uvm_fault(0xfffffd806c8933f0, 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(ffff8000016ff000) at dt_ioctl_record_stop+0x108 sys/dev/dt/dt_dev.c:593 dtclose(11e5f,81,2000,ffff80003c3f1790) at dtclose+0x109 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(11e5f,81,2000,ffff80003c3f1790) at dtclose+0x109 sys/dev/dt/dt_dev.c:239 spec_close(ffff80003c402f70) at spec_close+0x466 sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd8061fd2378,81,fffffd80097fd478,ffff80003c3f1790) at VOP_CLOSE+0x132 sys/kern/vfs_vops.c:156 vn_closefile(fffffd806c6bd220,ffff80003c3f1790) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd806c6bd220,ffff80003c3f1790) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615 fdrop(fffffd806c6bd220,ffff80003c3f1790) at fdrop+0x121 sys/kern/kern_descrip.c:1281 closef(fffffd806c6bd220,ffff80003c3f1790) at closef+0x192 sys/kern/kern_descrip.c:1265 fdfree(ffff80003c3f1790) at fdfree+0x116 sys/kern/kern_descrip.c:1196 exit1(ffff80003c3f1790,0,0,1) at exit1+0x576 sys/kern/kern_exit.c:215 sys_exit(ffff80003c3f1790,ffff80003c4032e0,ffff80003c403230) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff80003c4032e0) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c4032e0) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x78368d484460, 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(0xfffffd806c8933f0, 0x0, 0, 1) -> e ddb{0}> trace dt_ioctl_record_stop(ffff8000016ff000) at dt_ioctl_record_stop+0x108 sys/dev/dt/dt_dev.c:593 dtclose(11e5f,81,2000,ffff80003c3f1790) at dtclose+0x109 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(11e5f,81,2000,ffff80003c3f1790) at dtclose+0x109 sys/dev/dt/dt_dev.c:239 spec_close(ffff80003c402f70) at spec_close+0x466 sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd8061fd2378,81,fffffd80097fd478,ffff80003c3f1790) at VOP_CLOSE+0x132 sys/kern/vfs_vops.c:156 vn_closefile(fffffd806c6bd220,ffff80003c3f1790) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd806c6bd220,ffff80003c3f1790) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615 fdrop(fffffd806c6bd220,ffff80003c3f1790) at fdrop+0x121 sys/kern/kern_descrip.c:1281 closef(fffffd806c6bd220,ffff80003c3f1790) at closef+0x192 sys/kern/kern_descrip.c:1265 fdfree(ffff80003c3f1790) at fdfree+0x116 sys/kern/kern_descrip.c:1196 exit1(ffff80003c3f1790,0,0,1) at exit1+0x576 sys/kern/kern_exit.c:215 sys_exit(ffff80003c3f1790,ffff80003c4032e0,ffff80003c403230) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff80003c4032e0) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c4032e0) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x78368d484460, count: -12 ddb{0}> show registers rdi 0 rsi 0 rbp 0xffff80003c402ea0 rbx 0x1 rdx 0 rcx 0xffff80003c3f1790 rax 0xffffffff8389dff0 cpu_info_full_primary+0x1ff0 r8 0 r9 0 r10 0x76762a969689491e r11 0xae2527237c45159 r12 0 r13 0 r14 0 r15 0xffff800001688c00 rip 0xffffffff816c3c58 dt_ioctl_record_stop+0x108 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80003c402e70 ss 0 dt_ioctl_record_stop+0x108: movq 0(%r14),%r14 ddb{0}> show proc PROC (syz-executor) tid=484933 pid=79353 tcnt=0 stat=onproc flags process=1008 proc=2000 runpri=32, usrpri=84, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0xffff80003c3f1790 scnt=-1 ecnt=1 forw=0xffffffffffffffff, list=0xffff80003c3f02d0,0xffff80002a241a18 process=0xffff8000fffe4020 user=0xffff80003c3fe000, vmspace=0xfffffd806c8933f0 estcpu=34, cpticks=5, pctcpu=0.4, user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 78788 456506 15725 0 2 0 syz-executor 78788 452393 15725 0 3 0x4000080 fsleep syz-executor 78252 264592 70634 0 2 0 syz-executor 78252 251026 70634 0 3 0x4000080 netacc syz-executor 78252 320289 70634 0 2 0x4000000 syz-executor 85040 271813 98227 0 2 0 syz-executor 85040 471500 98227 0 3 0x4000080 fsleep syz-executor 42900 386210 82079 0 2 0 syz-executor 42900 457256 82079 0 2 0x4000000 syz-executor 42900 221799 82079 0 2 0x4000000 syz-executor 43969 78435 70317 0 2 0 syz-executor 43969 300715 70317 0 3 0x4000080 netacc syz-executor 43969 138188 70317 0 3 0x4000080 fsleep syz-executor 43969 187060 70317 0 2 0x4000000 syz-executor 89976 36889 0 0 3 0x14200 acct acct 15725 506111 82320 0 3 0x82 nanoslp syz-executor 6799 456917 82320 0 2 0x2 syz-executor 70317 122558 82320 0 3 0x82 nanoslp syz-executor 9782 476431 82320 0 3 0x82 nanoslp syz-executor 61387 472061 1 0 3 0x100083 ttyopn getty 4161 88882 0 0 3 0x14280 nfsidl nfsio 9805 62008 0 0 3 0x14280 nfsidl nfsio 11654 228105 0 0 3 0x14280 nfsidl nfsio 4738 331963 0 0 3 0x14280 nfsidl nfsio 88306 467210 0 0 3 0x14280 nfsidl nfsio 19740 133146 0 0 3 0x14280 nfsidl nfsio 27666 423169 0 0 3 0x14280 nfsidl nfsio 69378 417454 0 0 3 0x14280 nfsidl nfsio 40245 443066 0 0 3 0x14280 nfsidl nfsio 82070 385378 0 0 3 0x14280 nfsidl nfsio 58702 487708 0 0 3 0x14280 nfsidl nfsio 46770 449435 0 0 3 0x14280 nfsidl nfsio 2611 160758 0 0 3 0x14280 nfsidl nfsio 18002 210212 0 0 3 0x14280 nfsidl nfsio 31255 393028 0 0 3 0x14280 nfsidl nfsio 1416 425174 0 0 3 0x14280 nfsidl nfsio 99441 149311 0 0 3 0x14280 nfsidl nfsio 88338 361488 0 0 3 0x14280 nfsidl nfsio 43004 480695 0 0 3 0x14280 nfsidl nfsio 66693 190192 0 0 3 0x14280 nfsidl nfsio 480 11115 82320 0 3 0x82 nanoslp syz-executor 98227 421369 82320 0 2 0xc82 syz-executor 70634 163149 82320 0 3 0x82 nanoslp syz-executor 82079 30834 82320 0 2 0xc82 syz-executor 82320 403597 18351 0 3 0x82 kqread syz-executor 18351 522464 46984 0 3 0x10008a sigsusp ksh 46984 329471 53089 0 3 0x98 kqread sshd-session 53089 173083 11142 0 3 0x92 kqread sshd-session 11142 190735 1 0 3 0x88 kqread sshd 29571 508510 47778 74 3 0x1100092 bpf pflogd 47778 55602 1 0 3 0x80 sbwait pflogd 49056 462825 81657 73 3 0x1100090 kqread syslogd 81657 375948 1 0 3 0x100082 sbwait syslogd 33880 414866 1 0 3 0x100080 kqread resolvd 88314 282323 37879 77 3 0x100092 kqread dhcpleased 27595 200335 37879 77 3 0x100092 kqread dhcpleased 37879 209978 1 0 3 0x80 kqread dhcpleased 13629 61248 0 0 3 0x14200 bored smr 71899 479480 0 0 2 0x14200 zerothread 93430 37659 0 0 3 0x14200 aiodoned aiodoned 43062 86812 0 0 3 0x14200 syncer update 27902 460213 0 0 3 0x14200 cleaner cleaner 560 172308 0 0 2 0x14200 reaper 43574 356807 0 0 3 0x14200 pgdaemon pagedaemon 36600 23614 0 0 3 0x14200 bored viomb 93131 451610 0 0 3 0x40014200 acpi0 acpi0 67280 227730 0 0 7 0x40014200 idle1 15701 113840 0 0 3 0x14200 bored softnet1 52745 128250 0 0 3 0x14200 bored softnet0 4289 309621 0 0 3 0x14200 bored systqmp 33304 78653 0 0 3 0x14200 bored systq 79198 178887 0 0 3 0x14200 tmoslp softclockmp 56508 429504 0 0 3 0x40014200 tmoslp softclock 65644 47545 0 0 3 0x40014200 idle0 1 143471 0 0 3 0x80082 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb{0}> show all locks Process 78252 (syz-executor) thread 0xffff80003c3f14f8 (320289) exclusive rwlock vmmaplk r = 0 (0xfffffd806219f8c8) #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_read+0x3e8 sys/kern/kern_rwlock.c:413 #2 uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1880 #3 uvm_fault_check+0x4f sys/uvm/uvm_fault.c:693 #4 uvm_fault+0x106 sys/uvm/uvm_fault.c:627 #5 upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 #6 usertrap+0x430 sys/arch/amd64/amd64/trap.c:640 #7 recall_trap+0x8 Process 42900 (syz-executor) thread 0xffff80002a2407e0 (221799) exclusive rwlock fdlock r = 0 (0xffff8000fffebb40) #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 doopenat+0x179 sys/kern/vfs_syscalls.c:1122 #3 sys_open+0x59 sys/kern/vfs_syscalls.c:1063 #4 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #4 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 #5 Xsyscall+0x128 Process 6799 (syz-executor) thread 0xffff8000fffe9248 (456917) exclusive rrwlock inode r = 0 (0xfffffd806c57b0c8) #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:3143 #10 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #10 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806c83f310) #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:3128 #8 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #9 Xsyscall+0x128 Process 560 (reaper) thread 0xffff8000ffffdc90 (172308) exclusive rwlock kmmaplk r = 0 (0xffffffff839ce4c8) #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 vm_map_lock_ln+0x12e sys/uvm/uvm_map.c:5171 #3 uvm_unmap+0x7d sys/uvm/uvm_map.c:1798 #4 km_free+0x87 sys/uvm/uvm_km.c:714 #5 uvm_uarea_free+0x4f sys/uvm/uvm_glue.c:304 #6 reaper+0x1ca sys/kern/kern_exit.c:493 #7 proc_trampoline+0x10 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11116 12218K 14037K 166960K 15113 0 pcb 17 17K 25K 166960K 542 0 rtable 239 13K 13K 166960K 796 0 pf 33 17K 19K 166960K 225 0 ifaddr 37 7K 8K 166960K 169 0 ifgroup 51 2K 2K 166960K 288 0 sysctl 4 1K 9K 166960K 13 0 counters 68 36K 38K 166960K 360 0 ioctlops 0 0K 4K 166960K 1948 0 iov 0 0K 28K 166960K 131 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1439 90K 91K 166960K 2958 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 2K 6K 166960K 18 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 1K 166960K 370 0 dirhash 12 2K 2K 166960K 39 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 17 61K 97K 166960K 1788 0 sigio 0 0K 0K 166960K 47 0 proc 76 131K 164K 166960K 919 0 subproc 72 4K 4K 166960K 139 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 244 0 in_multi 72 5K 7K 166960K 245 0 ether_multi 1 0K 0K 166960K 20 0 mrt 2 0K 0K 166960K 45 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 283 1261K 1261K 166960K 283 0 exec 0 0K 1K 166960K 725 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 238 159K 174K 166960K 18320 0 UVM aobj 23 18K 18K 166960K 25 0 pinsyscall 42 84K 106K 166960K 3111 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 1K 166960K 120 0 NDP 13 0K 2K 166960K 128 0 temp 78 9088K 9154K 166960K 83738 0 kqueue 13 20K 30K 166960K 366 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 120 258 0 255 4 3 1 3 0 8 0 rtentry 176 244 0 155 6 0 6 6 0 8 0 unpcb 144 1723 0 1705 18 17 1 6 0 8 0 syncache 336 3 0 3 1 1 0 1 0 8 0 tcpcb 736 857 0 851 26 25 1 13 0 8 0 arp 136 49 0 23 1 0 1 1 0 8 0 inpcb 328 2382 0 2371 35 29 6 12 0 8 4 nd6 152 50 0 33 2 1 1 2 0 8 0 pkpcb 40 51 0 51 7 7 0 1 0 8 0 kcovpl 48 15 0 7 1 0 1 1 0 8 0 mppekey 1024 2 0 2 2 1 1 1 0 8 1 ppxss 1192 118 0 118 3 2 1 1 0 8 1 pppxif 1504 8 0 8 4 3 1 1 0 8 1 pffrag 232 15 0 11 1 0 1 1 0 482 0 pffrnode 88 15 0 11 1 0 1 1 0 8 0 pffrent 40 150 0 146 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 24 149 0 97 1 0 1 1 0 8 0 pfstkey 128 149 0 97 3 0 3 3 0 8 0 pfstate 448 148 0 97 8 0 8 8 0 8 0 pfrule 1360 22 0 17 2 1 1 2 0 8 0 rttmr 136 1 0 1 1 1 0 1 0 8 0 art_heap8 4096 4 0 0 4 0 4 4 0 8 0 art_heap4 256 999 0 618 35 11 24 29 0 8 0 art_table 40 1003 0 618 6 1 5 5 0 8 0 art_node 32 241 0 165 1 0 1 1 0 8 0 sysvmsgpl 40 32 0 24 1 0 1 1 0 8 0 semapl 112 368 0 358 1 0 1 1 0 8 0 shmpl 112 14 0 2 1 0 1 1 0 8 0 dirhash 1024 36 0 19 3 0 3 3 0 8 0 dino2pl 256 4836 0 3366 93 0 93 93 0 8 0 ffsino 296 4836 0 3366 114 0 114 114 0 8 0 nchpl 144 7197 0 5478 65 0 65 65 0 8 0 rtmask 32 9 0 9 4 4 0 1 0 8 0 vnodes 216 5697 0 0 317 0 317 317 0 8 0 namei 1024 26519 0 26517 3 2 1 2 0 8 0 percpumem 16 195 0 146 1 0 1 1 0 8 0 vcpupl 3968 8 0 0 1 0 1 1 0 8 0 vmpool 848 8 0 0 1 0 1 1 0 8 0 kstatmem 264 192 0 166 7 4 3 3 0 8 0 scsiplug 72 10 0 10 4 4 0 1 0 8 0 scxspl 216 30425 0 30425 13 12 1 8 1 8 1 plimitpl 152 550 0 533 1 0 1 1 0 8 0 sigapl 424 2111 0 2043 8 0 8 8 0 8 0 knotepl 120 550 0 0 16 0 16 16 0 8 0 kqueuepl 224 775 0 765 8 7 1 5 0 8 0 pipepl 344 264 0 237 3 0 3 3 0 8 0 fdescpl 528 2071 0 2040 3 0 3 3 0 8 0 filepl 160 14975 0 14749 43 29 14 21 0 8 3 lockfpl 104 607 0 603 2 1 1 2 0 8 0 lockfspl 48 281 0 278 1 0 1 1 0 8 0 sessionpl 144 30 0 21 1 0 1 1 0 8 0 pgrppl 48 104 0 87 1 0 1 1 0 8 0 ucredpl 104 2401 0 2387 1 0 1 1 0 8 0 zombiepl 144 3038 0 3036 1 0 1 1 0 8 0 processpl 1232 2111 0 2043 6 0 6 6 0 8 0 procpl 664 4960 0 4882 8 0 8 8 0 8 0 sosppl 176 11 0 11 5 4 1 1 0 8 1 sockpl 752 4562 0 4530 87 78 9 28 0 8 5 mcl64k 65536 4 0 0 1 0 1 1 0 8 0 mcl16k 16384 2 0 0 1 0 1 1 0 8 0 mcl9k 9216 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 111 0 0 14 0 14 14 0 8 0 mcl2k2 2112 1 0 0 1 0 1 1 0 8 0 mcl2k 2048 29 0 0 4 0 4 4 0 8 0 mtagpl 96 15 0 0 1 0 1 1 0 8 0 mbufpl 256 268 0 0 15 0 15 15 0 8 0 bufpl 280 9731 0 3601 439 0 439 439 0 8 0 anonpl 32 12413 0 0 100 0 100 100 0 246 0 amapchunkpl 152 61943 0 61452 46 19 27 34 0 158 3 amappl16 200 6100 0 6067 51 44 7 30 0 8 0 amappl15 192 21 0 21 1 1 0 1 0 8 0 amappl14 184 512 0 511 1 0 1 1 0 8 0 amappl13 176 157 0 145 1 0 1 1 0 8 0 amappl12 168 2349 0 2318 2 0 2 2 0 8 0 amappl11 160 41 0 40 3 2 1 1 0 8 0 amappl10 152 80 0 66 1 0 1 1 0 8 0 amappl9 144 308 0 308 1 1 0 1 0 8 0 amappl8 136 198 0 195 1 0 1 1 0 8 0 amappl7 128 168 0 155 1 0 1 1 0 8 0 amappl6 120 234 0 232 1 0 1 1 0 8 0 amappl5 112 99 0 88 1 0 1 1 0 8 0 amappl4 104 323 0 303 1 0 1 1 0 8 0 amappl3 96 12630 0 12514 4 0 4 4 0 8 0 amappl2 88 591 0 528 2 0 2 2 0 8 0 amappl1 80 16315 0 15712 15 2 13 15 0 8 0 amappl 88 17244 0 17078 5 0 5 5 0 92 0 uvmvnodes 80 167 0 0 4 0 4 4 0 8 0 dma65536 65536 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 8 0 8 3 3 0 1 0 8 0 dma128 128 255 0 255 3 3 0 1 0 8 0 dma64 64 9 0 9 3 3 0 1 0 8 0 dma32 32 7 0 7 1 1 0 1 0 8 0 dma16 16 19 0 18 1 0 1 1 0 8 0 aobjpl 72 24 0 2 1 0 1 1 0 8 0 uaddrrnd 24 2071 0 2040 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 2071 0 2040 1 0 1 1 0 8 0 vmmpekpl 168 16878 0 16821 3 0 3 3 0 8 0 vmmpepl 168 135594 0 133656 128 35 93 109 0 357 3 vmsppl 488 2070 0 2040 6 1 5 5 0 8 0 rwobjpl 80 36514 0 35377 35 5 30 35 0 8 0 pdppl 4096 4165 0 4088 124 43 81 87 0 8 4 pvpl 32 19334 0 0 158 2 156 156 0 265 0 pmappl 256 2078 0 2040 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 348 0 91 8 0 8 8 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace dt_ioctl_record_stop(ffff8000016ff000) at dt_ioctl_record_stop+0x108 sys/dev/dt/dt_dev.c:593 dtclose(11e5f,81,2000,ffff80003c3f1790) at dtclose+0x109 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(11e5f,81,2000,ffff80003c3f1790) at dtclose+0x109 sys/dev/dt/dt_dev.c:239 spec_close(ffff80003c402f70) at spec_close+0x466 sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd8061fd2378,81,fffffd80097fd478,ffff80003c3f1790) at VOP_CLOSE+0x132 sys/kern/vfs_vops.c:156 vn_closefile(fffffd806c6bd220,ffff80003c3f1790) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd806c6bd220,ffff80003c3f1790) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615 fdrop(fffffd806c6bd220,ffff80003c3f1790) at fdrop+0x121 sys/kern/kern_descrip.c:1281 closef(fffffd806c6bd220,ffff80003c3f1790) at closef+0x192 sys/kern/kern_descrip.c:1265 fdfree(ffff80003c3f1790) at fdfree+0x116 sys/kern/kern_descrip.c:1196 exit1(ffff80003c3f1790,0,0,1) at exit1+0x576 sys/kern/kern_exit.c:215 sys_exit(ffff80003c3f1790,ffff80003c4032e0,ffff80003c403230) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff80003c4032e0) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c4032e0) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x78368d484460, count: -12 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffff8000299bdff0) 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(ffff8000299bdff0) at sched_idle+0x391 sys/kern/kern_sched.c:191 end trace frame: 0x0, count: 10 ddb{1}> trace x86_ipi_db(ffff8000299bdff0) 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(ffff8000299bdff0) at sched_idle+0x391 sys/kern/kern_sched.c:191 end trace frame: 0x0, count: -5