./file0 ?Èd*opanic: pmap_remove_ptes: unmanaged page marked PG_PVLIST: va 0x200000016000, opte 0xfffffffffffffffd
Starting stack trace...
panic(ffffffff833eff23) at panic+0x1ba sys/kern/subr_prf.c:229
pmap_remove_pte(fffffd800d261a30,fffffd8006e1c000,7f9000000080,200000010000,200000200000,0) at pmap_remove_pte
pmap_do_remove(fffffd800d261a30,200000010000,200000800000,0) at pmap_do_remove+0x53a sys/arch/amd64/amd64/pmap.c:1920
uvm_unmap_kill_entry_withlock(fffffd806cb2a010,fffffd806cb05900,0) at uvm_unmap_kill_entry_withlock+0x269 sys/uvm/uvm_map.c:1863
uvm_map_teardown(fffffd806cb2a010) at uvm_map_teardown+0x117 uvm_map_addr_RBT_LEFT sys/uvm/uvm_map.h:-1 [inline]
uvm_map_teardown(fffffd806cb2a010) at uvm_map_teardown+0x117 sys/uvm/uvm_map.c:2486
exit1(ffff80002a881a20,0,0,1) at exit1+0x6e6 sys/kern/kern_exit.c:259
sys_exit(ffff80002a881a20,ffff800030503220,ffff800030503170) at sys_exit+0x1a sys/kern/kern_exit.c:-1
syscall(ffff800030503220) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline]
syscall(ffff800030503220) at syscall+0x962 sys/arch/amd64/amd64/trap.c:765
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7acf88f6c6f0, count: 248
End of stack trace.