panic: pmap_remove_ptes: unmanaged page marked PG_PVLIST: va 0x110c260000, opte 0x70003efff Starting stack trace... panic(ffffffff8306ffe6) at panic+0x1d0 sys/kern/subr_prf.c:229 pmap_remove_pte(fffffd8068f63200,fffffd8007aff2c0,7f8008861180,110c230000,110c400000,0) at pmap_remove_pte pmap_do_remove(fffffd8068f63200,110c230000,110e230000,0) at pmap_do_remove+0x533 sys/arch/amd64/amd64/pmap.c:1909 uvm_unmap_kill_entry_withlock(fffffd806b1536f0,fffffd8063eb9558,0) at uvm_unmap_kill_entry_withlock+0x274 sys/uvm/uvm_map.c:1883 uvm_map_teardown(fffffd806b1536f0) at uvm_map_teardown+0x267 sys/uvm/uvm_map.c:2520 uvmspace_free(fffffd806b1536f0) at uvmspace_free+0xe8 sys/uvm/uvm_map.c:3447 reaper(ffff800029fd8f38) at reaper+0x25b sys/kern/kern_exit.c:480 end trace frame: 0x0, count: 250 End of stack trace. syncing disks...