FILT_ERR_ILLEGAL_FIELD_OP 1281 kernel/trace/trace_events_filter.c parse_error(pe, FILT_ERR_ILLEGAL_FIELD_OP, pos + i); FILT_ERR_ILLEGAL_FIELD_OP 1337 kernel/trace/trace_events_filter.c parse_error(pe, FILT_ERR_ILLEGAL_FIELD_OP, pos + i);