Re: WARNING: at fs/btrfs/extent_io.c:4718 map_private_extent_buffer+0xd4/0xe0 [btrfs]()

[Josef Bacik <jbacik@fusionio.com>]

On Fri, Feb 22, 2013 at 10:22:04AM -0700, Mace Moneta wrote:
> On Fri, Feb 22, 2013 at 11:53 AM, Josef Bacik <jbacik@fusionio.com> wrote:
> > On Fri, Feb 22, 2013 at 07:46:16AM -0700, Mace Moneta wrote:
> >> https://bugzilla.redhat.com/show_bug.cgi?id=906142
> >>
> >> With 3.8 kernels in Fedora 18, using encfs on btrfs I get the
> >> following error.  It can take hours of use before I get a
> >> reoccurrence, and I need to btrfsck, btrfs-zero-log, and/or mount with
> >> '-o recovery' to get the filesystem back after a reboot.  No data
> >> appears to be lost, and a scrub runs to completion with no errors.
> >
> > Could you do
> >
> > gdb btrfs.ko
> > list *(btrfs_log_inode+0x3b8)
> >
> > and tell me what it says?  Thanks,
> >
> > Josef
> 
> # uname -r
> 3.8.0-0.rc7.git0.1.fc19.x86_64
> 
> # gdb /usr/lib/modules/3.8.0-0.rc7.git0.1.fc19.x86_64/kernel/fs/btrfs/btrfs.ko
> 

Sigh sorry, I miseed the other line because of line wrapping, can you do

list *(btrfs_log_changed_extents+0x384)

Thanks,

Josef