witness: lock order reversal: 1st 0xfffffd807effaa28 vmmaplk (&map->lock) 2nd 0xfffffd8065e8df78 inode (&ip->i_lock) lock order "&ip->i_lock"(rrwlock) -> "&map->lock"(rwlock) first seen at: #0 witness_checkorder+0x65e witness_lock_order_add sys/kern/subr_witness.c:2463 [inline] #0 witness_checkorder+0x65e sys/kern/subr_witness.c:880 #1 rw_enter_read+0x66 sys/kern/kern_rwlock.c:111 #2 uvmfault_lookup+0xd9 sys/uvm/uvm_fault.c:1495 #3 uvm_fault_check+0x3d sys/uvm/uvm_fault.c:513 #4 uvm_fault+0xdb sys/uvm/uvm_fault.c:694 #5 kpageflttrap+0x202 sys/arch/amd64/amd64/trap.c:265 #6 kerntrap+0xef sys/arch/amd64/amd64/trap.c:321 #7 alltraps_kern_meltdown+0x7b #8 copyout+0x53 #9 ffs_read+0x3e2 sys/ufs/ffs/ffs_vnops.c:258 #10 VOP_READ+0xbf sys/kern/vfs_vops.c:253 #11 vn_rdwr+0x10b #12 vmcmd_map_readvn+0xda sys/kern/exec_subr.c:246 #13 exec_process_vmcmds+0xb2 sys/kern/exec_subr.c:143 #14 sys_execve+0x9ff sys/kern/kern_exec.c:461 #15 syscall+0x4a1 mi_syscall sys/sys/syscall_mi.h:102 [inline] #15 syscall+0x4a1 sys/arch/amd64/amd64/trap.c:590 #16 Xsyscall+0x128 lock order "&map->lock"(rwlock) -> "&ip->i_lock"(rrwlock) first seen at: #0 witness_checkorder+0x65e witness_lock_order_add sys/kern/subr_witness.c:2463 [inline] #0 witness_checkorder+0x65e sys/kern/subr_witness.c:880 #1 rw_enter+0xd4 #2 rrw_enter+0x88 sys/kern/kern_rwlock.c:462 #3 VOP_LOCK+0x4b sys/kern/vfs_vops.c:614 #4 vn_lock+0x6c sys/kern/vfs_vnops.c:575 #5 uvn_get+0x276 uvm_vnode_lock sys/uvm/uvm_vnode.c:1499 [inline] #5 uvn_get+0x276 sys/uvm/uvm_vnode.c:993 #6 uvm_fault+0xa41 sys/uvm/uvm_fault.c:1073 #7 uvm_fault_wire+0x63 sys/uvm/uvm_fault.c:1342 #8 uvm_map_pageable_wire+0x30d sys/uvm/uvm_map.c:2367 #9 sys_mlock+0x180 sys/uvm/uvm_mmap.c:772 #10 syscall+0x4a1 mi_syscall sys/sys/syscall_mi.h:102 [inline] #10 syscall+0x4a1 sys/arch/amd64/amd64/trap.c:590 #11 Xsyscall+0x128 Stopped at db_enter+0x18: addq $0x8,%rsp ddb{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic the kernel did not panic ddb{1}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398 witness_checkorder(fffffd8065e8df78,9,0) at witness_checkorder+0xf5a witness_debugger sys/kern/subr_witness.c:2490 [inline] witness_checkorder(fffffd8065e8df78,9,0) at witness_checkorder+0xf5a sys/kern/subr_witness.c:1087 rw_enter(fffffd8065e8df68,81) at rw_enter+0xd4 rrw_enter(fffffd8065e8df68,81) at rrw_enter+0x88 sys/kern/kern_rwlock.c:462 VOP_LOCK(fffffd805b2d85b8,81) at VOP_LOCK+0x4b sys/kern/vfs_vops.c:614 vn_lock(fffffd805b2d85b8,81) at vn_lock+0x6c sys/kern/vfs_vnops.c:575 uvn_get(fffffd80605c30e0,a000,ffff8000256e3e68,ffff8000256e3e04,0,1) at uvn_get+0x276 uvm_vnode_lock sys/uvm/uvm_vnode.c:1499 [inline] uvn_get(fffffd80605c30e0,a000,ffff8000256e3e68,ffff8000256e3e04,0,1) at uvn_get+0x276 sys/uvm/uvm_vnode.c:993 uvm_fault(fffffd807effaa10,2000a000,2,1) at uvm_fault+0xa41 sys/uvm/uvm_fault.c:1073 uvm_fault_wire(fffffd807effaa10,2000a000,2000e000,1) at uvm_fault_wire+0x63 sys/uvm/uvm_fault.c:1342 uvm_map_pageable_wire(fffffd807effaa10,fffffd8062049770,fffffd8062049c08,48d,ffffffff81ef6f2e,0) at uvm_map_pageable_wire+0x30d sys/uvm/uvm_map.c:2367 sys_mlock(ffff8000ffff42a8,ffff8000256e4048,ffff8000256e4090) at sys_mlock+0x180 sys/uvm/uvm_mmap.c:772 syscall(ffff8000256e4110) at syscall+0x4a1 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff8000256e4110) at syscall+0x4a1 sys/arch/amd64/amd64/trap.c:590 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x301ec954540, count: -13 ddb{1}> show registers rdi 0x3 rsi 0x40000 acpi_pdirpa+0x2be68 rbp 0xffff8000256e3940 rbx 0x3 rdx 0xffff800000af4a00 rcx 0x3 rax 0x3ffff acpi_pdirpa+0x2be67 r8 0xffffffff81ef4bd3 witness_checkorder+0xf33 r9 0x5 r10 0x30d9329a2e42921f r11 0x4c3b61bdfa023a1 r12 0xffffffff82879110 w_lodata+0x54590 r13 0 r14 0xffffffff8286e530 w_lodata+0x499b0 r15 0xfffffd8002c96500 rip 0xffffffff8180f028 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff8000256e3930 ss 0x10 db_enter+0x18: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor.1) pid=479731 stat=onproc flags process=10 proc=4000000 pri=32, usrpri=86, nice=20 forw=0xffffffffffffffff, list=0xffff8000ffff5728,0xffffffff8288b278 process=0xffff8000ffff39e0 user=0xffff8000256df000, vmspace=0xfffffd807effaa10 estcpu=36, cpticks=1, pctcpu=0.0 user=0, sys=0, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 12631 33047 39764 32767 7 0x10 syz-executor.1 *12631 479731 39764 32767 7 0x4000010 syz-executor.1 39764 36660 94817 32767 3 0x90 nanosleep syz-executor.1 89507 212556 92387 32767 3 0x10 biowait syz-executor.0 94817 489772 68356 0 3 0x82 wait syz-executor.1 92387 490656 68356 0 3 0x82 wait syz-executor.0 68356 146334 90653 0 3 0x82 nanosleep syz-fuzzer 68356 189145 90653 0 3 0x4000082 nanosleep syz-fuzzer 68356 417731 90653 0 3 0x4000082 thrsleep syz-fuzzer 68356 250726 90653 0 3 0x4000082 thrsleep syz-fuzzer 68356 129048 90653 0 3 0x4000082 thrsleep syz-fuzzer 68356 100700 90653 0 3 0x4000082 thrsleep syz-fuzzer 68356 58757 90653 0 3 0x4000082 kqread syz-fuzzer 68356 440165 90653 0 3 0x4000082 thrsleep syz-fuzzer 90653 517704 64137 0 3 0x10008a pause ksh 64137 393925 92147 0 3 0x92 select sshd 10247 298231 1 0 3 0x100083 ttyin getty 92147 269272 1 0 3 0x80 select sshd 84645 435727 69274 73 3 0x100090 kqread syslogd 69274 182242 1 0 3 0x100082 netio syslogd 25812 416014 1 77 3 0x100090 poll dhclient 70297 26239 1 0 3 0x80 poll dhclient 57567 217999 0 0 3 0x14200 bored smr 85049 94925 0 0 3 0x14200 pgzero zerothread 69431 512191 0 0 3 0x14200 aiodoned aiodoned 17516 236185 0 0 3 0x14200 syncer update 84519 357761 0 0 3 0x14200 cleaner cleaner 27845 132006 0 0 3 0x14200 reaper reaper 30004 485163 0 0 3 0x14200 pgdaemon pagedaemon 82999 514716 0 0 3 0x14200 bored crynlk 20515 229734 0 0 3 0x14200 bored crypto 63301 39266 0 0 3 0x14200 bored viomb 23458 403404 0 0 3 0x40014200 acpi0 acpi0 88299 143209 0 0 3 0x40014200 idle1 79842 76129 0 0 3 0x14200 bored softnet 9849 349411 0 0 3 0x14200 bored systqmp 21065 394776 0 0 3 0x14200 bored systq 1458 486740 0 0 3 0x40014200 bored softclock 1139 115975 0 0 3 0x40014200 idle0 1 362107 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 12631 (syz-executor.1) thread 0xffff8000ffff42a8 (479731) shared rwlock vmmaplk r = 0 (0xfffffd807effaa28) #0 witness_lock+0x4b0 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4b0 sys/kern/subr_witness.c:1164 #1 rw_enter+0x446 sys/kern/kern_rwlock.c:311 #2 vm_map_lock_ln+0xda sys/uvm/uvm_map.c:5463 #3 uvm_map_pageable+0x120 sys/uvm/uvm_map.c:2463 #4 sys_mlock+0x180 sys/uvm/uvm_mmap.c:772 #5 syscall+0x4a1 mi_syscall sys/sys/syscall_mi.h:102 [inline] #5 syscall+0x4a1 sys/arch/amd64/amd64/trap.c:590 #6 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff828a4a98) #0 witness_lock+0x4b0 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4b0 sys/kern/subr_witness.c:1164 #1 syscall+0x3fd mi_syscall sys/sys/syscall_mi.h:93 [inline] #1 syscall+0x3fd sys/arch/amd64/amd64/trap.c:590 #2 Xsyscall+0x128 Process 89507 (syz-executor.0) thread 0xffff8000ffff5c48 (212556) exclusive rrwlock inode r = 0 (0xfffffd8065e8de68) #0 witness_lock+0x4b0 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4b0 sys/kern/subr_witness.c:1164 #1 rw_enter+0x446 sys/kern/kern_rwlock.c:311 #2 rrw_enter+0x88 sys/kern/kern_rwlock.c:462 #3 ufs_ihashins+0x45 sys/ufs/ufs/ufs_ihash.c:140 #4 ffs_vget+0x135 sys/ufs/ffs/ffs_vfsops.c:1350 #5 ffs_inode_alloc+0x1e1 sys/ufs/ffs/ffs_alloc.c:394 #6 ufs_mkdir+0xf4 sys/ufs/ufs/ufs_vnops.c:1162 #7 VOP_MKDIR+0xc6 sys/kern/vfs_vops.c:459 #8 domkdirat+0x121 sys/kern/vfs_syscalls.c:3064 #9 syscall+0x4a1 mi_syscall sys/sys/syscall_mi.h:102 [inline] #9 syscall+0x4a1 sys/arch/amd64/amd64/trap.c:590 #10 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806baa52c8) #0 witness_lock+0x4b0 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4b0 sys/kern/subr_witness.c:1164 #1 rw_enter+0x446 sys/kern/kern_rwlock.c:311 #2 rrw_enter+0x88 sys/kern/kern_rwlock.c:462 #3 VOP_LOCK+0x4b sys/kern/vfs_vops.c:614 #4 vn_lock+0x6c sys/kern/vfs_vnops.c:575 #5 vfs_lookup+0xe6 sys/kern/vfs_lookup.c:419 #6 namei+0x5f7 sys/kern/vfs_lookup.c:249 #7 domkdirat+0x75 sys/kern/vfs_syscalls.c:3049 #8 syscall+0x4a1 mi_syscall sys/sys/syscall_mi.h:102 [inline] #8 syscall+0x4a1 sys/arch/amd64/amd64/trap.c:590 #9 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 9475 6349K 6349K 78643K 10566 0 pcb 13 8K 8K 78643K 13 0 rtable 105 3K 3K 78643K 189 0 ifaddr 39 10K 10K 78643K 39 0 counters 43 33K 33K 78643K 43 0 ioctlops 0 0K 2K 78643K 21 0 mount 1 1K 1K 78643K 1 0 vnodes 1216 76K 76K 78643K 1221 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 1K 78643K 2 0 VM map 2 1K 1K 78643K 2 0 sem 12 1K 1K 78643K 17 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1825 197K 290K 78643K 13109 0 file desc 7 21K 33K 78643K 751 0 proc 48 50K 83K 78643K 366 0 subproc 34 2K 2K 78643K 34 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 in_multi 33 2K 2K 78643K 33 0 ether_multi 1 0K 0K 78643K 1 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 31 148K 148K 78643K 31 0 exec 0 0K 2K 78643K 317 0 pagedep 1 8K 8K 78643K 1 0 inodedep 1 32K 32K 78643K 1 0 newblk 1 0K 0K 78643K 1 0 VM swap 7 26K 26K 78643K 7 0 UVM amap 330 41K 41K 78643K 3044 0 UVM aobj 5 2K 2K 78643K 5 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 NDP 5 0K 0K 78643K 9 0 temp 67 3953K 4017K 78643K 3234 0 kqueue 3 4K 6K 78643K 5 0 SYN cache 2 16K 16K 78643K 2 0 ddb{1}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle arp 64 6 0 0 1 0 1 1 0 8 0 plcache 128 20 0 0 1 0 1 1 0 8 0 rtpcb 120 19 0 17 1 0 1 1 0 8 0 rtentry 112 45 0 1 2 0 2 2 0 8 0 unpcb 120 49 0 41 1 0 1 1 0 8 0 syncache 296 4 0 4 1 1 0 1 0 8 0 tcpqe 32 357 0 357 2 2 0 2 0 8 0 tcpcb 736 483 0 460 4 0 4 4 0 8 1 inpcb 296 505 0 498 2 1 1 2 0 8 0 nd6 48 6 0 0 1 0 1 1 0 8 0 kcovpl 48 2 0 0 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 189 0 0 12 0 12 12 0 8 0 art_table 32 190 0 0 2 0 2 2 0 8 0 art_node 16 44 0 4 1 0 1 1 0 8 0 semupl 112 2 0 2 1 1 0 1 0 8 0 semapl 112 10 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 2462 0 1065 88 0 88 88 0 8 0 ffsino 272 2462 0 1065 94 0 94 94 0 8 0 nchpl 144 3795 0 2197 60 0 60 60 0 8 0 uvmvnodes 72 2505 0 0 46 0 46 46 0 8 0 vnodes 208 2505 0 0 132 0 132 132 0 8 0 namei 1024 9036 0 9035 2 1 1 1 0 8 0 percpumem 16 32 0 0 1 0 1 1 0 8 0 scxspl 216 10263 0 10262 9 8 1 8 0 8 0 plimitpl 152 16 0 7 1 0 1 1 0 8 0 sigapl 424 939 0 907 4 0 4 4 0 8 0 futexpl 56 8179 0 8179 1 0 1 1 0 8 1 knotepl 112 64 0 44 1 0 1 1 0 8 0 kqueuepl 152 892 0 890 1 0 1 1 0 8 0 pipepl 304 95 0 84 2 0 2 2 0 8 1 fdescpl 496 923 0 907 3 0 3 3 0 8 1 filepl 152 3743 0 3643 6 1 5 5 0 8 1 lockfpl 104 12 0 10 1 0 1 1 0 8 0 lockfspl 48 5 0 3 1 0 1 1 0 8 0 sessionpl 144 17 0 7 1 0 1 1 0 8 0 pgrppl 48 19 0 9 1 0 1 1 0 8 0 ucredpl 96 66 0 57 1 0 1 1 0 8 0 zombiepl 144 907 0 907 2 1 1 1 0 8 1 processpl 1056 939 0 907 5 2 3 3 0 8 0 procpl 656 1931 0 1891 4 0 4 4 0 8 0 sockpl 400 575 0 558 3 0 3 3 0 8 1 mcl64k 65536 2 0 0 1 0 1 1 0 8 0 mcl12k 12288 17 0 0 2 0 2 2 0 8 0 mcl9k 9216 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 2 0 0 1 0 1 1 0 8 0 mcl4k 4096 17 0 0 3 0 3 3 0 8 0 mcl2k2 2112 1 0 0 1 0 1 1 0 8 0 mcl2k 2048 402 0 0 50 0 50 50 0 8 0 mtagpl 96 1 0 0 1 0 1 1 0 8 0 mbufpl 256 418 0 0 26 0 26 26 0 8 0 bufpl 280 4140 0 173 284 0 284 284 0 8 0 anonpl 16 136996 0 79306 235 2 233 233 0 124 1 amapchunkpl 152 6642 0 4620 79 0 79 79 0 158 1 amappl16 192 3000 0 1421 80 0 80 80 0 8 1 amappl15 184 1 0 0 1 0 1 1 0 8 0 amappl14 176 26 0 19 1 0 1 1 0 8 0 amappl13 168 27 0 25 1 0 1 1 0 8 0 amappl12 160 356 0 350 1 0 1 1 0 8 0 amappl11 152 427 0 412 1 0 1 1 0 8 0 amappl10 144 12 0 5 1 0 1 1 0 8 0 amappl9 136 367 0 367 1 1 0 1 0 8 0 amappl8 128 122 0 91 2 0 2 2 0 8 0 amappl7 120 217 0 208 1 0 1 1 0 8 0 amappl6 112 63 0 51 1 0 1 1 0 8 0 amappl5 104 1436 0 1418 1 0 1 1 0 8 0 amappl4 96 593 0 569 1 0 1 1 0 8 0 amappl3 88 190 0 182 1 0 1 1 0 8 0 amappl2 80 5890 0 5828 2 0 2 2 0 8 0 amappl1 72 38033 0 37551 25 14 11 18 0 8 1 amappl 80 2788 0 2504 6 0 6 6 0 84 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 64 4 0 0 1 0 1 1 0 8 0 uaddrrnd 24 923 0 907 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 923 0 907 1 0 1 1 0 8 0 vmmpekpl 168 8732 0 8714 1 0 1 1 0 8 0 vmmpepl 168 132194 0 129089 196 11 185 190 0 357 48 vmsppl 368 922 0 907 2 0 2 2 0 8 0 pdppl 4096 1853 0 1814 62 21 41 45 0 8 2 pvpl 32 374029 0 313194 495 0 495 495 0 265 3 pmappl 232 922 0 907 2 1 1 2 0 8 0 extentpl 40 57 0 39 1 0 1 1 0 8 0 phpool 112 355 0 24 10 0 10 10 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp ddb{0}> trace x86_ipi_db(ffffffff82715ff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:352 x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x37 kd_curproc sys/dev/kcov.c:570 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x37 sys/dev/kcov.c:143 __mp_lock(ffffffff828a4890) at __mp_lock+0x133 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff828a4890) at __mp_lock+0x133 sys/kern/kern_lock.c:147 intr_handler(ffff800024ad8670,ffff80000065a300) at intr_handler+0x5e sys/arch/amd64/amd64/intr.c:532 Xintr_ioapic_edge4_untramp() at Xintr_ioapic_edge4_untramp+0x19f __mp_lock(ffffffff828a4890) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff828a4890) at __mp_lock+0x122 sys/kern/kern_lock.c:147 intr_handler(ffff800024ad87c0,ffff80000006ba00) at intr_handler+0x5e sys/arch/amd64/amd64/intr.c:532 Xintr_ioapic_edge17_untramp() at Xintr_ioapic_edge17_untramp+0x19f end of kernel end trace frame: 0x7f7ffffc0010, count: -10 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x18: addq $0x8,%rsp ddb{1}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398 witness_checkorder(fffffd8065e8df78,9,0) at witness_checkorder+0xf5a witness_debugger sys/kern/subr_witness.c:2490 [inline] witness_checkorder(fffffd8065e8df78,9,0) at witness_checkorder+0xf5a sys/kern/subr_witness.c:1087 rw_enter(fffffd8065e8df68,81) at rw_enter+0xd4 rrw_enter(fffffd8065e8df68,81) at rrw_enter+0x88 sys/kern/kern_rwlock.c:462 VOP_LOCK(fffffd805b2d85b8,81) at VOP_LOCK+0x4b sys/kern/vfs_vops.c:614 vn_lock(fffffd805b2d85b8,81) at vn_lock+0x6c sys/kern/vfs_vnops.c:575 uvn_get(fffffd80605c30e0,a000,ffff8000256e3e68,ffff8000256e3e04,0,1) at uvn_get+0x276 uvm_vnode_lock sys/uvm/uvm_vnode.c:1499 [inline] uvn_get(fffffd80605c30e0,a000,ffff8000256e3e68,ffff8000256e3e04,0,1) at uvn_get+0x276 sys/uvm/uvm_vnode.c:993 uvm_fault(fffffd807effaa10,2000a000,2,1) at uvm_fault+0xa41 sys/uvm/uvm_fault.c:1073 uvm_fault_wire(fffffd807effaa10,2000a000,2000e000,1) at uvm_fault_wire+0x63 sys/uvm/uvm_fault.c:1342 uvm_map_pageable_wire(fffffd807effaa10,fffffd8062049770,fffffd8062049c08,48d,ffffffff81ef6f2e,0) at uvm_map_pageable_wire+0x30d sys/uvm/uvm_map.c:2367 sys_mlock(ffff8000ffff42a8,ffff8000256e4048,ffff8000256e4090) at sys_mlock+0x180 sys/uvm/uvm_mmap.c:772 syscall(ffff8000256e4110) at syscall+0x4a1 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff8000256e4110) at syscall+0x4a1 sys/arch/amd64/amd64/trap.c:590 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x301ec954540, count: -13