uvm_fault(fffffd806e8ee5c8,20000000,0,1) at uvm_fault+0xc3e uvmfault_amapcopy sys/uvm/uvm_fault.c:242 [inline] uvm_fault(fffffd806e8ee5c8,20000000,0,1) at uvm_fault+0xc3e sys/uvm/uvm_fault.c:559 pageflttrap(ffff80002411d390,0) at pageflttrap+0x1b8 sys/arch/amd64/amd64/trap.c:221 kerntrap(ffff80002411d390) at kerntrap+0xec sys/arch/amd64/amd64/trap.c:302 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b copyin() at copyin+0x4b sys_connect(ffff800020e10ed0,ffff80002411d558,ffff80002411d5a0) at sys_connect+0x9b sys/kern/uipc_syscalls.c:360 syscall(ffff80002411d620) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff80002411d620) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x2edfb972450, 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(ffffffff828b6578,1) at pool_get+0x19c sys/kern/subr_pool.c:588 uvm_mapent_alloc(fffffd806e8ee5c8,0) at uvm_mapent_alloc+0x2d2 sys/uvm/uvm_map.c:1751 uvm_map_clip_end(fffffd806e8ee5c8,fffffd80688028b0,20010000) at uvm_map_clip_end+0x5d sys/uvm/uvm_map.c:4769 amap_copy(fffffd806e8ee5c8,fffffd80688028b0,2,1,20000000,20000001) at amap_copy+0x53b sys/uvm/uvm_amap.c:530 uvm_fault(fffffd806e8ee5c8,20000000,0,1) at uvm_fault+0xc3e uvmfault_amapcopy sys/uvm/uvm_fault.c:242 [inline] uvm_fault(fffffd806e8ee5c8,20000000,0,1) at uvm_fault+0xc3e sys/uvm/uvm_fault.c:559 pageflttrap(ffff80002411d390,0) at pageflttrap+0x1b8 sys/arch/amd64/amd64/trap.c:221 kerntrap(ffff80002411d390) at kerntrap+0xec sys/arch/amd64/amd64/trap.c:302 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b copyin() at copyin+0x4b sys_connect(ffff800020e10ed0,ffff80002411d558,ffff80002411d5a0) at sys_connect+0x9b sys/kern/uipc_syscalls.c:360 syscall(ffff80002411d620) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff80002411d620) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x2edfb972450, count: -14 ddb{1}> show registers rdi 0 rsi 0x3ffff acpi_pdirpa+0x2be67 rbp 0xffff80002411ce10 rbx 0x2 rdx 0x40000 acpi_pdirpa+0x2be68 rcx 0xffff800020ee6000 rax 0xffff800000ae8180 r8 0xffffffff821c2b4f kprintf+0x16f r9 0x1 r10 0xffff80002411cca0 r11 0x5b1dcc56917619ec r12 0x1 r13 0xfffffd8068806548 r14 0xffff800020e10ed0 r15 0x3 rip 0xffffffff811a3778 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff80002411ce00 ss 0x10 db_enter+0x18: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor.0) pid=394162 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=86, nice=20 forw=0xffffffffffffffff, list=0xffff800020e11b00,0xffffffff828ad340 process=0xffff800024196410 user=0xffff800024118000, vmspace=0xfffffd806e8ee5c8 estcpu=36, cpticks=16, pctcpu=0.0 user=0, sys=16, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 81718 144613 94440 0 7 0 syz-executor.0 *81718 394162 94440 0 7 0x4000000 syz-executor.0 51379 196987 0 0 3 0x14280 nfsidl nfsio 59752 358896 0 0 3 0x14280 nfsidl nfsio 42490 245132 0 0 3 0x14280 nfsidl nfsio 74833 200777 0 0 3 0x14280 nfsidl nfsio 58422 352095 0 0 3 0x14280 nfsidl nfsio 67186 118474 0 0 3 0x14280 nfsidl nfsio 27923 66545 0 0 3 0x14280 nfsidl nfsio 49608 390200 0 0 3 0x14280 nfsidl nfsio 2749 42254 0 0 3 0x14280 nfsidl nfsio 16164 223497 0 0 3 0x14280 nfsidl nfsio 80351 249172 0 0 3 0x14280 nfsidl nfsio 39297 289073 0 0 3 0x14280 nfsidl nfsio 60806 261724 0 0 3 0x14280 nfsidl nfsio 50841 150123 0 0 3 0x14280 nfsidl nfsio 28762 383130 0 0 3 0x14280 nfsidl nfsio 2276 329776 0 0 3 0x14280 nfsidl nfsio 60284 286088 0 0 3 0x14280 nfsidl nfsio 76022 246879 0 0 3 0x14280 nfsidl nfsio 81540 350626 0 0 3 0x14280 nfsidl nfsio 84932 65350 0 0 3 0x14280 nfsidl nfsio 22644 380424 0 0 3 0x14200 bored sosplice 74058 297992 18746 0 3 0x2 biowait syz-executor.1 94440 324516 18746 0 3 0x82 nanosleep syz-executor.0 18746 210463 9146 0 3 0x82 nanosleep syz-fuzzer 18746 268778 9146 0 3 0x4000082 nanosleep syz-fuzzer 18746 358627 9146 0 3 0x4000082 thrsleep syz-fuzzer 18746 112332 9146 0 3 0x4000082 thrsleep syz-fuzzer 18746 170275 9146 0 3 0x4000082 thrsleep syz-fuzzer 18746 338538 9146 0 3 0x4000082 kqread syz-fuzzer 18746 67205 9146 0 3 0x4000082 thrsleep syz-fuzzer 18746 285306 9146 0 3 0x4000082 thrsleep syz-fuzzer 18746 25850 9146 0 3 0x4000082 thrsleep syz-fuzzer 18746 149391 9146 0 3 0x4000082 thrsleep syz-fuzzer 9146 270206 68670 0 3 0x10008a pause ksh 68670 370604 75053 0 3 0x92 select sshd 3563 156827 1 0 3 0x100083 ttyin getty 75053 249558 1 0 3 0x80 select sshd 82930 159715 78506 74 3 0x100092 bpf pflogd 78506 58061 1 0 3 0x80 netio pflogd 89640 240478 78364 73 3 0x100090 kqread syslogd 78364 424289 1 0 3 0x100082 netio syslogd 60742 224168 1 77 3 0x100090 poll dhclient 25644 353346 1 0 3 0x80 poll dhclient 28886 187012 0 0 3 0x14200 bored smr 68063 308770 0 0 3 0x14200 pgzero zerothread 75111 286246 0 0 3 0x14200 aiodoned aiodoned 82442 410295 0 0 3 0x14200 syncer update 8307 358881 0 0 3 0x14200 cleaner cleaner 29175 472066 0 0 3 0x14200 reaper reaper 41111 439902 0 0 3 0x14200 pgdaemon pagedaemon 10164 230290 0 0 3 0x14200 bored crynlk 19046 52531 0 0 3 0x14200 bored crypto 49873 261178 0 0 3 0x40014200 acpi0 acpi0 10396 228617 0 0 3 0x40014200 idle1 45797 375907 0 0 3 0x14200 bored softnet 25374 409036 0 0 3 0x14200 bored systqmp 54196 323381 0 0 3 0x14200 bored systq 82568 314493 0 0 3 0x40014200 bored softclock 19625 155108 0 0 3 0x40014200 idle0 1 113113 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 81718 (syz-executor.0) thread 0xffff800020e10ed0 (394162) exclusive rwlock vmmaplk r = 0 (0xfffffd806e8ee5e0) #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 (0xffffffff82707e28) #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 (0xffffffff82899198) #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 74058 (syz-executor.1) thread 0xffff800020ded868 (297992) exclusive rrwlock inode r = 0 (0xfffffd80688571b0) #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 vget+0x1c8 sys/kern/vfs_subr.c:671 #6 ufs_ihashget+0x141 sys/ufs/ufs/ufs_ihash.c:119 #7 ffs_vget+0x74 sys/ufs/ffs/ffs_vfsops.c:1329 #8 ufs_lookup+0x14b7 sys/ufs/ufs/ufs_lookup.c:487 #9 VOP_LOOKUP+0x5b sys/kern/vfs_vops.c:90 #10 vfs_lookup+0x7a6 sys/kern/vfs_lookup.c:568 #11 namei+0x63c sys/kern/vfs_lookup.c:249 #12 dounlinkat+0x99 sys/kern/vfs_syscalls.c:1853 #13 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] #13 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd80688572c0) #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 vget+0x1c8 sys/kern/vfs_subr.c:671 #6 cache_lookup+0x2bb sys/kern/vfs_cache.c:224 #7 ufs_lookup+0x1bc sys/ufs/ufs/ufs_lookup.c:162 #8 VOP_LOOKUP+0x5b sys/kern/vfs_vops.c:90 #9 vfs_lookup+0x7a6 sys/kern/vfs_lookup.c:568 #10 namei+0x63c sys/kern/vfs_lookup.c:249 #11 dounlinkat+0x99 sys/kern/vfs_syscalls.c:1853 #12 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] #12 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 #13 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 9531 6417K 7000K 78643K 12109 0 pcb 13 8K 8K 78643K 80 0 rtable 103 4K 5K 78643K 330 0 ifaddr 82 15K 15K 78643K 132 0 sysctl 2 0K 0K 78643K 2 0 counters 43 33K 34K 78643K 55 0 ioctlops 0 0K 4K 78643K 1529 0 iov 0 0K 16K 78643K 60 0 mount 1 1K 1K 78643K 1 0 vnodes 1219 77K 77K 78643K 1589 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 5 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 58 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1824 197K 290K 78643K 13058 0 file desc 5 13K 25K 78643K 359 0 sigio 0 0K 0K 78643K 8 0 proc 61 63K 95K 78643K 477 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 17 0 in_multi 45 2K 2K 78643K 81 0 ether_multi 1 0K 0K 78643K 9 0 mrt 0 0K 0K 78643K 2 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 37 175K 175K 78643K 37 0 exec 0 0K 1K 78643K 246 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 129 87K 88K 78643K 2122 0 UVM aobj 8 2K 2K 78643K 12 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 62 0 NDP 14 0K 0K 78643K 25 0 temp 112 3847K 3911K 78643K 4770 0 kqueue 3 4K 9K 78643K 248 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 80 39 0 37 1 0 1 1 0 8 0 rtentry 112 55 0 15 2 0 2 2 0 8 0 unpcb 120 187 0 177 1 0 1 1 0 8 0 syncache 264 8 0 8 2 2 0 1 0 8 0 tcpqe 32 807 0 807 1 1 0 1 0 8 0 tcpcb 544 150 0 145 1 0 1 1 0 8 0 inpcb 280 689 0 681 2 1 1 2 0 8 0 rttmr 72 1 0 1 1 1 0 1 0 8 0 nd6 48 11 0 6 1 0 1 1 0 8 0 pkpcb 40 2 0 2 1 1 0 1 0 8 0 ppxss 1128 2 0 2 2 2 0 1 0 8 0 pfstscr 40 1 0 0 1 0 1 1 0 8 0 pffrag 232 4 0 4 1 1 0 1 0 482 0 pffrnode 88 4 0 4 1 1 0 1 0 8 0 pffrent 40 51 0 51 1 1 0 1 0 8 0 pfosfp 40 846 0 423 5 0 5 5 0 8 0 pfosfpen 112 1428 0 714 21 0 21 21 0 8 0 pfrktable 1344 15 0 15 2 2 0 1 0 8 0 pfstitem 24 29 0 5 1 0 1 1 0 8 0 pfstkey 112 29 0 5 1 0 1 1 0 8 0 pfstate 328 28 0 5 3 0 3 3 0 8 0 pfrule 1360 30 0 22 2 0 2 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 196 0 22 12 0 12 12 0 8 0 art_table 32 197 0 22 2 0 2 2 0 8 0 art_node 16 54 0 17 1 0 1 1 0 8 0 sysvmsgpl 40 24 0 6 1 0 1 1 0 8 0 semupl 112 3 0 3 1 1 0 1 0 8 0 semapl 112 54 0 44 1 0 1 1 0 8 0 shmpl 112 10 0 4 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1894 0 491 88 0 88 88 0 8 0 ffsino 272 1894 0 491 95 1 94 94 0 8 0 nchpl 144 2583 0 973 60 0 60 60 0 8 0 uvmvnodes 72 2255 0 0 41 0 41 41 0 8 0 vnodes 208 2255 0 0 119 0 119 119 0 8 0 namei 1024 7183 0 7183 3 2 1 1 0 8 1 percpumem 16 38 0 6 1 0 1 1 0 8 0 vcpupl 1984 6 0 0 1 0 1 1 0 8 0 vmpool 560 8 0 2 1 0 1 1 0 8 0 pfiaddrpl 120 5 0 5 2 2 0 1 0 8 0 scxspl 192 7631 0 7630 9 8 1 7 0 8 0 plimitpl 152 33 0 25 1 0 1 1 0 8 0 sigapl 424 595 0 543 6 0 6 6 0 8 0 futexpl 56 6093 0 6093 1 0 1 1 0 8 1 knotepl 112 244 0 225 1 0 1 1 0 8 0 kqueuepl 144 252 0 250 1 0 1 1 0 8 0 pipelkpl 48 109 0 99 1 0 1 1 0 8 0 pipepl 120 218 0 199 1 0 1 1 0 8 0 fdescpl 496 559 0 543 3 0 3 3 0 8 0 filepl 152 3611 0 3509 7 2 5 5 0 8 1 lockfpl 104 50 0 49 1 0 1 1 0 8 0 lockfspl 48 20 0 19 1 0 1 1 0 8 0 sessionpl 112 18 0 7 1 0 1 1 0 8 0 pgrppl 48 20 0 9 1 0 1 1 0 8 0 ucredpl 96 256 0 246 1 0 1 1 0 8 0 zombiepl 144 543 0 543 3 2 1 1 0 8 1 processpl 984 595 0 543 8 1 7 7 0 8 0 procpl 624 1359 0 1297 7 1 6 6 0 8 0 sosppl 128 6 0 6 2 2 0 1 0 8 0 sockpl 400 918 0 898 6 3 3 4 0 8 1 mcl64k 65536 7 0 0 1 0 1 1 0 8 0 mcl16k 16384 5 0 0 1 0 1 1 0 8 0 mcl12k 12288 4 0 0 1 0 1 1 0 8 0 mcl9k 9216 3 0 0 1 0 1 1 0 8 0 mcl8k 8192 2 0 0 1 0 1 1 0 8 0 mcl4k 4096 10 0 0 2 0 2 2 0 8 0 mcl2k 2048 192 0 0 23 0 23 23 0 8 0 mtagpl 80 165 0 0 4 0 4 4 0 8 0 mbufpl 256 447 0 0 27 0 27 27 0 8 0 bufpl 280 3985 0 141 275 0 275 275 0 8 0 anonpl 16 61353 0 44990 67 1 66 66 0 124 0 amapchunkpl 152 2909 0 2759 9 2 7 9 0 158 0 amappl16 192 2255 0 1373 46 1 45 45 0 8 0 amappl15 184 2 0 1 2 1 1 1 0 8 0 amappl14 176 180 0 174 1 0 1 1 0 8 0 amappl13 168 30 0 27 1 0 1 1 0 8 0 amappl12 160 179 0 174 1 0 1 1 0 8 0 amappl11 152 230 0 213 1 0 1 1 0 8 0 amappl10 144 22 0 18 1 0 1 1 0 8 0 amappl9 136 382 0 381 1 0 1 1 0 8 0 amappl8 128 353 0 322 2 0 2 2 0 8 0 amappl7 120 117 0 106 1 0 1 1 0 8 0 amappl6 112 191 0 187 1 0 1 1 0 8 0 amappl5 104 479 0 462 1 0 1 1 0 8 0 amappl4 96 500 0 466 1 0 1 1 0 8 0 amappl3 88 112 0 107 1 0 1 1 0 8 0 amappl2 80 3691 0 3617 2 0 2 2 0 8 0 amappl1 72 21975 0 21529 24 14 10 18 0 8 0 amappl 80 1593 0 1542 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 11 0 4 1 0 1 1 0 8 0 uaddrrnd 24 567 0 545 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 567 0 545 1 0 1 1 0 8 0 vmmpekpl 168 8048 0 8009 3 1 2 3 0 8 0 vmmpepl 168 74712 0 72653 119 24 95 111 0 357 0 vmsppl 368 566 0 545 3 0 3 3 0 8 1 pdppl 4096 1141 0 1096 8 2 6 7 0 8 0 pvpl 32 205914 0 186331 167 6 161 166 0 265 2 pmappl 232 566 0 545 3 1 2 2 0 8 0 extentpl 40 53 0 36 1 0 1 1 0 8 0 phpool 112 286 0 11 8 0 8 8 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp ddb{0}> trace x86_ipi_db(ffffffff82711ff0) 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(ffffffff82898f90) at __mp_lock+0x127 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82898f90) at __mp_lock+0x127 sys/kern/kern_lock.c:147 intr_handler(ffff800024117980,ffff80000065ad80) at intr_handler+0x5e sys/arch/amd64/amd64/intr.c:532 Xintr_ioapic_edge4_untramp() at Xintr_ioapic_edge4_untramp+0x19f __mp_lock(ffffffff82898f90) at __mp_lock+0x127 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82898f90) at __mp_lock+0x127 sys/kern/kern_lock.c:147 intr_handler(ffff800024117ad0,ffff80000004a400) at intr_handler+0x5e sys/arch/amd64/amd64/intr.c:532 Xintr_ioapic_edge17_untramp() at Xintr_ioapic_edge17_untramp+0x19f __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x4f kd_curproc sys/dev/kcov.c:416 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x4f sys/dev/kcov.c:79 syscall(ffff800024117cd0) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800024117cd0) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7fffff30b0, count: -12 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(ffffffff828b6578,1) at pool_get+0x19c sys/kern/subr_pool.c:588 uvm_mapent_alloc(fffffd806e8ee5c8,0) at uvm_mapent_alloc+0x2d2 sys/uvm/uvm_map.c:1751 uvm_map_clip_end(fffffd806e8ee5c8,fffffd80688028b0,20010000) at uvm_map_clip_end+0x5d sys/uvm/uvm_map.c:4769 amap_copy(fffffd806e8ee5c8,fffffd80688028b0,2,1,20000000,20000001) at amap_copy+0x53b sys/uvm/uvm_amap.c:530 uvm_fault(fffffd806e8ee5c8,20000000,0,1) at uvm_fault+0xc3e uvmfault_amapcopy sys/uvm/uvm_fault.c:242 [inline] uvm_fault(fffffd806e8ee5c8,20000000,0,1) at uvm_fault+0xc3e sys/uvm/uvm_fault.c:559 pageflttrap(ffff80002411d390,0) at pageflttrap+0x1b8 sys/arch/amd64/amd64/trap.c:221 kerntrap(ffff80002411d390) at kerntrap+0xec sys/arch/amd64/amd64/trap.c:302 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b copyin() at copyin+0x4b sys_connect(ffff800020e10ed0,ffff80002411d558,ffff80002411d5a0) at sys_connect+0x9b sys/kern/uipc_syscalls.c:360 syscall(ffff80002411d620) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff80002411d620) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x2edfb972450, count: -14