This does not look correct. Please check.
julia
On Thu, 11 Jun 2015, kbuild test robot wrote:
> TO: Liu Bo <bo.li.liu@xxxxxxxxxx>
> CC: "Chris Mason <chris.mason@xxxxxxxxxxxx> Chris Mason" <clm@xxxxxx>
> CC: David Sterba <dsterba@xxxxxxx>
> CC: linux-btrfs@xxxxxxxxxxxxxxx
>
> tree: git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs.git integration-4.2
> head: 9a4e7276d39071576d369e607d7accb84b41d0b4
> commit: 64c043de466d5746e7ca306dab9d418cd871cefc [29/57] Btrfs: fix up read_tree_block to return proper error
> :::::: branch date: 7 hours ago
> :::::: commit date: 8 days ago
>
> >> fs/btrfs/disk-io.c:2325:17-30: ERROR: reference preceded by free on line 2324
>
> git remote add btrfs git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs.git
> git remote update btrfs
> git checkout 64c043de466d5746e7ca306dab9d418cd871cefc
> vim +2325 fs/btrfs/disk-io.c
>
> 63443bf5 Eric Sandeen 2014-08-01 2318 BTRFS_TREE_LOG_OBJECTID);
> 63443bf5 Eric Sandeen 2014-08-01 2319
> 63443bf5 Eric Sandeen 2014-08-01 2320 log_tree_root->node = read_tree_block(tree_root, bytenr,
> 63443bf5 Eric Sandeen 2014-08-01 2321 fs_info->generation + 1);
> 64c043de Liu Bo 2015-05-25 2322 if (IS_ERR(log_tree_root->node)) {
> 64c043de Liu Bo 2015-05-25 2323 printk(KERN_ERR "BTRFS: failed to read log tree\n");
> 64c043de Liu Bo 2015-05-25 @2324 kfree(log_tree_root);
> 64c043de Liu Bo 2015-05-25 @2325 return PTR_ERR(log_tree_root->node);
> 64c043de Liu Bo 2015-05-25 2326 } else if (!extent_buffer_uptodate(log_tree_root->node)) {
> 63443bf5 Eric Sandeen 2014-08-01 2327 printk(KERN_ERR "BTRFS: failed to read log tree\n");
> 63443bf5 Eric Sandeen 2014-08-01 2328 free_extent_buffer(log_tree_root->node);
>
> ---
> 0-DAY kernel test infrastructure Open Source Technology Center
> http://lists.01.org/mailman/listinfo/kbuild Intel Corporation
>
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