uvm_fault(fffffd8064082d00,20000000,0,1) at uvm_fault+0xc3e uvmfault_amapcopy sys/uvm/uvm_fault.c:242 [inline] uvm_fault(fffffd8064082d00,20000000,0,1) at uvm_fault+0xc3e sys/uvm/uvm_fault.c:559 pageflttrap(ffff800023f21910,0) at pageflttrap+0x1b8 sys/arch/amd64/amd64/trap.c:221 kerntrap(ffff800023f21910) at kerntrap+0xec sys/arch/amd64/amd64/trap.c:302 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b copyin() at copyin+0x4b sys_connect(ffff800020e22eb8,ffff800023f21ad8,ffff800023f21b20) at sys_connect+0x9b sys/kern/uipc_syscalls.c:360 syscall(ffff800023f21ba0) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800023f21ba0) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x661df3c4500, count: 243 End of stack trace. 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 yield() at yield+0x77 sys/kern/sched_bsd.c:304 pool_get(ffffffff828b0240,1) at pool_get+0x19c sys/kern/subr_pool.c:588 uvm_mapent_alloc(fffffd8064082d00,0) at uvm_mapent_alloc+0x2d2 sys/uvm/uvm_map.c:1751 uvm_map_clip_end(fffffd8064082d00,fffffd806de080c0,20010000) at uvm_map_clip_end+0x5d sys/uvm/uvm_map.c:4769 amap_copy(fffffd8064082d00,fffffd806de080c0,2,1,20000000,20000001) at amap_copy+0x53b sys/uvm/uvm_amap.c:530 uvm_fault(fffffd8064082d00,20000000,0,1) at uvm_fault+0xc3e uvmfault_amapcopy sys/uvm/uvm_fault.c:242 [inline] uvm_fault(fffffd8064082d00,20000000,0,1) at uvm_fault+0xc3e sys/uvm/uvm_fault.c:559 pageflttrap(ffff800023f21910,0) at pageflttrap+0x1b8 sys/arch/amd64/amd64/trap.c:221 kerntrap(ffff800023f21910) at kerntrap+0xec sys/arch/amd64/amd64/trap.c:302 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b copyin() at copyin+0x4b sys_connect(ffff800020e22eb8,ffff800023f21ad8,ffff800023f21b20) at sys_connect+0x9b sys/kern/uipc_syscalls.c:360 syscall(ffff800023f21ba0) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800023f21ba0) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x661df3c4500, count: -14 ddb{1}> show registers rdi 0 rsi 0x3ffff acpi_pdirpa+0x2be67 rbp 0xffff800023f21390 rbx 0x2 rdx 0x40000 acpi_pdirpa+0x2be68 rcx 0xffff800020ee4000 rax 0xffff800000ae8340 r8 0xffffffff814192af kprintf+0x16f r9 0x1 r10 0x2 r11 0x3e08a611f2daf4b5 r12 0x1 r13 0xfffffd8068829c48 r14 0xffff800020e22eb8 r15 0x3 rip 0xffffffff812da468 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff800023f21380 ss 0x10 db_enter+0x18: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor.0) pid=272016 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=85, nice=20 forw=0xffffffffffffffff, list=0xffff800020e22288,0xffffffff8289a920 process=0xffff8000230f5740 user=0xffff800023f1c000, vmspace=0xfffffd8064082d00 estcpu=35, cpticks=16, pctcpu=0.0 user=0, sys=16, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 83856 182233 58740 0 7 0 syz-executor.0 *83856 272016 58740 0 7 0x4000000 syz-executor.0 76153 106769 0 0 3 0x14280 nfsidl nfsio 85350 86515 0 0 3 0x14280 nfsidl nfsio 98393 211170 0 0 3 0x14280 nfsidl nfsio 49811 162490 0 0 3 0x14280 nfsidl nfsio 1651 309124 0 0 3 0x14280 nfsidl nfsio 26906 331404 0 0 3 0x14280 nfsidl nfsio 56394 387330 0 0 3 0x14280 nfsidl nfsio 55617 240682 0 0 3 0x14280 nfsidl nfsio 8477 223754 0 0 3 0x14280 nfsidl nfsio 907 378957 0 0 3 0x14280 nfsidl nfsio 61962 84118 0 0 3 0x14280 nfsidl nfsio 19803 443745 0 0 3 0x14280 nfsidl nfsio 21205 333381 0 0 3 0x14280 nfsidl nfsio 11900 424570 0 0 3 0x14280 nfsidl nfsio 97148 412034 0 0 3 0x14280 nfsidl nfsio 63036 472040 0 0 3 0x14280 nfsidl nfsio 33104 26101 0 0 3 0x14280 nfsidl nfsio 87803 249097 0 0 3 0x14280 nfsidl nfsio 71539 252349 0 0 3 0x14280 nfsidl nfsio 4467 141839 0 0 3 0x14280 nfsidl nfsio 56547 190770 1 0 3 0x100083 ttyin getty 70600 447879 0 0 3 0x14200 bored sosplice 11729 229889 88019 0 3 0x2 biowait syz-executor.1 58740 391752 88019 0 3 0x82 nanosleep syz-executor.0 88019 219993 9229 0 3 0x82 thrsleep syz-fuzzer 88019 234405 9229 0 3 0x4000082 nanosleep syz-fuzzer 88019 261297 9229 0 3 0x4000082 thrsleep syz-fuzzer 88019 432961 9229 0 3 0x4000082 kqread syz-fuzzer 88019 179364 9229 0 3 0x4000082 thrsleep syz-fuzzer 88019 186916 9229 0 3 0x4000082 thrsleep syz-fuzzer 88019 166839 9229 0 3 0x4000082 thrsleep syz-fuzzer 88019 71627 9229 0 3 0x4000082 thrsleep syz-fuzzer 88019 303932 9229 0 3 0x4000082 thrsleep syz-fuzzer 88019 202525 9229 0 3 0x4000082 thrsleep syz-fuzzer 88019 117839 9229 0 3 0x4000082 nanosleep syz-fuzzer 9229 184183 71131 0 3 0x10008a pause ksh 71131 17423 41683 0 3 0x92 select sshd 41683 459612 1 0 3 0x80 select sshd 95332 284862 47731 74 3 0x100092 bpf pflogd 47731 234613 1 0 3 0x80 netio pflogd 52461 275284 14135 73 3 0x100090 kqread syslogd 14135 80378 1 0 3 0x100082 netio syslogd 92031 47401 1 77 3 0x100090 poll dhclient 28278 291460 1 0 3 0x80 poll dhclient 26365 125308 0 0 3 0x14200 bored smr 82643 405341 0 0 3 0x14200 pgzero zerothread 63629 205771 0 0 3 0x14200 aiodoned aiodoned 67084 478016 0 0 3 0x14200 syncer update 49653 265272 0 0 3 0x14200 cleaner cleaner 83249 228229 0 0 3 0x14200 reaper reaper 42679 519399 0 0 3 0x14200 pgdaemon pagedaemon 18297 55585 0 0 3 0x14200 bored crynlk 32039 75590 0 0 3 0x14200 bored crypto 34064 421765 0 0 3 0x40014200 acpi0 acpi0 24792 146549 0 0 3 0x40014200 idle1 20057 61490 0 0 3 0x14200 bored softnet 90904 217621 0 0 3 0x14200 bored systqmp 12151 27673 0 0 3 0x14200 bored systq 24867 436983 0 0 3 0x40014200 bored softclock 52199 152812 0 0 3 0x40014200 idle0 1 248746 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 83856 (syz-executor.0) thread 0xffff800020e22eb8 (272016) exclusive rwlock vmmaplk r = 0 (0xfffffd8064082d18) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 rw_enter+0x453 sys/kern/kern_rwlock.c:311 #2 vm_map_lock_ln+0x111 sys/uvm/uvm_map.c:5445 #3 uvmfault_lookup+0xbe sys/uvm/uvm_fault.c:1442 #4 uvm_fault+0xbbd uvmfault_amapcopy sys/uvm/uvm_fault.c:232 [inline] #4 uvm_fault+0xbbd sys/uvm/uvm_fault.c:559 #5 pageflttrap+0x1b8 sys/arch/amd64/amd64/trap.c:221 #6 kerntrap+0xec sys/arch/amd64/amd64/trap.c:302 #7 alltraps_kern_meltdown+0x7b #8 copyin+0x4b #9 sys_connect+0x9b sys/kern/uipc_syscalls.c:360 #10 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] #10 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 #11 Xsyscall+0x128 exclusive rwlock netlock r = 0 (0xffffffff82704858) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 solock+0x5a sys/kern/uipc_socket2.c:282 #2 sys_connect+0x6a sys/kern/uipc_syscalls.c:355 #3 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] #3 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 #4 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 1 (0xffffffff82897680) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 syscall+0x400 mi_syscall sys/sys/syscall_mi.h:93 [inline] #1 syscall+0x400 sys/arch/amd64/amd64/trap.c:570 #2 Xsyscall+0x128 Process 11729 (syz-executor.1) thread 0xffff800020e23608 (229889) exclusive rrwlock inode r = 0 (0xfffffd8068158920) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 rw_enter+0x453 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+0x13e sys/ufs/ffs/ffs_vfsops.c:1358 #5 ffs_inode_alloc+0x1cf sys/ufs/ffs/ffs_alloc.c:392 #6 ufs_mkdir+0xf4 sys/ufs/ufs/ufs_vnops.c:1162 #7 VOP_MKDIR+0xc6 sys/kern/vfs_vops.c:450 #8 domkdirat+0x121 sys/kern/vfs_syscalls.c:3051 #9 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] #9 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 #10 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806b21b4d8) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 rw_enter+0x453 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:603 #4 vn_lock+0x81 sys/kern/vfs_vnops.c:575 #5 vfs_lookup+0xe6 sys/kern/vfs_lookup.c:419 #6 namei+0x63c sys/kern/vfs_lookup.c:249 #7 domkdirat+0x75 sys/kern/vfs_syscalls.c:3036 #8 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] #8 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 #9 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 9553 6430K 6947K 78643K 13162 0 pcb 13 8K 8K 78643K 208 0 rtable 115 15K 17K 78643K 800 0 ifaddr 130 26K 28K 78643K 402 0 counters 43 33K 34K 78643K 101 0 ioctlops 0 0K 4K 78643K 1680 0 iov 0 0K 32K 78643K 215 0 mount 1 1K 1K 78643K 1 0 vnodes 1217 77K 77K 78643K 2016 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 32 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 1K 78643K 69 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1824 197K 290K 78643K 13058 0 file desc 5 13K 25K 78643K 1387 0 sigio 0 0K 0K 78643K 45 0 proc 63 63K 95K 78643K 550 0 subproc 32 2K 2K 78643K 34 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 367 0 in_multi 144 5K 5K 78643K 322 0 ether_multi 1 0K 0K 78643K 35 0 mrt 1 0K 0K 78643K 15 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 73 334K 334K 78643K 73 0 exec 0 0K 1K 78643K 296 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 151 105K 121K 78643K 5869 0 UVM aobj 41 4K 4K 78643K 73 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 172 0 NDP 16 0K 0K 78643K 50 0 temp 149 3861K 3930K 78643K 21341 0 kqueue 3 4K 16K 78643K 82 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 17 0 3 1 0 1 1 0 8 0 plcache 128 20 0 0 1 0 1 1 0 8 0 rtpcb 80 83 0 81 1 0 1 1 0 8 0 rtentry 112 86 0 48 2 0 2 2 0 8 0 unpcb 120 688 0 675 2 1 1 2 0 8 0 syncache 264 9 0 9 4 4 0 1 0 8 0 tcpqe 32 181 0 181 1 1 0 1 0 8 0 tcpcb 544 521 0 517 4 3 1 2 0 8 0 inpcb 280 1944 0 1929 9 7 2 3 0 8 0 rttmr 72 8 0 8 1 1 0 1 0 8 0 nd6 48 10 0 8 1 0 1 1 0 8 0 pkpcb 40 8 0 8 3 3 0 1 0 8 0 ppxss 1128 2 0 2 2 2 0 1 0 8 0 pfstscr 40 5 0 2 1 0 1 1 0 8 0 pffrag 232 5 0 5 3 3 0 1 0 482 0 pffrnode 88 5 0 5 3 3 0 1 0 8 0 pffrent 40 98 0 98 3 3 0 1 0 8 0 pfosfp 40 847 0 423 5 0 5 5 0 8 0 pfosfpen 112 1430 0 714 21 0 21 21 0 8 0 pfrktable 1344 126 0 118 4 3 1 1 0 8 0 pftag 88 16 0 12 3 2 1 1 0 8 0 pfqueue 264 2 0 0 1 0 1 1 0 8 0 pfstitem 24 71 0 60 1 0 1 1 0 8 0 pfstkey 112 72 0 61 2 0 2 2 0 8 0 pfstate 328 69 0 60 4 0 4 4 0 8 0 pfrule 1360 59 0 37 4 2 2 2 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 451 0 276 18 6 12 16 0 8 0 art_table 32 453 0 276 3 0 3 3 0 8 0 art_node 16 85 0 53 1 0 1 1 0 8 0 sysvmsgpl 40 47 0 25 1 0 1 1 0 8 0 semupl 112 4 0 4 1 1 0 1 0 8 0 semapl 112 61 0 51 1 0 1 1 0 8 0 shmpl 112 71 0 32 3 1 2 2 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 3663 0 2266 89 0 89 89 0 8 0 ffsino 272 3663 0 2266 95 0 95 95 0 8 0 nchpl 144 6065 0 4462 61 1 60 61 0 8 0 uvmvnodes 72 4274 0 0 78 0 78 78 0 8 0 vnodes 208 4274 0 0 225 0 225 225 0 8 0 namei 1024 17751 0 17750 4 3 1 1 0 8 0 percpumem 16 61 0 29 1 0 1 1 0 8 0 vcpupl 1984 8 0 0 1 0 1 1 0 8 0 vmpool 560 16 0 8 1 0 1 1 0 8 0 pfiaddrpl 120 38 0 32 4 3 1 1 0 8 0 scsiplug 64 1 0 1 1 1 0 1 0 8 0 scxspl 192 18433 0 18432 15 14 1 7 0 8 0 plimitpl 152 95 0 87 1 0 1 1 0 8 0 sigapl 424 1627 0 1575 6 0 6 6 0 8 0 futexpl 56 23390 0 23390 4 3 1 1 0 8 1 knotepl 112 155 0 136 1 0 1 1 0 8 0 kqueuepl 144 219 0 217 1 0 1 1 0 8 0 pipepl 304 273 0 263 6 5 1 3 0 8 0 fdescpl 496 1589 0 1573 3 0 3 3 0 8 0 filepl 152 10949 0 10848 12 7 5 7 0 8 1 lockfpl 104 304 0 303 1 0 1 1 0 8 0 lockfspl 48 98 0 97 1 0 1 1 0 8 0 sessionpl 112 20 0 9 1 0 1 1 0 8 0 pgrppl 48 47 0 36 1 0 1 1 0 8 0 ucredpl 96 1100 0 1091 1 0 1 1 0 8 0 zombiepl 144 1587 0 1587 3 2 1 1 0 8 1 processpl 984 1627 0 1575 7 0 7 7 0 8 0 procpl 624 4869 0 4806 8 2 6 6 0 8 1 srpgc 64 3 0 3 1 1 0 1 0 8 0 sosppl 128 18 0 18 4 4 0 1 0 8 0 sockpl 400 2734 0 2711 12 8 4 5 0 8 1 mcl64k 65536 16 0 0 2 0 2 2 0 8 0 mcl16k 16384 6 0 0 1 0 1 1 0 8 0 mcl12k 12288 17 0 0 2 0 2 2 0 8 0 mcl9k 9216 5 0 0 1 0 1 1 0 8 0 mcl8k 8192 17 0 0 3 0 3 3 0 8 0 mcl4k 4096 15 0 0 2 0 2 2 0 8 0 mcl2k2 2112 4 0 0 1 0 1 1 0 8 0 mcl2k 2048 150 0 0 18 0 18 18 0 8 0 mtagpl 80 173 0 0 4 0 4 4 0 8 0 mbufpl 256 534 0 0 28 0 28 28 0 8 0 bufpl 280 7674 0 1439 446 0 446 446 0 8 0 anonpl 16 162001 0 145337 117 44 73 84 0 124 2 amapchunkpl 152 10239 0 10071 41 32 9 21 0 158 0 amappl16 192 8610 0 7702 96 46 50 58 0 8 4 amappl15 184 2 0 1 2 1 1 1 0 8 0 amappl14 176 23 0 19 1 0 1 1 0 8 0 amappl13 168 737 0 731 1 0 1 1 0 8 0 amappl12 160 7 0 4 2 1 1 1 0 8 0 amappl11 152 53 0 38 1 0 1 1 0 8 0 amappl10 144 684 0 676 1 0 1 1 0 8 0 amappl9 136 389 0 388 1 0 1 1 0 8 0 amappl8 128 400 0 351 2 0 2 2 0 8 0 amappl7 120 771 0 761 1 0 1 1 0 8 0 amappl6 112 28 0 22 1 0 1 1 0 8 0 amappl5 104 1506 0 1488 1 0 1 1 0 8 0 amappl4 96 1217 0 1184 1 0 1 1 0 8 0 amappl3 88 176 0 170 1 0 1 1 0 8 0 amappl2 80 11764 0 11692 2 0 2 2 0 8 0 amappl1 72 43624 0 43186 23 13 10 18 0 8 0 amappl 80 5113 0 5064 2 0 2 2 0 84 0 dma4096 4096 1 0 1 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 18 0 17 1 0 1 1 0 8 0 aobjpl 64 72 0 32 1 0 1 1 0 8 0 uaddrrnd 24 1605 0 1581 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1605 0 1581 1 0 1 1 0 8 0 vmmpekpl 168 16346 0 16309 2 0 2 2 0 8 0 vmmpepl 168 199466 0 197362 142 41 101 114 0 357 2 vmsppl 368 1604 0 1581 3 0 3 3 0 8 0 pdppl 4096 3217 0 3170 8 1 7 7 0 8 0 pvpl 32 468751 0 449401 259 83 176 195 0 265 13 pmappl 232 1604 0 1581 2 0 2 2 0 8 0 extentpl 40 53 0 36 1 0 1 1 0 8 0 phpool 112 306 0 27 9 0 9 9 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp ddb{0}> trace x86_ipi_db(ffffffff826f6ff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:352 x86_ipi_handler() at x86_ipi_handler+0xc6 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23 __mp_lock(ffffffff82897478) at __mp_lock+0x127 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82897478) at __mp_lock+0x127 sys/kern/kern_lock.c:147 intr_handler(ffff800020e37850,ffff80000065ad80) at intr_handler+0x5e sys/arch/amd64/amd64/intr.c:532 Xintr_ioapic_edge4_untramp() at Xintr_ioapic_edge4_untramp+0x19f __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x36 kd_curproc sys/dev/kcov.c:411 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x36 sys/dev/kcov.c:79 intr_handler(ffff800020e379b0,ffff80000004a400) 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: 0x7f7ffffbf9d0, count: -9 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 yield() at yield+0x77 sys/kern/sched_bsd.c:304 pool_get(ffffffff828b0240,1) at pool_get+0x19c sys/kern/subr_pool.c:588 uvm_mapent_alloc(fffffd8064082d00,0) at uvm_mapent_alloc+0x2d2 sys/uvm/uvm_map.c:1751 uvm_map_clip_end(fffffd8064082d00,fffffd806de080c0,20010000) at uvm_map_clip_end+0x5d sys/uvm/uvm_map.c:4769 amap_copy(fffffd8064082d00,fffffd806de080c0,2,1,20000000,20000001) at amap_copy+0x53b sys/uvm/uvm_amap.c:530 uvm_fault(fffffd8064082d00,20000000,0,1) at uvm_fault+0xc3e uvmfault_amapcopy sys/uvm/uvm_fault.c:242 [inline] uvm_fault(fffffd8064082d00,20000000,0,1) at uvm_fault+0xc3e sys/uvm/uvm_fault.c:559 pageflttrap(ffff800023f21910,0) at pageflttrap+0x1b8 sys/arch/amd64/amd64/trap.c:221 kerntrap(ffff800023f21910) at kerntrap+0xec sys/arch/amd64/amd64/trap.c:302 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b copyin() at copyin+0x4b sys_connect(ffff800020e22eb8,ffff800023f21ad8,ffff800023f21b20) at sys_connect+0x9b sys/kern/uipc_syscalls.c:360 syscall(ffff800023f21ba0) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800023f21ba0) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x661df3c4500, count: -14