panic: pmap_remove_ptes: unmanaged page marked PG_PVLIST: va 0xbe08d460000, opte 0x70003efff
Starting stack trace...
panic(ffffffff8306e29e) at panic+0x1d0 sys/kern/subr_prf.c:229
pmap_remove_pte(fffffd806bfd5ca8,fffffd8008396dc0,7f85f046a2f0,be08d45e000,be08d461000,0) at pmap_remove_pte
pmap_do_remove(fffffd806bfd5ca8,be08d45e000,be08d461000,0) at pmap_do_remove+0x533 sys/arch/amd64/amd64/pmap.c:1911
uvm_unmap_kill_entry_withlock(fffffd806cd7fdd8,fffffd806bde7cf0,0) at uvm_unmap_kill_entry_withlock+0x274 sys/uvm/uvm_map.c:1865
uvm_map_teardown(fffffd806cd7fdd8) at uvm_map_teardown+0x1c7 sys/uvm/uvm_map.c:2498
uvmspace_free(fffffd806cd7fdd8) at uvmspace_free+0xcd sys/uvm/uvm_map.c:3422
reaper(ffff800029fd8f38) at reaper+0x256 sys/kern/kern_exit.c:480
end trace frame: 0x0, count: 250
End of stack trace.