uvm_fault(0xffffffff83899a28, 0xffff8000253b2000, 0, 2) -> d kernel: page fault trap, code=2 Stopped at memset+0x52: repe stosq %es:(%rdi) TID PID UID PRFLAGS PFLAGS CPU COMMAND *164535 54815 0 0x14000 0x200 1K reaper memset() at memset+0x52 VOP_WRITE(fffffd80759efce0,ffff80002a308c58,0,fffffd807f7d2f08) at VOP_WRITE+0x102 sys/kern/vfs_vops.c:245 uvn_io(fffffd80783db980,ffff80002a308de0,10,39,1) at uvn_io+0x49c sys/uvm/uvm_vnode.c:1264 uvm_pager_put(fffffd80783db980,fffffd8008433a00,ffff80002a308e78,ffff80002a308eb4,39,0,afdb95995317d2b3) at uvm_pager_put+0x163 sys/uvm/uvm_pager.c:524 uvn_flush(fffffd80783db980,0,0,19) at uvn_flush+0x72e sys/uvm/uvm_vnode.c:725 uvn_detach(fffffd80783db980) at uvn_detach+0xcf sys/uvm/uvm_vnode.c:361 uvm_unmap_detach(ffff80002a308fc0,0) at uvm_unmap_detach+0x15e sys/uvm/uvm_map.c:1364 uvm_map_teardown(fffffd806e5bb730) at uvm_map_teardown+0x354 sys/uvm/uvm_map.c:2516 uvmspace_free(fffffd806e5bb730) at uvmspace_free+0xcd sys/uvm/uvm_map.c:3420 reaper(ffff80002a2f87b8) at reaper+0x246 sys/kern/kern_exit.c:480 end trace frame: 0x0, count: 5 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(0xffffffff83899a28, 0xffff8000253b2000, 0, 2) -> d ddb{1}> trace memset() at memset+0x52 VOP_WRITE(fffffd80759efce0,ffff80002a308c58,0,fffffd807f7d2f08) at VOP_WRITE+0x102 sys/kern/vfs_vops.c:245 uvn_io(fffffd80783db980,ffff80002a308de0,10,39,1) at uvn_io+0x49c sys/uvm/uvm_vnode.c:1264 uvm_pager_put(fffffd80783db980,fffffd8008433a00,ffff80002a308e78,ffff80002a308eb4,39,0,afdb95995317d2b3) at uvm_pager_put+0x163 sys/uvm/uvm_pager.c:524 uvn_flush(fffffd80783db980,0,0,19) at uvn_flush+0x72e sys/uvm/uvm_vnode.c:725 uvn_detach(fffffd80783db980) at uvn_detach+0xcf sys/uvm/uvm_vnode.c:361 uvm_unmap_detach(ffff80002a308fc0,0) at uvm_unmap_detach+0x15e sys/uvm/uvm_map.c:1364 uvm_map_teardown(fffffd806e5bb730) at uvm_map_teardown+0x354 sys/uvm/uvm_map.c:2516 uvmspace_free(fffffd806e5bb730) at uvmspace_free+0xcd sys/uvm/uvm_map.c:3420 reaper(ffff80002a2f87b8) at reaper+0x246 sys/kern/kern_exit.c:480 end trace frame: 0x0, count: -10 ddb{1}> show registers rdi 0xffff8000253b2000 rsi 0 rbp 0xffff80002a308bb0 rbx 0xe rdx 0 rcx 0x800 rax 0 r8 0x4000 __ALIGN_SIZE+0x3000 r9 0xffff80002a308a28 r10 0x436281456bb0ee7b r11 0xffff8000253b2000 r12 0x4000 __ALIGN_SIZE+0x3000 r13 0x4000 __ALIGN_SIZE+0x3000 r14 0xffff8000253b2000 r15 0x4000 __ALIGN_SIZE+0x3000 rip 0xffffffff821101f2 memset+0x52 cs 0x8 rflags 0x10206 __ALIGN_SIZE+0xf206 rsp 0xffff80002a308ae8 ss 0x10 memset+0x52: repe stosq %es:(%rdi) ddb{1}> show proc PROC (reaper) tid=164535 pid=54815 tcnt=1 stat=onproc flags process=14000 proc=200 runpri=4, usrpri=66, slppri=4, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80002a2f9718,0xffff80002a2f82a8 process=0xffff80002a3024c8 user=0xffff80002a304000, vmspace=0xffffffff83977d70 estcpu=16, cpticks=6, pctcpu=2.1, user=0, sys=510, intr=11 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 48200 142818 1 0 3 0x82 wait syz-executor 60348 477757 1 0 3 0x100083 ttyin getty 65192 435712 0 0 3 0x14280 nfsidl nfsio 32713 409012 0 0 3 0x14280 nfsidl nfsio 56929 81679 0 0 3 0x14280 nfsidl nfsio 61472 183574 0 0 3 0x14280 nfsidl nfsio 555 276013 0 0 3 0x14280 nfsidl nfsio 38629 279363 0 0 3 0x14280 nfsidl nfsio 65723 431783 0 0 3 0x14280 nfsidl nfsio 23298 28842 0 0 3 0x14280 nfsidl nfsio 3992 222052 0 0 3 0x14280 nfsidl nfsio 94569 468232 0 0 3 0x14280 nfsidl nfsio 80260 108873 0 0 3 0x14280 nfsidl nfsio 90842 98741 0 0 3 0x14280 nfsidl nfsio 4486 341130 0 0 3 0x14280 nfsidl nfsio 33291 410547 0 0 3 0x14280 nfsidl nfsio 11953 235900 0 0 3 0x14280 nfsidl nfsio 6376 396055 0 0 3 0x14280 nfsidl nfsio 10620 116927 0 0 3 0x14280 nfsidl nfsio 81142 152013 0 0 3 0x14280 nfsidl nfsio 76430 432163 0 0 3 0x14280 nfsidl nfsio 32710 413192 0 0 3 0x14280 nfsidl nfsio 20523 501420 0 0 3 0x14200 bored sosplice 81619 192864 1 0 3 0x82 nanoslp syz-executor 75237 417227 59417 0 3 0x10008a sigsusp ksh 59417 327497 51592 0 2 0x10 sshd-session 51592 471252 58733 0 3 0x92 kqread sshd-session 58733 182919 1 0 3 0x88 kqread sshd 91996 11804 20466 74 3 0x1100092 bpf pflogd 20466 244193 1 0 3 0x80 sbwait pflogd 64227 387526 78097 73 3 0x1100090 kqread syslogd 78097 249871 1 0 3 0x100082 sbwait syslogd 40046 285131 1 0 3 0x100080 kqread resolvd 47300 356272 50949 77 3 0x100092 kqread dhcpleased 59418 406785 50949 77 3 0x100092 kqread dhcpleased 50949 133018 1 0 3 0x80 kqread dhcpleased 66715 76146 0 0 3 0x14200 bored smr 84253 128660 0 0 3 0x14200 pgzero zerothread 5306 53590 0 0 3 0x14200 aiodoned aiodoned 85181 128771 0 0 3 0x14200 syncer update 83597 205057 0 0 3 0x14200 cleaner cleaner *54815 164535 0 0 7 0x14200 reaper 8866 64914 0 0 3 0x14200 pgdaemon pagedaemon 59413 4741 0 0 3 0x14200 bored viomb 76247 292672 0 0 3 0x40014200 acpi0 acpi0 78 181057 0 0 3 0x40014200 idle1 40999 481918 0 0 3 0x14200 bored softnet3 71285 305921 0 0 3 0x14200 bored softnet2 14795 141243 0 0 3 0x14200 bored softnet1 64540 438801 0 0 2 0x14200 softnet0 53005 499006 0 0 3 0x14200 bored systqmp 5006 277348 0 0 3 0x14200 bored systq 11711 506355 0 0 3 0x14200 tmoslp softclockmp 35853 497024 0 0 3 0x40014200 tmoslp softclock 75189 208496 0 0 7 0x40014200 idle0 1 122966 0 0 3 0x80082 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb{1}> show all locks Process 54815 (reaper) thread 0xffff80002a2f87b8 (164535) exclusive rrwlock inode r = 0 (0xfffffd8075a451e8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:616 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 uvn_io+0x412 sys/uvm/uvm_vnode.c:1258 #6 uvm_pager_put+0x163 sys/uvm/uvm_pager.c:524 #7 uvn_flush+0x72e sys/uvm/uvm_vnode.c:725 #8 uvn_detach+0xcf sys/uvm/uvm_vnode.c:361 #9 uvm_unmap_detach+0x15e sys/uvm/uvm_map.c:1364 #10 uvm_map_teardown+0x354 sys/uvm/uvm_map.c:2516 #11 uvmspace_free+0xcd sys/uvm/uvm_map.c:3420 #12 reaper+0x246 sys/kern/kern_exit.c:480 #13 proc_trampoline+0x10 exclusive kernel_lock &kernel_lock r = 1 (0xffffffff8399b0b8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 uvn_detach+0x7e #2 uvm_unmap_detach+0x15e sys/uvm/uvm_map.c:1364 #3 uvm_map_teardown+0x354 sys/uvm/uvm_map.c:2516 #4 uvmspace_free+0xcd sys/uvm/uvm_map.c:3420 #5 reaper+0x246 sys/kern/kern_exit.c:480 #6 proc_trampoline+0x10 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10209 11022K 11486K 166960K 13196 0 pcb 17 20K 21K 166960K 525 0 rtable 109 7K 11K 166960K 606 0 pf 23 15K 19K 166960K 146 0 ifaddr 21 3K 8K 166960K 115 0 ifgroup 31 1K 3K 166960K 195 0 sysctl 4 1K 1K 166960K 6 0 counters 52 34K 37K 166960K 186 0 ioctlops 0 0K 4K 166960K 1600 0 iov 0 0K 24K 166960K 157 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1387 87K 88K 166960K 2613 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 34 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 56 0 dirhash 12 2K 2K 166960K 54 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 5 16K 240K 166960K 1738 0 sigio 0 0K 0K 166960K 25 0 proc 74 91K 128K 166960K 778 0 subproc 18 1K 4K 166960K 108 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 330 0 in_multi 33 2K 7K 166960K 195 0 ether_multi 1 0K 0K 166960K 13 0 mrt 1 0K 0K 166960K 9 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 247 1102K 1102K 166960K 247 0 exec 0 0K 1K 166960K 981 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 0K 166960K 1 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 153 22K 91K 166960K 17211 0 UVM aobj 44 2K 2K 166960K 51 0 pinsyscall 30 60K 102K 166960K 3097 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 89 0 NDP 6 0K 2K 166960K 75 0 temp 52 8642K 8740K 166960K 50177 0 kqueue 12 18K 28K 166960K 279 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 24 0 0 1 0 1 1 0 8 0 rtpcb 120 134 0 131 1 0 1 1 0 8 0 rtentry 112 180 0 143 4 0 4 4 0 8 0 unpcb 144 1158 0 1141 10 8 2 6 0 8 1 syncache 336 4 0 4 2 2 0 1 0 8 0 tcpqe 32 1 0 1 1 1 0 1 0 8 0 tcpcb 808 592 0 587 13 8 5 6 0 8 4 arp 120 32 0 23 1 0 1 1 0 8 0 inpcb 376 2151 0 2143 51 41 10 18 0 8 8 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 136 39 0 33 1 0 1 1 0 8 0 pkpcb 40 6 0 6 3 3 0 1 0 8 0 kcovpl 48 12 0 10 1 0 1 1 0 8 0 mppekey 1024 1 0 1 1 0 1 1 0 8 1 ppxss 1168 37 0 37 2 1 1 1 0 8 1 pppxif 1472 10 0 10 2 1 1 1 0 8 1 pfstscr 40 4 0 4 1 1 0 1 0 8 0 pffrag 232 11 0 4 1 0 1 1 0 482 0 pffrnode 88 11 0 4 1 0 1 1 0 8 0 pffrent 40 27 0 20 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 1 0 0 1 0 1 1 0 8 0 pftag 88 2 0 0 1 0 1 1 0 8 0 pfstitem 24 127 0 37 1 0 1 1 0 8 0 pfstkey 128 130 0 40 3 0 3 3 0 8 0 pfstate 376 129 0 39 10 0 10 10 0 8 0 pfrule 1344 22 0 16 2 1 1 2 0 8 0 art_heap8 4096 3 0 0 3 0 3 3 0 8 0 art_heap4 256 733 0 551 30 5 25 29 0 8 9 art_table 32 736 0 551 4 0 4 4 0 8 0 art_node 16 177 0 148 1 0 1 1 0 8 0 sysvmsgpl 40 2 0 2 1 1 0 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 53 0 43 1 0 1 1 0 8 0 shmpl 112 48 0 7 2 0 2 2 0 8 0 dirhash 1024 45 0 28 3 0 3 3 0 8 0 dino2pl 256 4350 0 2838 96 0 96 96 0 8 0 ffsino 280 4350 0 2838 109 0 109 109 0 8 0 nchpl 144 6536 0 5988 64 31 33 64 0 8 8 rtmask 32 6 0 6 2 2 0 1 0 8 0 uvmvnodes 80 5194 0 0 106 0 106 106 0 8 0 vnodes 216 5194 0 0 289 0 289 289 0 8 0 namei 1024 22994 0 22994 3 2 1 2 0 8 1 percpumem 16 107 0 67 1 0 1 1 0 8 0 kstatmem 264 102 0 90 3 1 2 3 0 8 0 scsiplug 72 5 0 5 3 2 1 1 0 8 1 scxspl 216 21445 0 21445 11 10 1 8 1 8 1 plimitpl 152 393 0 381 1 0 1 1 0 8 0 sigapl 424 2033 0 1973 11 2 9 9 0 8 0 futexpl 64 22580 0 22580 1 0 1 1 0 8 1 knotepl 120 561 0 0 17 0 17 17 0 8 0 kqueuepl 216 510 0 502 3 0 3 3 0 8 2 pipepl 328 599 0 590 9 5 4 8 0 8 1 fdescpl 504 1992 0 1973 5 0 5 5 0 8 1 filepl 152 13045 0 12951 26 12 14 16 0 8 6 lockfpl 104 508 0 506 1 0 1 1 0 8 0 lockfspl 48 198 0 196 1 0 1 1 0 8 0 sessionpl 144 28 0 19 1 0 1 1 0 8 0 pgrppl 48 154 0 142 1 0 1 1 0 8 0 ucredpl 104 2185 0 2172 1 0 1 1 0 8 0 zombiepl 144 1977 0 1973 1 0 1 1 0 8 0 processpl 1176 2033 0 1973 6 0 6 6 0 8 0 procpl 656 4462 0 4402 9 1 8 8 0 8 0 srpgc 96 12 0 12 3 2 1 1 0 8 1 sosppl 168 17 0 17 3 2 1 1 0 8 1 sockpl 688 3474 0 3446 48 36 12 19 0 8 8 mcl64k 65536 7 0 0 1 0 1 1 0 8 0 mcl16k 16384 3 0 0 1 0 1 1 0 8 0 mcl12k 12288 2 0 0 1 0 1 1 0 8 0 mcl9k 9216 3 0 0 1 0 1 1 0 8 0 mcl8k 8192 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 118 0 0 15 0 15 15 0 8 0 mcl2k 2048 51 0 0 6 0 6 6 0 8 0 mtagpl 96 41 0 0 1 0 1 1 0 8 0 mbufpl 256 335 0 0 21 0 21 21 0 8 0 bufpl 280 8411 0 2257 440 0 440 440 0 8 0 anonpl 24 261608 0 257287 88 28 60 66 0 184 19 amapchunkpl 152 68359 0 67999 48 19 29 39 0 158 5 amappl16 200 5078 0 5038 42 31 11 22 0 8 5 amappl15 192 3 0 3 1 1 0 1 0 8 0 amappl14 184 124 0 112 1 0 1 1 0 8 0 amappl13 176 33 0 33 2 2 0 1 0 8 0 amappl12 168 2791 0 2770 3 1 2 2 0 8 0 amappl11 160 50 0 35 1 0 1 1 0 8 0 amappl10 152 37 0 37 1 1 0 1 0 8 0 amappl9 144 309 0 309 1 1 0 1 0 8 0 amappl8 136 27 0 24 1 0 1 1 0 8 0 amappl7 128 116 0 103 1 0 1 1 0 8 0 amappl6 120 240 0 236 1 0 1 1 0 8 0 amappl5 112 140 0 129 1 0 1 1 0 8 0 amappl4 104 350 0 330 1 0 1 1 0 8 0 amappl3 96 11411 0 11343 4 0 4 4 0 8 0 amappl2 88 710 0 648 2 0 2 2 0 8 0 amappl1 80 13297 0 12765 16 2 14 14 0 8 0 amappl 88 16705 0 16602 5 0 5 5 0 92 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 2 0 2 1 1 0 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 19 0 18 1 0 1 1 0 8 0 aobjpl 72 50 0 7 1 0 1 1 0 8 0 uaddrrnd 24 1992 0 1972 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1992 0 1972 1 0 1 1 0 8 0 vmmpekpl 168 17524 0 17487 4 1 3 3 0 8 0 vmmpepl 168 129084 0 127655 114 19 95 101 0 357 4 vmsppl 456 1991 0 1971 6 1 5 5 0 8 1 rwobjpl 64 37689 0 31640 99 0 99 99 0 8 0 pdppl 4096 3992 0 3942 104 44 60 82 0 8 10 pvpl 32 19599 0 0 160 2 158 158 0 265 0 pmappl 248 1991 0 1971 3 0 3 3 0 8 0 extentpl 40 55 0 38 1 0 1 1 0 8 0 phpool 112 311 0 65 8 0 8 8 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff837a8ff0) 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(ffffffff8399aeb0) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff8399aeb0) at __mp_lock+0x192 sys/kern/kern_lock.c:144 softintr_dispatch(0) at softintr_dispatch+0x5b sys/arch/amd64/amd64/softintr.c:88 Xsoftclock() at Xsoftclock+0x27 acpicpu_idle() at acpicpu_idle+0x41e sys/dev/acpi/acpicpu.c:1218 sched_idle(ffffffff837a8ff0) at sched_idle+0x558 sys/kern/kern_sched.c:182 end trace frame: 0x0, count: 7 ddb{0}> trace x86_ipi_db(ffffffff837a8ff0) 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(ffffffff8399aeb0) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff8399aeb0) at __mp_lock+0x192 sys/kern/kern_lock.c:144 softintr_dispatch(0) at softintr_dispatch+0x5b sys/arch/amd64/amd64/softintr.c:88 Xsoftclock() at Xsoftclock+0x27 acpicpu_idle() at acpicpu_idle+0x41e sys/dev/acpi/acpicpu.c:1218 sched_idle(ffffffff837a8ff0) at sched_idle+0x558 sys/kern/kern_sched.c:182 end trace frame: 0x0, count: -8 ddb{0}> machine ddbcpu 1 Stopped at memset+0x52: repe stosq %es:(%rdi) memset() at memset+0x52 VOP_WRITE(fffffd80759efce0,ffff80002a308c58,0,fffffd807f7d2f08) at VOP_WRITE+0x102 sys/kern/vfs_vops.c:245 uvn_io(fffffd80783db980,ffff80002a308de0,10,39,1) at uvn_io+0x49c sys/uvm/uvm_vnode.c:1264 uvm_pager_put(fffffd80783db980,fffffd8008433a00,ffff80002a308e78,ffff80002a308eb4,39,0,afdb95995317d2b3) at uvm_pager_put+0x163 sys/uvm/uvm_pager.c:524 uvn_flush(fffffd80783db980,0,0,19) at uvn_flush+0x72e sys/uvm/uvm_vnode.c:725 uvn_detach(fffffd80783db980) at uvn_detach+0xcf sys/uvm/uvm_vnode.c:361 uvm_unmap_detach(ffff80002a308fc0,0) at uvm_unmap_detach+0x15e sys/uvm/uvm_map.c:1364 uvm_map_teardown(fffffd806e5bb730) at uvm_map_teardown+0x354 sys/uvm/uvm_map.c:2516 uvmspace_free(fffffd806e5bb730) at uvmspace_free+0xcd sys/uvm/uvm_map.c:3420 reaper(ffff80002a2f87b8) at reaper+0x246 sys/kern/kern_exit.c:480 end trace frame: 0x0, count: 5 ddb{1}> trace memset() at memset+0x52 VOP_WRITE(fffffd80759efce0,ffff80002a308c58,0,fffffd807f7d2f08) at VOP_WRITE+0x102 sys/kern/vfs_vops.c:245 uvn_io(fffffd80783db980,ffff80002a308de0,10,39,1) at uvn_io+0x49c sys/uvm/uvm_vnode.c:1264 uvm_pager_put(fffffd80783db980,fffffd8008433a00,ffff80002a308e78,ffff80002a308eb4,39,0,afdb95995317d2b3) at uvm_pager_put+0x163 sys/uvm/uvm_pager.c:524 uvn_flush(fffffd80783db980,0,0,19) at uvn_flush+0x72e sys/uvm/uvm_vnode.c:725 uvn_detach(fffffd80783db980) at uvn_detach+0xcf sys/uvm/uvm_vnode.c:361 uvm_unmap_detach(ffff80002a308fc0,0) at uvm_unmap_detach+0x15e sys/uvm/uvm_map.c:1364 uvm_map_teardown(fffffd806e5bb730) at uvm_map_teardown+0x354 sys/uvm/uvm_map.c:2516 uvmspace_free(fffffd806e5bb730) at uvmspace_free+0xcd sys/uvm/uvm_map.c:3420 reaper(ffff80002a2f87b8) at reaper+0x246 sys/kern/kern_exit.c:480 end trace frame: 0x0, count: -10