uvm_fault(0xfffffd80648c1d90, 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 109964 43107 0 0 0 1 syz-executor dt_ioctl_record_stop(ffff8000016d3000) at dt_ioctl_record_stop+0x108 sys/dev/dt/dt_dev.c:593 dtclose(31e5f,1,2000,ffff80003c4062d8) at dtclose+0x109 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(31e5f,1,2000,ffff80003c4062d8) at dtclose+0x109 sys/dev/dt/dt_dev.c:239 spec_close(ffff80003c42ef40) at spec_close+0x466 sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd800d832cb0,1,fffffd80097fd5b0,ffff80003c4062d8) at VOP_CLOSE+0x132 sys/kern/vfs_vops.c:156 vn_closefile(fffffd806477e880,ffff80003c4062d8) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd806477e880,ffff80003c4062d8) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615 fdrop(fffffd806477e880,ffff80003c4062d8) at fdrop+0x121 sys/kern/kern_descrip.c:1281 closef(fffffd806477e880,ffff80003c4062d8) at closef+0x192 sys/kern/kern_descrip.c:1265 fdfree(ffff80003c4062d8) at fdfree+0x116 sys/kern/kern_descrip.c:1196 exit1(ffff80003c4062d8,0,0,1) at exit1+0x576 sys/kern/kern_exit.c:215 sys_exit(ffff80003c4062d8,ffff80003c42f2b0,ffff80003c42f200) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff80003c42f2b0) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c42f2b0) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x75d9c6a76a90, 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(0xfffffd80648c1d90, 0x0, 0, 1) -> e ddb{0}> trace dt_ioctl_record_stop(ffff8000016d3000) at dt_ioctl_record_stop+0x108 sys/dev/dt/dt_dev.c:593 dtclose(31e5f,1,2000,ffff80003c4062d8) at dtclose+0x109 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(31e5f,1,2000,ffff80003c4062d8) at dtclose+0x109 sys/dev/dt/dt_dev.c:239 spec_close(ffff80003c42ef40) at spec_close+0x466 sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd800d832cb0,1,fffffd80097fd5b0,ffff80003c4062d8) at VOP_CLOSE+0x132 sys/kern/vfs_vops.c:156 vn_closefile(fffffd806477e880,ffff80003c4062d8) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd806477e880,ffff80003c4062d8) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615 fdrop(fffffd806477e880,ffff80003c4062d8) at fdrop+0x121 sys/kern/kern_descrip.c:1281 closef(fffffd806477e880,ffff80003c4062d8) at closef+0x192 sys/kern/kern_descrip.c:1265 fdfree(ffff80003c4062d8) at fdfree+0x116 sys/kern/kern_descrip.c:1196 exit1(ffff80003c4062d8,0,0,1) at exit1+0x576 sys/kern/kern_exit.c:215 sys_exit(ffff80003c4062d8,ffff80003c42f2b0,ffff80003c42f200) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff80003c42f2b0) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c42f2b0) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x75d9c6a76a90, count: -12 ddb{0}> show registers rdi 0 rsi 0 rbp 0xffff80003c42ee70 rbx 0x1 rdx 0 rcx 0xffff80003c4062d8 rax 0xffffffff838f5630 dt_prov_static r8 0 r9 0x1 r10 0xcbfb659fa831ce28 r11 0xb6788679936887a1 r12 0 r13 0 r14 0 r15 0xffff800001691a00 rip 0xffffffff82fbcfc8 dt_ioctl_record_stop+0x108 cs 0x8 rflags 0x10207 __ALIGN_SIZE+0xf207 rsp 0xffff80003c42ee40 ss 0 dt_ioctl_record_stop+0x108: movq 0(%r14),%r14 ddb{0}> show proc PROC (syz-executor) tid=185200 pid=96273 tcnt=0 stat=onproc flags process=1008 proc=2000 runpri=32, usrpri=84, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0xffff80003c4062d8 scnt=-1 ecnt=1 forw=0xffffffffffffffff, list=0xffff80003c3cf4f8,0xffff80003c406050 process=0xffff80003c4e89c8 user=0xffff80003c42a000, vmspace=0xfffffd80648c1d90 estcpu=34, cpticks=8, pctcpu=0.8, user=0, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 3587 412055 11419 0 2 0 syz-executor 3587 341733 11419 0 2 0x4000000 syz-executor 61135 3527 86663 0 2 0 syz-executor 61135 240499 86663 0 2 0x4000000 syz-executor 61135 334016 86663 0 2 0x4000000 syz-executor 8833 355869 45876 0 2 0 syz-executor 8833 8154 45876 0 2 0x4000000 syz-executor 43107 109964 24800 0 7 0 syz-executor 43107 218846 24800 0 3 0x4000080 kqpoll syz-executor 43107 513012 24800 0 3 0x4000080 fsleep syz-executor 56285 11782 48494 0 3 0 vmmaplk syz-executor 56285 95550 48494 0 3 0x4000080 bell syz-executor 56285 161283 48494 0 2 0x4000000 syz-executor 2928 338990 1 0 3 0x80 nanoslp init 45876 208380 70376 0 2 0x3 syz-executor 16633 63751 0 0 3 0x14280 nfsidl nfsio 69820 435928 0 0 3 0x14280 nfsidl nfsio 24146 92242 0 0 3 0x14280 nfsidl nfsio 18713 418405 0 0 3 0x14280 nfsidl nfsio 58745 151733 0 0 3 0x14280 nfsidl nfsio 77798 315471 0 0 3 0x14280 nfsidl nfsio 99565 403050 0 0 3 0x14280 nfsidl nfsio 75201 508429 0 0 3 0x14280 nfsidl nfsio 54115 386075 0 0 3 0x14280 nfsidl nfsio 16279 350610 0 0 3 0x14280 nfsidl nfsio 80575 67083 0 0 3 0x14280 nfsidl nfsio 5965 481677 0 0 3 0x14280 nfsidl nfsio 82151 297307 0 0 3 0x14280 nfsidl nfsio 38588 471872 0 0 3 0x14280 nfsidl nfsio 94519 366759 0 0 3 0x14280 nfsidl nfsio 34447 369769 0 0 3 0x14280 nfsidl nfsio 20588 252932 0 0 3 0x14280 nfsidl nfsio 75271 120087 0 0 3 0x14280 nfsidl nfsio 98440 513872 0 0 3 0x14280 nfsidl nfsio 95903 246350 0 0 3 0x14280 nfsidl nfsio 48494 331373 70376 0 3 0x82 nanoslp syz-executor 2346 400205 70376 0 2 0x3 syz-executor 96449 373729 70376 0 3 0x82 wait syz-executor 86663 74490 70376 0 3 0x82 nanoslp syz-executor 11419 185777 70376 0 3 0x82 nanoslp syz-executor 24800 497441 70376 0 2 0x3 syz-executor 27576 118736 70376 0 2 0x3 syz-executor 70376 43248 65075 0 3 0x82 kqread syz-executor 65075 419739 69800 0 3 0x10008a sigsusp ksh 69800 18434 30399 0 3 0x98 kqread sshd-session 30399 357861 54848 0 3 0x92 kqread sshd-session 54848 393029 1 0 3 0x88 kqread sshd 74319 359725 78618 74 3 0x1100092 bpf pflogd 78618 128855 1 0 3 0x80 sbwait pflogd 44276 225550 91434 73 3 0x1100090 kqread syslogd 91434 258724 1 0 3 0x100082 sbwait syslogd 14471 79698 1 0 3 0x100080 kqread resolvd 40997 9231 50094 77 3 0x100092 kqread dhcpleased 81110 195892 50094 77 3 0x100092 kqread dhcpleased 50094 399170 1 0 3 0x80 kqread dhcpleased 37211 354541 0 0 3 0x14200 bored smr 87467 165863 0 0 2 0x14200 zerothread 831 144156 0 0 3 0x14200 aiodoned aiodoned 87260 420509 0 0 3 0x14200 syncer update 98696 92442 0 0 3 0x14200 cleaner cleaner 17393 174336 0 0 2 0x14200 reaper 61907 249598 0 0 3 0x14200 pgdaemon pagedaemon 96834 228917 0 0 3 0x14200 bored viomb 8810 267586 0 0 3 0x40014200 acpi0 acpi0 46247 379623 0 0 3 0x40014200 idle1 20732 385862 0 0 3 0x14200 bored softnet1 69635 514803 0 0 3 0x14200 bored softnet0 9484 394415 0 0 3 0x14200 smrbar systqmp 72612 1941 0 0 3 0x14200 bored systq 78595 238924 0 0 3 0x14200 tmoslp softclockmp 76381 503597 0 0 3 0x40014200 tmoslp softclock 62142 387497 0 0 3 0x40014200 idle0 1 303391 0 0 3 0x82 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb{0}> show all locks Process 3587 (syz-executor) thread 0xffff80003c3f82c0 (341733) exclusive rwlock vmmaplk r = 0 (0xfffffd80648c1508) #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 61135 (syz-executor) thread 0xffff80003c3f94e8 (240499) exclusive rrwlock inode r = 0 (0xfffffd806c8637b0) #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_makeinode+0xcd sys/ufs/ufs/ufs_vnops.c:1732 #8 ufs_mknod+0x5b sys/ufs/ufs/ufs_vnops.c:167 #9 VOP_MKNOD+0x101 sys/kern/vfs_vops.c:121 #10 domknodat+0x469 sys/kern/vfs_syscalls.c:1659 #11 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #11 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #12 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8078eab118) #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 domknodat+0xb4 sys/kern/vfs_syscalls.c:1611 #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 61135 (syz-executor) thread 0xffff80003c3f8558 (334016) exclusive rwlock vmmaplk r = 0 (0xfffffd80648c1320) #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 43107 (syz-executor) thread 0xffff80003c406040 (109964) shared rwlock uobjlk r = 0 (0xfffffd806dc8e5d0) #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 uvm_fault_lower_lookup+0x53 sys/uvm/uvm_fault.c:1204 #3 uvm_fault_lower+0x89 sys/uvm/uvm_fault.c:1334 #4 uvm_fault+0x274 sys/uvm/uvm_fault.c:-1 #5 upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 #6 usertrap+0x430 sys/arch/amd64/amd64/trap.c:640 #7 recall_trap+0x8 shared rwlock vmmaplk r = 0 (0xfffffd80648c1138) #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 56285 (syz-executor) thread 0xffff80003c3f9cb0 (161283) exclusive rwlock vmmaplk r = 0 (0xfffffd80648c1ac0) #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 9484 (systqmp) thread 0xffff8000ffffe530 (394415) shared rwlock systqmp r = 0 (0xffffffff83918b98) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 taskq_thread+0x12a sys/kern/kern_task.c:442 #2 proc_trampoline+0x10 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11080 12193K 12456K 166960K 13601 0 pcb 17 16K 18K 166960K 343 0 rtable 186 9K 10K 166960K 602 0 pf 32 17K 19K 166960K 131 0 ifaddr 35 6K 9K 166960K 98 0 ifgroup 51 2K 3K 166960K 175 0 sysctl 4 1K 9K 166960K 22 0 counters 68 36K 38K 166960K 184 0 ioctlops 0 0K 8K 166960K 1937 0 iov 0 0K 24K 166960K 52 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1378 87K 88K 166960K 2311 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 13 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 40 0 dirhash 15 2K 2K 166960K 39 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 17 61K 85K 166960K 1181 0 sigio 0 0K 0K 166960K 25 0 proc 64 99K 147K 166960K 671 0 subproc 72 4K 4K 166960K 81 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 130 0 in_multi 66 4K 7K 166960K 149 0 ether_multi 1 0K 0K 166960K 12 0 mrt 1 0K 0K 166960K 26 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 109 493K 493K 166960K 109 0 exec 0 0K 1K 166960K 620 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 240 164K 187K 166960K 13154 0 UVM aobj 159 157K 159K 166960K 161 0 pinsyscall 41 82K 99K 166960K 2399 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 1K 166960K 114 0 NDP 11 0K 2K 166960K 67 0 temp 77 9088K 9160K 166960K 39572 0 kqueue 13 20K 28K 166960K 192 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 120 120 0 117 1 0 1 1 0 8 0 rtentry 176 179 0 107 6 0 6 6 0 8 0 unpcb 144 582 0 565 3 2 1 2 0 8 0 syncache 336 10 0 10 4 3 1 1 0 8 1 tcpqe 32 1 0 1 1 1 0 1 0 8 0 tcpcb 736 462 0 457 15 8 7 7 0 8 6 arp 136 28 0 16 1 0 1 1 0 8 0 inpcb 328 1651 0 1643 14 7 7 7 0 8 6 nd6 152 36 0 16 2 0 2 2 0 8 0 kcovpl 48 9 0 1 1 0 1 1 0 8 0 mppekey 1024 1 0 1 1 0 1 1 0 8 1 ppxss 1192 40 0 40 2 1 1 1 0 8 1 pppxif 1576 6 0 6 1 1 0 1 0 8 0 pffrag 232 23 0 11 1 0 1 1 0 482 0 pffrnode 88 23 0 11 1 0 1 1 0 8 0 pffrent 40 40 0 27 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 pfstitem 24 105 0 34 1 0 1 1 0 8 0 pfstkey 128 105 0 34 3 0 3 3 0 8 0 pfstate 448 105 0 34 8 0 8 8 0 8 0 pfrule 1360 21 0 16 2 1 1 2 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 680 0 374 32 3 29 32 0 8 5 art_table 40 682 0 374 6 0 6 6 0 8 0 art_node 32 172 0 103 1 0 1 1 0 8 0 sysvmsgpl 40 14 0 9 1 0 1 1 0 8 0 semupl 112 2 0 2 1 1 0 1 0 8 0 semapl 112 37 0 27 1 0 1 1 0 8 0 shmpl 112 81 0 2 3 0 3 3 0 8 0 dirhash 1024 35 0 16 3 0 3 3 0 8 0 dino2pl 256 3689 0 2230 93 0 93 93 0 8 0 ffsino 296 3689 0 2230 114 0 114 114 0 8 0 nchpl 144 5346 0 3639 64 0 64 64 0 8 0 rtmask 32 11 0 11 3 3 0 1 0 8 0 vnodes 216 4243 0 0 236 0 236 236 0 8 0 namei 1024 17804 0 17803 5 4 1 3 0 8 0 percpumem 16 107 0 58 1 0 1 1 0 8 0 vcpupl 3968 77 0 0 10 0 10 10 0 8 0 vmpool 848 77 0 0 9 0 9 9 0 8 0 kstatmem 264 100 0 74 5 2 3 3 0 8 1 scsiplug 72 4 0 4 2 1 1 1 0 8 1 scxspl 216 31885 0 31885 11 10 1 8 1 8 1 plimitpl 152 256 0 239 1 0 1 1 0 8 0 sigapl 424 1524 0 1457 8 0 8 8 0 8 0 knotepl 120 555 0 0 17 0 17 17 0 8 0 kqueuepl 224 433 0 423 5 4 1 5 0 8 0 pipepl 344 215 0 188 3 0 3 3 0 8 0 fdescpl 528 1487 0 1456 3 0 3 3 0 8 0 filepl 160 9006 0 8786 19 6 13 16 0 8 2 lockfpl 104 411 0 408 2 1 1 2 0 8 0 lockfspl 48 129 0 126 1 0 1 1 0 8 0 sessionpl 144 29 0 21 1 0 1 1 0 8 0 pgrppl 48 63 0 47 1 0 1 1 0 8 0 ucredpl 104 1275 0 1262 1 0 1 1 0 8 0 zombiepl 144 2078 0 2076 2 1 1 1 0 8 0 processpl 1232 1524 0 1457 6 0 6 6 0 8 0 procpl 664 3352 0 3276 10 2 8 8 0 8 1 sosppl 176 5 0 5 4 4 0 1 0 8 0 sockpl 752 2411 0 2383 20 9 11 11 0 8 7 mcl64k 65536 13 0 0 2 0 2 2 0 8 0 mcl16k 16384 11 0 0 2 0 2 2 0 8 0 mcl12k 12288 4 0 0 1 0 1 1 0 8 0 mcl9k 9216 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 6 0 0 1 0 1 1 0 8 0 mcl4k 4096 116 0 0 15 0 15 15 0 8 0 mcl2k 2048 26 0 0 4 0 4 4 0 8 0 mtagpl 96 4 0 0 1 0 1 1 0 8 0 mbufpl 256 1834 0 0 114 0 114 114 0 8 0 bufpl 280 12197 0 6068 439 0 439 439 0 8 0 anonpl 32 13222 0 0 107 0 107 107 0 246 0 amapchunkpl 152 44748 0 44245 47 19 28 31 0 158 7 amappl16 200 5493 0 5457 49 34 15 33 0 8 4 amappl15 192 10 0 10 1 1 0 1 0 8 0 amappl14 184 441 0 440 1 0 1 1 0 8 0 amappl13 176 139 0 128 1 0 1 1 0 8 0 amappl12 168 1747 0 1718 2 0 2 2 0 8 0 amappl11 160 10 0 10 1 1 0 1 0 8 0 amappl10 152 68 0 53 1 0 1 1 0 8 0 amappl9 144 267 0 267 1 1 0 1 0 8 0 amappl8 136 106 0 104 1 0 1 1 0 8 0 amappl7 128 159 0 145 1 0 1 1 0 8 0 amappl6 120 167 0 165 1 0 1 1 0 8 0 amappl5 112 108 0 97 1 0 1 1 0 8 0 amappl4 104 335 0 316 1 0 1 1 0 8 0 amappl3 96 8772 0 8656 4 0 4 4 0 8 0 amappl2 88 601 0 540 2 0 2 2 0 8 0 amappl1 80 16008 0 15433 21 5 16 17 0 8 0 amappl 88 12183 0 12013 5 0 5 5 0 92 0 uvmvnodes 80 141 0 1 3 0 3 3 0 8 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 7 0 7 2 2 0 1 0 8 0 dma128 128 255 0 255 3 3 0 1 0 8 0 dma64 64 7 0 7 2 2 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 72 160 0 2 3 0 3 3 0 8 0 uaddrrnd 24 1487 0 1456 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1487 0 1456 1 0 1 1 0 8 0 vmmpekpl 168 14381 0 14345 3 0 3 3 0 8 0 vmmpepl 168 103842 0 101933 127 27 100 114 0 357 4 vmsppl 488 1486 0 1456 8 3 5 5 0 8 0 rwobjpl 80 31296 0 30089 36 5 31 35 0 8 0 pdppl 4096 3135 0 2989 190 40 150 152 0 8 4 pvpl 32 21038 0 0 170 0 170 170 0 265 0 pmappl 256 1563 0 1456 7 0 7 7 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 504 0 62 13 0 13 13 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace dt_ioctl_record_stop(ffff8000016d3000) at dt_ioctl_record_stop+0x108 sys/dev/dt/dt_dev.c:593 dtclose(31e5f,1,2000,ffff80003c4062d8) at dtclose+0x109 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(31e5f,1,2000,ffff80003c4062d8) at dtclose+0x109 sys/dev/dt/dt_dev.c:239 spec_close(ffff80003c42ef40) at spec_close+0x466 sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd800d832cb0,1,fffffd80097fd5b0,ffff80003c4062d8) at VOP_CLOSE+0x132 sys/kern/vfs_vops.c:156 vn_closefile(fffffd806477e880,ffff80003c4062d8) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd806477e880,ffff80003c4062d8) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615 fdrop(fffffd806477e880,ffff80003c4062d8) at fdrop+0x121 sys/kern/kern_descrip.c:1281 closef(fffffd806477e880,ffff80003c4062d8) at closef+0x192 sys/kern/kern_descrip.c:1265 fdfree(ffff80003c4062d8) at fdfree+0x116 sys/kern/kern_descrip.c:1196 exit1(ffff80003c4062d8,0,0,1) at exit1+0x576 sys/kern/kern_exit.c:215 sys_exit(ffff80003c4062d8,ffff80003c42f2b0,ffff80003c42f200) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff80003c42f2b0) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c42f2b0) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x75d9c6a76a90, count: -12 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffff8000299adff0) 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 __mp_lock(ffffffff83a2e680) at __mp_lock+0x199 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff83a2e680) at __mp_lock+0x199 sys/kern/kern_lock.c:173 uvm_fault(fffffd80648c1038,a9393c87000,0,2) at uvm_fault+0x1ea sys/uvm/uvm_fault.c:650 upageflttrap(ffff80003c491900,a9393c876b0) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 usertrap(ffff80003c491900) at usertrap+0x430 sys/arch/amd64/amd64/trap.c:640 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x73cfd03ec3d0, count: 7 ddb{1}> trace x86_ipi_db(ffff8000299adff0) 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 __mp_lock(ffffffff83a2e680) at __mp_lock+0x199 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff83a2e680) at __mp_lock+0x199 sys/kern/kern_lock.c:173 uvm_fault(fffffd80648c1038,a9393c87000,0,2) at uvm_fault+0x1ea sys/uvm/uvm_fault.c:650 upageflttrap(ffff80003c491900,a9393c876b0) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 usertrap(ffff80003c491900) at usertrap+0x430 sys/arch/amd64/amd64/trap.c:640 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x73cfd03ec3d0, count: -8