login: panic: uvm_fault_unwire_locked: address not in map Starting stack trace... panic(ffffffff83496e62) at panic+0x1d0 sys/kern/subr_prf.c:229 uvm_fault_unwire_locked(fffffd806c5329b0,200000030000,200000039000) at uvm_fault_unwire_locked+0x4be uvm_fault_wire(fffffd806c5329b0,200000030000,200000041000,3) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1724 [inline] uvm_fault_wire(fffffd806c5329b0,200000030000,200000041000,3) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1706 uvm_vslock_device(ffff80002a308050,200000030140,10000,3,ffff800039490ce8) at uvm_vslock_device+0x112 sys/uvm/uvm_glue.c:169 physio(ffffffff81038720,d02,8000,ffffffff81038f70,ffff800039491040) at physio+0x257 sys/kern/kern_physio.c:139 spec_read(ffff800039490e20) at spec_read+0x14b sys/kern/spec_vnops.c:215 VOP_READ(fffffd8068765da0,ffff800039491040,0,fffffd80097fd2d8) at VOP_READ+0x101 sys/kern/vfs_vops.c:227 vn_read(fffffd8062305740,ffff800039491040,1) at vn_read+0x17b sys/kern/vfs_vnops.c:369 dofilereadv(ffff80002a308050,6,ffff800039491040,1,ffff800039491100) at dofilereadv+0x25a sys/kern/sys_generic.c:252 sys_preadv(ffff80002a308050,ffff8000394911b0,ffff800039491100) at sys_preadv+0xe3 sys/kern/vfs_syscalls.c:3366 syscall(ffff8000394911b0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff8000394911b0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xc46fb0675b0, count: 245 End of stack trace. uvm_fault(0xfffffd806c5329b0, 0x8, 0, 1) -> e fatal page fault in supervisor mode trap type 6 code 0 rip ffffffff81b648e7 cs 8 rflags 10246 cr2 8 cpl 3 rsp ffff8000394902d0 gsbase 0xffff8000299adff0 kgsbase 0x0 panic: trap type 6, code=0, pc=ffffffff81b648e7 Starting stack trace... panic(ffffffff83480e50) at panic+0x1d0 sys/kern/subr_prf.c:229 kerntrap(ffff800039490220) at kerntrap+0x30b alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b _rb_insert(ffffffff8376f1a0,fffffd8004888008,fffffd8008ee9750) at _rb_insert+0x467 rbe_rotate_left sys/kern/subr_tree.c:105 [inline] _rb_insert(ffffffff8376f1a0,fffffd8004888008,fffffd8008ee9750) at _rb_insert+0x467 rbe_insert_color sys/kern/subr_tree.c:210 [inline] _rb_insert(ffffffff8376f1a0,fffffd8004888008,fffffd8008ee9750) at _rb_insert+0x467 sys/kern/subr_tree.c:435 uvm_pmr_remove_1strange(ffff800039490458,0,0,0) at uvm_pmr_remove_1strange+0x8e3 sys/uvm/uvm_pmemrange.h:-1 uvm_pmr_freepageq(ffff800039490458) at uvm_pmr_freepageq+0x1b4 sys/uvm/uvm_pmemrange.c:1388 uvm_obj_free(fffffd8074176bd0) at uvm_obj_free+0x12f sys/uvm/uvm_object.c:241 buf_dealloc_mem(fffffd8074176b10) at buf_dealloc_mem+0x14e sys/kern/vfs_biomem.c:179 buf_put(fffffd8074176b10) at buf_put+0x1d9 sys/kern/vfs_bio.c:123 brelse(fffffd8074176b10) at brelse+0x397 sys/kern/vfs_bio.c:932 vinvalbuf(fffffd8067e1cbd8,2,ffffffffffffffff,ffff80002a308050,0,ffffffffffffffff) at vinvalbuf+0x539 sys/kern/vfs_subr.c:1997 ffs_truncate(fffffd806868e868,0,0,ffffffffffffffff) at ffs_truncate+0xf4a sys/ufs/ffs/ffs_inode.c:-1 ufs_inactive(ffff800039490880) at ufs_inactive+0x202 sys/ufs/ufs/ufs_inode.c:84 VOP_INACTIVE(fffffd8067e1cbd8,ffff80002a308050) at VOP_INACTIVE+0x104 sys/kern/vfs_vops.c:498 vput(fffffd8067e1cbd8) at vput+0xe5 sys/kern/vfs_subr.c:789 vn_close(fffffd8067e1cbd8,2,ffffffffffffffff,ffff80002a308050) at vn_close+0xb7 sys/kern/vfs_vnops.c:294 acct_shutdown() at acct_shutdown+0x8a sys/kern/kern_acct.c:361 vfs_shutdown(ffff80002a308050) at vfs_shutdown+0x23 sys/kern/vfs_subr.c:1791 boot(100) at boot+0x16f sys/arch/amd64/amd64/machdep.c:929 reboot(100) at reboot+0xb1 panic(ffffffff83496e62) at panic+0x1f9 uvm_fault_unwire_locked(fffffd806c5329b0,200000030000,200000039000) at uvm_fault_unwire_locked+0x4be uvm_fault_wire(fffffd806c5329b0,200000030000,200000041000,3) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1724 [inline] uvm_fault_wire(fffffd806c5329b0,200000030000,200000041000,3) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1706 uvm_vslock_device(ffff80002a308050,200000030140,10000,3,ffff800039490ce8) at uvm_vslock_device+0x112 sys/uvm/uvm_glue.c:169 physio(ffffffff81038720,d02,8000,ffffffff81038f70,ffff800039491040) at physio+0x257 sys/kern/kern_physio.c:139 spec_read(ffff800039490e20) at spec_read+0x14b sys/kern/spec_vnops.c:215 VOP_READ(fffffd8068765da0,ffff800039491040,0,fffffd80097fd2d8) at VOP_READ+0x101 sys/kern/vfs_vops.c:227 vn_read(fffffd8062305740,ffff800039491040,1) at vn_read+0x17b sys/kern/vfs_vnops.c:369 dofilereadv(ffff80002a308050,6,ffff800039491040,1,ffff800039491100) at dofilereadv+0x25a sys/kern/sys_generic.c:252 sys_preadv(ffff80002a308050,ffff8000394911b0,ffff800039491100) at sys_preadv+0xe3 sys/kern/vfs_syscalls.c:3366 syscall(ffff8000394911b0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff8000394911b0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xc46fb0675b0, count: 225 End of stack trace. WARNING: SPL NOT LOWERED ON SYSCALL 91 1353743608 EXIT 0 4 Stopped at savectx+0xae: movl $0,%gs:0x688 TID PID UID PRFLAGS PFLAGS CPU COMMAND 347051 12173 0 0 0x4000000 0 syz-executor *151378 32470 0 0x2 0 1 syz-executor savectx() at savectx+0xae end of kernel end trace frame: 0x711150b07ce0, 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(0xfffffd806c5329b0, 0x8, 0, 1) -> e ddb{1}> trace savectx() at savectx+0xae end of kernel end trace frame: 0x711150b07ce0, count: -1 ddb{1}> show registers rdi 0 rsi 0 rbp 0xffff80002a2e1240 rbx 0 rdx 0 rcx 0xffff80003b7ce568 rax 0x3b r8 0xffff80002a2e1170 r9 0x1 r10 0x401db2e3d359af07 r11 0xb9786e493d7173eb r12 0 r13 0 r14 0xffff80003b7ce568 r15 0 rip 0xffffffff81f453ee savectx+0xae cs 0x8 rflags 0x46 rsp 0xffff80002a2e11c0 ss 0 savectx+0xae: movl $0,%gs:0x688 ddb{1}> show proc PROC (syz-executor) tid=151378 pid=32470 tcnt=1 stat=onproc flags process=2 proc=0 runpri=32, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80002a27f508,0xffff80002a27fce0 process=0xffff80002f397520 user=0xffff80002a2dc000, vmspace=0xfffffd806253f400 estcpu=36, cpticks=47, pctcpu=0.19, user=4, sys=39, intr=3 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 89551 366938 73944 0 2 0 syz-executor 89551 396491 73944 0 2 0x4000000 syz-executor 89551 130920 73944 0 3 0x4000000 sbar syz-executor 89551 258326 73944 0 3 0x4000080 fsleep syz-executor 3685 503483 1263 0 2 0xc80 syz-executor 3685 3552 1263 0 3 0x4000080 kqsel syz-executor 3685 76485 1263 0 3 0x4000080 fsleep syz-executor 14895 233034 24897 0 2 0xc80 syz-executor 14895 428742 24897 0 3 0x4000080 kqpoll syz-executor 14895 206720 24897 0 3 0x4000080 kqpoll syz-executor 14895 323473 24897 0 3 0x4000080 fsleep syz-executor 27218 424809 77208 0 2 0xc80 syz-executor 27218 371300 77208 0 3 0x4000080 sbwait syz-executor 27218 292842 77208 0 3 0x4000080 fsleep syz-executor 27218 166945 77208 0 3 0x4000080 fsleep syz-executor 12173 292991 55716 0 2 0xc80 syz-executor 12173 347051 55716 0 7 0x4000000 syz-executor 12173 35865 55716 0 3 0x4000080 fsleep syz-executor 12173 135403 55716 0 3 0x4000080 fsleep syz-executor 50017 249102 8520 0 2 0xc80 syz-executor 50017 124926 8520 0 3 0x4000080 ttyout syz-executor 50017 227498 8520 0 3 0x4000080 fsleep syz-executor 44447 347518 0 0 3 0x14200 acct acct 8520 208609 14547 0 2 0xc82 syz-executor 73944 361682 14547 0 2 0xc82 syz-executor 1263 245666 14547 0 2 0xc82 syz-executor 16327 344907 1 0 2 0x100083 getty *32470 151378 14547 0 7 0x2 syz-executor 99247 246894 0 0 3 0x14280 nfsidl nfsio 50919 398349 0 0 3 0x14280 nfsidl nfsio 89150 304752 0 0 3 0x14280 nfsidl nfsio 44468 484628 0 0 3 0x14280 nfsidl nfsio 94679 461734 0 0 3 0x14280 nfsidl nfsio 58841 384223 0 0 3 0x14280 nfsidl nfsio 27231 428288 0 0 3 0x14280 nfsidl nfsio 71976 118542 0 0 3 0x14280 nfsidl nfsio 90834 188323 0 0 3 0x14280 nfsidl nfsio 76912 329331 0 0 3 0x14280 nfsidl nfsio 98958 251216 0 0 3 0x14280 nfsidl nfsio 85412 142117 0 0 3 0x14280 nfsidl nfsio 45059 390115 0 0 3 0x14280 nfsidl nfsio 77029 442174 0 0 3 0x14280 nfsidl nfsio 93907 358608 0 0 3 0x14280 nfsidl nfsio 79675 63320 0 0 3 0x14280 nfsidl nfsio 88795 345129 0 0 3 0x14280 nfsidl nfsio 33088 476221 0 0 3 0x14280 nfsidl nfsio 69648 432376 0 0 3 0x14280 nfsidl nfsio 64386 94993 0 0 3 0x14280 nfsidl nfsio 66912 10883 14547 0 2 0xc82 syz-executor 77208 9446 14547 0 2 0xc82 syz-executor 55716 74748 14547 0 2 0xc82 syz-executor 24897 350778 14547 0 2 0xc82 syz-executor 14547 445750 893 0 3 0x82 kqread syz-executor 893 455473 22682 0 3 0x10008a sigsusp ksh 22682 165155 30166 0 3 0x98 kqread sshd-session 30166 253917 83115 0 3 0x92 kqread sshd-session 83115 428988 1 0 3 0x88 kqread sshd 69688 29820 58807 74 3 0x1100092 bpf pflogd 58807 399128 1 0 3 0x80 sbwait pflogd 25816 122712 71305 73 3 0x1100090 kqread syslogd 71305 305745 1 0 3 0x100082 sbwait syslogd 23684 440894 1 0 3 0x100080 kqread resolvd 55348 371611 0 0 3 0x14200 bored smr 35641 276472 0 0 3 0x14200 pgzero zerothread 87030 225310 0 0 3 0x14200 aiodoned aiodoned 38871 20264 0 0 3 0x14200 syncer update 11162 215494 0 0 3 0x14200 cleaner cleaner 73959 238462 0 0 3 0x14200 reaper reaper 60496 217840 0 0 3 0x14200 pgdaemon pagedaemon 1493 128815 0 0 3 0x14200 bored viomb 67871 119276 0 0 3 0x40014200 acpi0 acpi0 60871 335547 0 0 3 0x40014200 idle1 78813 369089 0 0 3 0x14200 bored softnet1 76680 472413 0 0 2 0x14200 softnet0 9493 56911 0 0 2 0x14200 systqmp 77929 206367 0 0 3 0x14200 bored systq 74080 141163 0 0 2 0x14200 softclockmp 18505 426780 0 0 3 0x40014200 tmoslp softclock 23136 293909 0 0 3 0x40014200 idle0 1 7016 0 0 3 0x80082 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb{1}> show all locks Process 89551 (syz-executor) thread 0xffff80002a308818 (396491) Process 89551 (syz-executor) thread 0xffff80002a308050 (130920) Process 12173 (syz-executor) thread 0xffff80002a309278 (347051) ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11121 12157K 14024K 166960K 19934 0 pcb 20 24K 32K 166960K 2460 0 rtable 265 19K 20K 166960K 2206 0 pf 35 17K 20K 166960K 878 0 ifaddr 39 10K 12K 166960K 581 0 ifgroup 56 2K 3K 166960K 1179 0 sysctl 4 1K 9K 166960K 161 0 counters 72 37K 39K 166960K 1366 0 ioctlops 0 0K 8K 166960K 3967 0 iov 1 12K 28K 166960K 670 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1404 88K 89K 166960K 8186 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 2K 6K 166960K 30 0 VM map 2 1K 1K 166960K 2 0 sem 13 17K 17K 166960K 390 0 dirhash 12 2K 2K 166960K 165 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 18 65K 240K 166960K 9452 0 sigio 0 0K 0K 166960K 239 0 proc 72 99K 164K 166960K 2304 0 subproc 72 4K 4K 166960K 352 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 1495 0 in_multi 73 5K 7K 166960K 730 0 ether_multi 1 0K 0K 166960K 96 0 mrt 2 0K 0K 166960K 159 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 271 1208K 1208K 166960K 271 0 exec 0 0K 1K 166960K 2846 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 0K 166960K 9 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 246 129K 185K 166960K 85530 0 UVM aobj 144 78K 78K 166960K 160 0 pinsyscall 37 74K 104K 166960K 11662 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 1K 166960K 937 0 NDP 13 0K 2K 166960K 466 0 temp 93 9084K 9340K 166960K 443522 0 kqueue 11 17K 32K 166960K 1722 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 120 962 0 960 6 5 1 3 0 8 0 rtentry 176 671 0 588 6 1 5 6 0 8 0 unpcb 144 7137 0 7127 50 44 6 6 0 8 5 syncache 336 51 0 51 16 15 1 1 0 8 1 tcpqe 32 7 0 7 7 6 1 1 0 8 1 tcpcb 736 3575 0 3568 73 71 2 7 0 8 1 arp 136 114 0 101 1 0 1 1 0 8 0 inpcb 328 11794 0 11783 101 97 4 13 0 8 2 ip6q 72 1 0 1 1 1 0 1 0 8 0 ip6af 40 2 0 2 1 1 0 1 0 8 0 nd6 152 140 0 119 3 2 1 2 0 8 0 pkpcb 40 84 0 84 19 18 1 1 0 8 1 kcovpl 48 39 0 31 1 0 1 1 0 8 0 mppekey 1024 5 0 5 4 4 0 1 0 8 0 ppxss 1192 504 0 504 8 7 1 1 0 8 1 pppxif 1504 39 0 39 12 11 1 1 0 8 1 pffrag 232 114 0 97 2 0 2 2 0 482 0 pffrnode 88 105 0 88 1 0 1 1 0 8 0 pffrent 40 268 0 250 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 pfstitem 24 465 0 355 1 0 1 1 0 8 0 pfstkey 128 465 0 355 4 0 4 4 0 8 0 pfstate 448 465 0 355 18 4 14 14 0 8 0 pfrule 1360 21 0 16 2 1 1 2 0 8 0 rttmr 136 12 0 12 9 9 0 1 0 8 0 art_heap8 4096 6 0 1 6 1 5 6 0 8 0 art_heap4 256 2951 0 2582 51 22 29 29 0 8 0 art_table 40 2957 0 2583 5 0 5 5 0 8 0 art_node 32 664 0 590 1 0 1 1 0 8 0 sysvmsgpl 40 22 0 17 1 0 1 1 0 8 0 semupl 112 8 0 8 7 7 0 1 0 8 0 semapl 112 380 0 369 1 0 1 1 0 8 0 shmpl 112 117 0 12 4 0 4 4 0 8 0 dirhash 1024 121 0 104 3 0 3 3 0 8 0 dino2pl 256 19644 0 18099 97 0 97 97 0 8 0 ffsino 296 19644 0 18099 121 1 120 120 0 8 0 nchpl 144 32250 0 30454 67 0 67 67 0 8 0 rtmask 32 74 0 74 15 15 0 1 0 8 0 vnodes 216 5926 0 0 330 0 330 330 0 8 0 namei 1024 116634 0 116634 8 6 2 2 0 8 2 percpumem 16 698 0 647 1 0 1 1 0 8 0 vcpupl 3968 40 0 4 5 0 5 5 0 8 0 vmpool 848 40 0 4 4 0 4 4 0 8 0 kstatmem 264 778 0 744 5 2 3 4 0 8 0 acpiwqpl 32 1 0 1 1 0 1 1 1 8 1 scsiplug 72 45 0 45 15 14 1 1 0 8 1 scxspl 216 201231 0 201231 37 35 2 8 1 8 2 plimitpl 152 2530 0 2510 1 0 1 1 0 8 0 sigapl 424 9681 0 9615 12 4 8 9 0 8 0 knotepl 120 800 0 0 24 0 24 24 0 8 0 kqueuepl 224 3693 0 3682 42 41 1 5 0 8 0 pipepl 344 1249 0 1222 28 25 3 9 0 8 0 fdescpl 528 9574 0 9545 3 0 3 3 0 8 0 filepl 160 71356 0 71143 61 44 17 21 0 8 3 lockfpl 104 4086 0 4085 5 4 1 3 0 8 0 lockfspl 48 1564 0 1563 1 0 1 1 0 8 0 sessionpl 144 109 0 101 1 0 1 1 0 8 0 pgrppl 48 456 0 440 1 0 1 1 0 8 0 ucredpl 104 12142 0 12131 1 0 1 1 0 8 0 zombiepl 144 12056 0 12054 2 1 1 1 0 8 0 processpl 1232 9681 0 9615 7 1 6 6 0 8 0 procpl 664 25457 0 25375 11 3 8 8 0 8 0 sosppl 176 69 0 69 13 12 1 1 0 8 1 sockpl 752 20749 0 20724 195 183 12 27 0 8 8 mcl64k 65536 19 0 0 3 0 3 3 0 8 0 mcl16k 16384 11 0 0 2 0 2 2 0 8 0 mcl12k 12288 3 0 0 1 0 1 1 0 8 0 mcl9k 9216 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 14 0 0 2 0 2 2 0 8 0 mcl4k 4096 124 0 0 15 0 15 15 0 8 0 mcl2k2 2112 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 89 0 0 8 1 7 7 0 8 0 mtagpl 96 8 0 0 1 0 1 1 0 8 0 mbufpl 256 1844 0 0 107 0 107 107 0 8 0 bufpl 280 75187 0 69057 441 2 439 439 0 8 0 anonpl 32 12122 0 0 98 1 97 98 0 246 0 amapchunkpl 152 300351 0 299718 117 89 28 43 0 158 3 amappl16 200 27397 0 27319 184 166 18 29 0 8 6 amappl15 192 7 0 6 2 1 1 1 0 8 0 amappl14 184 800 0 799 1 0 1 1 0 8 0 amappl13 176 323 0 314 1 0 1 1 0 8 0 amappl12 168 10058 0 10029 2 0 2 2 0 8 0 amappl11 160 10 0 10 4 4 0 1 0 8 0 amappl10 152 81 0 72 1 0 1 1 0 8 0 amappl9 144 266 0 266 1 1 0 1 0 8 0 amappl8 136 228 0 225 1 0 1 1 0 8 0 amappl7 128 319 0 307 1 0 1 1 0 8 0 amappl6 120 473 0 471 1 0 1 1 0 8 0 amappl5 112 279 0 271 1 0 1 1 0 8 0 amappl4 104 655 0 633 1 0 1 1 0 8 0 amappl3 96 63132 0 63006 4 0 4 4 0 8 0 amappl2 88 1467 0 1420 2 0 2 2 0 8 0 amappl1 80 69390 0 68870 38 23 15 20 0 8 0 amappl 88 82306 0 82116 5 0 5 5 0 92 0 uvmvnodes 80 289 0 0 6 0 6 6 0 8 0 dma65536 65536 5 0 5 4 4 0 1 0 8 0 dma32768 32768 1 0 1 1 1 0 1 0 8 0 dma16384 16384 2 0 2 1 1 0 1 0 8 0 dma8192 8192 1 0 1 1 1 0 1 0 8 0 dma4096 4096 3 0 3 3 3 0 1 0 8 0 dma2048 2048 2 0 2 2 2 0 1 0 8 0 dma1024 1024 1 0 0 1 0 1 1 0 8 0 dma512 512 2 0 2 2 2 0 1 0 8 0 dma256 256 13 0 13 6 6 0 1 0 8 0 dma128 128 270 0 270 15 15 0 1 0 8 0 dma64 64 10 0 10 5 5 0 1 0 8 0 dma32 32 8 0 8 2 2 0 1 0 8 0 dma16 16 18 0 17 1 0 1 1 0 8 0 aobjpl 72 159 0 16 3 0 3 3 0 8 0 uaddrrnd 24 9574 0 9545 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 9574 0 9545 1 0 1 1 0 8 0 vmmpekpl 168 75109 0 75047 4 0 4 4 0 8 0 vmmpepl 168 622409 0 620564 214 122 92 118 0 357 2 vmsppl 488 9573 0 9545 7 2 5 5 0 8 0 rwobjpl 80 159520 0 158187 47 11 36 37 0 8 0 pdppl 4096 19235 0 19134 297 194 103 105 0 8 2 pvpl 32 20874 0 0 167 2 165 165 0 265 0 pmappl 256 9613 0 9549 5 0 5 5 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 738 0 339 12 0 12 12 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff8392cff0) 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(ffffffff83997780) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff83997780) at __mp_lock+0x192 sys/kern/kern_lock.c:173 __mp_acquire_count(ffffffff83997780,1) at __mp_acquire_count+0x58 sys/kern/kern_lock.c:-1 sleep_finish(ffffffffffffffff,1) at sleep_finish+0x2d8 sys/kern/kern_synch.c:369 biowait(fffffd8060363d30) at biowait+0xc6 sys/kern/vfs_bio.c:1242 bwrite(fffffd8060363d30) at bwrite+0x2e7 sys/kern/vfs_bio.c:754 ffs_write(ffff80003c3dd8a0) at ffs_write+0x810 sys/ufs/ffs/ffs_vnops.c:377 VOP_WRITE(fffffd805f3772c0,ffff80003c3dda58,7,fffffd80097fd2d8) at VOP_WRITE+0x101 sys/kern/vfs_vops.c:245 vn_write(fffffd8062305420,ffff80003c3dda58,0) at vn_write+0x1d3 sys/kern/vfs_vnops.c:408 dofilewritev(ffff80002a309278,4,ffff80003c3dda58,0,ffff80003c3ddb10) at dofilewritev+0x2bd sys/kern/sys_generic.c:384 sys_write(ffff80002a309278,ffff80003c3ddbc0,ffff80003c3ddb10) at sys_write+0xa2 sys/kern/sys_generic.c:300 syscall(ffff80003c3ddbc0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c3ddbc0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 end trace frame: 0xffff80003c3ddc40, count: 0 ddb{0}> trace x86_ipi_db(ffffffff8392cff0) 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(ffffffff83997780) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff83997780) at __mp_lock+0x192 sys/kern/kern_lock.c:173 __mp_acquire_count(ffffffff83997780,1) at __mp_acquire_count+0x58 sys/kern/kern_lock.c:-1 sleep_finish(ffffffffffffffff,1) at sleep_finish+0x2d8 sys/kern/kern_synch.c:369 biowait(fffffd8060363d30) at biowait+0xc6 sys/kern/vfs_bio.c:1242 bwrite(fffffd8060363d30) at bwrite+0x2e7 sys/kern/vfs_bio.c:754 ffs_write(ffff80003c3dd8a0) at ffs_write+0x810 sys/ufs/ffs/ffs_vnops.c:377 VOP_WRITE(fffffd805f3772c0,ffff80003c3dda58,7,fffffd80097fd2d8) at VOP_WRITE+0x101 sys/kern/vfs_vops.c:245 vn_write(fffffd8062305420,ffff80003c3dda58,0) at vn_write+0x1d3 sys/kern/vfs_vnops.c:408 dofilewritev(ffff80002a309278,4,ffff80003c3dda58,0,ffff80003c3ddb10) at dofilewritev+0x2bd sys/kern/sys_generic.c:384 sys_write(ffff80002a309278,ffff80003c3ddbc0,ffff80003c3ddb10) at sys_write+0xa2 sys/kern/sys_generic.c:300 syscall(ffff80003c3ddbc0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c3ddbc0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xccfccc1e510, count: -15 ddb{0}> machine ddbcpu 1 Stopped at savectx+0xae: movl $0,%gs:0x688 savectx() at savectx+0xae end of kernel end trace frame: 0x711150b07ce0, count: 14 ddb{1}> trace savectx() at savectx+0xae end of kernel end trace frame: 0x711150b07ce0, count: -1