login: uvm_fault(0xfffffd80675303f0, 0x0, 0, 1) -> e kernel: page fault trap, code=0 Stopped at dt_ioctl_record_stop+0xf0: movq 0(%r14),%r12 TID PID UID PRFLAGS PFLAGS CPU COMMAND 192638 73309 0 0x4000000 0 1 syz-executor *273974 51945 0 0 0x4000000 0K syz-executor dt_ioctl_record_stop(ffff800001488000) at dt_ioctl_record_stop+0xf0 sys/dev/dt/dt_dev.c:580 dtclose(11e5f,81,2000,ffff80003c446038) at dtclose+0x105 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(11e5f,81,2000,ffff80003c446038) at dtclose+0x105 sys/dev/dt/dt_dev.c:232 spec_close(ffff800036bff5c0) at spec_close+0x45f sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd80616887d8,81,fffffd80097fb340,ffff80003c446038) at VOP_CLOSE+0x133 sys/kern/vfs_vops.c:156 vn_closefile(fffffd806b954360,ffff80003c446038) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd806b954360,ffff80003c446038) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615 fdrop(fffffd806b954360,ffff80003c446038) at fdrop+0x126 sys/kern/kern_descrip.c:1267 sys_ioctl(ffff80003c446038,ffff800036bff8d0,ffff800036bff820) at sys_ioctl+0x6bc sys/kern/sys_generic.c:516 syscall(ffff800036bff8d0) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800036bff8d0) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x9d741369280, count: 6 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(0xfffffd80675303f0, 0x0, 0, 1) -> e ddb{0}> trace dt_ioctl_record_stop(ffff800001488000) at dt_ioctl_record_stop+0xf0 sys/dev/dt/dt_dev.c:580 dtclose(11e5f,81,2000,ffff80003c446038) at dtclose+0x105 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(11e5f,81,2000,ffff80003c446038) at dtclose+0x105 sys/dev/dt/dt_dev.c:232 spec_close(ffff800036bff5c0) at spec_close+0x45f sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd80616887d8,81,fffffd80097fb340,ffff80003c446038) at VOP_CLOSE+0x133 sys/kern/vfs_vops.c:156 vn_closefile(fffffd806b954360,ffff80003c446038) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd806b954360,ffff80003c446038) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615 fdrop(fffffd806b954360,ffff80003c446038) at fdrop+0x126 sys/kern/kern_descrip.c:1267 sys_ioctl(ffff80003c446038,ffff800036bff8d0,ffff800036bff820) at sys_ioctl+0x6bc sys/kern/sys_generic.c:516 syscall(ffff800036bff8d0) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800036bff8d0) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x9d741369280, count: -9 ddb{0}> show registers rdi 0xffff80002f3e6000 rsi 0xd51 rbp 0xffff800036bff4f0 rbx 0xffffffff81a96dc0 dtclose rdx 0xffff80002f3e6000 rcx 0xd50 rax 0xffffffff838468e8 dt_prov_syscall r8 0x88 r9 0 r10 0x869e2767e61033f5 r11 0x334425f120d74f24 r12 0xffff800000b35800 r13 0 r14 0 r15 0xffff8000014c0e00 rip 0xffffffff81a971a0 dt_ioctl_record_stop+0xf0 cs 0x8 rflags 0x10207 __ALIGN_SIZE+0xf207 rsp 0xffff800036bff4c0 ss 0x10 dt_ioctl_record_stop+0xf0: movq 0(%r14),%r12 ddb{0}> show proc PROC (syz-executor) tid=273974 pid=51945 tcnt=3 stat=onproc flags process=0 proc=4000000 runpri=77, usrpri=77, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80003c4462c8,0xffff80003c448a78 process=0xffff80003c415880 user=0xffff800036bfa000, vmspace=0xfffffd80675303f0 estcpu=27, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 73309 192638 56679 0 7 0x4000000 syz-executor 73309 187983 56679 0 3 0x4000080 fsleep syz-executor 73309 69262 56679 0 2 0x4000000 syz-executor 73309 174324 56679 0 2 0x4000000 syz-executor 257 276339 51577 0 2 0x82000 syz-executor 257 286346 51577 0 3 0x4002000 suspend syz-executor 66807 91081 59316 0 2 0 syz-executor 66807 17044 59316 0 3 0x4000080 fsleep syz-executor 83714 344680 14630 0 2 0 syz-executor 83714 378759 14630 0 2 0x4000000 syz-executor 84441 314934 2730 0 2 0 syz-executor 84441 402921 2730 0 2 0x4000000 syz-executor 92518 162013 9278 0 2 0 syz-executor 92518 430172 9278 0 3 0x4000080 fsleep syz-executor 92518 274810 9278 0 3 0x4000080 fsleep syz-executor 51945 141906 84750 0 3 0x80 nanoslp syz-executor *51945 273974 84750 0 7 0x4000000 syz-executor 51945 220079 84750 0 3 0x4000080 fsleep syz-executor 95259 356826 1 0 3 0x100083 ttyin getty 97226 51781 0 0 3 0x14280 nfsidl nfsio 41500 422689 0 0 3 0x14280 nfsidl nfsio 16847 230205 0 0 3 0x14280 nfsidl nfsio 22237 424039 0 0 3 0x14280 nfsidl nfsio 41726 293931 0 0 3 0x14280 nfsidl nfsio 1096 116398 0 0 3 0x14280 nfsidl nfsio 1886 236450 0 0 3 0x14280 nfsidl nfsio 26565 206902 0 0 3 0x14280 nfsidl nfsio 56461 202463 0 0 3 0x14280 nfsidl nfsio 51246 101304 0 0 3 0x14280 nfsidl nfsio 57948 287400 0 0 3 0x14280 nfsidl nfsio 71331 53686 0 0 3 0x14280 nfsidl nfsio 43269 486842 0 0 3 0x14280 nfsidl nfsio 28017 399677 0 0 3 0x14280 nfsidl nfsio 29631 82559 0 0 3 0x14280 nfsidl nfsio 49199 328133 0 0 3 0x14280 nfsidl nfsio 93293 213622 0 0 3 0x14280 nfsidl nfsio 50951 487995 0 0 3 0x14280 nfsidl nfsio 87002 30043 0 0 3 0x14280 nfsidl nfsio 44927 381302 0 0 3 0x14280 nfsidl nfsio 23298 136624 0 0 3 0x14200 bored sosplice 9278 95896 66809 0 3 0x82 nanoslp syz-executor 71682 124984 66809 0 2 0x2 syz-executor 84750 304004 66809 0 3 0x82 nanoslp syz-executor 56679 252278 66809 0 3 0x82 nanoslp syz-executor 51577 482872 66809 0 3 0x82 nanoslp syz-executor 14630 503269 66809 0 3 0x82 nanoslp syz-executor 2730 501882 66809 0 3 0x82 nanoslp syz-executor 59316 147409 66809 0 3 0x82 nanoslp syz-executor 66809 484520 21900 0 3 0x82 kqread syz-executor 21900 272273 97474 0 3 0x10008a sigsusp ksh 97474 65388 80052 0 3 0x98 kqread sshd-session 80052 470128 94747 0 3 0x92 kqread sshd-session 94747 235640 1 0 3 0x88 kqread sshd 68781 96742 30282 74 3 0x1100092 bpf pflogd 30282 12933 1 0 3 0x80 sbwait pflogd 81020 76303 79063 73 3 0x1100090 kqread syslogd 79063 309475 1 0 3 0x100082 sbwait syslogd 73460 143175 1 0 3 0x100080 kqread resolvd 89930 331423 62879 77 3 0x100092 kqread dhcpleased 82165 348503 62879 77 3 0x100092 kqread dhcpleased 62879 3036 1 0 3 0x80 kqread dhcpleased 52078 200622 0 0 3 0x14200 bored smr 95992 386297 0 0 2 0x14200 zerothread 28221 290456 0 0 3 0x14200 aiodoned aiodoned 91078 475306 0 0 3 0x14200 syncer update 64602 424467 0 0 3 0x14200 cleaner cleaner 20279 314862 0 0 3 0x14200 reaper reaper 17921 465296 0 0 3 0x14200 pgdaemon pagedaemon 34016 244147 0 0 3 0x14200 bored viomb 60957 321045 0 0 3 0x40014200 acpi0 acpi0 81289 26006 0 0 3 0x40014200 idle1 36845 398020 0 0 3 0x14200 bored softnet7 74136 148251 0 0 3 0x14200 bored softnet6 26745 517479 0 0 3 0x14200 bored softnet5 8101 388173 0 0 3 0x14200 bored softnet4 97811 34955 0 0 3 0x14200 bored softnet3 32487 76710 0 0 3 0x14200 bored softnet2 1582 519913 0 0 3 0x14200 bored softnet1 54395 406454 0 0 3 0x14200 bored softnet0 11379 71396 0 0 3 0x14200 bored systqmp 46447 460029 0 0 3 0x14200 bored systq 36557 274375 0 0 3 0x14200 tmoslp softclockmp 68311 17340 0 0 3 0x40014200 tmoslp softclock 51792 523231 0 0 3 0x40014200 idle0 1 46767 0 0 3 0x82 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb{0}> show all locks Process 83714 (syz-executor) thread 0xffff80003c446558 (378759) exclusive rrwlock inode r = 0 (0xfffffd806e9bdca8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x42b sys/kern/kern_rwlock.c:319 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xa6 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+0x283 sys/ufs/ffs/ffs_alloc.c:393 #7 ufs_makeinode+0xcb sys/ufs/ufs/ufs_vnops.c:1732 #8 ufs_mknod+0x5b sys/ufs/ufs/ufs_vnops.c:167 #9 VOP_MKNOD+0x102 sys/kern/vfs_vops.c:121 #10 domknodat+0x47e sys/kern/vfs_syscalls.c:1636 #11 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #11 syscall+0xb08 sys/arch/amd64/amd64/trap.c:748 #12 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806e919230) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x42b sys/kern/kern_rwlock.c:319 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:527 #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:1588 #8 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb08 sys/arch/amd64/amd64/trap.c:748 #9 Xsyscall+0x128 Process 84441 (syz-executor) thread 0xffff80003c4467e8 (402921) exclusive rwlock fdlock r = 0 (0xffff80003c413300) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x42b sys/kern/kern_rwlock.c:319 #2 doopenat+0x173 sys/kern/vfs_syscalls.c:-1 #3 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #3 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:748 #4 Xsyscall+0x128 Process 51945 (syz-executor) thread 0xffff80003c446038 (273974) exclusive rwlock dtlk r = 0 (0xffffffff8380edd8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x42b sys/kern/kern_rwlock.c:319 #2 dt_ioctl_record_stop+0x68 sys/dev/dt/dt_dev.c:-1 #3 dtclose+0x105 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] #3 dtclose+0x105 sys/dev/dt/dt_dev.c:232 #4 spec_close+0x45f sys/kern/spec_vnops.c:-1 #5 VOP_CLOSE+0x133 sys/kern/vfs_vops.c:156 #6 vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] #6 vn_closefile+0x12b sys/kern/vfs_vnops.c:615 #7 fdrop+0x126 sys/kern/kern_descrip.c:1267 #8 sys_ioctl+0x6bc sys/kern/sys_generic.c:516 #9 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #9 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:748 #10 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83a26670) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 vn_closefile+0x41 sys/kern/vfs_vnops.c:608 #2 fdrop+0x126 sys/kern/kern_descrip.c:1267 #3 sys_ioctl+0x6bc sys/kern/sys_generic.c:516 #4 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #4 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:748 #5 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10275 11073K 11610K 166960K 12869 0 pcb 18 14K 16K 166960K 144 0 rtable 142 7K 8K 166960K 382 0 pf 36 18K 82K 166960K 101 0 ifaddr 31 5K 7K 166960K 73 0 ifgroup 47 2K 2K 166960K 104 0 sysctl 3 1K 9K 166960K 8 0 counters 64 36K 37K 166960K 128 0 ioctlops 0 0K 5K 166960K 1665 0 iov 0 0K 16K 166960K 42 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1495 94K 94K 166960K 2465 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 17 0 VM map 2 1K 1K 166960K 2 0 sem 20 5K 5K 166960K 49 0 dirhash 12 2K 2K 166960K 21 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 17 61K 93K 166960K 946 0 sigio 0 0K 0K 166960K 14 0 proc 73 131K 164K 166960K 621 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 123 0 in_multi 61 4K 7K 166960K 144 0 ether_multi 1 0K 0K 166960K 9 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 536 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 244 151K 169K 166960K 10399 0 UVM aobj 95 3K 3K 166960K 99 0 pinsyscall 42 84K 106K 166960K 2063 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 1 0K 0K 166960K 44 0 NDP 10 0K 2K 166960K 47 0 temp 65 8680K 8760K 166960K 30051 0 kqueue 13 20K 29K 166960K 208 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 96 0 93 1 0 1 1 0 8 0 rtentry 176 125 0 72 5 0 5 5 0 8 0 unpcb 144 670 0 650 6 5 1 6 0 8 0 syncache 336 10 0 10 1 1 0 1 0 8 0 sackhl 24 1 0 1 1 1 0 1 0 8 0 tcpcb 736 189 0 185 1 0 1 1 0 8 0 arp 128 12 0 7 1 0 1 1 0 8 0 inpcb 328 830 0 820 13 11 2 10 0 8 0 nd6 144 23 0 13 1 0 1 1 0 8 0 pkpcb 40 15 0 15 1 1 0 1 0 8 0 kcovpl 48 8 0 0 1 0 1 1 0 8 0 mppekey 1024 1 0 1 1 1 0 1 0 8 0 ppxss 1192 25 0 25 1 1 0 1 0 8 0 pppxif 1504 1 0 1 1 1 0 1 0 8 0 pfstscr 40 4 0 3 1 0 1 1 0 8 0 pffrag 232 25 0 17 1 0 1 1 0 482 0 pffrnode 88 24 0 17 1 0 1 1 0 8 0 pffrent 40 110 0 102 1 0 1 1 0 8 0 pfosfp 40 1429 0 1005 5 0 5 5 0 8 0 pfosfpen 112 1429 0 714 21 0 21 21 0 8 0 pfanchor 1288 2 0 0 1 0 1 1 0 8 0 pftag 88 2 0 0 1 0 1 1 0 8 0 pfstitem 24 71 0 17 1 0 1 1 0 8 0 pfstkey 128 73 0 19 3 0 3 3 0 8 0 pfstate 384 73 0 19 7 0 7 7 0 8 0 pfrule 1344 91 0 83 2 1 1 2 0 8 0 rttmr 136 3 0 3 2 2 0 1 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 616 0 350 29 5 24 28 0 8 2 art_table 40 618 0 350 5 0 5 5 0 8 0 art_node 32 124 0 79 1 0 1 1 0 8 0 sysvmsgpl 40 9 0 6 1 0 1 1 0 8 0 semupl 112 6 0 6 3 2 1 1 0 8 1 semapl 112 39 0 21 1 0 1 1 0 8 0 shmpl 112 96 0 4 3 0 3 3 0 8 0 dirhash 1024 23 0 6 3 0 3 3 0 8 0 dino2pl 256 3215 0 1710 95 0 95 95 0 8 0 ffsino 296 3215 0 1710 117 0 117 117 0 8 0 nchpl 144 4554 0 2862 64 0 64 64 0 8 0 rtmask 32 2 0 2 2 2 0 1 0 8 0 uvmvnodes 80 3956 0 0 81 0 81 81 0 8 0 vnodes 216 3956 0 0 220 0 220 220 0 8 0 namei 1024 15648 0 15646 2 1 1 2 0 8 0 percpumem 16 79 0 32 1 0 1 1 0 8 0 kstatmem 264 66 0 42 3 1 2 3 0 8 0 scsiplug 72 3 0 3 1 1 0 1 0 8 0 scxspl 216 29169 0 29169 10 9 1 8 1 8 1 plimitpl 152 128 0 111 1 0 1 1 0 8 0 sigapl 424 1280 0 1206 9 0 9 9 0 8 0 knotepl 120 552 0 0 17 0 17 17 0 8 0 kqueuepl 224 554 0 545 6 5 1 5 0 8 0 pipepl 344 213 0 186 6 3 3 6 0 8 0 fdescpl 528 1235 0 1204 3 0 3 3 0 8 0 filepl 160 7969 0 7752 22 8 14 16 0 8 3 lockfpl 104 952 0 950 3 1 2 2 0 8 1 lockfspl 48 324 0 322 1 0 1 1 0 8 0 sessionpl 144 28 0 19 1 0 1 1 0 8 0 pgrppl 48 50 0 33 1 0 1 1 0 8 0 ucredpl 104 1518 0 1505 1 0 1 1 0 8 0 zombiepl 144 1228 0 1228 2 1 1 1 0 8 1 processpl 1248 1280 0 1206 6 0 6 6 0 8 0 procpl 656 2712 0 2627 8 0 8 8 0 8 0 sosppl 168 5 0 5 1 1 0 1 0 8 0 sockpl 752 1638 0 1605 22 18 4 16 0 8 0 mcl64k 65536 8 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 126 0 0 16 0 16 16 0 8 0 mcl2k 2048 28 0 0 4 0 4 4 0 8 0 mtagpl 96 57 0 0 2 0 2 2 0 8 0 mbufpl 256 230 0 0 15 0 15 15 0 8 0 bufpl 280 15053 0 8911 439 0 439 439 0 8 0 anonpl 32 10802 0 0 88 0 88 88 0 246 0 amapchunkpl 152 35214 0 34705 32 11 21 28 0 158 0 amappl16 200 4873 0 4838 39 24 15 25 0 8 2 amappl15 192 2 0 2 1 1 0 1 0 8 0 amappl14 184 124 0 112 1 0 1 1 0 8 0 amappl13 176 7 0 7 2 2 0 1 0 8 0 amappl12 168 1889 0 1857 4 1 3 3 0 8 0 amappl11 160 57 0 43 1 0 1 1 0 8 0 amappl10 152 3 0 3 1 1 0 1 0 8 0 amappl9 144 252 0 252 1 1 0 1 0 8 0 amappl8 136 22 0 20 1 0 1 1 0 8 0 amappl7 128 139 0 126 1 0 1 1 0 8 0 amappl6 120 179 0 175 1 0 1 1 0 8 0 amappl5 112 126 0 116 1 0 1 1 0 8 0 amappl4 104 328 0 309 1 0 1 1 0 8 0 amappl3 96 6838 0 6722 5 1 4 4 0 8 0 amappl2 88 690 0 626 2 0 2 2 0 8 0 amappl1 80 12745 0 12148 16 1 15 15 0 8 0 amappl 88 9552 0 9380 5 0 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 128 254 0 254 2 2 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 98 0 4 2 0 2 2 0 8 0 uaddrrnd 24 1235 0 1204 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1235 0 1204 1 0 1 1 0 8 0 vmmpekpl 168 11833 0 11796 4 1 3 3 0 8 0 vmmpepl 168 84893 0 82905 109 9 100 109 0 357 0 vmsppl 488 1234 0 1204 5 1 4 5 0 8 0 rwobjpl 80 28970 0 23978 107 0 107 107 0 8 0 pdppl 4096 2478 0 2408 116 44 72 88 0 8 2 pvpl 32 19372 0 0 157 0 157 157 0 265 0 pmappl 256 1234 0 1204 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 293 0 54 8 0 8 8 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace dt_ioctl_record_stop(ffff800001488000) at dt_ioctl_record_stop+0xf0 sys/dev/dt/dt_dev.c:580 dtclose(11e5f,81,2000,ffff80003c446038) at dtclose+0x105 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(11e5f,81,2000,ffff80003c446038) at dtclose+0x105 sys/dev/dt/dt_dev.c:232 spec_close(ffff800036bff5c0) at spec_close+0x45f sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd80616887d8,81,fffffd80097fb340,ffff80003c446038) at VOP_CLOSE+0x133 sys/kern/vfs_vops.c:156 vn_closefile(fffffd806b954360,ffff80003c446038) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd806b954360,ffff80003c446038) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615 fdrop(fffffd806b954360,ffff80003c446038) at fdrop+0x126 sys/kern/kern_descrip.c:1267 sys_ioctl(ffff80003c446038,ffff800036bff8d0,ffff800036bff820) at sys_ioctl+0x6bc sys/kern/sys_generic.c:516 syscall(ffff800036bff8d0) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800036bff8d0) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x9d741369280, count: -9 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 end of kernel end trace frame: 0x704ed7f3d660, count: 12 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 end of kernel end trace frame: 0x704ed7f3d660, count: -3