kernel security and bug fix update

[2.6.32-131.6.1.el6]

• [audit] ia32entry.S sign extend error codes when calling 64 bit code (Eric Paris) [713831 703935]
• [audit] push audit success and retcode into arch ptrace.h (Eric Paris) [713831 703935]
• [x86] intel-iommu: Flush unmaps at domain_exit (Alex Williamson) [713458 705441]
• [x86] intel-iommu: Only unlink device domains from iommu (Alex Williamson) [713458 705441]
• [virt] x86: Mask out unsupported CPUID features if running on xen (Igor Mammedov) [711546 703055]
• [block] fix accounting bug on cross partition merges (Jerome Marchand) [682989 669363]
• [net] vlan: remove multiqueue ability from vlan device (Neil Horman) [713494 703245]
• [net] Fix netif_set_real_num_tx_queues (Neil Horman) [713492 702742]
• [scsi] mpt2sas: move event handling of MPT2SAS_TURN_ON_FAULT_LED in process context (Tomas Henzl) [714190 701951]
• [mm] thp: simple fix for /dev/zero THP mprotect bug (Andrea Arcangeli) [714762 690444]
  [2.6.32-131.5.1.el6]
• [kernel] cgroupfs: use init_cred when populating new cgroupfs mount (Eric Paris) [713135 700538]
• [netdrv] ixgbe: adding FdirMode module option (Andy Gospodarek) [711550 707287]
• [crypto] testmgr: add xts-aes-256 self-test (Jarod Wilson) [711548 706167]
• [fs] ext3: Fix lost extented attributes for inode with ino == 11 (Eric Sandeen) [712413 662666]
• [mm] Prevent Disk IO throughput degradation due to memory allocation stalls (Larry Woodman) [711540 679526]
• [net] sock: adjust prot->obj_size always (Jiri Pirko) [709381 704231]
• [fs] GFS2: resource group bitmap corruption resulting in panics and withdraws (Robert S Peterson) [711528 702057]
• [x86] kprobes: Disable irqs during optimized callback (Jiri Olsa) [711545 699865]
• [mm] slab, kmemleak: pass the correct pointer to kmemleak_erase() (Steve Best) [712414 698023]
• [net] fix netns vs proto registration ordering (Wade Mealing) [702305 702306] {CVE-2011-1767 CVE-2011-1768}
• [ppc] Fix oops if scan_dispatch_log is called too early (Steve Best) [711524 696777]
• [virt] i8259: initialize isr_ack (Avi Kivity) [711520 670765]
• [virt] VMX: Save and restore tr selector across mode switches (Gleb Natapov) [711535 693894]
• [virt] VMX: update live TR selector if it changes in real mode (Gleb Natapov) [711535 693894]