panic: uvm_fault_unwire_locked: address not in map
Starting stack trace...
panic(ffffffff830ba947) at panic+0x1d0 sys/kern/subr_prf.c:229
uvm_fault_unwire_locked(fffffd806c3a7388,20000000,20001000) at uvm_fault_unwire_locked+0x487 sys/uvm/uvm_fault.c:1663
uvm_fault_unwire(fffffd806c3a7388,20000000,20001000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1623
kern_sysctl(ffff80002a137e44,5,20000100,ffff80002a137e78,0,94e88e483d20a485,7c160fa4a0920d6b) at kern_sysctl+0x38e sysctl_vsunlock sys/kern/kern_sysctl.c:204 [inline]
kern_sysctl(ffff80002a137e44,5,20000100,ffff80002a137e78,0,94e88e483d20a485,7c160fa4a0920d6b) at kern_sysctl+0x38e sys/kern/kern_sysctl.c:502
sys_sysctl(ffff80002f182ce0,ffff80002a137fb0,ffff80002a137f00) at sys_sysctl+0x422
syscall(ffff80002a137fb0) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline]
syscall(ffff80002a137fb0) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x4a074878440, count: 250
End of stack trace.