4.15.9-stable review

This is the start of the stable review cycle for the 4.15.9 release. There are 11 patches in this series, all will be posted as a response to this one. If anyone has any issues with these being applied, please let me know.

Responses should be made by Mon Mar 12 00:18:21 UTC 2018. Anything received after that time might be too late.

The whole patch series can be found in one patch at:

	https://www.kernel.org/pub/linux/kernel/v4.x/stable-review/patch-4.15.9-rc1.gz

or in the git tree and branch at:
git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-4.15.y
and the diffstat can be found below.

thanks,

greg k-h

-------------
Pseudo-Shortlog of commits:

Greg Kroah-Hartman <[email protected]>

    Linux 4.15.9-rc1

Radim Krčmář <[email protected]>
KVM: x86: fix backward migration with async_PF

Sreekanth Reddy <[email protected]>
scsi: mpt3sas: wait for and flush running commands on shutdown/unload

Mauricio Faria de Oliveira <[email protected]>
scsi: mpt3sas: fix oops in error handlers after shutdown/unload

Daniel Borkmann <[email protected]>
bpf, ppc64: fix out of bounds access in tail call

Daniel Borkmann <[email protected]>
bpf: allow xadd only on aligned memory

Eric Dumazet <[email protected]>
bpf: add schedule points in percpu arrays management

Daniel Borkmann <[email protected]>
bpf, arm64: fix out of bounds access in tail call

Daniel Borkmann <[email protected]>
bpf, x64: implement retpoline for tail call

Yonghong Song <[email protected]>
bpf: fix rcu lockdep warning for lpm_trie map_free callback

Yonghong Song <[email protected]>
bpf: fix memory leak in lpm_trie map_free callback function

Daniel Borkmann <[email protected]>
bpf: fix mlock precharge on arraymaps

-------------

Diffstat:

 Documentation/virtual/kvm/cpuid.txt         |  4 ++
 Documentation/virtual/kvm/msr.txt           |  3 +-
 Makefile                                    |  4 +-
 arch/arm64/net/bpf_jit_comp.c               |  5 +-
 arch/powerpc/net/bpf_jit_comp64.c           |  1 +
 arch/x86/include/asm/nospec-branch.h        | 37 +++++++++++++
 arch/x86/include/uapi/asm/kvm_para.h        |  1 +
 arch/x86/kernel/kvm.c                       |  8 +--
 arch/x86/kvm/cpuid.c                        |  3 +-
 arch/x86/net/bpf_jit_comp.c                 |  9 ++--
 drivers/scsi/mpt3sas/mpt3sas_base.c         |  8 +--
 drivers/scsi/mpt3sas/mpt3sas_base.h         |  3 ++
 drivers/scsi/mpt3sas/mpt3sas_scsih.c        | 21 ++++++--
 kernel/bpf/arraymap.c                       | 33 +++++++-----
 kernel/bpf/lpm_trie.c                       | 14 ++---
 kernel/bpf/verifier.c                       | 42 +++++++++------
 tools/testing/selftests/bpf/test_verifier.c | 84 +++++++++++++++++++++++++++++
 17 files changed, 222 insertions(+), 58 deletions(-)