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Linus Torvalds 92477dd1fa s390 eBPF JIT miscompilation issues fixes. 
These issues can be used by an unprivileged local user to circumvent the verifier and gain root privileges.
 
 v4.1+
 s390/bpf: Fix optimizing out zero-extensions
 s390/bpf: Fix 64-bit subtraction of the -0x80000000 constant
 v5.5+
 s390/bpf: Fix branch shortening during codegen pass
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Merge tag 's390-5.15-ebpf-jit-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux

Pull s390 eBPF fixes from Vasily Gorbik:
 "Johan Almbladh has implemented a number of new testcases for eBPF [1],
  which uncovered three miscompilation issues in the s390 eBPF JIT"

Link: https://lore.kernel.org/bpf/20210902185229.1840281-1-johan.almbladh@anyfinetworks.com/ [1]

* tag 's390-5.15-ebpf-jit-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux:
  s390/bpf: Fix optimizing out zero-extensions
  s390/bpf: Fix 64-bit subtraction of the -0x80000000 constant
  s390/bpf: Fix branch shortening during codegen pass
2021-09-21 09:36:11 -07:00
..
appldata s390/appldata: use struct_size() helper 2020-06-29 16:32:34 +02:00
boot Kbuild updates for v5.15 2021-09-03 15:33:47 -07:00
configs s390: update defconfigs 2021-09-15 14:29:21 +02:00
crypto s390/archrandom: add parameter check for s390_arch_random_generate 2021-04-21 12:32:12 +02:00
hypfs s390: rename dma section to amode31 2021-08-05 14:10:53 +02:00
include 2nd batch of s390 updates for 5.15 merge window 2021-09-09 12:55:12 -07:00
kernel 2nd batch of s390 updates for 5.15 merge window 2021-09-09 12:55:12 -07:00
kvm ARM: 2021-09-07 13:40:51 -07:00
lib arch: remove compat_alloc_user_space 2021-09-08 15:32:35 -07:00
mm 2nd batch of s390 updates for 5.15 merge window 2021-09-09 12:55:12 -07:00
net s390/bpf: Fix optimizing out zero-extensions 2021-09-16 10:39:55 +02:00
pci s390/pci_mmio: fully validate the VMA before calling follow_pte() 2021-09-15 14:29:21 +02:00
purgatory s390: enable KCSAN 2021-07-30 17:09:23 +02:00
tools s390/disassembler: add instructions 2021-07-27 09:39:19 +02:00
Kbuild s390/numa: move code to arch/s390/kernel 2020-08-11 18:16:55 +02:00
Kconfig s390: remove WARN_DYNAMIC_STACK 2021-09-15 14:29:21 +02:00
Kconfig.debug tracing: Refactor TRACE_IRQFLAGS_SUPPORT in Kconfig 2021-08-16 11:37:21 -04:00
Makefile s390: remove WARN_DYNAMIC_STACK 2021-09-15 14:29:21 +02:00