Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf after rc5

Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf after rc5

Cross-merge BPF and other fixes after downstream PR.

No conflicts.

Adjacent:
Auto-merging MAINTAINERS
Auto-merging Makefile
Auto-merging kernel/bpf/verifier.c
Auto-merging kernel/sched/ext.c
Auto-merging mm/memcontrol.c

Signed-off-by: Alexei Starovoitov <ast@kernel.org>