On Sun, Mar 03, 2013 at 06:57:41AM -0700, Michael Schmitt wrote: > Hi list, > > some rather unexpected btrfs-oopses for my taste. I use btrfs for some > time now (mostly on external harddisks) and these "oopses" happened > during some simple file and folder deletion operation on that device. It > is a luks-encrypted 80GB drive. Anything like that known? And the fs was > created just yesterday, how come there is a message like... > > [91491.919358] btrfs: mismatching generation and generation_v2 found in root > item. This root was probably mounted with an older kernel. Resetting all new > fields.
This may be from first mount after mkfs. It depends on your tools. > > ... but the kernel used (3.7.3 from Debian experimental on Debian sid) > was installed several days ago. What kind of oopses are these? As of now > there is no real data on that device. But if there were, would I need to > be concerned about the integrity of those files? > > [93283.762006] WARNING: at > /build/buildd-linux_3.7.3-1~experimental.1-i386-eX5kUQ/linux-3.7.3/fs/btrfs/extent-tree.c:6297 > btrfs_alloc_free_block+0xcd/0x2a4 [btrfs]() These are not oopsen but warnings. It's an ENOSPC warning as we try to delete the extents. It did happen sometimes in this kernel, but it is only a warning. -chris -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html