login: uvm_fault(0xfffffd806ef043d8, 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 384074 42047 0 0x14000 0x200 1 reaper dt_ioctl_record_stop(ffff8000016c4000) at dt_ioctl_record_stop+0xf0 sys/dev/dt/dt_dev.c:580 dtclose(21e5f,81,2000,ffff80003c4d7748) at dtclose+0x105 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(21e5f,81,2000,ffff80003c4d7748) at dtclose+0x105 sys/dev/dt/dt_dev.c:232 spec_close(ffff80002a2d1240) at spec_close+0x45f sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd805a876558,81,fffffd80097fb3a8,ffff80003c4d7748) at VOP_CLOSE+0x133 sys/kern/vfs_vops.c:156 vn_closefile(fffffd8067d4fea0,ffff80003c4d7748) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd8067d4fea0,ffff80003c4d7748) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615 fdrop(fffffd8067d4fea0,ffff80003c4d7748) at fdrop+0x126 sys/kern/kern_descrip.c:1267 closef(fffffd8067d4fea0,ffff80003c4d7748) at closef+0x192 sys/kern/kern_descrip.c:1251 fdfree(ffff80003c4d7748) at fdfree+0x116 sys/kern/kern_descrip.c:1182 exit1(ffff80003c4d7748,b,0,1) at exit1+0x59c sys/kern/kern_exit.c:215 sys_exit(ffff80003c4d7748,ffff80002a2d15b0,ffff80002a2d1500) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff80002a2d15b0) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a2d15b0) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7098231a1360, 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(0xfffffd806ef043d8, 0x0, 0, 1) -> e ddb{0}> trace dt_ioctl_record_stop(ffff8000016c4000) at dt_ioctl_record_stop+0xf0 sys/dev/dt/dt_dev.c:580 dtclose(21e5f,81,2000,ffff80003c4d7748) at dtclose+0x105 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(21e5f,81,2000,ffff80003c4d7748) at dtclose+0x105 sys/dev/dt/dt_dev.c:232 spec_close(ffff80002a2d1240) at spec_close+0x45f sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd805a876558,81,fffffd80097fb3a8,ffff80003c4d7748) at VOP_CLOSE+0x133 sys/kern/vfs_vops.c:156 vn_closefile(fffffd8067d4fea0,ffff80003c4d7748) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd8067d4fea0,ffff80003c4d7748) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615 fdrop(fffffd8067d4fea0,ffff80003c4d7748) at fdrop+0x126 sys/kern/kern_descrip.c:1267 closef(fffffd8067d4fea0,ffff80003c4d7748) at closef+0x192 sys/kern/kern_descrip.c:1251 fdfree(ffff80003c4d7748) at fdfree+0x116 sys/kern/kern_descrip.c:1182 exit1(ffff80003c4d7748,b,0,1) at exit1+0x59c sys/kern/kern_exit.c:215 sys_exit(ffff80003c4d7748,ffff80002a2d15b0,ffff80002a2d1500) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff80002a2d15b0) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a2d15b0) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7098231a1360, count: -12 ddb{0}> show registers rdi 0 rsi 0 rbp 0xffff80002a2d1170 rbx 0xffffffff82bdf570 dtclose rdx 0 rcx 0xffff80003c4d7748 rax 0xffffffff838b8830 dt_prov_static r8 0x44b82fa09b5a53 r9 0 r10 0x3503c39f43492a13 r11 0xf27bb6261edd037c r12 0xffffffff838b97b0 dt_static_refcnt_ifaddr r13 0 r14 0 r15 0xffff80000159a800 rip 0xffffffff82bdf950 dt_ioctl_record_stop+0xf0 cs 0x8 rflags 0x10207 __ALIGN_SIZE+0xf207 rsp 0xffff80002a2d1140 ss 0 dt_ioctl_record_stop+0xf0: movq 0(%r14),%r12 ddb{0}> show proc PROC (syz-executor) tid=226226 pid=33606 tcnt=0 stat=onproc flags process=1008 proc=2000 runpri=32, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0xffff80003c4d7748 scnt=-1 ecnt=1 forw=0xffffffffffffffff, list=0xffff80003c4d6a78,0xffff80003c449228 process=0xffff80003c4db5c8 user=0xffff80002a2cc000, vmspace=0xfffffd806ef043d8 estcpu=36, cpticks=3, pctcpu=0.0, user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 54194 138091 31226 0 2 0 syz-executor 54194 32231 31226 0 2 0x4000000 syz-executor 48234 107105 62598 0 2 0 syz-executor 48234 352617 62598 0 3 0x4000080 fsleep syz-executor 48234 502017 62598 0 3 0x4000080 fsleep syz-executor 48234 234324 62598 0 2 0x4000000 syz-executor 85367 170016 59368 0 3 0x80 nanoslp syz-executor 85367 593 59368 0 3 0x4000080 msgwait syz-executor 85367 405218 59368 0 3 0x4000080 fsleep syz-executor 85367 6628 59368 0 3 0x4000080 fsleep syz-executor 48885 393688 82235 0 3 0x82 sbwait sshd-session 15784 196085 0 0 3 0x14200 acct acct 99443 119918 1 0 3 0x100083 ttyin getty 13309 328448 0 0 3 0x14280 nfsidl nfsio 21540 503499 0 0 3 0x14280 nfsidl nfsio 75905 227128 0 0 3 0x14280 nfsidl nfsio 20615 8066 0 0 3 0x14280 nfsidl nfsio 56703 198529 0 0 3 0x14280 nfsidl nfsio 93654 307580 0 0 3 0x14280 nfsidl nfsio 9768 55543 0 0 3 0x14280 nfsidl nfsio 39138 201549 0 0 3 0x14280 nfsidl nfsio 84558 355904 0 0 3 0x14280 nfsidl nfsio 26961 431114 0 0 3 0x14280 nfsidl nfsio 90453 358746 0 0 3 0x14280 nfsidl nfsio 73071 25418 0 0 3 0x14280 nfsidl nfsio 25511 231406 0 0 3 0x14280 nfsidl nfsio 27131 118682 0 0 3 0x14280 nfsidl nfsio 57305 236418 0 0 3 0x14280 nfsidl nfsio 84825 342897 0 0 3 0x14280 nfsidl nfsio 22022 192318 0 0 3 0x14280 nfsidl nfsio 73287 204361 0 0 3 0x14280 nfsidl nfsio 13197 483653 0 0 3 0x14280 nfsidl nfsio 54176 336765 0 0 3 0x14280 nfsidl nfsio 37116 174834 0 0 3 0x14200 bored sosplice 63701 192516 792 0 3 0x82 nanoslp syz-executor 50468 187779 792 0 2 0x2 syz-executor 59368 313094 792 0 3 0x82 nanoslp syz-executor 55928 189081 792 0 3 0x82 nanoslp syz-executor 5722 301455 792 0 3 0x82 nanoslp syz-executor 31226 228910 792 0 2 0xc82 syz-executor 90404 193312 792 0 2 0xc82 syz-executor 62598 444983 792 0 2 0xc82 syz-executor 792 212394 46406 0 3 0x82 kqread syz-executor 46406 237514 76904 0 3 0x10008a sigsusp ksh 76904 399422 85822 0 3 0x98 kqread sshd-session 85822 248689 82235 0 3 0x92 kqread sshd-session 82235 430920 1 0 3 0x88 kqread sshd 14630 159304 9949 74 3 0x1100092 bpf pflogd 9949 75762 1 0 3 0x80 sbwait pflogd 17533 452064 11024 73 3 0x1100090 kqread syslogd 11024 516295 1 0 3 0x100082 sbwait syslogd 94702 371791 1 0 3 0x100080 kqread resolvd 3711 403693 30231 77 3 0x100092 kqread dhcpleased 42011 365231 30231 77 3 0x100092 kqread dhcpleased 30231 430386 1 0 3 0x80 kqread dhcpleased 90073 430925 0 0 3 0x14200 bored smr 88856 511393 0 0 2 0x14200 zerothread 21398 324158 0 0 3 0x14200 aiodoned aiodoned 42328 45527 0 0 3 0x14200 syncer update 8567 76801 0 0 3 0x14200 cleaner cleaner 42047 384074 0 0 7 0x14200 reaper 19529 223424 0 0 3 0x14200 pgdaemon pagedaemon 26628 179068 0 0 3 0x14200 bored viomb 36801 451115 0 0 3 0x40014200 acpi0 acpi0 74258 432246 0 0 3 0x40014200 idle1 22917 84836 0 0 3 0x14200 bored softnet7 86298 306271 0 0 3 0x14200 bored softnet6 99715 28914 0 0 3 0x14200 bored softnet5 45580 346470 0 0 3 0x14200 bored softnet4 97908 263157 0 0 3 0x14200 bored softnet3 70289 507380 0 0 3 0x14200 bored softnet2 28550 81615 0 0 3 0x14200 bored softnet1 24601 449953 0 0 3 0x14200 bored softnet0 43041 62841 0 0 3 0x14200 bored systqmp 38070 189089 0 0 3 0x14200 bored systq 60587 492864 0 0 3 0x14200 tmoslp softclockmp 88823 524150 0 0 2 0x40014200 softclock 6858 11356 0 0 3 0x40014200 idle0 1 454496 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks CPU 1: exclusive mutex &sched_lock r = 0 (0xffffffff83a1b800) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 mtx_enter_try+0x1ad sys/kern/kern_lock.c:311 #2 mtx_enter+0x62 sys/kern/kern_lock.c:261 #3 wakeup_n+0x54 sys/kern/kern_synch.c:579 #4 uvm_pmr_freepageq+0x40d sys/uvm/uvm_pmemrange.c:1390 #5 km_free+0x36f sys/uvm/uvm_km.c:827 #6 uvm_uarea_free+0x4f sys/uvm/uvm_glue.c:304 #7 reaper+0x1cb sys/kern/kern_exit.c:493 #8 proc_trampoline+0x10 exclusive mutex &uvm.fpageqlock r = 0 (0xffffffff839f5e30) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 mtx_enter_try+0x1ad sys/kern/kern_lock.c:311 #2 mtx_enter+0x62 sys/kern/kern_lock.c:261 #3 uvm_pmr_freepageq+0x15c sys/uvm/uvm_pmemrange.c:1371 #4 km_free+0x36f sys/uvm/uvm_km.c:827 #5 uvm_uarea_free+0x4f sys/uvm/uvm_glue.c:304 #6 reaper+0x1cb sys/kern/kern_exit.c:493 #7 proc_trampoline+0x10 Process 50468 (syz-executor) thread 0xffff8000ffff3490 (187779) exclusive rrwlock inode r = 0 (0xfffffd80673ac0e0) #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 vget+0x2bd sys/kern/vfs_subr.c:693 #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+0x19f8 sys/ufs/ufs/ufs_lookup.c:478 #9 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x8fa sys/kern/vfs_lookup.c:566 #11 namei+0x7aa sys/kern/vfs_lookup.c:250 #12 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1864 #13 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #13 syscall+0xb08 sys/arch/amd64/amd64/trap.c:748 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806c1da7c8) #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 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1864 #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 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10284 11157K 12529K 166960K 12654 0 pcb 17 16K 18K 166960K 198 0 rtable 207 10K 11K 166960K 354 0 pf 39 18K 21K 166960K 104 0 ifaddr 42 7K 8K 166960K 77 0 ifgroup 59 2K 2K 166960K 115 0 sysctl 3 1K 9K 166960K 9 0 counters 70 37K 37K 166960K 140 0 ioctlops 0 0K 4K 166960K 1567 0 iov 0 0K 16K 166960K 31 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1464 92K 92K 166960K 2058 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 15 0 VM map 2 1K 1K 166960K 2 0 sem 11 0K 1K 166960K 18 0 dirhash 12 2K 2K 166960K 21 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 16 57K 93K 166960K 701 0 sigio 1 0K 0K 166960K 9 0 proc 72 115K 164K 166960K 587 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 91 6K 7K 166960K 122 0 ether_multi 1 0K 0K 166960K 2 0 mrt 0 0K 0K 166960K 3 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 403 1791K 1791K 166960K 403 0 exec 0 0K 1K 166960K 418 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 257 180K 185K 166960K 8063 0 UVM aobj 19 2K 2K 166960K 21 0 pinsyscall 43 86K 106K 166960K 1803 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 34 0 NDP 13 0K 1K 166960K 51 0 temp 59 8679K 8799K 166960K 28706 0 kqueue 13 20K 29K 166960K 140 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 71 0 67 1 0 1 1 0 8 0 rtentry 176 111 0 32 5 0 5 5 0 8 0 unpcb 144 566 0 543 10 8 2 9 0 8 1 syncache 336 7 0 7 3 2 1 1 0 8 1 tcpqe 32 10 0 10 2 1 1 1 0 8 1 tcpcb 736 310 0 302 11 4 7 7 0 8 6 arp 128 11 0 1 1 0 1 1 0 8 0 inpcb 328 1127 0 1115 21 11 10 12 0 8 8 nd6 144 21 0 5 1 0 1 1 0 8 0 pkpcb 40 4 0 4 1 0 1 1 0 8 1 kcovpl 48 8 0 0 1 0 1 1 0 8 0 ppxss 1192 30 0 30 1 0 1 1 0 8 1 pppxif 1504 1 0 1 1 0 1 1 0 8 1 pffrag 232 2 0 1 1 0 1 1 0 482 0 pffrnode 88 2 0 1 1 0 1 1 0 8 0 pffrent 40 4 0 3 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 1 0 0 1 0 1 1 0 8 0 pfstitem 24 54 0 15 1 0 1 1 0 8 0 pfstkey 128 54 0 15 2 0 2 2 0 8 0 pfstate 384 54 0 15 5 0 5 5 0 8 0 pfrule 1344 25 0 18 2 1 1 2 0 8 0 rttmr 136 1 0 1 1 1 0 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 541 0 153 30 1 29 29 0 8 2 art_table 40 542 0 153 5 0 5 5 0 8 0 art_node 32 109 0 41 1 0 1 1 0 8 0 sysvmsgpl 40 13 0 8 1 0 1 1 0 8 0 semapl 112 14 0 5 1 0 1 1 0 8 0 shmpl 112 18 0 2 1 0 1 1 0 8 0 dirhash 1024 23 0 6 3 0 3 3 0 8 0 dino2pl 256 2667 0 1160 95 0 95 95 0 8 0 ffsino 296 2667 0 1160 117 0 117 117 0 8 0 nchpl 144 3675 0 1978 63 0 63 63 0 8 0 rtmask 32 5 0 5 1 0 1 1 0 8 1 uvmvnodes 80 3222 0 0 66 0 66 66 0 8 0 vnodes 216 3222 0 0 179 0 179 179 0 8 0 namei 1024 11810 0 11810 3 2 1 2 0 8 1 percpumem 16 85 0 35 1 0 1 1 0 8 0 pfiaddrpl 120 1 0 0 1 0 1 1 0 8 0 kstatmem 264 74 0 44 4 1 3 3 0 8 0 scxspl 216 27393 0 27393 10 5 5 8 1 8 5 plimitpl 152 169 0 152 1 0 1 1 0 8 0 sigapl 424 1030 0 954 9 0 9 9 0 8 0 knotepl 120 549 0 0 17 0 17 17 0 8 0 kqueuepl 224 281 0 272 3 0 3 3 0 8 2 pipepl 344 156 0 129 3 0 3 3 0 8 0 fdescpl 528 986 0 955 3 0 3 3 0 8 0 filepl 160 6003 0 5769 24 8 16 18 0 8 5 lockfpl 104 427 0 424 2 0 2 2 0 8 1 lockfspl 48 203 0 200 1 0 1 1 0 8 0 sessionpl 144 27 0 17 1 0 1 1 0 8 0 pgrppl 48 71 0 53 1 0 1 1 0 8 0 ucredpl 104 881 0 868 1 0 1 1 0 8 0 zombiepl 144 958 0 954 1 0 1 1 0 8 0 processpl 1248 1030 0 954 7 0 7 7 0 8 1 procpl 656 2016 0 1933 9 0 9 9 0 8 1 sosppl 168 4 0 4 2 1 1 1 0 8 1 sockpl 752 1784 0 1745 38 26 12 23 0 8 7 mcl64k 65536 3 0 0 1 0 1 1 0 8 0 mcl16k 16384 1 0 0 1 0 1 1 0 8 0 mcl9k 9216 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 2 0 0 1 0 1 1 0 8 0 mcl4k 4096 115 0 0 15 0 15 15 0 8 0 mcl2k 2048 28 0 0 4 0 4 4 0 8 0 mtagpl 96 29 0 0 1 0 1 1 0 8 0 mbufpl 256 224 0 0 14 0 14 14 0 8 0 bufpl 280 11748 0 5606 439 0 439 439 0 8 0 anonpl 32 12325 0 0 100 0 100 100 0 246 0 amapchunkpl 152 26555 0 26046 37 11 26 29 0 158 3 amappl16 200 4571 0 4538 40 25 15 29 0 8 8 amappl15 192 5 0 5 1 1 0 1 0 8 0 amappl14 184 123 0 110 1 0 1 1 0 8 0 amappl13 176 5 0 5 1 1 0 1 0 8 0 amappl12 168 1631 0 1600 4 2 2 3 0 8 0 amappl11 160 52 0 38 1 0 1 1 0 8 0 amappl10 152 5 0 5 1 1 0 1 0 8 0 amappl9 144 242 0 242 1 1 0 1 0 8 0 amappl8 136 27 0 23 1 0 1 1 0 8 0 amappl7 128 107 0 94 1 0 1 1 0 8 0 amappl6 120 185 0 181 1 0 1 1 0 8 0 amappl5 112 124 0 114 1 0 1 1 0 8 0 amappl4 104 315 0 295 1 0 1 1 0 8 0 amappl3 96 5070 0 4955 6 2 4 4 0 8 0 amappl2 88 669 0 601 2 0 2 2 0 8 0 amappl1 80 11446 0 10758 19 3 16 16 0 8 0 amappl 88 7259 0 7084 5 0 5 5 0 92 0 dma32768 32768 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 2 0 1 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 20 0 2 1 0 1 1 0 8 0 uaddrrnd 24 986 0 955 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 986 0 955 1 0 1 1 0 8 0 vmmpekpl 168 9707 0 9667 3 0 3 3 0 8 0 vmmpepl 168 69439 0 67352 115 13 102 110 0 357 6 vmsppl 488 985 0 955 7 2 5 5 0 8 0 rwobjpl 80 24970 0 20682 88 0 88 88 0 8 0 pdppl 4096 1980 0 1910 104 28 76 86 0 8 6 pvpl 32 19294 0 0 157 1 156 156 0 265 0 pmappl 256 985 0 955 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 294 0 41 8 0 8 8 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace dt_ioctl_record_stop(ffff8000016c4000) at dt_ioctl_record_stop+0xf0 sys/dev/dt/dt_dev.c:580 dtclose(21e5f,81,2000,ffff80003c4d7748) at dtclose+0x105 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(21e5f,81,2000,ffff80003c4d7748) at dtclose+0x105 sys/dev/dt/dt_dev.c:232 spec_close(ffff80002a2d1240) at spec_close+0x45f sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd805a876558,81,fffffd80097fb3a8,ffff80003c4d7748) at VOP_CLOSE+0x133 sys/kern/vfs_vops.c:156 vn_closefile(fffffd8067d4fea0,ffff80003c4d7748) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd8067d4fea0,ffff80003c4d7748) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615 fdrop(fffffd8067d4fea0,ffff80003c4d7748) at fdrop+0x126 sys/kern/kern_descrip.c:1267 closef(fffffd8067d4fea0,ffff80003c4d7748) at closef+0x192 sys/kern/kern_descrip.c:1251 fdfree(ffff80003c4d7748) at fdfree+0x116 sys/kern/kern_descrip.c:1182 exit1(ffff80003c4d7748,b,0,1) at exit1+0x59c sys/kern/kern_exit.c:215 sys_exit(ffff80003c4d7748,ffff80002a2d15b0,ffff80002a2d1500) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff80002a2d15b0) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a2d15b0) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7098231a1360, 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 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x1a kd_curproc sys/dev/kcov.c:580 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x1a sys/dev/kcov.c:153 __mp_lock(ffffffff83a04b50) at __mp_lock+0x1a3 __mp_lock_spin sys/kern/kern_lock.c:134 [inline] __mp_lock(ffffffff83a04b50) at __mp_lock+0x1a3 sys/kern/kern_lock.c:165 reaper(ffff8000ffffc008) at reaper+0x218 sys/kern/kern_exit.c:505 end trace frame: 0x0, count: 9 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 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x1a kd_curproc sys/dev/kcov.c:580 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x1a sys/dev/kcov.c:153 __mp_lock(ffffffff83a04b50) at __mp_lock+0x1a3 __mp_lock_spin sys/kern/kern_lock.c:134 [inline] __mp_lock(ffffffff83a04b50) at __mp_lock+0x1a3 sys/kern/kern_lock.c:165 reaper(ffff8000ffffc008) at reaper+0x218 sys/kern/kern_exit.c:505 end trace frame: 0x0, count: -6