wslpath bug

wslpath.strace

125   execve("/bin/wslpath", ["wslpath", "/c/some/path"], [/* 18 vars */]) = 0
125   arch_prctl(ARCH_SET_FS, 0x61c0b8) = 0
125   set_tid_address(0x61c0f0)         = 125
125   getpid()                          = 125
125   brk(NULL)                         = 0x1893000
125   brk(0x1894000)                    = 0x1894000
125   open("/dev/lxssclient", O_RDWR)   = 3
125   getcwd("/c/frb/wsl-bug", 4096)    = 15
125   open("/c/frb/wsl-bug", O_RDONLY|O_NOFOLLOW|O_PATH) = 4
125   ioctl(3, _IOC(0, 0x00, 0x3f, 0x22), 0x7fffeb5f70c0) = 0
125   close(4)                          = 0
125   ioctl(3, _IOC(0, 0x00, 0xef, 0x22), 0x7fffeb5f70c0) = -1 ENOENT (No such file or directory)
125   ioctl(3, _IOC(0, 0x00, 0xef, 0x22), 0x7fffeb5f70c0) = -1 ENOENT (No such file or directory)
125   ioctl(3, _IOC(0, 0x00, 0xef, 0x22), 0x7fffeb5f70c0) = -1 ENOENT (No such file or directory)
125   ioctl(3, _IOC(0, 0x00, 0xef, 0x22), 0x7fffeb5f70c0) = 0
125   open("/c/", O_RDONLY|O_DIRECTORY) = 4
125   close(4)                          = 0
125   ioctl(1, TIOCGWINSZ, {ws_row=63, ws_col=157, ws_xpixel=0, ws_ypixel=0}) = 0
125   writev(1, [{"/c/c/some/path", 14}, {"\n", 1}], 2) = 15
125   exit_group(0)                     = ?
125   +++ exited with 0 +++