344 22 0 17 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 1660 0 1203 35 6 29 29 0 8 0 art_table 32 1661 0 1203 4 0 4 4 0 8 0 art_node 16 415 0 314 1 0 1 1 0 8 0 sysvmsgpl 40 7 0 2 1 0 1 1 0 8 0 semapl 112 18 0 8 1 0 1 1 0 8 0 shmpl 112 3 0 0 1 0 1 1 0 8 0 dirhash 1024 19 0 2 3 0 3 3 0 8 0 dino2pl 256 2014 0 451 99 1 98 98 0 8 0 ffsino 272 2014 0 451 105 0 105 105 0 8 0 nchpl 144 2498 0 768 65 0 65 65 0 8 0 uvmvnodes 80 2572 0 0 53 0 53 53 0 8 0 vnodes 216 2572 0 0 143 0 143 143 0 8 0 namei 1024 10985 0 10984 2 1 1 2 0 8 0 percpumem 16 77 0 31 1 0 1 1 0 8 0 kstatmem 264 86 0 62 2 0 2 2 0 8 0 scxspl 216 14307 0 14306 8 7 1 7 1 8 0 plimitpl 152 152 0 133 1 0 1 1 0 8 0 sigapl 424 981 0 931 8 1 7 7 0 8 0 futexpl 64 3628 0 3625 3 2 1 1 0 8 0 knotepl 120 72 0 0 2 0 2 2 0 8 0 kqueuepl 216 70 0 57 1 0 1 1 0 8 0 pipepl 320 210 0 183 3 0 3 3 0 8 0 fdescpl 496 961 0 930 6 1 5 5 0 8 0 filepl 152 4635 0 4362 26 8 18 18 0 8 5 lockfpl 104 90 0 87 1 0 1 1 0 8 0 lockfspl 48 41 0 38 1 0 1 1 0 8 0 sessionpl 144 49 0 40 1 0 1 1 0 8 0 pgrppl 48 88 0 71 1 0 1 1 0 8 0 ucredpl 104 488 0 474 1 0 1 1 0 8 0 zombiepl 144 933 0 931 1 0 1 1 0 8 0 processpl 1152 981 0 931 5 1 4 5 0 8 0 procpl 648 1349 0 1290 6 0 6 6 0 8 0 srpgc 96 4 0 4 2 2 0 1 0 8 0 sosppl 168 6 0 6 2 2 0 1 0 8 0 sockpl 664 982 0 943 23 11 12 12 0 8 7 mcl64k 65536 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 216 0 0 27 0 27 27 0 8 0 mtagpl 96 5 0 0 1 0 1 1 0 8 0 mbufpl 256 361 0 0 20 0 20 20 0 8 0 bufpl 280 6293 0 121 441 0 441 441 0 8 0 anonpl 24 197068 0 193505 73 16 57 71 0 185 28 amapchunkpl 152 21001 0 20463 33 3 30 31 0 158 8 amappl16 200 4058 0 4041 29 27 2 26 0 8 1 amappl15 192 8 0 8 1 1 0 1 0 8 0 amappl14 184 170 0 158 1 0 1 1 0 8 0 amappl13 176 48 0 48 1 1 0 1 0 8 0 amappl12 168 2035 0 2004 4 2 2 3 0 8 0 amappl11 160 60 0 45 1 0 1 1 0 8 0 amappl10 152 13 0 13 1 1 0 1 0 8 0 amappl9 144 134 0 134 1 1 0 1 0 8 0 amappl8 136 30 0 27 1 0 1 1 0 8 0 amappl7 128 191 0 179 1 0 1 1 0 8 0 amappl6 120 458 0 456 1 0 1 1 0 8 0 amappl5 112 246 0 235 1 0 1 1 0 8 0 amappl4 104 441 0 421 1 0 1 1 0 8 0 amappl3 96 3984 0 3860 5 1 4 4 0 8 0 amappl2 88 1000 0 933 2 0 2 2 0 8 0 amappl1 80 11151 0 10567 15 1 14 14 0 8 0 amappl 88 6233 0 6048 6 1 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 5 0 0 1 0 1 1 0 8 0 uaddrrnd 24 961 0 930 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 961 0 930 1 0 1 1 0 8 0 vmmpekpl 168 10096 0 10050 3 0 3 3 0 8 0 vmmpepl 168 67245 0 65345 103 14 89 103 0 357 4 vmsppl 440 960 0 930 6 2 4 5 0 8 0 rwobjpl 56 25131 0 21597 54 4 50 50 0 8 0 pdppl 4096 1929 0 1860 139 66 73 85 0 8 4 pvpl 32 28006 0 0 227 1 226 226 0 265 0 pmappl 248 960 0 930 3 0 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 447 0 83 11 0 11 11 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 panic(ffffffff830d879b) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff8308cc41,ffffffff830a7f75,27f,ffffffff83024d44) at __assert+0x29 vdoom(fffffd806aef69a8) at vdoom+0x105 sys/kern/vfs_subr.c:641 ufs_inactive(ffff800033be0578) at ufs_inactive+0x188 sys/ufs/ufs/ufs_inode.c:89 VOP_INACTIVE(fffffd806aef69a8,ffff80002a03fbf8) at VOP_INACTIVE+0x107 sys/kern/vfs_vops.c:495 vclean(fffffd806aef69a8,8,ffff80002a03fbf8) at vclean+0x234 sys/kern/vfs_subr.c:1107 vgonel(fffffd806aef69a8,ffff80002a03fbf8) at vgonel+0xec sys/kern/vfs_subr.c:1197 vop_generic_revoke(ffff800033be0708) at vop_generic_revoke+0x32a sys/kern/vfs_default.c:105 VOP_REVOKE(fffffd806aef6720,1) at VOP_REVOKE+0x65 sys/kern/vfs_vops.c:291 ptmioctl(5100,40287401,ffff800033be0bd0,3,ffff80002a03fbf8) at ptmioctl+0x832 sys/kern/tty_pty.c:1172 VOP_IOCTL(fffffd806dd83878,40287401,ffff800033be0bd0,3,fffffd807f7d32d8,ffff80002a03fbf8) at VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 vn_ioctl(fffffd806ab5e7d8,40287401,ffff800033be0bd0,ffff80002a03fbf8) at vn_ioctl+0xf6 sys/kern/vfs_vnops.c:525 sys_ioctl(ffff80002a03fbf8,ffff800033be0db0,ffff800033be0d00) at sys_ioctl+0x67c syscall(ffff800033be0db0) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff800033be0db0) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7c8e2a5a8e0, count: -16 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffff800029b7bff0) 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 end of kernel end trace frame: 0x7c583b250820, count: 12 ddb{1}> trace x86_ipi_db(ffff800029b7bff0) 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 end of kernel end trace frame: 0x7c583b250820, count: -3