panic: pmap_remove_ptes: unmanaged page marked PG_PVLIST: va 0x797351616000, opte 0xffffffffffffffff
Starting stack trace...
panic(ffffffff8306ffa9) at panic+0x1d0 sys/kern/subr_prf.c:229
pmap_remove_pte(fffffd806bff2108,fffffd8007c19060,7fbcb9a8b000,797351600000,7973516f9000,0) at pmap_remove_pte
pmap_do_remove(fffffd806bff2108,7973515f9000,7973516f9000,0) at pmap_do_remove+0x533 sys/arch/amd64/amd64/pmap.c:1909
uvm_unmap_kill_entry_withlock(fffffd806c8f1dd8,fffffd806ed8f4c8,0) at uvm_unmap_kill_entry_withlock+0x274 sys/uvm/uvm_map.c:1883
uvm_map_teardown(fffffd806c8f1dd8) at uvm_map_teardown+0x267 sys/uvm/uvm_map.c:2520
uvmspace_free(fffffd806c8f1dd8) at uvmspace_free+0xe8 sys/uvm/uvm_map.c:3447
reaper(ffff800029fd8518) at reaper+0x25b sys/kern/kern_exit.c:480
end trace frame: 0x0, count: 250
End of stack trace.