Warning: Permanently added '[localhost]:12070' (RSA) to the list of known hosts. bash-4.3$ kernel panic at kern/src/ns/tree_file.c:820, from core 0: assertion failed: tree_file_is_dir(new_parent) Stack Backtrace on Core 0: #01 [<0xffffffffc200a3b7>] in backtrace #02 [<0xffffffffc2009b7c>] in _panic #03 [<0xffffffffc2043cc1>] in tree_file_rename #04 [<0xffffffffc2043e57>] in tree_chan_rename #05 [<0xffffffffc20336b8>] in __namec_from #06 [<0xffffffffc20340af>] in namec #07 [<0xffffffffc203df31>] in sysrename #08 [<0xffffffffc2055a12>] in sys_rename #09 [<0xffffffffc2059149>] in syscall #10 [<0xffffffffc2059304>] in run_local_syscall #11 [<0xffffffffc2059839>] in prep_syscalls #12 [<0xffffffffc20aaf1a>] in sysenter_callwrapper Entering Nanwan's Dungeon on Core 0 (Ints on): Type 'help' for a list of commands.