login: panic: uvm_fault_unwire_locked: address not in map Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 454779 59463 32767 0x10 0x4000000 0 syz-executor *170120 25223 32767 0x10 0x4000000 1 syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff8340cbb7) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd806c062578,400000000000,400000001000) at uvm_fault_unwire_locked+0x48d sys/uvm/uvm_fault.c:1739 uvm_fault_wire(fffffd806c062578,400000000000,400000011000,3) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1702 [inline] uvm_fault_wire(fffffd806c062578,400000000000,400000011000,3) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1684 sysctl_vslock(4000000001c0,ffb5) at sysctl_vslock+0x109 sys/kern/kern_sysctl.c:195 kern_sysctl_dirs(4e,ffff80003c55be18,1,4000000001c0,ffff80003c55be48,0,e1d666fde9709eed,1) at kern_sysctl_dirs+0x247 sys/kern/kern_sysctl.c:426 kern_sysctl(ffff80003c55be14,2,4000000001c0,ffff80003c55be48,0,37,5f2fcff176b6d67) at kern_sysctl+0x12d sys/kern/kern_sysctl.c:524 sys_sysctl(ffff8000ffffccd8,ffff80003c55bf80,ffff80003c55bed0) at sys_sysctl+0x425 syscall(ffff80003c55bf80) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c55bf80) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xca35da1bd70, 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_unwire_locked: address not in map ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff8340cbb7) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd806c062578,400000000000,400000001000) at uvm_fault_unwire_locked+0x48d sys/uvm/uvm_fault.c:1739 uvm_fault_wire(fffffd806c062578,400000000000,400000011000,3) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1702 [inline] uvm_fault_wire(fffffd806c062578,400000000000,400000011000,3) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1684 sysctl_vslock(4000000001c0,ffb5) at sysctl_vslock+0x109 sys/kern/kern_sysctl.c:195 kern_sysctl_dirs(4e,ffff80003c55be18,1,4000000001c0,ffff80003c55be48,0,e1d666fde9709eed,1) at kern_sysctl_dirs+0x247 sys/kern/kern_sysctl.c:426 kern_sysctl(ffff80003c55be14,2,4000000001c0,ffff80003c55be48,0,37,5f2fcff176b6d67) at kern_sysctl+0x12d sys/kern/kern_sysctl.c:524 sys_sysctl(ffff8000ffffccd8,ffff80003c55bf80,ffff80003c55bed0) at sys_sysctl+0x425 syscall(ffff80003c55bf80) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c55bf80) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xca35da1bd70, count: -10 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80003c55b9b0 rbx 0xffff800029aacdc7 rdx 0 rcx 0xffff8000ffffccd8 rax 0xffff800029aabff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xf0de734eae876597 r11 0xde08dc5fa775a868 r12 0xffff800029aacbc8 r13 0 r14 0 r15 0x1 rip 0xffffffff81e329d5 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80003c55b9a0 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=170120 pid=25223 tcnt=4 stat=onproc flags process=10 proc=4000000 runpri=36, usrpri=86, slppri=36, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000ffff7210,0xffff8000ffffd9b8 process=0xffff80003a0fe250 user=0xffff80003c557000, vmspace=0xfffffd806c062578 estcpu=36, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 59463 252699 73746 32767 2 0x10 syz-executor 59463 454779 73746 32767 7 0x4000010 syz-executor 25223 489961 34748 32767 2 0x10 syz-executor 25223 92023 34748 32767 2 0x4000010 syz-executor *25223 170120 34748 32767 7 0x4000010 syz-executor 25223 30240 34748 32767 3 0x4000090 fsleep syz-executor 79672 404618 40357 32767 2 0x10 syz-executor 79672 325562 40357 32767 3 0x4000090 fsleep syz-executor 2087 324865 4832 32767 2 0x10 syz-executor 2087 98656 4832 32767 3 0x4000090 fsleep syz-executor 2087 239868 4832 32767 3 0x4000090 fsleep syz-executor 40153 453801 98046 32767 3 0x90 nanoslp syz-executor 40153 159491 98046 32767 3 0x4000090 ttyin syz-executor 40153 174128 98046 32767 3 0x4000090 fsleep syz-executor 40153 209784 98046 32767 3 0x4000090 fsleep syz-executor 72838 218051 361 32767 3 0x90 nanoslp syz-executor 72838 111539 361 32767 3 0x4000090 kqread syz-executor 72838 469037 361 32767 3 0x4000090 fsleep syz-executor 79679 363541 63936 32767 2 0x10 syz-executor 79679 213929 63936 32767 3 0x4000090 fsleep syz-executor 79679 308983 63936 32767 3 0x4000090 fsleep syz-executor 99987 195108 96669 32767 2 0x10 syz-executor 99987 90173 96669 32767 3 0x4000090 fsleep syz-executor 99987 167560 96669 32767 3 0x4000090 fsleep syz-executor 4832 6927 55009 32767 3 0x90 nanoslp syz-executor 98046 423772 9942 32767 3 0x90 nanoslp syz-executor 63936 151152 67211 32767 2 0x10 syz-executor 361 2652 97566 32767 3 0x90 nanoslp syz-executor 73746 23314 71165 32767 3 0x90 nanoslp syz-executor 40357 478615 57091 32767 3 0x90 nanoslp syz-executor 34748 421082 36315 32767 3 0x90 nanoslp syz-executor 96669 372662 3859 32767 3 0x90 nanoslp syz-executor 55009 283694 76161 0 3 0x82 wait syz-executor 97566 218605 76161 0 3 0x82 wait syz-executor 67211 65099 76161 0 3 0x82 wait syz-executor 9942 289325 76161 0 3 0x82 wait syz-executor 71165 295773 76161 0 3 0x82 wait syz-executor 36315 422193 76161 0 3 0x82 wait syz-executor 57091 301104 76161 0 3 0x82 wait syz-executor 3859 353793 76161 0 3 0x82 wait syz-executor 76161 342168 53716 0 3 0x82 kqread syz-executor 53716 463024 59038 0 3 0x10008a sigsusp ksh 59038 55732 64582 0 3 0x98 kqread sshd-session 64582 469911 21975 0 3 0x92 kqread sshd-session 43713 478310 1 0 3 0x100083 ttyin getty 21975 333105 1 0 3 0x88 kqread sshd 3429 90934 10087 73 3 0x1100090 kqread syslogd 10087 151940 1 0 3 0x100082 sbwait syslogd 87161 150831 1 0 3 0x100080 kqread resolvd 24760 222351 22303 77 3 0x100092 kqread dhcpleased 30005 41868 22303 77 3 0x100092 kqread dhcpleased 22303 219739 1 0 3 0x80 kqread dhcpleased 68324 419145 0 0 3 0x14200 bored smr 79859 238538 0 0 2 0x14200 zerothread 11721 216081 0 0 3 0x14200 aiodoned aiodoned 65949 318332 0 0 3 0x14200 syncer update 54445 67603 0 0 3 0x14200 cleaner cleaner 4001 469339 0 0 3 0x14200 reaper reaper 75728 484074 0 0 3 0x14200 pgdaemon pagedaemon 76575 209866 0 0 3 0x14200 bored viomb 77817 234062 0 0 3 0x40014200 acpi0 acpi0 63762 365973 0 0 3 0x40014200 idle1 59511 26630 0 0 3 0x14200 bored softnet3 43592 303572 0 0 3 0x14200 bored softnet2 58619 230584 0 0 3 0x14200 bored softnet1 65209 358861 0 0 3 0x14200 bored softnet0 52528 287849 0 0 3 0x14200 bored systqmp 94067 222433 0 0 3 0x14200 bored systq 67892 351010 0 0 3 0x14200 tmoslp softclockmp 75391 311432 0 0 3 0x40014200 tmoslp softclock 98533 121379 0 0 3 0x40014200 idle0 1 457755 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 59463 (syz-executor) thread 0xffff8000ffff67d0 (454779) exclusive rrwlock inode r = 0 (0xfffffd806bf7a500) #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 ufs_ihashins+0x4f sys/ufs/ufs/ufs_ihash.c:159 #5 ffs_vget+0x187 sys/ufs/ffs/ffs_vfsops.c:1230 #6 ffs_inode_alloc+0x283 sys/ufs/ffs/ffs_alloc.c:393 #7 ufs_makeinode+0xcb sys/ufs/ufs/ufs_vnops.c:1732 #8 ufs_mknod+0x5b sys/ufs/ufs/ufs_vnops.c:167 #9 VOP_MKNOD+0x102 sys/kern/vfs_vops.c:121 #10 domknodat+0x47e sys/kern/vfs_syscalls.c:1632 #11 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #11 syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 #12 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806bf7a3e8) #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 vfs_lookup+0x109 sys/kern/vfs_lookup.c:418 #6 namei+0x7aa sys/kern/vfs_lookup.c:250 #7 domknodat+0xb4 sys/kern/vfs_syscalls.c:1584 #8 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 Process 25223 (syz-executor) thread 0xffff8000ffffccd8 (170120) shared rwlock vmmaplk r = 0 (0xfffffd806c062678) #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_read+0x3af sys/kern/kern_rwlock.c:405 #2 uvm_fault_wire+0x116 uvm_fault_unwire sys/uvm/uvm_fault.c:1701 [inline] #2 uvm_fault_wire+0x116 sys/uvm/uvm_fault.c:1684 #3 sysctl_vslock+0x109 sys/kern/kern_sysctl.c:195 #4 kern_sysctl_dirs+0x247 sys/kern/kern_sysctl.c:426 #5 kern_sysctl+0x12d sys/kern/kern_sysctl.c:524 #6 sys_sysctl+0x425 #7 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #7 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #8 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff839b80c8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 __mp_acquire_count+0x58 #2 mi_switch+0x4b7 sys/kern/sched_bsd.c:441 #3 sleep_finish+0x24f sys/kern/kern_synch.c:414 #4 rw_do_enter_read+0x2de sys/kern/kern_rwlock.c:385 #5 uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1864 #6 uvm_fault_check+0x4b sys/uvm/uvm_fault.c:732 #7 uvm_fault+0x106 sys/uvm/uvm_fault.c:668 #8 uvm_fault_wire+0x73 sys/uvm/uvm_fault.c:1681 #9 sysctl_vslock+0x109 sys/kern/kern_sysctl.c:195 #10 kern_sysctl_dirs+0x247 sys/kern/kern_sysctl.c:426 #11 kern_sysctl+0x12d sys/kern/kern_sysctl.c:524 #12 sys_sysctl+0x425 #13 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #13 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #14 Xsyscall+0x128 exclusive rwlock sysctllk r = 0 (0xffffffff83794db8) #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 sysctl_vslock+0x45 sys/kern/kern_sysctl.c:185 #3 kern_sysctl_dirs+0x247 sys/kern/kern_sysctl.c:426 #4 kern_sysctl+0x12d sys/kern/kern_sysctl.c:524 #5 sys_sysctl+0x425 #6 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 Process 25223 (syz-executor) thread 0xffff8000ffffd9a8 (30240) uvm_fault(0xfffffd806c062578, 0x0, 0, 1) -> e kernel: page fault trap, code=0 Faulted in DDB; continuing... ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10184 10953K 10966K 166960K 11263 0 pcb 17 12K 12K 166960K 17 0 rtable 236 6K 6K 166960K 346 0 pf 31 16K 16K 166960K 31 0 ifaddr 42 7K 7K 166960K 44 0 ifgroup 50 2K 2K 166960K 50 0 sysctl 1 1K 1K 166960K 2 0 counters 64 36K 36K 166960K 64 0 ioctlops 0 0K 2K 166960K 30 0 iov 0 0K 12K 166960K 3 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1333 84K 84K 166960K 1357 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 7 0K 0K 166960K 7 0 dirhash 12 2K 3K 166960K 21 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 26 97K 121K 166960K 212 0 sigio 0 0K 0K 166960K 1 0 proc 58 79K 140K 166960K 483 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 13 0 in_multi 99 7K 7K 166960K 101 0 ether_multi 1 0K 0K 166960K 1 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 55 254K 254K 166960K 55 0 exec 0 0K 1K 166960K 345 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 262 83K 83K 166960K 3313 0 UVM aobj 5 2K 2K 166960K 5 0 pinsyscall 47 94K 112K 166960K 1209 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 2 0K 0K 166960K 6 0 NDP 11 0K 2K 166960K 27 0 temp 36 8630K 8696K 166960K 3955 0 kqueue 14 22K 28K 166960K 34 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 35 0 32 1 0 1 1 0 8 0 rtentry 112 112 0 1 4 0 4 4 0 8 0 unpcb 144 248 0 226 6 0 6 6 0 8 5 syncache 336 5 0 5 1 0 1 1 0 8 1 tcpcb 808 94 0 88 7 0 7 7 0 8 6 arp 120 18 0 0 1 0 1 1 0 8 0 inpcb 376 177 0 164 8 0 8 8 0 8 6 nd6 136 25 0 0 1 0 1 1 0 8 0 kcovpl 48 8 0 0 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 454 0 0 29 0 29 29 0 8 0 art_table 32 455 0 0 4 0 4 4 0 8 0 art_node 16 111 0 10 1 0 1 1 0 8 0 semupl 112 1 0 1 1 0 1 1 0 8 1 semapl 112 5 0 0 1 0 1 1 0 8 0 shmpl 112 2 0 0 1 0 1 1 0 8 0 dirhash 1024 23 0 6 3 0 3 3 0 8 0 dino2pl 256 1663 0 157 95 0 95 95 0 8 0 ffsino 280 1663 0 157 109 0 109 109 0 8 0 nchpl 144 1939 0 262 63 0 63 63 0 8 0 uvmvnodes 80 1744 0 0 36 0 36 36 0 8 0 vnodes 216 1744 0 0 97 0 97 97 0 8 0 namei 1024 5962 0 5961 2 0 2 2 0 8 1 percpumem 16 46 0 0 1 0 1 1 0 8 0 kstatmem 264 22 0 0 2 0 2 2 0 8 0 scxspl 216 6711 0 6711 4 1 3 3 1 8 3 plimitpl 152 144 0 118 2 0 2 2 0 8 1 sigapl 424 483 0 427 7 0 7 7 0 8 0 futexpl 64 1093 0 1082 1 0 1 1 0 8 0 knotepl 120 303 0 0 10 0 10 10 0 8 0 kqueuepl 216 70 0 60 3 0 3 3 0 8 2 pipepl 328 107 0 80 3 0 3 3 0 8 0 fdescpl 504 465 0 427 6 0 6 6 0 8 0 filepl 152 2000 0 1776 14 0 14 14 0 8 5 lockfpl 104 41 0 39 1 0 1 1 0 8 0 lockfspl 48 17 0 15 1 0 1 1 0 8 0 sessionpl 144 22 0 6 1 0 1 1 0 8 0 pgrppl 48 35 0 11 1 0 1 1 0 8 0 ucredpl 104 174 0 155 1 0 1 1 0 8 0 zombiepl 144 427 0 427 1 0 1 1 0 8 1 processpl 1168 483 0 427 5 0 5 5 0 8 0 procpl 656 605 0 533 6 0 6 6 0 8 0 sockpl 688 461 0 423 15 0 15 15 0 8 11 mcl64k 65536 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 115 0 0 15 0 15 15 0 8 0 mcl2k 2048 10 0 0 2 0 2 2 0 8 0 mtagpl 96 3 0 0 1 0 1 1 0 8 0 mbufpl 256 183 0 0 12 0 12 12 0 8 0 bufpl 280 2673 0 124 183 0 183 183 0 8 0 anonpl 24 112533 0 107009 35 0 35 35 0 184 0 amapchunkpl 152 10498 0 9767 29 0 29 29 0 158 0 amappl16 200 2220 0 2174 5 1 4 5 0 8 1 amappl15 192 4 0 4 1 1 0 1 0 8 0 amappl14 184 100 0 90 1 0 1 1 0 8 0 amappl13 176 8 0 7 1 0 1 1 0 8 0 amappl12 168 1062 0 1024 3 1 2 2 0 8 0 amappl11 160 44 0 34 1 0 1 1 0 8 0 amappl10 152 4 0 4 1 1 0 1 0 8 0 amappl9 144 245 0 244 2 1 1 1 0 8 0 amappl8 136 35 0 34 1 0 1 1 0 8 0 amappl7 128 93 0 83 1 0 1 1 0 8 0 amappl6 120 183 0 180 1 0 1 1 0 8 0 amappl5 112 112 0 106 1 0 1 1 0 8 0 amappl4 104 278 0 264 1 0 1 1 0 8 0 amappl3 96 1628 0 1484 4 0 4 4 0 8 0 amappl2 88 607 0 553 2 0 2 2 0 8 0 amappl1 80 7822 0 7276 13 0 13 13 0 8 0 amappl 88 2970 0 2757 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 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 24 466 0 428 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 466 0 428 1 0 1 1 0 8 0 vmmpekpl 168 5309 0 5281 2 0 2 2 0 8 0 vmmpepl 168 35312 0 33230 96 0 96 96 0 357 0 vmsppl 456 465 0 428 6 0 6 6 0 8 0 rwobjpl 64 14878 0 12242 44 0 44 44 0 8 0 pdppl 4096 940 0 856 108 20 88 96 0 8 4 pvpl 32 13744 0 0 111 0 111 111 0 265 0 pmappl 248 465 0 428 3 0 3 3 0 8 0 extentpl 40 55 0 38 1 0 1 1 0 8 0 phpool 112 291 0 22 8 0 8 8 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff837a1ff0) 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(ffffffff839b7ec0) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff839b7ec0) at __mp_lock+0x192 sys/kern/kern_lock.c:144 __mp_acquire_count(ffffffff839b7ec0,1) at __mp_acquire_count+0x58 mi_switch() at mi_switch+0x4b7 sys/kern/sched_bsd.c:441 sleep_finish(0,1) at sleep_finish+0x24f sys/kern/kern_synch.c:414 biowait(fffffd8061f7b698) at biowait+0xc1 sys/kern/vfs_bio.c:1246 bwrite(fffffd8061f7b698) at bwrite+0x2e5 sys/kern/vfs_bio.c:758 VOP_BWRITE(fffffd8061f7b698) at VOP_BWRITE+0x60 sys/kern/vfs_vops.c:648 ufs_direnter(fffffd806bee86e8,fffffd806bee8970,ffff80003c53e980,ffff80003c53ecf0,0) at ufs_direnter+0x7d1 sys/ufs/ufs/ufs_lookup.c:833 ufs_makeinode(1fe8,fffffd806bee86e8,ffff80003c53ecc0,ffff80003c53ecf0) at ufs_makeinode+0x51e sys/ufs/ufs/ufs_vnops.c:1768 ufs_mknod(ffff80003c53eb60) at ufs_mknod+0x5b sys/ufs/ufs/ufs_vnops.c:167 VOP_MKNOD(fffffd806bee86e8,ffff80003c53ecc0,ffff80003c53ecf0,ffff80003c53ebf0) at VOP_MKNOD+0x102 sys/kern/vfs_vops.c:121 end trace frame: 0xffff80003c53edb0, count: 0 ddb{0}> trace x86_ipi_db(ffffffff837a1ff0) 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(ffffffff839b7ec0) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff839b7ec0) at __mp_lock+0x192 sys/kern/kern_lock.c:144 __mp_acquire_count(ffffffff839b7ec0,1) at __mp_acquire_count+0x58 mi_switch() at mi_switch+0x4b7 sys/kern/sched_bsd.c:441 sleep_finish(0,1) at sleep_finish+0x24f sys/kern/kern_synch.c:414 biowait(fffffd8061f7b698) at biowait+0xc1 sys/kern/vfs_bio.c:1246 bwrite(fffffd8061f7b698) at bwrite+0x2e5 sys/kern/vfs_bio.c:758 VOP_BWRITE(fffffd8061f7b698) at VOP_BWRITE+0x60 sys/kern/vfs_vops.c:648 ufs_direnter(fffffd806bee86e8,fffffd806bee8970,ffff80003c53e980,ffff80003c53ecf0,0) at ufs_direnter+0x7d1 sys/ufs/ufs/ufs_lookup.c:833 ufs_makeinode(1fe8,fffffd806bee86e8,ffff80003c53ecc0,ffff80003c53ecf0) at ufs_makeinode+0x51e sys/ufs/ufs/ufs_vnops.c:1768 ufs_mknod(ffff80003c53eb60) at ufs_mknod+0x5b sys/ufs/ufs/ufs_vnops.c:167 VOP_MKNOD(fffffd806bee86e8,ffff80003c53ecc0,ffff80003c53ecf0,ffff80003c53ebf0) at VOP_MKNOD+0x102 sys/kern/vfs_vops.c:121 domknodat(ffff8000ffff67d0,ffffff9c,400000000280,1ffa,0) at domknodat+0x47e sys/kern/vfs_syscalls.c:1632 syscall(ffff80003c53ee90) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c53ee90) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xee1c8a8cf90, count: -17 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(ffffffff8340cbb7) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd806c062578,400000000000,400000001000) at uvm_fault_unwire_locked+0x48d sys/uvm/uvm_fault.c:1739 uvm_fault_wire(fffffd806c062578,400000000000,400000011000,3) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1702 [inline] uvm_fault_wire(fffffd806c062578,400000000000,400000011000,3) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1684 sysctl_vslock(4000000001c0,ffb5) at sysctl_vslock+0x109 sys/kern/kern_sysctl.c:195 kern_sysctl_dirs(4e,ffff80003c55be18,1,4000000001c0,ffff80003c55be48,0,e1d666fde9709eed,1) at kern_sysctl_dirs+0x247 sys/kern/kern_sysctl.c:426 kern_sysctl(ffff80003c55be14,2,4000000001c0,ffff80003c55be48,0,37,5f2fcff176b6d67) at kern_sysctl+0x12d sys/kern/kern_sysctl.c:524 sys_sysctl(ffff8000ffffccd8,ffff80003c55bf80,ffff80003c55bed0) at sys_sysctl+0x425 syscall(ffff80003c55bf80) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c55bf80) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xca35da1bd70, count: 5 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff8340cbb7) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd806c062578,400000000000,400000001000) at uvm_fault_unwire_locked+0x48d sys/uvm/uvm_fault.c:1739 uvm_fault_wire(fffffd806c062578,400000000000,400000011000,3) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1702 [inline] uvm_fault_wire(fffffd806c062578,400000000000,400000011000,3) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1684 sysctl_vslock(4000000001c0,ffb5) at sysctl_vslock+0x109 sys/kern/kern_sysctl.c:195 kern_sysctl_dirs(4e,ffff80003c55be18,1,4000000001c0,ffff80003c55be48,0,e1d666fde9709eed,1) at kern_sysctl_dirs+0x247 sys/kern/kern_sysctl.c:426 kern_sysctl(ffff80003c55be14,2,4000000001c0,ffff80003c55be48,0,37,5f2fcff176b6d67) at kern_sysctl+0x12d sys/kern/kern_sysctl.c:524 sys_sysctl(ffff8000ffffccd8,ffff80003c55bf80,ffff80003c55bed0) at sys_sysctl+0x425 syscall(ffff80003c55bf80) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c55bf80) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xca35da1bd70, count: -10