panic: uvm_fault_unwire_locked: address not in map Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *388326 57446 0 0 0x4000000 1 syz-executor 65035 66908 0 0x14000 0x200 0 reaper db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff835062cf) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffff5006c231b90,200000630000,200000632000) at uvm_fault_unwire_locked+0x4be uvm_fault_wire(fffff5006c231b90,200000630000,200000641000,1) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1724 [inline] uvm_fault_wire(fffff5006c231b90,200000630000,200000641000,1) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1706 uvm_vslock_device(ffff80003c3ea558,2000006304c0,10000,1,ffff80003bbd1558) at uvm_vslock_device+0x112 sys/uvm/uvm_glue.c:169 physio(ffffffff82006790,d02,0,ffffffff82006fc0,ffff80003bbd1838) at physio+0x257 sys/kern/kern_physio.c:139 spec_write(ffff80003bbd1680) at spec_write+0x11f sys/kern/spec_vnops.c:302 VOP_WRITE(fffff50065d235f0,ffff80003bbd1838,5,fffff500097fd888) at VOP_WRITE+0x101 sys/kern/vfs_vops.c:245 vn_write(fffff50065c35188,ffff80003bbd1838,0) at vn_write+0x1d3 sys/kern/vfs_vnops.c:414 dofilewritev(ffff80003c3ea558,5,ffff80003bbd1838,0,ffff80003bbd18f0) at dofilewritev+0x2bd sys/kern/sys_generic.c:384 sys_write(ffff80003c3ea558,ffff80003bbd19a0,ffff80003bbd18f0) at sys_write+0xa2 sys/kern/sys_generic.c:300 syscall(ffff80003bbd19a0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003bbd19a0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x8d4e80d95e0, count: 2 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_unwire_locked: address not in map ddb{1}> show kasan No such command ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff835062cf) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffff5006c231b90,200000630000,200000632000) at uvm_fault_unwire_locked+0x4be uvm_fault_wire(fffff5006c231b90,200000630000,200000641000,1) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1724 [inline] uvm_fault_wire(fffff5006c231b90,200000630000,200000641000,1) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1706 uvm_vslock_device(ffff80003c3ea558,2000006304c0,10000,1,ffff80003bbd1558) at uvm_vslock_device+0x112 sys/uvm/uvm_glue.c:169 physio(ffffffff82006790,d02,0,ffffffff82006fc0,ffff80003bbd1838) at physio+0x257 sys/kern/kern_physio.c:139 spec_write(ffff80003bbd1680) at spec_write+0x11f sys/kern/spec_vnops.c:302 VOP_WRITE(fffff50065d235f0,ffff80003bbd1838,5,fffff500097fd888) at VOP_WRITE+0x101 sys/kern/vfs_vops.c:245 vn_write(fffff50065c35188,ffff80003bbd1838,0) at vn_write+0x1d3 sys/kern/vfs_vnops.c:414 dofilewritev(ffff80003c3ea558,5,ffff80003bbd1838,0,ffff80003bbd18f0) at dofilewritev+0x2bd sys/kern/sys_generic.c:384 sys_write(ffff80003c3ea558,ffff80003bbd19a0,ffff80003bbd18f0) at sys_write+0xa2 sys/kern/sys_generic.c:300 syscall(ffff80003bbd19a0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003bbd19a0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x8d4e80d95e0, count: -13 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80003bbd12a0 rbx 0xffff80002999ee07 rdx 0xffff800000043a80 rcx 0xffff80003c3ea558 rax 0xffff80002999dff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x6ca858e3983f5f62 r11 0x979f205dc7f07de5 r12 0xffff80002999ec08 r13 0 r14 0 r15 0x1 rip 0xffffffff820cded5 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80003bbd1290 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=388326 pid=57446 tcnt=4 stat=onproc flags process=0 proc=4000000 runpri=36, usrpri=81, slppri=36, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80003c3ead20,0xffff80003c3ea2d0 process=0xffff80002a37c018 user=0xffff80003bbcc000, vmspace=0xfffff5006c231b90 estcpu=31, cpticks=7, pctcpu=0.0, user=0, sys=7, intr=0 ddb{1}> ps PID TID PPID UID S PRLAGS PFLAGS WAIT COMMAND 2073 212639 70112 0 2 0 0 syz-executor 2073 210614 70112 0 3 0 0x4000080 fsleep syz-executor 80114 403531 11503 0 2 0 0 syz-executor 80114 17764 11503 0 3 0 0x4000080 fsleep syz-executor 93332 269752 50031 60928 3 0x10 0x80 nanoslp syz-executor 93332 283755 50031 60928 2 0x10 0x4000000 syz-executor 93332 523542 50031 60928 3 0x10 0x4000080 fsleep syz-executor 57446 347174 80856 0 2 0 0 syz-executor *57446 388326 80856 0 7 0 0x4000000 syz-executor 57446 97566 80856 0 2 0 0x4000000 syz-executor 57446 391511 80856 0 2 0 0x4000000 syz-executor 8179 288508 63899 0 2 0 0 syz-executor 3267 408171 91894 0 2 0 0 syz-executor 3267 406978 91894 0 3 0 0x4000080 fsleep syz-executor 97079 486446 88235 0 3 0x10 0x80 nanoslp syz-executor 97079 397418 88235 0 3 0x10 0x4000080 msgwait syz-executor 97079 281490 88235 0 3 0x10 0x4000080 fsleep syz-executor 70112 164468 56042 0 3 0x2 0x80 nanoslp syz-executor 63899 273927 56042 0 3 0x2 0x80 nanoslp syz-executor 50031 355312 56042 0 3 0x2 0x80 nanoslp syz-executor 88235 45386 56042 0 2 0x2 0 syz-executor 91894 271047 56042 0 3 0x2 0x80 nanoslp syz-executor 82734 142856 56042 0 2 0x10000002 0x80 syz-executor 11503 133873 56042 0 3 0x2 0x80 nanoslp syz-executor 80856 202601 56042 0 3 0x2 0x80 nanoslp syz-executor 56042 180817 68139 0 3 0x2 0x80 kqread syz-executor 68139 291505 96288 0 3 0x100002 0x88 sigsusp ksh 96288 14229 16155 0 3 0x10 0x88 kqread sshd-session 16155 281163 21322 0 3 0x12 0x80 kqread sshd-session 20233 104481 1 0 3 0x100003 0x80 ttyin getty 21322 195437 1 0 3 0 0x88 kqread sshd 38817 339679 21427 74 3 0x1100012 0x80 bpf pflogd 21427 470595 1 0 3 0 0x80 sbwait pflogd 57759 375363 84330 73 3 0x1100010 0x80 kqread syslogd 84330 383110 1 0 3 0x100002 0x80 sbwait syslogd 31073 51946 1 0 3 0x100000 0x80 kqread resolvd 76109 210634 20160 77 3 0x100012 0x80 kqread dhcpleased 65014 260386 20160 77 3 0x100012 0x80 kqread dhcpleased 20160 441853 1 0 3 0 0x80 kqread dhcpleased 35914 480424 0 0 3 0x14000 0x200 bored smr 14540 279650 0 0 2 0x14000 0x200 zerothread 70479 11527 0 0 3 0x14000 0x200 aiodoned aiodoned 78918 48064 0 0 3 0x14000 0x200 syncer update 13723 415581 0 0 3 0x14000 0x200 cleaner cleaner 66908 65035 0 0 7 0x14000 0x200 reaper 83633 408919 0 0 3 0x14000 0x200 pgdaemon pagedaemon 6979 380479 0 0 3 0x14000 0x200 bored viomb 35791 303852 0 0 3 0x14000 0x40000200 acpi0 acpi0 63717 170291 0 0 3 0x14000 0x40000200 idle1 82711 54146 0 0 3 0x14000 0x200 bored softnet1 36558 414686 0 0 3 0x14000 0x200 bored softnet0 25141 7793 0 0 3 0x14000 0x200 bored systqmp 46851 25678 0 0 3 0x14000 0x200 bored systq 8828 75343 0 0 3 0x14000 0x200 tmoslp softclockmp 83340 111444 0 0 3 0x14000 0x40000200 tmoslp softclock 17960 206761 0 0 3 0x14000 0x40000200 idle0 1 57649 0 0 3 0x2 0x80 wait init 0 0 -1 0 3 0x10000 0x200 scheduler swapper ddb{1}> show all locks Process 57446 (syz-executor) thread 0xffff80003c3ea558 (388326) shared rwlock vmmaplk r = 0 (0xfffff5006c231c90) #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_wire+0x116 uvm_fault_unwire sys/uvm/uvm_fault.c:1723 [inline] #2 uvm_fault_wire+0x116 sys/uvm/uvm_fault.c:1706 #3 uvm_vslock_device+0x112 sys/uvm/uvm_glue.c:169 #4 physio+0x257 sys/kern/kern_physio.c:139 #5 spec_write+0x11f sys/kern/spec_vnops.c:302 #6 VOP_WRITE+0x101 sys/kern/vfs_vops.c:245 #7 vn_write+0x1d3 sys/kern/vfs_vnops.c:414 #8 dofilewritev+0x2bd sys/kern/sys_generic.c:384 #9 sys_write+0xa2 sys/kern/sys_generic.c:300 #10 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #10 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 #11 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83b0ffc0) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 __mp_acquire_count+0x58 sys/kern/kern_lock.c:-1 #2 sleep_finish+0x2d8 sys/kern/kern_synch.c:369 #3 rw_do_enter_read+0x309 sys/kern/kern_rwlock.c:-1 #4 uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1880 #5 uvm_fault_check+0x4f sys/uvm/uvm_fault.c:693 #6 uvm_fault+0x106 sys/uvm/uvm_fault.c:627 #7 uvm_fault_wire+0x73 sys/uvm/uvm_fault.c:1703 #8 uvm_vslock_device+0x112 sys/uvm/uvm_glue.c:169 #9 physio+0x257 sys/kern/kern_physio.c:139 #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 57446 (syz-executor) thread 0xffff80003c3ea2c0 (97566) kernel: protection fault trap, code=0 Faulted in DDB; continuing... ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11057 12085K 12158K 166960K 12158 0 pcb 17 12K 12K 166960K 27 0 rtable 237 6K 7K 166960K 351 0 pf 34 17K 21K 166960K 47 0 ifaddr 43 7K 7K 166960K 45 0 ifgroup 55 2K 2K 166960K 55 0 sysctl 3 1K 9K 166960K 7 0 counters 70 37K 37K 166960K 70 0 ioctlops 0 0K 4K 166960K 1484 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1290 81K 81K 166960K 1364 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 2 0K 0K 166960K 2 0 dirhash 12 2K 2K 166960K 12 0 ACPI 1734 201K 291K 166960K 11964 0 file desc 17 61K 97K 166960K 147 0 sigio 0 0K 0K 166960K 3 0 proc 71 115K 180K 166960K 553 0 subproc 72 4K 4K 166960K 72 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 4 0 in_multi 99 7K 7K 166960K 100 0 ether_multi 1 0K 0K 166960K 1 0 mrt 0 0K 0K 166960K 1 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 61 281K 281K 166960K 61 0 exec 0 0K 1K 166960K 386 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 234 175K 184K 166960K 3174 0 UVM aobj 5 2K 2K 166960K 5 0 pinsyscall 42 84K 107K 166960K 1303 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 NDP 15 0K 1K 166960K 28 0 temp 36 9114K 9120K 166960K 5338 0 kqueue 14 22K 22K 166960K 26 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 28 0 0 1 0 1 1 0 8 0 rtpcb 120 33 0 30 1 0 1 1 0 8 0 rtentry 176 111 0 1 5 0 5 5 0 8 0 unpcb 144 45 0 24 1 0 1 1 0 8 0 syncache 336 4 0 4 1 0 1 1 0 8 1 tcpcb 736 9 0 4 1 0 1 1 0 8 0 arp 136 18 0 0 1 0 1 1 0 8 0 inpcb 328 80 0 69 2 0 2 2 0 8 0 nd6 152 24 0 0 1 0 1 1 0 8 0 kcovpl 48 8 0 0 1 0 1 1 0 8 0 pffrent 40 1 0 1 1 0 1 1 0 8 1 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 19 0 0 1 0 1 1 0 8 0 pfstkey 128 19 0 0 1 0 1 1 0 8 0 pfstate 448 19 0 0 3 0 3 3 0 8 0 pfrule 1360 21 0 16 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 453 0 0 29 0 29 29 0 8 0 art_table 40 454 0 0 5 0 5 5 0 8 0 art_node 32 111 0 11 1 0 1 1 0 8 0 sysvmsgpl 40 1 0 0 1 0 1 1 0 8 0 shmpl 112 2 0 0 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1579 0 108 93 0 93 93 0 8 0 ffsino 296 1579 0 108 114 0 114 114 0 8 0 nchpl 144 1788 0 81 64 0 64 64 0 8 0 vnodes 216 1669 0 0 93 0 93 93 0 8 0 namei 1024 5491 0 5491 2 0 2 2 0 8 2 percpumem 16 51 0 0 1 0 1 1 0 8 0 kstatmem 264 27 0 0 2 0 2 2 0 8 0 scxspl 216 6304 0 6304 4 2 2 3 1 8 2 plimitpl 152 32 0 14 1 0 1 1 0 8 0 sigapl 424 464 0 416 7 0 7 7 0 8 1 knotepl 120 54 0 0 2 0 2 2 0 8 0 kqueuepl 224 22 0 12 1 0 1 1 0 8 0 pipepl 344 127 0 100 3 0 3 3 0 8 0 fdescpl 528 448 0 417 3 0 3 3 0 8 0 filepl 160 1623 0 1400 10 0 10 10 0 8 0 lockfpl 104 8 0 6 1 0 1 1 0 8 0 lockfspl 48 5 0 3 1 0 1 1 0 8 0 sessionpl 144 24 0 15 1 0 1 1 0 8 0 pgrppl 48 32 0 15 1 0 1 1 0 8 0 ucredpl 104 109 0 92 1 0 1 1 0 8 0 zombiepl 144 417 0 416 1 0 1 1 0 8 0 processpl 1232 464 0 416 5 0 5 5 0 8 1 procpl 664 493 0 435 6 0 6 6 0 8 0 sockpl 752 158 0 123 4 0 4 4 0 8 0 mcl64k 65536 3 0 0 1 0 1 1 0 8 0 mcl16k 16384 3 0 0 1 0 1 1 0 8 0 mcl8k 8192 2 0 0 1 0 1 1 0 8 0 mcl4k 4096 114 0 0 15 0 15 15 0 8 0 mcl2k 2048 14 0 0 2 0 2 2 0 8 0 mextrefs 64 12 0 0 1 0 1 1 0 8 0 mtagpl 96 3 0 0 1 0 1 1 0 8 0 mbufpl 256 121 0 0 8 0 8 8 0 8 0 bufpl 272 2343 0 105 150 0 150 150 0 8 0 anonpl 32 7991 0 0 66 0 66 66 0 247 1 amapchunkpl 152 8678 0 8194 22 0 22 22 0 158 1 amappl16 200 1694 0 1493 17 1 16 16 0 8 3 amappl15 192 7 0 7 1 1 0 1 0 8 0 amappl14 184 522 0 521 1 0 1 1 0 8 0 amappl13 176 122 0 110 1 0 1 1 0 8 0 amappl12 168 694 0 665 2 0 2 2 0 8 0 amappl11 160 3 0 3 1 1 0 1 0 8 0 amappl10 152 65 0 51 1 0 1 1 0 8 0 amappl9 144 273 0 273 1 1 0 1 0 8 0 amappl8 136 99 0 97 1 0 1 1 0 8 0 amappl7 128 149 0 136 1 0 1 1 0 8 0 amappl6 120 158 0 156 1 0 1 1 0 8 0 amappl5 112 94 0 84 1 0 1 1 0 8 0 amappl4 104 287 0 269 1 0 1 1 0 8 0 amappl3 96 1507 0 1400 3 0 3 3 0 8 0 amappl2 88 538 0 480 2 0 2 2 0 8 0 amappl1 80 10440 0 9831 16 1 15 16 0 8 1 amappl 88 2447 0 2288 4 0 4 4 0 92 0 uvmvnodes 80 99 0 0 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 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 18 0 17 1 0 1 1 0 8 0 aobjpl 72 4 0 0 1 0 1 1 0 8 0 uaddrrnd 24 448 0 417 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 448 0 417 1 0 1 1 0 8 0 vmmpekpl 168 5739 0 5705 2 0 2 2 0 8 0 vmmpepl 168 38126 0 36056 97 0 97 97 0 357 1 vmsppl 488 447 0 417 5 0 5 5 0 8 1 rwobjpl 80 14496 0 13300 27 0 27 27 0 8 0 pdppl 4096 903 0 834 99 22 77 87 0 8 8 pvpl 32 14714 0 0 119 0 119 119 0 265 0 pmappl 256 447 0 417 3 0 3 3 0 8 0 extentpl 40 46 0 28 1 0 1 1 0 8 0 phpool 112 418 0 25 12 0 12 12 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff8392dff0) 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 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x33 kd_curproc sys/dev/kcov.c:585 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x33 sys/dev/kcov.c:153 reaper(ffff800045ffdc90) at reaper+0x135 sys/kern/kern_exit.c:480 end trace frame: 0x0, count: 10 ddb{0}> trace x86_ipi_db(ffffffff8392dff0) 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 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x33 kd_curproc sys/dev/kcov.c:585 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x33 sys/dev/kcov.c:153 reaper(ffff800045ffdc90) at reaper+0x135 sys/kern/kern_exit.c:480 end trace frame: 0x0, count: -5 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x25: addq $0x8,%rsp db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff835062cf) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffff5006c231b90,200000630000,200000632000) at uvm_fault_unwire_locked+0x4be uvm_fault_wire(fffff5006c231b90,200000630000,200000641000,1) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1724 [inline] uvm_fault_wire(fffff5006c231b90,200000630000,200000641000,1) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1706 uvm_vslock_device(ffff80003c3ea558,2000006304c0,10000,1,ffff80003bbd1558) at uvm_vslock_device+0x112 sys/uvm/uvm_glue.c:169 physio(ffffffff82006790,d02,0,ffffffff82006fc0,ffff80003bbd1838) at physio+0x257 sys/kern/kern_physio.c:139 spec_write(ffff80003bbd1680) at spec_write+0x11f sys/kern/spec_vnops.c:302 VOP_WRITE(fffff50065d235f0,ffff80003bbd1838,5,fffff500097fd888) at VOP_WRITE+0x101 sys/kern/vfs_vops.c:245 vn_write(fffff50065c35188,ffff80003bbd1838,0) at vn_write+0x1d3 sys/kern/vfs_vnops.c:414 dofilewritev(ffff80003c3ea558,5,ffff80003bbd1838,0,ffff80003bbd18f0) at dofilewritev+0x2bd sys/kern/sys_generic.c:384 sys_write(ffff80003c3ea558,ffff80003bbd19a0,ffff80003bbd18f0) at sys_write+0xa2 sys/kern/sys_generic.c:300 syscall(ffff80003bbd19a0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003bbd19a0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x8d4e80d95e0, count: 2 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff835062cf) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffff5006c231b90,200000630000,200000632000) at uvm_fault_unwire_locked+0x4be uvm_fault_wire(fffff5006c231b90,200000630000,200000641000,1) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1724 [inline] uvm_fault_wire(fffff5006c231b90,200000630000,200000641000,1) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1706 uvm_vslock_device(ffff80003c3ea558,2000006304c0,10000,1,ffff80003bbd1558) at uvm_vslock_device+0x112 sys/uvm/uvm_glue.c:169 physio(ffffffff82006790,d02,0,ffffffff82006fc0,ffff80003bbd1838) at physio+0x257 sys/kern/kern_physio.c:139 spec_write(ffff80003bbd1680) at spec_write+0x11f sys/kern/spec_vnops.c:302 VOP_WRITE(fffff50065d235f0,ffff80003bbd1838,5,fffff500097fd888) at VOP_WRITE+0x101 sys/kern/vfs_vops.c:245 vn_write(fffff50065c35188,ffff80003bbd1838,0) at vn_write+0x1d3 sys/kern/vfs_vnops.c:414 dofilewritev(ffff80003c3ea558,5,ffff80003bbd1838,0,ffff80003bbd18f0) at dofilewritev+0x2bd sys/kern/sys_generic.c:384 sys_write(ffff80003c3ea558,ffff80003bbd19a0,ffff80003bbd18f0) at sys_write+0xa2 sys/kern/sys_generic.c:300 syscall(ffff80003bbd19a0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003bbd19a0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x8d4e80d95e0, count: -13