uvm_fault(0xfffff4805e7f87d0, 0x98, 0, 1) -> e fatal page fault in supervisor mode trap type 6 code 0 rip ffffffff81b90d28 cs 8 rflags 10246 cr2 98 cpl 0 rsp ffff8000357b6be0 gsbase 0xffff80002999dff0 kgsbase 0x0 panic: trap type 6, code=0, pc=ffffffff81b90d28 Starting stack trace... panic(ffffffff834e5f46) at panic+0x1d0 sys/kern/subr_prf.c:229 kerntrap(ffff8000357b6b30) at kerntrap+0x30b alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b dovutimens(ffff80002a2a6038,fffff4806bc028c8,ffff8000357b6cf0) at dovutimens+0x368 sys/kern/vfs_syscalls.c:2690 sys_futimens(ffff80002a2a6038,ffff8000357b6e40,ffff8000357b6d90) at sys_futimens+0xb3 sys/kern/vfs_syscalls.c:2766 syscall(ffff8000357b6e40) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff8000357b6e40) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xbf239a194e0, count: 250 End of stack trace. WA RNING: SPL NOT LOWERED ON TRAP EXIT 4 0 Stopped at proc_trampoline+0xc7: movl $0,%gs:0x688 TID PID UID PRFLAGS PFLAGS CPU COMMAND *524104 83260 0 0x2 0 1 sh 140921 75697 0 0x14000 0xe00 0 update proc_trampoline() at proc_trampoline+0xc7 end of kernel end trace frame: 0x787da047ee90, count: 14 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}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic *cpu1: uvm_fault(0xfffff4805e7f87d0, 0x98, 0, 1) -> e ddb{1}> trace proc_trampoline() at proc_trampoline+0xc7 end of kernel end trace frame: 0x787da047ee90, count: -1 ddb{1}> show registers rdi 0 rsi 0 rbp 0xffff80003c3ef9a0 rbx 0 rdx 0 rcx 0xffff80002a2a6a98 rax 0x2a r8 0xffff80003c3ef8d0 r9 0x1 r10 0x3560842a695f8235 r11 0x823764a597443036 r12 0 r13 0 r14 0 r15 0 rip 0xffffffff812ea4c7 proc_trampoline+0xc7 cs 0x8 rflags 0x246 rsp 0xffff80003c3ef920 ss 0x10 proc_trampoline+0xc7: movl $0,%gs:0x688 ddb{1}> show proc PROC (sh) tid=524104 pid=83260 tcnt=1 stat=onproc flags process=2 proc=0 runpri=82, usrpri=82, slppri=36, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80002a2a6d30,0xffff80002a2a6578 process=0xffff8000fffe1d10 user=0xffff80003c3ea000, vmspace=0xfffff48060069d80 estcpu=32, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 54482 77300 55884 0 2 0 syz-executor 54482 420042 55884 0 3 0x4000080 fsleep syz-executor *83260 524104 41535 0 7 0x2 sh 26150 34621 15999 0 2 0 syz-executor 26150 502933 15999 0 3 0x4000000 fdlock syz-executor 26150 199187 15999 0 2 0x4000000 syz-executor 54341 421473 51558 0 2 0 syz-executor 54341 259947 51558 0 2 0x4000000 syz-executor 54341 15309 51558 0 2 0x4000000 syz-executor 23777 52757 74200 0 2 0 syz-executor 23777 238193 74200 0 3 0x4000000 sbar syz-executor 23777 255528 74200 0 3 0x4000080 fsleep syz-executor 21473 336214 66117 0 2 0 syz-executor 21473 421379 66117 0 2 0x4000000 syz-executor 21473 224933 66117 0 2 0x4000000 syz-executor 41535 349196 20271 0 3 0x82 wait syz-executor 67495 316803 16566 0 2 0x4081010 syz-executor 67495 94759 16566 0 3 0x4003010 suspend syz-executor 91689 174781 0 0 3 0x14280 nfsidl nfsio 35177 378767 0 0 3 0x14280 nfsidl nfsio 78916 28253 0 0 3 0x14280 nfsidl nfsio 38714 96523 0 0 3 0x14280 nfsidl nfsio 34672 87768 0 0 3 0x14280 nfsidl nfsio 63513 30368 0 0 3 0x14280 nfsidl nfsio 39298 4742 0 0 3 0x14280 nfsidl nfsio 60712 115791 0 0 3 0x14280 nfsidl nfsio 39065 355513 0 0 3 0x14280 nfsidl nfsio 56442 353461 0 0 3 0x14280 nfsidl nfsio 31192 369863 0 0 3 0x14280 nfsidl nfsio 21016 415168 0 0 3 0x14280 nfsidl nfsio 50398 473632 0 0 3 0x14280 nfsidl nfsio 27858 23244 0 0 3 0x14280 nfsidl nfsio 70064 33260 0 0 3 0x14280 nfsidl nfsio 24291 121261 0 0 3 0x14280 nfsidl nfsio 32352 248145 0 0 3 0x14280 nfsidl nfsio 67776 267769 0 0 3 0x14280 nfsidl nfsio 71492 252550 0 0 3 0x14280 nfsidl nfsio 68441 126236 0 0 3 0x14280 nfsidl nfsio 22287 475375 0 0 3 0x14200 acct acct 15999 72927 20271 0 2 0xc82 syz-executor 51558 32801 20271 0 2 0x3 syz-executor 16566 410446 20271 0 3 0x82 wait syz-executor 55884 70155 20271 0 2 0xc82 syz-executor 35796 496014 20271 0 2 0x2 syz-executor 66117 91876 20271 0 2 0xc82 syz-executor 74200 67085 20271 0 2 0xc82 syz-executor 20271 384582 95746 0 3 0x82 kqread syz-executor 95746 90374 37005 0 3 0x10008a sigsusp ksh 37005 392988 51845 0 3 0x98 kqread sshd-session 51845 373632 73771 0 3 0x92 kqread sshd-session 95127 13036 1 0 2 0x100083 getty 73771 403342 1 0 3 0x88 kqread sshd 34447 74012 37256 74 3 0x1100092 bpf pflogd 37256 317895 1 0 3 0x80 sbwait pflogd 40202 349439 17498 73 3 0x1100090 kqread syslogd 17498 516670 1 0 3 0x100082 sbwait syslogd 80338 223330 1 0 3 0x100080 kqread resolvd 82565 445827 31096 77 3 0x100092 kqread dhcpleased 28389 430855 31096 77 3 0x100092 kqread dhcpleased 31096 279569 1 0 3 0x80 kqread dhcpleased 14132 17307 0 0 2 0x14200 smr 73350 372907 0 0 2 0x14200 zerothread 43257 214767 0 0 3 0x14200 aiodoned aiodoned 75697 140921 0 0 7 0x14e00 update 95739 511724 0 0 3 0x14200 cleaner cleaner 24348 329177 0 0 3 0x14200 reaper reaper 42437 466813 0 0 3 0x14200 pgdaemon pagedaemon 57390 136137 0 0 3 0x14200 bored viomb 36429 265535 0 0 3 0x40014200 acpi0 acpi0 67916 368995 0 0 3 0x40014200 idle1 52847 369497 0 0 3 0x14200 bored softnet1 25730 10751 0 0 3 0x14200 netlock softnet0 60833 66127 0 0 2 0x40014200 systqmp 62156 437389 0 0 3 0x14200 bored systq 22445 65251 0 0 3 0x14200 tmoslp softclockmp 88729 82672 0 0 3 0x40014200 tmoslp softclock 23410 314049 0 0 3 0x40014200 idle0 1 368978 0 0 4 0x48000082 init 0 0 -1 0 3 0x10010200 scheduler swapper ddb{1}> show all locks Process 83260 (sh) thread 0xffff80002a2a6a98 (524104) exclusive rwlock vmmaplk r = 0 (0xfffff48060069e80) #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 26150 (syz-executor) thread 0xffff80002a2a6fc8 (199187) exclusive rwlock fdlock r = 0 (0xffff8000ffff1510) #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:1129 #3 sys_openat+0x58 sys/kern/vfs_syscalls.c:1101 #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 54341 (syz-executor) thread 0xffff80002a2a74f8 (259947) exclusive rwlock clonelk r = 0 (0xffffffff839baf48) #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 if_clone_create+0x65 sys/net/if.c:-1 #3 tun_dev_open+0x1a0 sys/net/if_tun.c:409 #4 spec_open+0x2d9 sys/kern/spec_vnops.c:150 #5 VOP_OPEN+0x8b sys/kern/vfs_vops.c:138 #6 vn_open+0x7a5 sys/kern/vfs_vnops.c:183 #7 doopenat+0x35b sys/kern/vfs_syscalls.c:1162 #8 sys_open+0x59 sys/kern/vfs_syscalls.c:1064 #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 Process 23777 (syz-executor) thread 0xffff80002a2a6038 (238193) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff839e7540) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 syscall+0xaf4 mi_syscall sys/sys/syscall_mi.h:175 [inline] #1 syscall+0xaf4 sys/arch/amd64/amd64/trap.c:783 #2 Xsyscall+0x128 Process 21473 (syz-executor) thread 0xffff80002a2a6568 (224933) exclusive rwlock vmmaplk r = 0 (0xfffff4805e7f86e8) #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 kpageflttrap+0x2f4 sys/arch/amd64/amd64/trap.c:283 #6 kerntrap+0x19d sys/arch/amd64/amd64/trap.c:528 #7 alltraps_kern_meltdown+0x7b #8 _copyin+0x5b #9 tun_dev_write+0x392 sys/net/if_tun.c:1019 #10 spec_write+0x11f sys/kern/spec_vnops.c:302 #11 VOP_WRITE+0x101 sys/kern/vfs_vops.c:245 #12 vn_write+0x1d3 sys/kern/vfs_vnops.c:414 #13 dofilewritev+0x2bd sys/kern/sys_generic.c:384 #14 sys_write+0xa2 sys/kern/sys_generic.c:300 #15 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #15 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 #16 Xsyscall+0x128 Process 35796 (syz-executor) thread 0xffff8000ffffc2a0 (496014) exclusive rwlock vmmaplk r = 0 (0xfffff48060069128) #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 uvmspace_fork+0x12b sys/uvm/uvm_map.c:3752 #4 process_new+0x583 sys/kern/kern_fork.c:282 #5 fork1+0x3f6 sys/kern/kern_fork.c:-1 #6 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #7 Xsyscall+0x128 exclusive rwlock vmmaplk r = 0 (0xfffff4800b0632e8) #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 uvmspace_fork+0x44 sys/uvm/uvm_map.c:3743 #4 process_new+0x583 sys/kern/kern_fork.c:282 #5 fork1+0x3f6 sys/kern/kern_fork.c:-1 #6 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #7 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11094 12162K 12475K 166960K 12799 0 pcb 17 14K 16K 166960K 186 0 rtable 226 8K 9K 166960K 426 0 pf 36 18K 25K 166960K 132 0 ifaddr 40 6K 7K 166960K 64 0 ifgroup 58 2K 2K 166960K 99 0 sysctl 4 1K 9K 166960K 8 0 counters 72 37K 37K 166960K 112 0 ioctlops 0 0K 4K 166960K 1573 0 iov 0 0K 16K 166960K 63 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1353 85K 85K 166960K 1946 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 20K 24K 166960K 16 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 44 0 dirhash 12 2K 2K 166960K 18 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 18 65K 93K 166960K 659 0 sigio 0 0K 0K 166960K 11 0 proc 72 115K 180K 166960K 616 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 57 0 in_multi 86 6K 7K 166960K 116 0 ether_multi 1 0K 0K 166960K 4 0 mrt 0 0K 0K 166960K 22 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 235 1049K 1049K 166960K 235 0 exec 0 0K 1K 166960K 519 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 237 151K 169K 166960K 8005 0 UVM aobj 89 7K 7K 166960K 91 0 pinsyscall 43 86K 103K 166960K 1869 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 22 0 NDP 12 0K 1K 166960K 43 0 temp 50 9117K 9187K 166960K 33549 0 kqueue 13 20K 28K 166960K 104 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 62 0 59 1 0 1 1 0 8 0 rtentry 176 130 0 34 6 0 6 6 0 8 0 unpcb 144 478 0 459 1 0 1 1 0 8 0 syncache 336 8 0 8 2 2 0 1 0 8 0 tcpcb 736 224 0 220 7 6 1 7 0 8 0 arp 136 20 0 3 1 0 1 1 0 8 0 ipq 40 5 0 0 1 0 1 1 0 8 0 ipqe 40 6 0 1 1 0 1 1 0 8 0 inpcb 328 713 0 706 12 10 2 7 0 8 1 nd6 152 32 0 6 2 0 2 2 0 8 0 pkpcb 40 2 0 2 1 0 1 1 0 8 1 kcovpl 48 9 0 1 1 0 1 1 0 8 0 ppxss 1192 16 0 16 1 0 1 1 0 8 1 pppxif 1576 1 0 1 1 0 1 1 0 8 1 pffrag 232 3 0 1 1 0 1 1 0 482 0 pffrnode 88 3 0 1 1 0 1 1 0 8 0 pffrent 40 4 0 2 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 pfsrclim 320 1 0 1 1 1 0 1 0 8 0 pfanchor 1288 9 0 0 1 0 1 1 0 8 0 pftag 88 6 0 0 1 0 1 1 0 8 0 pfqueue 320 2 0 2 1 1 0 1 0 8 0 pfstitem 24 43 0 22 1 0 1 1 0 8 0 pfstkey 128 45 0 24 2 0 2 2 0 8 0 pfstate 448 43 0 23 5 0 5 5 0 8 0 pfrule 1360 33 0 28 2 1 1 2 0 8 0 rttmr 136 3 0 3 2 2 0 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 625 0 225 35 6 29 34 0 8 1 art_table 40 626 0 225 6 0 6 6 0 8 0 art_node 32 127 0 40 1 0 1 1 0 8 0 sysvmsgpl 40 11 0 5 1 0 1 1 0 8 0 semapl 72 38 0 28 1 0 1 1 0 8 0 shmpl 112 88 0 2 3 0 3 3 0 8 0 dirhash 1024 21 0 4 3 0 3 3 0 8 0 dino2pl 256 2633 0 1169 93 0 93 93 0 8 0 ffsino 296 2633 0 1169 114 0 114 114 0 8 0 nchpl 144 3561 0 1858 64 0 64 64 0 8 0 rtmask 32 2 0 2 2 2 0 1 0 8 0 vnodes 216 3026 0 0 169 0 169 169 0 8 0 namei 1024 12806 0 12806 2 1 1 1 0 8 1 percpumem 16 71 0 20 1 0 1 1 0 8 0 kstatmem 264 58 0 30 3 1 2 3 0 8 0 scsiplug 72 4 0 4 2 2 0 1 0 8 0 scxspl 216 13692 0 13692 10 9 1 8 1 8 1 plimitpl 152 177 0 158 1 0 1 1 0 8 0 sigapl 424 1006 0 937 9 1 8 8 0 8 0 knotepl 120 296 0 0 9 0 9 9 0 8 0 kqueuepl 224 154 0 145 1 0 1 1 0 8 0 pipepl 344 196 0 169 6 3 3 6 0 8 0 fdescpl 528 969 0 937 3 0 3 3 0 8 0 filepl 160 6120 0 5896 20 9 11 18 0 8 0 lockfpl 104 603 0 599 2 1 1 2 0 8 0 lockfspl 48 143 0 139 1 0 1 1 0 8 0 sessionpl 144 50 0 41 1 0 1 1 0 8 0 pgrppl 48 62 0 45 1 0 1 1 0 8 0 ucredpl 104 1561 0 1546 1 0 1 1 0 8 0 zombiepl 144 1146 0 1145 1 0 1 1 0 8 0 processpl 1232 1006 0 937 7 1 6 6 0 8 0 procpl 664 1964 0 1884 8 0 8 8 0 8 0 sosppl 176 1 0 1 1 1 0 1 0 8 0 sockpl 752 1278 0 1249 17 12 5 11 0 8 2 mcl64k 65536 7 0 0 1 0 1 1 0 8 0 mcl16k 16384 2 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl9k128 9344 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 1 0 0 1 0 1 1 0 8 0 mcl4k 4096 112 0 0 14 0 14 14 0 8 0 mcl2k2 2112 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 23 0 0 3 0 3 3 0 8 0 mtagpl 96 5 0 0 1 0 1 1 0 8 0 mbufpl 256 199 0 0 13 0 13 13 0 8 0 bufpl 272 4709 0 105 307 0 307 307 0 8 0 anonpl 32 8651 0 0 70 0 70 70 0 246 0 amapchunkpl 152 25589 0 25046 32 7 25 32 0 158 1 amappl16 200 2848 0 2793 20 14 6 17 0 8 0 amappl15 192 10 0 9 2 1 1 1 0 8 0 amappl14 184 461 0 458 1 0 1 1 0 8 0 amappl13 176 130 0 118 1 0 1 1 0 8 0 amappl12 168 1244 0 1214 2 0 2 2 0 8 0 amappl11 160 92 0 92 1 1 0 1 0 8 0 amappl10 152 68 0 54 1 0 1 1 0 8 0 amappl9 144 312 0 312 1 1 0 1 0 8 0 amappl8 136 136 0 133 1 0 1 1 0 8 0 amappl7 128 161 0 148 1 0 1 1 0 8 0 amappl6 120 162 0 159 1 0 1 1 0 8 0 amappl5 112 102 0 91 1 0 1 1 0 8 0 amappl4 104 306 0 286 1 0 1 1 0 8 0 amappl3 96 5203 0 5092 4 0 4 4 0 8 0 amappl2 88 577 0 515 2 0 2 2 0 8 0 amappl1 80 13159 0 12567 17 3 14 16 0 8 0 amappl 88 7144 0 6977 5 0 5 5 0 92 0 uvmvnodes 80 123 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 dma512 512 1 0 1 1 1 0 1 0 8 0 dma256 256 10 0 10 2 2 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 90 0 2 2 0 2 2 0 8 0 uaddrrnd 24 969 0 937 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 969 0 937 1 0 1 1 0 8 0 vmmpekpl 168 9999 0 9962 3 0 3 3 0 8 0 vmmpepl 168 70222 0 68305 103 8 95 100 0 357 5 vmsppl 488 968 0 937 7 2 5 5 0 8 0 rwobjpl 80 22075 0 20898 29 0 29 29 0 8 0 pdppl 4096 1945 0 1874 117 44 73 85 0 8 2 pvpl 32 16228 0 0 132 1 131 131 0 265 0 pmappl 256 968 0 937 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 616 0 65 16 0 16 16 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff838d9ff0) 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(ffffffff839e6d40) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff839e6d40) at __mp_lock+0x192 sys/kern/kern_lock.c:173 intr_handler(ffff80002a2007e0,ffff800000079600) at intr_handler+0xe9 sys/arch/amd64/amd64/intr.c:560 Xintr_ioapic_edge16_untramp() at Xintr_ioapic_edge16_untramp+0x18f __mp_lock(ffffffff839e6d40) at __mp_lock+0x1a3 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff839e6d40) at __mp_lock+0x1a3 sys/kern/kern_lock.c:173 __mp_acquire_count(ffffffff839e6d40,1) at __mp_acquire_count+0x58 sys/kern/kern_lock.c:-1 sleep_finish(3b9aca00,1) at sleep_finish+0x2d8 sys/kern/kern_synch.c:369 syncer_thread(ffff8000ffffd230) at syncer_thread+0x54e sys/kern/vfs_sync.c:206 end trace frame: 0x0, count: 5 ddb{0}> trace x86_ipi_db(ffffffff838d9ff0) 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(ffffffff839e6d40) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff839e6d40) at __mp_lock+0x192 sys/kern/kern_lock.c:173 intr_handler(ffff80002a2007e0,ffff800000079600) at intr_handler+0xe9 sys/arch/amd64/amd64/intr.c:560 Xintr_ioapic_edge16_untramp() at Xintr_ioapic_edge16_untramp+0x18f __mp_lock(ffffffff839e6d40) at __mp_lock+0x1a3 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff839e6d40) at __mp_lock+0x1a3 sys/kern/kern_lock.c:173 __mp_acquire_count(ffffffff839e6d40,1) at __mp_acquire_count+0x58 sys/kern/kern_lock.c:-1 sleep_finish(3b9aca00,1) at sleep_finish+0x2d8 sys/kern/kern_synch.c:369 syncer_thread(ffff8000ffffd230) at syncer_thread+0x54e sys/kern/vfs_sync.c:206 end trace frame: 0x0, count: -10 ddb{0}> machine ddbcpu 1 Stopped at proc_trampoline+0xc7: movl $0,%gs:0x688 proc_trampoline() at proc_trampoline+0xc7 end of kernel end trace frame: 0x787da047ee90, count: 14 ddb{1}> trace proc_trampoline() at proc_trampoline+0xc7 end of kernel end trace frame: 0x787da047ee90, count: -1