On Wed, Jan 06, 2016 at 03:41:23AM +0000, Wang Nan wrote: > perf_event__synthesize_mmap_events() issues mmap2 events, but the > memory of that event is allocated using: > > mmap_event = malloc(sizeof(mmap_event->mmap) + machine->id_hdr_size); > > If path of mmap source file is long (near PATH_MAX), random crash > would happen. Should use sizeof(mmap_event->mmap2). > > Fix two memory allocations and rename all mmap_event to mmap2_event > to make it clear.
nice one.. Acked-by: Jiri Olsa <jo...@kernel.org> thanks, jirka -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
