uvm_fault(0xfffffd806c80bb90, 0x0, 0, 1) -> e kernel: page fault trap, code=0 Stopped at dt_ioctl_record_stop+0x108: movq 0(%r14),%r14 TID PID UID PRFLAGS PFLAGS CPU COMMAND dt_ioctl_record_stop(ffff80000166e000) at dt_ioctl_record_stop+0x108 sys/dev/dt/dt_dev.c:593 dtclose(11e5f,81,2000,ffff8000fffe2558) at dtclose+0x109 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(11e5f,81,2000,ffff8000fffe2558) at dtclose+0x109 sys/dev/dt/dt_dev.c:239 spec_close(ffff80003afe01d0) at spec_close+0x466 sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd805e569008,81,fffffd80097fd680,ffff8000fffe2558) at VOP_CLOSE+0x132 sys/kern/vfs_vops.c:156 vn_closefile(fffffd80650f26e8,ffff8000fffe2558) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd80650f26e8,ffff8000fffe2558) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615 fdrop(fffffd80650f26e8,ffff8000fffe2558) at fdrop+0x121 sys/kern/kern_descrip.c:1280 closef(fffffd80650f26e8,ffff8000fffe2558) at closef+0x192 sys/kern/kern_descrip.c:1264 fdfree(ffff8000fffe2558) at fdfree+0x116 sys/kern/kern_descrip.c:1195 exit1(ffff8000fffe2558,0,0,1) at exit1+0x576 sys/kern/kern_exit.c:215 sys_exit(ffff8000fffe2558,ffff80003afe0540,ffff80003afe0490) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff80003afe0540) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003afe0540) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:775 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x76da2b6f8d10, count: 3 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: uvm_fault(0xfffffd806c80bb90, 0x0, 0, 1) -> e ddb{0}> trace dt_ioctl_record_stop(ffff80000166e000) at dt_ioctl_record_stop+0x108 sys/dev/dt/dt_dev.c:593 dtclose(11e5f,81,2000,ffff8000fffe2558) at dtclose+0x109 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(11e5f,81,2000,ffff8000fffe2558) at dtclose+0x109 sys/dev/dt/dt_dev.c:239 spec_close(ffff80003afe01d0) at spec_close+0x466 sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd805e569008,81,fffffd80097fd680,ffff8000fffe2558) at VOP_CLOSE+0x132 sys/kern/vfs_vops.c:156 vn_closefile(fffffd80650f26e8,ffff8000fffe2558) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd80650f26e8,ffff8000fffe2558) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615 fdrop(fffffd80650f26e8,ffff8000fffe2558) at fdrop+0x121 sys/kern/kern_descrip.c:1280 closef(fffffd80650f26e8,ffff8000fffe2558) at closef+0x192 sys/kern/kern_descrip.c:1264 fdfree(ffff8000fffe2558) at fdfree+0x116 sys/kern/kern_descrip.c:1195 exit1(ffff8000fffe2558,0,0,1) at exit1+0x576 sys/kern/kern_exit.c:215 sys_exit(ffff8000fffe2558,ffff80003afe0540,ffff80003afe0490) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff80003afe0540) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003afe0540) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:775 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x76da2b6f8d10, count: -12 ddb{0}> show registers rdi 0 rsi 0 rbp 0xffff80003afe0100 rbx 0x1 rdx 0 rcx 0xffff8000fffe2558 rax 0xffffffff837cb5b0 dt_prov_syscall r8 0xffffffffffffffff r9 0 r10 0x2f75cd083421344d r11 0xb2249eb25752f286 r12 0 r13 0 r14 0 r15 0xffff800001659b00 rip 0xffffffff82fed078 dt_ioctl_record_stop+0x108 cs 0x8 rflags 0x10207 __ALIGN_SIZE+0xf207 rsp 0xffff80003afe00d0 ss 0x10 dt_ioctl_record_stop+0x108: movq 0(%r14),%r14 ddb{0}> show proc PROC (syz-executor) tid=52530 pid=12378 tcnt=0 stat=onproc flags process=1008 proc=2000 runpri=32, usrpri=86, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0xffff8000fffe2558 scnt=-1 ecnt=1 forw=0xffffffffffffffff, list=0xffff80003c436560,0xffff80003c437798 process=0xffff8000ffff3500 user=0xffff80003afdb000, vmspace=0xfffffd806c80bb90 estcpu=36, cpticks=10, pctcpu=0.0, user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 24353 341837 53789 0 2 0 syz-executor 24353 323782 53789 0 2 0x4000000 syz-executor 24353 43063 53789 0 3 0x4000080 fsleep syz-executor 72562 353742 92509 0 2 0 syz-executor 72562 430362 92509 0 3 0x4000080 fsleep syz-executor 72562 503942 92509 0 3 0x4000080 fsleep syz-executor 77580 232340 12613 0 3 0x80 nanoslp syz-executor 77580 355766 12613 0 3 0x4000080 ttyin syz-executor 39038 124472 61539 0 3 0x80 nanoslp syz-executor 39038 7178 61539 0 3 0x4000080 piperd syz-executor 39038 188207 61539 0 3 0x4000080 fsleep syz-executor 39038 23009 61539 0 3 0x4000080 fsleep syz-executor 37191 477988 0 0 3 0x14200 acct acct 35396 157279 54376 0 3 0x82 nanoslp syz-executor 27440 239809 1 0 3 0x100083 ttyin getty 92509 331460 54376 0 3 0x82 nanoslp syz-executor 66733 149626 54376 0 2 0x2 syz-executor 59957 427524 54376 0 2 0x2 syz-executor 12613 22110 54376 0 3 0x82 nanoslp syz-executor 98825 379412 0 0 3 0x14280 nfsidl nfsio 13379 148230 0 0 3 0x14280 nfsidl nfsio 16734 4346 0 0 3 0x14280 nfsidl nfsio 68180 232629 0 0 3 0x14280 nfsidl nfsio 61196 227000 0 0 3 0x14280 nfsidl nfsio 39252 288832 0 0 3 0x14280 nfsidl nfsio 37771 292195 0 0 3 0x14280 nfsidl nfsio 75961 492208 0 0 3 0x14280 nfsidl nfsio 7765 195830 0 0 3 0x14280 nfsidl nfsio 75475 483901 0 0 3 0x14280 nfsidl nfsio 1465 354740 0 0 3 0x14280 nfsidl nfsio 64197 5054 0 0 3 0x14280 nfsidl nfsio 45579 73669 0 0 3 0x14280 nfsidl nfsio 29436 348192 0 0 3 0x14280 nfsidl nfsio 34948 154326 0 0 3 0x14280 nfsidl nfsio 73112 99559 0 0 3 0x14280 nfsidl nfsio 5710 512870 0 0 3 0x14280 nfsidl nfsio 39894 396613 0 0 3 0x14280 nfsidl nfsio 59740 185596 0 0 3 0x14280 nfsidl nfsio 56785 75826 0 0 3 0x14280 nfsidl nfsio 27400 90027 54376 0 3 0x82 nanoslp syz-executor 61539 104305 54376 0 3 0x82 nanoslp syz-executor 53789 488822 54376 0 3 0x82 nanoslp syz-executor 54376 442967 30868 0 2 0x2 syz-executor 30868 29698 13548 0 3 0x10008a sigsusp ksh 13548 342880 95967 0 3 0x98 kqread sshd-session 95967 396067 10197 0 3 0x92 kqread sshd-session 10197 53041 1 0 3 0x88 kqread sshd 22995 371880 72294 74 3 0x1100092 bpf pflogd 72294 265631 1 0 3 0x80 sbwait pflogd 59577 39721 46535 73 3 0x1100090 kqread syslogd 46535 33857 1 0 3 0x100082 sbwait syslogd 81042 151004 1 0 3 0x100080 kqread resolvd 77557 400769 82178 77 3 0x100092 kqread dhcpleased 1073 148256 82178 77 3 0x100092 kqread dhcpleased 82178 241787 1 0 3 0x80 kqread dhcpleased 10888 320124 0 0 3 0x14200 bored smr 94754 402607 0 0 2 0x14200 zerothread 56403 442694 0 0 3 0x14200 aiodoned aiodoned 39274 290163 0 0 3 0x14200 syncer update 22294 362092 0 0 3 0x14200 cleaner cleaner 728 333080 0 0 3 0x14200 reaper reaper 66961 40042 0 0 3 0x14200 pgdaemon pagedaemon 81276 194704 0 0 3 0x14200 bored viomb 80145 460444 0 0 3 0x40014200 acpi0 acpi0 62002 355593 0 0 7 0x40014200 idle1 25954 349867 0 0 3 0x14200 bored softnet1 59682 424128 0 0 3 0x14200 bored softnet0 78716 92886 0 0 3 0x14200 bored systqmp 37509 72934 0 0 3 0x14200 bored systq 18790 99166 0 0 3 0x14200 tmoslp softclockmp 54580 62722 0 0 3 0x40014200 tmoslp softclock 13650 208305 0 0 3 0x40014200 idle0 1 328976 0 0 3 0x82 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb{0}> show all locks Process 66733 (syz-executor) thread 0xffff8000fffe8550 (149626) exclusive rrwlock inode r = 0 (0xfffffd806c856580) #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+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vget+0x2a2 sys/kern/vfs_subr.c:686 #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:775 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd807ea99c58) #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+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vfs_lookup+0x11c sys/kern/vfs_lookup.c:-1 #6 namei+0x7ca sys/kern/vfs_lookup.c:250 #7 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1868 #8 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb17 sys/arch/amd64/amd64/trap.c:775 #9 Xsyscall+0x128 Process 59957 (syz-executor) thread 0xffff80003c4e3cc0 (427524) exclusive rrwlock inode r = 0 (0xfffffd8075c10d98) #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+0xbd sys/kern/vfs_vops.c:527 #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:1232 #6 ffs_inode_alloc+0x279 sys/ufs/ffs/ffs_alloc.c:393 #7 ufs_mkdir+0xfc sys/ufs/ufs/ufs_vnops.c:1112 #8 VOP_MKDIR+0x101 sys/kern/vfs_vops.c:394 #9 domkdirat+0x179 sys/kern/vfs_syscalls.c:3113 #10 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #10 syscall+0xb17 sys/arch/amd64/amd64/trap.c:775 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806e82a540) #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+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vfs_lookup+0x11c sys/kern/vfs_lookup.c:-1 #6 namei+0x7ca sys/kern/vfs_lookup.c:250 #7 domkdirat+0x8b sys/kern/vfs_syscalls.c:3098 #8 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb17 sys/arch/amd64/amd64/trap.c:775 #9 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11123 12211K 14837K 166960K 13597 0 pcb 17 15K 31K 166960K 488 0 rtable 203 10K 10K 166960K 757 0 pf 44 19K 83K 166960K 174 0 ifaddr 37 6K 8K 166960K 127 0 ifgroup 59 2K 2K 166960K 187 0 sysctl 4 1K 9K 166960K 18 0 counters 72 37K 38K 166960K 192 0 ioctlops 0 0K 4K 166960K 1932 0 iov 0 0K 24K 166960K 166 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1495 94K 95K 166960K 2510 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 2K 6K 166960K 14 0 VM map 2 1K 1K 166960K 2 0 sem 12 1K 1K 166960K 50 0 dirhash 12 2K 3K 166960K 45 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 16 57K 106K 166960K 1400 0 sigio 0 0K 0K 166960K 110 0 proc 75 131K 164K 166960K 908 0 subproc 72 4K 4K 166960K 135 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 289 0 in_multi 65 4K 7K 166960K 230 0 ether_multi 1 0K 0K 166960K 10 0 mrt 2 0K 0K 166960K 21 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 259 1155K 1155K 166960K 259 0 exec 0 0K 1K 166960K 852 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 243 159K 175K 166960K 14229 0 UVM aobj 37 16K 18K 166960K 43 0 pinsyscall 41 82K 106K 166960K 2738 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 3 0K 1K 166960K 162 0 NDP 13 0K 2K 166960K 90 0 temp 66 8681K 8933K 166960K 69820 0 kqueue 14 22K 35K 166960K 252 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 120 160 0 157 2 1 1 2 0 8 0 rtentry 176 224 0 150 6 0 6 6 0 8 0 unpcb 144 1104 0 1085 13 9 4 6 0 8 3 syncache 336 4 0 4 1 1 0 1 0 8 0 tcpqe 32 17 0 17 2 2 0 1 0 8 0 tcpcb 736 484 0 478 5 4 1 4 0 8 0 arp 136 36 0 21 1 0 1 1 0 8 0 inpcb 328 1728 0 1717 13 6 7 7 0 8 6 nd6 152 49 0 33 1 0 1 1 0 8 0 pkpcb 40 5 0 5 2 1 1 1 0 8 1 kcovpl 48 15 0 7 1 0 1 1 0 8 0 ppxss 1192 44 0 44 1 0 1 1 0 8 1 pppxif 1504 2 0 2 2 2 0 1 0 8 0 pfstscr 40 3 0 3 2 2 0 1 0 8 0 pffrag 232 13 0 1 1 0 1 1 0 482 0 pffrnode 88 10 0 0 1 0 1 1 0 8 0 pffrent 40 17 0 5 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 4 0 2 1 0 1 1 0 8 0 pfanchor 1288 2 0 0 1 0 1 1 0 8 0 pfstitem 24 6 0 0 1 0 1 1 0 8 0 pfstkey 128 12 0 7 2 1 1 1 0 8 0 pfstate 448 7 0 4 2 1 1 1 0 8 0 pfrule 1360 12 0 7 1 0 1 1 0 8 0 rttmr 136 6 0 6 3 3 0 1 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 1018 0 701 31 8 23 31 0 8 0 art_table 40 1020 0 701 5 1 4 5 0 8 0 art_node 32 220 0 158 1 0 1 1 0 8 0 sysvmsgpl 40 11 0 7 2 1 1 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 45 0 35 1 0 1 1 0 8 0 shmpl 112 32 0 4 1 0 1 1 0 8 0 dirhash 1024 40 0 23 3 0 3 3 0 8 0 dino2pl 256 4020 0 2499 96 0 96 96 0 8 0 ffsino 296 4020 0 2499 118 0 118 118 0 8 0 nchpl 144 5917 0 4197 65 0 65 65 0 8 0 rtmask 32 6 0 6 2 1 1 1 0 8 1 vnodes 216 4728 0 0 263 0 263 263 0 8 0 namei 1024 21566 0 21565 3 2 1 2 0 8 0 percpumem 16 111 0 60 1 0 1 1 0 8 0 vcpupl 3968 6 0 0 1 0 1 1 0 8 0 vmpool 848 8 0 2 1 0 1 1 0 8 0 pfiaddrpl 120 1 0 0 1 0 1 1 0 8 0 kstatmem 264 124 0 92 3 0 3 3 0 8 0 scsiplug 72 8 0 8 2 2 0 1 0 8 0 scxspl 216 37883 0 37883 11 10 1 8 1 8 1 plimitpl 152 609 0 590 1 0 1 1 0 8 0 sigapl 424 1726 0 1659 8 0 8 8 0 8 0 knotepl 120 554 0 0 17 0 17 17 0 8 0 kqueuepl 224 424 0 414 5 3 2 3 0 8 1 pipepl 344 379 0 349 9 6 3 9 0 8 0 fdescpl 528 1682 0 1652 3 0 3 3 0 8 0 filepl 160 11395 0 11160 24 9 15 19 0 8 2 lockfpl 104 490 0 488 1 0 1 1 0 8 0 lockfspl 48 195 0 193 1 0 1 1 0 8 0 sessionpl 144 31 0 22 1 0 1 1 0 8 0 pgrppl 48 52 0 35 1 0 1 1 0 8 0 ucredpl 104 1629 0 1615 1 0 1 1 0 8 0 zombiepl 144 1661 0 1659 1 0 1 1 0 8 0 processpl 1232 1726 0 1659 6 0 6 6 0 8 0 procpl 664 3633 0 3558 8 0 8 8 0 8 0 sosppl 176 13 0 13 3 2 1 1 0 8 1 sockpl 752 3202 0 3169 38 26 12 17 0 8 8 mcl64k 65536 7 0 0 1 0 1 1 0 8 0 mcl16k 16384 4 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl9k 9216 3 0 0 1 0 1 1 0 8 0 mcl8k 8192 8 0 0 1 0 1 1 0 8 0 mcl4k 4096 119 0 0 15 0 15 15 0 8 0 mcl2k 2048 52 0 0 5 0 5 5 0 8 0 mtagpl 96 3 0 0 1 0 1 1 0 8 0 mbufpl 256 321 0 0 20 0 20 20 0 8 0 bufpl 280 15188 0 9052 439 0 439 439 0 8 0 anonpl 32 11735 0 0 95 0 95 95 0 246 0 amapchunkpl 152 47912 0 47426 41 12 29 36 0 158 5 amappl16 200 5689 0 5652 40 29 11 28 0 8 2 amappl15 192 4 0 4 1 1 0 1 0 8 0 amappl14 184 9 0 9 1 1 0 1 0 8 0 amappl13 176 521 0 520 1 0 1 1 0 8 0 amappl12 168 2096 0 2055 3 0 3 3 0 8 0 amappl11 160 17 0 17 2 1 1 1 0 8 1 amappl10 152 83 0 69 1 0 1 1 0 8 0 amappl9 144 293 0 293 1 1 0 1 0 8 0 amappl8 136 41 0 38 1 0 1 1 0 8 0 amappl7 128 122 0 121 1 0 1 1 0 8 0 amappl6 120 366 0 352 1 0 1 1 0 8 0 amappl5 112 83 0 73 1 0 1 1 0 8 0 amappl4 104 470 0 440 1 0 1 1 0 8 0 amappl3 96 8264 0 8175 4 1 3 3 0 8 0 amappl2 88 1790 0 1712 2 0 2 2 0 8 0 amappl1 80 14981 0 14395 15 1 14 14 0 8 0 amappl 88 13152 0 12986 5 0 5 5 0 92 0 uvmvnodes 80 145 0 0 3 0 3 3 0 8 0 dma8192 8192 1 0 1 1 0 1 1 0 8 1 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 128 257 0 257 3 3 0 1 0 8 0 dma64 64 9 0 9 3 2 1 1 0 8 1 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 42 0 6 1 0 1 1 0 8 0 uaddrrnd 24 1682 0 1652 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1682 0 1652 1 0 1 1 0 8 0 vmmpekpl 168 14211 0 14148 4 0 4 4 0 8 1 vmmpepl 168 111995 0 110105 111 9 102 108 0 357 12 vmsppl 488 1681 0 1652 5 0 5 5 0 8 0 rwobjpl 80 31183 0 30070 36 6 30 33 0 8 0 pdppl 4096 3387 0 3314 121 42 79 85 0 8 6 pvpl 32 18023 0 0 147 1 146 146 0 265 0 pmappl 256 1689 0 1654 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 315 0 60 8 0 8 8 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace dt_ioctl_record_stop(ffff80000166e000) at dt_ioctl_record_stop+0x108 sys/dev/dt/dt_dev.c:593 dtclose(11e5f,81,2000,ffff8000fffe2558) at dtclose+0x109 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(11e5f,81,2000,ffff8000fffe2558) at dtclose+0x109 sys/dev/dt/dt_dev.c:239 spec_close(ffff80003afe01d0) at spec_close+0x466 sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd805e569008,81,fffffd80097fd680,ffff8000fffe2558) at VOP_CLOSE+0x132 sys/kern/vfs_vops.c:156 vn_closefile(fffffd80650f26e8,ffff8000fffe2558) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd80650f26e8,ffff8000fffe2558) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615 fdrop(fffffd80650f26e8,ffff8000fffe2558) at fdrop+0x121 sys/kern/kern_descrip.c:1280 closef(fffffd80650f26e8,ffff8000fffe2558) at closef+0x192 sys/kern/kern_descrip.c:1264 fdfree(ffff8000fffe2558) at fdfree+0x116 sys/kern/kern_descrip.c:1195 exit1(ffff8000fffe2558,0,0,1) at exit1+0x576 sys/kern/kern_exit.c:215 sys_exit(ffff8000fffe2558,ffff80003afe0540,ffff80003afe0490) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff80003afe0540) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003afe0540) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:775 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x76da2b6f8d10, count: -12 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffff8000299ddff0) 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 acpicpu_idle() at acpicpu_idle+0x457 sys/dev/acpi/acpicpu_x86.c:1224 sched_idle(ffff8000299ddff0) at sched_idle+0x391 sys/kern/kern_sched.c:191 end trace frame: 0x0, count: 10 ddb{1}> trace x86_ipi_db(ffff8000299ddff0) 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 acpicpu_idle() at acpicpu_idle+0x457 sys/dev/acpi/acpicpu_x86.c:1224 sched_idle(ffff8000299ddff0) at sched_idle+0x391 sys/kern/kern_sched.c:191 end trace frame: 0x0, count: -5