Linux kernel bug fix: ring-buffer: Have ring_buffer_alloc_read_page() return error on offline CPU
Subsystem: tracing (kernel/trace/ring_buffer_benchmark.c)
Bug type: null-deref, severity: security
Keywords: null pointer
Files changed: kernel/trace/ring_buffer.c;kernel/trace/ring_buffer_benchmark.c;kernel/trace/trace.c
Introduced by Steven Rostedt (VMware) on 2017-05-01 10:26:40 -0400; fixed by Steven Rostedt (VMware) on 2017-08-02 14:23:02 -0400 (lifetime: 93 days)