On Wed, May 29, 2019 at 12:53:42PM +0300, Sergei Shtylyov wrote: > Hello! > > On 29.05.2019 11:29, Michal Rostecki wrote: > > > Function load_sk_storage_btf expects that libbpf__probe_raw_btf is > > returning a btf descriptor, but before this change it was returning > > an information about whether the probe was successful (0 or 1). > > load_sk_storage_btf was using that value as an argument to the close > > function, which was resulting in closing stdout and thus terminating the > > process which used that dunction. > > Function? :-) Opps! I will fix in v2. Thanks!