On Sun, Dec 27, 2020 at 10:55:31PM +0800, Defang Bo wrote: > Similar to commmit<389305b2>,
Please use full commit reference like 389305b2aa68 ("btrfs: relocation: Only remove reloc rb_trees if reloc control has been initialized") > it turns out that fs_info::reloc_ctl can be NULL , Please describe how the NULL can get there.