On Tue, Nov 01, 2011 at 11:11:10AM +0100, David Sterba wrote:
> Hi,
>
> On Mon, Oct 31, 2011 at 10:49:57PM -0400, Chris Mason wrote:
> > I've pushed out a new integration branch, but it is not for general use.
>
> Thank you!
>
> xfstests/083 and 089 cause the following warnings. I've seen them before when
> testing josef/for-chris and josef/master branches (reported on irc).
Ok, just a status update on my end. Josef and I have the block group
warnings fixed. The tree log crash is also explained, the eexist oops
comes when you're using the inode_cache code (hopefully you are?).
I have one test fix for this but it still has a few wrinkles that I'll
have to sort out in the morning.
-chris
>
> [ 1149.108088] ------------[ cut here ]------------
> [ 1149.114384] WARNING: at fs/btrfs/extent-tree.c:3932 btrfs_free_block_groups+0x304/0x320 [btrfs]()
> [ 1149.124928] Hardware name: Santa Rosa platform
> [ 1149.124931] Modules linked in: loop btrfs aoe
> [ 1149.124938] Pid: 23991, comm: umount Not tainted 3.1.0-default+ #64
> [ 1149.124941] Call Trace:
> [ 1149.124950] [<ffffffff81057fdf>] warn_slowpath_common+0x7f/0xc0
> [ 1149.124953] [<ffffffff8105803a>] warn_slowpath_null+0x1a/0x20
> [ 1149.124973] [<ffffffffa002bba4>] btrfs_free_block_groups+0x304/0x320 [btrfs]
> [ 1149.124985] [<ffffffffa0036ab9>] close_ctree+0x1e9/0x390 [btrfs]
> [ 1149.124991] [<ffffffff8115e2df>] ? dispose_list+0x4f/0x60
> [ 1149.124999] [<ffffffffa00108dd>] btrfs_put_super+0x1d/0x30 [btrfs]
> [ 1149.125003] [<ffffffff81145202>] generic_shutdown_super+0x62/0xe0
> [ 1149.125006] [<ffffffff81145316>] kill_anon_super+0x16/0x30
> [ 1149.125009] [<ffffffff811461a2>] ? deactivate_super+0x42/0x70
> [ 1149.125012] [<ffffffff811456dd>] deactivate_locked_super+0x3d/0xa0
> [ 1149.125015] [<ffffffff811461aa>] deactivate_super+0x4a/0x70
> [ 1149.125019] [<ffffffff81162972>] mntput_no_expire+0xa2/0xf0
> [ 1149.125022] [<ffffffff811636df>] sys_umount+0x6f/0x390
> [ 1149.125027] [<ffffffff81a1d782>] system_call_fastpath+0x16/0x1b
> [ 1149.125030] ---[ end trace 81d2bc6c70d7ca56 ]---
> [ 1149.125032] ------------[ cut here ]------------
> [ 1149.125041] WARNING: at fs/btrfs/extent-tree.c:3933 btrfs_free_block_groups+0x2ee/0x320 [btrfs]()
> [ 1149.125044] Hardware name: Santa Rosa platform
> [ 1149.125045] Modules linked in: loop btrfs aoe
> [ 1149.125049] Pid: 23991, comm: umount Tainted: G W 3.1.0-default+ #64
> [ 1149.125051] Call Trace:
> [ 1149.125054] [<ffffffff81057fdf>] warn_slowpath_common+0x7f/0xc0
> [ 1149.125057] [<ffffffff8105803a>] warn_slowpath_null+0x1a/0x20
> [ 1149.125067] [<ffffffffa002bb8e>] btrfs_free_block_groups+0x2ee/0x320 [btrfs]
> [ 1149.125078] [<ffffffffa0036ab9>] close_ctree+0x1e9/0x390 [btrfs]
> [ 1149.125081] [<ffffffff8115e2df>] ? dispose_list+0x4f/0x60
> [ 1149.125089] [<ffffffffa00108dd>] btrfs_put_super+0x1d/0x30 [btrfs]
> [ 1149.125092] [<ffffffff81145202>] generic_shutdown_super+0x62/0xe0
> [ 1149.125096] [<ffffffff81145316>] kill_anon_super+0x16/0x30
> [ 1149.125099] [<ffffffff811461a2>] ? deactivate_super+0x42/0x70
> [ 1149.125102] [<ffffffff811456dd>] deactivate_locked_super+0x3d/0xa0
> [ 1149.125105] [<ffffffff811461aa>] deactivate_super+0x4a/0x70
> [ 1149.125108] [<ffffffff81162972>] mntput_no_expire+0xa2/0xf0
> [ 1149.125111] [<ffffffff811636df>] sys_umount+0x6f/0x390
> [ 1149.125115] [<ffffffff81a1d782>] system_call_fastpath+0x16/0x1b
> [ 1149.125117] ---[ end trace 81d2bc6c70d7ca57 ]---
>
> The code in question:
>
> 3927 static void release_global_block_rsv(struct btrfs_fs_info *fs_info)
> 3928 {
> 3929 block_rsv_release_bytes(&fs_info->global_block_rsv, NULL, (u64)-1);
> 3930 WARN_ON(fs_info->delalloc_block_rsv.size > 0);
> 3931 WARN_ON(fs_info->delalloc_block_rsv.reserved > 0);
>
> 3932 WARN_ON(fs_info->trans_block_rsv.size > 0);
> 3933 WARN_ON(fs_info->trans_block_rsv.reserved > 0);
>
> 3934 WARN_ON(fs_info->chunk_block_rsv.size > 0);
> 3935 WARN_ON(fs_info->chunk_block_rsv.reserved > 0);
> 3936 }
>
>
> [ 1149.125119] ------------[ cut here ]------------
> [ 1149.125128] WARNING: at fs/btrfs/extent-tree.c:7090 btrfs_free_block_groups+0x23b/0x320 [btrfs]()
> [ 1149.125130] Hardware name: Santa Rosa platform
> [ 1149.125131] Modules linked in: loop btrfs aoe
> [ 1149.125135] Pid: 23991, comm: umount Tainted: G W 3.1.0-default+ #64
> [ 1149.125137] Call Trace:
> [ 1149.125140] [<ffffffff81057fdf>] warn_slowpath_common+0x7f/0xc0
> [ 1149.125143] [<ffffffff8105803a>] warn_slowpath_null+0x1a/0x20
> [ 1149.125153] [<ffffffffa002badb>] btrfs_free_block_groups+0x23b/0x320 [btrfs]
> [ 1149.125164] [<ffffffffa0036ab9>] close_ctree+0x1e9/0x390 [btrfs]
> [ 1149.125167] [<ffffffff8115e2df>] ? dispose_list+0x4f/0x60
> [ 1149.125175] [<ffffffffa00108dd>] btrfs_put_super+0x1d/0x30 [btrfs]
> [ 1149.125178] [<ffffffff81145202>] generic_shutdown_super+0x62/0xe0
> [ 1149.125181] [<ffffffff81145316>] kill_anon_super+0x16/0x30
> [ 1149.125184] [<ffffffff811461a2>] ? deactivate_super+0x42/0x70
> [ 1149.125187] [<ffffffff811456dd>] deactivate_locked_super+0x3d/0xa0
> [ 1149.125191] [<ffffffff811461aa>] deactivate_super+0x4a/0x70
> [ 1149.125194] [<ffffffff81162972>] mntput_no_expire+0xa2/0xf0
> [ 1149.125197] [<ffffffff811636df>] sys_umount+0x6f/0x390
> [ 1149.125200] [<ffffffff81a1d782>] system_call_fastpath+0x16/0x1b
> [ 1149.125202] ---[ end trace 81d2bc6c70d7ca58 ]---
> [ 1149.125206] space_info 5 has 4931584 free, is full
> [ 1149.125208] space_info total=48234496, used=43302912, pinned=0, reserved=0, may_use=294912, readonly=0
>
>
> 7028 int btrfs_free_block_groups(struct btrfs_fs_info *info)
> ...
> 7083 while(!list_empty(&info->space_info)) {
> 7084 space_info = list_entry(info->space_info.next,
> 7085 struct btrfs_space_info,
> 7086 list);
> 7087 if (space_info->bytes_pinned > 0 ||
> 7088 space_info->bytes_reserved > 0 ||
> 7089 space_info->bytes_may_use > 0) {
>
> 7090 WARN_ON(1);
>
> 7091 dump_space_info(space_info, 0, 0);
> 7092 }
> 7093 list_del(&space_info->list);
> 7094 kfree(space_info);
> 7095 }
> 7096 return 0;
> 7097 }
>
>
> david
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