login: uvm_fault(0xfffffd80776b53f8, 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 *205473 87025 0 0 0x4000000 1K syz-executor 347829 26708 0 0 0 0 syz-executor dt_ioctl_record_stop(ffff800001713000) at dt_ioctl_record_stop+0x108 sys/dev/dt/dt_dev.c:593 dtclose(61e5f,81,2000,ffff800037bd9a10) at dtclose+0x109 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(61e5f,81,2000,ffff800037bd9a10) at dtclose+0x109 sys/dev/dt/dt_dev.c:239 spec_close(ffff80003c49cf70) at spec_close+0x466 sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd80691a1360,81,fffffd80097fd6e8,ffff800037bd9a10) at VOP_CLOSE+0x132 sys/kern/vfs_vops.c:156 vn_closefile(fffffd806c9d9518,ffff800037bd9a10) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd806c9d9518,ffff800037bd9a10) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615 fdrop(fffffd806c9d9518,ffff800037bd9a10) at fdrop+0x121 sys/kern/kern_descrip.c:1281 closef(fffffd806c9d9518,ffff800037bd9a10) at closef+0x192 sys/kern/kern_descrip.c:1265 syscall(ffff80003c49d1d0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c49d1d0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x79ec22c91e0, 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{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic *cpu1: uvm_fault(0xfffffd80776b53f8, 0x0, 0, 1) -> e ddb{1}> trace dt_ioctl_record_stop(ffff800001713000) at dt_ioctl_record_stop+0x108 sys/dev/dt/dt_dev.c:593 dtclose(61e5f,81,2000,ffff800037bd9a10) at dtclose+0x109 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(61e5f,81,2000,ffff800037bd9a10) at dtclose+0x109 sys/dev/dt/dt_dev.c:239 spec_close(ffff80003c49cf70) at spec_close+0x466 sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd80691a1360,81,fffffd80097fd6e8,ffff800037bd9a10) at VOP_CLOSE+0x132 sys/kern/vfs_vops.c:156 vn_closefile(fffffd806c9d9518,ffff800037bd9a10) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd806c9d9518,ffff800037bd9a10) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615 fdrop(fffffd806c9d9518,ffff800037bd9a10) at fdrop+0x121 sys/kern/kern_descrip.c:1281 closef(fffffd806c9d9518,ffff800037bd9a10) at closef+0x192 sys/kern/kern_descrip.c:1265 syscall(ffff80003c49d1d0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c49d1d0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x79ec22c91e0, count: -9 ddb{1}> show registers rdi 0 rsi 0 rbp 0xffff80003c49cea0 rbx 0x1 rdx 0 rcx 0xffff800037bd9a10 rax 0xffffffff839263b8 dt_prov_syscall r8 0xffffffff817ce9e0 uvm_map_inentry_sp r9 0x1 r10 0 r11 0xddd6e1c7a7af0b40 r12 0 r13 0 r14 0 r15 0xffff8000015fad00 rip 0xffffffff825f90d8 dt_ioctl_record_stop+0x108 cs 0x8 rflags 0x10207 __ALIGN_SIZE+0xf207 rsp 0xffff80003c49ce70 ss 0x10 dt_ioctl_record_stop+0x108: movq 0(%r14),%r14 ddb{1}> show proc PROC (syz-executor) tid=205473 pid=87025 tcnt=3 stat=onproc flags process=0 proc=4000000 runpri=32, usrpri=81, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80003c4b0038,0xffff800037bd82c8 process=0xffff80003c430e98 user=0xffff80003c498000, vmspace=0xfffffd80776b53f8 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 87025 167090 22522 0 2 0 syz-executor *87025 205473 22522 0 7 0x4000000 syz-executor 87025 287352 22522 0 3 0x4000080 fsleep syz-executor 11526 192976 94887 0 2 0 syz-executor 11526 237961 94887 0 3 0x4000080 fsleep syz-executor 11526 98257 94887 0 3 0x4000080 fsleep syz-executor 11526 134238 94887 0 3 0x4000080 fsleep syz-executor 21738 475771 33038 0 2 0 syz-executor 21738 384601 33038 0 3 0x4000080 fsleep syz-executor 96308 42145 42098 0 3 0x80 nanoslp syz-executor 96308 163609 42098 0 3 0x4000080 kqsel syz-executor 22762 392979 11811 0 2 0 syz-executor 22762 186700 11811 0 3 0x4000080 fsleep syz-executor 26708 347829 29560 0 7 0 syz-executor 26708 485843 29560 0 3 0x4000080 fsleep syz-executor 26708 181660 29560 0 2 0x4000000 syz-executor 94887 432212 21474 0 3 0x82 nanoslp syz-executor 66740 388357 1 0 3 0x100083 ttyin getty 11811 314035 21474 0 3 0x82 nanoslp syz-executor 58020 118854 0 0 3 0x14280 nfsidl nfsio 86084 260409 0 0 3 0x14280 nfsidl nfsio 12898 483597 0 0 3 0x14280 nfsidl nfsio 58239 262307 0 0 3 0x14280 nfsidl nfsio 60670 115376 0 0 3 0x14280 nfsidl nfsio 71846 366897 0 0 3 0x14280 nfsidl nfsio 96974 371744 0 0 3 0x14280 nfsidl nfsio 85787 362599 0 0 3 0x14280 nfsidl nfsio 21234 199502 0 0 3 0x14280 nfsidl nfsio 31516 382790 0 0 3 0x14280 nfsidl nfsio 75840 467797 0 0 3 0x14280 nfsidl nfsio 47644 78028 0 0 3 0x14280 nfsidl nfsio 63050 160800 0 0 3 0x14280 nfsidl nfsio 35257 381441 0 0 3 0x14280 nfsidl nfsio 83834 466748 0 0 3 0x14280 nfsidl nfsio 99936 419432 0 0 3 0x14280 nfsidl nfsio 41225 112299 0 0 3 0x14280 nfsidl nfsio 9387 450110 0 0 3 0x14280 nfsidl nfsio 14599 152318 0 0 3 0x14280 nfsidl nfsio 83776 79881 0 0 3 0x14280 nfsidl nfsio 42098 398053 21474 0 3 0x82 nanoslp syz-executor 26654 291769 21474 0 3 0x2 getblk syz-executor 78062 261609 21474 0 3 0x2 biowait syz-executor 33038 323284 21474 0 3 0x82 nanoslp syz-executor 29560 363102 21474 0 3 0x82 nanoslp syz-executor 22522 194805 21474 0 3 0x82 nanoslp syz-executor 21474 287978 45265 0 3 0x82 kqread syz-executor 45265 113034 77487 0 3 0x10008a sigsusp ksh 77487 19774 53391 0 3 0x98 kqread sshd-session 53391 419335 66834 0 3 0x92 kqread sshd-session 66834 77551 1 0 3 0x88 kqread sshd 59516 425700 23940 74 3 0x1100092 bpf pflogd 23940 247409 1 0 3 0x80 sbwait pflogd 61386 357285 17386 73 3 0x1100090 kqread syslogd 17386 69998 1 0 3 0x100082 sbwait syslogd 33836 413019 1 0 3 0x100080 kqread resolvd 821 92875 32094 77 3 0x100092 kqread dhcpleased 66565 329477 32094 77 3 0x100092 kqread dhcpleased 32094 169184 1 0 3 0x80 kqread dhcpleased 95167 13411 0 0 3 0x14200 bored smr 8109 463771 0 0 2 0x14200 zerothread 97974 264717 0 0 3 0x14200 aiodoned aiodoned 42626 126772 0 0 3 0x14200 syncer update 99408 460028 0 0 3 0x14200 cleaner cleaner 94775 320878 0 0 3 0x14200 reaper reaper 1279 366116 0 0 3 0x14200 pgdaemon pagedaemon 89877 281394 0 0 3 0x14200 bored viomb 61364 133157 0 0 3 0x40014200 acpi0 acpi0 81491 262683 0 0 3 0x40014200 idle1 12917 10678 0 0 3 0x14200 bored softnet1 41001 252419 0 0 2 0x14200 softnet0 98728 175975 0 0 3 0x14200 bored systqmp 3627 382530 0 0 3 0x14200 bored systq 59604 244510 0 0 3 0x14200 tmoslp softclockmp 3572 285979 0 0 3 0x40014200 tmoslp softclock 96464 339603 0 0 3 0x40014200 idle0 1 432204 0 0 3 0x80082 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb{1}> show all locks Process 87025 (syz-executor) thread 0xffff800037bd9a10 (205473) exclusive rwlock dtlk r = 0 (0xffffffff838f6838) #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 dt_ioctl_record_stop+0x2e sys/dev/dt/dt_dev.c:572 #3 dtclose+0x109 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] #3 dtclose+0x109 sys/dev/dt/dt_dev.c:239 #4 spec_close+0x466 sys/kern/spec_vnops.c:-1 #5 VOP_CLOSE+0x132 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+0x121 sys/kern/kern_descrip.c:1281 #8 closef+0x192 sys/kern/kern_descrip.c:1265 #9 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #9 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 #10 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff839c3a00) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 vn_closefile+0x41 sys/kern/vfs_vnops.c:608 #2 fdrop+0x121 sys/kern/kern_descrip.c:1281 #3 closef+0x192 sys/kern/kern_descrip.c:1265 #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 26654 (syz-executor) thread 0xffff8000fffef4d8 (291769) exclusive rrwlock inode r = 0 (0xfffffd806e75a5c0) #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+0x98a sys/kern/vfs_lookup.c:567 #11 namei+0x7ca sys/kern/vfs_lookup.c:250 #12 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1887 #13 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #13 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806ce821e0) #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:1887 #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 78062 (syz-executor) thread 0xffff8000fffefca0 (261609) exclusive rrwlock inode r = 0 (0xfffffd806b2f78e0) #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+0x98a sys/kern/vfs_lookup.c:567 #11 namei+0x7ca sys/kern/vfs_lookup.c:250 #12 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1887 #13 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #13 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806ce828d0) #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:1887 #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 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11125 12269K 12408K 166960K 12762 0 pcb 18 15K 16K 166960K 205 0 rtable 218 16K 17K 166960K 522 0 pf 37 18K 22K 166960K 100 0 ifaddr 37 6K 7K 166960K 75 0 ifgroup 59 2K 2K 166960K 120 0 sysctl 2 1K 9K 166960K 7 0 counters 72 37K 37K 166960K 128 0 ioctlops 0 0K 4K 166960K 1746 0 iov 0 0K 16K 166960K 16 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1291 81K 82K 166960K 1742 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 3 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 24 0 dirhash 12 2K 2K 166960K 15 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 16 57K 85K 166960K 663 0 sigio 0 0K 0K 166960K 5 0 proc 72 115K 164K 166960K 665 0 subproc 72 4K 4K 166960K 90 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 62 0 in_multi 73 5K 7K 166960K 137 0 ether_multi 1 0K 0K 166960K 2 0 mrt 0 0K 0K 166960K 17 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 193 864K 864K 166960K 193 0 exec 0 0K 1K 166960K 556 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 227 167K 198K 166960K 8072 0 UVM aobj 14 4K 4K 166960K 14 0 pinsyscall 41 82K 104K 166960K 1916 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 20 0 NDP 15 0K 2K 166960K 51 0 temp 55 9074K 9202K 166960K 46298 0 kqueue 14 22K 28K 166960K 124 0 SYN cache 2 16K 16K 166960K 2 0 ddb{1}> 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 83 0 78 1 0 1 1 0 8 0 rtentry 176 142 0 57 6 0 6 6 0 8 0 unpcb 144 579 0 560 7 1 6 6 0 8 5 syncache 336 9 0 9 2 1 1 1 0 8 1 tcpqe 32 1 0 1 1 1 0 1 0 8 0 tcpcb 736 222 0 215 8 6 2 7 0 8 1 arp 136 23 0 8 1 0 1 1 0 8 0 inpcb 328 733 0 722 11 6 5 7 0 8 3 nd6 152 31 0 15 1 0 1 1 0 8 0 pkpcb 40 3 0 3 2 1 1 1 0 8 1 kcovpl 48 10 0 2 1 0 1 1 0 8 0 ppxss 1192 18 0 18 2 1 1 1 0 8 1 pppxif 1576 4 0 4 2 1 1 1 0 8 1 pfstscr 40 1 0 0 1 0 1 1 0 8 0 pffrag 232 3 0 0 1 0 1 1 0 482 0 pffrnode 88 3 0 0 1 0 1 1 0 8 0 pffrent 40 3 0 0 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 pfanchor 1288 3 0 0 1 0 1 1 0 8 0 pfstitem 24 40 0 2 1 0 1 1 0 8 0 pfstkey 128 40 0 2 2 0 2 2 0 8 0 pfstate 448 39 0 2 5 0 5 5 0 8 0 pfrule 1360 23 0 16 2 1 1 2 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 581 0 228 29 3 26 29 0 8 3 art_table 40 583 0 228 5 0 5 5 0 8 0 art_node 32 142 0 64 1 0 1 1 0 8 0 sysvmsgpl 40 9 0 2 1 0 1 1 0 8 0 semupl 112 2 0 2 1 1 0 1 0 8 0 semapl 112 22 0 12 1 0 1 1 0 8 0 shmpl 112 11 0 0 1 0 1 1 0 8 0 dirhash 1024 19 0 2 3 0 3 3 0 8 0 dino2pl 256 2554 0 1094 93 0 93 93 0 8 0 ffsino 296 2554 0 1094 114 0 114 114 0 8 0 nchpl 144 3452 0 1746 64 0 64 64 0 8 0 rtmask 32 4 0 4 2 1 1 1 0 8 1 vnodes 216 2825 0 0 157 0 157 157 0 8 0 namei 1024 12301 0 12301 2 0 2 2 0 8 2 percpumem 16 79 0 28 1 0 1 1 0 8 0 kstatmem 264 66 0 34 3 0 3 3 0 8 0 scsiplug 72 4 0 4 1 1 0 1 0 8 0 scxspl 216 19892 0 19891 8 7 1 7 1 8 0 plimitpl 152 106 0 88 1 0 1 1 0 8 0 sigapl 424 1005 0 939 8 0 8 8 0 8 0 knotepl 120 504 0 0 16 0 16 16 0 8 0 kqueuepl 224 316 0 305 6 1 5 5 0 8 4 pipepl 344 233 0 206 9 0 9 9 0 8 6 fdescpl 528 968 0 938 3 0 3 3 0 8 0 filepl 160 5832 0 5607 27 8 19 24 0 8 8 lockfpl 104 533 0 528 3 1 2 2 0 8 1 lockfspl 48 115 0 110 1 0 1 1 0 8 0 sessionpl 144 49 0 40 1 0 1 1 0 8 0 pgrppl 48 64 0 47 1 0 1 1 0 8 0 ucredpl 104 729 0 716 1 0 1 1 0 8 0 zombiepl 144 1029 0 1029 1 0 1 1 0 8 1 processpl 1232 1005 0 939 6 0 6 6 0 8 0 procpl 664 1882 0 1806 8 0 8 8 0 8 0 sosppl 176 4 0 4 1 0 1 1 0 8 1 sockpl 752 1412 0 1377 29 15 14 22 0 8 8 mcl64k 65536 2 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 2 0 0 1 0 1 1 0 8 0 mcl4k 4096 117 0 0 15 0 15 15 0 8 0 mcl2k 2048 46 0 0 6 0 6 6 0 8 0 mtagpl 96 7 0 0 1 0 1 1 0 8 0 mbufpl 256 280 0 0 18 0 18 18 0 8 0 bufpl 280 8060 0 1930 439 0 439 439 0 8 0 anonpl 32 10555 0 0 87 1 86 87 0 246 0 amapchunkpl 152 25748 0 25296 33 4 29 29 0 158 6 amappl16 200 4039 0 4010 44 22 22 24 0 8 16 amappl15 192 4 0 3 1 0 1 1 0 8 0 amappl14 184 454 0 453 1 0 1 1 0 8 0 amappl13 176 144 0 132 1 0 1 1 0 8 0 amappl12 168 1234 0 1204 2 0 2 2 0 8 0 amappl11 160 5 0 4 1 0 1 1 0 8 0 amappl10 152 63 0 49 1 0 1 1 0 8 0 amappl9 144 260 0 260 1 1 0 1 0 8 0 amappl8 136 127 0 125 1 0 1 1 0 8 0 amappl7 128 167 0 154 1 0 1 1 0 8 0 amappl6 120 220 0 218 1 0 1 1 0 8 0 amappl5 112 118 0 108 1 0 1 1 0 8 0 amappl4 104 334 0 315 1 0 1 1 0 8 0 amappl3 96 4947 0 4839 4 0 4 4 0 8 0 amappl2 88 624 0 560 2 0 2 2 0 8 0 amappl1 80 14605 0 14005 20 3 17 17 0 8 1 amappl 88 7177 0 7022 5 0 5 5 0 92 1 uvmvnodes 80 118 0 0 3 0 3 3 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 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 2 1 1 0 8 1 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 13 0 0 1 0 1 1 0 8 0 uaddrrnd 24 968 0 938 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 968 0 938 1 0 1 1 0 8 0 vmmpekpl 168 11002 0 10958 3 0 3 3 0 8 0 vmmpepl 168 73526 0 71661 126 14 112 112 0 357 14 vmsppl 488 967 0 938 6 1 5 5 0 8 0 rwobjpl 80 24266 0 23213 36 3 33 33 0 8 2 pdppl 4096 1943 0 1876 105 32 73 81 0 8 6 pvpl 32 16876 0 0 137 0 137 137 0 265 0 pmappl 256 967 0 938 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 299 0 46 8 0 8 8 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff8388cff0) 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(ffffffff839c3200) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff839c3200) at __mp_lock+0x192 sys/kern/kern_lock.c:173 intr_handler(ffff800037bd6cc0,ffff8000002a3480) at intr_handler+0xe9 sys/arch/amd64/amd64/intr.c:560 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __mp_lock(ffffffff839c3200) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff839c3200) at __mp_lock+0x192 sys/kern/kern_lock.c:173 uvm_fault(fffffd80776b5028,3b0e1e0d000,0,1) at uvm_fault+0x1ea sys/uvm/uvm_fault.c:650 upageflttrap(ffff800037bd7060,3b0e1e0d000) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 usertrap(ffff800037bd7060) at usertrap+0x430 sys/arch/amd64/amd64/trap.c:640 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x7ebf7269eea0, count: 4 ddb{0}> trace x86_ipi_db(ffffffff8388cff0) 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(ffffffff839c3200) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff839c3200) at __mp_lock+0x192 sys/kern/kern_lock.c:173 intr_handler(ffff800037bd6cc0,ffff8000002a3480) at intr_handler+0xe9 sys/arch/amd64/amd64/intr.c:560 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __mp_lock(ffffffff839c3200) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff839c3200) at __mp_lock+0x192 sys/kern/kern_lock.c:173 uvm_fault(fffffd80776b5028,3b0e1e0d000,0,1) at uvm_fault+0x1ea sys/uvm/uvm_fault.c:650 upageflttrap(ffff800037bd7060,3b0e1e0d000) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 usertrap(ffff800037bd7060) at usertrap+0x430 sys/arch/amd64/amd64/trap.c:640 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x7ebf7269eea0, count: -11 ddb{0}> machine ddbcpu 1 Stopped at dt_ioctl_record_stop+0x108: movq 0(%r14),%r14 dt_ioctl_record_stop(ffff800001713000) at dt_ioctl_record_stop+0x108 sys/dev/dt/dt_dev.c:593 dtclose(61e5f,81,2000,ffff800037bd9a10) at dtclose+0x109 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(61e5f,81,2000,ffff800037bd9a10) at dtclose+0x109 sys/dev/dt/dt_dev.c:239 spec_close(ffff80003c49cf70) at spec_close+0x466 sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd80691a1360,81,fffffd80097fd6e8,ffff800037bd9a10) at VOP_CLOSE+0x132 sys/kern/vfs_vops.c:156 vn_closefile(fffffd806c9d9518,ffff800037bd9a10) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd806c9d9518,ffff800037bd9a10) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615 fdrop(fffffd806c9d9518,ffff800037bd9a10) at fdrop+0x121 sys/kern/kern_descrip.c:1281 closef(fffffd806c9d9518,ffff800037bd9a10) at closef+0x192 sys/kern/kern_descrip.c:1265 syscall(ffff80003c49d1d0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c49d1d0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x79ec22c91e0, count: 6 ddb{1}> trace dt_ioctl_record_stop(ffff800001713000) at dt_ioctl_record_stop+0x108 sys/dev/dt/dt_dev.c:593 dtclose(61e5f,81,2000,ffff800037bd9a10) at dtclose+0x109 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(61e5f,81,2000,ffff800037bd9a10) at dtclose+0x109 sys/dev/dt/dt_dev.c:239 spec_close(ffff80003c49cf70) at spec_close+0x466 sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd80691a1360,81,fffffd80097fd6e8,ffff800037bd9a10) at VOP_CLOSE+0x132 sys/kern/vfs_vops.c:156 vn_closefile(fffffd806c9d9518,ffff800037bd9a10) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd806c9d9518,ffff800037bd9a10) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615 fdrop(fffffd806c9d9518,ffff800037bd9a10) at fdrop+0x121 sys/kern/kern_descrip.c:1281 closef(fffffd806c9d9518,ffff800037bd9a10) at closef+0x192 sys/kern/kern_descrip.c:1265 syscall(ffff80003c49d1d0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c49d1d0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x79ec22c91e0, count: -9