[GIT PULL] Btrfs fixes for 5.9-rc5

[David Sterba]

Hi,

a few more fixes:

- regression fix, crash after failed snapshot creation

- one more lockep fix, use nofs allocation when allocating missing
  device

- fix reloc tree leak on degraded mount

- make some extent buffer alignment checks less strict to mount
  filesystems created by btrfs-convert

Please pull, thanks.

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The following changes since commit f96d6960abbc52e26ad124e69e6815283d3e1674:

  btrfs: tree-checker: fix the error message for transid error (2020-08-27 14:16:05 +0200)

are available in the Git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux.git for-5.9-rc4-tag

for you to fetch changes up to 2d892ccdc163a3d2e08c5ed1cea8b61bf7e4f531:

  btrfs: fix NULL pointer dereference after failure to create snapshot (2020-09-07 21:18:35 +0200)

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Filipe Manana (1):
      btrfs: fix NULL pointer dereference after failure to create snapshot

Josef Bacik (2):
      btrfs: fix lockdep splat in add_missing_dev
      btrfs: free data reloc tree on failed mount

Qu Wenruo (1):
      btrfs: require only sector size alignment for parent eb bytenr

 fs/btrfs/disk-io.c     |  2 ++
 fs/btrfs/extent-tree.c | 19 +++++++++----------
 fs/btrfs/print-tree.c  | 12 +++++++-----
 fs/btrfs/transaction.c |  1 +
 fs/btrfs/volumes.c     | 10 ++++++++++
 5 files changed, 29 insertions(+), 15 deletions(-)