Linux kernel bug fix: bpf: Make per_cpu_ptr return rdonly PTR_TO_MEM.
Subsystem: bpf (kernel/bpf/verifier.c)
Bug type: unknown, severity: unknown
Files changed: kernel/bpf/helpers.c;kernel/bpf/verifier.c
Introduced by Hao Luo on 2020-10-02 14:59:25 -0700; fixed by Hao Luo on 2021-12-18 13:27:41 -0800 (lifetime: 441 days)