diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c index 2101a5bd4eba8..fd53c9483147b 100644 --- a/fs/btrfs/volumes.c +++ b/fs/btrfs/volumes.c @@ -2210,9 +2210,17 @@ int btrfs_rm_device(struct btrfs_fs_info *fs_info, const char *device_path, synchronize_rcu(); btrfs_free_device(device); + /* + * This can happen if cur_devices is the private seed devices list. We + * cannot call close_fs_devices() here because it expects the uuid_mutex + * to be held, but in fact we don't need that for the private + * seed_devices, we can simply decrement cur_devices->opened and then + * remove it from our list and free the fs_devices. + */ if (cur_devices->open_devices == 0) { + ASSERT(cur_devices->opened == 1); list_del_init(&cur_devices->seed_list); - close_fs_devices(cur_devices); + cur_devices->opened--; free_fs_devices(cur_devices); }